u-boot/include/configs/openrisc-generic.h
Stefan Kristiansson f179cc6489 openrisc: Add openrisc-generic example board
Signed-off-by: Stefan Kristiansson <stefan.kristiansson@saunalahti.fi>
2012-01-13 21:17:00 +01:00

159 lines
4.5 KiB
C

/*
* (C) Copyright 2011, Stefan Kristiansson, stefan.kristianssons@saunalahti.fi
*
* 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
/*
* BOARD/CPU
*/
#define CONFIG_SYS_CLK_FREQ 50000000
#define CONFIG_SYS_RESET_ADDR 0x00000100
#define CONFIG_SYS_SDRAM_BASE 0x00000000
#define CONFIG_SYS_SDRAM_SIZE 0x02000000
#define CONFIG_SYS_CACHELINE_SIZE 16
#define CONFIG_SYS_UART_BASE 0x90000000
#define CONFIG_SYS_UART_FREQ CONFIG_SYS_CLK_FREQ
#define CONFIG_SYS_UART_BAUD 115200
#define CONFIG_BOARD_NAME "OpenRISC Generic"
#define CONFIG_SYS_NO_FLASH
#define CONFIG_SYS_MAX_FLASH_SECT 0
/*
* SERIAL
*/
# define CONFIG_SYS_NS16550
# define CONFIG_SYS_NS16550_SERIAL
# define CONFIG_SYS_NS16550_REG_SIZE 1
# define CONFIG_CONS_INDEX 1
# define CONFIG_SYS_NS16550_COM1 (0x90000000)
# define CONFIG_SYS_NS16550_CLK CONFIG_SYS_CLK_FREQ
#define CONFIG_BAUDRATE CONFIG_SYS_UART_BAUD
#define CONFIG_SYS_BAUDRATE_TABLE {CONFIG_BAUDRATE}
#define CONFIG_SYS_CONSOLE_INFO_QUIET /* Suppress console info */
#define CONSOLE_ARG "console=console=ttyS0,115200\0"
/*
* Ethernet
*/
#define CONFIG_ETHOC
#define CONFIG_SYS_ETHOC_BASE 0x92000000
#define CONFIG_BOOTFILE "boot.img"
#define CONFIG_LOADADDR 0x100000 /* 1MB mark */
/*
* TIMER
*/
#define CONFIG_SYS_HZ 1000
#define CONFIG_SYS_OPENRISC_TMR_HZ 100
/*
* Memory organisation:
*
* RAM start ---------------------------
* | ... |
* ---------------------------
* | Stack |
* ---------------------------
* | Global data |
* ---------------------------
* | Environment |
* ---------------------------
* | Monitor |
* RAM end ---------------------------
*/
/* We're running in RAM */
#define CONFIG_MONITOR_IS_IN_RAM
#define CONFIG_SYS_MONITOR_LEN 0x40000 /* Reserve 256k */
#define CONFIG_SYS_MONITOR_BASE (CONFIG_SYS_SDRAM_BASE + \
CONFIG_SYS_SDRAM_SIZE - \
CONFIG_SYS_MONITOR_LEN)
#define CONFIG_ENV_IS_NOWHERE
#define CONFIG_ENV_SIZE 0x20000 /* Total Size of Environment, 128KB */
#define CONFIG_ENV_ADDR (CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SIZE)
/*
* Global data object and stack pointer
*/
#define CONFIG_SYS_GBL_DATA_OFFSET (CONFIG_ENV_ADDR \
- GENERATED_GBL_DATA_SIZE)
#define CONFIG_SYS_GBL_DATA_ADDR CONFIG_SYS_GBL_DATA_OFFSET
#define CONFIG_SYS_INIT_SP_ADDR CONFIG_SYS_GBL_DATA_OFFSET
#define CONFIG_SYS_INIT_SP_OFFSET CONFIG_SYS_GBL_DATA_OFFSET
#define CONFIG_SYS_STACK_LENGTH 0x10000 /* 64KB */
#define CONFIG_SYS_MALLOC_LEN 0x400000 /* 4MB */
#define CONFIG_SYS_MALLOC_BASE (CONFIG_SYS_INIT_SP_OFFSET \
- CONFIG_SYS_STACK_LENGTH \
- CONFIG_SYS_MALLOC_LEN)
/*
* MISC
*/
#define CONFIG_SYS_LONGHELP /* Provide extended help */
#define CONFIG_SYS_PROMPT "==> " /* Command prompt */
#define CONFIG_SYS_CBSIZE 256 /* Console I/O buf size */
#define CONFIG_SYS_MAXARGS 16 /* Max command args */
#define CONFIG_SYS_BARGSIZE CONFIG_SYS_CBSIZE /* Bootarg buf size */
#define CONFIG_SYS_PBSIZE (CONFIG_SYS_CBSIZE + \
sizeof(CONFIG_SYS_PROMPT) + \
16) /* Print buf size */
#define CONFIG_SYS_LOAD_ADDR CONFIG_SYS_SDRAM_BASE
#define CONFIG_SYS_MEMTEST_START (CONFIG_SYS_SDRAM_BASE + 0x2000)
#define CONFIG_SYS_MEMTEST_END (CONFIG_SYS_INIT_SP_ADDR - 0x20000)
#define CONFIG_CMDLINE_EDITING
/*
* Command line configuration.
*/
#include <config_cmd_default.h>
#define CONFIG_CMD_IRQ
#define CONFIG_CMD_ELF
#define CONFIG_CMD_BSP
#define CONFIG_CMD_MII
#define CONFIG_CMD_DHCP
#define CONFIG_CMD_PING
#define CONFIG_OF_LIBFDT
#define CONFIG_LMB
/*
* BOOTP options
*/
#define CONFIG_BOOTP_BOOTFILESIZE
#define CONFIG_BOOTP_BOOTPATH
#define CONFIG_BOOTP_GATEWAY
#define CONFIG_BOOTP_HOSTNAME
#endif /* __CONFIG_H */