supports MMC, NAND and YMODEM and other methods loading of U-Boot
and the Linux Kernel. If unsure, say Y.
+config SPL_FRAMEWORK_BOARD_INIT_F
+ bool "Define a generic function board_init_f"
+ depends on SPL_FRAMEWORK
+ help
+ Define a generic function board_init_f that:
+ - initialize the spl (spl_early_init)
+ - initialize the serial (preloader_console_init)
+ Unless you want to provide your own board_init_f, you should say Y.
+
config SPL_SIZE_LIMIT
- int "Maximum size of SPL image"
+ hex "Maximum size of SPL image"
depends on SPL
+ default 69632 if ARCH_MX6 && !MX6_OCRAM_256KB
+ default 200704 if ARCH_MX6 && MX6_OCRAM_256KB
default 0
help
Specifies the maximum length of the U-Boot SPL image.
of SRAM available for SPL when the stack required before reolcation
uses this SRAM, too.
+config SPL_SYS_STACK_F_CHECK_BYTE
+ hex
+ default 0xaa
+ help
+ Constant used to check the stack
+
+config SPL_SYS_REPORT_STACK_F_USAGE
+ depends on SPL_SIZE_LIMIT_PROVIDE_STACK != 0
+ bool "Check and report stack usage in SPL before relocation"
+ help
+ If this option is enabled, the initial SPL stack is filled with 0xaa
+ very early, up to the size configured with
+ SPL_SIZE_LIMIT_PROVIDE_STACK.
+ Later when SPL is done using this initial stack and switches to a
+ stack in DRAM, the actually used size of this initial stack is
+ reported by examining the memory and searching for the lowest
+ occurrence of non 0xaa bytes.
+ This default implementation works for stacks growing down only.
+
+menu "PowerPC SPL Boot options"
+ depends on PPC && (SUPPORT_SPL && !SPL_FRAMEWORK)
+
+config SPL_NAND_BOOT
+ bool "Load SPL from NAND flash"
+
+config SPL_MMC_BOOT
+ bool "Load SPL from SD Card / eMMC"
+
+config SPL_SPI_BOOT
+ bool "Load SPL from SPI flash"
+
+config SPL_FSL_PBL
+ bool "Create SPL in Freescale PBI format"
+ help
+ Create boot binary having SPL binary in PBI format concatenated with
+ u-boot binary.
+
+endmenu
+
config HANDOFF
bool "Pass hand-off information from SPL to U-Boot proper"
depends on BLOBLIST
config SPL_HANDOFF
bool "Pass hand-off information from SPL to U-Boot proper"
- depends on HANDOFF
+ depends on HANDOFF && SPL_BLOBLIST
default y
help
This option enables SPL to write handoff information. This can be
config SPL_TEXT_BASE
hex "SPL Text Base"
default ISW_ENTRY_ADDR if AM43XX || AM33XX || OMAP54XX || ARCH_KEYSTONE
+ default 0x10060 if MACH_SUN50I || MACH_SUN50I_H5 || MACH_SUN9I
+ default 0x20060 if MACH_SUN50I_H6
+ default 0x00060 if ARCH_SUNXI
+ default 0xfffc0000 if ARCH_ZYNQMP
default 0x0
help
The address in memory that SPL will be running from.
config SPL_LEGACY_IMAGE_SUPPORT
bool "Support SPL loading and booting of Legacy images"
- default y if !TI_SECURE_DEVICE
+ default y if !TI_SECURE_DEVICE && !SPL_LOAD_FIT
help
SPL will support loading and booting Legacy images when this option
is y. If this is not set, SPL will move on to other available
config TPL_SYS_MALLOC_SIMPLE
bool
prompt "Only use malloc_simple functions in the TPL"
+ depends on TPL
help
Say Y here to only use the *_simple malloc functions from
malloc_simple.c, rather then using the versions from dlmalloc.c;
config TPL_BANNER_PRINT
bool "Enable output of the TPL banner 'U-Boot TPL ...'"
