RAM, your target system will be dead.
CONFIG_ENV_ADDR_REDUND
- CONFIG_ENV_SIZE_REDUND
These settings describe a second storage area used to hold
a redundant copy of the environment data, so that there is
This value is also in units of bytes, but must also be aligned to
an MMC sector boundary.
- CONFIG_ENV_SIZE_REDUND (optional):
-
- This value need not be set, even when CONFIG_ENV_OFFSET_REDUND is
- set. If this value is set, it must be set to the same value as
- CONFIG_ENV_SIZE.
-
config ENV_IS_IN_NAND
bool "Environment in a NAND device"
depends on !CHAIN_OF_TRUST
config ENV_IS_IN_UBI
bool "Environment in a UBI volume"
depends on !CHAIN_OF_TRUST
+ depends on MTD_UBI
+ depends on CMD_UBI
help
Define this if you have an UBI volume that you want to use for the
environment. This has the benefit of wear-leveling the environment
It's a string of the EXT4 file name. This file use to store the
environment (explicit path to the file)
-if ARCH_ROCKCHIP || ARCH_SUNXI || ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_VERSAL || ARC || ARCH_STM32MP || ARCH_OMAP2PLUS || ARCH_AT91
+config ENV_ADDR
+ hex "Environment address"
+ depends on ENV_IS_IN_FLASH || ENV_IS_IN_NVRAM || ENV_IS_IN_ONENAND || \
+ ENV_IS_IN_REMOTE || ENV_IS_IN_SPI_FLASH
+ default 0x0 if ENV_IS_IN_SPI_FLASH
+ help
+ Offset from the start of the device (or partition)
+
+config ENV_ADDR_REDUND
+ hex "Redundant environment address"
+ depends on ENV_IS_IN_FLASH && SYS_REDUNDAND_ENVIRONMENT
+ help
+ Offset from the start of the device (or partition) of the redundant
+ environment location.
config ENV_OFFSET
- hex "Environment Offset"
- depends on (!ENV_IS_IN_UBI && !ENV_IS_NOWHERE) || ARCH_STM32MP
+ hex "Environment offset"
+ depends on ENV_IS_IN_EEPROM || ENV_IS_IN_MMC || ENV_IS_IN_NAND || \
+ ENV_IS_IN_SPI_FLASH
default 0x3f8000 if ARCH_ROCKCHIP
default 0x88000 if ARCH_SUNXI
default 0xE0000 if ARCH_ZYNQ
help
Offset from the start of the device (or partition)
+config ENV_OFFSET_REDUND
+ hex "Redundant environment offset"
+ depends on (ENV_IS_IN_EEPROM || ENV_IS_IN_MMC || ENV_IS_IN_NAND || \
+ ENV_IS_IN_SPI_FLASH) && SYS_REDUNDAND_ENVIRONMENT
+ help
+ Offset from the start of the device (or partition) of the redundant
+ environment location.
+
config ENV_SIZE
hex "Environment Size"
default 0x40000 if ENV_IS_IN_SPI_FLASH && ARCH_ZYNQMP
config ENV_SECT_SIZE
hex "Environment Sector-Size"
- depends on (!ENV_IS_NOWHERE && (ARCH_ZYNQ || ARCH_ZYNQMP || ARCH_VERSAL || ARCH_OMAP2PLUS || ARCH_AT91) )|| ARCH_STM32MP
+ depends on ENV_IS_IN_FLASH || ENV_IS_IN_SPI_FLASH
default 0x40000 if ARCH_ZYNQMP || ARCH_VERSAL
default 0x20000 if ARCH_ZYNQ || ARCH_OMAP2PLUS || ARCH_AT91
help
help
UBI VID offset for environment. If 0, no custom VID offset is used.
-endif
+config SYS_RELOC_GD_ENV_ADDR
+ bool "Relocate gd->en_addr"
+ help
+ Relocate the early env_addr pointer so we know it is not inside
+ the binary. Some systems need this and for the rest, it doesn't hurt.
config USE_DEFAULT_ENV_FILE
bool "Create default environment from file"