--- /dev/null
+/*
+ * (C) Copyright 2002 Scott McNutt <smcnutt@artesyncp.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_EBONY.h - configuration for IBM 440GP Ref (Ebony)
+ ***********************************************************************/
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+
+/*-----------------------------------------------------------------------
+ * High Level Configuration Options
+ *----------------------------------------------------------------------*/
+#define CONFIG_EBONY 1 /* Board is ebony */
+#define CONFIG_4xx 1 /* ... PPC4xx family */
+#define CONFIG_BOARD_PRE_INIT 1 /* Call board_pre_init */
+#undef CFG_DRAM_TEST /* Disable-takes long time! */
+#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
+
+/*-----------------------------------------------------------------------
+ * Base addresses -- Note these are effective addresses where the
+ * actual resources get mapped (not physical addresses)
+ *----------------------------------------------------------------------*/
+#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
+#define CFG_FLASH_BASE 0xff800000 /* start of FLASH */
+#define CFG_MONITOR_BASE 0xfff80000 /* start of monitor */
+#define CFG_PCI_MEMBASE 0x80000000 /* mapped pci memory */
+#define CFG_PERIPHERAL_BASE 0xe0000000 /* internal peripherals */
+#define CFG_ISRAM_BASE 0xc0000000 /* internal SRAM */
+#define CFG_PCI_BASE 0xd0000000 /* internal PCI regs */
+
+#define CFG_FPGA_BASE (CFG_PERIPHERAL_BASE + 0x08300000)
+#define CFG_NVRAM_BASE_ADDR (CFG_PERIPHERAL_BASE + 0x08000000)
+
+/*-----------------------------------------------------------------------
+ * Initial RAM & stack pointer (placed in internal SRAM)
+ *----------------------------------------------------------------------*/
+#define CFG_INIT_RAM_ADDR CFG_ISRAM_BASE /* Initial RAM address */
+#define CFG_INIT_RAM_END 0x2000 /* End of used area in RAM */
+#define CFG_GBL_DATA_SIZE 128 /* num bytes initial data */
+
+#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE)
+#define CFG_INIT_SP_OFFSET CFG_GBL_DATA_OFFSET
+
+#define CFG_MONITOR_LEN (256 * 1024) /* Reserve 256 kB for Mon */
+#define CFG_MALLOC_LEN (128 * 1024) /* Reserve 128 kB for malloc*/
+
+/*-----------------------------------------------------------------------
+ * Serial Port
+ *----------------------------------------------------------------------*/
+#undef CONFIG_SERIAL_SOFTWARE_FIFO
+#define CFG_EXT_SERIAL_CLOCK (1843200 * 6) /* Ext clk @ 11.059 MHz */
+#define CONFIG_BAUDRATE 9600
+
+#define CFG_BAUDRATE_TABLE \
+ {300, 600, 1200, 2400, 4800, 9600, 19200, 38400}
+
+/*-----------------------------------------------------------------------
+ * NVRAM/RTC
+ *
+ * NOTE: Upper 8 bytes of NVRAM is where the RTC registers are located.
+ * The DS1743 code assumes this condition (i.e. -- it assumes the base
+ * address for the RTC registers is:
+ *
+ * CFG_NVRAM_BASE_ADDR + CFG_NVRAM_SIZE
+ *
+ *----------------------------------------------------------------------*/
+#define CFG_NVRAM_SIZE (0x2000 - 8) /* NVRAM size(8k)- RTC regs */
+#define CONFIG_RTC_DS174x 1 /* DS1743 RTC */
+
+/*-----------------------------------------------------------------------
+ * FLASH related
+ *----------------------------------------------------------------------*/
+#define CFG_MAX_FLASH_BANKS 3 /* number of banks */
+#define CFG_MAX_FLASH_SECT 32 /* sectors per device */
+
+#undef CFG_FLASH_CHECKSUM
+#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
+#define CFG_FLASH_WRITE_TOUT 500 /* Timeout for Flash Write (in ms) */
+
+/*-----------------------------------------------------------------------
+ * DDR SDRAM
+ *----------------------------------------------------------------------*/
+#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for setup */
+#define SPD_EEPROM_ADDRESS {0x53,0x52} /* SPD i2c spd addresses */
+
+/*-----------------------------------------------------------------------
+ * I2C
+ *----------------------------------------------------------------------*/
+#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
+#define CFG_I2C_NOPROBES {0x69} /* Don't probe these addrs */
+
+
+/*-----------------------------------------------------------------------
+ * Environment
+ *----------------------------------------------------------------------*/
+#define CFG_ENV_IS_IN_NVRAM 1 /* Environment uses NVRAM */
+#undef CFG_ENV_IS_IN_FLASH /* ... not in flash */
+#undef CFG_ENV_IS_IN_EEPROM /* ... not in EEPROM */
+
+#define CFG_ENV_SIZE 0x1000 /* Size of Environment vars */
+#define CFG_ENV_ADDR \
+ (CFG_NVRAM_BASE_ADDR+CFG_NVRAM_SIZE-CFG_ENV_SIZE)
+
+#define CONFIG_BOOTARGS "root=/dev/hda1 "
+#define CONFIG_BOOTCOMMAND "bootm ffc00000" /* autoboot command */
+#define CONFIG_BOOTDELAY -1 /* disable autoboot */
+#define CONFIG_BAUDRATE 9600
+
+#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 8 /* PHY address */
+
+
+#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
+ CFG_CMD_PCI | \
+ CFG_CMD_IRQ | \
+ CFG_CMD_I2C | \
+ CFG_CMD_KGDB | \
+ CFG_CMD_DHCP | \
+ CFG_CMD_DATE | \
+ CFG_CMD_BEDBUG | \
+ CFG_CMD_ELF )
+
+/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
+#include <cmd_confdefs.h>
+
+#undef CONFIG_WATCHDOG /* watchdog disabled */
+
+/*
+ * 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 0x0400000 /* memtest works on */
+#define CFG_MEMTEST_END 0x0C00000 /* 4 ... 12 MB in DRAM */
+
+#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 */
+
+
+/*-----------------------------------------------------------------------
+ * PCI stuff
+ *-----------------------------------------------------------------------
+ */
+/* General PCI */
+#define CONFIG_PCI /* include pci support */
+#define CONFIG_PCI_PNP /* do pci plug-and-play */
+#define CONFIG_PCI_SCAN_SHOW /* show pci devices on startup */
+#define CFG_PCI_TARGBASE 0x80000000 /* PCIaddr mapped to CFG_PCI_MEMBASE */
+
+/* Board-specific PCI */
+#define CFG_PCI_PRE_INIT /* enable board pci_pre_init() */
+#define CFG_PCI_TARGET_INIT /* let board init pci target */
+
+#define CFG_PCI_SUBSYS_VENDORID 0x1014 /* IBM */
+#define CFG_PCI_SUBSYS_DEVICEID 0xcafe /* Whatever */
+
+/*
+ * 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 */
+/*-----------------------------------------------------------------------
+ * Cache Configuration
+ */
+#define CFG_DCACHE_SIZE 8192 /* For IBM 405 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
+
+/*
+ * 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 */
projects / oweals / u-boot.git / commitdiff