diff options
Diffstat (limited to 'include/configs')
| -rw-r--r-- | include/configs/ppmc7xx.h | 419 |
1 files changed, 419 insertions, 0 deletions
diff --git a/include/configs/ppmc7xx.h b/include/configs/ppmc7xx.h new file mode 100644 index 0000000000..ea15524be0 --- /dev/null +++ b/include/configs/ppmc7xx.h @@ -0,0 +1,419 @@ +/* + * ppmc7xx.h + * --------- + * + * Wind River PPMC 7xx/74xx board configuration file. + * + * By Richard Danter (richard.danter@windriver.com) + * Copyright (C) 2005 Wind River Systems + */ + + +#ifndef __CONFIG_H +#define __CONFIG_H + +#define CONFIG_PPMC7XX + + +/*=================================================================== + * + * User configurable settings - Modify to your preference + * + *=================================================================== + */ + +/* + * Debug + * + * DEBUG - Define this is you want extra debug info + * GTREGREAD - Required to build with debug + * do_bdinfo - Required to build with debug + */ + +#undef DEBUG +#define GTREGREAD(x) 0xFFFFFFFF +#define do_bdinfo(a,b,c,d) + + +/* + * CPU type + * + * CONFIG_7xx - We have a 750 or 755 CPU + * CONFIG_74xx - We have a 7400 CPU + * CONFIG_ALTIVEC - We have altivec enabled CPU (only 7400) + * CONFIG_BUS_CLK - System bus clock in Hz + */ + +#define CONFIG_7xx +#undef CONFIG_74xx +#undef CONFIG_ALTIVEC +#define CONFIG_BUS_CLK 66000000 + + +/* + * Monitor configuration + * + * CONFIG_COMMANDS - List of command sets to include in shell + * + * The following command sets have been tested and known to work: + * + * CFG_CMD_CACHE - Cache control commands + * CFG_CMD_MEMORY - Memory display, change and test commands + * CFG_CMD_FLASH - Erase and program flash + * CFG_CMD_ENV - Environment commands + * CFG_CMD_RUN - Run commands stored in env vars + * CFG_CMD_ELF - Load ELF files + * CFG_CMD_NET - Networking/file download commands + * CFG_CMD_PING - ICMP Echo Request command + * CFG_CMD_PCI - PCI Bus scanning command + */ + +#define CONFIG_COMMANDS ( (CFG_CMD_DFL & ~(CFG_CMD_KGDB)) | \ + CFG_CMD_FLASH | \ + CFG_CMD_ENV | \ + CFG_CMD_RUN | \ + CFG_CMD_ELF | \ + CFG_CMD_NET | \ + CFG_CMD_PING | \ + CFG_CMD_PCI) + + +/* + * Serial configuration + * + * CONFIG_CONS_INDEX - Serial console port number (COM1) + * CONFIG_BAUDRATE - Serial speed + */ + +#define CONFIG_CONS_INDEX 1 +#define CONFIG_BAUDRATE 9600 + + +/* + * PCI config + * + * CONFIG_PCI - Enable PCI bus + * CONFIG_PCI_PNP - Enable Plug & Play support + * CONFIG_PCI_SCAN_SHOW - Enable display of devices at startup + */ + +#define CONFIG_PCI +#define CONFIG_PCI_PNP +#undef CONFIG_PCI_SCAN_SHOW + + +/* + * Network config + * + * CONFIG_NET_MULTI - Support for multiple network interfaces + * CONFIG_EEPRO100 - Intel 8255x Ethernet Controller + * CONFIG_EEPRO100_SROM_WRITE - Enable writing to network card ROM + */ + +#define CONFIG_NET_MULTI +#define CONFIG_EEPRO100 +#define