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Merge branch 'master' of /home/wd/git/u-boot/master

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This commit is contained in:
Wolfgang Denk 2010-11-12 22:24:06 +01:00
commit d963e84c92
844 changed files with 10871 additions and 14589 deletions
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3
.gitignore vendored
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@ -40,6 +40,9 @@
/errlog
/reloc_off
/include/generated/
/lib/asm-offsets.s
# stgit generated dirs
patches-*
.stgit-edit.txt

11
MAINTAINERS
View File

@ -144,6 +144,8 @@ Dirk Eibach <eibach@gdsys.de>
dlvision PPC405EP
gdppc440etx PPC440EP/GR
intip PPC460EX
io PPC405EP
iocon PPC405EP
neo PPC405EP
Dave Ellis <DGE@sixnetio.com>
@ -462,10 +464,11 @@ Rune Torgersen <runet@innovsys.com>
Peter Tyser <ptyser@xes-inc.com>
XPEDITE1000 PPC440GX
XPEDITE5170 MPC8640
XPEDITE5200 MPC8548
XPEDITE5370 MPC8572
xpedite1000 PPC440GX
xpedite5170 MPC8640
xpedite5200 MPC8548
xpedite5370 MPC8572
xpedite5500 P2020
David Updegraff <dave@cray.com>

36
MAKEALL
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@ -554,9 +554,7 @@ LIST_mips_el=" \
## i386 Systems
#########################################################################
LIST_x86="$(boards_by_arch i386)
sc520_eNET \
"
LIST_x86="$(boards_by_arch i386)"
#########################################################################
## Nios-II Systems
@ -601,39 +599,17 @@ LIST_avr32="$(boards_by_arch avr32)"
## Blackfin Systems
#########################################################################
LIST_blackfin="$(boards_by_arch blackfin)
bf527-ezkit-v2
"
LIST_blackfin="$(boards_by_arch blackfin)"
#########################################################################
## SH Systems
#########################################################################
LIST_sh2=" \
rsk7203 \
"
LIST_sh3=" \
mpr2 \
ms7720se \
"
LIST_sh2="$(boards_by_cpu sh2)"
LIST_sh3="$(boards_by_cpu sh3)"
LIST_sh4="$(boards_by_cpu sh4)"
LIST_sh4=" \
ms7750se \
ms7722se \
MigoR \
r7780mp \
r2dplus \
sh7763rdp \
sh7785lcr \
ap325rxa \
espt \
"
LIST_sh=" \
${LIST_sh2} \
${LIST_sh3} \
${LIST_sh4} \
"
LIST_sh="$(boards_by_arch sh)"
#########################################################################
## SPARC Systems

120
Makefile
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@ -22,9 +22,9 @@
#
VERSION = 2010
PATCHLEVEL = 09
PATCHLEVEL = 12
SUBLEVEL =
EXTRAVERSION =
EXTRAVERSION = -rc1
ifneq "$(SUBLEVEL)" ""
U_BOOT_VERSION = $(VERSION).$(PATCHLEVEL).$(SUBLEVEL)$(EXTRAVERSION)
else
@ -357,7 +357,7 @@ $(obj)u-boot.imx: $(obj)u-boot.bin
-e $(CONFIG_SYS_TEXT_BASE) -d $< $@
$(obj)u-boot.kwb: $(obj)u-boot.bin
$(obj)tools/mkimage -n $(KWD_CONFIG) -T kwbimage \
$(obj)tools/mkimage -n $(CONFIG_SYS_KWD_CONFIG) -T kwbimage \
-a $(CONFIG_SYS_TEXT_BASE) -e $(CONFIG_SYS_TEXT_BASE) -d $< $@
$(obj)u-boot.sha1: $(obj)u-boot.bin
@ -372,7 +372,8 @@ GEN_UBOOT = \
cd $(LNDIR) && $(LD) $(LDFLAGS) $$UNDEF_SYM $(__OBJS) \
--start-group $(__LIBS) --end-group $(PLATFORM_LIBS) \
-Map u-boot.map -o u-boot
$(obj)u-boot: depend $(SUBDIRS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
$(obj)u-boot: depend \
$(SUBDIRS) $(OBJS) $(LIBBOARD) $(LIBS) $(LDSCRIPT) $(obj)u-boot.lds
$(GEN_UBOOT)
ifeq ($(CONFIG_KALLSYMS),y)
smap=`$(call SYSTEM_MAP,u-boot) | \
@ -400,7 +401,7 @@ $(LDSCRIPT): depend
$(obj)u-boot.lds: $(LDSCRIPT)
$(CPP) $(CPPFLAGS) $(LDPPFLAGS) -ansi -D__ASSEMBLY__ -P - <$^ >$@
$(NAND_SPL): $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
$(NAND_SPL): $(TIMESTAMP_FILE) $(VERSION_FILE) depend
$(MAKE) -C nand_spl/board/$(BOARDDIR) all
$(U_BOOT_NAND): $(NAND_SPL) $(obj)u-boot.bin
@ -426,7 +427,9 @@ updater:
# Explicitly make _depend in subdirs containing multiple targets to prevent
# parallel sub-makes creating .depend files simultaneously.
depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk
depend dep: $(TIMESTAMP_FILE) $(VERSION_FILE) \
$(obj)include/autoconf.mk \
$(obj)include/generated/generic-asm-offsets.h
for dir in $(SUBDIRS) $(CPUDIR) $(dir $(LDSCRIPT)) ; do \
$(MAKE) -C $$dir _depend ; done
@ -473,6 +476,18 @@ $(obj)include/autoconf.mk: $(obj)include/config.h
sed -n -f tools/scripts/define2mk.sed > $@.tmp && \
mv $@.tmp $@
$(obj)include/generated/generic-asm-offsets.h: $(obj)include/autoconf.mk.dep \
$(obj)lib/asm-offsets.s
@$(XECHO) Generating $@
tools/scripts/make-asm-offsets $(obj)lib/asm-offsets.s $@
$(obj)lib/asm-offsets.s: $(obj)include/autoconf.mk.dep \
$(src)lib/asm-offsets.c
@mkdir -p $(obj)lib
$(CC) -DDO_DEPS_ONLY \
$(CFLAGS) $(CFLAGS_$(BCURDIR)/$(@F)) $(CFLAGS_$(BCURDIR)) \
-o $@ $(src)lib/asm-offsets.c -c -S
#########################################################################
else # !config.mk
all $(obj)u-boot.hex $(obj)u-boot.srec $(obj)u-boot.bin \
@ -1052,7 +1067,6 @@ mx31pdk_nand_config : unconfig
echo "#define CONFIG_NAND_U_BOOT" >> $(obj)include/config.h; \
else \
echo "#define CONFIG_SKIP_LOWLEVEL_INIT" >> $(obj)include/config.h; \
echo "#define CONFIG_SKIP_RELOCATE_UBOOT" >> $(obj)include/config.h; \
fi
@$(MKCONFIG) -n $@ -a mx31pdk arm arm1136 mx31pdk freescale mx31
@ -1176,96 +1190,6 @@ NIOS2_GENERIC = nios2-generic
$(NIOS2_GENERIC:%=%_config) : unconfig
@$(MKCONFIG) $@ nios2 nios2 nios2-generic altera
#========================================================================
# Blackfin
#========================================================================
bf527-ezkit-v2_config : unconfig
@$(MKCONFIG) -t BF527_EZKIT_REV_2_1 \
bf527-ezkit blackfin blackfin bf527-ezkit
#========================================================================
# SH3 (SuperH)
#========================================================================
#########################################################################
## sh2 (Renesas SuperH)
#########################################################################
rsk7203_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_RSK7203 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh2 rsk7203 renesas
#########################################################################
## sh3 (Renesas SuperH)
#########################################################################
mpr2_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_MPR2 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh3 mpr2
ms7720se_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_MS7720SE 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh3 ms7720se
#########################################################################
## sh4 (Renesas SuperH)
#########################################################################
MigoR_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_MIGO_R 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 MigoR renesas
ms7750se_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_MS7750SE 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 ms7750se
ms7722se_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_MS7722SE 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 ms7722se
r2dplus_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_R2DPLUS 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 r2dplus renesas
r7780mp_config: unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_R7780MP 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 r7780mp renesas
sh7763rdp_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_SH7763RDP 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 sh7763rdp renesas
sh7785lcr_32bit_config \
sh7785lcr_config : unconfig
@mkdir -p $(obj)include
@mkdir -p $(obj)board/renesas/sh7785lcr
@echo "#define CONFIG_SH7785LCR 1" > $(obj)include/config.h
@if [ "$(findstring 32bit, $@)" ] ; then \
echo "#define CONFIG_SH_32BIT 1" >> $(obj)include/config.h ; \
echo "CONFIG_SYS_TEXT_BASE = 0x8ff80000" > \
$(obj)board/renesas/sh7785lcr/config.tmp ; \
fi
@$(MKCONFIG) -n $@ -a sh7785lcr sh sh4 sh7785lcr renesas
ap325rxa_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_AP325RXA 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 ap325rxa renesas
espt_config : unconfig
@mkdir -p $(obj)include
@echo "#define CONFIG_ESPT 1" > $(obj)include/config.h
@$(MKCONFIG) -a $@ sh sh4 espt
#########################################################################
#########################################################################
@ -1296,6 +1220,7 @@ clean:
$(obj)u-boot.lds \
$(obj)arch/blackfin/cpu/bootrom-asm-offsets.[chs]
@rm -f $(obj)include/bmp_logo.h
@rm -f $(obj)lib/asm-offsets.s
@rm -f $(obj)nand_spl/{u-boot.lds,u-boot-spl,u-boot-spl.map,System.map}
@rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map}
@rm -f $(ONENAND_BIN)
@ -1319,6 +1244,7 @@ clobber: clean
@rm -f $(obj)tools/{env/crc32.c,inca-swap-bytes}
@rm -f $(obj)arch/powerpc/cpu/mpc824x/bedbug_603e.c
@rm -f $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm
@rm -fr $(obj)include/generated
@[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f
@[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f

20
README
View File

@ -2686,7 +2686,7 @@ Low Level (hardware related) configuration options:
area defined by CONFIG_SYS_INIT_RAM_ADDR. Usually
CONFIG_SYS_GBL_DATA_OFFSET is chosen such that the initial
data is located at the end of the available space
(sometimes written as (CONFIG_SYS_INIT_RAM_END -
(sometimes written as (CONFIG_SYS_INIT_RAM_SIZE -
CONFIG_SYS_INIT_DATA_SIZE), and the initial stack is just
below that area (growing from (CONFIG_SYS_INIT_RAM_ADDR +
CONFIG_SYS_GBL_DATA_OFFSET) downward.
@ -2836,19 +2836,17 @@ Low Level (hardware related) configuration options:
globally (CONFIG_CMD_MEM).
- CONFIG_SKIP_LOWLEVEL_INIT
- CONFIG_SKIP_RELOCATE_UBOOT
[ARM only] If this variable is defined, then certain
low level initializations (like setting up the memory
controller) are omitted and/or U-Boot does not
relocate itself into RAM.
[ARM only] If these variables are defined, then
certain low level initializations (like setting up
the memory controller) are omitted and/or U-Boot does
not relocate itself into RAM.
Normally these variables MUST NOT be defined. The
only exception is when U-Boot is loaded (to RAM) by
some other boot loader or by a debugger which
performs these initializations itself.
Normally this variable MUST NOT be defined. The only
exception is when U-Boot is loaded (to RAM) by some
other boot loader or by a debugger which performs
these initializations itself.
- CONFIG_PRELOADER
Modifies the behaviour of start.S when compiling a loader
that is executed before the actual U-Boot. E.g. when
compiling a NAND SPL.

5
arch/arm/config.mk
View File

@ -33,9 +33,6 @@ STANDALONE_LOAD_ADDR = 0xc100000
endif
endif
ifdef CONFIG_SYS_ARM_WITHOUT_RELOC
PLATFORM_CPPFLAGS += -DCONFIG_SYS_ARM_WITHOUT_RELOC
endif
PLATFORM_CPPFLAGS += -DCONFIG_ARM -D__ARM__
# Explicitly specifiy 32-bit ARM ISA since toolchain default can be -mthumb:
@ -68,9 +65,7 @@ endif
endif
LDSCRIPT := $(SRCTREE)/$(CPUDIR)/u-boot.lds
ifndef CONFIG_SYS_ARM_WITHOUT_RELOC
# needed for relocation
ifndef CONFIG_NAND_SPL
PLATFORM_LDFLAGS += -pie
endif
endif

138
arch/arm/cpu/arm1136/start.S
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@ -28,6 +28,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
.globl _start
@ -131,14 +132,11 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/*
* the actual reset code
*/
@ -217,7 +215,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -238,7 +235,7 @@ copy_loop:
add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
fixloop:
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r9 /* r0 <- location to fix up in RAM */
add r0, r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
and r8, r1, #0xff
cmp r8, #23 /* relative fixup? */
@ -262,9 +259,8 @@ fixnext:
str r1, [r0]
add r2, r2, #8 /* each rel.dyn entry is 8 bytes */
cmp r2, r3
ble fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -296,8 +292,8 @@ _nand_boot_ofs
jump_2_ram:
ldr r0, _board_init_r_ofs
adr r1, _start
add r0, r0, r1
add lr, r0, r9
add lr, r0, r1
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
mov r1, r7 /* dest_addr */
@ -315,112 +311,6 @@ _rel_dyn_end_ofs:
_dynsym_start_ofs:
.word __dynsym_start - _start
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
#ifdef CONFIG_OMAP2420H4
/* Copy vectors to mask ROM indirect addr */
adr r0, _start /* r0 <- current position of code */
add r0, r0, #4 /* skip reset vector */
mov r2, #64 /* r2 <- size to copy */
add r2, r0, r2 /* r2 <- source end address */
mov r1, #SRAM_OFFSET0 /* build vect addr */
mov r3, #SRAM_OFFSET1
add r1, r1, r3
mov r3, #SRAM_OFFSET2
add r1, r1, r3
next:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
bne next /* loop until equal */
bl cpy_clk_code /* put dpll adjust code behind vectors */
#endif
/* the mask ROM code should have PLL and others stable */
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
#ifndef CONFIG_PRELOADER
beq stack_setup
#endif /* CONFIG_PRELOADER */
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
#ifdef CONFIG_PRELOADER
sub sp, r0, #128 /* leave 32 words for abort-stack */
#else
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
#endif /* CONFIG_PRELOADER */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
adr r2, _start
ldr r0, _bss_start_ofs /* find start of bss segment */
add r0, r0, r2
ldr r1, _bss_end_ofs /* stop here */
add r1, r1, r2
mov r2, #0x00000000 /* clear */
#ifndef CONFIG_PRELOADER
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
bne clbss_l
#endif
ldr r0, _start_armboot_ofs
adr r1, _start
add r0, r0, r1
ldr pc, r0
_start_armboot_ofs:
#ifdef CONFIG_NAND_SPL
.word nand_boot - _start
#else
#ifdef CONFIG_ONENAND_IPL
.word start_oneboot - _start
#else
.word start_armboot - _start
#endif /* CONFIG_ONENAND_IPL */
#endif /* CONFIG_NAND_SPL */
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -505,13 +395,7 @@ cpu_init_crit:
sub sp, sp, #S_FRAME_SIZE @ carve out a frame on current user stack
stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, IRQ_STACK_START_IN @ set base 2 words into abort stack
#else
adr r2, _start
sub r2, r2, #(CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#endif
ldmia r2, {r2 - r3} @ get values for "aborted" pc and cpsr (into parm regs)
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -542,13 +426,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, IRQ_STACK_START_IN @ setup our mode stack (enter in banked mode)
#else
adr r13, _start @ setup our mode stack (enter in banked mode)
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN) @ move past malloc pool
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ move to reserved a couple spots for abort stack
#endif
str lr, [r13] @ save caller lr in position 0 of saved stack
mrs lr, spsr @ get the spsr
@ -564,13 +442,7 @@ cpu_init_crit:
.macro get_bad_stack_swi
sub r13, r13, #4 @ space on current stack for scratch reg.
str r0, [r13] @ save R0's value.
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r0, IRQ_STACK_START_IN @ get data regions start
#else
ldr r0, _armboot_start @ get data regions start
sub r0, r0, #(CONFIG_SYS_MALLOC_LEN) @ move past malloc pool
sub r0, r0, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ move past gbl and a couple spots for abort stack
#endif
str lr, [r0] @ save caller lr in position 0 of saved stack
mrs r0, spsr @ get the spsr
str lr, [r0, #4] @ save spsr in position 1 of saved stack

