/* * AMIRIX.h: AMIRIX specific config options * * Author : Frank Smith (smith at amirix dot com) * * Derived from : other configuration header files in this tree * * This software may be used and distributed according to the terms of * the GNU General Public License (GPL) version 2, incorporated herein by * reference. Drivers based on or derived from this code fall under the GPL * and must retain the authorship, copyright and this license notice. This * file is not a complete program and may only be used when the entire * program is licensed under the GPL. * */ #ifndef __CONFIG_H #define __CONFIG_H /* * High Level Configuration Options * (easy to change) */ #define CONFIG_405 1 /* This is a PPC405 CPU */ #define CONFIG_4xx 1 /* ...member of PPC4xx family */ #define CONFIG_AP1000 1 /* ...on an AP1000 board */ /* * Start at bottom of RAM, but at an aliased address so that it looks * like it's not in RAM. This is a bit of voodoo to allow it to be * run from RAM instead of Flash. */ #define CONFIG_SYS_TEXT_BASE 0x08000000 #define CONFIG_PCI 1 #define CONFIG_SYS_HUSH_PARSER 1 /* use "hush" command parser */ #define CONFIG_SYS_PROMPT "0> " #define CONFIG_SYS_PROMPT_HUSH_PS2 "> " #define CONFIG_COMMAND_EDIT 1 #define CONFIG_COMPLETE_ADDRESSES 1 #define CONFIG_ENV_IS_IN_FLASH 1 #define CONFIG_SYS_FLASH_USE_BUFFER_WRITE #ifdef CONFIG_ENV_IS_IN_NVRAM #undef CONFIG_ENV_IS_IN_FLASH #else #ifdef CONFIG_ENV_IS_IN_FLASH #undef CONFIG_ENV_IS_IN_NVRAM #endif #endif #define CONFIG_BAUDRATE 57600 #define CONFIG_BOOTDELAY 3 /* autoboot after 3 seconds */ #define CONFIG_BOOTCOMMAND "" /* autoboot command */ #define CONFIG_BOOTARGS "console=ttyS0,57600" #define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ #define CONFIG_SYS_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ /* * BOOTP options */ #define CONFIG_BOOTP_BOOTFILESIZE #define CONFIG_BOOTP_BOOTPATH #define CONFIG_BOOTP_GATEWAY #define CONFIG_BOOTP_HOSTNAME /* * Command line configuration. */ #include #define CONFIG_CMD_ASKENV #define CONFIG_CMD_DHCP #define CONFIG_CMD_ELF #define CONFIG_CMD_IRQ #define CONFIG_CMD_MVENV #define CONFIG_CMD_PCI #define CONFIG_CMD_PING #undef CONFIG_WATCHDOG /* watchdog disabled */ #define CONFIG_SYS_CLK_FREQ 30000000 #define CONFIG_SPD_EEPROM 1 /* use SPD EEPROM for setup */ /* * Miscellaneous configurable options */ #define CONFIG_SYS_LONGHELP /* undef to save memory */ #if defined(CONFIG_CMD_KGDB) #define CONFIG_SYS_CBSIZE 1024 /* Console I/O Buffer Size */ #else #define CONFIG_SYS_CBSIZE 256 /* Console I/O Buffer Size */ #endif /* usually: (CONFIG_SYS_CBSIZE+sizeof(CONFIG_SYS_PROMPT)+16) */ #define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE+4+16) /* Print Buffer Size */ #define CONFIG_SYS_MAXARGS 16 /* max number of command args */ #define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Boot Argument Buffer Size */ #define CONFIG_SYS_ALT_MEMTEST 1 #define CONFIG_SYS_MEMTEST_START 0x00400000 /* memtest works on */ #define CONFIG_SYS_MEMTEST_END 0x01000000 /* 4 ... 16 MB in DRAM */ /* * If CONFIG_SYS_EXT_SERIAL_CLOCK, then the UART divisor is 1. * If CONFIG_SYS_405_UART_ERRATA_59, then UART divisor is 31. * Otherwise, UART divisor is determined by CPU Clock and CONFIG_SYS_BASE_BAUD value. * The Linux BASE_BAUD define should match this configuration. * baseBaud = cpuClock/(uartDivisor*16) * If CONFIG_SYS_405_UART_ERRATA_59 and 200MHz CPU clock, * set Linux BASE_BAUD to 403200. */ #undef CONFIG_SYS_EXT_SERIAL_CLOCK /* external serial clock */ #undef CONFIG_SYS_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ #define CONFIG_SYS_NS16550_CLK 40000000 #define CONFIG_SYS_DUART_CHAN 0 #define CONFIG_SYS_NS16550_COM1 (0x4C000000 + 0x1000) #define CONFIG_SYS_NS16550_COM2 (0x4C800000 + 0x1000) #define CONFIG_SYS_NS16550_REG_SIZE 4 #define CONFIG_SYS_NS16550 1 #define CONFIG_SYS_INIT_CHAN1 1 #define CONFIG_SYS_INIT_CHAN2 0 /* The following table includes the supported baudrates */ #define CONFIG_SYS_BAUDRATE_TABLE \ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} #define CONFIG_SYS_LOAD_ADDR 0x00200000 /* default load address */ #define CONFIG_SYS_EXTBDINFO 1 /* To use extended board_into (bd_t) */ #define CONFIG_SYS_HZ 1000 /* decrementer freq: 1 ms ticks */ /*----------------------------------------------------------------------- * Start addresses for the final memory configuration * (Set up by the startup code) * Please note that CONFIG_SYS_SDRAM_BASE _must_ start at 0 */ #define CONFIG_SYS_SDRAM_BASE 0x00000000 #define CONFIG_SYS_FLASH_BASE 0x20000000 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE #define CONFIG_SYS_MONITOR_LEN (192 * 1024) /* Reserve 196 kB for Monitor */ #define CONFIG_SYS_MALLOC_LEN (128 * 1024) /* 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 CONFIG_SYS_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ /*----------------------------------------------------------------------- * FLASH organization */ #define CONFIG_SYS_FLASH_CFI 1 #define CONFIG_SYS_PROGFLASH_BASE CONFIG_SYS_FLASH_BASE #define CONFIG_SYS_CONFFLASH_BASE 0x24000000 #define CONFIG_SYS_MAX_FLASH_BANKS 2 /* max number of memory banks */ #define CONFIG_SYS_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ #define CONFIG_SYS_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ #define CONFIG_SYS_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ #define CONFIG_SYS_FLASH_PROTECTION 1 /* use hardware protection */ /* BEG ENVIRONNEMENT FLASH */ #ifdef CONFIG_ENV_IS_IN_FLASH #define CONFIG_ENV_OFFSET 0x00040000 /* Offset of Environment Sector */ #define CONFIG_ENV_SIZE 0x1000 /* Total Size of Environment Sector */ #define CONFIG_ENV_SECT_SIZE 0x20000 /* see README - env sector total size */ #endif /* END ENVIRONNEMENT FLASH */ /*----------------------------------------------------------------------- * NVRAM organization */ #define CONFIG_SYS_NVRAM_BASE_ADDR 0xf0000000 /* NVRAM base address */ #define CONFIG_SYS_NVRAM_SIZE 0x1ff8 /* NVRAM size */ #ifdef CONFIG_ENV_IS_IN_NVRAM #define CONFIG_ENV_SIZE 0x1000 /* Size of Environment vars */ #define CONFIG_ENV_ADDR \ (CONFIG_SYS_NVRAM_BASE_ADDR+CONFIG_SYS_NVRAM_SIZE-CONFIG_ENV_SIZE) /* Env */ #endif /* * Init Memory Controller: * * BR0/1 and OR0/1 (FLASH) */ #define FLASH_BASE0_PRELIM CONFIG_SYS_FLASH_BASE /* FLASH bank #0 */ #define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ /* Configuration Port location */ #define CONFIG_PORT_ADDR 0xF0000500 /*----------------------------------------------------------------------- * Definitions for initial stack pointer and data area (in DPRAM) */ #define CONFIG_SYS_INIT_RAM_ADDR 0x400000 /* inside of SDRAM */ #define CONFIG_SYS_INIT_RAM_SIZE 0x2000 /* Size of used area in RAM */ #define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_SYS_INIT_RAM_SIZE - GENERATED_GBL_DATA_SIZE) #define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET /*----------------------------------------------------------------------- * Definitions for Serial Presence Detect EEPROM address * (to get SDRAM settings) */ #define SPD_EEPROM_ADDRESS 0x50 #if defined(CONFIG_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 /* JFFS2 stuff */ #define CONFIG_SYS_JFFS2_FIRST_BANK 0 #define CONFIG_SYS_JFFS2_NUM_BANKS 1 #define CONFIG_SYS_JFFS2_FIRST_SECTOR 1 #define CONFIG_NET_MULTI #define CONFIG_E1000 #define CONFIG_SYS_ETH_DEV_FN 0x0800 #define CONFIG_SYS_ETH_IOBASE 0x31000000 #define CONFIG_SYS_ETH_MEMBASE 0x32000000 #endif /* __CONFIG_H */