/*
* ppmc7xx.h
* ---------
- *
+ *
* Wind River PPMC 7xx/74xx board configuration file.
- *
+ *
* By Richard Danter (richard.danter@windriver.com)
* Copyright (C) 2005 Wind River Systems
*/
/*===================================================================
- *
+ *
* 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
/*
* 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)
/*
* 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
/*
* PCI config
- *
+ *
* CONFIG_PCI - Enable PCI bus
* CONFIG_PCI_PNP - Enable Plug & Play support
* CONFIG_PCI_SCAN_SHOW - Enable display of devices at startup
/*
* 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
/*
* 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
+#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)
*/
/*===================================================================
- *
+ *
* Board configuration settings - You should not need to modify these
- *
+ *
*===================================================================
*/
/*
* 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
* 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
/*
* 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_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
/*
* Monitor config - see memory map details above
- *
+ *
* CFG_MONITOR_BASE - Base address of monitor code
* CFG_MALLOC_LEN - Size of malloc pool (128KB)
*/
/*
* 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
/*
* 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_SIZE - Ammount of RAM for env vars (used to save RAM, 4KB)
* CFG_ENV_SECT_SIZE - Size of sector containing env vars (32KB)
*/
* 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
/*
* Initial BAT config
- *
+ *
* BAT0 - System SDRAM
* BAT1 - LED's and Serial Port
* BAT2 - PCI Memory
/*
* 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
/*
* Clocks config
- *
+ *
* CFG_BUS_HZ - Bus clock frequency in Hz
* CFG_BUS_CLK - As above (?)
* CFG_HZ - Decrementer freq in Hz
/*
* 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
/*
* Extra init functions
- *
+ *
* CFG_BOARD_ASM_INIT - Call assembly init code
*/
/*
* Boot flags
- *
+ *
* BOOTFLAG_COLD - Indicates a power-on boot
* BOOTFLAG_WARM - Indicates a software reset
*/
-
+
#define BOOTFLAG_COLD 0x01
#define BOOTFLAG_WARM 0x02
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