360
arch/arm/cpu/arm1176/start.S
View File

@ -30,6 +30,7 @@
* Base codes by scsuh (sc.suh)
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
#ifdef CONFIG_ENABLE_MMU
@ -107,53 +108,54 @@ _TEXT_BASE:
_TEXT_PHY_BASE:
.word CONFIG_SYS_PHY_UBOOT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
* Subtracting _start from them lets the linker put their
* relative position in the executable instead of leaving
* them null.
*/
.globl _bss_start
_bss_start:
.word __bss_start
.globl _bss_end
_bss_end:
.word _end
.globl _bss_start_ofs
_bss_start_ofs:
.word __bss_start - _start
.globl _bss_end_ofs
_bss_end_ofs:
.word _end - _start
.globl _datarel_start_ofs
_datarel_start_ofs:
.word __datarel_start - _start
.globl _datarelrolocal_start_ofs
_datarelrolocal_start_ofs:
.word __datarelrolocal_start - _start
.globl _datarellocal_start_ofs
_datarellocal_start_ofs:
.word __datarellocal_start - _start
.globl _datarelro_start_ofs
_datarelro_start_ofs:
.word __datarelro_start - _start
.globl _rel_dyn_start_ofs
_rel_dyn_start_ofs:
.word __rel_dyn_start - _start
.globl _rel_dyn_end_ofs
_rel_dyn_end_ofs:
.word __rel_dyn_end - _start
.globl _dynsym_start_ofs
_dynsym_start_ofs:
.word __dynsym_start - _start
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
.word 0x0badc0de
.globl _datarel_start
_datarel_start:
.word __datarel_start
.globl _datarelrolocal_start
_datarelrolocal_start:
.word __datarelrolocal_start
.globl _datarellocal_start
_datarellocal_start:
.word __datarellocal_start
.globl _datarelro_start
_datarelro_start:
.word __datarelro_start
.globl _got_start
_got_start:
.word __got_start
.globl _got_end
_got_end:
.word __got_end
/*
* the actual reset code
*/
@ -274,13 +276,11 @@ stack_setup:
adr r0, _start
ldr r2, _TEXT_BASE
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
ldr r3, _bss_start_ofs
add r2, r0, r3 /* r2 <- source end address */
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -288,26 +288,45 @@ copy_loop:
blo copy_loop
#ifndef CONFIG_PRELOADER
/* fix got entries */
ldr r1, _TEXT_BASE /* Text base */
mov r0, r7 /* reloc addr */
ldr r2, _got_start /* addr in Flash */
ldr r3, _got_end /* addr in Flash */
sub r3, r3, r1
add r3, r3, r0
sub r2, r2, r1
add r2, r2, r0
/*
* fix .rel.dyn relocations
*/
ldr r0, _TEXT_BASE /* r0 <- Text base */
sub r9, r7, r0 /* r9 <- relocation offset */
ldr r10, _dynsym_start_ofs /* r10 <- sym table ofs */
add r10, r10, r0 /* r10 <- sym table in FLASH */
ldr r2, _rel_dyn_start_ofs /* r2 <- rel dyn start ofs */
add r2, r2, r0 /* r2 <- rel dyn start in FLASH */
ldr r3, _rel_dyn_end_ofs /* r3 <- rel dyn end ofs */
add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
fixloop:
ldr r4, [r2]
sub r4, r4, r1
add r4, r4, r0
str r4, [r2]
add r2, r2, #4
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
and r8, r1, #0xff
cmp r8, #23 /* relative fixup? */
beq fixrel
cmp r8, #2 /* absolute fixup? */
beq fixabs
/* ignore unknown type of fixup */
b fixnext
fixabs:
/* absolute fix: set location to (offset) symbol value */
mov r1, r1, LSR #4 /* r1 <- symbol index in .dynsym */
add r1, r10, r1 /* r1 <- address of symbol in table */
ldr r1, [r1, #4] /* r1 <- symbol value */
add r1, r1, r9 /* r1 <- relocated sym addr */
b fixnext
fixrel:
/* relative fix: increase location by offset */
ldr r1, [r0]
add r1, r1, r9
fixnext:
str r1, [r0]
add r2, r2, #8 /* each rel.dyn entry is 8 bytes */
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
#ifdef CONFIG_ENABLE_MMU
enable_mmu:
@ -349,13 +368,11 @@ skip_hw_init:
clear_bss:
#ifndef CONFIG_PRELOADER
ldr r0, _bss_start
ldr r1, _bss_end
ldr r0, _bss_start_ofs
ldr r1, _bss_end_ofs
ldr r3, _TEXT_BASE /* Text base */
mov r4, r7 /* reloc addr */
sub r0, r0, r3
add r0, r0, r4
sub r1, r1, r3
add r1, r1, r4
mov r2, #0x00000000 /* clear */
@ -377,202 +394,20 @@ clbss_l:str r2, [r0] /* clear loop... */
_nand_boot: .word nand_boot
#else
ldr r0, _TEXT_BASE
ldr r2, _board_init_r
sub r2, r2, r0
add r2, r2, r7 /* position from board_init_r in RAM */
ldr r0, _board_init_r_ofs
adr r1, _start
add lr, r0, r1
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
mov r1, r7 /* dest_addr */
/* jump to it ... */
mov lr, r2
mov pc, lr
_board_init_r: .word board_init_r
_board_init_r_ofs:
.word board_init_r - _start
#endif
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0, cpsr
bic r0, r0, #0x3f
orr r0, r0, #0xd3
msr cpsr, r0
/*
*************************************************************************
*
* CPU_init_critical registers
*
* setup important registers
* setup memory timing
*
*************************************************************************
*/
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
cpu_init_crit:
/*
* When booting from NAND - it has definitely been a reset, so, no need
* to flush caches and disable the MMU
*/
#ifndef CONFIG_NAND_SPL
/*
* flush v4 I/D caches
*/
mov r0, #0
mcr p15, 0, r0, c7, c7, 0 /* flush v3/v4 cache */
mcr p15, 0, r0, c8, c7, 0 /* flush v4 TLB */
/*
* disable MMU stuff and caches
*/
mrc p15, 0, r0, c1, c0, 0
bic r0, r0, #0x00002300 @ clear bits 13, 9:8 (--V- --RS)
bic r0, r0, #0x00000087 @ clear bits 7, 2:0 (B--- -CAM)
orr r0, r0, #0x00000002 @ set bit 2 (A) Align
orr r0, r0, #0x00001000 @ set bit 12 (I) I-Cache
/* Prepare to disable the MMU */
adr r2, mmu_disable_phys
sub r2, r2, #(CONFIG_SYS_PHY_UBOOT_BASE - CONFIG_SYS_TEXT_BASE)
b mmu_disable
.align 5
/* Run in a single cache-line */
mmu_disable:
mcr p15, 0, r0, c1, c0, 0
nop
nop
mov pc, r2
mmu_disable_phys:
#ifdef CONFIG_DISABLE_TCM
/*
* Disable the TCMs
*/
mrc p15, 0, r0, c0, c0, 2 /* Return TCM details */
cmp r0, #0
beq skip_tcmdisable
mov r1, #0
mov r2, #1
tst r0, r2
mcrne p15, 0, r1, c9, c1, 1 /* Disable Instruction TCM if present*/
tst r0, r2, LSL #16
mcrne p15, 0, r1, c9, c1, 0 /* Disable Data TCM if present*/
skip_tcmdisable:
#endif
#endif
#ifdef CONFIG_PERIPORT_REMAP
/* Peri port setup */
ldr r0, =CONFIG_PERIPORT_BASE
orr r0, r0, #CONFIG_PERIPORT_SIZE
mcr p15,0,r0,c15,c2,4
#endif
/*
* Go setup Memory and board specific bits prior to relocation.
*/
bl lowlevel_init /* go setup pll,mux,memory */
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
#ifdef CONFIG_ENABLE_MMU
enable_mmu:
/* enable domain access */
ldr r5, =0x0000ffff
mcr p15, 0, r5, c3, c0, 0 /* load domain access register */
/* Set the TTB register */
ldr r0, _mmu_table_base
ldr r1, =CONFIG_SYS_PHY_UBOOT_BASE
ldr r2, =0xfff00000
bic r0, r0, r2
orr r1, r0, r1
mcr p15, 0, r1, c2, c0, 0
/* Enable the MMU */
mrc p15, 0, r0, c1, c0, 0
orr r0, r0, #1 /* Set CR_M to enable MMU */
/* Prepare to enable the MMU */
adr r1, skip_hw_init
and r1, r1, #0x3fc
ldr r2, _TEXT_BASE
ldr r3, =0xfff00000
and r2, r2, r3
orr r2, r2, r1
b mmu_enable
.align 5
/* Run in a single cache-line */
mmu_enable:
mcr p15, 0, r0, c1, c0, 0
nop
nop
mov pc, r2
skip_hw_init:
#endif
/* Set up the stack */
stack_setup:
ldr r0, =CONFIG_SYS_UBOOT_BASE /* base of copy in DRAM */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0 /* clear */
clbss_l:
str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
#ifndef CONFIG_NAND_SPL
ldr pc, _start_armboot
_start_armboot:
.word start_armboot
#else
b nand_boot
/* .word nand_boot*/
#endif
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
#ifdef CONFIG_ENABLE_MMU
_mmu_table_base:
.word mmu_table
@ -659,14 +494,7 @@ phy_last_jump:
/* Save user registers (now in svc mode) r0-r12 */
stmia sp, {r0 - r12}
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_SYS_MALLOC_LEN)
/* set base 2 words into abort stack */
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8)
#else
ldr r2, IRQ_STACK_START_IN
#endif
/* get values for "aborted" pc and cpsr (into parm regs) */
ldmia r2, {r2 - r3}
/* grab pointer to old stack */
@ -681,16 +509,7 @@ phy_last_jump:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* setup our mode stack (enter in banked mode) */
ldr r13, _armboot_start
/* move past malloc pool */
sub r13, r13, #(CONFIG_SYS_MALLOC_LEN)
/* move to reserved a couple spots for abort stack */
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE + 8)
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
/* save caller lr in position 0 of saved stack */
str lr, [r13]
@ -715,16 +534,7 @@ phy_last_jump:
sub r13, r13, #4
/* save R0's value. */
str r0, [r13]
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* get data regions start */
ldr r0, _armboot_start
/* move past malloc pool */
sub r0, r0, #(CONFIG_SYS_MALLOC_LEN)
/* move past gbl and a couple spots for abort stack */
sub r0, r0, #(CONFIG_SYS_GBL_DATA_SIZE + 8)
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
/* save caller lr in position 0 of saved stack */
str lr, [r0]
/* get the spsr */

15
arch/arm/cpu/arm1176/u-boot.lds
View File

@ -51,11 +51,14 @@ SECTIONS
*(.data.rel.ro)
}
__got_start = .;
. = ALIGN(4);
.got : { *(.got) }
__rel_dyn_start = .;
.rel.dyn : { *(.rel.dyn) }
__rel_dyn_end = .;
__dynsym_start = .;
.dynsym : { *(.dynsym) }
__got_end = .;
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
@ -65,4 +68,10 @@ SECTIONS
__bss_start = .;
.bss (NOLOAD) : { *(.bss) . = ALIGN(4); }
_end = .;
/DISCARD/ : { *(.dynstr*) }
/DISCARD/ : { *(.dynamic*) }
/DISCARD/ : { *(.plt*) }
/DISCARD/ : { *(.interp*) }
/DISCARD/ : { *(.gnu*) }
}

111
arch/arm/cpu/arm720t/start.S
View File

@ -23,7 +23,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
#include <asm/hardware.h>
@ -79,12 +79,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -108,7 +102,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -197,7 +190,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -222,9 +214,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -264,92 +255,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0x13
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifdef CONFIG_LPC2292
bl lowlevel_init
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
#if CONFIG_SYS_TEXT_BASE
#ifndef CONFIG_LPC2292 /* already done in lowlevel_init */
ldr r2, =0x0 /* Relocate the exception vectors */
cmp r1, r2 /* and associated data to address */
ldmneia r0!, {r3-r10} /* 0x0. Do nothing if CONFIG_SYS_TEXT_BASE is */
stmneia r2!, {r3-r10} /* 0x0. Copy the first 15 words. */
ldmneia r0, {r3-r9}
stmneia r2, {r3-r9}
adrne r0, _start /* restore r0 */
#endif /* !CONFIG_LPC2292 */
#endif
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -606,13 +511,7 @@ lock_loop:
stmia sp, {r0 - r12} @ Calling r0-r12
add r8, sp, #S_PC
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r4} @ get pc, cpsr, old_r0
add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
@ -643,13 +542,7 @@ lock_loop:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr

30
arch/arm/cpu/arm920t/s3c24x0/speed.c
View File

@ -54,9 +54,9 @@ static ulong get_PLLCLK(int pllreg)
ulong r, m, p, s;
if (pllreg == MPLL)
r = readl(&clk_power->MPLLCON);
r = readl(&clk_power->mpllcon);
else if (pllreg == UPLL)
r = readl(&clk_power->UPLLCON);
r = readl(&clk_power->upllcon);
else
hang();
@ -64,7 +64,12 @@ static ulong get_PLLCLK(int pllreg)
p = ((r & 0x003F0) >> 4) + 2;
s = r & 0x3;
#if defined(CONFIG_S3C2440)
if (pllreg == MPLL)
return 2 * m * (CONFIG_SYS_CLK_FREQ / (p << s));
#endif
return (CONFIG_SYS_CLK_FREQ * m) / (p << s);
}
/* return FCLK frequency */
@ -77,8 +82,23 @@ ulong get_FCLK(void)
ulong get_HCLK(void)
{
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
return (readl(&clk_power->CLKDIVN) & 2) ? get_FCLK() / 2 : get_FCLK();
#ifdef CONFIG_S3C2440
switch (readl(&clk_power->clkdivn) & 0x6) {
default:
case 0:
return get_FCLK();
case 2:
return get_FCLK() / 2;
case 4:
return (readl(&clk_power->camdivn) & (1 << 9)) ?
get_FCLK() / 8 : get_FCLK() / 4;
case 6:
return (readl(&clk_power->camdivn) & (1 << 8)) ?
get_FCLK() / 6 : get_FCLK() / 3;
}
#else
return (readl(&clk_power->clkdivn) & 2) ? get_FCLK() / 2 : get_FCLK();
#endif
}
/* return PCLK frequency */
@ -86,7 +106,7 @@ ulong get_PCLK(void)
{
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
return (readl(&clk_power->CLKDIVN) & 1) ? get_HCLK() / 2 : get_HCLK();
return (readl(&clk_power->clkdivn) & 1) ? get_HCLK() / 2 : get_HCLK();
}
/* return UCLK frequency */

23
arch/arm/cpu/arm920t/s3c24x0/timer.c
View File

@ -43,7 +43,7 @@ static inline ulong READ_TIMER(void)
{
struct s3c24x0_timers *timers = s3c24x0_get_base_timers();
return readl(&timers->TCNTO4) & 0xffff;
return readl(&timers->tcnto4) & 0xffff;
}
static ulong timestamp;
@ -56,7 +56,7 @@ int timer_init(void)
/* use PWM Timer 4 because it has no output */
/* prescaler for Timer 4 is 16 */
writel(0x0f00, &timers->TCFG0);
writel(0x0f00, &timers->tcfg0);
if (timer_load_val == 0) {
/*
* for 10 ms clock period @ PCLK with 4 bit divider = 1/2
@ -68,13 +68,13 @@ int timer_init(void)
}
/* load value for 10 ms timeout */
lastdec = timer_load_val;
writel(timer_load_val, &timers->TCNTB4);
/* auto load, manual update of Timer 4 */
tmr = (readl(&timers->TCON) & ~0x0700000) | 0x0600000;
writel(tmr, &timers->TCON);
/* auto load, start Timer 4 */
writel(timer_load_val, &timers->tcntb4);
/* auto load, manual update of timer 4 */
tmr = (readl(&timers->tcon) & ~0x0700000) | 0x0600000;
writel(tmr, &timers->tcon);
/* auto load, start timer 4 */
tmr = (tmr & ~0x0700000) | 0x0500000;
writel(tmr, &timers->TCON);
writel(tmr, &timers->tcon);
timestamp = 0;
return (0);
@ -181,6 +181,7 @@ ulong get_tbclk(void)
tbclk = timer_load_val * 100;
#elif defined(CONFIG_SBC2410X) || \
defined(CONFIG_SMDK2410) || \
defined(CONFIG_S3C2440) || \
defined(CONFIG_VCMA9)
tbclk = CONFIG_SYS_HZ;
#else
@ -206,13 +207,13 @@ void reset_cpu(ulong ignored)
watchdog = s3c24x0_get_base_watchdog();
/* Disable watchdog */
writel(0x0000, &watchdog->WTCON);
writel(0x0000, &watchdog->wtcon);
/* Initialize watchdog timer count register */
writel(0x0001, &watchdog->WTCNT);
writel(0x0001, &watchdog->wtcnt);
/* Enable watchdog timer; assert reset at timer timeout */
writel(0x0021, &watchdog->WTCON);
writel(0x0021, &watchdog->wtcon);
while (1)
/* loop forever and wait for reset to happen */;

10
arch/arm/cpu/arm920t/s3c24x0/usb.c
View File

@ -39,14 +39,14 @@ int usb_cpu_init(void)
* Set the 48 MHz UPLL clocking. Values are taken from
* "PLL value selection guide", 6-23, s3c2400_UM.pdf.
*/
writel((40 << 12) + (1 << 4) + 2, &clk_power->UPLLCON);
writel((40 << 12) + (1 << 4) + 2, &clk_power->upllcon);
/* 1 = use pads related USB for USB host */
writel(readl(&gpio->MISCCR) | 0x8, &gpio->MISCCR);
writel(readl(&gpio->misccr) | 0x8, &gpio->misccr);
/*
* Enable USB host clock.
*/
writel(readl(&clk_power->CLKCON) | (1 << 4), &clk_power->CLKCON);
writel(readl(&clk_power->clkcon) | (1 << 4), &clk_power->clkcon);
return 0;
}
@ -55,14 +55,14 @@ int usb_cpu_stop(void)
{
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
/* may not want to do this */
writel(readl(&clk_power->CLKCON) & ~(1 << 4), &clk_power->CLKCON);
writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon);
return 0;
}
int usb_cpu_init_fail(void)
{
struct s3c24x0_clock_power *clk_power = s3c24x0_get_base_clock_power();
writel(readl(&clk_power->CLKCON) & ~(1 << 4), &clk_power->CLKCON);
writel(readl(&clk_power->clkcon) & ~(1 << 4), &clk_power->clkcon);
return 0;
}

12
arch/arm/cpu/arm920t/s3c24x0/usb_ohci.c
View File

@ -1666,13 +1666,13 @@ int usb_lowlevel_init(void)
* Set the 48 MHz UPLL clocking. Values are taken from
* "PLL value selection guide", 6-23, s3c2400_UM.pdf.
*/
clk_power->UPLLCON = ((40 << 12) + (1 << 4) + 2);
gpio->MISCCR |= 0x8; /* 1 = use pads related USB for USB host */
clk_power->upllcon = ((40 << 12) + (1 << 4) + 2);
gpio->misccr |= 0x8; /* 1 = use pads related USB for USB host */
/*
* Enable USB host clock.
*/
clk_power->CLKCON |= (1 << 4);
clk_power->clkcon |= (1 << 4);
memset(&gohci, 0, sizeof(struct ohci));
memset(&urb_priv, 0, sizeof(struct urb_priv));
@ -1709,7 +1709,7 @@ int usb_lowlevel_init(void)
if (hc_reset(&gohci) < 0) {
hc_release_ohci(&gohci);
/* Initialization failed */
clk_power->CLKCON &= ~(1 << 4);
clk_power->clkcon &= ~(1 << 4);
return -1;
}
@ -1722,7 +1722,7 @@ int usb_lowlevel_init(void)
err("can't start usb-%s", gohci.slot_name);
hc_release_ohci(&gohci);
/* Initialization failed */
clk_power->CLKCON &= ~(1 << 4);
clk_power->clkcon &= ~(1 << 4);
return -1;
}
#ifdef DEBUG
@ -1748,7 +1748,7 @@ int usb_lowlevel_stop(void)
/* call hc_release_ohci() here ? */
hc_reset(&gohci);
/* may not want to do this */
clk_power->CLKCON &= ~(1 << 4);
clk_power->clkcon &= ~(1 << 4);
return 0;
}

149
arch/arm/cpu/arm920t/start.S
View File

@ -24,6 +24,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <common.h>
#include <config.h>
@ -74,12 +75,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -103,7 +98,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -242,7 +236,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -267,9 +260,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -315,127 +307,6 @@ _nand_boot: .word nand_boot
_board_init_r: .word board_init_r
#endif
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual start code
*/
start_code:
/*
* set the cpu to SVC32 mode
*/
mrs r0, cpsr
bic r0, r0, #0x1f
orr r0, r0, #0xd3
msr cpsr, r0
bl coloured_LED_init
bl red_LED_on
#if defined(CONFIG_AT91RM9200DK) || defined(CONFIG_AT91RM9200EK)
/*
* relocate exception table
*/
ldr r0, =_start
ldr r1, =0x0
mov r2, #16
copyex:
subs r2, r2, #1
ldr r3, [r0], #4
str r3, [r1], #4
bne copyex
#endif
#ifdef CONFIG_S3C24X0
/* turn off the watchdog */
# if defined(CONFIG_S3C2400)
# define pWTCON 0x15300000
# define INTMSK 0x14400008 /* Interupt-Controller base addresses */
# define CLKDIVN 0x14800014 /* clock divisor register */
#else
# define pWTCON 0x53000000
# define INTMSK 0x4A000008 /* Interupt-Controller base addresses */
# define INTSUBMSK 0x4A00001C
# define CLKDIVN 0x4C000014 /* clock divisor register */
# endif
ldr r0, =pWTCON
mov r1, #0x0
str r1, [r0]
/*
* mask all IRQs by setting all bits in the INTMR - default
*/
mov r1, #0xffffffff
ldr r0, =INTMSK
str r1, [r0]
# if defined(CONFIG_S3C2410)
ldr r1, =0x3ff
ldr r0, =INTSUBMSK
str r1, [r0]
# endif
/* FCLK:HCLK:PCLK = 1:2:4 */
/* default FCLK is 120 MHz ! */
ldr r0, =CLKDIVN
mov r1, #3
str r1, [r0]
#endif /* CONFIG_S3C24X0 */
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -524,15 +395,7 @@ cpu_init_crit:
.macro bad_save_user_regs
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Calling r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE)
sub r2, r2, #(CONFIG_SYS_MALLOC_LEN)
/* set base 2 words into abort stack */
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8)
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r3} @ get pc, cpsr
add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
@ -564,15 +427,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE)
sub r13, r13, #(CONFIG_SYS_MALLOC_LEN)
/* reserve a couple spots in abort stack */
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8)
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr

