diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index f113b91de7..097ad587c1 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -75,6 +75,23 @@ config MACH_PIC32 select OF_CONTROL select DM +config TARGET_BOSTON + bool "Support Boston" + select DM + select DM_SERIAL + select OF_CONTROL + select MIPS_CM + select MIPS_L1_CACHE_SHIFT_6 + select MIPS_L2_CACHE + select SUPPORTS_BIG_ENDIAN + select SUPPORTS_LITTLE_ENDIAN + select SUPPORTS_CPU_MIPS32_R1 + select SUPPORTS_CPU_MIPS32_R2 + select SUPPORTS_CPU_MIPS32_R6 + select SUPPORTS_CPU_MIPS64_R1 + select SUPPORTS_CPU_MIPS64_R2 + select SUPPORTS_CPU_MIPS64_R6 + config TARGET_XILFPGA bool "Support Imagination Xilfpga" select OF_CONTROL @@ -92,6 +109,7 @@ config TARGET_XILFPGA endchoice source "board/dbau1x00/Kconfig" +source "board/imgtec/boston/Kconfig" source "board/imgtec/malta/Kconfig" source "board/imgtec/xilfpga/Kconfig" source "board/micronas/vct/Kconfig" diff --git a/arch/mips/dts/Makefile b/arch/mips/dts/Makefile index 5f311d40ca..30fcc2b91e 100644 --- a/arch/mips/dts/Makefile +++ b/arch/mips/dts/Makefile @@ -4,6 +4,7 @@ dtb-$(CONFIG_TARGET_AP121) += ap121.dtb dtb-$(CONFIG_TARGET_AP143) += ap143.dtb +dtb-$(CONFIG_TARGET_BOSTON) += img,boston.dtb dtb-$(CONFIG_TARGET_MALTA) += mti,malta.dtb dtb-$(CONFIG_TARGET_PIC32MZDASK) += pic32mzda_sk.dtb dtb-$(CONFIG_TARGET_XILFPGA) += nexys4ddr.dtb diff --git a/arch/mips/dts/img,boston.dts b/arch/mips/dts/img,boston.dts new file mode 100644 index 0000000000..1d4eeda4e8 --- /dev/null +++ b/arch/mips/dts/img,boston.dts @@ -0,0 +1,222 @@ +/dts-v1/; + +#include +#include +#include +#include + +/ { + #address-cells = <1>; + #size-cells = <1>; + compatible = "img,boston"; + + chosen { + stdout-path = &uart0; + }; + + cpus { + #address-cells = <1>; + #size-cells = <0>; + + cpu@0 { + device_type = "cpu"; + compatible = "img,mips"; + reg = <0>; + clocks = <&clk_boston BOSTON_CLK_CPU>; + }; + }; + + memory@0 { + device_type = "memory"; + reg = <0x00000000 0x10000000>; + }; + + gic: interrupt-controller { + compatible = "mti,gic"; + + interrupt-controller; + #interrupt-cells = <3>; + + timer { + compatible = "mti,gic-timer"; + interrupts = ; + clocks = <&clk_boston BOSTON_CLK_CPU>; + }; + }; + + pci0: pci@10000000 { + status = "disabled"; + compatible = "xlnx,axi-pcie-host-1.00.a"; + device_type = "pci"; + reg = <0x10000000 0x2000000>; + + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + + interrupt-parent = <&gic>; + interrupts = ; + + ranges = <0x02000000 0 0x40000000 + 0x40000000 0 0x40000000>; + + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pci0_intc 0>, + <0 0 0 2 &pci0_intc 1>, + <0 0 0 3 &pci0_intc 2>, + <0 0 0 4 &pci0_intc 3>; + + pci0_intc: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + + pci1: pci@12000000 { + status = "disabled"; + compatible = "xlnx,axi-pcie-host-1.00.a"; + device_type = "pci"; + reg = <0x12000000 0x2000000>; + + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + + interrupt-parent = <&gic>; + interrupts = ; + + ranges = <0x02000000 0 0x20000000 + 0x20000000 0 0x20000000>; + + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pci1_intc 0>, + <0 0 0 