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Diffstat (limited to 'include/configs/JSE.h')
| -rw-r--r-- | include/configs/JSE.h | 304 |
1 files changed, 304 insertions, 0 deletions
diff --git a/include/configs/JSE.h b/include/configs/JSE.h new file mode 100644 index 0000000..4dd7d89 --- /dev/null +++ b/include/configs/JSE.h @@ -0,0 +1,304 @@ +/* + * (C) Copyright 2003 Picture Elements, Inc. + * Stephen Williams <steve@icarus.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 + */ + +/* + * board/config.h - configuration options, board specific + */ + +#ifndef __CONFIG_H +#define __CONFIG_H + +/* + * High Level Configuration Options for the JSE board + * (Theoretically easy to change, but the board is fixed.) + */ + +#define CONFIG_JSE 1 + /* JSE has a PPC405GPr */ +#define CONFIG_405GP 1 + /* ... which is a 4xxx series */ +#define CONFIG_4xx 1 + /* ... with a 33MHz OSC. connected to the SysCLK input */ +#define CONFIG_SYS_CLK_FREQ 33333333 + /* ... with on-chip memory here (4KBytes) */ +#define CFG_OCM_DATA_ADDR 0xF4000000 +#define CFG_OCM_DATA_SIZE 0x00001000 + /* Do not set up locked dcache as init ram. */ +#undef CFG_INIT_DCACHE_CS + + /* Map the SystemACE chip (CS#1) here. (Must be a multiple of 1Meg) */ +#define CONFIG_SYSTEMACE 1 +#define CFG_SYSTEMACE_BASE 0xf0000000 +#define CONFIG_DOS_PARTITION 1 + + /* Use the On-Chip-Memory (OCM) as a temporary stack for the startup code. */ +#define CFG_TEMP_STACK_OCM 1 + /* ... place INIT RAM in the OCM address */ +# define CFG_INIT_RAM_ADDR CFG_OCM_DATA_ADDR + /* ... give it the whole init ram */ +# define CFG_INIT_RAM_END CFG_OCM_DATA_SIZE + /* ... Shave a bit off the end for global data */ +# define CFG_GBL_DATA_SIZE 128 +# define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) + /* ... and place the stack pointer at the top of what's left. */ +# define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET + + /* Enable board_pre_init function */ +#define CONFIG_BOARD_PRE_INIT 1 +#define CONFIG_BOARD_EARLY_INIT_F 1 + /* Disable post-clk setup init function */ +#undef CONFIG_BOARD_POSTCLK_INIT + /* Disable call to post_init_f: late init function. */ +#undef CONFIG_POST + /* Enable DRAM test. */ +#define CFG_DRAM_TEST 1 + /* Enable misc_init_r function. */ +#define CONFIG_MISC_INIT_R 1 + + /* JSE has EEPROM chips that are good for environment. */ +#undef CFG_ENV_IS_IN_NVRAM +#undef CFG_ENV_IS_IN_FLASH +#define CFG_ENV_IS_IN_EEPROM 1 +#undef CFG_ENV_IS_NOWHERE + + /* This is the 7bit address of the device, not including P. */ +#define CFG_I2C_EEPROM_ADDR 0x50 + /* After the device address, need one more address byte. */ +#define CFG_I2C_EEPROM_ADDR_LEN 1 + /* The EEPROM is 512 bytes. */ +#define CFG_EEPROM_SIZE 512 + /* The EEPROM can do 16byte ( 1 << 4 ) page writes. */ +#define CFG_EEPROM_PAGE_WRITE_BITS 4 +#define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10 + /* Put the environment in the second half. */ +#define CFG_ENV_OFFSET 0x00 +#define CFG_ENV_SIZE 512 + + + /* The JSE connects UART1 to the console tap connector. */ +#define CONFIG_UART1_CONSOLE 1 + /* Set console baudrate to 9600 */ +#define CONFIG_BAUDRATE 9600 + +/* Size (bytes) of interrupt driven serial port buffer. + * Set to 0 to use polling instead of interrupts. + * Setting to 0 will also disable RTS/CTS handshaking. + */ +#undef CONFIG_SERIAL_SOFTWARE_FIFO + +/* + * Configuration related to auto-boot. + * + * CONFIG_BOOTDELAY sets the delay (in seconds) that U-Boot will wait + * before resorting to autoboot. This value can be overridden by the + * bootdelay environment variable. + * + * CONFIG_AUTOBOOT_PROMPT is the string that U-Boot emits to warn the + * user that an autoboot will happen. + * + * CONFIG_BOOTCOMMAND is the sequence of commands that U-Boot will + * execute to boot the JSE. This loads the uimage and initrd.img files + * from CompactFlash into memory, then boots them from memory. + * + * CONFIG_BOOTARGS is the arguments passed to the Linux kernel to get + * it going on the JSE. + */ +#define CONFIG_BOOTDELAY 5 +#define CONFIG_BOOTARGS "root=/dev/ram0 init=/linuxrc rw" +#define CONFIG_BOOTCOMMAND "fatload ace 0 2000000 uimage; fatload ace 0 2100000 initrd.img; bootm 2000000 2100000" + + +#define CONFIG_LOADS_ECHO 1 /* echo on for serial download */ +#define CFG_LOADS_BAUD_CHANGE 1 /* allow baudrate change */ + +#define CONFIG_MII 1 /* MII PHY management */ +#define CONFIG_PHY_ADDR 1 /* PHY address */ + +#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \ + CFG_CMD_PCI | \ + CFG_CMD_IRQ | \ + CFG_CMD_FLASH | \ + CFG_CMD_NET | \ + CFG_CMD_DHCP | \ + CFG_CMD_PING | \ + CFG_CMD_MII | \ + CFG_CMD_EEPROM | \ + CFG_CMD_FAT | \ + CFG_CMD_ELF ) + +/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ +#include <cmd_confdefs.h> + + /* watchdog disabled */ +#undef CONFIG_WATCHDOG + /* SPD EEPROM (sdram speed config) disabled */ +#undef CONFIG_SPD_EEPRO +#undef SPD_EEPROM_ADDRESS + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ + +#define CFG_HUSH_PARSER /* use "hush" command parser */ +#ifdef CFG_HUSH_PARSER +#define CFG_PROMPT_HUSH_PS2 "> " +#endif + +#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 0x0400000 /* memtest works on */ +#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */ + +/* + * If CFG_EXT_SERIAL_CLOCK, then the UART divisor is 1. + * If CFG_405_UART_ERRATA_59, then UART divisor is 31. + * Otherwise, UART divisor is determined by CPU Clock and CFG_BASE_BAUD value. + * The Linux BASE_BAUD define should match this configuration. + * baseBaud = cpuClock/(uartDivisor*16) + * If CFG_405_UART_ERRATA_59 and 200MHz CPU clock, + * set Linux BASE_BAUD to 403200. + */ +#undef CFG_EXT_SERIAL_CLOCK /* external serial clock */ +#undef CFG_405_UART_ERRATA_59 /* 405GP/CR Rev. D silicon */ +#define CFG_BASE_BAUD 691200 + +/* The following table includes the supported baudrates */ +#define CFG_BAUDRATE_TABLE \ + {300, 600, 1200, 2400, 4800, 9600, 19200, 38400, 57600, 115200, 230400} + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ +#define CFG_EXTBDINFO 1 /* To use extended board_into (bd_t) */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +#define CONFIG_HARD_I2C 1 /* I2C with hardware support */ +#undef CONFIG_SOFT_I2C /* I2C bit-banged */ +#define CFG_I2C_SPEED 400000 /* I2C speed and slave address */ +#define CFG_I2C_SLAVE 0x7F + + +/*----------------------------------------------------------------------- + * PCI stuff + *----------------------------------------------------------------------- + */ +#define PCI_HOST_ADAPTER 0 /* configure ar pci adapter */ +#define PCI_HOST_FORCE 1 /* configure as pci host */ +#define PCI_HOST_AUTO 2 /* detected via arbiter enable */ + +#define CONFIG_PCI /* include pci support */ +#define CONFIG_PCI_HOST PCI_HOST_FORCE /* select pci host function */ +#undef CONFIG_PCI_PNP /* do pci plug-and-play */ + /* resource configuration */ + +#define CFG_PCI_SUBSYS_VENDORID 0x0000 /* PCI Vendor ID: to-do!!! */ +#define CFG_PCI_SUBSYS_DEVICEID 0x0000 /* PCI Device ID: to-do!!! */ +#define CFG_PCI_PTM1LA 0x00000000 /* point to sdram */ +#define CFG_PCI_PTM1MS 0x80000001 /* 2GB, enable hard-wired to 1 */ +#define CFG_PCI_PTM1PCI 0x00000000 /* Host: use this pci address */ +#define CFG_PCI_PTM2LA 0x00000000 /* disabled */ +#define CFG_PCI_PTM2MS 0x00000000 /* disabled */ +#define CFG_PCI_PTM2PCI 0x04000000 /* Host: use this pci address */ + +/*----------------------------------------------------------------------- + * External peripheral base address + *----------------------------------------------------------------------- + */ +#undef CONFIG_IDE_LED /* no led for ide supported */ +#undef CONFIG_IDE_RESET /* no reset for ide supported */ + +#define CFG_KEY_REG_BASE_ADDR 0xF0100000 +#define CFG_IR_REG_BASE_ADDR 0xF0200000 +#define CFG_FPGA_REG_BASE_ADDR 0xF0300000 + +/*----------------------------------------------------------------------- + * Start addresses for the final memory configuration + * (Set up by the startup code) + * Please note that CFG_SDRAM_BASE _must_ start at 0 + */ +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_FLASH_BASE 0xFFF80000 +#define CFG_MONITOR_BASE CFG_FLASH_BASE +#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Monitor */ +#define CFG_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 CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +/*----------------------------------------------------------------------- + * FLASH organization + */ +#define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ +#define CFG_MAX_FLASH_SECT 256 /* max number of sectors on one chip */ + +#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */ + +/*----------------------------------------------------------------------- + * Cache Configuration + */ +#define CFG_DCACHE_SIZE 16384 /* For IBM 405GPr CPUs */ +#define CFG_CACHELINE_SIZE 32 /* ... */ +#if (CONFIG_COMMANDS & CFG_CMD_KGDB) +#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */ +#endif + +/* + * Init Memory Controller: + * + * BR0/1 and OR0/1 (FLASH) + */ + +#define FLASH_BASE0_PRELIM CFG_FLASH_BASE /* FLASH bank #0 */ +#define FLASH_BASE1_PRELIM 0 /* FLASH bank #1 */ + + +/* Configuration Port location */ +#define CONFIG_PORT_ADDR 0xF0000500 + + +/* + * Internal Definitions + * + * Boot Flags + */ +#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */ +#define BOOTFLAG_WARM 0x02 /* Software reboot */ + +#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 +#endif /* __CONFIG_H */ |