+ depends on TPL
default y
help
If this option is enabled, SPL will not print the banner with version
info. Disabling this option could be useful to reduce SPL boot time
(e.g. approx. 6 ms faster, when output on i.MX6 with 115200 baud).
+config SPL_EARLY_BSS
+ depends on ARM && !ARM64
+ bool "Allows initializing BSS early before entering board_init_f"
+ help
+ On some platform we have sufficient memory available early on to
+ allow setting up and using a basic BSS prior to entering
+ board_init_f. Activating this option will also de-activate the
+ clearing of BSS during the SPL relocation process, thus allowing
+ to carry state from board_init_f to board_init_r by way of BSS.
+
config SPL_DISPLAY_PRINT
bool "Display a board-specific message in SPL"
help
Partition Type on the MMC to load U-Boot from, when the MMC is being
used in raw mode.
+config SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
+ bool "Override eMMC EXT_CSC_PART_CONFIG by user defined partition"
+ depends on SUPPORT_EMMC_BOOT
+ help
+ eMMC boot partition is normally configured by the bits of the EXT_CSD
+ register (EXT_CSC_PART_CONFIG), BOOT_PARTITION_ENABLE field. In some
+ cases it might be required in SPL to load the image from different
+ partition than the partition selected by EXT_CSC_PART_CONFIG register.
+ Enable this option if you intend to use an eMMC boot partition other
+ then selected via EXT_CSC_PART_CONFIG register and specify the custom
+ partition number by the CONFIG_SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
+ option.
+
+config SYS_MMCSD_RAW_MODE_EMMC_BOOT_PARTITION
+ int "Number of the eMMC boot partition to use"
+ depends on SUPPORT_EMMC_BOOT_OVERRIDE_PART_CONFIG
+ default 1
+ help
+ eMMC boot partition number to use when the eMMC in raw mode and
+ the eMMC EXT_CSC_PART_CONFIG selection should be overridden in SPL
+ by user defined partition number.
+
config SPL_CRC32_SUPPORT
bool "Support CRC32"
default y if SPL_LEGACY_IMAGE_SUPPORT
config TPL_HASH_SUPPORT
bool "Support hashing drivers in TPL"
+ depends on TPL
select SHA1
select SHA256
help
this option to build the drivers in drivers/mmc as part of an SPL
build.
+config SPL_FORCE_MMC_BOOT
+ bool "Force SPL booting from MMC"
+ depends on SPL_MMC_SUPPORT
+ default n
+ help
+ Force SPL to use MMC device for Linux kernel booting even when the
+ SoC ROM recognized boot medium is not eMMC/SD. This is crucial for
+ factory or 'falcon mode' booting.
+
+config SPL_MMC_TINY
+ bool "Tiny MMC framework in SPL"
+ depends on SPL_MMC_SUPPORT
+ default n
+ help
+ Enable MMC framework tinification support. This option is useful if
+ if your SPL is extremely size constrained. Heed the warning, enable
+ this option if and only if you know exactly what you are doing, if
+ you are reading this help text, you most likely have no idea :-)
+
+ The MMC framework is reduced to bare minimum to be useful. No malloc
+ support is needed for the MMC framework operation with this option
+ enabled. The framework supports exactly one MMC device and exactly
+ one MMC driver. The MMC driver can be adjusted to avoid any malloc
+ operations too, which can remove the need for malloc support in SPL
+ and thus further reduce footprint.
+
config SPL_MMC_WRITE
bool "MMC/SD/SDIO card support for write operations in SPL"
depends on SPL_MMC_SUPPORT
This enables the drivers in drivers/mtd/nand/raw as part of an SPL
build.
+config SPL_UBI
+ bool "Support UBI"
+ help
+ Enable support for loading payloads from UBI. See
+ README.ubispl for more info.
+
+if SPL_DM
+config SPL_DM_SPI
+ bool "Support SPI DM drivers in SPL"
+ help
+ Enable support for SPI DM drivers in SPL.
