mirror of
https://github.com/brain-hackers/u-boot-brain
synced 2024-08-22 09:58:52 +09:00
![Jon Loeliger](/assets/img/avatar_default.png)
- Convert the CPM2 based functionality to use new CONFIG_CPM2 option rather than a myriad of CONFIG_MPC8560-like variants. Applies to MPC85xx and MPC8260 boards, includes stxgp3 and sbc8560. Eliminates the CONFIG_MPC8560 option entirely. Distributes the new CONFIG_CPM2 option to each 8260 board.
419 lines
14 KiB
C
419 lines
14 KiB
C
/*
|
|
* (C) Copyright 2000
|
|
* Murray Jensen <Murray.Jensen@cmst.csiro.au>
|
|
*
|
|
* (C) Copyright 2000
|
|
* Sysgo Real-Time Solutions, GmbH <www.elinos.com>
|
|
* Marius Groeger <mgroeger@sysgo.de>
|
|
*
|
|
* Configuation settings for the R&S Protocol Board board.
|
|
*
|
|
* 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 __CONFIG_H
|
|
#define __CONFIG_H
|
|
|
|
/*
|
|
* High Level Configuration Options
|
|
* (easy to change)
|
|
*/
|
|
|
|
#define CONFIG_MPC8260 1 /* This is an MPC8260 CPU */
|
|
#define CONFIG_RSD_PROTO 1 /* on a R&S Protocol Board */
|
|
#define CONFIG_CPM2 1 /* Has a CPM2 */
|
|
|
|
#define CONFIG_MISC_INIT_F 1 /* Use misc_init_f() */
|
|
|
|
/*
|
|
* select serial console configuration
|
|
*
|
|
* if either CONFIG_CONS_ON_SMC or CONFIG_CONS_ON_SCC is selected, then
|
|
* CONFIG_CONS_INDEX must be set to the channel number (1-2 for SMC, 1-4
|
|
* for SCC).
|
|
*
|
|
* if CONFIG_CONS_NONE is defined, then the serial console routines must
|
|
* defined elsewhere.
|
|
*/
|
|
#undef CONFIG_CONS_ON_SMC /* define if console on SMC */
|
|
#define CONFIG_CONS_ON_SCC /* define if console on SCC */
|
|
#undef CONFIG_CONS_NONE /* define if console on neither */
|
|
#define CONFIG_CONS_INDEX 1 /* which SMC/SCC channel for console */
|
|
|
|
/*
|
|
* select ethernet configuration
|
|
*
|
|
* if either CONFIG_ETHER_ON_SCC or CONFIG_ETHER_ON_FCC is selected, then
|
|
* CONFIG_ETHER_INDEX must be set to the channel number (1-4 for SCC, 1-3
|
|
* for FCC)
|
|
*
|
|
* if CONFIG_ETHER_NONE is defined, then either the ethernet routines must be
|
|
* defined elsewhere (as for the console), or CFG_CMD_NET must be removed
|
|
* from CONFIG_COMMANDS to remove support for networking.
