*----------------------------------------------------------------------*/
#define CONFIG_BAMBOO 1 /* Board is BAMBOO */
#define CONFIG_440EP 1 /* Specific PPC440EP support */
+#define CONFIG_440 1 /* ... PPC440 family */
#define CONFIG_4xx 1 /* ... PPC4xx family */
#define CONFIG_SYS_CLK_FREQ 33333333 /* external freq to pll */
*----------------------------------------------------------------------*/
#define CFG_MONITOR_LEN (384 * 1024) /* Reserve 384 kB for Monitor */
#define CFG_MALLOC_LEN (256 * 1024) /* Reserve 256 kB for malloc() */
-#define CFG_MONITOR_BASE (-CFG_MONITOR_LEN)
+#define CFG_MONITOR_BASE TEXT_BASE
#define CFG_SDRAM_BASE 0x00000000 /* _must_ be 0 */
#define CFG_FLASH_BASE 0xfff00000 /* start of FLASH */
#define CFG_PCI_MEMBASE 0xa0000000 /* mapped pci memory*/
* Initial RAM & stack pointer (placed in SDRAM)
*----------------------------------------------------------------------*/
#define CFG_INIT_RAM_DCACHE 1 /* d-cache as init ram */
-#define CFG_INIT_RAM_ADDR 0x70000000 /* DCache */
+#define CFG_INIT_RAM_ADDR 0x70000000 /* DCache */
#define CFG_INIT_RAM_END (4 << 10)
-#define CFG_GBL_DATA_SIZE 256 /* num bytes initial data */
+#define CFG_GBL_DATA_SIZE 256 /* 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
/*-----------------------------------------------------------------------
* Environment
*----------------------------------------------------------------------*/
-/*
- * Define here the location of the environment variables (FLASH or EEPROM).
- * Note: DENX encourages to use redundant environment in FLASH.
- */
-#if 1
+#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
#define CFG_ENV_IS_IN_FLASH 1 /* use FLASH for environment vars */
#else
-#define CFG_ENV_IS_IN_EEPROM 1 /* use EEPROM for environment vars */
+#define CFG_ENV_IS_IN_NAND 1 /* use NAND for environment vars */
+#define CFG_ENV_IS_EMBEDDED 1 /* use embedded environment */
#endif
/*-----------------------------------------------------------------------
* FLASH related
*----------------------------------------------------------------------*/
-#define CFG_MAX_FLASH_BANKS 3 /* number of banks */
-#define CFG_MAX_FLASH_SECT 256 /* sectors per device */
+#define CFG_MAX_FLASH_BANKS 3 /* number of banks */
+#define CFG_MAX_FLASH_SECT 256 /* sectors per device */
#undef CFG_FLASH_CHECKSUM
#define CFG_FLASH_ERASE_TOUT 120000 /* Timeout for Flash Erase (in ms) */
#define CFG_FLASH_ADDR1 0x2aa
#define CFG_FLASH_WORD_SIZE unsigned char
-#define CFG_FLASH_2ND_16BIT_DEV 1 /* bamboo has 8 and 16bit device */
-#define CFG_FLASH_2ND_ADDR 0x87800000 /* bamboo has 8 and 16bit device */
+#define CFG_FLASH_2ND_16BIT_DEV 1 /* bamboo has 8 and 16bit device */
+#define CFG_FLASH_2ND_ADDR 0x87800000 /* bamboo has 8 and 16bit device */
#ifdef CFG_ENV_IS_IN_FLASH
-#define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
-#define CFG_ENV_ADDR (CFG_MONITOR_BASE-CFG_ENV_SECT_SIZE)
+#define CFG_ENV_SECT_SIZE 0x10000 /* size of one complete sector */
+#define CFG_ENV_ADDR ((-CFG_MONITOR_LEN)-CFG_ENV_SECT_SIZE)
#define CFG_ENV_SIZE 0x2000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_SIZE_REDUND (CFG_ENV_SIZE)
#endif /* CFG_ENV_IS_IN_FLASH */
+/*
+ * IPL (Initial Program Loader, integrated inside CPU)
+ * Will load first 4k from NAND (SPL) into cache and execute it from there.