127
arch/arm/cpu/arm925t/start.S
View File

@ -30,7 +30,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
@ -85,12 +85,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -114,7 +108,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -234,7 +227,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -259,9 +251,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -305,108 +296,6 @@ _nand_boot: .word nand_boot
_board_init_r: .word board_init_r
#endif
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
/*
* Set up 925T mode
*/
mov r1, #0x81 /* Set ARM925T configuration. */
mcr p15, 0, r1, c15, c1, 0 /* Write ARM925T configuration register. */
/*
* turn off the watchdog, unlock/diable sequence
*/
mov r1, #0xF5
ldr r0, =WDTIM_MODE
strh r1, [r0]
mov r1, #0xA0
strh r1, [r0]
/*
* mask all IRQs by setting all bits in the INTMR - default
*/
mov r1, #0xffffffff
ldr r0, =REG_IHL1_MIR
str r1, [r0]
ldr r0, =REG_IHL2_MIR
str r1, [r0]
/*
* wait for dpll to lock
*/
ldr r0, =CK_DPLL1
mov r1, #0x10
strh r1, [r0]
poll1:
ldrh r1, [r0]
ands r1, r1, #0x01
beq poll1
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -489,13 +378,7 @@ cpu_init_crit:
sub sp, sp, #S_FRAME_SIZE @ carve out a frame on current user stack
stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r3} @ get values for "aborted" pc and cpsr (into parm regs)
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -526,13 +409,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN
#endif
str lr, [r13] @ save caller lr in position 0 of saved stack
mrs lr, spsr @ get the spsr

11
arch/arm/cpu/arm926ejs/kirkwood/dram.c
View File

@ -81,6 +81,16 @@ int dram_init(void)
gd->ram_size += gd->bd->bi_dram[i].size;
}
for (; i < CONFIG_NR_DRAM_BANKS; i++) {
/* If above loop terminated prematurely, we need to set
* remaining banks' start address & size as 0. Otherwise other
* u-boot functions and Linux kernel gets wrong values which
* could result in crash */
gd->bd->bi_dram[i].start = 0;
gd->bd->bi_dram[i].size = 0;
}
return 0;
}
@ -93,4 +103,3 @@ void dram_init_banksize(void)
dram_init();
}
#endif /* CONFIG_SYS_BOARD_DRAM_INIT */

8
arch/arm/cpu/arm926ejs/mx25/reset.c
View File

@ -43,14 +43,14 @@ void reset_cpu (ulong ignored)
{
struct wdog_regs *regs = (struct wdog_regs *)IMX_WDT_BASE;
/* Disable watchdog and set Time-Out field to 0 */
writel (0x00000000, &regs->wcr);
writew(0, &regs->wcr);
/* Write Service Sequence */
writel (0x00005555, &regs->wsr);
writel (0x0000AAAA, &regs->wsr);
writew(WSR_UNLOCK1, &regs->wsr);
writew(WSR_UNLOCK2, &regs->wsr);
/* Enable watchdog */
writel (WCR_WDE, &regs->wcr);
writew(WCR_WDE, &regs->wcr);
while (1) ;
}

15
arch/arm/cpu/arm926ejs/orion5x/dram.c
View File

@ -49,20 +49,6 @@ u32 orion5x_sdram_bar(enum memory_bank bank)
result = winregs[bank].base;
return result;
}
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
int dram_init(void)
{
int i;
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
gd->bd->bi_dram[i].start = orion5x_sdram_bar(i);
gd->bd->bi_dram[i].size = get_ram_size(
(volatile long *) (gd->bd->bi_dram[i].start),
CONFIG_MAX_RAM_BANK_SIZE);
}
return 0;
}
#else
int dram_init (void)
{
/* dram_init must store complete ramsize in gd->ram_size */
@ -83,4 +69,3 @@ void dram_init_banksize (void)
CONFIG_MAX_RAM_BANK_SIZE);
}
}
#endif

106
arch/arm/cpu/arm926ejs/start.S
View File

@ -31,7 +31,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <common.h>
#include <version.h>
@ -145,7 +145,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -205,7 +204,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -226,7 +224,7 @@ copy_loop:
add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
fixloop:
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r9 /* r0 <- location to fix up in RAM */
add r0, r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
and r8, r1, #0xff
cmp r8, #23 /* relative fixup? */
@ -252,7 +250,6 @@ fixnext:
cmp r2, r3
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -286,8 +283,8 @@ _nand_boot_ofs:
#else
ldr r0, _board_init_r_ofs
adr r1, _start
add r0, r0, r1
add lr, r0, r9
add lr, r0, r1
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
mov r1, r7 /* dest_addr */
@ -305,89 +302,6 @@ _rel_dyn_end_ofs:
_dynsym_start_ofs:
.word __dynsym_start - _start
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r3, _bss_start_ofs /* r3 <- _bss_start - _start */
add r2, r0, r3 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub sp, r0, #128 /* leave 32 words for abort-stack */
#ifndef CONFIG_PRELOADER
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
#endif /* CONFIG_PRELOADER */
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
adr r2, _start
ldr r0, _bss_start_ofs /* find start of bss segment */
add r0, r0, r2
ldr r1, _bss_end_ofs /* stop here */
add r1, r1, r2
mov r2, #0x00000000 /* clear */
#ifndef CONFIG_PRELOADER
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
bl coloured_LED_init
bl red_LED_on
#endif /* CONFIG_PRELOADER */
ldr r0, _start_armboot_ofs
adr r1, _start
add r0, r0, r1
ldr pc, r0
_start_armboot_ofs:
#ifdef CONFIG_NAND_SPL
.word nand_boot - _start
#else
.word start_armboot - _start
#endif /* CONFIG_NAND_SPL */
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -472,13 +386,7 @@ cpu_init_crit:
@ carve out a frame on current user stack
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
adr r2, _start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
@ get values for "aborted" pc and cpsr (into parm regs)
ldmia r2, {r2 - r3}
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -510,13 +418,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
adr r13, _start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr in position 0 of saved stack
mrs lr, spsr @ get the spsr

91
arch/arm/cpu/arm946es/start.S
View File

@ -30,7 +30,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
@ -89,12 +89,6 @@ _fiq:
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -118,7 +112,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -203,7 +196,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -228,9 +220,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -273,72 +264,6 @@ _nand_boot: .word nand_boot
_board_init_r: .word board_init_r
#endif
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
bne clbss_l
ldr pc, _start_armboot
_start_armboot:
.word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -424,13 +349,7 @@ cpu_init_crit:
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
@ get values for "aborted" pc and cpsr (into parm regs)
ldmia r2, {r2 - r3}
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -462,13 +381,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr in position 0 of saved stack
mrs lr, spsr @ get the spsr

93
arch/arm/cpu/arm_intcm/start.S
View File

@ -30,7 +30,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
@ -87,12 +87,6 @@ _fiq:
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE /* address of _start in the linked image */
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -116,7 +110,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -201,7 +194,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -226,9 +218,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -268,74 +259,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
.globl reset
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* pc relative address of label */
ldr r1, _TEXT_BASE /* linked image address of label */
cmp r0, r1 /* test if we run from flash or RAM */
beq stack_setup /* ifeq we are in the RAM copy */
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot:
.word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -400,13 +323,7 @@ cpu_init_crit:
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Save user registers (now in svc mode) r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
@ get values for "aborted" pc and cpsr (into parm regs)
ldmia r2, {r2 - r3}
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -438,13 +355,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr in position 0 of saved stack
mrs lr, spsr @ get the spsr

2
arch/arm/cpu/armv7/mx5/clock.c
View File

@ -269,7 +269,7 @@ u32 imx_get_fecclk(void)
/*
* Dump some core clockes.
*/
int do_mx5_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
int do_mx5_showclocks(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
{
u32 freq;

73
arch/arm/cpu/armv7/mx5/u-boot.lds
View File

@ -1,73 +0,0 @@
/*
* January 2004 - Changed to support H4 device
* Copyright (c) 2004 Texas Instruments
*
* (C) Copyright 2002
* Gary Jennejohn, DENX Software Engineering, <gj@denx.de>
*
* (C) Copyright 2009 Freescale Semiconductor, Inc.
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
OUTPUT_ARCH(arm)
ENTRY(_start)
SECTIONS
{
. = 0x00000000;
. = ALIGN(4);
.text :
{
arch/arm/cpu/armv7/start.o
*(.text)
}
. = ALIGN(4);
.rodata : { *(.rodata) }
. = ALIGN(4);
.data : {
*(.data)
__datarel_start = .;
*(.data.rel)
__datarelrolocal_start = .;
*(.data.rel.ro.local)
__datarellocal_start = .;
*(.data.rel.local)
__datarelro_start = .;
*(.data.rel.ro)
}
__got_start = .;
. = ALIGN(4);
.got : { *(.got) }
__got_end = .;
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .;
. = ALIGN(4);
__bss_start = .;
.bss : { *(.bss) }
_end = .;
}

24
arch/arm/cpu/armv7/omap3/emif4.c
View File

@ -136,29 +136,6 @@ void do_emif4_init(void)
* dram_init -
* - Sets uboots idea of sdram size
*/
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
/*
* If a second bank of DDR is attached to CS1 this is
* where it can be started. Early init code will init
* memory on CS0.
*/
if ((sysinfo.mtype == DDR_COMBO) || (sysinfo.mtype == DDR_STACKED))
size1 = get_sdr_cs_size(CS1);
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = size0;
gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + get_sdr_cs_offset(CS1);
gd->bd->bi_dram[1].size = size1;
return 0;
}
#else
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
@ -190,7 +167,6 @@ void dram_init_banksize (void)
gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + get_sdr_cs_offset(CS1);
gd->bd->bi_dram[1].size = size1;
}
#endif
/*
* mem_init() -

28
arch/arm/cpu/armv7/omap3/sdrc.c
View File

@ -163,33 +163,6 @@ void do_sdrc_init(u32 cs, u32 early)
* dram_init -
* - Sets uboots idea of sdram size
*/
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
unsigned int size0 = 0, size1 = 0;
size0 = get_sdr_cs_size(CS0);
/*
* If a second bank of DDR is attached to CS1 this is
* where it can be started. Early init code will init
* memory on CS0.
*/
if ((sysinfo.mtype == DDR_COMBO) || (sysinfo.mtype == DDR_STACKED)) {
do_sdrc_init(CS1, NOT_EARLY);
make_cs1_contiguous();
size1 = get_sdr_cs_size(CS1);
}
gd->bd->bi_dram[0].start = PHYS_SDRAM_1;
gd->bd->bi_dram[0].size = size0;
gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + get_sdr_cs_offset(CS1);
gd->bd->bi_dram[1].size = size1;
return 0;
}
#else
int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
@ -225,7 +198,6 @@ void dram_init_banksize (void)
gd->bd->bi_dram[1].start = PHYS_SDRAM_1 + get_sdr_cs_offset(CS1);
gd->bd->bi_dram[1].size = size1;
}
#endif
/*
* mem_init -

5
arch/arm/cpu/armv7/omap4/board.c
View File

@ -102,12 +102,7 @@ int dram_init(void)
{
DECLARE_GLOBAL_DATA_PTR;
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
gd->bd->bi_dram[0].start = 0x80000000;
gd->bd->bi_dram[0].size = sdram_size();
#else
gd->ram_size = sdram_size();
#endif
return 0;
}

122
arch/arm/cpu/armv7/start.S
View File

@ -29,6 +29,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
@ -69,12 +70,6 @@ _end_vect:
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -98,7 +93,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -195,7 +189,6 @@ relocate_code:
stack_setup:
mov sp, r4
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
adr r0, _start
ldr r2, _TEXT_BASE
ldr r3, _bss_start_ofs
@ -225,7 +218,7 @@ copy_loop:
add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
fixloop:
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r9 /* r0 <- location to fix up in RAM */
add r0, r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
and r8, r1, #0xff
cmp r8, #23 /* relative fixup? */
@ -265,7 +258,6 @@ clbss_l:str r2, [r0] /* clear loop... */
cmp r0, r1
bne clbss_l
#endif /* #ifndef CONFIG_PRELOADER */
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
/*
* We are done. Do not return, instead branch to second part of board
@ -274,8 +266,8 @@ clbss_l:str r2, [r0] /* clear loop... */
jump_2_ram:
ldr r0, _board_init_r_ofs
adr r1, _start
add r0, r0, r1
add lr, r0, r9
add lr, r0, r1
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
mov r1, r7 /* dest_addr */
@ -292,94 +284,6 @@ _rel_dyn_end_ofs:
_dynsym_start_ofs:
.word __dynsym_start - _start
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0, cpsr
bic r0, r0, #0x1f
orr r0, r0, #0xd3
msr cpsr,r0
#if (CONFIG_OMAP34XX)
/* Copy vectors to mask ROM indirect addr */
adr r0, _start @ r0 <- current position of code
add r0, r0, #4 @ skip reset vector
mov r2, #64 @ r2 <- size to copy
add r2, r0, r2 @ r2 <- source end address
mov r1, #SRAM_OFFSET0 @ build vect addr
mov r3, #SRAM_OFFSET1
add r1, r1, r3
mov r3, #SRAM_OFFSET2
add r1, r1, r3
next:
ldmia r0!, {r3 - r10} @ copy from source address [r0]
stmia r1!, {r3 - r10} @ copy to target address [r1]
cmp r0, r2 @ until source end address [r2]
bne next @ loop until equal */
#if !defined(CONFIG_SYS_NAND_BOOT) && !defined(CONFIG_SYS_ONENAND_BOOT)
/* No need to copy/exec the clock code - DPLL adjust already done
* in NAND/oneNAND Boot.
*/
bl cpy_clk_code @ put dpll adjust code behind vectors
#endif /* NAND Boot */
#endif
/* the mask ROM code should have PLL and others stable */
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: @ relocate U-Boot to RAM
adr r0, _start @ r0 <- current position of code
ldr r1, _TEXT_BASE @ test if we run from flash or RAM
cmp r0, r1 @ don't reloc during debug
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 @ r2 <- size of armboot
add r2, r0, r2 @ r2 <- source end address
copy_loop: @ copy 32 bytes at a time
ldmia r0!, {r3 - r10} @ copy from source address [r0]
stmia r1!, {r3 - r10} @ copy to target address [r1]
cmp r0, r2 @ until source end address [r2]
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE @ upper 128 KiB: relocated uboot
sub r0, r0, #CONFIG_SYS_MALLOC_LEN @ malloc area
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE @ bdinfo
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ + CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 @ leave 3 words for abort-stack
bic sp, sp, #7 @ 8-byte alignment for ABI compliance
/* Clear BSS (if any). Is below tx (watch load addr - need space) */
clear_bss:
ldr r0, _bss_start @ find start of bss segment
ldr r1, _bss_end @ stop here
mov r2, #0x00000000 @ clear value
clbss_l:
str r2, [r0] @ clear BSS location
cmp r0, r1 @ are we at the end yet
add r0, r0, #4 @ increment clear index pointer
bne clbss_l @ keep clearing till at end
ldr pc, _start_armboot @ jump to C code
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*************************************************************************
*
* CPU_init_critical registers
@ -461,14 +365,8 @@ cpu_init_crit:
@ user stack
stmia sp, {r0 - r12} @ Save user registers (now in
@ svc mode) r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE + 8) @ set base 2 words into abort
#else
ldr r2, IRQ_STACK_START_IN @ set base 2 words into abort
@ stack
#endif
ldmia r2, {r2 - r3} @ get values for "aborted" pc
@ and cpsr (into parm regs)
add r0, sp, #S_FRAME_SIZE @ grab pointer to old stack
@ -504,14 +402,8 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack (enter
sub r13, r13, #(CONFIG_SYS_MALLOC_LEN) @ move past malloc pool
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE + 8) @ move to reserved a couple
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack (enter
@ in banked mode)
#endif
str lr, [r13] @ save caller lr in position 0
@ of saved stack
@ -532,14 +424,8 @@ cpu_init_crit:
sub r13, r13, #4 @ space on current stack for
@ scratch reg.
str r0, [r13] @ save R0's value.
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r0, _armboot_start @ get data regions start
sub r0, r0, #(CONFIG_SYS_MALLOC_LEN) @ move past malloc pool
sub r0, r0, #(CONFIG_SYS_GBL_DATA_SIZE + 8) @ move past gbl and a couple
#else
ldr r0, IRQ_STACK_START_IN @ get data regions start
@ spots for abort stack
#endif
str lr, [r0] @ save caller lr in position 0
@ of saved stack
mrs r0, spsr @ get the spsr

208
arch/arm/cpu/ixp/start.S
View File

@ -27,6 +27,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
#include <asm/arch/ixp425.h>
@ -97,12 +98,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -126,7 +121,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -326,7 +320,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -351,9 +344,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -393,190 +385,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/****************************************************************************/
/* */
/* the actual reset code */
/* */
/****************************************************************************/
reset:
/* disable mmu, set big-endian */
mov r0, #0xf8
mcr p15, 0, r0, c1, c0, 0
CPWAIT r0
/* invalidate I & D caches & BTB */
mcr p15, 0, r0, c7, c7, 0
CPWAIT r0
/* invalidate I & Data TLB */
mcr p15, 0, r0, c8, c7, 0
CPWAIT r0
/* drain write and fill buffers */
mcr p15, 0, r0, c7, c10, 4
CPWAIT r0
/* disable write buffer coalescing */
mrc p15, 0, r0, c1, c0, 1
orr r0, r0, #1
mcr p15, 0, r0, c1, c0, 1
CPWAIT r0
/* set EXP CS0 to the optimum timing */
ldr r1, =CONFIG_SYS_EXP_CS0
ldr r2, =IXP425_EXP_CS0
str r1, [r2]
/* make sure flash is visible at 0 */
#if 0
ldr r2, =IXP425_EXP_CFG0
ldr r1, [r2]
orr r1, r1, #0x80000000
str r1, [r2]
#endif
mov r1, #CONFIG_SYS_SDR_CONFIG
ldr r2, =IXP425_SDR_CONFIG
str r1, [r2]
/* disable refresh cycles */
mov r1, #0
ldr r3, =IXP425_SDR_REFRESH
str r1, [r3]
/* send nop command */
mov r1, #3
ldr r4, =IXP425_SDR_IR
str r1, [r4]
DELAY_FOR 0x4000, r0
/* set SDRAM internal refresh val */
ldr r1, =CONFIG_SYS_SDRAM_REFRESH_CNT
str r1, [r3]
DELAY_FOR 0x4000, r0
/* send precharge-all command to close all open banks */
mov r1, #2
str r1, [r4]
DELAY_FOR 0x4000, r0
/* provide 8 auto-refresh cycles */
mov r1, #4
mov r5, #8
111: str r1, [r4]
DELAY_FOR 0x100, r0
subs r5, r5, #1
bne 111b
/* set mode register in sdram */
mov r1, #CONFIG_SYS_SDR_MODE_CONFIG
str r1, [r4]
DELAY_FOR 0x4000, r0
/* send normal operation command */
mov r1, #6
str r1, [r4]
DELAY_FOR 0x4000, r0
/* copy */
mov r0, #0
mov r4, r0
add r2, r0, #CONFIG_SYS_MONITOR_LEN
mov r1, #0x10000000
mov r5, r1
30:
ldr r3, [r0], #4
str r3, [r1], #4
cmp r0, r2
bne 30b
/* invalidate I & D caches & BTB */
mcr p15, 0, r0, c7, c7, 0
CPWAIT r0
/* invalidate I & Data TLB */
mcr p15, 0, r0, c8, c7, 0
CPWAIT r0
/* drain write and fill buffers */
mcr p15, 0, r0, c7, c10, 4
CPWAIT r0
/* move flash to 0x50000000 */
ldr r2, =IXP425_EXP_CFG0
ldr r1, [r2]
bic r1, r1, #0x80000000
str r1, [r2]
nop
nop
nop
nop
nop
nop
/* invalidate I & Data TLB */
mcr p15, 0, r0, c8, c7, 0
CPWAIT r0
/* enable I cache */
mrc p15, 0, r0, c1, c0, 0
orr r0, r0, #MMU_Control_I
mcr p15, 0, r0, c1, c0, 0
CPWAIT r0
mrs r0,cpsr /* set the cpu to SVC32 mode */
bic r0,r0,#0x1f /* (superviser mode, M=10011) */
orr r0,r0,#0x13
msr cpsr,r0
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/****************************************************************************/
/* */
@ -617,13 +425,7 @@ _start_armboot: .word start_armboot
stmia sp, {r0 - r12} /* Calling r0-r12 */
add r8, sp, #S_PC
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r4} /* get pc, cpsr, old_r0 */
add r0, sp, #S_FRAME_SIZE /* restore sp_SVC */
@ -658,13 +460,7 @@ _start_armboot: .word start_armboot
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr

