diff options
author | Daniel Hellstrom <daniel@gaisler.com> | 2008-03-26 23:38:48 +0100 |
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committer | Daniel Hellstrom <daniel@gaisler.com> | 2008-04-08 07:58:33 +0000 |
commit | 6ed8a43a19bb0275501bc286007daafa923552cf (patch) | |
tree | 5c2364eeee38ac6617a16b43be729dd7dc80aa10 /include/configs/gr_cpci_ax2000.h | |
parent | 6940383d9ec1bfe2f13e339e6f723e8d34af2b12 (diff) |
SPARC/LEON3: added support for GR-CPCI-AX2000 FPGA AX board. The FPGA is exchangeable but a standard LEON3 design is assumed. See www.gaisler.com for information.
Signed-off-by: Daniel Hellstrom <daniel@gaisler.com>
Diffstat (limited to 'include/configs/gr_cpci_ax2000.h')
-rw-r--r-- | include/configs/gr_cpci_ax2000.h | 380 |
1 files changed, 380 insertions, 0 deletions
diff --git a/include/configs/gr_cpci_ax2000.h b/include/configs/gr_cpci_ax2000.h new file mode 100644 index 0000000000..1276f4d83a --- /dev/null +++ b/include/configs/gr_cpci_ax2000.h @@ -0,0 +1,380 @@ +/* Configuration header file for Gaisler GR-CPCI-AX2000 + * AX board. Note that since the AX is removable the configuration + * for this board must be edited below. + * + * (C) Copyright 2003-2005 + * Wolfgang Denk, DENX Software Engineering, wd@denx.de. + * + * (C) Copyright 2008 + * Daniel Hellstrom, Gaisler Research, daniel@gaisler.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 + */ + +#ifndef __CONFIG_H__ +#define __CONFIG_H__ + +/* + * High Level Configuration Options + * (easy to change) + */ + +#define CONFIG_LEON3 /* This is an LEON3 CPU */ +#define CONFIG_LEON 1 /* This is an LEON CPU */ +#define CONFIG_CPCI_AX2000 1 /* ... on GR-CPCI-AX2000 board */ + +#define CONFIG_LEON_RAM_SRAM 1 +#define CONFIG_LEON_RAM_SDRAM 2 +#define CONFIG_LEON_RAM_SDRAM_NOSRAM 3 + +/* Select Memory to run from + * + * SRAM - UBoot is run in SRAM, SRAM-0x40000000, SDRAM-0x60000000 + * SDRAM - UBoot is run in SDRAM, SRAM-0x40000000 and SDRAM-0x60000000 + * SDRAM_NOSRAM - UBoot is run in SDRAM, SRAM not available, SDRAM at 0x40000000 + * + * Note, if Linux is to be used, SDRAM or SDRAM_NOSRAM is required since + * it doesn't fit into the 4Mb SRAM. + * + * SRAM is default since it will work for all systems, however will not + * be able to boot linux. + */ +#define CONFIG_LEON_RAM_SELECT CONFIG_LEON_RAM_SRAM + +/* CPU / AMBA BUS configuration */ +#define CONFIG_SYS_CLK_FREQ 20000000 /* 20MHz */ + +/* Number of SPARC register windows */ +#define CFG_SPARC_NWINDOWS 8 + +/* + * Serial console configuration + */ +#define CONFIG_BAUDRATE 38400 /* ... at 38400 bps */ +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200, 230400 } + +/* Partitions */ +#define CONFIG_DOS_PARTITION +#define CONFIG_MAC_PARTITION +#define CONFIG_ISO_PARTITION + +/* + * Supported commands + */ +#include <config_cmd_default.h> + +#define CONFIG_CMD_REGINFO +#define CONFIG_CMD_AMBAPP +#define CONFIG_CMD_PING +#define CONFIG_CMD_DIAG +#define CONFIG_CMD_IRQ + +/* + * Autobooting + */ +#define CONFIG_BOOTDELAY 5 /* autoboot after 5 seconds */ + +#define CONFIG_PREBOOT "echo;" \ + "echo Type \"run flash_nfs\" to mount root filesystem over NFS;" \ + "echo" + +#undef CONFIG_BOOTARGS + +#define CONFIG_EXTRA_ENV_SETTINGS_BASE \ + "netdev=eth0\0" \ + "nfsargs=setenv bootargs console=ttyS0,38400 root=/dev/nfs rw " \ + "nfsroot=${serverip}:${rootpath}\0" \ + "ramargs=setenv bootargs console=ttyS0,${baudrate} root=/dev/ram rw\0" \ + "addip=setenv bootargs ${bootargs} " \ + "ip=${ipaddr}:${serverip}:${gatewayip}:${netmask}" \ + ":${hostname}:${netdev}:off panic=1\0" \ + "flash_nfs=run nfsargs addip;" \ + "bootm ${kernel_addr}\0" \ + "flash_self=run ramargs addip;" \ + "bootm ${kernel_addr} ${ramdisk_addr}\0" \ + "getkernel=tftpboot \$\(scratch\)\ \$\(bootfile\)\0" \ + "bootargs=console=ttyS0,38400 root=/dev/nfs rw nfsroot=192.168.0.20:/export/rootfs ip=192.168.0.206:192.168.0.20:192.168.0.1:255.255.255.0:ax2000:eth0\0" + +#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SRAM +#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \ + "net_nfs=tftp 40000000 ${bootfile};run nfsargs addip;bootm\0" \ + "scratch=40200000\0" \ + "" +#elif CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM +#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \ + "net_nfs=tftp 60000000 ${bootfile};run nfsargs addip;bootm\0" \ + "scratch=60800000\0" \ + "" +#else +/* More than 4Mb is assumed when running from SDRAM */ +#define CONFIG_EXTRA_ENV_SETTINGS_SELECT \ + "net_nfs=tftp 40000000 ${bootfile};run nfsargs addip;bootm\0" \ + "scratch=40800000\0" \ + "" +#endif + +#define CONFIG_EXTRA_ENV_SETTINGS CONFIG_EXTRA_ENV_SETTINGS_BASE CONFIG_EXTRA_ENV_SETTINGS_SELECT + +#define CONFIG_NETMASK 255.255.255.0 +#define CONFIG_GATEWAYIP 192.168.0.1 +#define CONFIG_SERVERIP 192.168.0.20 +#define CONFIG_IPADDR 192.168.0.206 +#define CONFIG_ROOTPATH /export/rootfs +#define CONFIG_HOSTNAME ax2000 +#define CONFIG_BOOTFILE /uImage + +#define CONFIG_BOOTCOMMAND "run flash_self" + +/* Memory MAP + * + * Flash: + * |--------------------------------| + * | 0x00000000 Text & Data & BSS | * + * | for Monitor | * + * | ~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| * + * | UNUSED / Growth | * 256kb + * |--------------------------------| + * | 0x00050000 Base custom area | * + * | kernel / FS | * + * | | * Rest of Flash + * |~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~| + * | END-0x00008000 Environment | * 32kb + * |--------------------------------| + * + * + * + * Main Memory (4Mb SRAM or XMb SDRAM): + * |--------------------------------| + * | UNUSED / scratch area | + * | | + * | | + * | | + * | | + * |--------------------------------| + * | Monitor .Text / .DATA / .BSS | * 256kb + * | Relocated! | * + * |--------------------------------| + * | Monitor Malloc | * 128kb (contains relocated environment) + * |--------------------------------| + * | Monitor/kernel STACK | * 64kb + * |--------------------------------| + * | Page Table for MMU systems | * 2k + * |--------------------------------| + * | PROM Code accessed from Linux | * 6kb-128b + * |--------------------------------| + * | Global data (avail from kernel)| * 128b + * |--------------------------------| + * + */ + +/* + * Flash configuration (8,16 or 32 MB) + * TEXT base always at 0xFFF00000 + * ENV_ADDR always at 0xFFF40000 + * FLASH_BASE at 0xFC000000 for 64 MB + * 0xFE000000 for 32 MB + * 0xFF000000 for 16 MB + * 0xFF800000 for 8 MB + */ +/*#define CFG_NO_FLASH 1*/ +#define CFG_FLASH_BASE 0x00000000 +#define CFG_FLASH_SIZE 0x00800000 + +#define PHYS_FLASH_SECT_SIZE 0x00020000 /* 128 KB sectors */ +#define CFG_MAX_FLASH_SECT 64 /* max num of sects on one chip */ +#define CFG_MAX_FLASH_BANKS 1 /* max num of memory banks */ + +#define CFG_FLASH_ERASE_TOUT 240000 /* Flash Erase Timeout (in ms) */ +#define CFG_FLASH_WRITE_TOUT 500 /* Flash Write Timeout (in ms) */ +#define CFG_FLASH_LOCK_TOUT 5 /* Timeout for Flash Set Lock Bit (in ms) */ +#define CFG_FLASH_UNLOCK_TOUT 10000 /* Timeout for Flash Clear Lock Bits (in ms) */ +#define CFG_FLASH_PROTECTION /* "Real" (hardware) sectors protection */ + +/*** CFI CONFIG ***/ +#define CFG_FLASH_CFI_WIDTH FLASH_CFI_8BIT +#define CFG_FLASH_CFI_DRIVER +#define CFG_FLASH_CFI +/* Bypass cache when reading regs from flash memory */ +#define CFG_FLASH_CFI_BYPASS_READ +/* Buffered writes (32byte/go) instead of single accesses */ +#define CFG_FLASH_USE_BUFFER_WRITE + +/* + * Environment settings + */ +/*#define CFG_ENV_IS_NOWHERE 1*/ +#define CFG_ENV_IS_IN_FLASH 1 +/* CFG_ENV_ADDR need to be at sector boundary */ +#define CFG_ENV_SIZE 0x8000 +#define CFG_ENV_SECT_SIZE 0x20000 +#define CFG_ENV_ADDR (CFG_FLASH_BASE+CFG_FLASH_SIZE-CFG_ENV_SECT_SIZE) +#define CONFIG_ENV_OVERWRITE 1 + +/* + * Memory map + * + * Always 4Mb SRAM available + * SDRAM module may be available on 0x60000000, SDRAM + * is configured as if a 128Mb SDRAM module is available. + */ + +#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM +#define CFG_SDRAM_BASE 0x40000000 +#else +#define CFG_SDRAM_BASE 0x60000000 +#endif + +#define CFG_SDRAM_SIZE 0x08000000 +#define CFG_SDRAM_END (CFG_SDRAM_BASE+CFG_SDRAM_SIZE) + +/* 4Mb SRAM available */ +#if CONFIG_LEON_RAM_SELECT != CONFIG_LEON_RAM_SDRAM_NOSRAM +#define CFG_SRAM_BASE 0x40000000 +#define CFG_SRAM_SIZE 0x400000 +#define CFG_SRAM_END (CFG_SRAM_BASE+CFG_SRAM_SIZE) +#endif + +/* Select RAM used to run U-BOOT from... */ +#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SRAM +#define CFG_RAM_BASE CFG_SRAM_BASE +#define CFG_RAM_SIZE CFG_SRAM_SIZE +#define CFG_RAM_END CFG_SRAM_END +#else +#define CFG_RAM_BASE CFG_SDRAM_BASE +#define CFG_RAM_SIZE CFG_SDRAM_SIZE +#define CFG_RAM_END CFG_SDRAM_END +#endif + +#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ +#define CFG_GBL_DATA_OFFSET (CFG_RAM_END - CFG_GBL_DATA_SIZE) + +#define CFG_PROM_SIZE (8192-CFG_GBL_DATA_SIZE) +#define CFG_PROM_OFFSET (CFG_GBL_DATA_OFFSET-CFG_PROM_SIZE) + +#define CFG_INIT_SP_OFFSET (CFG_PROM_OFFSET-32) +#define CFG_STACK_SIZE (0x10000-32) + +#define CFG_MONITOR_BASE TEXT_BASE +#if (CFG_MONITOR_BASE < CFG_FLASH_BASE) +# define CFG_RAMBOOT 1 +#endif + +#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ +#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ +#define CFG_BOOTMAPSZ (8 << 20) /* Initial Memory map for Linux */ + +#define CFG_MALLOC_END (CFG_INIT_SP_OFFSET-CFG_STACK_SIZE) +#define CFG_MALLOC_BASE (CFG_MALLOC_END-CFG_MALLOC_LEN) + +/* relocated monitor area */ +#define CFG_RELOC_MONITOR_MAX_END CFG_MALLOC_BASE +#define CFG_RELOC_MONITOR_BASE (CFG_RELOC_MONITOR_MAX_END-CFG_MONITOR_LEN) + +/* make un relocated address from relocated address */ +#define UN_RELOC(address) (address-(CFG_RELOC_MONITOR_BASE-TEXT_BASE)) + +/* + * Ethernet configuration uses on board SMC91C111 + */ +#define CONFIG_DRIVER_SMC91111 1 +#define CONFIG_SMC91111_BASE 0x20000300 /* chip select 3 */ +#define CONFIG_SMC_USE_32_BIT 1 /* 32 bit bus */ +#undef CONFIG_SMC_91111_EXT_PHY /* we use internal phy */ +/*#define CONFIG_SHOW_ACTIVITY*/ +#define CONFIG_NET_RETRY_COUNT 10 /* # of retries */ + +#define CONFIG_ETHADDR 00:00:7a:cc:00:13 +#define CONFIG_PHY_ADDR 0x00 + +/* + * Miscellaneous configurable options + */ +#define CFG_LONGHELP /* undef to save memory */ +#define CFG_PROMPT "=> " /* Monitor Command Prompt */ +#if defined(CONFIG_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 0x00100000 /* memtest works on */ +#define CFG_MEMTEST_END 0x00f00000 /* 1 ... 15 MB in DRAM */ + +#define CFG_LOAD_ADDR 0x100000 /* default load address */ + +#define CFG_HZ 1000 /* decrementer freq: 1 ms ticks */ + +/* + * Various low-level settings + */ + +/*----------------------------------------------------------------------- + * USB stuff + *----------------------------------------------------------------------- + */ +#define CONFIG_USB_CLOCK 0x0001BBBB +#define CONFIG_USB_CONFIG 0x00005000 + +/***** Gaisler GRLIB IP-Cores Config ********/ + +/* AMBA Plug & Play info display on startup */ +/*#define CFG_AMBAPP_PRINT_ON_STARTUP*/ + +#define CFG_GRLIB_SDRAM 0 + +/* See, GRLIB Docs (grip.pdf) on how to set up + * These the memory controller registers. + */ +#define CFG_GRLIB_MEMCFG1 (0x10f800ff | (1<<11)) +#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM +#define CFG_GRLIB_MEMCFG2 0x82206000 +#else +#define CFG_GRLIB_MEMCFG2 0x82205260 +#endif +#define CFG_GRLIB_MEMCFG3 0x0809a000 + +#define CFG_GRLIB_FT_MEMCFG1 (0x10f800ff | (1<<11)) +#if CONFIG_LEON_RAM_SELECT == CONFIG_LEON_RAM_SDRAM_NOSRAM +#define CFG_GRLIB_FT_MEMCFG2 0x82206000 +#else +#define CFG_GRLIB_FT_MEMCFG2 0x82205260 +#endif +#define CFG_GRLIB_FT_MEMCFG3 0x0809a000 + +/* no DDR controller */ +#define CFG_GRLIB_DDR_CFG 0x00000000 + +/* no DDR2 Controller */ +#define CFG_GRLIB_DDR2_CFG1 0x00000000 +#define CFG_GRLIB_DDR2_CFG3 0x00000000 + +/* Calculate scaler register value from default baudrate */ +#define CFG_GRLIB_APBUART_SCALER \ + ((((CONFIG_SYS_CLK_FREQ*10)/(CONFIG_BAUDRATE*8))-5)/10) + +/* Identification string */ +#define CONFIG_IDENT_STRING "GAISLER LEON3 GR-CPCI-AX2000" + +/* default kernel command line */ +#define CONFIG_DEFAULT_KERNEL_COMMAND_LINE "console=ttyS0,38400\0\0" + +#endif /* __CONFIG_H */ |