+ *
+ * SPL (Secondary Program Loader)
+ * Will load special U-Boot version (NUB) from NAND and execute it. This SPL
+ * has to fit into 4kByte. It sets up the CPU and configures the SDRAM
+ * controller and the NAND controller so that the special U-Boot image can be
+ * loaded from NAND to SDRAM.
+ *
+ * NUB (NAND U-Boot)
+ * This NAND U-Boot (NUB) is a special U-Boot version which can be started
+ * from RAM. Therefore it mustn't (re-)configure the SDRAM controller.
+ *
+ * On 440EPx the SPL is copied to SDRAM before the NAND controller is
+ * set up. While still running from cache, I experienced problems accessing
+ * the NAND controller. sr - 2006-08-25
+ */
+#define CFG_NAND_BOOT_SPL_SRC 0xfffff000 /* SPL location */
+#define CFG_NAND_BOOT_SPL_SIZE (4 << 10) /* SPL size */
+#define CFG_NAND_BOOT_SPL_DST 0x00800000 /* Copy SPL here */
+#define CFG_NAND_U_BOOT_DST 0x01000000 /* Load NUB to this addr */
+#define CFG_NAND_U_BOOT_START CFG_NAND_U_BOOT_DST /* Start NUB from this addr */
+#define CFG_NAND_BOOT_SPL_DELTA (CFG_NAND_BOOT_SPL_SRC - CFG_NAND_BOOT_SPL_DST)
+
+/*
+ * Define the partitioning of the NAND chip (only RAM U-Boot is needed here)
+ */
+#define CFG_NAND_U_BOOT_OFFS (16 << 10) /* Offset to RAM U-Boot image */
+#define CFG_NAND_U_BOOT_SIZE (384 << 10) /* Size of RAM U-Boot image */
+
+/*
+ * Now the NAND chip has to be defined (no autodetection used!)
+ */
+#define CFG_NAND_PAGE_SIZE 512 /* NAND chip page size */
+#define CFG_NAND_BLOCK_SIZE (16 << 10) /* NAND chip block size */
+#define CFG_NAND_PAGE_COUNT 32 /* NAND chip page count */
+#define CFG_NAND_BAD_BLOCK_POS 5 /* Location of bad block marker */
+#define CFG_NAND_4_ADDR_CYCLE 1 /* Fourth addr used (>32MB) */
+
+#define CFG_NAND_ECCSIZE 256
+#define CFG_NAND_ECCBYTES 3
+#define CFG_NAND_ECCSTEPS (CFG_NAND_PAGE_SIZE / CFG_NAND_ECCSIZE)
+#define CFG_NAND_OOBSIZE 16
+#define CFG_NAND_ECCTOTAL (CFG_NAND_ECCBYTES * CFG_NAND_ECCSTEPS)
+#define CFG_NAND_ECCPOS {0, 1, 2, 3, 6, 7}
+
+#ifdef CFG_ENV_IS_IN_NAND
+/*
+ * For NAND booting the environment is embedded in the U-Boot image. Please take
+ * look at the file board/amcc/sequoia/u-boot-nand.lds for details.