+
+endif
+if SPL_UBI
+config SPL_UBI_LOAD_BY_VOLNAME
+ bool "Support loading volumes by name"
+ help
+ This enables support for loading UBI volumes by name. When this
+ is set, CONFIG_SPL_UBI_LOAD_MONITOR_VOLNAME can be used to
+ configure the volume name from which to load U-Boot.
+
+config SPL_UBI_MAX_VOL_LEBS
+ int "Maximum number of LEBs per volume"
+ depends on SPL_UBI
+ help
+ The maximum number of logical eraseblocks which a static volume
+ to load can contain. Used for sizing the scan data structure.
+
+config SPL_UBI_MAX_PEB_SIZE
+ int "Maximum PEB size"
+ depends on SPL_UBI
+ help
+ The maximum physical erase block size.
+
+config SPL_UBI_MAX_PEBS
+ int "Maximum number of PEBs"
+ depends on SPL_UBI
+ help
+ The maximum physical erase block size. If not overridden by
+ board code, this value will be used as the actual number of PEBs.
+
+config SPL_UBI_PEB_OFFSET
+ int "Offset to first UBI PEB"
+ depends on SPL_UBI
+ help
+ The offset in number of PEBs from the start of flash to the first
+ PEB part of the UBI image.
+
+config SPL_UBI_VID_OFFSET
+ int "Offset to VID header"
+ depends on SPL_UBI
+
+config SPL_UBI_LEB_START
+ int "Offset to LEB in PEB"
+ depends on SPL_UBI
+ help
+ The offset in bytes to the LEB within a PEB.
+
+config SPL_UBI_INFO_ADDR
+ hex "Address to place UBI scan info"
+ depends on SPL_UBI
+ help
+ Address for ubispl to place the scan info. Read README.ubispl to
+ determine the required size
+
+config SPL_UBI_VOL_IDS
+ int "Maximum volume id"
+ depends on SPL_UBI
+ help
+ The maximum volume id which can be loaded. Used for sizing the
+ scan data structure.
+
+config SPL_UBI_LOAD_MONITOR_ID
+ int "id of U-Boot volume"
+ depends on SPL_UBI
+ help
+ The UBI volume id from which to load U-Boot
+
+config SPL_UBI_LOAD_MONITOR_VOLNAME
+ string "volume name of U-Boot volume"
+ depends on SPL_UBI_LOAD_BY_VOLNAME
+ help
+ The UBI volume name from which to load U-Boot
+
+config SPL_UBI_LOAD_KERNEL_ID
+ int "id of kernel volume"
+ depends on SPL_OS_BOOT && SPL_UBI
+ help
+ The UBI volume id from which to load the kernel
+
+config SPL_UBI_LOAD_ARGS_ID
+ int "id of kernel args volume"
+ depends on SPL_OS_BOOT && SPL_UBI
+ help
+ The UBI volume id from which to load the device tree
+
+config UBI_SPL_SILENCE_MSG
+ bool "silence UBI SPL messages"
+ default n
+ help
+ Disable messages from UBI SPL. This leaves warnings
+ and errors enabled.
+
+endif # if SPL_UBI
+
config SPL_NET_SUPPORT
bool "Support networking"
help
expense and power consumption. This enables loading from SATA
using a configured device.
+config SPL_SATA_RAW_U_BOOT_USE_SECTOR
+ bool "SATA raw mode: by sector"
+ depends on SPL_SATA_SUPPORT
+ help
+ Use sector number for specifying U-Boot location on SATA disk in
+ raw mode.
+
+config SPL_SATA_RAW_U_BOOT_SECTOR
+ hex "Sector on the SATA disk to load U-Boot from"
+ depends on SPL_SATA_RAW_U_BOOT_USE_SECTOR
+ help
+ Sector on the SATA disk to load U-Boot from, when the SATA disk is being
+ used in raw mode. Units: SATA disk sectors (1 sector = 512 bytes).
