and the Linux Kernel. If unsure, 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
+ 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_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 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
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
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_FLASH_SUPPORT
bool "Support SPI flash drivers"
endif # SPL_SPI_FLASH_SUPPORT
+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
+ Address within SPI-Flash from where the u-boot payload is fetched
+ from.
+
config SPL_SPI_SUPPORT
bool "Support SPI drivers"
help
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
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 / platform / kernel / u-boot.git / blobdiff