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!81 fix:start up optimized 

Merge pull request !81 from MGY917/202103171511
This commit is contained in:
openharmony_ci 2021-03-18 17:44:32 +08:00 committed by Gitee
parent e95772c326 307c3d6fad
commit cc8570587f
2 changed files with 32 additions and 5 deletions
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18
arch/arm/arm/src/startup/reset_vector_mp.S
View File

@ -65,7 +65,9 @@
.equ MPIDR_CPUID_MASK, 0xffU .equ MPIDR_CPUID_MASK, 0xffU
.fpu vfpv4 .fpu neon-vfpv4
.syntax unified
.arch armv7-a
.arm .arm
/* param0 is stack bottom, param1 is stack size, r12 hold cpu id */ /* param0 is stack bottom, param1 is stack size, r12 hold cpu id */
@ -187,7 +189,7 @@ reloc_img_to_bottom_done:
mov r0, r4 mov r0, r4
mov r1, #0 mov r1, #0
mov r2, #MMU_DESCRIPTOR_L1_SMALL_ENTRY_NUMBERS mov r2, #MMU_DESCRIPTOR_L1_SMALL_ENTRY_NUMBERS
bl memset bl memset_optimized /* optimized memset since r0 is 64-byte aligned */
PAGE_TABLE_SET SYS_MEM_BASE, KERNEL_VMM_BASE, KERNEL_VMM_SIZE, MMU_DESCRIPTOR_KERNEL_L1_PTE_FLAGS PAGE_TABLE_SET SYS_MEM_BASE, KERNEL_VMM_BASE, KERNEL_VMM_SIZE, MMU_DESCRIPTOR_KERNEL_L1_PTE_FLAGS
PAGE_TABLE_SET SYS_MEM_BASE, UNCACHED_VMM_BASE, UNCACHED_VMM_SIZE, MMU_INITIAL_MAP_NORMAL_NOCACHE PAGE_TABLE_SET SYS_MEM_BASE, UNCACHED_VMM_BASE, UNCACHED_VMM_SIZE, MMU_INITIAL_MAP_NORMAL_NOCACHE
@ -463,6 +465,18 @@ _bootaddr_setup:
bx lr bx lr
memset_optimized:
mov r3, r0
vdup.8 q0, r1
vmov q1, q0
vmov q2, q0
vmov q3, q0
memset_optimized_loop:
subs r2, #64
vstmia r3!, {d0 - d7}
bge memset_optimized_loop
bx lr
init_done: init_done:
.long 0xDEADB00B .long 0xDEADB00B

19
arch/arm/arm/src/startup/reset_vector_up.S
View File

@ -65,7 +65,9 @@
.equ MPIDR_CPUID_MASK, 0xffU .equ MPIDR_CPUID_MASK, 0xffU
.fpu vfpv4 .fpu neon-vfpv4
.syntax unified
.arch armv7-a
.arm .arm
/* param0 is stack bottom, param1 is stack size, r11 hold cpu id */ /* param0 is stack bottom, param1 is stack size, r11 hold cpu id */
@ -164,8 +166,7 @@ reloc_img_to_bottom_done:
mov r0, r4 mov r0, r4
mov r1, #0 mov r1, #0
mov r2, #MMU_DESCRIPTOR_L1_SMALL_ENTRY_NUMBERS mov r2, #MMU_DESCRIPTOR_L1_SMALL_ENTRY_NUMBERS
bl memset bl memset_optimized /* optimized memset since r0 is 64-byte aligned */
PAGE_TABLE_SET SYS_MEM_BASE, KERNEL_VMM_BASE, KERNEL_VMM_SIZE, MMU_DESCRIPTOR_KERNEL_L1_PTE_FLAGS PAGE_TABLE_SET SYS_MEM_BASE, KERNEL_VMM_BASE, KERNEL_VMM_SIZE, MMU_DESCRIPTOR_KERNEL_L1_PTE_FLAGS
PAGE_TABLE_SET SYS_MEM_BASE, UNCACHED_VMM_BASE, UNCACHED_VMM_SIZE, MMU_INITIAL_MAP_NORMAL_NOCACHE PAGE_TABLE_SET SYS_MEM_BASE, UNCACHED_VMM_BASE, UNCACHED_VMM_SIZE, MMU_INITIAL_MAP_NORMAL_NOCACHE
@ -431,6 +432,18 @@ _bootaddr_setup:
bx lr bx lr
memset_optimized:
mov r3, r0
vdup.8 q0, r1
vmov q1, q0
vmov q2, q0
vmov q3, q0
memset_optimized_loop:
subs r2, #64
vstmia r3!, {d0 - d7}
bge memset_optimized_loop
bx lr
init_done: init_done:
.long 0xDEADB00B .long 0xDEADB00B