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config SOC_NVIDIA_TEGRA124
select ARCH_BOOTBLOCK_ARMV4
select ARCH_ROMSTAGE_ARMV7
select ARCH_RAMSTAGE_ARMV7
select HAVE_UART_SPECIAL
select BOOTBLOCK_CONSOLE
select DYNAMIC_CBMEM
select ARM_BOOTBLOCK_CUSTOM
bool
default n
if SOC_NVIDIA_TEGRA124
config BOOTBLOCK_CPU_INIT
string
default "soc/nvidia/tegra124/bootblock.c"
help
CPU/SoC-specific bootblock code. This is useful if the
bootblock must load microcode or copy data from ROM before
searching for the bootblock.
# ROM image layout.
#
# 0x00000 Combined bootblock and BCT blob
# 0x18000 Master CBFS header.
# 0x18080 Free for CBFS data.
#
# iRAM (256k) layout.
# 0x4000_0000 BootROM runtime data/stack area, can be reclaimed after BootROM.
# +0000 (BootROM) Boot Information Table.
# +0100 (BootROM) BCT.
# ---------------------------------------------------------------------
# +0000 (Coreboot) TTB 16KB.
# +4000 (Coreboot) Stack.
# 0x4000_E000 Valid for anything to be executed after BootROM (effective entry
# point address specified in BCT).
# +0000 (Coreboot) Bootblock (max 36k).
# +9000 (Coreboot) ROM stage (max 36k).
# 0x4002_0000 (Coreboot) Cache of CBFS.
# 0x4003_FFFF End of iRAM.
config BOOTBLOCK_ROM_OFFSET
hex
default 0x0
config CBFS_HEADER_ROM_OFFSET
hex "offset of master CBFS header in ROM"
default 0x18000
config CBFS_ROM_OFFSET
hex "offset of CBFS data in ROM"
default 0x18080
config SYS_SDRAM_BASE
hex
default 0x80000000
config BOOTBLOCK_BASE
hex
default 0x4000e000
config ROMSTAGE_BASE
hex
default 0x40017000
config RAMSTAGE_BASE
hex
default 0x80200000
config STACK_TOP
hex
default 0x4000c000
config STACK_BOTTOM
hex
default 0x40004000
config STACK_SIZE
hex
default 0x800
# TTB needs to be aligned to 16KB. Stick it in iRAM.
config TTB_BUFFER
hex "memory address of the TTB buffer"
default 0x40000000
config CBFS_CACHE_ADDRESS
hex "memory address to put CBFS cache data"
default 0x40020000
config CBFS_CACHE_SIZE
hex "size of CBFS cache data"
default 0x00020000
endif
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