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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-12-21 10:17:56 +0200 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2021-01-28 08:54:21 +0000 |
| commit | 2289a70b6f5fa14f3e008bc6041d8a8bd4ef956b (patch) | |
| tree | 6ad1858a4f11d0a05a3afb71c33c8a4396648ff9 /src/cpu/x86 | |
| parent | 6c7441f5e6e667b6602aa12832a52894cf06dd89 (diff) | |
arch/x86: Top-align .init in bootblock
Link .init section near the end of bootblock program.
It contains _start16bit, gdtptr and gdt that must be
addressable from realmode, thus within top 64 KiB.
Change-Id: If7b9737650362ac7cd82685cfdfaf18bd2429238
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/47970
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>
Diffstat (limited to 'src/cpu/x86')
| -rw-r--r-- | src/cpu/x86/entry16.S | 1 |
1 files changed, 0 insertions, 1 deletions
diff --git a/src/cpu/x86/entry16.S b/src/cpu/x86/entry16.S index 501d01d3e4..e1bfbf145d 100644 --- a/src/cpu/x86/entry16.S +++ b/src/cpu/x86/entry16.S @@ -35,7 +35,6 @@ /* Symbol _start16bit must reachable from the reset vector, and be aligned to * 4kB to start AP CPUs with Startup IPI message without RAM. */ -.align 4096 .code16 .globl _start16bit .type _start16bit, @function |