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x86/smm/smmhandler.S: Use tabs instead of white spaces 

Change-Id: I7a10ddf79cf457b5dde21714b13890fc9510e7ce
Signed-off-by: Elyes HAOUAS <ehaouas@noos.fr>
Reviewed-on: https://review.coreboot.org/c/30377
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Tristan Corrick <tristan@corrick.kiwi>
This commit is contained in:
Elyes HAOUAS 2018-12-22 09:26:28 +01:00 committed by Patrick Georgi
parent 6d772bc6c3
commit 9981df3dde
1 changed files with 29 additions and 29 deletions
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58
src/cpu/x86/smm/smmhandler.S
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@ -107,13 +107,13 @@ smm_handler_start:
ud2
untampered_lapic:
#endif
movw $(smm_gdtptr16 - smm_handler_start + SMM_HANDLER_OFFSET), %bx
movw $(smm_gdtptr16 - smm_handler_start + SMM_HANDLER_OFFSET), %bx
lgdtl %cs:(%bx)
movl %cr0, %eax
andl $0x7FFAFFD1, %eax /* PG,AM,WP,NE,TS,EM,MP = 0 */
orl $0x60000001, %eax /* CD, NW, PE = 1 */
movl %eax, %cr0
movl %cr0, %eax
andl $0x7FFAFFD1, %eax /* PG,AM,WP,NE,TS,EM,MP = 0 */
orl $0x60000001, %eax /* CD, NW, PE = 1 */
movl %eax, %cr0
/* Enable protected mode */
ljmpl $0x08, $1f
@ -124,39 +124,39 @@ untampered_lapic:
wbinvd
/* Use flat data segment */
movw $0x10, %ax
movw %ax, %ds
movw %ax, %es
movw %ax, %ss
movw %ax, %fs
movw %ax, %gs
movw $0x10, %ax
movw %ax, %ds
movw %ax, %es
movw %ax, %ss
movw %ax, %fs
movw %ax, %gs
/* Get this CPU's LAPIC ID */
movl $(LOCAL_APIC_ADDR | LAPIC_ID), %esi
movl (%esi), %ecx
shr $24, %ecx
movl $(LOCAL_APIC_ADDR | LAPIC_ID), %esi
movl (%esi), %ecx
shr $24, %ecx
/* This is an ugly hack, and we should find a way to read the CPU index
* without relying on the LAPIC ID.
*/
#if IS_ENABLED(CONFIG_CPU_AMD_AGESA_FAMILY15_TN)
/* LAPIC IDs start from 0x10; map that to the proper core index */
subl $0x10, %ecx
subl $0x10, %ecx
#endif
/* calculate stack offset by multiplying the APIC ID
* by 1024 (0x400), and save that offset in ebp.
*/
shl $10, %ecx
movl %ecx, %ebp
shl $10, %ecx
movl %ecx, %ebp
/* We put the stack for each core right above
* its SMM entry point. Core 0 starts at 0xa8000,
* we spare 0x10 bytes for the jump to be sure.
*/
movl $0xa8010, %eax
subl %ecx, %eax /* subtract offset, see above */
movl %eax, %ebx /* Save bottom of stack in ebx */
movl $0xa8010, %eax
subl %ecx, %eax /* subtract offset, see above */
movl %eax, %ebx /* Save bottom of stack in ebx */
#define SMM_STACK_SIZE (0x400 - 0x10)
/* clear stack */
@ -171,13 +171,13 @@ untampered_lapic:
movl %ebx, %esp
/* Get SMM revision */
movl $0xa8000 + 0x7efc, %ebx /* core 0 address */
subl %ebp, %ebx /* subtract core X offset */
movl (%ebx), %eax
pushl %eax
movl $0xa8000 + 0x7efc, %ebx /* core 0 address */
subl %ebp, %ebx /* subtract core X offset */
movl (%ebx), %eax
pushl %eax
/* Call 32bit C handler */
call smi_handler
call smi_handler
/* To return, just do rsm. It will "clean up" protected mode */
rsm
@ -227,14 +227,14 @@ smm_gdt_end:
.code16
jumptable:
/* core 3 */
ljmp $0xa000, $SMM_HANDLER_OFFSET
ljmp $0xa000, $SMM_HANDLER_OFFSET
.align 1024, 0x00
/* core 2 */
ljmp $0xa000, $SMM_HANDLER_OFFSET
ljmp $0xa000, $SMM_HANDLER_OFFSET
.align 1024, 0x00
/* core 1 */
ljmp $0xa000, $SMM_HANDLER_OFFSET
ljmp $0xa000, $SMM_HANDLER_OFFSET
.align 1024, 0x00
/* core 0 */
ljmp $0xa000, $SMM_HANDLER_OFFSET
ljmp $0xa000, $SMM_HANDLER_OFFSET
.align 1024, 0x00