RAM and NFS.
- Bootcount:
- CONFIG_BOOTCOUNT_LIMIT
- Implements a mechanism for detecting a repeating reboot
- cycle, see:
- http://www.denx.de/wiki/view/DULG/UBootBootCountLimit
-
CONFIG_BOOTCOUNT_ENV
If no softreset save registers are found on the hardware
"bootcount" is stored in the environment. To prevent a
SPI EEPROM, also an instance works with Crystal A/D and
D/As on the SACSng board)
- CONFIG_SH_SPI
-
- Enables the driver for SPI controller on SuperH. Currently
- only SH7757 is supported.
-
CONFIG_SOFT_SPI
Enables a software (bit-bang) SPI driver rather than
Currently supported on some MPC8xxx processors. For an
example, see include/configs/mpc8349emds.h.
- CONFIG_MXC_SPI
-
- Enables the driver for the SPI controllers on i.MX and MXC
- SoCs. Currently i.MX31/35/51 are supported.
-
CONFIG_SYS_SPI_MXC_WAIT
Timeout for waiting until spi transfer completed.
default: (CONFIG_SYS_HZ/100) /* 10 ms */
but sometimes that is not allowed.
- bootcount support:
- CONFIG_BOOTCOUNT_LIMIT
-
- This enables the bootcounter support, see:
- http://www.denx.de/wiki/DULG/UBootBootCountLimit
-
CONFIG_AT91SAM9XE
enable special bootcounter support on at91sam9xe based boards.
CONFIG_SOC_DA8XX
CONFIG_SYS_SPL_MALLOC_SIZE
The size of the malloc pool used in SPL.
- CONFIG_SPL_FRAMEWORK
- Enable the SPL framework under common/. This framework
- supports MMC, NAND and YMODEM loading of U-Boot and NAND
- NAND loading of the Linux Kernel.
-
CONFIG_SPL_OS_BOOT
Enable booting directly to an OS from SPL.
See also: doc/README.falcon