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cpu/x86 asm: Just use the correct op suffix 

LLVM AS doesn't support as much GNU junk extensions, data16/32
is almost never needed in truth if we just use the correct op
suffix. So do that here, fixes clang/llvm builds with the
integrated-as toggled on.

Change-Id: I6095d03d0289b418a49a10f135de5eb0e117cae0
Also-by: Damien Zammit <damien@zamaudio.com>
Signed-off-by: Damien Zammit <damien@zamaudio.com>
Reviewed-on: https://review.coreboot.org/21218
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
This commit is contained in:
Edward O'Callaghan 2017-01-08 19:14:42 +11:00 committed by Patrick Georgi
parent 5bf3457bc4
commit 4e2294b429
5 changed files with 10 additions and 10 deletions
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2
src/cpu/x86/lapic/secondary.S
View File

@ -31,7 +31,7 @@ _secondary_start:
movw %cs, %ax
movw %ax, %ds
data32 lgdt gdtaddr - _secondary_start
lgdtl gdtaddr - _secondary_start
movl %cr0, %eax
andl $0x7FFAFFD1, %eax /* PG,AM,WP,NE,TS,EM,MP = 0 */

2
src/cpu/x86/sipi_vector.S
View File

@ -79,7 +79,7 @@ _start:
movl $(gdtaddr), %ebx
sub $(_start), %ebx
data32 lgdt (%ebx)
lgdtl (%ebx)
movl %cr0, %eax
andl $~CR0_CLEAR_FLAGS, %eax

4
src/cpu/x86/smm/smm_stub.S
View File

@ -68,7 +68,7 @@ fallback_stack_top:
.global _start
_start:
movl $(smm_relocate_gdt), %ebx
data32 lgdt (%ebx)
lgdtl (%ebx)
movl %cr0, %eax
andl $~CR0_CLEAR_FLAGS, %eax
@ -76,7 +76,7 @@ _start:
movl %eax, %cr0
/* Enable protected mode */
data32 ljmp $0x8, $smm_trampoline32
ljmpl $0x8, $smm_trampoline32
.align 4
smm_relocate_gdt:

4
src/cpu/x86/smm/smmhandler.S
View File

@ -110,7 +110,7 @@ smm_handler_start:
untampered_lapic:
#endif
movw $(smm_gdtptr16 - smm_handler_start + SMM_HANDLER_OFFSET), %bx
data32 lgdt %cs:(%bx)
lgdtl %cs:(%bx)
movl %cr0, %eax
andl $0x7FFAFFD1, %eax /* PG,AM,WP,NE,TS,EM,MP = 0 */
@ -118,7 +118,7 @@ untampered_lapic:
movl %eax, %cr0
/* Enable protected mode */
data32 ljmp $0x08, $1f
ljmpl $0x08, $1f
.code32
1:

8
src/device/oprom/realmode/x86_asm.S
View File

@ -177,7 +177,7 @@ __lcall_instr = RELOCATED(.)
/* Now that we are in protected mode
* jump to a 32 bit code segment.
*/
data32 ljmp $0x10, $RELOCATED(1f)
ljmpl $0x10, $RELOCATED(1f)
1:
.code32
mov $0x18, %ax
@ -253,7 +253,7 @@ __realmode_interrupt:
movl %eax, %cr0
/* Now really going into real mode */
data32 ljmp $0, $RELOCATED(1f)
ljmpl $0, $RELOCATED(1f)
1:
/* put the stack at the end of page zero. That way we can easily
@ -297,7 +297,7 @@ __intXX_instr = RELOCATED(.)
movl %eax, %cr0
/* Now that we are in protected mode jump to a 32-bit code segment. */
data32 ljmp $0x10, $RELOCATED(1f)
ljmpl $0x10, $RELOCATED(1f)
1:
.code32
mov $0x18, %ax
@ -344,7 +344,7 @@ __interrupt_handler_16bit = RELOCATED(.)
movl %eax, %cr0
/* ... and jump to a 32 bit code segment. */
data32 ljmp $0x10, $RELOCATED(1f)
ljmpl $0x10, $RELOCATED(1f)
1:
.code32
mov $0x18, %ax