mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-11 15:37:23 +00:00
249 lines
7.4 KiB
C
249 lines
7.4 KiB
C
/*
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* AMIRIX.h: AMIRIX specific config options
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*
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* Author : Frank Smith (smith at amirix dot com)
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*
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* Derived from : other configuration header files in this tree
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*
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* This software may be used and distributed according to the terms of
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* the GNU General Public License (GPL) version 2, incorporated herein by
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* reference. Drivers based on or derived from this code fall under the GPL
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* and must retain the authorship, copyright and this license notice. This
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* file is not a complete program and may only be used when the entire
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* program is licensed under the GPL.
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*
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*/
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#ifndef __CONFIG_H
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#define __CONFIG_H
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/*
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* High Level Configuration Options
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* (easy to change)
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*/
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#define CONFIG_405 1 /* This is a PPC405 CPU */
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#define CONFIG_4xx 1 /* ...member of PPC4xx family */
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#define CONFIG_AP1000 1 /* ...on an AP1000 board */
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#define CONFIG_PCI 1
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#define CFG_HUSH_PARSER 1 /* use "hush" command parser */
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#define CFG_PROMPT "0> "
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#define CFG_PROMPT_HUSH_PS2 "> "
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#define CONFIG_COMMAND_EDIT 1
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#define CONFIG_COMMAND_HISTORY 1
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#define CONFIG_COMPLETE_ADDRESSES 1
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#define CFG_ENV_IS_IN_FLASH 1
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#define CFG_FLASH_USE_BUFFER_WRITE
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#ifdef CFG_ENV_IS_IN_NVRAM
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#undef CFG_ENV_IS_IN_FLASH
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#else
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#ifdef CFG_ENV_IS_IN_FLASH
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#undef CFG_ENV_IS_IN_NVRAM
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#endif
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#endif
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#define CONFIG_BAUDRATE 57600
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#define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */
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#define CONFIG_BOOTCOMMAND "" /* autoboot command */
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/* Size (bytes) of interrupt driven serial port buffer.
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* Set to 0 to use polling instead of interrupts.
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* Setting to 0 will also disable RTS/CTS handshaking.
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*/
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#undef CONFIG_SERIAL_SOFTWARE_FIFO
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#define CONFIG_BOOTARGS "console=ttyS0,57600"
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#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */
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#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */
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/*
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* BOOTP options
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*/
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#define CONFIG_BOOTP_BOOTFILESIZE
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#define CONFIG_BOOTP_BOOTPATH
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#define CONFIG_BOOTP_GATEWAY
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#define CONFIG_BOOTP_HOSTNAME
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/*
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* Command line configuration.
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*/
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#include <config_cmd_default.h>
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#define CONFIG_CMD_ASKENV
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#define CONFIG_CMD_DHCP
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#define CONFIG_CMD_ELF
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#define CONFIG_CMD_IRQ
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#define CONFIG_CMD_MVENV
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#define CONFIG_CMD_PCI
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#define CONFIG_CMD_PING
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#undef CONFIG_WATCHDOG /* watchdog disabled */
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#define CONFIG_SYS_CLK_FREQ 30000000
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#define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */
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/*
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* Miscellaneous configurable options
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*/
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#define CFG_LONGHELP /* undef to save memory */
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#if defined(CONFIG_CMD_KGDB)
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#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
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#else
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#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
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#endif
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/* usually: (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) */
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#define CFG_PBSIZE (CFG_CBSIZE+4+16) /* Print Buffer Size */
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#define CFG_MAXARGS 16 /* max number of command args */
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#define CFG_BARGSIZE CFG_CBSIZE /* Boot Argument Buffer Size */
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#define CFG_ALT_MEMTEST 1
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#define CFG_MEMTEST_START 0x00400000 /* memtest works on */
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#define CFG_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */
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/*
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* If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1.
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* If CFG_405_UART_ERRATA_59, then UART divisor is 31.
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* Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value.
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* The Linux BASE_BAUD define should match this configuration.