120
arch/arm/cpu/lh7a40x/start.S
View File

@ -24,11 +24,10 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
/*
*************************************************************************
*
@ -76,12 +75,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -105,7 +98,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -215,7 +207,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -240,9 +231,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -279,100 +269,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0xd3
msr cpsr,r0
#define pWDTCTL 0x80001400 /* Watchdog Timer control register */
#define pINTENC 0x8000050C /* Interupt-Controller enable clear register */
#define pCLKSET 0x80000420 /* clock divisor register */
/* disable watchdog, set watchdog control register to
* all zeros (default reset)
*/
ldr r0, =pWDTCTL
mov r1, #0x0
str r1, [r0]
/*
* mask all IRQs by setting all bits in the INTENC register (default)
*/
mov r1, #0xffffffff
ldr r0, =pINTENC
str r1, [r0]
/* FCLK:HCLK:PCLK = 1:2:2 */
/* default FCLK is 200 MHz, using 14.7456 MHz fin */
ldr r0, =pCLKSET
ldr r1, =0x0004ee39
@ ldr r1, =0x0005ee39 @ 1: 2: 4
str r1, [r0]
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
@add r0, r0, #4 /* start at first byte of bss */
/* why inc. 4 bytes past then? */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -461,13 +357,7 @@ cpu_init_crit:
.macro bad_save_user_regs
sub sp, sp, #S_FRAME_SIZE
stmia sp, {r0 - r12} @ Calling r0-r12
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r3} @ get pc, cpsr
add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
@ -498,13 +388,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr

2
arch/arm/cpu/pxa/cpu.c
View File

@ -312,7 +312,7 @@ void pxa_wakeup(void)
int arch_cpu_init(void)
{
pxa_gpio_setup();
// pxa_wait_ticks(0x8000);
/* pxa_wait_ticks(0x8000); */
pxa_wakeup();
pxa_interrupt_setup();
pxa_clock_setup();

181
arch/arm/cpu/pxa/start.S
View File

@ -8,6 +8,7 @@
* Copyright (C) 2002 Kyle Harris <kharris@nexus-tech.net>
* Copyright (C) 2003 Robert Schwebel <r.schwebel@pengutronix.de>
* Copyright (C) 2003 Kai-Uwe Bloem <kai-uwe.bloem@auerswald.de>
* Copyright (c) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* See file CREDITS for list of people who contributed to this
* project.
@ -28,10 +29,10 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
#include <asm/arch/pxa-regs.h>
#include <asm/arch/macro.h>
/* takes care the CP15 update has taken place */
.macro CPWAIT reg
@ -94,20 +95,16 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
.globl _armboot_start
_armboot_start:
.word _start
/*
* These are defined in the board-specific linker script.
*/
.globl _bss_start
_bss_start:
.word __bss_start
.globl _bss_start_ofs
_bss_start_ofs:
.word __bss_start - _start
.globl _bss_end
_bss_end:
.word _end
.globl _bss_end_ofs
_bss_end_ofs:
.word _end - _start
#ifdef CONFIG_USE_IRQ
/* IRQ stack memory (calculated at run-time) */
@ -127,30 +124,6 @@ FIQ_STACK_START:
IRQ_STACK_START_IN:
.word 0x0badc0de
.globl _datarel_start
_datarel_start:
.word __datarel_start
.globl _datarelrolocal_start
_datarelrolocal_start:
.word __datarelrolocal_start
.globl _datarellocal_start
_datarellocal_start:
.word __datarellocal_start
.globl _datarelro_start
_datarelro_start:
.word __datarelro_start
.globl _got_start
_got_start:
.word __got_start
.globl _got_end
_got_end:
.word __got_end
/*
* the actual reset code
*/
@ -272,13 +245,11 @@ stack_setup:
adr r0, _start
ldr r2, _TEXT_BASE
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
ldr r3, _bss_start_ofs
add r2, r0, r3 /* r2 <- source end address */
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
stmfd sp!, {r0-r12}
copy_loop:
ldmia r0!, {r3-r5, r7-r11} /* copy from source address [r0] */
@ -288,36 +259,53 @@ copy_loop:
ldmfd sp!, {r0-r12}
#ifndef CONFIG_PRELOADER
/* fix got entries */
ldr r1, _TEXT_BASE /* Text base */
mov r0, r7 /* reloc addr */
ldr r2, _got_start /* addr in Flash */
ldr r3, _got_end /* addr in Flash */
sub r3, r3, r1
add r3, r3, r0
sub r2, r2, r1
add r2, r2, r0
/*
* fix .rel.dyn relocations
*/
ldr r0, _TEXT_BASE /* r0 <- Text base */
sub r9, r7, r0 /* r9 <- relocation offset */
ldr r10, _dynsym_start_ofs /* r10 <- sym table ofs */
add r10, r10, r0 /* r10 <- sym table in FLASH */
ldr r2, _rel_dyn_start_ofs /* r2 <- rel dyn start ofs */
add r2, r2, r0 /* r2 <- rel dyn start in FLASH */
ldr r3, _rel_dyn_end_ofs /* r3 <- rel dyn end ofs */
add r3, r3, r0 /* r3 <- rel dyn end in FLASH */
fixloop:
ldr r4, [r2]
sub r4, r4, r1
add r4, r4, r0
str r4, [r2]
add r2, r2, #4
ldr r0, [r2] /* r0 <- location to fix up, IN FLASH! */
add r0, r9 /* r0 <- location to fix up in RAM */
ldr r1, [r2, #4]
and r8, r1, #0xff
cmp r8, #23 /* relative fixup? */
beq fixrel
cmp r8, #2 /* absolute fixup? */
beq fixabs
/* ignore unknown type of fixup */
b fixnext
fixabs:
/* absolute fix: set location to (offset) symbol value */
mov r1, r1, LSR #4 /* r1 <- symbol index in .dynsym */
add r1, r10, r1 /* r1 <- address of symbol in table */
ldr r1, [r1, #4] /* r1 <- symbol value */
add r1, r9 /* r1 <- relocated sym addr */
b fixnext
fixrel:
/* relative fix: increase location by offset */
ldr r1, [r0]
add r1, r1, r9
fixnext:
str r1, [r0]
add r2, r2, #8 /* each rel.dyn entry is 8 bytes */
cmp r2, r3
bne fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
blo fixloop
#endif /* #ifndef CONFIG_PRELOADER */
clear_bss:
#ifndef CONFIG_PRELOADER
ldr r0, _bss_start
ldr r1, _bss_end
ldr r0, _bss_start_ofs
ldr r1, _bss_end_ofs
ldr r3, _TEXT_BASE /* Text base */
mov r4, r7 /* reloc addr */
sub r0, r0, r3
add r0, r0, r4
sub r1, r1, r3
add r1, r1, r4
mov r2, #0x00000000 /* clear */
@ -325,32 +313,41 @@ clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
bne clbss_l
#endif
#endif /* #ifndef CONFIG_PRELOADER */
/*
* We are done. Do not return, instead branch to second part of board
* initialization, now running from RAM.
*/
#ifdef CONFIG_ONENAND_IPL
ldr pc, _start_oneboot
ldr r0, _start_oneboot_ofs
mov pc, r0
_start_oneboot: .word start_oneboot
_start_oneboot_ofs
: .word start_oneboot
#else
ldr r0, _TEXT_BASE
ldr r2, _board_init_r
sub r2, r2, r0
add r2, r2, r7 /* position from board_init_r in RAM */
ldr r0, _board_init_r_ofs
adr r1, _start
add lr, r0, r1
add lr, lr, r9
/* setup parameters for board_init_r */
mov r0, r5 /* gd_t */
mov r1, r7 /* dest_addr */
/* jump to it ... */
mov lr, r2
mov pc, lr
_board_init_r: .word board_init_r
#endif
_board_init_r_ofs:
.word board_init_r - _start
#endif /* CONFIG_ONENAND_IPL */
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
_rel_dyn_start_ofs:
.word __rel_dyn_start - _start
_rel_dyn_end_ofs:
.word __rel_dyn_end - _start
_dynsym_start_ofs:
.word __dynsym_start - _start
#else /* CONFIG_PRELOADER */
/****************************************************************************/
/* */
@ -375,7 +372,7 @@ reset:
/* Start OneNAND IPL */
ldr pc, =start_oneboot
#endif /* #if !defined(CONFIG_ONENAND_IPL) */
#endif /* CONFIG_PRELOADER */
#ifndef CONFIG_PRELOADER
/****************************************************************************/
@ -417,13 +414,7 @@ reset:
stmia sp, {r0 - r12} /* Calling r0-r12 */
add r8, sp, #S_PC
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r4} /* get pc, cpsr, old_r0 */
add r0, sp, #S_FRAME_SIZE /* restore sp_SVC */
@ -458,13 +449,7 @@ reset:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr
@ -483,7 +468,7 @@ reset:
.macro get_fiq_stack @ setup FIQ stack
ldr sp, FIQ_STACK_START
.endm
#endif /* CONFIG_PRELOADER */
#endif /* CONFIG_PRELOADER
/****************************************************************************/
@ -497,7 +482,7 @@ reset:
do_hang:
ldr sp, _TEXT_BASE /* use 32 words abort stack */
bl hang /* hang and never return */
#else /* !CONFIG_PRELOADER */
#else
.align 5
undefined_instruction:
get_bad_stack
@ -567,13 +552,7 @@ fiq:
/* */
/****************************************************************************/
/* Operating System Timer */
OSTIMER_BASE: .word 0x40a00000
#define OSMR3 0x0C
#define OSCR 0x10
#define OWER 0x18
#define OIER 0x1C
.align 5
.align 5
.globl reset_cpu
/* FIXME: this code is PXA250 specific. How is this handled on */
@ -583,18 +562,20 @@ reset_cpu:
/* We set OWE:WME (watchdog enable) and wait until timeout happens */
ldr r0, OSTIMER_BASE
ldr r1, [r0, #OWER]
ldr r0, =OWER
ldr r1, [r0]
orr r1, r1, #0x0001 /* bit0: WME */
str r1, [r0, #OWER]
str r1, [r0]
/* OS timer does only wrap every 1165 seconds, so we have to set */
/* the match register as well. */
ldr r1, [r0, #OSCR] /* read OS timer */
ldr r0, =OSCR
ldr r1, [r0] /* read OS timer */
add r1, r1, #0x800 /* let OSMR3 match after */
add r1, r1, #0x800 /* 4096*(1/3.6864MHz)=1ms */
str r1, [r0, #OSMR3]
ldr r0, =OSMR3
str r1, [r0]
reset_endless:
@ -620,4 +601,4 @@ mmu_table:
.word (__base << 20) | 0xc12
.set __base, __base + 1
.endr
#endif
#endif /* CONFIG_PRELOADER */

19
arch/arm/cpu/pxa/u-boot.lds
View File

@ -41,21 +41,18 @@ SECTIONS
. = ALIGN(4);
.data : {
*(.data)
__datarel_start = .;
*(.data.rel)
__datarelrolocal_start = .;
*(.data.rel.ro.local)
__datarellocal_start = .;
*(.data.rel.local)
__datarelro_start = .;
*(.data.rel.ro)
}
__got_start = .;
. = ALIGN(4);
.got : { *(.got) }
__rel_dyn_start = .;
.rel.dyn : { *(.rel.dyn) }
__rel_dyn_end = .;
__dynsym_start = .;
.dynsym : { *(.dynsym) }
. = ALIGN(4);
__got_end = .;
. = .;
__u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) }

92
arch/arm/cpu/s3c44b0/start.S
View File

@ -27,11 +27,10 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
/*
* Jump vector table
*/
@ -67,12 +66,6 @@ _start: b reset
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -96,7 +89,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -187,7 +179,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -212,7 +203,7 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
/*
now copy to sram the interrupt vector
@ -226,7 +217,6 @@ vector_copy_loop:
stmia r1!, {r3-r10}
cmp r0, r2
blo vector_copy_loop
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -266,84 +256,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0x13
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
/*
* before relocating, we have to setup RAM timing
* because memory timing is board-dependend, you will
* find a lowlevel_init.S in your board directory.
*/
bl lowlevel_init
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
/*
now copy to sram the interrupt vector
*/
adr r0, real_vectors
add r2, r0, #1024
ldr r1, =0x0c000000
add r1, r1, #0x08
vector_copy_loop:
ldmia r0!, {r3-r10}
stmia r1!, {r3-r10}
cmp r0, r2
blo vector_copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*

95
arch/arm/cpu/sa1100/start.S
View File

@ -25,11 +25,10 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <version.h>
/*
*************************************************************************
*
@ -77,12 +76,6 @@ _fiq: .word fiq
_TEXT_BASE:
.word CONFIG_SYS_TEXT_BASE
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
.globl _armboot_start
_armboot_start:
.word _start
#endif
/*
* These are defined in the board-specific linker script.
*/
@ -106,7 +99,6 @@ FIQ_STACK_START:
.word 0x0badc0de
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
/* IRQ stack memory (calculated at run-time) + 8 bytes */
.globl IRQ_STACK_START_IN
IRQ_STACK_START_IN:
@ -191,7 +183,6 @@ stack_setup:
cmp r0, r6
beq clear_bss
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
copy_loop:
ldmia r0!, {r9-r10} /* copy from source address [r0] */
stmia r6!, {r9-r10} /* copy to target address [r1] */
@ -216,9 +207,8 @@ fixloop:
str r4, [r2]
add r2, r2, #4
cmp r2, r3
bne fixloop
blo fixloop
#endif
#endif /* #ifndef CONFIG_SKIP_RELOCATE_UBOOT */
clear_bss:
#ifndef CONFIG_PRELOADER
@ -255,75 +245,6 @@ clbss_l:str r2, [r0] /* clear loop... */
_board_init_r: .word board_init_r
#else /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
* the actual reset code
*/
reset:
/*
* set the cpu to SVC32 mode
*/
mrs r0,cpsr
bic r0,r0,#0x1f
orr r0,r0,#0x13
msr cpsr,r0
/*
* we do sys-critical inits only at reboot,
* not when booting from ram!
*/
#ifndef CONFIG_SKIP_LOWLEVEL_INIT
bl cpu_init_crit
#endif
#ifndef CONFIG_SKIP_RELOCATE_UBOOT
relocate: /* relocate U-Boot to RAM */
adr r0, _start /* r0 <- current position of code */
ldr r1, _TEXT_BASE /* test if we run from flash or RAM */
cmp r0, r1 /* don't reloc during debug */
beq stack_setup
ldr r2, _armboot_start
ldr r3, _bss_start
sub r2, r3, r2 /* r2 <- size of armboot */
add r2, r0, r2 /* r2 <- source end address */
copy_loop:
ldmia r0!, {r3-r10} /* copy from source address [r0] */
stmia r1!, {r3-r10} /* copy to target address [r1] */
cmp r0, r2 /* until source end address [r2] */
blo copy_loop
#endif /* CONFIG_SKIP_RELOCATE_UBOOT */
/* Set up the stack */
stack_setup:
ldr r0, _TEXT_BASE /* upper 128 KiB: relocated uboot */
sub r0, r0, #CONFIG_SYS_MALLOC_LEN /* malloc area */
sub r0, r0, #CONFIG_SYS_GBL_DATA_SIZE /* bdinfo */
#ifdef CONFIG_USE_IRQ
sub r0, r0, #(CONFIG_STACKSIZE_IRQ+CONFIG_STACKSIZE_FIQ)
#endif
sub sp, r0, #12 /* leave 3 words for abort-stack */
bic sp, sp, #7 /* 8-byte alignment for ABI compliance */
clear_bss:
ldr r0, _bss_start /* find start of bss segment */
ldr r1, _bss_end /* stop here */
mov r2, #0x00000000 /* clear */
clbss_l:str r2, [r0] /* clear loop... */
add r0, r0, #4
cmp r0, r1
blo clbss_l
ldr pc, _start_armboot
_start_armboot: .word start_armboot
#endif /* #if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
/*
*************************************************************************
*
@ -442,13 +363,7 @@ cpu_init_crit:
stmia sp, {r0 - r12} @ Calling r0-r12
add r8, sp, #S_PC
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r2, _armboot_start
sub r2, r2, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r2, r2, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ set base 2 words into abort stack
#else
ldr r2, IRQ_STACK_START_IN
#endif
ldmia r2, {r2 - r4} @ get pc, cpsr, old_r0
add r0, sp, #S_FRAME_SIZE @ restore sp_SVC
@ -479,13 +394,7 @@ cpu_init_crit:
.endm
.macro get_bad_stack
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
ldr r13, _armboot_start @ setup our mode stack
sub r13, r13, #(CONFIG_STACKSIZE+CONFIG_SYS_MALLOC_LEN)
sub r13, r13, #(CONFIG_SYS_GBL_DATA_SIZE+8) @ reserved a couple spots in abort stack
#else
ldr r13, IRQ_STACK_START_IN @ setup our mode stack
#endif
str lr, [r13] @ save caller lr / spsr
mrs lr, spsr

12
arch/arm/include/asm/arch-mx25/imx-regs.h
View File

@ -108,11 +108,11 @@ struct gpt_regs {
/* Watchdog Timer (WDOG) registers */
struct wdog_regs {
u32 wcr; /* Control */
u32 wsr; /* Service */
u32 wrsr; /* Reset Status */
u32 wicr; /* Interrupt Control */
u32 wmcr; /* Misc Control */
u16 wcr; /* Control */
u16 wsr; /* Service */
u16 wrsr; /* Reset Status */
u16 wicr; /* Interrupt Control */
u16 wmcr; /* Misc Control */
};
/* IIM control registers */
@ -309,6 +309,8 @@ struct iim_regs {
/* WDOG enable */
#define WCR_WDE 0x04
#define WSR_UNLOCK1 0x5555
#define WSR_UNLOCK2 0xAAAA
/* FUSE bank offsets */
#define IIM0_MAC 0x1a

