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arch/x86/thread: Add #error when compiling for x86_64 

The x86 thread code is all x86_32 specific. It needs to be updated to
work with 64 bit. For now just throw an error when compiling.

BUG=b:179699789
TEST=none

Suggested-by: Furquan Shaikh <furquan@google.com>
Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Change-Id: I96187ad84bdec40c6883748afa41e217bc389b79
Reviewed-on: https://review.coreboot.org/c/coreboot/+/56571
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Julius Werner <jwerner@chromium.org>
This commit is contained in:
Raul E Rangel 2021-07-23 10:09:45 -06:00 committed by Patrick Georgi
parent 6c887544bb
commit 6a01ac2504
2 changed files with 8 additions and 0 deletions
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4
src/arch/x86/thread.c
View File

@ -2,6 +2,10 @@
#include <thread.h> #include <thread.h>
#if ENV_X86_64
#error COOP_MULTITASKING does not currently support x86_64
#endif
/* The stack frame looks like the following after a pushad instruction. */ /* The stack frame looks like the following after a pushad instruction. */
struct pushad_regs { struct pushad_regs {
uint32_t edi; /* Offset 0x00 */ uint32_t edi; /* Offset 0x00 */

4
src/arch/x86/thread_switch.S
View File

@ -1,5 +1,9 @@
/* SPDX-License-Identifier: GPL-2.0-only */ /* SPDX-License-Identifier: GPL-2.0-only */
#if ENV_X86_64
#error COOP_MULTITASKING does not currently support x86_64
#endif
.code32 .code32
.text .text