diff options
Diffstat (limited to 'src/soc/amd/picasso/bootblock')
| -rw-r--r-- | src/soc/amd/picasso/bootblock/pre_c.S | 54 |
1 files changed, 0 insertions, 54 deletions
diff --git a/src/soc/amd/picasso/bootblock/pre_c.S b/src/soc/amd/picasso/bootblock/pre_c.S deleted file mode 100644 index 6fae1ed1cb..0000000000 --- a/src/soc/amd/picasso/bootblock/pre_c.S +++ /dev/null @@ -1,54 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0-only */ - -#include <cpu/x86/post_code.h> - -.global bootblock_resume_entry -bootblock_resume_entry: - post_code(0xb0) - - /* Get an early timestamp */ - rdtsc - movd %eax, %mm1 - movd %edx, %mm2 - - /* Fall through to bootblock_pre_c_entry */ - -/* - * on entry: - * mm0: BIST (ignored) - * mm2_mm1: timestamp at bootblock_protected_mode_entry - */ - -.global bootblock_pre_c_entry -bootblock_pre_c_entry: - post_code(0xa0) - - /* Clear .bss section */ - cld - xor %eax, %eax - movl $(_ebss), %ecx - movl $(_bss), %edi - sub %edi, %ecx - shrl $2, %ecx - rep stosl - - movl $_eearlyram_stack, %esp - - /* Align the stack and keep aligned for call to bootblock_c_entry() */ - and $0xfffffff0, %esp - sub $8, %esp - - movd %mm2, %eax - pushl %eax /* tsc[63:32] */ - movd %mm1, %eax - pushl %eax /* tsc[31:0] */ - - post_code(0xa2) - - call bootblock_c_entry - /* Never reached */ - -.halt_forever: - post_code(POST_DEAD_CODE) - hlt - jmp .halt_forever |