11
arch/arm/include/asm/arch-mx5/crm_regs.h
View File

@ -189,4 +189,15 @@ struct mxc_ccm_reg {
#define MXC_CCM_CSCDR1_UART_CLK_PODF_OFFSET 0
#define MXC_CCM_CSCDR1_UART_CLK_PODF_MASK 0x7
/* Define the bits in register CCDR */
#define MXC_CCM_CCDR_IPU_HS_MASK (0x1 << 17)
/* Define the bits in register CCGRx */
#define MXC_CCM_CCGR_CG_MASK 0x3
#define MXC_CCM_CCGR5_CG5_OFFSET 10
/* Define the bits in register CLPCR */
#define MXC_CCM_CLPCR_BYPASS_IPU_LPM_HS (0x1 << 18)
#endif /* __ARCH_ARM_MACH_MX51_CRM_REGS_H__ */

3
arch/arm/include/asm/arch-mx5/imx-regs.h
View File

@ -26,7 +26,8 @@
/*
* IRAM
*/
#define IRAM_BASE_ADDR 0x1FFE8000 /* internal ram */
#define IRAM_BASE_ADDR 0x1FFE0000 /* internal ram */
#define IRAM_SIZE 0x00020000 /* 128 KB */
/*
* Graphics Memory of GPU
*/

328
arch/arm/include/asm/arch-pxa/macro.h
View File

@ -1,328 +0,0 @@
/*
* arch/arm/include/asm/arch-pxa/macro.h
*
* Copyright (C) 2010 Marek Vasut <marek.vasut@gmail.com>
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#ifndef __ASM_ARCH_PXA_MACRO_H__
#define __ASM_ARCH_PXA_MACRO_H__
#ifdef __ASSEMBLY__
#include <asm/macro.h>
#include <asm/arch/pxa-regs.h>
/*
* This macro performs a 32bit write to a memory location and makes sure the
* write operation really happened by performing a read back.
*
* Clobbered regs: r4, r5
*/
.macro write32rb addr, data
ldr r4, =\addr
ldr r5, =\data
str r5, [r4]
ldr r5, [r4]
.endm
/*
* This macro waits according to OSCR incrementation
*
* Clobbered regs: r4, r5, r6
*/
.macro pxa_wait_ticks ticks
ldr r4, =OSCR
mov r5, #0
str r5, [r4]
ldr r5, =\ticks
1:
ldr r6, [r4]
cmp r5, r6
bgt 1b
.endm
/*
* This macro sets up the GPIO pins of the PXA2xx/PXA3xx CPU
*
* Clobbered regs: r4, r5
*/
.macro pxa_gpio_setup
write32 GPSR0, CONFIG_SYS_GPSR0_VAL
write32 GPSR1, CONFIG_SYS_GPSR1_VAL
write32 GPSR2, CONFIG_SYS_GPSR2_VAL
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
write32 GPSR3, CONFIG_SYS_GPSR3_VAL
#endif
write32 GPCR0, CONFIG_SYS_GPCR0_VAL
write32 GPCR1, CONFIG_SYS_GPCR1_VAL
write32 GPCR2, CONFIG_SYS_GPCR2_VAL
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
write32 GPCR3, CONFIG_SYS_GPCR3_VAL
#endif
write32 GPDR0, CONFIG_SYS_GPDR0_VAL
write32 GPDR1, CONFIG_SYS_GPDR1_VAL
write32 GPDR2, CONFIG_SYS_GPDR2_VAL
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
write32 GPDR3, CONFIG_SYS_GPDR3_VAL
#endif
write32 GAFR0_L, CONFIG_SYS_GAFR0_L_VAL
write32 GAFR0_U, CONFIG_SYS_GAFR0_U_VAL
write32 GAFR1_L, CONFIG_SYS_GAFR1_L_VAL
write32 GAFR1_U, CONFIG_SYS_GAFR1_U_VAL
write32 GAFR2_L, CONFIG_SYS_GAFR2_L_VAL
write32 GAFR2_U, CONFIG_SYS_GAFR2_U_VAL
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
write32 GAFR3_L, CONFIG_SYS_GAFR3_L_VAL
write32 GAFR3_U, CONFIG_SYS_GAFR3_U_VAL
#endif
write32 PSSR, CONFIG_SYS_PSSR_VAL
.endm
/*
* This macro sets up the Memory controller of the PXA2xx CPU
*
* WARNING: This macro uses internally r3 and r7 regs for MEMC_BASE
* and CONFIG_SYS_MDREFR_VAL correspondingly. Please do not
* use this regs for other purpose inside this macro.
*
* Clobbered regs: r3, r4, r5, r6, r7
*/
.macro pxa_mem_setup
/* This comes handy when setting MDREFR */
ldr r3, =MEMC_BASE
/*
* 1) Initialize Asynchronous static memory controller
*/
/* MSC0: nCS(0,1) */
write32rb (MEMC_BASE + MSC0_OFFSET), CONFIG_SYS_MSC0_VAL
/* MSC1: nCS(2,3) */
write32rb (MEMC_BASE + MSC1_OFFSET), CONFIG_SYS_MSC1_VAL
/* MSC2: nCS(4,5) */
write32rb (MEMC_BASE + MSC2_OFFSET), CONFIG_SYS_MSC2_VAL
/*
* 2) Initialize Card Interface
*/
/* MECR: Memory Expansion Card Register */
write32rb (MEMC_BASE + MECR_OFFSET), CONFIG_SYS_MECR_VAL
/* MCMEM0: Card Interface slot 0 timing */
write32rb (MEMC_BASE + MCMEM0_OFFSET), CONFIG_SYS_MCMEM0_VAL
/* MCMEM1: Card Interface slot 1 timing */
write32rb (MEMC_BASE + MCMEM1_OFFSET), CONFIG_SYS_MCMEM1_VAL
/* MCATT0: Card Interface Attribute Space Timing, slot 0 */
write32rb (MEMC_BASE + MCATT0_OFFSET), CONFIG_SYS_MCATT0_VAL
/* MCATT1: Card Interface Attribute Space Timing, slot 1 */
write32rb (MEMC_BASE + MCATT1_OFFSET), CONFIG_SYS_MCATT1_VAL
/* MCIO0: Card Interface I/O Space Timing, slot 0 */
write32rb (MEMC_BASE + MCIO0_OFFSET), CONFIG_SYS_MCIO0_VAL
/* MCIO1: Card Interface I/O Space Timing, slot 1 */
write32rb (MEMC_BASE + MCIO1_OFFSET), CONFIG_SYS_MCIO1_VAL
/*
* 3) Configure Fly-By DMA register
*/
write32rb (MEMC_BASE + FLYCNFG_OFFSET), CONFIG_SYS_FLYCNFG_VAL
/*
* 4) Initialize Timing for Sync Memory (SDCLK0)
*/
/*
* Before accessing MDREFR we need a valid DRI field, so we set
* this to power on defaults + DRI field.
*/
ldr r5, [r3, #MDREFR_OFFSET]
bic r5, r5, #0x0ff
bic r5, r5, #0xf00 /* MDREFR user config with zeroed DRI */
ldr r4, =CONFIG_SYS_MDREFR_VAL
mov r7, r4
lsl r4, #20
lsr r4, #20 /* Get a valid DRI field */
orr r5, r5, r4 /* MDREFR user config with correct DRI */
orr r5, #MDREFR_K0RUN
orr r5, #MDREFR_SLFRSH
bic r5, #MDREFR_APD
bic r5, #MDREFR_E1PIN
str r5, [r3, #MDREFR_OFFSET]
ldr r4, [r3, #MDREFR_OFFSET]
/*
* 5) Initialize Synchronous Static Memory (Flash/Peripherals)
*/
/* Initialize SXCNFG register. Assert the enable bits.
*
* Write SXMRS to cause an MRS command to all enabled banks of
* synchronous static memory. Note that SXLCR need not be written
* at this time.
*/
write32rb (MEMC_BASE + SXCNFG_OFFSET), CONFIG_SYS_SXCNFG_VAL
/*
* 6) Initialize SDRAM
*/
bic r7, #MDREFR_SLFRSH
str r7, [r3, #MDREFR_OFFSET]
ldr r4, [r3, #MDREFR_OFFSET]
orr r7, #MDREFR_E1PIN
str r7, [r3, #MDREFR_OFFSET]
ldr r4, [r3, #MDREFR_OFFSET]
/*
* 7) Write MDCNFG with MDCNFG:DEx deasserted (set to 0), to configure
* but not enable each SDRAM partition pair.
*/
/* Fetch platform value of MDCNFG */
ldr r4, =CONFIG_SYS_MDCNFG_VAL
/* Disable all sdram banks */
bic r4, r4, #(MDCNFG_DE0|MDCNFG_DE1)
bic r4, r4, #(MDCNFG_DE2|MDCNFG_DE3)
/* Write initial value of MDCNFG, w/o enabling sdram banks */
str r4, [r3, #MDCNFG_OFFSET]
ldr r4, [r3, #MDCNFG_OFFSET]
/* Wait for the clock to the SDRAMs to stabilize, 100..200 usec. */
pxa_wait_ticks 0x300
/*
* 8) Trigger a number (usually 8) refresh cycles by attempting
* non-burst read or write accesses to disabled SDRAM, as commonly
* specified in the power up sequence documented in SDRAM data
* sheets. The address(es) used for this purpose must not be
* cacheable.
*/
ldr r4, =CONFIG_SYS_DRAM_BASE
.rept 9
str r5, [r4]
.endr
/*
* 9) Write MDCNFG with enable bits asserted (MDCNFG:DEx set to 1).
*/
ldr r5, =CONFIG_SYS_MDCNFG_VAL
ldr r4, =(MDCNFG_DE0 | MDCNFG_DE1 | MDCNFG_DE2 | MDCNFG_DE3)
and r5, r5, r4
ldr r4, [r3, #MDCNFG_OFFSET]
orr r4, r4, r5
str r4, [r3, #MDCNFG_OFFSET]
ldr r4, [r3, #MDCNFG_OFFSET]
/*
* 10) Write MDMRS.
*/
ldr r4, =CONFIG_SYS_MDMRS_VAL
str r4, [r3, #MDMRS_OFFSET]
ldr r4, [r3, #MDMRS_OFFSET]
/*
* 11) Enable APD
*/
ldr r4, [r3, #MDREFR_OFFSET]
and r7, r7, #MDREFR_APD
orr r4, r4, r7
str r4, [r3, #MDREFR_OFFSET]
ldr r4, [r3, #MDREFR_OFFSET]
.endm
/*
* This macro tests if the CPU woke up from sleep and eventually resumes
*
* Clobbered regs: r4, r5
*/
.macro pxa_wakeup
ldr r4, =RCSR
ldr r5, [r4]
and r5, r5, #(RCSR_GPR | RCSR_SMR | RCSR_WDR | RCSR_HWR)
str r5, [r4]
teq r5, #RCSR_SMR
bne pxa_wakeup_exit
ldr r4, =PSSR
mov r5, #PSSR_PH
str r5, [r4]
ldr r4, =PSPR
ldr pc, [r4]
pxa_wakeup_exit:
.endm
/*
* This macro disables all interupts on PXA2xx/PXA3xx CPU
*
* Clobbered regs: r4, r5
*/
.macro pxa_intr_setup
write32 ICLR, 0
write32 ICMR, 0
#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
write32 ICLR2, 0
write32 ICMR2, 0
#endif
.endm
/*
* This macro configures clock on PXA2xx/PXA3xx CPU
*
* Clobbered regs: r4, r5
*/
.macro pxa_clock_setup
/* Disable the peripheral clocks, and set the core clock frequency */
/* Turn Off ALL on-chip peripheral clocks for re-configuration */
write32 CKEN, CONFIG_SYS_CKEN
/* Write CCCR */
write32 CCCR, CONFIG_SYS_CCCR
#ifdef CONFIG_RTC
/* enable the 32Khz oscillator for RTC and PowerManager */
write32 OSCC, #OSCC_OON
ldr r4, =OSCC
/* Spin here until OSCC.OOK get set, meaning the PLL has settled. */
2:
ldr r5, [r4]
ands r5, r5, #1
beq 2b
#endif
.endm
#endif /* __ASSEMBLY__ */
#endif /* __ASM_ARCH_PXA_MACRO_H__ */

161
arch/arm/include/asm/arch-s3c24x0/s3c2440.h Normal file
View File

@ -0,0 +1,161 @@
/*
* (C) Copyright 2003
* David Mueller ELSOFT AG Switzerland. d.mueller@elsoft.ch
*
* See file CREDITS for list of people who contributed to this
* project.
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License as
* published by the Free Software Foundation; either version 2 of
* the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
/************************************************
* NAME : s3c2440.h
* Version : 31.3.2003
*
* Based on S3C2440 User's manual Rev x.x
************************************************/
#ifndef __S3C2440_H__
#define __S3C2440_H__
#define S3C24X0_UART_CHANNELS 3
#define S3C24X0_SPI_CHANNELS 2
/* S3C2440 only supports 512 Byte HW ECC */
#define S3C2440_ECCSIZE 512
#define S3C2440_ECCBYTES 3
enum s3c24x0_uarts_nr {
S3C24X0_UART0,
S3C24X0_UART1,
S3C24X0_UART2
};
/* S3C2440 device base addresses */
#define S3C24X0_MEMCTL_BASE 0x48000000
#define S3C24X0_USB_HOST_BASE 0x49000000
#define S3C24X0_INTERRUPT_BASE 0x4A000000
#define S3C24X0_DMA_BASE 0x4B000000
#define S3C24X0_CLOCK_POWER_BASE 0x4C000000
#define S3C24X0_LCD_BASE 0x4D000000
#define S3C2440_NAND_BASE 0x4E000000
#define S3C24X0_UART_BASE 0x50000000
#define S3C24X0_TIMER_BASE 0x51000000
#define S3C24X0_USB_DEVICE_BASE 0x52000140
#define S3C24X0_WATCHDOG_BASE 0x53000000
#define S3C24X0_I2C_BASE 0x54000000
#define S3C24X0_I2S_BASE 0x55000000
#define S3C24X0_GPIO_BASE 0x56000000
#define S3C24X0_RTC_BASE 0x57000000
#define S3C2440_ADC_BASE 0x58000000
#define S3C24X0_SPI_BASE 0x59000000
#define S3C2440_SDI_BASE 0x5A000000
/* include common stuff */
#include <asm/arch/s3c24x0.h>
static inline struct s3c24x0_memctl *s3c24x0_get_base_memctl(void)
{
return (struct s3c24x0_memctl *)S3C24X0_MEMCTL_BASE;
}
static inline struct s3c24x0_usb_host *s3c24x0_get_base_usb_host(void)
{
return (struct s3c24x0_usb_host *)S3C24X0_USB_HOST_BASE;
}
static inline struct s3c24x0_interrupt *s3c24x0_get_base_interrupt(void)
{
return (struct s3c24x0_interrupt *)S3C24X0_INTERRUPT_BASE;
}
static inline struct s3c24x0_dmas *s3c24x0_get_base_dmas(void)
{
return (struct s3c24x0_dmas *)S3C24X0_DMA_BASE;
}
static inline struct s3c24x0_clock_power *s3c24x0_get_base_clock_power(void)
{
return (struct s3c24x0_clock_power *)S3C24X0_CLOCK_POWER_BASE;
}
static inline struct s3c24x0_lcd *s3c24x0_get_base_lcd(void)
{
return (struct s3c24x0_lcd *)S3C24X0_LCD_BASE;
}
static inline struct s3c2440_nand *s3c2440_get_base_nand(void)
{
return (struct s3c2440_nand *)S3C2440_NAND_BASE;
}
static inline struct s3c24x0_uart
*s3c24x0_get_base_uart(enum s3c24x0_uarts_nr n)
{
return (struct s3c24x0_uart *)(S3C24X0_UART_BASE + (n * 0x4000));
}
static inline struct s3c24x0_timers *s3c24x0_get_base_timers(void)
{
return (struct s3c24x0_timers *)S3C24X0_TIMER_BASE;
}
static inline struct s3c24x0_usb_device *s3c24x0_get_base_usb_device(void)
{
return (struct s3c24x0_usb_device *)S3C24X0_USB_DEVICE_BASE;
}
static inline struct s3c24x0_watchdog *s3c24x0_get_base_watchdog(void)
{
return (struct s3c24x0_watchdog *)S3C24X0_WATCHDOG_BASE;
}
static inline struct s3c24x0_i2c *s3c24x0_get_base_i2c(void)
{
return (struct s3c24x0_i2c *)S3C24X0_I2C_BASE;
}
static inline struct s3c24x0_i2s *s3c24x0_get_base_i2s(void)
{
return (struct s3c24x0_i2s *)S3C24X0_I2S_BASE;
}
static inline struct s3c24x0_gpio *s3c24x0_get_base_gpio(void)
{
return (struct s3c24x0_gpio *)S3C24X0_GPIO_BASE;
}
static inline struct s3c24x0_rtc *s3c24x0_get_base_rtc(void)
{
return (struct s3c24x0_rtc *)S3C24X0_RTC_BASE;
}
static inline struct s3c2440_adc *s3c2440_get_base_adc(void)
{
return (struct s3c2440_adc *)S3C2440_ADC_BASE;
}
static inline struct s3c24x0_spi *s3c24x0_get_base_spi(void)
{
return (struct s3c24x0_spi *)S3C24X0_SPI_BASE;
}
static inline struct s3c2440_sdi *s3c2440_get_base_sdi(void)
{
return (struct s3c2440_sdi *)S3C2440_SDI_BASE;
}
#endif /*__S3C2440_H__*/