2 &pci1_intc 1>, + <0 0 0 3 &pci1_intc 2>, + <0 0 0 4 &pci1_intc 3>; + + pci1_intc: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + }; + + pci2: pci@14000000 { + compatible = "xlnx,axi-pcie-host-1.00.a"; + device_type = "pci"; + reg = <0x14000000 0x2000000>; + + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + + interrupt-parent = <&gic>; + interrupts = ; + + ranges = <0x02000000 0 0x16000000 + 0x16000000 0 0x100000>; + + interrupt-map-mask = <0 0 0 7>; + interrupt-map = <0 0 0 1 &pci2_intc 0>, + <0 0 0 2 &pci2_intc 1>, + <0 0 0 3 &pci2_intc 2>, + <0 0 0 4 &pci2_intc 3>; + + pci2_intc: interrupt-controller { + interrupt-controller; + #address-cells = <0>; + #interrupt-cells = <1>; + }; + + pci2_root@0,0,0 { + compatible = "pci10ee,7021"; + reg = <0x00000000 0 0 0 0>; + + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + + eg20t_bridge@1,0,0 { + compatible = "pci8086,8800"; + reg = <0x00010000 0 0 0 0>; + + #address-cells = <3>; + #size-cells = <2>; + #interrupt-cells = <1>; + + eg20t_mac@2,0,1 { + compatible = "pci8086,8802"; + reg = <0x00020100 0 0 0 0>; + phy-reset-gpios = <&eg20t_gpio 6 GPIO_ACTIVE_LOW>; + }; + + eg20t_gpio: eg20t_gpio@2,0,2 { + compatible = "pci8086,8803"; + reg = <0x00020200 0 0 0 0>; + + gpio-controller; + #gpio-cells = <2>; + }; + + eg20t_i2c@2,12,2 { + compatible = "pci8086,8817"; + reg = <0x00026200 0 0 0 0>; + + #address-cells = <1>; + #size-cells = <0>; + + rtc@0x68 { + compatible = "st,m41t81s"; + reg = <0x68>; + }; + }; + }; + }; + }; + + plat_regs: system-controller@17ffd000 { + compatible = "img,boston-platform-regs", "syscon"; + reg = <0x17ffd000 0x1000>; + u-boot,dm-pre-reloc; + }; + + clk_boston: clock { + compatible = "img,boston-clock"; + #clock-cells = <1>; + regmap = <&plat_regs>; + u-boot,dm-pre-reloc; + }; + + reboot: syscon-reboot { + compatible = "syscon-reboot"; + regmap = <&plat_regs>; + offset = <0x10>; + mask = <0x10>; + }; + + uart0: uart@17ffe000 { + compatible = "ns16550a"; + reg = <0x17ffe000 0x1000>; + reg-shift = <2>; + reg-io-width = <4>; + + interrupt-parent = <&gic>; + interrupts = ; + + clocks = <&clk_boston BOSTON_CLK_SYS>; + + u-boot,dm-pre-reloc; + }; + + lcd: lcd@17fff000 { + compatible = "img,boston-lcd"; + reg = <0x17fff000 0x8>; + }; + + flash@18000000 { + compatible = "cfi-flash"; + reg = <0x18000000 0x8000000>; + bank-width = <2>; + }; +}; diff --git a/board/imgtec/boston/Kconfig b/board/imgtec/boston/Kconfig new file mode 100644 index 0000000000..ab76a3c626 --- /dev/null +++ b/board/imgtec/boston/Kconfig @@ -0,0 +1,16 @@ +if TARGET_BOSTON + +config SYS_BOARD + default "boston" + +config SYS_VENDOR + default "imgtec" + +config SYS_CONFIG_NAME + default "boston" + +config SYS_TEXT_BASE + default 0x9fc00000 if 32BIT + default 0xffffffff9fc00000 if 64BIT + +endif diff --git a/board/imgtec/boston/MAINTAINERS b/board/imgtec/boston/MAINTAINERS new file mode 100644 index 0000000000..30dd481a26 --- /dev/null +++ b/board/imgtec/boston/MAINTAINERS @@ -0,0 +1,6 @@ +BOSTON BOARD +M: Paul Burton +S: Maintained +F: board/imgtec/boston/ +F: include/configs/boston.h +F: configs/boston_defconfig diff --git a/board/imgtec/boston/Makefile