diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/program.ld | 21 |
1 files changed, 16 insertions, 5 deletions
diff --git a/src/lib/program.ld b/src/lib/program.ld index 9f28d659f3..c8ce5eee39 100644 --- a/src/lib/program.ld +++ b/src/lib/program.ld @@ -23,8 +23,11 @@ /* First we place the code and read only data (typically const declared). * This could theoretically be placed in rom. + * The '.' in '.text . : {' is actually significant to prevent missing some + * SoC's entry points due to artificial alignment restrictions, see + * https://sourceware.org/binutils/docs/ld/Output-Section-Address.html */ -.text : { +.text . : { _program = .; _text = .; /* @@ -35,6 +38,7 @@ *(.rom.data); *(.text._start); *(.text.stage_entry); + KEEP(*(.id)); *(.text); *(.text.*); @@ -64,7 +68,7 @@ } : to_load #if ENV_RAMSTAGE && IS_ENABLED(CONFIG_COVERAGE) -.ctors : { +.ctors . : { . = ALIGN(0x100) __CTOR_LIST__ = .; KEEP(*(.ctors)); @@ -76,7 +80,7 @@ /* Include data, bss, and heap in that order. Not defined for all stages. */ #if ARCH_STAGE_HAS_DATA_SECTION -.data : { +.data . : { . = ALIGN(ARCH_CACHELINE_ALIGN_SIZE); _data = .; @@ -107,7 +111,14 @@ #endif #if ARCH_STAGE_HAS_BSS_SECTION -.bss : { +#if ENV_BOOTBLOCK +/* Bootblocks are not CBFS stages, so they cannot communicate the amount of + * (memsz - filesz) bytes the loader needs to clear for them. Therefore we merge + * the BSS into the .data section so those zeroes get loaded explicitly. */ +.data . : { +#else +.bss . : { +#endif . = ALIGN(ARCH_POINTER_ALIGN_SIZE); _bss = .; *(.bss) @@ -120,7 +131,7 @@ #endif #if ARCH_STAGE_HAS_HEAP_SECTION -.heap : { +.heap . : { . = ALIGN(ARCH_POINTER_ALIGN_SIZE); _heap = .; . += (ENV_RMODULE ? __heap_size : CONFIG_HEAP_SIZE); |