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arch/arm: align arm vector related code with armv7-a

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commit 3c30c8b90b
Author: Xiang Xiao <xiaoxiang@xiaomi.com>
Date:   Tue Apr 6 15:47:27 2021 +0800

    arch/arm: Remove g_irqtmp, g_undeftmp and g_aborttmp

    to avoid multiple CPU access them concurrently in SMP case

Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao 2021-04-05 23:43:27 +08:00 committed by Masayuki Ishikawa
parent 0779f34390
commit eeb8931c04
11 changed files with 121 additions and 134 deletions
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4
arch/arm/src/arm/arm_fullcontextrestore.S
View File

@ -89,9 +89,7 @@ arm_fullcontextrestore:
ldr r1, [r0, #(4*REG_CPSR)] /* Fetch the stored CPSR value */ ldr r1, [r0, #(4*REG_CPSR)] /* Fetch the stored CPSR value */
msr cpsr, r1 /* Set the CPSR */ msr cpsr, r1 /* Set the CPSR */
/* Now recover r0 and r1. Then return to the address at the stop of /* Now recover r0-r1 and pc, destroying the stack frame */
* the stack, destroying the stack frame
*/
ldmia sp!, {r0-r1, r15} ldmia sp!, {r0-r1, r15}

4
arch/arm/src/arm/arm_saveusercontext.S
View File

@ -92,9 +92,9 @@ arm_saveusercontext:
add r1, r0, #(4*REG_PC) add r1, r0, #(4*REG_PC)
str lr, [r1] str lr, [r1]
/* Return 0 */ /* Return 0 now indicating that this return is not a context switch */
mov r0, #0 /* Return value == 0 */ mov r0, #0 /* Return value == 0 */
mov pc, lr /* Return */ bx lr /* Return */
.size arm_saveusercontext, .-arm_saveusercontext .size arm_saveusercontext, .-arm_saveusercontext
.end .end