+ */
+#define CFG_ENV_SIZE CFG_NAND_BLOCK_SIZE
+#define CFG_ENV_OFFSET (CFG_NAND_U_BOOT_OFFS + CFG_ENV_SIZE)
+#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET + CFG_ENV_SIZE)
+#endif
+
/*-----------------------------------------------------------------------
* NAND FLASH
*----------------------------------------------------------------------*/
-#define CFG_MAX_NAND_DEVICE 1
-#define NAND_MAX_CHIPS 1
-#define CFG_NAND_CS 1
+#define CFG_MAX_NAND_DEVICE 2
+#define NAND_MAX_CHIPS CFG_MAX_NAND_DEVICE
#define CFG_NAND_BASE (CFG_NAND_ADDR + CFG_NAND_CS)
+#define CFG_NAND_BASE_LIST { CFG_NAND_BASE, CFG_NAND_ADDR + 2 }
#define CFG_NAND_SELECT_DEVICE 1 /* nand driver supports mutipl. chips */
+#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
+#define CFG_NAND_CS 1
+#else
+#define CFG_NAND_CS 0 /* NAND chip connected to CSx */
+/* Memory Bank 0 (NAND-FLASH) initialization */
+#define CFG_EBC_PB0AP 0x018003c0
+#define CFG_EBC_PB0CR (CFG_NAND_ADDR | 0x1c000)
+#endif
+
/*-----------------------------------------------------------------------
* DDR SDRAM
*----------------------------------------------------------------------------- */
#define CONFIG_SPD_EEPROM /* Use SPD EEPROM for setup */
#undef CONFIG_DDR_ECC /* don't use ECC */
#define CFG_SIMULATE_SPD_EEPROM 0xff /* simulate spd eeprom on this address */
-#define SPD_EEPROM_ADDRESS {CFG_SIMULATE_SPD_EEPROM, 0x50, 0x51}
+#define SPD_EEPROM_ADDRESS {CFG_SIMULATE_SPD_EEPROM, 0x50, 0x51}
+#define CFG_MBYTES_SDRAM (64) /* 64MB fixed size for early-sdram-init */
+#define CONFIG_PROG_SDRAM_TLB
+#undef CFG_DRAM_TEST
/*-----------------------------------------------------------------------
* I2C
#define USB_2_0_DEVICE
#endif /*CONFIG_440EP*/
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+
+
+/*
+ * Command line configuration.
+ */
+#include <config_cmd_default.h>
+
+
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DATE
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_ELF
+#define CONFIG_CMD_EEPROM
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_IRQ
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_NET
+#define CONFIG_CMD_NFS
+#define CONFIG_CMD_PCI
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_REGINFO
+#define CONFIG_CMD_SDRAM
+#define CONFIG_CMD_USB
+#define CONFIG_CMD_FAT
+#define CONFIG_CMD_EXT2
+#define CONFIG_CMD_SNTP
+
#ifdef CONFIG_BAMBOO_NAND
-#define _CFG_CMD_NAND CFG_CMD_NAND
-#else
-#define _CFG_CMD_NAND 0
-#endif /* CONFIG_BAMBOO_NAND */
+#define CONFIG_CMD_NAND
+#endif
-#define CONFIG_COMMANDS (CONFIG_CMD_DFL | \
- CFG_CMD_ASKENV | \
- CFG_CMD_DATE | \
- CFG_CMD_DHCP | \
- CFG_CMD_DIAG | \
- CFG_CMD_ELF | \
- CFG_CMD_EEPROM | \
- CFG_CMD_I2C | \
- CFG_CMD_IRQ | \
- CFG_CMD_MII | \
- CFG_CMD_NET | \
- CFG_CMD_NFS | \
- CFG_CMD_PCI | \
- CFG_CMD_PING | \
- CFG_CMD_REGINFO | \
- CFG_CMD_SDRAM | \
- CFG_CMD_USB | \
- CFG_CMD_FAT | \
- CFG_CMD_EXT2 | \
- _CFG_CMD_NAND | \
- CFG_CMD_SNTP )
#define CONFIG_SUPPORT_VFAT
-/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
-#include <cmd_confdefs.h>
-
/*
* Miscellaneous configurable options
*/
#define CFG_LONGHELP /* undef to save memory */
#define CFG_PROMPT "=> " /* Monitor Command Prompt */
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
#define CFG_CBSIZE 1024 /* Console I/O Buffer Size */
#else
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#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
#define CFG_PCI_MASTER_INIT
*/
#define CFG_DCACHE_SIZE (32<<10) /* For AMCC 440 CPUs */
#define CFG_CACHELINE_SIZE 32 /* ... */
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#if defined(CONFIG_CMD_KGDB)
#define CFG_CACHELINE_SHIFT 5 /* log base 2 of the above value */
#endif
#define BOOTFLAG_COLD 0x01 /* Normal Power-On: Boot from FLASH */
#define BOOTFLAG_WARM 0x02 /* Software reboot */
-#if (CONFIG_COMMANDS & CFG_CMD_KGDB)
+#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
projects / oweals / u-boot.git / blobdiff