CONFIG_EEPRO100_SROM_WRITE + + +/* + * Enable extra init functions + * + * CONFIG_MISC_INIT_F - Call pre-relocation init functions + * CONFIG_MISC_INIT_R - Call post relocation init functions + */ + +#undef CONFIG_MISC_INIT_F +#define CONFIG_MISC_INIT_R + + +/* + * Boot config + * + * CONFIG_BOOTCOMMAND - Command(s) to execute to auto-boot + * CONFIG_BOOTDELAY - How long to wait before auto-boot (in sec) + */ + +#define CONFIG_BOOTCOMMAND \ + "bootp;" \ + "setenv bootargs root=/dev/nfs rw nfsroot=$(serverip):$(rootpath) " \ + "ip=$(ipaddr):$(serverip):$(gatewayip):$(netmask):$(hostname)::off;" \ + "bootm" +#define CONFIG_BOOTDELAY 5 + + +/*=================================================================== + * + * Board configuration settings - You should not need to modify these + * + *=================================================================== + */ + + +#include <cmd_confdefs.h> + + +/* + * Memory map + * + * This board runs in a standard CHRP (Map-B) configuration. + * + * Type Start End Size Width Chip Sel + * ----------- ----------- ----------- ------- ------- -------- + * SDRAM 0x00000000 0x04000000 64MB 64b SDRAMCS0 + * User LED's 0x78000000 RCS3 + * UART 0x7C000000 RCS2 + * Mailbox 0xFF000000 RCS1 + * Flash 0xFFC00000 0xFFFFFFFF 4MB 64b RCS0 + * + * Flash sectors are laid out as follows. + * + * Sector Start End Size Comments + * ------- ----------- ----------- ------- ----------- + * 0 0xFFC00000 0xFFC3FFFF 256KB + * 1 0xFFC40000 0xFFC7FFFF 256KB + * 2 0xFFC80000 0xFFCBFFFF 256KB + * 3 0xFFCC0000 0xFFCFFFFF 256KB + * 4 0xFFD00000 0xFFD3FFFF 256KB + * 5 0xFFD40000 0xFFD7FFFF 256KB + * 6 0xFFD80000 0xFFDBFFFF 256KB + * 7 0xFFDC0000 0xFFDFFFFF 256KB + * 8 0xFFE00000 0xFFE3FFFF 256KB + * 9 0xFFE40000 0xFFE7FFFF 256KB + * 10 0xFFE80000 0xFFEBFFFF 256KB + * 11 0xFFEC0000 0xFFEFFFFF 256KB + * 12 0xFFF00000 0xFFF3FFFF 256KB U-Boot code here + * 13 0xFFF40000 0xFFF7FFFF 256KB + * 14 0xFFF80000 0xFFFBFFFF 256KB + * 15 0xFFFC0000 0xFFFDFFFF 128KB + * 16 0xFFFE0000 0xFFFE7FFF 32KB U-Boot env vars here + * 17 0xFFFE8000 0xFFFEFFFF 32KB U-Boot backup copy of env vars here + * 18 0xFFFF0000 0xFFFFFFFF 64KB + */ + + +/* + * SDRAM config - see memory map details above. + * + * CFG_SDRAM_BASE - Start address of SDRAM, this _must_ be zero! + * CFG_SDRAM_SIZE - Total size of contiguous SDRAM bank(s) + */ + +#define CFG_SDRAM_BASE 0x00000000 +#define CFG_SDRAM_SIZE 0x04000000 + + +/* + * Flash config - see memory map details above. + * + * CFG_FLASH_BASE - Start address of flash memory + * CFG_FLASH_SIZE - Total size of contiguous flash mem + * CFG_FLASH_ERASE_TOUT - Erase timeout in ms + * CFG_FLASH_WRITE_TOUT - Write timeout in ms + * CFG_MAX_FLASH_BANKS - Number of banks of flash on board + * CFG_MAX_FLASH_SECT - Number of sectors in a bank + */ + +#define CFG_FLASH_BASE 0xFFC00000 +#define CFG_FLASH_SIZE 0x00400000 +#define