|
|
*/
|
|
#undef CONFIG_ETHER_ON_SCC /* define if ethernet on SCC */
|
|
#define CONFIG_ETHER_ON_FCC /* define if ethernet on FCC */
|
|
#undef CONFIG_ETHER_NONE /* define if ethernet on neither */
|
|
#define CONFIG_ETHER_INDEX 2 /* which SCC/FCC channel for ethernet */
|
|
|
|
#if (CONFIG_ETHER_INDEX == 2)
|
|
|
|
/*
|
|
* - Rx-CLK is CLK13
|
|
* - Tx-CLK is CLK14
|
|
* - Select bus for bd/buffers (see 28-13)
|
|
* - Enable Full Duplex in FSMR
|
|
*/
|
|
# define CFG_CMXFCR_MASK (CMXFCR_FC2 | CMXFCR_RF2CS_MSK | CMXFCR_TF2CS_MSK)
|
|
# define CFG_CMXFCR_VALUE (CMXFCR_RF2CS_CLK13 | CMXFCR_TF2CS_CLK14)
|
|
# define CFG_CPMFCR_RAMTYPE (0)
|
|
# define CFG_FCC_PSMR (FCC_PSMR_FDE | FCC_PSMR_LPB)
|
|
|
|
#endif /* CONFIG_ETHER_INDEX */
|
|
|
|
|
|
/* allow to overwrite serial and ethaddr */
|
|
#define CONFIG_ENV_OVERWRITE
|
|
|
|
/* enable I2C */
|
|
#define CONFIG_HARD_I2C 1 /* I2C with hardware support */
|
|
#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */
|
|
#define CFG_I2C_SLAVE 0x7F
|
|
|
|
|
|
/* system clock rate (CLKIN) - equal to the 60x and local bus speed */
|
|
#define CONFIG_8260_CLKIN 50000000 /* in Hz */
|
|
|
|
#define CONFIG_BAUDRATE 115200
|
|
|
|
#define CONFIG_COMMANDS (CONFIG_CMD_DFL & ~CFG_CMD_KGDB)
|
|
|
|
/* Define this if you want to boot from 0x00000100. If you don't define
|
|
* this, you will need to program the bootloader to 0xfff00000, and
|
|
* get the hardware reset config words at 0xfe000000. The simplest
|
|
* way to do that is to program the bootloader at both addresses.
|
|
* It is suggested that you just let U-Boot live at 0x00000000.
|
|
*/
|
|
#define CFG_RSD_BOOT_LOW 1
|
|
|
|
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
|
|
#include <cmd_confdefs.h>
|
|
|
|
#define CONFIG_BOOTDELAY 5
|
|
#define CONFIG_BOOTARGS "devfs=mount root=ramfs"
|
|
#define CONFIG_ETHADDR 08:00:3e:26:0a:5a
|
|
#define CONFIG_NETMASK 255.255.0.0
|
|
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
|
|
#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
|
|
#endif
|
|
|
|
/*
|
|
* Miscellaneous configurable options
|
|
*/
|
|
#define CFG_LONGHELP /* undef to save memory */
|
|
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
|
|
#else
|
|
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
|
|
#endif
|
|
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
|
|
#define CFG_MAXARGS 16 /* max number of command args */
|
|
#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
|
|
|
|
#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
|
|
#define CFG_MEMTEST_END 0x01c00000 /* 4 ... 28 MB in DRAM */
|
|
|
|
#define CFG_LOAD_ADDR 0x100000 /* default load address */
|
|
|
|
#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
|
|
|
|
/* valid baudrates */
|
|
#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 }
|
|
|
|
/*
|
|
* Low Level Configuration Settings
|
|
* (address mappings, register initial values, etc.)
|
|
* You should know what you are doing if you make changes here.
