diff options
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/mips/Kconfig | 18 | ||||
| -rw-r--r-- | arch/mips/config.mk | 2 | ||||
| -rw-r--r-- | arch/mips/cpu/u-boot.lds | 20 |
3 files changed, 32 insertions, 8 deletions
diff --git a/arch/mips/Kconfig b/arch/mips/Kconfig index 071dea04ec..6d646ef999 100644 --- a/arch/mips/Kconfig +++ b/arch/mips/Kconfig @@ -248,6 +248,24 @@ config MIPS_CACHE_INDEX_BASE Normally this is CKSEG0. If the MIPS system needs to move this block to some SRAM or ScratchPad RAM, adapt this option accordingly. +config MIPS_RELOCATION_TABLE_SIZE + hex "Relocation table size" + range 0x100 0x10000 + default "0x8000" + ---help--- + A table of relocation data will be appended to the U-Boot binary + and parsed in relocate_code() to fix up all offsets in the relocated + U-Boot. + + This option allows the amount of space reserved for the table to be + adjusted in a range from 256 up to 64k. The default is 32k and should + be ok in most cases. Reduce this value to shrink the size of U-Boot + binary. + + The build will fail and a valid size suggested if this is too small. + + If unsure, leave at the default value. + endmenu menu "OS boot interface" diff --git a/arch/mips/config.mk b/arch/mips/config.mk index 8aa45fc45c..22223a0f3e 100644 --- a/arch/mips/config.mk +++ b/arch/mips/config.mk @@ -55,7 +55,7 @@ PLATFORM_ELFFLAGS += -B mips $(OBJCOPYFLAGS) # MODFLAGS += -mlong-calls # ifndef CONFIG_SPL_BUILD -OBJCOPYFLAGS += -j .got -j .rel -j .padding -j .dtb.init.rodata +OBJCOPYFLAGS += -j .data.reloc -j .dtb.init.rodata LDFLAGS_FINAL += --emit-relocs endif diff --git a/arch/mips/cpu/u-boot.lds b/arch/mips/cpu/u-boot.lds index f2c9f94f74..fd0f1b5d4f 100644 --- a/arch/mips/cpu/u-boot.lds +++ b/arch/mips/cpu/u-boot.lds @@ -41,16 +41,22 @@ SECTIONS __image_copy_end = .; __init_end = .; - /* - * .rel must come last so that the mips-relocs tool can shrink - * the section size & the PT_LOAD program header filesz. - */ - .rel : { + .data.reloc : { __rel_start = .; - BYTE(0x0) - . += (32 * 1024) - 1; + /* + * Space for relocation table + * This needs to be filled so that the + * mips-reloc tool can overwrite the content. + * An invalid value is left at the start of the + * section to abort relocation if the table + * has not been filled in. + */ + LONG(0xFFFFFFFF); + FILL(0); + . += CONFIG_MIPS_RELOCATION_TABLE_SIZE - 4; } + . = ALIGN(4); _end = .; .bss __rel_start (OVERLAY) : { |