b/board/imgtec/boston/Makefile new file mode 100644 index 0000000000..deda457f3c --- /dev/null +++ b/board/imgtec/boston/Makefile @@ -0,0 +1,9 @@ +# +# Copyright (C) 2016 Imagination Technologies +# +# SPDX-License-Identifier: GPL-2.0 +# + +obj-y += checkboard.o +obj-y += ddr.o +obj-y += lowlevel_init.o diff --git a/board/imgtec/boston/boston-lcd.h b/board/imgtec/boston/boston-lcd.h new file mode 100644 index 0000000000..9f5c1b9005 --- /dev/null +++ b/board/imgtec/boston/boston-lcd.h @@ -0,0 +1,21 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __BOARD_BOSTON_LCD_H__ +#define __BOARD_BOSTON_LCD_H__ + +/** + * lowlevel_display() - Display a message on Boston's LCD + * @msg: The string to display + * + * Display the string @msg on the 7 character LCD display of the Boston board. + * This is typically used for debug or to present some form of status + * indication to the user, allowing faults to be identified when things go + * wrong early enough that the UART isn't up. + */ +void lowlevel_display(const char msg[static 8]); + +#endif /* __BOARD_BOSTON_LCD_H__ */ diff --git a/board/imgtec/boston/boston-regs.h b/board/imgtec/boston/boston-regs.h new file mode 100644 index 0000000000..b9dfbb4763 --- /dev/null +++ b/board/imgtec/boston/boston-regs.h @@ -0,0 +1,26 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __BOARD_BOSTON_REGS_H__ +#define __BOARD_BOSTON_REGS_H__ + +#include + +#define BOSTON_PLAT_BASE CKSEG1ADDR(0x17ffd000) +#define BOSTON_LCD_BASE CKSEG1ADDR(0x17fff000) + +/* + * Platform Register Definitions + */ +#define BOSTON_PLAT_CORE_CL (BOSTON_PLAT_BASE + 0x04) + +#define BOSTON_PLAT_DDR3STAT (BOSTON_PLAT_BASE + 0x14) +# define BOSTON_PLAT_DDR3STAT_CALIB (1 << 2) + +#define BOSTON_PLAT_DDRCONF0 (BOSTON_PLAT_BASE + 0x38) +# define BOSTON_PLAT_DDRCONF0_SIZE (0xf << 0) + +#endif /* __BOARD_BOSTON_REGS_H__ */ diff --git a/board/imgtec/boston/checkboard.c b/board/imgtec/boston/checkboard.c new file mode 100644 index 0000000000..93eae7f603 --- /dev/null +++ b/board/imgtec/boston/checkboard.c @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include + +#include +#include + +#include "boston-lcd.h" +#include "boston-regs.h" + +int checkboard(void) +{ + u32 changelist; + + lowlevel_display("U-boot "); + + printf("Board: MIPS Boston\n"); + + printf("CPU: 0x%08x", read_c0_prid()); + changelist = __raw_readl((uint32_t *)BOSTON_PLAT_CORE_CL); + if (changelist > 1) + printf(" cl%x", changelist); + putc('\n'); + + return 0; +} diff --git a/board/imgtec/boston/ddr.c b/board/imgtec/boston/ddr.c new file mode 100644 index 0000000000..ceffef61ef --- /dev/null +++ b/board/imgtec/boston/ddr.c @@ -0,0 +1,30 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include + +#include + +#include "boston-regs.h" + +phys_size_t initdram(int board_type) +{ + u32 ddrconf0 = __raw_readl((uint32_t *)BOSTON_PLAT_DDRCONF0); + + return (phys_size_t)(ddrconf0 & BOSTON_PLAT_DDRCONF0_SIZE) << 30; +} + +ulong board_get_usable_ram_top(ulong total_size) +{ + DECLARE_GLOBAL_DATA_PTR; + + if (gd->ram_top < CONFIG_SYS_SDRAM_BASE) { + /* 2GB wrapped around to 0 */ + return CKSEG0ADDR(256 << 20); + } + + return