CFG_FLASH_ERASE_TOUT 250000 +#define CFG_FLASH_WRITE_TOUT 5000 +#define CFG_MAX_FLASH_BANKS 1 +#define CFG_MAX_FLASH_SECT 19 + + +/* + * Monitor config - see memory map details above + * + * CFG_MONITOR_BASE - Base address of monitor code + * CFG_MALLOC_LEN - Size of malloc pool (128KB) + */ + +#define CFG_MONITOR_BASE TEXT_BASE +#define CFG_MALLOC_LEN 0x20000 + + +/* + * Command shell settings + * + * CFG_BARGSIZE - Boot Argument buffer size + * CFG_BOOTMAPSZ - Size of app's mapped RAM at boot (Linux=8MB) + * CFG_CBSIZE - Console Buffer (input) size + * CFG_LOAD_ADDR - Default load address + * CFG_LONGHELP - Provide more detailed help + * CFG_MAXARGS - Number of args accepted by monitor commands + * CFG_MEMTEST_START - Start address of test to run on RAM + * CFG_MEMTEST_END - End address of RAM test + * CFG_PBSIZE - Print Buffer (output) size + * CFG_PROMPT - Prompt string + */ + +#define CFG_BARGSIZE 1024 +#define CFG_BOOTMAPSZ 0x800000 +#define CFG_CBSIZE 1024 +#define CFG_LOAD_ADDR 0x100000 +#define CFG_LONGHELP +#define CFG_MAXARGS 16 +#define CFG_MEMTEST_START 0x00040000 +#define CFG_MEMTEST_END 0x00040100 +#define CFG_PBSIZE 1024 +#define CFG_PROMPT "=> " + + +/* + * Environment config - see memory map details above + * + * CFG_ENV_IS_IN_FLASH - The env variables are stored in flash + * CFG_ENV_ADDR - Address of the sector containing env vars + * CFG_ENV_SIZE - Ammount of RAM for env vars (used to save RAM, 4KB) + * CFG_ENV_SECT_SIZE - Size of sector containing env vars (32KB) + */ + +#define CFG_ENV_IS_IN_FLASH 1 +#define CFG_ENV_ADDR 0xFFFE0000 +#define CFG_ENV_SIZE 0x1000 +#define CFG_ENV_ADDR_REDUND 0xFFFE8000 +#define CFG_ENV_SIZE_REDUND 0x1000 +#define CFG_ENV_SECT_SIZE 0x8000 + + +/* + * Initial RAM config + * + * Since the main system RAM is initialised very early, we place the INIT_RAM + * in the main system RAM just above the exception vectors. The contents are + * copied to top of RAM by the init code. + * + * CFG_INIT_RAM_ADDR - Address of Init RAM, above exception vect + * CFG_INIT_RAM_END - Size of Init RAM + * CFG_GBL_DATA_SIZE - Ammount of RAM to reserve for global data + * CFG_GBL_DATA_OFFSET - Start of global data, top of stack + */ + +#define CFG_INIT_RAM_ADDR (CFG_SDRAM_BASE + 0x4000) +#define CFG_INIT_RAM_END 0x4000 +#define CFG_GBL_DATA_SIZE 128 +#define CFG_GBL_DATA_OFFSET (CFG_INIT_RAM_END - CFG_GBL_DATA_SIZE) + + +/* + * Initial BAT config + * + * BAT0 - System SDRAM + * BAT1 - LED's and Serial Port + * BAT2 - PCI Memory + * BAT3 - PCI I/O including Flash Memory + */ + +#define CFG_IBAT0L (CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE) +#define CFG_IBAT0U (CFG_SDRAM_BASE | BATU_BL_64M | BATU_VS | BATU_VP) +#define CFG_DBAT0L CFG_IBAT0L +#define CFG_DBAT0U CFG_IBAT0U + +#define CFG_IBAT1L (0x70000000 | BATL_PP_RW | BATL_CACHEINHIBIT) +#define CFG_IBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT1L (0x70000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_DBAT1U (0x70000000 | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_IBAT2L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT) +#define CFG_IBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT2L (0x80000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_DBAT2U (0x80000000 | BATU_BL_256M | BATU_VS | BATU_VP) + +#define CFG_IBAT3L (0xF0000000 | BATL_PP_RW | BATL_CACHEINHIBIT) +#define CFG_IBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) +#define CFG_DBAT3L (0xF0000000 | BATL_PP_RW | BATL_CACHEINHIBIT | BATL_GUARDEDSTORAGE) +#define CFG_DBAT3U (0xF0000000 | BATU_BL_256M | BATU_VS | BATU_VP) + + +/* + * Cache config + * + * CFG_CACHELINE_SIZE - Size of a cache line (CPU specific) + * CFG_L2 - L2 cache enabled if defined + * L2_INIT - L2 cache init flags + * L2_ENABLE - L2 cache enable flags + */ + +#define CFG_CACHELINE_SIZE 32 +#undef CFG_L2 +#define L2_INIT 0 +#define L2_ENABLE 0 + + +/* + * Clocks config + * + * CFG_BUS_HZ - Bus clock frequency in Hz + * CFG_BUS_CLK - As above (?) + * CFG_HZ - Decrementer freq in Hz + */ + +#define CFG_BUS_HZ CONFIG_BUS_CLK +#define CFG_BUS_CLK CONFIG_BUS_CLK +#define CFG_HZ 1000 + + +/* + * Serial port config + * + * CFG_BAUDRATE_TABLE - List of valid baud rates + * CFG_NS16550 - Include the NS16550 driver + * CFG_NS16550_SERIAL - Include the serial (wrapper) driver + * CFG_NS16550_CLK - Frequency of reference clock + * CFG_NS16550_REG_SIZE - 64-bit accesses to 8-bit port + * CFG_NS16550_COM1 - Base address of 1st serial port + */ + +#define CFG_BAUDRATE_TABLE { 9600, 19200, 38400, 57600, 115200 } +#define CFG_NS16550 +#define CFG_NS16550_SERIAL +#define CFG_NS16550_CLK 3686400 +#define CFG_NS16550_REG_SIZE -8 +#define CFG_NS16550_COM1 0x7C000000 + + +/* + * PCI Config - Address Map B (CHRP) + */ + +#define CFG_PCI_MEMORY_BUS 0x00000000 +#define CFG_PCI_MEMORY_PHYS 0x00000000 +#define CFG_PCI_MEMORY_SIZE 0x40000000 +#define CFG_PCI_MEM_BUS 0x80000000 +#define CFG_PCI_MEM_PHYS 0x80000000 +#define CFG_PCI_MEM_SIZE 0x7D000000 +#define CFG_ISA_MEM_BUS 0x00000000 +#define CFG_ISA_MEM_PHYS 0xFD000000 +#define CFG_ISA_MEM_SIZE 0x01000000 +#define CFG_PCI_IO_BUS 0x00800000 +#define CFG_PCI_IO_PHYS 0xFE800000 +#define CFG_PCI_IO_SIZE 0x00400000 +#define CFG_ISA_IO_BUS 0x00000000 +#define CFG_ISA_IO_PHYS 0xFE000000 +#define CFG_ISA_IO_SIZE 0x00800000 +#define CFG_ISA_IO_BASE_ADDRESS CFG_ISA_IO_PHYS +#define CFG_ISA_IO CFG_ISA_IO_PHYS +#define CFG_60X_PCI_IO_OFFSET CFG_ISA_IO_PHYS + + +/* + * Extra init functions + * + * CFG_BOARD_ASM_INIT - Call assembly init code + */ + +#define CFG_BOARD_ASM_INIT + + +/* + * Boot flags + * + * BOOTFLAG_COLD - Indicates a power-on boot + * BOOTFLAG_WARM - Indicates a software reset + */ + +#define BOOTFLAG_COLD 0x01 +#define BOOTFLAG_WARM 0x02 + + +#endif /* __CONFIG_H */ |