|
|
*/
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Physical Memory Map
|
|
*/
|
|
#define PHYS_SDRAM_60X 0x00000000 /* SDRAM (60x Bus) */
|
|
#define PHYS_SDRAM_60X_SIZE 0x08000000 /* 128 MB */
|
|
|
|
#define PHYS_SDRAM_LOCAL 0x40000000 /* SDRAM (Local Bus) */
|
|
#define PHYS_SDRAM_LOCAL_SIZE 0x04000000 /* 64 MB */
|
|
|
|
#define PHYS_DPRAM_PCI 0xE8000000 /* DPRAM PPC/PCI */
|
|
#define PHYS_DPRAM_PCI_SIZE 0x00020000 /* 128 KB */
|
|
|
|
/*#define PHYS_DPRAM_PCI_SEM 0x04020000 / * DPRAM PPC/PCI Semaphore */
|
|
/*#define PHYS_DPRAM_PCI_SEM_SIZE 0x00000001 / * 1 Byte */
|
|
|
|
#define PHYS_DPRAM_SHARC 0xE8100000 /* DPRAM PPC/Sharc */
|
|
#define PHYS_DPRAM_SHARC_SIZE 0x00040000 /* 256 KB */
|
|
|
|
/*#define PHYS_DPRAM_SHARC_SEM 0x04140000 / * DPRAM PPC/Sharc Semaphore */
|
|
/*#define PHYS_DPRAM_SHARC_SEM_SIZE 0x00000001 / * 1 Byte */
|
|
|
|
#define PHYS_VIRTEX_REGISTER 0xE8300000 /* FPGA implemented register */
|
|
#define PHYS_VIRTEX_REGISTER_SIZE 0x00000100
|
|
|
|
#define PHYS_USB 0x04200000 /* USB Controller (60x Bus) */
|
|
#define PHYS_USB_SIZE 0x00000002 /* 2 Bytes */
|
|
|
|
#define PHYS_IMMR 0xF0000000 /* Internal Memory Mapped Reg. */
|
|
|
|
#define PHYS_FLASH 0xFF000000 /* Flash (60x Bus) */
|
|
#define PHYS_FLASH_SIZE 0x01000000 /* 16 MB */
|
|
|
|
#define CFG_IMMR PHYS_IMMR
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Reset Address
|
|
*
|
|
* In order to reset the CPU, U-Boot jumps to a special address which
|
|
* causes a machine check exception. The default address for this is
|
|
* CFG_MONITOR_BASE - sizeof (ulong), which might not always work, eg. when
|
|
* testing the monitor in RAM using a JTAG debugger.
|
|
*
|
|
* Just set CFG_RESET_ADDRESS to an address that you know is sure to
|
|
* cause a bus error on your hardware.
|
|
*/
|
|
#define CFG_RESET_ADDRESS 0x20000000
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Hard Reset Configuration Words
|
|
*/
|
|
|
|
#if defined(CFG_RSD_BOOT_LOW)
|
|
# define CFG_RSD_HRCW_BOOT_FLAGS (HRCW_CIP | HRCW_BMS)
|
|
#else
|
|
# define CFG_RSD_HRCW_BOOT_FLAGS (0)
|
|
#endif /* defined(CFG_RSD_BOOT_LOW) */
|
|
|
|
/* get the HRCW ISB field from CFG_IMMR */
|
|
#define CFG_RSD_HRCW_IMMR ( ((CFG_IMMR & 0x10000000) >> 10) |\
|
|
((CFG_IMMR & 0x01000000) >> 7) |\
|
|
((CFG_IMMR & 0x00100000) >> 4) )
|
|
|
|
#define CFG_HRCW_MASTER (HRCW_L2CPC10 | \
|
|
HRCW_DPPC11 | \
|
|
CFG_RSD_HRCW_IMMR |\
|
|
HRCW_MMR00 | \
|
|
HRCW_APPC10 | \
|
|
HRCW_CS10PC00 | \
|
|
HRCW_MODCK_H0000 |\
|
|
CFG_RSD_HRCW_BOOT_FLAGS)
|
|
|
|
/* no slaves */
|
|
#define CFG_HRCW_SLAVE1 0
|
|
#define CFG_HRCW_SLAVE2 0
|
|
#define CFG_HRCW_SLAVE3 0
|
|
#define CFG_HRCW_SLAVE4 0
|
|
#define CFG_HRCW_SLAVE5 0
|
|
#define CFG_HRCW_SLAVE6 0
|
|
#define CFG_HRCW_SLAVE7 0
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Definitions for initial stack pointer and data area (in DPRAM)
|
|
*/
|
|
#define CFG_INIT_RAM_ADDR CFG_IMMR
|
|
#define CFG_INIT_RAM_END 0x4000 /* End of used area in DPRAM */
|
|
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
|
|
#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
|
|
#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Start addresses for the final memory configuration
|
|
* (Set up by the startup code)
|
|
* Please note that CFG_SDRAM_BASE _must_ start at 0
|
|
* Note also that the logic that sets CFG_RAMBOOT is platform dependend.
