rvtr/ctr_firmware
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ブートするコアをプロセッサ間割り込みで個別に指定。

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git-svn-id: file:///Volumes/Transfer/gigaleak_20231201/2020-09-30%20-%20paladin.7z/paladin/ctr_firmware@201 b871894f-2f95-9b40-918c-086798483c85
This commit is contained in:
nakasima 2009-01-22 09:26:38 +00:00
parent fd766e4425
commit 3550109a6f
1 changed files with 8 additions and 7 deletions
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15
trunk/bootrom/build/libraries/init/ARM11/crt0.c
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@ -83,8 +83,8 @@ LSYM(1) beq BSYM(1)
mcr p15, 0, r0, c15, c12, 0
//---- check CPU-ID
mrc p15,0, r0, c0, c0, 5
tst r0, #HW_C0_AP_CPU_ID_MASK
mrc p15,0, r2, c0, c0, 5
tst r2, #HW_C0_AP_CPU_ID_MASK
beq core0_start
//---- Wait for IPI
@ -92,21 +92,22 @@ LSYM(1) beq BSYM(1)
cpsid i
#else
mrs r0, cpsr
orr r1, r0, #HW_PSR_IRQ_DISABLE
msr cpsr_c, r1
orr r0, r0, #HW_PSR_IRQ_DISABLE
msr cpsr_c, r0
#endif
ldr r3, =REG_IDR_CNT_ADDR
mov r0, #REG_OS_IDR_CNT_E_MASK
str r0, [r3]
ldr r3, =REG_IDR_CLR_PND0_ADDR
ldr r1, =REG_OS_IDR_CLR_PND0_IPI_ALL_MASK
mov r1, #REG_OS_IDR_CLR_PND0_IPI0_MASK
mov r1, r1, lsl r2
mov r0, #~0
str r0, [r3]
LSYM(10)
wfi
nop
ldr r0, [r3]
tst r0, r1
wfieq
nop
beq BSYM(10)
ldr lr, =HW_START_VECTOR1_BUF
ldr lr, [lr]