[U-Boot] [PATCH v3 5/6] README: document more SPL config options
Tom Rini
trini at ti.com
Tue Feb 14 18:29:40 CET 2012
Signed-off-by: Tom Rini <trini at ti.com>
---
Changes for v3:
- Better summaru (per Mike Frysinger)
- Add more NAND/MMC related options, move
CONFIG_SYS_NAND_HW_ECC_OOBFIRST to be with the rest of SPL
---
README | 69 ++++++++++++++++++++++++++++++++++++++++++++++++++++++---------
1 files changed, 59 insertions(+), 10 deletions(-)
diff --git a/README b/README
index b6c9d0b..72a463f 100644
--- a/README
+++ b/README
@@ -2436,11 +2436,29 @@ 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
@@ -2457,6 +2475,45 @@ 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
@@ -2466,9 +2523,6 @@ 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
@@ -3316,11 +3370,6 @@ 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
--
1.7.0.4
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