672
arch/arm/include/asm/arch-s3c24x0/s3c24x0.h
View File

@ -33,12 +33,12 @@
/* Memory controller (see manual chapter 5) */
struct s3c24x0_memctl {
u32 BWSCON;
u32 BANKCON[8];
u32 REFRESH;
u32 BANKSIZE;
u32 MRSRB6;
u32 MRSRB7;
u32 bwscon;
u32 bankcon[8];
u32 refresh;
u32 banksize;
u32 mrsrb6;
u32 mrsrb7;
};
@ -72,40 +72,38 @@ struct s3c24x0_usb_host {
/* INTERRUPT (see manual chapter 14) */
struct s3c24x0_interrupt {
u32 SRCPND;
u32 INTMOD;
u32 INTMSK;
u32 PRIORITY;
u32 INTPND;
u32 INTOFFSET;
#ifdef CONFIG_S3C2410
u32 SUBSRCPND;
u32 INTSUBMSK;
u32 srcpnd;
u32 intmod;
u32 intmsk;
u32 priority;
u32 intpnd;
u32 intoffset;
#if defined(CONFIG_S3C2410) || defined(CONFIG_S3C2440)
u32 subsrcpnd;
u32 intsubmsk;
#endif
};
/* DMAS (see manual chapter 8) */
struct s3c24x0_dma {
u32 DISRC;
#ifdef CONFIG_S3C2410
u32 DISRCC;
u32 disrc;
#if defined(CONFIG_S3C2410) || defined(CONFIG_S3C2440)
u32 disrcc;
#endif
u32 DIDST;
#ifdef CONFIG_S3C2410
u32 DIDSTC;
u32 didst;
#if defined(CONFIG_S3C2410) || defined(CONFIG_S3C2440)
u32 didstc;
#endif
u32 DCON;
u32 DSTAT;
u32 DCSRC;
u32 DCDST;
u32 DMASKTRIG;
#ifdef CONFIG_S3C2400
u32 dcon;
u32 dstat;
u32 dcsrc;
u32 dcdst;
u32 dmasktrig;
#if defined(CONFIG_S3C2400) || defined(CONFIG_S3C2410) \
|| defined(CONFIG_S3C2440)
u32 res[1];
#endif
#ifdef CONFIG_S3C2410
u32 res[7];
#endif
};
struct s3c24x0_dmas {
@ -116,90 +114,111 @@ struct s3c24x0_dmas {
/* CLOCK & POWER MANAGEMENT (see S3C2400 manual chapter 6) */
/* (see S3C2410 manual chapter 7) */
struct s3c24x0_clock_power {
u32 LOCKTIME;
u32 MPLLCON;
u32 UPLLCON;
u32 CLKCON;
u32 CLKSLOW;
u32 CLKDIVN;
u32 locktime;
u32 mpllcon;
u32 upllcon;
u32 clkcon;
u32 clkslow;
u32 clkdivn;
#if defined(CONFIG_S3C2440)
u32 camdivn;
#endif
};
/* LCD CONTROLLER (see manual chapter 15) */
struct s3c24x0_lcd {
u32 LCDCON1;
u32 LCDCON2;
u32 LCDCON3;
u32 LCDCON4;
u32 LCDCON5;
u32 LCDSADDR1;
u32 LCDSADDR2;
u32 LCDSADDR3;
u32 REDLUT;
u32 GREENLUT;
u32 BLUELUT;
u32 lcdcon1;
u32 lcdcon2;
u32 lcdcon3;
u32 lcdcon4;
u32 lcdcon5;
u32 lcdsaddr1;
u32 lcdsaddr2;
u32 lcdsaddr3;
u32 redlut;
u32 greenlut;
u32 bluelut;
u32 res[8];
u32 DITHMODE;
u32 TPAL;
#ifdef CONFIG_S3C2410
u32 LCDINTPND;
u32 LCDSRCPND;
u32 LCDINTMSK;
u32 LPCSEL;
u32 dithmode;
u32 tpal;
#if defined(CONFIG_S3C2410) || defined(CONFIG_S3C2440)
u32 lcdintpnd;
u32 lcdsrcpnd;
u32 lcdintmsk;
u32 lpcsel;
#endif
};
#ifdef CONFIG_S3C2410
/* NAND FLASH (see S3C2410 manual chapter 6) */
struct s3c2410_nand {
u32 NFCONF;
u32 NFCMD;
u32 NFADDR;
u32 NFDATA;
u32 NFSTAT;
u32 NFECC;
u32 nfconf;
u32 nfcmd;
u32 nfaddr;
u32 nfdata;
u32 nfstat;
u32 nfecc;
};
#endif
#ifdef CONFIG_S3C2440
/* NAND FLASH (see S3C2440 manual chapter 6) */
struct s3c2440_nand {
u32 nfconf;
u32 nfcont;
u32 nfcmd;
u32 nfaddr;
u32 nfdata;
u32 nfeccd0;
u32 nfeccd1;
u32 nfeccd;
u32 nfstat;
u32 nfstat0;
u32 nfstat1;
};
#endif
/* UART (see manual chapter 11) */
struct s3c24x0_uart {
u32 ULCON;
u32 UCON;
u32 UFCON;
u32 UMCON;
u32 UTRSTAT;
u32 UERSTAT;
u32 UFSTAT;
u32 UMSTAT;
u32 ulcon;
u32 ucon;
u32 ufcon;
u32 umcon;
u32 utrstat;
u32 uerstat;
u32 ufstat;
u32 umstat;
#ifdef __BIG_ENDIAN
u8 res1[3];
u8 UTXH;
u8 utxh;
u8 res2[3];
u8 URXH;
u8 urxh;
#else /* Little Endian */
u8 UTXH;
u8 utxh;
u8 res1[3];
u8 URXH;
u8 urxh;
u8 res2[3];
#endif
u32 UBRDIV;
u32 ubrdiv;
};
/* PWM TIMER (see manual chapter 10) */
struct s3c24x0_timer {
u32 TCNTB;
u32 TCMPB;
u32 TCNTO;
u32 tcntb;
u32 tcmpb;
u32 tcnto;
};
struct s3c24x0_timers {
u32 TCFG0;
u32 TCFG1;
u32 TCON;
u32 tcfg0;
u32 tcfg1;
u32 tcon;
struct s3c24x0_timer ch[4];
u32 TCNTB4;
u32 TCNTO4;
u32 tcntb4;
u32 tcnto4;
};
@ -207,9 +226,9 @@ struct s3c24x0_timers {
struct s3c24x0_usb_dev_fifos {
#ifdef __BIG_ENDIAN
u8 res[3];
u8 EP_FIFO_REG;
u8 ep_fifo_reg;
#else /* little endian */
u8 EP_FIFO_REG;
u8 ep_fifo_reg;
u8 res[3];
#endif
};
@ -217,29 +236,29 @@ struct s3c24x0_usb_dev_fifos {
struct s3c24x0_usb_dev_dmas {
#ifdef __BIG_ENDIAN
u8 res1[3];
u8 EP_DMA_CON;
u8 ep_dma_con;
u8 res2[3];
u8 EP_DMA_UNIT;
u8 ep_dma_unit;
u8 res3[3];
u8 EP_DMA_FIFO;
u8 ep_dma_fifo;
u8 res4[3];
u8 EP_DMA_TTC_L;
u8 ep_dma_ttc_l;
u8 res5[3];
u8 EP_DMA_TTC_M;
u8 ep_dma_ttc_m;
u8 res6[3];
u8 EP_DMA_TTC_H;
u8 ep_dma_ttc_h;
#else /* little endian */
u8 EP_DMA_CON;
u8 ep_dma_con;
u8 res1[3];
u8 EP_DMA_UNIT;
u8 ep_dma_unit;
u8 res2[3];
u8 EP_DMA_FIFO;
u8 ep_dma_fifo;
u8 res3[3];
u8 EP_DMA_TTC_L;
u8 ep_dma_ttc_l;
u8 res4[3];
u8 EP_DMA_TTC_M;
u8 ep_dma_ttc_m;
u8 res5[3];
u8 EP_DMA_TTC_H;
u8 ep_dma_ttc_h;
u8 res6[3];
#endif
};
@ -247,69 +266,69 @@ struct s3c24x0_usb_dev_dmas {
struct s3c24x0_usb_device {
#ifdef __BIG_ENDIAN
u8 res1[3];
u8 FUNC_ADDR_REG;
u8 func_addr_reg;
u8 res2[3];
u8 PWR_REG;
u8 pwr_reg;
u8 res3[3];
u8 EP_INT_REG;
u8 ep_int_reg;
u8 res4[15];
u8 USB_INT_REG;
u8 usb_int_reg;
u8 res5[3];
u8 EP_INT_EN_REG;
u8 ep_int_en_reg;
u8 res6[15];
u8 USB_INT_EN_REG;
u8 usb_int_en_reg;
u8 res7[3];
u8 FRAME_NUM1_REG;
u8 frame_num1_reg;
u8 res8[3];
u8 FRAME_NUM2_REG;
u8 frame_num2_reg;
u8 res9[3];
u8 INDEX_REG;
u8 index_reg;
u8 res10[7];
u8 MAXP_REG;
u8 maxp_reg;
u8 res11[3];
u8 EP0_CSR_IN_CSR1_REG;
u8 ep0_csr_in_csr1_reg;
u8 res12[3];
u8 IN_CSR2_REG;
u8 in_csr2_reg;
u8 res13[7];
u8 OUT_CSR1_REG;
u8 out_csr1_reg;
u8 res14[3];
u8 OUT_CSR2_REG;
u8 out_csr2_reg;
u8 res15[3];
u8 OUT_FIFO_CNT1_REG;
u8 out_fifo_cnt1_reg;
u8 res16[3];
u8 OUT_FIFO_CNT2_REG;
u8 out_fifo_cnt2_reg;
#else /* little endian */
u8 FUNC_ADDR_REG;
u8 func_addr_reg;
u8 res1[3];
u8 PWR_REG;
u8 pwr_reg;
u8 res2[3];
u8 EP_INT_REG;
u8 ep_int_reg;
u8 res3[15];
u8 USB_INT_REG;
u8 usb_int_reg;
u8 res4[3];
u8 EP_INT_EN_REG;
u8 ep_int_en_reg;
u8 res5[15];
u8 USB_INT_EN_REG;
u8 usb_int_en_reg;
u8 res6[3];
u8 FRAME_NUM1_REG;
u8 frame_num1_reg;
u8 res7[3];
u8 FRAME_NUM2_REG;
u8 frame_num2_reg;
u8 res8[3];
u8 INDEX_REG;
u8 index_reg;
u8 res9[7];
u8 MAXP_REG;
u8 maxp_reg;
u8 res10[7];
u8 EP0_CSR_IN_CSR1_REG;
u8 ep0_csr_in_csr1_reg;
u8 res11[3];
u8 IN_CSR2_REG;
u8 in_csr2_reg;
u8 res12[3];
u8 OUT_CSR1_REG;
u8 out_csr1_reg;
u8 res13[7];
u8 OUT_CSR2_REG;
u8 out_csr2_reg;
u8 res14[3];
u8 OUT_FIFO_CNT1_REG;
u8 out_fifo_cnt1_reg;
u8 res15[3];
u8 OUT_FIFO_CNT2_REG;
u8 out_fifo_cnt2_reg;
u8 res16[3];
#endif /* __BIG_ENDIAN */
struct s3c24x0_usb_dev_fifos fifo[5];
@ -319,18 +338,18 @@ struct s3c24x0_usb_device {
/* WATCH DOG TIMER (see manual chapter 18) */
struct s3c24x0_watchdog {
u32 WTCON;
u32 WTDAT;
u32 WTCNT;
u32 wtcon;
u32 wtdat;
u32 wtcnt;
};
/* IIC (see manual chapter 20) */
struct s3c24x0_i2c {
u32 IICCON;
u32 IICSTAT;
u32 IICADD;
u32 IICDS;
u32 iiccon;
u32 iicstat;
u32 iicadd;
u32 iicds;
};
@ -338,25 +357,25 @@ struct s3c24x0_i2c {
struct s3c24x0_i2s {
#ifdef __BIG_ENDIAN
u16 res1;
u16 IISCON;
u16 iiscon;
u16 res2;
u16 IISMOD;
u16 iismod;
u16 res3;
u16 IISPSR;
u16 iispsr;
u16 res4;
u16 IISFCON;
u16 iisfcon;
u16 res5;
u16 IISFIFO;
u16 iisfifo;
#else /* little endian */
u16 IISCON;
u16 iiscon;
u16 res1;
u16 IISMOD;
u16 iismod;
u16 res2;
u16 IISPSR;
u16 iispsr;
u16 res3;
u16 IISFCON;
u16 iisfcon;
u16 res4;
u16 IISFIFO;
u16 iisfifo;
u16 res5;
#endif
};
@ -365,87 +384,146 @@ struct s3c24x0_i2s {
/* I/O PORT (see manual chapter 9) */
struct s3c24x0_gpio {
#ifdef CONFIG_S3C2400
u32 PACON;
u32 PADAT;
u32 pacon;
u32 padat;
u32 PBCON;
u32 PBDAT;
u32 PBUP;
u32 pbcon;
u32 pbdat;
u32 pbup;
u32 PCCON;
u32 PCDAT;
u32 PCUP;
u32 pccon;
u32 pcdat;
u32 pcup;
u32 PDCON;
u32 PDDAT;
u32 PDUP;
u32 pdcon;
u32 pddat;
u32 pdup;
u32 PECON;
u32 PEDAT;
u32 PEUP;
u32 pecon;
u32 pedat;
u32 peup;
u32 PFCON;
u32 PFDAT;
u32 PFUP;
u32 pfcon;
u32 pfdat;
u32 pfup;
u32 PGCON;
u32 PGDAT;
u32 PGUP;
u32 pgcon;
u32 pgdat;
u32 pgup;
u32 OPENCR;
u32 opencr;
u32 MISCCR;
u32 EXTINT;
u32 misccr;
u32 extint;
#endif
#ifdef CONFIG_S3C2410
u32 GPACON;
u32 GPADAT;
u32 gpacon;
u32 gpadat;
u32 res1[2];
u32 GPBCON;
u32 GPBDAT;
u32 GPBUP;
u32 gpbcon;
u32 gpbdat;
u32 gpbup;
u32 res2;
u32 GPCCON;
u32 GPCDAT;
u32 GPCUP;
u32 gpccon;
u32 gpcdat;
u32 gpcup;
u32 res3;
u32 GPDCON;
u32 GPDDAT;
u32 GPDUP;
u32 gpdcon;
u32 gpddat;
u32 gpdup;
u32 res4;
u32 GPECON;
u32 GPEDAT;
u32 GPEUP;
u32 gpecon;
u32 gpedat;
u32 gpeup;
u32 res5;
u32 GPFCON;
u32 GPFDAT;
u32 GPFUP;
u32 gpfcon;
u32 gpfdat;
u32 gpfup;
u32 res6;
u32 GPGCON;
u32 GPGDAT;
u32 GPGUP;
u32 gpgcon;
u32 gpgdat;
u32 gpgup;
u32 res7;
u32 GPHCON;
u32 GPHDAT;
u32 GPHUP;
u32 gphcon;
u32 gphdat;
u32 gphup;
u32 res8;
u32 MISCCR;
u32 DCLKCON;
u32 EXTINT0;
u32 EXTINT1;
u32 EXTINT2;
u32 EINTFLT0;
u32 EINTFLT1;
u32 EINTFLT2;
u32 EINTFLT3;
u32 EINTMASK;
u32 EINTPEND;
u32 GSTATUS0;
u32 GSTATUS1;
u32 GSTATUS2;
u32 GSTATUS3;
u32 GSTATUS4;
u32 misccr;
u32 dclkcon;
u32 extint0;
u32 extint1;
u32 extint2;
u32 eintflt0;
u32 eintflt1;
u32 eintflt2;
u32 eintflt3;
u32 eintmask;
u32 eintpend;
u32 gstatus0;
u32 gstatus1;
u32 gstatus2;
u32 gstatus3;
u32 gstatus4;
#endif
#if defined(CONFIG_S3C2440)
u32 gpacon;
u32 gpadat;
u32 res1[2];
u32 gpbcon;
u32 gpbdat;
u32 gpbup;
u32 res2;
u32 gpccon;
u32 gpcdat;
u32 gpcup;
u32 res3;
u32 gpdcon;
u32 gpddat;
u32 gpdup;
u32 res4;
u32 gpecon;
u32 gpedat;
u32 gpeup;
u32 res5;
u32 gpfcon;
u32 gpfdat;
u32 gpfup;
u32 res6;
u32 gpgcon;
u32 gpgdat;
u32 gpgup;
u32 res7;
u32 gphcon;
u32 gphdat;
u32 gphup;
u32 res8;
u32 misccr;
u32 dclkcon;
u32 extint0;
u32 extint1;
u32 extint2;
u32 eintflt0;
u32 eintflt1;
u32 eintflt2;
u32 eintflt3;
u32 eintmask;
u32 eintpend;
u32 gstatus0;
u32 gstatus1;
u32 gstatus2;
u32 gstatus3;
u32 gstatus4;
u32 res9;
u32 dsc0;
u32 dsc1;
u32 mslcon;
u32 gpjcon;
u32 gpjdat;
u32 gpjup;
u32 res10;
#endif
};
@ -454,74 +532,74 @@ struct s3c24x0_gpio {
struct s3c24x0_rtc {
#ifdef __BIG_ENDIAN
u8 res1[67];
u8 RTCCON;
u8 rtccon;
u8 res2[3];
u8 TICNT;
u8 ticnt;
u8 res3[11];
u8 RTCALM;
u8 rtcalm;
u8 res4[3];
u8 ALMSEC;
u8 almsec;
u8 res5[3];
u8 ALMMIN;
u8 almmin;
u8 res6[3];
u8 ALMHOUR;
u8 almhour;
u8 res7[3];
u8 ALMDATE;
u8 almdate;
u8 res8[3];
u8 ALMMON;
u8 almmon;
u8 res9[3];
u8 ALMYEAR;
u8 almyear;
u8 res10[3];
u8 RTCRST;
u8 rtcrst;
u8 res11[3];
u8 BCDSEC;
u8 bcdsec;
u8 res12[3];
u8 BCDMIN;
u8 bcdmin;
u8 res13[3];
u8 BCDHOUR;
u8 bcdhour;
u8 res14[3];
u8 BCDDATE;
u8 bcddate;
u8 res15[3];
u8 BCDDAY;
u8 bcdday;
u8 res16[3];
u8 BCDMON;
u8 bcdmon;
u8 res17[3];
u8 BCDYEAR;
u8 bcdyear;
#else /* little endian */
u8 res0[64];
u8 RTCCON;
u8 rtccon;
u8 res1[3];
u8 TICNT;
u8 ticnt;
u8 res2[11];
u8 RTCALM;
u8 rtcalm;
u8 res3[3];
u8 ALMSEC;
u8 almsec;
u8 res4[3];
u8 ALMMIN;
u8 almmin;
u8 res5[3];
u8 ALMHOUR;
u8 almhour;
u8 res6[3];
u8 ALMDATE;
u8 almdate;
u8 res7[3];
u8 ALMMON;
u8 almmon;
u8 res8[3];
u8 ALMYEAR;
u8 almyear;
u8 res9[3];
u8 RTCRST;
u8 rtcrst;
u8 res10[3];
u8 BCDSEC;
u8 bcdsec;
u8 res11[3];
u8 BCDMIN;
u8 bcdmin;
u8 res12[3];
u8 BCDHOUR;
u8 bcdhour;
u8 res13[3];
u8 BCDDATE;
u8 bcddate;
u8 res14[3];
u8 BCDDAY;
u8 bcdday;
u8 res15[3];
u8 BCDMON;
u8 bcdmon;
u8 res16[3];
u8 BCDYEAR;
u8 bcdyear;
u8 res17[3];
#endif
};
@ -529,34 +607,34 @@ struct s3c24x0_rtc {
/* ADC (see manual chapter 16) */
struct s3c2400_adc {
u32 ADCCON;
u32 ADCDAT;
u32 adccon;
u32 adcdat;
};
/* ADC (see manual chapter 16) */
struct s3c2410_adc {
u32 ADCCON;
u32 ADCTSC;
u32 ADCDLY;
u32 ADCDAT0;
u32 ADCDAT1;
u32 adccon;
u32 adctsc;
u32 adcdly;
u32 adcdat0;
u32 adcdat1;
};
/* SPI (see manual chapter 22) */
struct s3c24x0_spi_channel {
u8 SPCON;
u8 spcon;
u8 res1[3];
u8 SPSTA;
u8 spsta;
u8 res2[3];
u8 SPPIN;
u8 sppin;
u8 res3[3];
u8 SPPRE;
u8 sppre;
u8 res4[3];
u8 SPTDAT;
u8 sptdat;
u8 res5[3];
u8 SPRDAT;
u8 sprdat;
u8 res6[3];
u8 res7[16];
};
@ -570,53 +648,53 @@ struct s3c24x0_spi {
struct s3c2400_mmc {
#ifdef __BIG_ENDIAN
u8 res1[3];
u8 MMCON;
u8 mmcon;
u8 res2[3];
u8 MMCRR;
u8 mmcrr;
u8 res3[3];
u8 MMFCON;
u8 mmfcon;
u8 res4[3];
u8 MMSTA;
u8 mmsta;
u16 res5;
u16 MMFSTA;
u16 mmfsta;
u8 res6[3];
u8 MMPRE;
u8 mmpre;
u16 res7;
u16 MMLEN;
u16 mmlen;
u8 res8[3];
u8 MMCR7;
u32 MMRSP[4];
u8 mmcr7;
u32 mmrsp[4];
u8 res9[3];
u8 MMCMD0;
u32 MMCMD1;
u8 mmcmd0;
u32 mmcmd1;
u16 res10;
u16 MMCR16;
u16 mmcr16;
u8 res11[3];
u8 MMDAT;
u8 mmdat;
#else
u8 MMCON;
u8 mmcon;
u8 res1[3];
u8 MMCRR;
u8 mmcrr;
u8 res2[3];
u8 MMFCON;
u8 mmfcon;
u8 res3[3];
u8 MMSTA;
u8 mmsta;
u8 res4[3];
u16 MMFSTA;
u16 mmfsta;
u16 res5;
u8 MMPRE;
u8 mmpre;
u8 res6[3];
u16 MMLEN;
u16 mmlen;
u16 res7;
u8 MMCR7;
u8 mmcr7;
u8 res8[3];
u32 MMRSP[4];
u8 MMCMD0;
u32 mmrsp[4];
u8 mmcmd0;
u8 res9[3];
u32 MMCMD1;
u16 MMCR16;
u32 mmcmd1;
u16 mmcr16;
u16 res10;
u8 MMDAT;
u8 mmdat;
u8 res11[3];
#endif
};
@ -624,29 +702,29 @@ struct s3c2400_mmc {
/* SD INTERFACE (see S3C2410 manual chapter 19) */
struct s3c2410_sdi {
u32 SDICON;
u32 SDIPRE;
u32 SDICARG;
u32 SDICCON;
u32 SDICSTA;
u32 SDIRSP0;
u32 SDIRSP1;
u32 SDIRSP2;
u32 SDIRSP3;
u32 SDIDTIMER;
u32 SDIBSIZE;
u32 SDIDCON;
u32 SDIDCNT;
u32 SDIDSTA;
u32 SDIFSTA;
u32 sdicon;
u32 sdipre;
u32 sdicarg;
u32 sdiccon;
u32 sdicsta;
u32 sdirsp0;
u32 sdirsp1;
u32 sdirsp2;
u32 sdirsp3;
u32 sdidtimer;
u32 sdibsize;
u32 sdidcon;
u32 sdidcnt;
u32 sdidsta;
u32 sdifsta;
#ifdef __BIG_ENDIAN
u8 res[3];
u8 SDIDAT;
u8 sdidat;
#else
u8 SDIDAT;
u8 sdidat;
u8 res[3];
#endif
u32 SDIIMSK;
u32 sdiimsk;
};
#endif /*__S3C24X0_H__*/