|
|
*/
|
|
#define CFG_SDRAM_BASE PHYS_SDRAM_60X
|
|
#define CFG_FLASH_BASE PHYS_FLASH
|
|
/*#define CFG_MONITOR_BASE 0x200000 */
|
|
#define CFG_MONITOR_BASE CFG_FLASH_BASE
|
|
#if CFG_MONITOR_BASE < CFG_FLASH_BASE
|
|
#define CFG_RAMBOOT
|
|
#endif
|
|
#define CFG_MONITOR_LEN (160 << 10) /* Reserve 160 kB for Monitor */
|
|
#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
|
|
|
|
/*
|
|
* For booting Linux, the board info and command line data
|
|
* have to be in the first 8 MB of memory, since this is
|
|
* the maximum mapped by the Linux kernel during initialization.
|
|
*/
|
|
#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* FLASH and environment organization
|
|
*/
|
|
#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
|
|
#define CFG_MAX_FLASH_SECT 63 /* max number of sectors on one chip */
|
|
|
|
#define CFG_FLASH_ERASE_TOUT 12000 /* Timeout for Flash Erase (in ms) */
|
|
#define CFG_FLASH_WRITE_TOUT 3000 /* Timeout for Flash Write (in ms) */
|
|
|
|
/* turn off NVRAM env feature */
|
|
#undef CONFIG_NVRAM_ENV
|
|
|
|
#define CFG_ENV_IS_IN_FLASH 1
|
|
#define CFG_ENV_ADDR (PHYS_FLASH + 0x28000) /* Addr of Environment Sector */
|
|
#define CFG_ENV_SECT_SIZE 0x8000 /* Total Size of Environment Sector */
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* Cache Configuration
|
|
*/
|
|
#define CFG_CACHELINE_SIZE 32 /* For MPC8260 CPU */
|
|
#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
|
|
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
|
|
#endif
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* HIDx - Hardware Implementation-dependent Registers 2-11
|
|
*-----------------------------------------------------------------------
|
|
* HID0 also contains cache control - initially enable both caches and
|
|
* invalidate contents, then the final state leaves only the instruction
|
|
* cache enabled. Note that Power-On and Hard reset invalidate the caches,
|
|
* but Soft reset does not.
|
|
*
|
|
* HID1 has only read-only information - nothing to set.
|
|
*/
|
|
#define CFG_HID0_INIT (HID0_ICE|HID0_DCE|HID0_ICFI|HID0_DCI|HID0_IFEM|HID0_ABE)
|
|
#define CFG_HID0_FINAL (HID0_ICE|HID0_IFEM|HID0_ABE|HID0_EMCP)
|
|
#define CFG_HID2 0
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RMR - Reset Mode Register
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_RMR 0
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* BCR - Bus Configuration 4-25
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_BCR 0x100c0000
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* SIUMCR - SIU Module Configuration 4-31
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
|
|
#define CFG_SIUMCR (SIUMCR_DPPC11 | SIUMCR_L2CPC10 | SIUMCR_APPC10 | \
|
|
SIUMCR_CS10PC01 | SIUMCR_BCTLC01)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* SYPCR - System Protection Control 11-9
|
|
* SYPCR can only be written once after reset!