+
config SPL_SERIAL_SUPPORT
bool "Support serial"
select SPL_PRINTF
for displaying messages while SPL is running. It also brings in
printf() and panic() functions. This should normally be enabled
unless there are space reasons not to. Even then, consider
- enabling USE_TINY_PRINTF which is a small printf() version.
+ enabling SPL_USE_TINY_PRINTF which is a small printf() version.
+
+config SPL_SPI_SUPPORT
+ bool "Support SPI drivers"
+ help
+ Enable support for using SPI in SPL. This is used for connecting
+ to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for
+ more details on that. The SPI driver provides the transport for
+ data between the SPI flash and the CPU. This option can be used to
+ enable SPI drivers that are needed for other purposes also, such
+ as a SPI PMIC.
config SPL_SPI_FLASH_SUPPORT
bool "Support SPI flash drivers"
+ depends on SPL_SPI_SUPPORT
help
Enable support for using SPI flash in SPL, and loading U-Boot from
SPI flash. SPI flash (Serial Peripheral Bus flash) is named after
endif # SPL_SPI_FLASH_SUPPORT
-config SPL_SPI_SUPPORT
- bool "Support SPI drivers"
+config SYS_SPI_U_BOOT_OFFS
+ hex "address of u-boot payload in SPI flash"
+ default 0x0
+ depends on SPL_SPI_LOAD || SPL_SPI_SUNXI
help
- Enable support for using SPI in SPL. This is used for connecting
- to SPI flash for loading U-Boot. See SPL_SPI_FLASH_SUPPORT for
- more details on that. The SPI driver provides the transport for
- data between the SPI flash and the CPU. This option can be used to
- enable SPI drivers that are needed for other purposes also, such
- as a SPI PMIC.
+ Address within SPI-Flash from where the u-boot payload is fetched
+ from.
config SPL_THERMAL
bool "Driver support for thermal devices"
config SPL_WATCHDOG_SUPPORT
bool "Support watchdog drivers"
+ imply SPL_WDT if !HW_WATCHDOG
help
Enable support for watchdog drivers in SPL. A watchdog is
typically a hardware peripheral which can reset the system when it
OP-TEE is an open source Trusted OS which is loaded by SPL.
More detail at: https://github.com/OP-TEE/optee_os
+config SPL_OPENSBI
+ bool "Support RISC-V OpenSBI"
+ depends on RISCV && SPL_RISCV_MMODE && RISCV_SMODE
+ help
+ OpenSBI is an open-source implementation of the RISC-V Supervisor Binary
+ Interface (SBI) specification. U-Boot supports the OpenSBI FW_DYNAMIC
+ firmware. It is loaded and started by U-Boot SPL.
+
+ More details are available at https://github.com/riscv/opensbi and
+ https://github.com/riscv/riscv-sbi-doc
+
+config SPL_OPENSBI_LOAD_ADDR
+ hex "OpenSBI load address"
+ depends on SPL_OPENSBI
+ help
+ Load address of the OpenSBI binary.
+
config TPL
bool
depends on SUPPORT_TPL
if TPL
+config TPL_SIZE_LIMIT
+ hex "Maximum size of TPL image"
+ depends on TPL
+ default 0
+ help
+ Specifies the maximum length of the U-Boot TPL image.
+ If this value is zero, it is ignored.
+
+config TPL_FRAMEWORK
+ bool "Support TPL based upon the common SPL framework"
+ default y if SPL_FRAMEWORK
+ help
+ Enable the SPL framework under common/spl/ for TPL builds.
+ This framework supports MMC, NAND and YMODEM and other methods
+ loading of U-Boot's SPL stage. If unsure, say Y.
+
config TPL_HANDOFF
bool "Pass hand-off information from TPL to SPL and U-Boot proper"
- depends on HANDOFF
+ depends on HANDOFF && TPL_BLOBLIST
default y
help
This option enables TPL to write handoff information. This can be
projects / thirdparty / u-boot.git / blobdiff