2
arch/arm/include/asm/arch-s3c24x0/s3c24x0_cpu.h
View File

@ -22,6 +22,8 @@
#include <asm/arch/s3c2400.h>
#elif defined CONFIG_S3C2410
#include <asm/arch/s3c2410.h>
#elif defined CONFIG_S3C2440
#include <asm/arch/s3c2440.h>
#else
#error Please define the s3c24x0 cpu type
#endif

2
arch/arm/include/asm/arch-s5pc1xx/mmc.h
View File

@ -65,7 +65,7 @@ struct mmc_host {
unsigned int clock; /* Current clock (MHz) */
};
int s5p_mmc_init(int dev_index);
int s5p_mmc_init(int dev_index, int bus_width);
#endif /* __ASSEMBLY__ */
#endif

14
arch/arm/include/asm/arch-s5pc1xx/uart.h
View File

@ -24,6 +24,12 @@
#define __ASM_ARCH_UART_H_
#ifndef __ASSEMBLY__
/* baudrate rest value */
union br_rest {
unsigned short slot; /* udivslot */
unsigned char value; /* ufracval */
};
struct s5p_uart {
unsigned int ulcon;
unsigned int ucon;
@ -38,10 +44,12 @@ struct s5p_uart {
unsigned char urxh;
unsigned char res2[3];
unsigned int ubrdiv;
unsigned short udivslot;
unsigned char res3[2];
unsigned char res4[0x3d0];
union br_rest rest;
unsigned char res3[0x3d0];
};
static int use_divslot = 1;
#endif /* __ASSEMBLY__ */
#endif

3
arch/arm/include/asm/config.h
View File

@ -21,9 +21,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
/* Relocation to SDRAM works on all ARM boards */
#define CONFIG_RELOC_FIXUP_WORKS
#define CONFIG_LMB
#define CONFIG_SYS_BOOT_RAMDISK_HIGH
#endif

4
arch/arm/include/asm/global_data.h
View File

@ -30,7 +30,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {
@ -61,7 +61,6 @@ typedef struct global_data {
unsigned long tbu;
unsigned long long timer_reset_value;
#endif
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
unsigned long relocaddr; /* Start address of U-Boot in RAM */
phys_size_t ram_size; /* RAM size */
unsigned long mon_len; /* monitor len */
@ -70,7 +69,6 @@ typedef struct global_data {
unsigned long reloc_off;
#if !(defined(CONFIG_SYS_NO_ICACHE) && defined(CONFIG_SYS_NO_DCACHE))
unsigned long tlb_addr;
#endif
#endif
void **jt; /* jump table */
char env_buf[32]; /* buffer for getenv() before reloc. */

6
arch/arm/include/asm/u-boot-arm.h
View File

@ -34,16 +34,12 @@ extern ulong _bss_start_ofs; /* BSS start relative to _start */
extern ulong _bss_end_ofs; /* BSS end relative to _start */
extern ulong IRQ_STACK_START; /* top of IRQ stack */
extern ulong FIQ_STACK_START; /* top of FIQ stack */
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
extern ulong _armboot_start_ofs; /* code start */
#else
extern ulong _TEXT_BASE; /* code start */
extern ulong _datarel_start_ofs;
extern ulong _datarelrolocal_start_ofs;
extern ulong _datarellocal_start_ofs;
extern ulong _datarelro_start_ofs;
extern ulong IRQ_STACK_START_IN; /* 8 bytes in IRQ stack */
#endif
/* cpu/.../cpu.c */
int cpu_init(void);
@ -56,9 +52,7 @@ int arch_misc_init(void);
/* board/.../... */
int board_init(void);
int dram_init (void);
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
void dram_init_banksize (void);
#endif
void setup_serial_tag (struct tag **params);
void setup_revision_tag (struct tag **params);

257
arch/arm/lib/board.c
View File

@ -127,11 +127,7 @@ static int init_baudrate (void)
char tmp[64]; /* long enough for environment variables */
int i = getenv_f("baudrate", tmp, sizeof (tmp));
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
gd->baudrate = (i > 0)
#else
gd->bd->bi_baudrate = gd->baudrate = (i > 0)
#endif
? (int) simple_strtoul (tmp, NULL, 10)
: CONFIG_BAUDRATE;
@ -142,11 +138,7 @@ static int display_banner (void)
{
printf ("\n\n%s\n\n", version_string);
debug ("U-Boot code: %08lX -> %08lX BSS: -> %08lX\n",
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
_TEXT_BASE,
#else
_armboot_start,
#endif
_bss_start_ofs+_TEXT_BASE, _bss_end_ofs+_TEXT_BASE);
#ifdef CONFIG_MODEM_SUPPORT
debug ("Modem Support enabled\n");
@ -190,16 +182,6 @@ static int display_dram_config (void)
return (0);
}
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
#ifndef CONFIG_SYS_NO_FLASH
static void display_flash_config (ulong size)
{
puts ("Flash: ");
print_size (size, "\n");
}
#endif /* CONFIG_SYS_NO_FLASH */
#endif
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
static int init_func_i2c (void)
{
@ -246,214 +228,6 @@ typedef int (init_fnc_t) (void);
int print_cpuinfo (void);
#if defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
init_fnc_t *init_sequence[] = {
#if defined(CONFIG_ARCH_CPU_INIT)
arch_cpu_init, /* basic arch cpu dependent setup */
#endif
board_init, /* basic board dependent setup */
#if defined(CONFIG_USE_IRQ)
interrupt_init, /* set up exceptions */
#endif
timer_init, /* initialize timer */
#ifdef CONFIG_FSL_ESDHC
get_clocks,
#endif
env_init, /* initialize environment */
init_baudrate, /* initialze baudrate settings */
serial_init, /* serial communications setup */
console_init_f, /* stage 1 init of console */
display_banner, /* say that we are here */
#if defined(CONFIG_DISPLAY_CPUINFO)
print_cpuinfo, /* display cpu info (and speed) */
#endif
#if defined(CONFIG_DISPLAY_BOARDINFO)
checkboard, /* display board info */
#endif
#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
init_func_i2c,
#endif
dram_init, /* configure available RAM banks */
#if defined(CONFIG_CMD_PCI) || defined (CONFIG_PCI)
arm_pci_init,
#endif
display_dram_config,
NULL,
};
void start_armboot (void)
{
init_fnc_t **init_fnc_ptr;
char *s;
#if defined(CONFIG_VFD) || defined(CONFIG_LCD)
unsigned long addr;
#endif
/* Pointer is writable since we allocated a register for it */
gd = (gd_t*)(_armboot_start - CONFIG_SYS_MALLOC_LEN - sizeof(gd_t));
/* compiler optimization barrier needed for GCC >= 3.4 */
__asm__ __volatile__("": : :"memory");
memset ((void*)gd, 0, sizeof (gd_t));
gd->bd = (bd_t*)((char*)gd - sizeof(bd_t));
memset (gd->bd, 0, sizeof (bd_t));
gd->flags |= GD_FLG_RELOC;
monitor_flash_len = _bss_start - _armboot_start;
for (init_fnc_ptr = init_sequence; *init_fnc_ptr; ++init_fnc_ptr) {
if ((*init_fnc_ptr)() != 0) {
hang ();
}
}
/* armboot_start is defined in the board-specific linker script */
mem_malloc_init (_armboot_start - CONFIG_SYS_MALLOC_LEN,
CONFIG_SYS_MALLOC_LEN);
#ifndef CONFIG_SYS_NO_FLASH
/* configure available FLASH banks */
display_flash_config (flash_init ());
#endif /* CONFIG_SYS_NO_FLASH */
#ifdef CONFIG_VFD
# ifndef PAGE_SIZE
# define PAGE_SIZE 4096
# endif
/*
* reserve memory for VFD display (always full pages)
*/
/* bss_end is defined in the board-specific linker script */
addr = (_bss_end + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
vfd_setmem (addr);
gd->fb_base = addr;
#endif /* CONFIG_VFD */
#ifdef CONFIG_LCD
/* board init may have inited fb_base */
if (!gd->fb_base) {
# ifndef PAGE_SIZE
# define PAGE_SIZE 4096
# endif
/*
* reserve memory for LCD display (always full pages)
*/
/* bss_end is defined in the board-specific linker script */
addr = (_bss_end + (PAGE_SIZE - 1)) & ~(PAGE_SIZE - 1);
lcd_setmem (addr);
gd->fb_base = addr;
}
#endif /* CONFIG_LCD */
#if defined(CONFIG_CMD_NAND)
puts ("NAND: ");
nand_init(); /* go init the NAND */
#endif
#if defined(CONFIG_CMD_ONENAND)
onenand_init();
#endif
#ifdef CONFIG_HAS_DATAFLASH
AT91F_DataflashInit();
dataflash_print_info();
#endif
#ifdef CONFIG_GENERIC_MMC
/*
* MMC initialization is called before relocating env.
* Thus It is required that operations like pin multiplexer
* be put in board_init.
*/
puts ("MMC: ");
mmc_initialize (gd->bd);
#endif
/* initialize environment */
env_relocate ();
#ifdef CONFIG_VFD
/* must do this after the framebuffer is allocated */
drv_vfd_init();
#endif /* CONFIG_VFD */
#ifdef CONFIG_SERIAL_MULTI
serial_initialize();
#endif
/* IP Address */
gd->bd->bi_ip_addr = getenv_IPaddr ("ipaddr");
stdio_init (); /* get the devices list going. */
jumptable_init ();
#if defined(CONFIG_API)
/* Initialize API */
api_init ();
#endif
console_init_r (); /* fully init console as a device */
#if defined(CONFIG_ARCH_MISC_INIT)
/* miscellaneous arch dependent initialisations */
arch_misc_init ();
#endif
#if defined(CONFIG_MISC_INIT_R)
/* miscellaneous platform dependent initialisations */
misc_init_r ();
#endif
/* enable exceptions */
enable_interrupts ();
/* Perform network card initialisation if necessary */
#if defined(CONFIG_DRIVER_SMC91111) || defined (CONFIG_DRIVER_LAN91C96)
/* XXX: this needs to be moved to board init */
if (getenv ("ethaddr")) {
uchar enetaddr[6];
eth_getenv_enetaddr("ethaddr", enetaddr);
smc_set_mac_addr(enetaddr);
}
#endif /* CONFIG_DRIVER_SMC91111 || CONFIG_DRIVER_LAN91C96 */
/* Initialize from environment */
if ((s = getenv ("loadaddr")) != NULL) {
load_addr = simple_strtoul (s, NULL, 16);
}
#if defined(CONFIG_CMD_NET)
if ((s = getenv ("bootfile")) != NULL) {
copy_filename (BootFile, s, sizeof (BootFile));
}
#endif
#ifdef BOARD_LATE_INIT
board_late_init ();
#endif
#ifdef CONFIG_BITBANGMII
bb_miiphy_init();
#endif
#if defined(CONFIG_CMD_NET)
#if defined(CONFIG_NET_MULTI)
puts ("Net: ");
#endif
eth_initialize(gd->bd);
#if defined(CONFIG_RESET_PHY_R)
debug ("Reset Ethernet PHY\n");
reset_phy();
#endif
#endif
/* main_loop() can return to retry autoboot, if so just run it again. */
for (;;) {
main_loop ();
}
/* NOTREACHED - no way out of command loop except booting */
}
#else
void __dram_init_banksize(void)
{
gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
@ -678,15 +452,6 @@ void board_init_r (gd_t *id, ulong dest_addr)
ulong malloc_start;
#if !defined(CONFIG_SYS_NO_FLASH)
ulong flash_size;
#endif
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
extern void malloc_bin_reloc (void);
#if defined(CONFIG_CMD_BMP)
extern void bmp_reloc(void);
#endif
#if defined(CONFIG_CMD_I2C)
extern void i2c_reloc(void);
#endif
#endif
gd = id;
@ -704,36 +469,16 @@ void board_init_r (gd_t *id, ulong dest_addr)
debug ("Now running in RAM - U-Boot at: %08lx\n", dest_addr);
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
/*
* We have to relocate the command table manually
*/
fixup_cmdtable(&__u_boot_cmd_start,
(ulong)(&__u_boot_cmd_end - &__u_boot_cmd_start));
#if defined(CONFIG_CMD_BMP)
bmp_reloc();
#endif
#if defined(CONFIG_CMD_I2C)
i2c_reloc();
#endif
#endif /* !defined(CONFIG_RELOC_FIXUP_WORKS) */
#ifdef CONFIG_LOGBUFFER
logbuff_init_ptrs ();
#endif
#ifdef CONFIG_POST
post_output_backlog ();
#ifndef CONFIG_RELOC_FIXUP_WORKS
post_reloc ();
#endif
#endif
/* The Malloc area is immediately below the monitor copy in DRAM */
malloc_start = dest_addr - TOTAL_MALLOC_LEN;
mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN);
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
malloc_bin_reloc ();
#endif
#if !defined(CONFIG_SYS_NO_FLASH)
puts ("FLASH: ");
@ -897,8 +642,6 @@ void board_init_r (gd_t *id, ulong dest_addr)
/* NOTREACHED - no way out of command loop except booting */
}
#endif /* defined(CONFIG_SYS_ARM_WITHOUT_RELOC) */
void hang (void)
{
puts ("### ERROR ### Please RESET the board ###\n");

2
arch/arm/lib/bootm.c
View File

@ -177,8 +177,6 @@ static int fixup_memory_node(void *blob)
static int bootm_linux_fdt(int machid, bootm_headers_t *images)
{
ulong rd_len;
bd_t *bd = gd->bd;
char *s;
void (*kernel_entry)(int zero, int dt_machid, void *dtblob);
ulong bootmap_base = getenv_bootm_low();
ulong of_size = images->ft_len;

19
arch/arm/lib/cache-cp15.c
View File

@ -44,7 +44,6 @@ static void cp_delay (void)
asm volatile("" : : : "memory");
}
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
static inline void dram_bank_mmu_setup(int bank)
{
u32 *page_table = (u32 *)gd->tlb_addr;
@ -58,18 +57,11 @@ static inline void dram_bank_mmu_setup(int bank)
page_table[i] = i << 20 | (3 << 10) | CACHE_SETUP;
}
}
#endif
/* to activate the MMU we need to set up virtual memory: use 1M areas */
static inline void mmu_setup(void)
{
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
u32 *page_table = (u32 *)gd->tlb_addr;
#else
static u32 __attribute__((aligned(16384))) page_table[4096];
bd_t *bd = gd->bd;
int j;
#endif
int i;
u32 reg;
@ -77,20 +69,9 @@ static inline void mmu_setup(void)
for (i = 0; i < 4096; i++)
page_table[i] = i << 20 | (3 << 10) | 0x12;
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
dram_bank_mmu_setup(i);
}
#else
/* Then, enable cacheable and bufferable for RAM only */
for (j = 0; j < CONFIG_NR_DRAM_BANKS; j++) {
for (i = bd->bi_dram[j].start >> 20;
i < (bd->bi_dram[j].start + bd->bi_dram[j].size) >> 20;
i++) {
page_table[i] = i << 20 | (3 << 10) | CACHE_SETUP;
}
}
#endif
/* Copy the page table address to cp15 */
asm volatile("mcr p15, 0, %0, c2, c0, 0"

6
arch/arm/lib/interrupts.c
View File

@ -46,12 +46,8 @@ int interrupt_init (void)
/*
* setup up stacks if necessary
*/
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
IRQ_STACK_START = gd->irq_sp - 4;
IRQ_STACK_START_IN = gd->irq_sp + 8;
#else
IRQ_STACK_START = _armboot_start - CONFIG_SYS_MALLOC_LEN - CONFIG_SYS_GBL_DATA_SIZE - 4;
#endif
FIQ_STACK_START = IRQ_STACK_START - CONFIG_STACKSIZE_IRQ;
return arch_interrupt_init();
@ -86,7 +82,6 @@ int disable_interrupts (void)
return (old & 0x80) == 0;
}
#else
#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
int interrupt_init (void)
{
/*
@ -96,7 +91,6 @@ int interrupt_init (void)
return 0;
}
#endif
void enable_interrupts (void)
{

1
arch/avr32/cpu/start.S
View File

@ -19,6 +19,7 @@
* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <asm/ptrace.h>
#include <asm/sysreg.h>

2
arch/avr32/include/asm/config.h
View File

@ -21,4 +21,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_NEEDS_MANUAL_RELOC
#endif

2
arch/avr32/include/asm/global_data.h
View File

@ -29,7 +29,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {

4
arch/avr32/lib/board.c
View File

@ -272,13 +272,13 @@ void board_init_r(gd_t *new_gd, ulong dest_addr)
monitor_flash_len = _edata - _text;
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
/*
* We have to relocate the command table manually
*/
fixup_cmdtable(&__u_boot_cmd_start,
(ulong)(&__u_boot_cmd_end - &__u_boot_cmd_start));
#endif /* !defined(CONFIG_RELOC_FIXUP_WORKS) */
#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */
/* there are some other pointer constants we must deal with */
#ifndef CONFIG_ENV_IS_NOWHERE

