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README: document more SPL config options 

Signed-off-by: Tom Rini <trini@ti.com>
utp
Tom Rini 2012-02-14 07:29:40 +00:00 committed by Albert ARIBAUD
parent ad1820a3c6
commit 95579793b1
1 changed files with 59 additions and 10 deletions
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README
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@ -2464,11 +2464,29 @@ FIT uImage format:
CONFIG_SPL
Enable building of SPL globally.
CONFIG_SPL_LDSCRIPT
LDSCRIPT for linking the SPL binary.
CONFIG_SPL_MAX_SIZE
Maximum binary size (text, data and rodata) of the SPL binary.
CONFIG_SPL_TEXT_BASE
TEXT_BASE for linking the SPL binary.
CONFIG_SPL_LDSCRIPT
LDSCRIPT for linking the SPL binary.
CONFIG_SPL_BSS_START_ADDR
Link address for the BSS within the SPL binary.
CONFIG_SPL_BSS_MAX_SIZE
Maximum binary size of the BSS section of the SPL binary.
CONFIG_SPL_STACK
Adress of the start of the stack SPL will use
CONFIG_SYS_SPL_MALLOC_START
Starting address of the malloc pool used in SPL.
CONFIG_SYS_SPL_MALLOC_SIZE
The size of the malloc pool used in SPL.
CONFIG_SPL_LIBCOMMON_SUPPORT
Support for common/libcommon.o in SPL binary
@ -2485,6 +2503,45 @@ FIT uImage format:
CONFIG_SPL_MMC_SUPPORT
Support for drivers/mmc/libmmc.o in SPL binary
CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR,
CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS,
CONFIG_SYS_MMC_SD_FAT_BOOT_PARTITION
Address, size and partition on the MMC to load U-Boot from
when the MMC is being used in raw mode.
CONFIG_SPL_FAT_SUPPORT
Support for fs/fat/libfat.o in SPL binary
CONFIG_SPL_FAT_LOAD_PAYLOAD_NAME
Filename to read to load U-Boot when reading from FAT
CONFIG_SPL_NAND_SIMPLE
Support for drivers/mtd/nand/libnand.o in SPL binary
CONFIG_SYS_NAND_5_ADDR_CYCLE, CONFIG_SYS_NAND_PAGE_COUNT,
CONFIG_SYS_NAND_PAGE_SIZE, CONFIG_SYS_NAND_OOBSIZE,
CONFIG_SYS_NAND_BLOCK_SIZE, CONFIG_SYS_NAND_BAD_BLOCK_POS,
CONFIG_SYS_NAND_ECCPOS, CONFIG_SYS_NAND_ECCSIZE,
CONFIG_SYS_NAND_ECCBYTES
Defines the size and behavior of the NAND that SPL uses
to read U-Boot with CONFIG_SPL_NAND_SIMPLE
CONFIG_SYS_NAND_U_BOOT_OFFS
Location in NAND for CONFIG_SPL_NAND_SIMPLE to read U-Boot
from.
CONFIG_SYS_NAND_U_BOOT_START
Location in memory for CONFIG_SPL_NAND_SIMPLE to load U-Boot
to.
CONFIG_SYS_NAND_HW_ECC_OOBFIRST
Define this if you need to first read the OOB and then the
data. This is used for example on davinci plattforms.
CONFIG_SPL_OMAP3_ID_NAND
Support for an OMAP3-specific set of functions to return the
ID and MFR of the first attached NAND chip, if present.
CONFIG_SPL_SERIAL_SUPPORT
Support for drivers/serial/libserial.o in SPL binary
@ -2494,9 +2551,6 @@ FIT uImage format:
CONFIG_SPL_SPI_SUPPORT
Support for drivers/spi/libspi.o in SPL binary
CONFIG_SPL_FAT_SUPPORT
Support for fs/fat/libfat.o in SPL binary
CONFIG_SPL_LIBGENERIC_SUPPORT
Support for lib/libgeneric.o in SPL binary
@ -3344,11 +3398,6 @@ Low Level (hardware related) configuration options:
that is executed before the actual U-Boot. E.g. when
compiling a NAND SPL.
- CONFIG_SYS_NAND_HW_ECC_OOBFIRST
define this, if you want to read first the oob data
and then the data. This is used for example on
davinci plattforms.
- CONFIG_USE_ARCH_MEMCPY
CONFIG_USE_ARCH_MEMSET
If these options are used a optimized version of memcpy/memset will