|
|
*-----------------------------------------------------------------------
|
|
* Watchdog & Bus Monitor Timer max, 60x Bus Monitor enable
|
|
*/
|
|
#define CFG_SYPCR (SYPCR_SWTC | SYPCR_BMT | SYPCR_PBME | SYPCR_LBME | \
|
|
SYPCR_SWRI | SYPCR_SWP)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* TMCNTSC - Time Counter Status and Control 4-40
|
|
*-----------------------------------------------------------------------
|
|
* Clear once per Second and Alarm Interrupt Status, Set 32KHz timersclk,
|
|
* and enable Time Counter
|
|
*/
|
|
#define CFG_TMCNTSC (TMCNTSC_SEC | TMCNTSC_ALR | TMCNTSC_TCF | TMCNTSC_TCE)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* PISCR - Periodic Interrupt Status and Control 4-42
|
|
*-----------------------------------------------------------------------
|
|
* Clear Periodic Interrupt Status, Set 32KHz timersclk, and enable
|
|
* Periodic timer
|
|
*/
|
|
#define CFG_PISCR (PISCR_PS|PISCR_PTF|PISCR_PTE)
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* SCCR - System Clock Control 9-8
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_SCCR 0x00000000
|
|
|
|
/*-----------------------------------------------------------------------
|
|
* RCCR - RISC Controller Configuration 13-7
|
|
*-----------------------------------------------------------------------
|
|
*/
|
|
#define CFG_RCCR 0
|
|
|
|
/*
|
|
* Init Memory Controller:
|
|
*/
|
|
|
|
#define CFG_PSDMR 0x494D2452
|
|
#define CFG_LSDMR 0x49492552
|
|
|
|
/* Flash */
|
|
#define CFG_BR0_PRELIM (PHYS_FLASH | BRx_V)
|
|
#define CFG_OR0_PRELIM (P2SZ_TO_AM(PHYS_FLASH_SIZE) | \
|
|
ORxG_BCTLD | \
|
|
ORxG_SCY_5_CLK)
|
|
|
|
/* DPRAM to the PCI BUS on the protocol board */
|
|
#define CFG_BR1_PRELIM (PHYS_DPRAM_PCI | BRx_V)
|
|
#define CFG_OR1_PRELIM (P2SZ_TO_AM(PHYS_DPRAM_PCI_SIZE) | \
|
|
ORxG_ACS_DIV4)
|
|
|
|
/* 60x Bus SDRAM */
|
|
#define CFG_BR2_PRELIM (PHYS_SDRAM_60X | BRx_MS_SDRAM_P | BRx_V)
|
|
#define CFG_OR2_PRELIM (ORxS_SIZE_TO_AM(PHYS_SDRAM_60X_SIZE) | \
|
|
ORxS_BPD_4 | \
|
|
ORxS_ROWST_PBI1_A2 | \
|
|
ORxS_NUMR_13 | \
|
|
ORxS_IBID)
|
|
|
|
/* Virtex-FPGA - Register */
|
|
#define CFG_BR3_PRELIM (PHYS_VIRTEX_REGISTER | BRx_V)
|
|
#define CFG_OR3_PRELIM (ORxS_SIZE_TO_AM(PHYS_VIRTEX_REGISTER_SIZE) | \
|
|
ORxG_SCY_1_CLK | \
|
|
ORxG_ACS_DIV2 | \
|
|
ORxG_CSNT )
|
|
|
|
/* local bus SDRAM */
|
|
#define CFG_BR4_PRELIM (PHYS_SDRAM_LOCAL | BRx_PS_32 | BRx_MS_SDRAM_L | BRx_V)
|
|
#define CFG_OR4_PRELIM (ORxS_SIZE_TO_AM(PHYS_SDRAM_LOCAL_SIZE) | \
|
|
ORxS_BPD_4 | \
|
|
ORxS_ROWST_PBI1_A4 | \
|
|
ORxS_NUMR_13)
|
|
|
|
/* DPRAM to the Sharc-Bus on the protocol board */
|
|
#define CFG_BR5_PRELIM (PHYS_DPRAM_SHARC | BRx_V)
|
|
#define CFG_OR5_PRELIM (P2SZ_TO_AM(PHYS_DPRAM_SHARC_SIZE) | \
|
|
ORxG_ACS_DIV4)
|
|
|
|
/*
|
|
* Internal Definitions
|
|
*
|
|
* Boot Flags
|
|
*/
|
|
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
|
|
#define BOOTFLAG_WARM 0x02 /* Software reboot */
|
|
|
|
#endif /* __CONFIG_H */
|