2
arch/blackfin/config.mk
View File

@ -26,8 +26,6 @@ CROSS_COMPILE ?= bfin-uclinux-
STANDALONE_LOAD_ADDR = 0x1000 -m elf32bfin
CONFIG_BFIN_BOOT_MODE := $(strip $(subst ",,$(CONFIG_BFIN_BOOT_MODE)))
CONFIG_ENV_OFFSET := $(strip $(subst ",,$(CONFIG_ENV_OFFSET)))
CONFIG_ENV_SIZE := $(strip $(subst ",,$(CONFIG_ENV_SIZE)))
PLATFORM_RELFLAGS += -ffixed-P3 -fomit-frame-pointer -mno-fdpic
PLATFORM_CPPFLAGS += -DCONFIG_BLACKFIN

11
arch/blackfin/include/asm/config.h
View File

@ -9,13 +9,13 @@
#ifndef __ASM_BLACKFIN_CONFIG_POST_H__
#define __ASM_BLACKFIN_CONFIG_POST_H__
/* Some of our defines use this (like CONFIG_SYS_GBL_DATA_ADDR) */
#include <asm-offsets.h>
#ifndef CONFIG_BFIN_SCRATCH_REG
# define CONFIG_BFIN_SCRATCH_REG retn
#endif
/* Relocation to SDRAM works on all Blackfin boards */
#define CONFIG_RELOC_FIXUP_WORKS
/* Make sure the structure is properly aligned */
#if ((CONFIG_SYS_GBL_DATA_ADDR & -4) != CONFIG_SYS_GBL_DATA_ADDR)
# error CONFIG_SYS_GBL_DATA_ADDR: must be 4 byte aligned
@ -101,11 +101,8 @@
#ifndef CONFIG_SYS_MALLOC_BASE
# define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_MONITOR_BASE - CONFIG_SYS_MALLOC_LEN)
#endif
#ifndef CONFIG_SYS_GBL_DATA_SIZE
# define CONFIG_SYS_GBL_DATA_SIZE (128)
#endif
#ifndef CONFIG_SYS_GBL_DATA_ADDR
# define CONFIG_SYS_GBL_DATA_ADDR (CONFIG_SYS_MALLOC_BASE - CONFIG_SYS_GBL_DATA_SIZE)
# define CONFIG_SYS_GBL_DATA_ADDR (CONFIG_SYS_MALLOC_BASE - GENERATED_GBL_DATA_SIZE)
#endif
#ifndef CONFIG_STACKBASE
# define CONFIG_STACKBASE (CONFIG_SYS_GBL_DATA_ADDR - 4)

2
arch/blackfin/include/asm/global_data.h
View File

@ -37,7 +37,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {
bd_t *bd;

4
arch/blackfin/lib/board.c
View File

@ -237,12 +237,12 @@ void board_init_f(ulong bootflag)
#endif
#ifdef DEBUG
if (CONFIG_SYS_GBL_DATA_SIZE < sizeof(*gd))
if (GENERATED_GBL_DATA_SIZE < sizeof(*gd))
hang();
#endif
serial_early_puts("Init global data\n");
gd = (gd_t *) (CONFIG_SYS_GBL_DATA_ADDR);
memset((void *)gd, 0, CONFIG_SYS_GBL_DATA_SIZE);
memset((void *)gd, 0, GENERATED_GBL_DATA_SIZE);
/* Board data initialization */
addr = (CONFIG_SYS_GBL_DATA_ADDR + sizeof(gd_t));

2
arch/i386/include/asm/config.h
View File

@ -21,6 +21,4 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_RELOC_FIXUP_WORKS
#endif

2
arch/i386/include/asm/global_data.h
View File

@ -30,7 +30,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
#ifndef __ASSEMBLY__

1
arch/m68k/cpu/mcf5227x/start.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

1
arch/m68k/cpu/mcf523x/start.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

1
arch/m68k/cpu/mcf52x2/start.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

1
arch/m68k/cpu/mcf532x/start.S
View File

@ -24,6 +24,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

1
arch/m68k/cpu/mcf5445x/start.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

1
arch/m68k/cpu/mcf547x_8x/start.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include "version.h"

2
arch/m68k/include/asm/config.h
View File

@ -21,6 +21,8 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_NEEDS_MANUAL_RELOC
#define CONFIG_LMB
#define CONFIG_SYS_BOOT_RAMDISK_HIGH
#define CONFIG_SYS_BOOT_GET_CMDLINE

2
arch/m68k/include/asm/global_data.h
View File

@ -30,7 +30,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {

6
arch/m68k/lib/board.c
View File

@ -341,7 +341,7 @@ board_init_f (ulong bootflag)
bd->bi_memsize = gd->ram_size; /* size of DRAM memory in bytes */
#ifdef CONFIG_SYS_INIT_RAM_ADDR
bd->bi_sramstart = CONFIG_SYS_INIT_RAM_ADDR; /* start of SRAM memory */
bd->bi_sramsize = CONFIG_SYS_INIT_RAM_END; /* size of SRAM memory */
bd->bi_sramsize = CONFIG_SYS_INIT_RAM_SIZE; /* size of SRAM memory */
#endif
bd->bi_mbar_base = CONFIG_SYS_MBAR; /* base of internal registers */
@ -420,13 +420,13 @@ void board_init_r (gd_t *id, ulong dest_addr)
monitor_flash_len = (ulong)&__init_end - dest_addr;
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
/*
* We have to relocate the command table manually
*/
fixup_cmdtable(&__u_boot_cmd_start,
(ulong)(&__u_boot_cmd_end - &__u_boot_cmd_start));
#endif /* !defined(CONFIG_RELOC_FIXUP_WORKS) */
#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */
/* there are some other pointer constants we must deal with */
#ifndef CONFIG_ENV_IS_NOWHERE

1
arch/microblaze/cpu/start.S
View File

@ -24,6 +24,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
.text

3
arch/microblaze/include/asm/config.h
View File

@ -21,7 +21,4 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
/* Relocation to SDRAM works on all Microblaze boards */
#define CONFIG_RELOC_FIXUP_WORKS
#endif

2
arch/microblaze/include/asm/global_data.h
View File

@ -31,7 +31,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {

2
arch/microblaze/lib/board.c
View File

@ -96,7 +96,7 @@ void board_init (void)
ulong flash_size = 0;
#endif
asm ("nop"); /* FIXME gd is not initialize - wait */
memset ((void *)gd, 0, CONFIG_SYS_GBL_DATA_SIZE);
memset ((void *)gd, 0, GENERATED_GBL_DATA_SIZE);
gd->bd = (bd_t *) (gd + 1); /* At end of global data */
gd->baudrate = CONFIG_BAUDRATE;
bd = gd->bd;

1
arch/mips/cpu/cache.S
View File

@ -22,6 +22,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <asm/asm.h>
#include <asm/regdef.h>

1
arch/mips/cpu/start.S
View File

@ -22,6 +22,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <asm/regdef.h>
#include <asm/mipsregs.h>

2
arch/mips/include/asm/config.h
View File

@ -21,4 +21,6 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
#define CONFIG_NEEDS_MANUAL_RELOC
#endif

2
arch/mips/include/asm/global_data.h
View File

@ -33,7 +33,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {

4
arch/mips/lib/board.c
View File

@ -295,13 +295,13 @@ void board_init_r (gd_t *id, ulong dest_addr)
monitor_flash_len = (ulong)&uboot_end_data - dest_addr;
#if !defined(CONFIG_RELOC_FIXUP_WORKS)
#if defined(CONFIG_NEEDS_MANUAL_RELOC)
/*
* We have to relocate the command table manually
*/
fixup_cmdtable(&__u_boot_cmd_start,
(ulong)(&__u_boot_cmd_end - &__u_boot_cmd_start));
#endif /* !defined(CONFIG_RELOC_FIXUP_WORKS) */
#endif /* defined(CONFIG_NEEDS_MANUAL_RELOC) */
/* there are some other pointer constants we must deal with */
#ifndef CONFIG_ENV_IS_NOWHERE

2
arch/nios2/cpu/start.S
View File

@ -21,7 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include <version.h>

3
arch/nios2/include/asm/config.h
View File

@ -21,7 +21,4 @@
#ifndef _ASM_CONFIG_H_
#define _ASM_CONFIG_H_
/* Relocation to SDRAM works on all NIOS2 boards */
#define CONFIG_RELOC_FIXUP_WORKS
#endif

2
arch/nios2/lib/board.c
View File

@ -95,7 +95,7 @@ void board_init (void)
/* compiler optimization barrier needed for GCC >= 3.4 */
__asm__ __volatile__("": : :"memory");
memset( gd, 0, CONFIG_SYS_GBL_DATA_SIZE );
memset( gd, 0, GENERATED_GBL_DATA_SIZE );
gd->bd = (bd_t *)(gd+1); /* At end of global data */
gd->baudrate = CONFIG_BAUDRATE;

5
arch/powerpc/cpu/74xx_7xx/start.S
View File

@ -32,6 +32,7 @@
* board_init lies at a quite high address and when the cpu has
* jumped there, everything is ok.
*/
#include <asm-offsets.h>
#include <config.h>
#include <74xx_7xx.h>
#include <timestamp.h>
@ -819,7 +820,7 @@ lock_ram_in_cache:
*/
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1:
@ -840,7 +841,7 @@ unlock_ram_in_cache:
/* invalidate the INIT_RAM section */
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1: icbi r0, r3

1
arch/powerpc/cpu/mpc512x/start.S
View File

@ -29,6 +29,7 @@
* U-Boot - Startup Code for MPC512x based Embedded Boards
*/
#include <asm-offsets.h>
#include <config.h>
#include <timestamp.h>
#include <version.h>

1
arch/powerpc/cpu/mpc5xx/start.S
View File

@ -30,6 +30,7 @@
*
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc5xx.h>
#include <timestamp.h>

1
arch/powerpc/cpu/mpc5xxx/start.S
View File

@ -25,6 +25,7 @@
/*
* U-Boot - Startup Code for MPC5xxx CPUs
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc5xxx.h>
#include <timestamp.h>

1
arch/powerpc/cpu/mpc8220/start.S
View File

@ -25,6 +25,7 @@
/*
* U-Boot - Startup Code for MPC8220 CPUs
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc8220.h>
#include <timestamp.h>

1
arch/powerpc/cpu/mpc824x/start.S
View File

@ -37,6 +37,7 @@
* board_init will change CS0 to be positioned at the correct
* address and (s)dram will be positioned at address 0
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc824x.h>
#include <timestamp.h>

1
arch/powerpc/cpu/mpc8260/start.S
View File

@ -25,6 +25,7 @@
/*
* U-Boot - Startup Code for MPC8260 PowerPC based Embedded Boards
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc8260.h>
#include <timestamp.h>

2
arch/powerpc/cpu/mpc83xx/cpu_init.c
View File

@ -329,7 +329,7 @@ void cpu_init_f (volatile immap_t * im)
#ifdef CONFIG_USB_EHCI_FSL
#ifndef CONFIG_MPC834x
uint32_t temp;
struct usb_ehci *ehci = (struct usb_ehci *)CONFIG_SYS_MPC8xxx_USB_ADDR;
struct usb_ehci *ehci = (struct usb_ehci *)CONFIG_SYS_FSL_USB_ADDR;
/* Configure interface. */
setbits_be32(&ehci->control, REFSEL_16MHZ | UTMI_PHY_EN);

5
arch/powerpc/cpu/mpc83xx/start.S
View File

@ -27,6 +27,7 @@
* U-Boot - Startup Code for MPC83xx PowerPC based Embedded Boards
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc83xx.h>
#include <timestamp.h>
@ -1072,7 +1073,7 @@ lock_ram_in_cache:
*/
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1:
@ -1094,7 +1095,7 @@ unlock_ram_in_cache:
/* invalidate the INIT_RAM section */
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1: icbi r0, r3

1
arch/powerpc/cpu/mpc85xx/release.S
View File

@ -21,6 +21,7 @@
* MA 02111-1307 USA
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc85xx.h>
#include <version.h>

1
arch/powerpc/cpu/mpc85xx/start.S
View File

@ -28,6 +28,7 @@
*
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc85xx.h>
#include <timestamp.h>

5
arch/powerpc/cpu/mpc86xx/start.S
View File

@ -30,6 +30,7 @@
* board_init lies at a quite high address and when the cpu has
* jumped there, everything is ok.
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc86xx.h>
#include <timestamp.h>
@ -870,7 +871,7 @@ lock_ram_in_cache:
*/
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1:
@ -905,7 +906,7 @@ unlock_ram_in_cache:
/* invalidate the INIT_RAM section */
lis r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@h
ori r3, r3, (CONFIG_SYS_INIT_RAM_ADDR & ~31)@l
li r4, ((CONFIG_SYS_INIT_RAM_END & ~31) + \
li r4, ((CONFIG_SYS_INIT_RAM_SIZE & ~31) + \
(CONFIG_SYS_INIT_RAM_ADDR & 31) + 31) / 32
mtctr r4
1: icbi r0, r3

1
arch/powerpc/cpu/mpc8xx/start.S
View File

@ -37,6 +37,7 @@
* board_init will change CS0 to be positioned at the correct
* address and (s)dram will be positioned at address 0
*/
#include <asm-offsets.h>
#include <config.h>
#include <mpc8xx.h>
#include <timestamp.h>

25
arch/powerpc/cpu/ppc4xx/start.S
View File

@ -63,6 +63,7 @@
* board_init will change CS0 to be positioned at the correct
* address and (s)dram will be positioned at address 0
*/
#include <asm-offsets.h>
#include <config.h>
#include <asm/ppc4xx.h>
#include <timestamp.h>
@ -182,8 +183,8 @@
# endif
#endif /* CONFIG_SYS_INIT_DCACHE_CS */
#if (defined(CONFIG_SYS_INIT_RAM_DCACHE) && (CONFIG_SYS_INIT_RAM_END > (4 << 10)))
#error Only 4k of init-ram is supported - please adjust CONFIG_SYS_INIT_RAM_END!
#if (defined(CONFIG_SYS_INIT_RAM_DCACHE) && (CONFIG_SYS_INIT_RAM_SIZE > (4 << 10)))
#error Only 4k of init-ram is supported - please adjust CONFIG_SYS_INIT_RAM_SIZE!
#endif
/*
@ -656,8 +657,8 @@ _start:
/* Clear Dcache to use as RAM */
addis r3,r0,CONFIG_SYS_INIT_RAM_ADDR@h
ori r3,r3,CONFIG_SYS_INIT_RAM_ADDR@l
addis r4,r0,CONFIG_SYS_INIT_RAM_END@h
ori r4,r4,CONFIG_SYS_INIT_RAM_END@l
addis r4,r0,CONFIG_SYS_INIT_RAM_SIZE@h
ori r4,r4,CONFIG_SYS_INIT_RAM_SIZE@l
rlwinm. r5,r4,0,27,31
rlwinm r5,r4,27,5,31
beq ..d_ran
@ -1091,8 +1092,8 @@ _start:
lis r3, CONFIG_SYS_INIT_RAM_ADDR@h
ori r3, r3, CONFIG_SYS_INIT_RAM_ADDR@l
lis r4, CONFIG_SYS_INIT_RAM_END@h
ori r4, r4, CONFIG_SYS_INIT_RAM_END@l
lis r4, CONFIG_SYS_INIT_RAM_SIZE@h
ori r4, r4, CONFIG_SYS_INIT_RAM_SIZE@l
/*
* Convert the size, in bytes, to the number of cache lines/blocks
@ -1119,12 +1120,12 @@ _start:
lis r1, CONFIG_SYS_INIT_RAM_ADDR@h
ori r1, r1, CONFIG_SYS_INIT_SP_OFFSET@l
lis r4, (CONFIG_SYS_INIT_RAM_END >> 2)@h
ori r4, r4, (CONFIG_SYS_INIT_RAM_END >> 2)@l
lis r4, (CONFIG_SYS_INIT_RAM_SIZE >> 2)@h
ori r4, r4, (CONFIG_SYS_INIT_RAM_SIZE >> 2)@l
mtctr r4
lis r2, CONFIG_SYS_INIT_RAM_ADDR@h
ori r2, r2, CONFIG_SYS_INIT_RAM_END@l
ori r2, r2, CONFIG_SYS_INIT_RAM_SIZE@l
lis r4, CONFIG_SYS_INIT_RAM_PATTERN@h
ori r4, r4, CONFIG_SYS_INIT_RAM_PATTERN@l
@ -1399,7 +1400,7 @@ relocate_code:
/* Flush initial global data range */
mr r3, r4
addi r4, r4, CONFIG_SYS_GBL_DATA_SIZE@l
addi r4, r4, GENERATED_GBL_DATA_SIZE@l
bl flush_dcache_range
#if defined(CONFIG_SYS_INIT_DCACHE_CS)
@ -1414,8 +1415,8 @@ relocate_code:
lis r3, CONFIG_SYS_INIT_RAM_ADDR@h
ori r3, r3, CONFIG_SYS_INIT_RAM_ADDR@l
lis r4, CONFIG_SYS_INIT_RAM_END@h
ori r4, r4, CONFIG_SYS_INIT_RAM_END@l
lis r4, CONFIG_SYS_INIT_RAM_SIZE@h
ori r4, r4, CONFIG_SYS_INIT_RAM_SIZE@l
add r4, r4, r3
bl invalidate_dcache_range

3
arch/powerpc/include/asm/config.h
View File

@ -89,9 +89,6 @@
#define CONFIG_SYS_NUM_TLBCAMS 16
#endif
/* Relocation to SDRAM works on all PPC boards */
#define CONFIG_RELOC_FIXUP_WORKS
/* Since so many PPC SOCs have a semi-common LBC, define this here */
#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) || \
defined(CONFIG_MPC83xx)

2
arch/powerpc/include/asm/global_data.h
View File

@ -34,7 +34,7 @@
* global variables during system initialization (until we have set
* up the memory controller so that we can use RAM).
*
* Keep it *SMALL* and remember to set CONFIG_SYS_GBL_DATA_SIZE > sizeof(gd_t)
* Keep it *SMALL* and remember to set GENERATED_GBL_DATA_SIZE > sizeof(gd_t)
*/
typedef struct global_data {

16
arch/powerpc/lib/board.c
View File

@ -175,6 +175,16 @@ void __board_add_ram_info(int use_default)
}
void board_add_ram_info(int) __attribute__((weak, alias("__board_add_ram_info")));
int __board_flash_wp_on(void)
{
/*
* Most flashes can't be detected when write protection is enabled,
* so provide a way to let U-Boot gracefully ignore write protected
* devices.
*/
return 0;
}
int board_flash_wp_on(void) __attribute__((weak, alias("__board_flash_wp_on")));
static int init_func_ram (void)
{
@ -698,7 +708,11 @@ void board_init_r (gd_t *id, ulong dest_addr)
#if !defined(CONFIG_SYS_NO_FLASH)
puts ("FLASH: ");
if ((flash_size = flash_init ()) > 0) {
if (board_flash_wp_on()) {
printf("Uninitialized - Write Protect On\n");
/* Since WP is on, we can't find real size. Set to 0 */
flash_size = 0;
} else if ((flash_size = flash_init ()) > 0) {
# ifdef CONFIG_SYS_FLASH_CHECKSUM
print_size (flash_size, "");
/*

2
arch/sh/config.mk
View File

@ -29,6 +29,6 @@ STANDALONE_LOAD_ADDR += -EB
endif
PLATFORM_CPPFLAGS += -DCONFIG_SH -D__SH__
PLATFORM_LDFLAGS += -e $(CONFIG_SYS_TEXT_BASE) --defsym reloc_dst=$(TEXT_BASE)
PLATFORM_LDFLAGS += -e $(CONFIG_SYS_TEXT_BASE) --defsym reloc_dst=$(CONFIG_SYS_TEXT_BASE)
LDSCRIPT := $(SRCTREE)/$(CPUDIR)/u-boot.lds

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