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* baseBaud = cpuClock/(uartDivisor*16)
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* If CFG_405_UART_ERRATA_59 and 200MHz CPU clock,
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* set Linux BASE_BAUD to 403200.
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*/
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#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */
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#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */
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#define CFG_NS16550_CLK 40000000
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#define CFG_DUART_CHAN 0
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#define CFG_NS16550_COM1 (0x4C000000 + 0x1000)
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#define CFG_NS16550_COM2 (0x4C800000 + 0x1000)
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#define CFG_NS16550_REG_SIZE 4
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#define CFG_NS16550 1
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#define CFG_INIT_CHAN1 1
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#define CFG_INIT_CHAN2 0
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/* The following table includes the supported baudrates */
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#define CFG_BAUDRATE_TABLE \
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{300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400}
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#define CFG_LOAD_ADDR 0x00200000 /* default load address */
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#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */
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#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */
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/*-----------------------------------------------------------------------
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* Start addresses for the final memory configuration
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* (Set up by the startup code)
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* Please note that CFG_SDRAM_BASE _must_ start at 0
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*/
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#define CFG_SDRAM_BASE 0x00000000
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#define CFG_FLASH_BASE 0x20000000
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#define CFG_MONITOR_BASE TEXT_BASE
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#define CFG_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */
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#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc() */
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/*
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* For booting Linux, the board info and command line data
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* have to be in the first 8 MB of memory, since this is
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* the maximum mapped by the Linux kernel during initialization.
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*/
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#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */
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/*-----------------------------------------------------------------------
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* FLASH organization
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*/
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#define CFG_FLASH_CFI 1
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#define CFG_PROGFLASH_BASE CFG_FLASH_BASE
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#define CFG_CONFFLASH_BASE 0x24000000
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#define CFG_MAX_FLASH_BANKS 2 /* max number of memory banks */
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#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */
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#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
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#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
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#define CFG_FLASH_PROTECTION 1 /* use hardware protection */
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/* BEG ENVIRONNEMENT FLASH */
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#ifdef CFG_ENV_IS_IN_FLASH
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#define CFG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */
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#define CFG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */
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#define CFG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */
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#endif
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/* END ENVIRONNEMENT FLASH */
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/*-----------------------------------------------------------------------
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* NVRAM organization
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*/
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#define CFG_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */
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#define CFG_NVRAM_SIZE 0x1ff8 /* NVRAM size */
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#ifdef CFG_ENV_IS_IN_NVRAM
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#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
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#define CFG_ENV_ADDR \
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(CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE) /* Env */
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#endif
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/*
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* Init Memory Controller:
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*
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* BR0/1 and OR0/1 (FLASH)
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*/
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#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */
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#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */
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/* Configuration Port location */
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#define CONFIG_PORT_ADDR 0xF0000500
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/*-----------------------------------------------------------------------
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* Definitions for initial stack pointer and data area (in DPRAM)
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*/
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#define CFG_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */
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#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
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#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
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#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
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#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
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/*-----------------------------------------------------------------------
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* Definitions for Serial Presence Detect EEPROM address
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* (to get SDRAM settings)
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*/
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#define SPD_EEPROM_ADDRESS 0x50
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/*
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* Internal Definitions
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*
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* Boot Flags
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*/
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#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
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#define BOOTFLAG_WARM 0x02 /* Software reboot */
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#if defined(CONFIG_CMD_KGDB)
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#define CONFIG_KGDB_BAUDRATE 230400 /* speed to run kgdb serial port */
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#define CONFIG_KGDB_SER_INDEX 2 /* which serial port to use */
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#endif
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/* JFFS2 stuff */
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#define CFG_JFFS2_FIRST_BANK 0
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#define CFG_JFFS2_NUM_BANKS 1
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#define CFG_JFFS2_FIRST_SECTOR 1
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#define CONFIG_NET_MULTI
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#define CONFIG_E1000
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#define CFG_ETH_DEV_FN 0x0800
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#define CFG_ETH_IOBASE 0x31000000
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#define CFG_ETH_MEMBASE 0x32000000
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#endif /* __CONFIG_H */
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