min_t(unsigned long, gd->ram_top, CKSEG0ADDR(256 << 20)); +} diff --git a/board/imgtec/boston/lowlevel_init.S b/board/imgtec/boston/lowlevel_init.S new file mode 100644 index 0000000000..0c01aa981d --- /dev/null +++ b/board/imgtec/boston/lowlevel_init.S @@ -0,0 +1,56 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#include + +#include +#include +#include +#include + +#include "boston-regs.h" + +.data + +msg_ddr_cal: .ascii "DDR Cal " +msg_ddr_ok: .ascii "DDR OK " + +.text + +LEAF(lowlevel_init) + move s0, ra + + PTR_LA a0, msg_ddr_cal + bal lowlevel_display + + PTR_LI t0, BOSTON_PLAT_DDR3STAT +1: lw t1, 0(t0) + andi t1, t1, BOSTON_PLAT_DDR3STAT_CALIB + beqz t1, 1b + + PTR_LA a0, msg_ddr_ok + bal lowlevel_display + + move v0, zero + jr s0 + END(lowlevel_init) + +LEAF(lowlevel_display) + .set push + .set noat + PTR_LI AT, BOSTON_LCD_BASE +#ifdef CONFIG_64BIT + ld k1, 0(a0) + sd k1, 0(AT) +#else + lw k1, 0(a0) + sw k1, 0(AT) + lw k1, 4(a0) + sw k1, 4(AT) +#endif + .set pop +1: jr ra + END(lowlevel_display) diff --git a/configs/boston32r2_defconfig b/configs/boston32r2_defconfig new file mode 100644 index 0000000000..ca66248b5b --- /dev/null +++ b/configs/boston32r2_defconfig @@ -0,0 +1,41 @@ +CONFIG_MIPS=y +CONFIG_TARGET_BOSTON=y +CONFIG_SYS_TEXT_BASE=0x9fc00000 +# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set +CONFIG_MIPS_BOOT_FDT=y +CONFIG_DEFAULT_DEVICE_TREE="img,boston" +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_BEST_MATCH=y +CONFIG_OF_STDOUT_VIA_ALIAS=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="boston # " +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_GREPENV=y +CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +# CONFIG_CMD_FPGA is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_SNTP=y +CONFIG_CMD_DNS=y +CONFIG_CMD_LINK_LOCAL=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_EMBED=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_CLK=y +CONFIG_MTD=y +CONFIG_CFI_FLASH=y +CONFIG_DM_ETH=y +CONFIG_PCH_GBE=y +CONFIG_DM_PCI=y +CONFIG_PCI_XILINX=y +CONFIG_SYS_NS16550=y +CONFIG_LZ4=y diff --git a/configs/boston32r2el_defconfig b/configs/boston32r2el_defconfig new file mode 100644 index 0000000000..67f54bff95 --- /dev/null +++ b/configs/boston32r2el_defconfig @@ -0,0 +1,42 @@ +CONFIG_MIPS=y +CONFIG_TARGET_BOSTON=y +CONFIG_SYS_TEXT_BASE=0x9fc00000 +CONFIG_SYS_LITTLE_ENDIAN=y +# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set +CONFIG_MIPS_BOOT_FDT=y +CONFIG_DEFAULT_DEVICE_TREE="img,boston" +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_BEST_MATCH=y +CONFIG_OF_STDOUT_VIA_ALIAS=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="boston # " +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_GREPENV=y +CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +# CONFIG_CMD_FPGA is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_SNTP=y +CONFIG_CMD_DNS=y +CONFIG_CMD_LINK_LOCAL=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_EMBED=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_CLK=y +CONFIG_MTD=y +CONFIG_CFI_FLASH=y +CONFIG_DM_ETH=y +CONFIG_PCH_GBE=y +CONFIG_DM_PCI=y +CONFIG_PCI_XILINX=y +CONFIG_SYS_NS16550=y +CONFIG_LZ4=y diff --git a/configs/boston64r2_defconfig b/configs/boston64r2_defconfig new file mode 100644 index 0000000000..1245d1b4ec --- /dev/null +++ b/configs/boston64r2_defconfig @@ -0,0 +1,41 @@ +CONFIG_MIPS=y +CONFIG_TARGET_BOSTON=y +CONFIG_CPU_MIPS64_R2=y +# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set +CONFIG_MIPS_BOOT_FDT=y +CONFIG_DEFAULT_DEVICE_TREE="img,boston" +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_BEST_MATCH=y +CONFIG_OF_STDOUT_VIA_ALIAS=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="boston # " +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_GREPENV=y +CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +# CONFIG_CMD_FPGA is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_SNTP=y +CONFIG_CMD_DNS=y +CONFIG_CMD_LINK_LOCAL=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_EMBED=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_CLK=y +CONFIG_MTD=y +CONFIG_CFI_FLASH=y +CONFIG_DM_ETH=y +CONFIG_PCH_GBE=y +CONFIG_DM_PCI=y +CONFIG_PCI_XILINX=y +CONFIG_SYS_NS16550=y +CONFIG_LZ4=y diff --git a/configs/boston64r2el_defconfig b/configs/boston64r2el_defconfig new file mode 100644 index 0000000000..9b5fa5aa48 --- /dev/null +++ b/configs/boston64r2el_defconfig @@ -0,0 +1,42 @@ +CONFIG_MIPS=y +CONFIG_TARGET_BOSTON=y +CONFIG_SYS_LITTLE_ENDIAN=y +CONFIG_CPU_MIPS64_R2=y +# CONFIG_MIPS_BOOT_CMDLINE_LEGACY is not set +# CONFIG_MIPS_BOOT_ENV_LEGACY is not set +CONFIG_MIPS_BOOT_FDT=y +CONFIG_DEFAULT_DEVICE_TREE="img,boston" +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_FIT_BEST_MATCH=y +CONFIG_OF_STDOUT_VIA_ALIAS=y +CONFIG_HUSH_PARSER=y +CONFIG_SYS_PROMPT="boston # " +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_IMLS is not set +CONFIG_CMD_GREPENV=y +CONFIG_CMD_MEMTEST=y +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +# CONFIG_CMD_FPGA is not set +CONFIG_CMD_DHCP=y +CONFIG_CMD_PING=y +CONFIG_CMD_SNTP=y +CONFIG_CMD_DNS=y +CONFIG_CMD_LINK_LOCAL=y +CONFIG_CMD_TIME=y +CONFIG_CMD_EXT4=y +CONFIG_CMD_EXT4_WRITE=y +CONFIG_CMD_FAT=y +CONFIG_CMD_FS_GENERIC=y +CONFIG_OF_EMBED=y +CONFIG_NET_RANDOM_ETHADDR=y +CONFIG_CLK=y +CONFIG_MTD=y +CONFIG_CFI_FLASH=y +CONFIG_DM_ETH=y +CONFIG_PCH_GBE=y +CONFIG_DM_PCI=y +CONFIG_PCI_XILINX=y +CONFIG_SYS_NS16550=y +CONFIG_LZ4=y diff --git a/doc/README.boston b/doc/README.boston new file mode 100644 index 0000000000..38f6710e4a --- /dev/null +++ b/doc/README.boston @@ -0,0 +1,58 @@ +MIPS Boston Development Board + +--------- + About +--------- + +The MIPS Boston development board is built around an FPGA & 3 PCIe controllers, +one of which is connected to an Intel EG20T Platform Controller Hub which +provides most connectivity to the board. It is used during the development & +testing of both new CPUs and the software support for them. It is essentially +the successor of the older MIPS Malta board. + +-------- + QEMU +-------- + +U-Boot can be run on a currently out-of-tree branch of QEMU with support for +the Boston board added. This QEMU code can currently be found in the "boston" +branch of git://git.linux-mips.org/pub/scm/paul/qemu.git and used like so: + + $ git clone