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| author | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-08-22 12:56:22 +0300 |
|---|---|---|
| committer | Kyösti Mälkki <kyosti.malkki@gmail.com> | 2019-09-11 06:28:27 +0000 |
| commit | 910490f3f48d418824276045489d1ceb221e0ba1 (patch) | |
| tree | 13b0a4dce7e0928acc9c0a5f0bb0e8c039b82001 /src/arch/x86/assembly_entry.S | |
| parent | 1095bfafed27a9e71b646ae8515c367480d0ed04 (diff) | |
| download | coreboot-910490f3f48d418824276045489d1ceb221e0ba1.tar.gz coreboot-910490f3f48d418824276045489d1ceb221e0ba1.tar.bz2 coreboot-910490f3f48d418824276045489d1ceb221e0ba1.zip | |
arch/x86: Restrict use of _car_global[start|end]
Restrict the use of symbol names _car_global_[start|end]
to be used exclusively with CAR_GLOBAL_MIGRATION=y.
They just alias the start and end of .bss section in CAR.
Change-Id: I36c858a4f181516d4c61f9fd1d5005c7d2c06057
Signed-off-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/35034
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Marshall Dawson <marshalldawson3rd@gmail.com>
Diffstat (limited to 'src/arch/x86/assembly_entry.S')
| -rw-r--r-- | src/arch/x86/assembly_entry.S | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/arch/x86/assembly_entry.S b/src/arch/x86/assembly_entry.S index 5e84af24a2b9..c36dc1cb1045 100644 --- a/src/arch/x86/assembly_entry.S +++ b/src/arch/x86/assembly_entry.S @@ -32,11 +32,11 @@ _start: /* reset stack pointer to CAR stack */ mov $_car_stack_end, %esp - /* clear CAR_GLOBAL area as it is not shared */ + /* clear .bss section as it is not shared */ cld xor %eax, %eax - movl $(_car_global_end), %ecx - movl $(_car_global_start), %edi + movl $(_ebss), %ecx + movl $(_bss), %edi sub %edi, %ecx shrl $2, %ecx rep stosl |