git://git.linux-mips.org/pub/scm/paul/qemu.git -b boston + $ cd qemu + $ ./configure --target-list=mips64el-softmmu + $ make + $ ./mips64el-softmmu/qemu-system-mips64el -M boston -m 2G \ + -bios u-boot.bin -serial stdio + +Please note that QEMU will default to emulating the I6400 CPU which implements +the MIPS64r6 ISA, and at the time of writing doesn't implement any earlier CPUs +with support for the CPS features the Boston board relies upon. You will +therefore need to configure U-Boot to build for MIPSr6 in order to obtain a +binary that will work in QEMU. + +------------- + Toolchain +------------- + +If building for MIPSr6 then you will need a toolchain including GCC 5.x or +newer, or the Codescape toolchain available for download from Imagination +Technologies: + + http://codescape-mips-sdk.imgtec.com/components/toolchain/2015.06-05/ + +The "IMG GNU Linux Toolchain" is capable of building for all current MIPS ISAs, +architecture revisions & both endiannesses. + +-------- + TODO +-------- + + - AHCI support + - CPU driver + - Exception handling (+UHI?) + - Flash support + - IOCU support + - L2 cache support + - More general LCD display driver + - Multi-arch-variant multi-endian fat binary diff --git a/include/configs/boston.h b/include/configs/boston.h new file mode 100644 index 0000000000..e95805408a --- /dev/null +++ b/include/configs/boston.h @@ -0,0 +1,81 @@ +/* + * Copyright (C) 2016 Imagination Technologies + * + * SPDX-License-Identifier: GPL-2.0 + */ + +#ifndef __CONFIGS_BOSTON_H__ +#define __CONFIGS_BOSTON_H__ + +/* + * General board configuration + */ +#define CONFIG_DISPLAY_BOARDINFO + +/* + * CPU + */ +#define CONFIG_SYS_MIPS_TIMER_FREQ 30000000 + +/* + * PCI + */ +#define CONFIG_PCI +#define CONFIG_PCI_PNP +#define CONFIG_CMD_PCI + +/* + * Memory map + */ +#ifdef CONFIG_64BIT +# define CONFIG_SYS_SDRAM_BASE 0xffffffff80000000 +#else +# define CONFIG_SYS_SDRAM_BASE 0x80000000 +#endif + +#define CONFIG_SYS_INIT_SP_OFFSET 0x400000 + +#define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE + +#define CONFIG_SYS_LOAD_ADDR (CONFIG_SYS_SDRAM_BASE + 0x100000) + +#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0) +#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_SDRAM_BASE + 0x10000000) + +#define CONFIG_SYS_MALLOC_LEN (256 * 1024) + +/* + * Console + */ +#define CONFIG_SYS_MAXARGS 16 +#define CONFIG_SYS_CBSIZE 256 +#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \ + sizeof(CONFIG_SYS_PROMPT) + 16) +#define CONFIG_SYS_LONGHELP +#define CONFIG_BAUDRATE 115200 + +/* + * Flash + */ +#define CONFIG_FLASH_CFI_DRIVER +#define CONFIG_SYS_FLASH_CFI +#define CONFIG_SYS_FLASH_PROTECTION +#define CONFIG_SYS_FLASH_USE_BUFFER_WRITE +#define CONFIG_SYS_MAX_FLASH_BANKS_DETECT 1 +#define CONFIG_SYS_MAX_FLASH_SECT 1024 + +/* + * Environment + */ +#define CONFIG_ENV_IS_IN_FLASH +#define CONFIG_ENV_SECT_SIZE 0x20000 +#define CONFIG_ENV_SIZE CONFIG_ENV_SECT_SIZE +#ifdef CONFIG_64BIT +# define CONFIG_ENV_ADDR \ + (0xffffffffb8000000 + (128 << 20) - CONFIG_ENV_SIZE) +#else +# define CONFIG_ENV_ADDR \ + (0xb8000000 + (128 << 20) - CONFIG_ENV_SIZE) +#endif + +#endif /* __CONFIGS_BOSTON_H__ */