213
arch/arm/src/arm/arm_vectors.S
View File

@ -37,19 +37,6 @@
* Private Data * Private Data
****************************************************************************/ ****************************************************************************/
.data
g_irqtmp:
.word 0 /* Saved lr */
.word 0 /* Saved spsr */
g_undeftmp:
.word 0 /* Saved lr */
.word 0 /* Saved spsr */
g_aborttmp:
.word 0 /* Saved lr */
.word 0 /* Saved spsr */
/**************************************************************************** /****************************************************************************
* Assembly Macros * Assembly Macros
****************************************************************************/ ****************************************************************************/
@ -81,17 +68,8 @@ arm_vectorirq:
* and r14. * and r14.
*/ */
ldr r13, .Lirqtmp mov r13, #(PSR_MODE_SVC | PSR_I_BIT)
sub lr, lr, #4 msr cpsr_c, r13 /* Switch to SVC mode */
str lr, [r13] /* Save lr_IRQ */
mrs lr, spsr
str lr, [r13, #4] /* Save spsr_IRQ */
/* Then switch back to SVC mode */
bic lr, lr, #PSR_MODE_MASK /* Keep F and T bits */
orr lr, lr, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, lr /* Switch to SVC mode */
/* Create a context structure. First set aside a stack frame /* Create a context structure. First set aside a stack frame
* and store r0-r12 into the frame. * and store r0-r12 into the frame.
@ -100,15 +78,25 @@ arm_vectorirq:
sub sp, sp, #XCPTCONTEXT_SIZE sub sp, sp, #XCPTCONTEXT_SIZE
stmia sp, {r0-r12} /* Save the SVC mode regs */ stmia sp, {r0-r12} /* Save the SVC mode regs */
/* Get the correct values of r13(sp) and r14(lr) in r1 and r2 */ mov r0, #(PSR_MODE_IRQ | PSR_I_BIT)
msr cpsr_c, r0 /* Switch back IRQ mode */
/* Get the values for r15(pc) and CPSR in r3 and r4 */
sub r3, lr, #4
mrs r4, spsr
/* Then switch back to SVC mode */
orr r0, r0, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, r0
/* Get the correct values of SVC r13(sp) and r14(lr) in r1 and r2 */
add r1, sp, #XCPTCONTEXT_SIZE add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14 mov r2, r14
/* Get the values for r15(pc) and CPSR in r3 and r4 */ /* Save r13(sp), r14(lr), r15(pc), and the CPSR */
ldr r0, .Lirqtmp /* Points to temp storage */
ldmia r0, {r3, r4} /* Recover r3=lr_IRQ, r4=spsr_IRQ */
add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */ add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */
stmia r0, {r1-r4} stmia r0, {r1-r4}
@ -119,44 +107,45 @@ arm_vectorirq:
mov r0, sp /* Get r0=xcp */ mov r0, sp /* Get r0=xcp */
#if CONFIG_ARCH_INTERRUPTSTACK > 3 #if CONFIG_ARCH_INTERRUPTSTACK > 3
/* Call arm_decodeirq() on the interrupt stack */
ldr sp, .Lirqstackbase /* SP = interrupt stack base */ ldr sp, .Lirqstackbase /* SP = interrupt stack base */
str r0, [sp, #-4]! /* Save the xcp address at SP-4 then update SP */ str r0, [sp, #-4]! /* Save the xcp address at SP-4 then update SP */
bl arm_decodeirq /* Call the handler */ bl arm_decodeirq /* Call the handler */
ldr sp, [sp] /* Restore the user stack pointer */ ldr sp, [sp] /* Restore the user stack pointer */
#else #else
/* Call arm_decodeirq() on the user stack */
bl arm_decodeirq /* Call the handler */ bl arm_decodeirq /* Call the handler */
#endif #endif
/* Restore the CPSR, SVC mode registers and return */ /* Restore the CPSR, SVC mode registers and return */
.Lnoirqset:
ldr r0, [sp, #(4*REG_CPSR)] /* Setup the SVC mode SPSR */
msr spsr, r0
ldmia sp, {r0-r15}^ /* Return */
.Lirqtmp: ldr r0, [sp, #(4*REG_CPSR)] /* Fetch the return SPSR */
.word g_irqtmp msr spsr, r0 /* Set the return mode SPSR */
ldmia sp, {r0-r15}^ /* Return */
#if CONFIG_ARCH_INTERRUPTSTACK > 3 #if CONFIG_ARCH_INTERRUPTSTACK > 3
.Lirqstackbase: .Lirqstackbase:
.word g_intstackbase .word g_intstackbase
#endif #endif
.size arm_vectorirq, . - arm_vectorirq .size arm_vectorirq, . - arm_vectorirq
.align 5 .align 5
/**************************************************************************** /****************************************************************************
* Function: arm_vectorswi * Function: arm_vectorsvc
* *
* Description: * Description:
* SWI interrupt. We enter the SWI in SVC mode. * SVC interrupt. We enter the SVC in SVC mode.
* *
****************************************************************************/ ****************************************************************************/
.globl arm_syscall .globl arm_syscall
.globl arm_vectorswi .globl arm_vectorsvc
.type arm_vectorswi, %function .type arm_vectorsvc, %function
arm_vectorswi: arm_vectorsvc:
/* Create a context structure. First set aside a stack frame /* Create a context structure. First set aside a stack frame
* and store r0-r12 into the frame. * and store r0-r12 into the frame.
@ -165,18 +154,22 @@ arm_vectorswi:
sub sp, sp, #XCPTCONTEXT_SIZE sub sp, sp, #XCPTCONTEXT_SIZE
stmia sp, {r0-r12} /* Save the SVC mode regs */ stmia sp, {r0-r12} /* Save the SVC mode regs */
/* Get the correct values of r13(sp), r14(lr), r15(pc) /* Get the values for r15(pc) and CPSR in r3 and r4 */
* and CPSR in r1-r4 */
add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14 /* R14 is altered on return from SWI */
mov r3, r14 /* Save r14 as the PC as well */ mov r3, r14 /* Save r14 as the PC as well */
mrs r4, spsr /* Get the saved CPSR */ mrs r4, spsr /* Get the saved CPSR */
/* Get the correct values of SVC r13(sp) and r14(lr) in r1 and r2 */
add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14
/* Save r13(sp), r14(lr), r15(pc), and the CPSR */
add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */ add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */
stmia r0, {r1-r4} stmia r0, {r1-r4}
/* Then call the SWI handler with interrupts disabled. /* Then call the SVC handler with interrupts disabled.
* void arm_syscall(struct xcptcontext *xcp) * void arm_syscall(struct xcptcontext *xcp)
*/ */
@ -186,10 +179,10 @@ arm_vectorswi:
/* Restore the CPSR, SVC mode registers and return */ /* Restore the CPSR, SVC mode registers and return */
ldr r0, [sp, #(4*REG_CPSR)] /* Setup the SVC mode SPSR */ ldr r0, [sp, #(4*REG_CPSR)] /* Fetch the return SPSR */
msr spsr, r0 msr spsr, r0 /* Set the return mode SPSR */
ldmia sp, {r0-r15}^ /* Return */ ldmia sp, {r0-r15}^ /* Return */
.size arm_vectorswi, . - arm_vectorswi .size arm_vectorsvc, . - arm_vectorsvc
.align 5 .align 5
@ -213,17 +206,8 @@ arm_vectordata:
* r13 and r14 * r13 and r14
*/ */
ldr r13, .Ldaborttmp /* Points to temp storage */ mov r13, #(PSR_MODE_SVC | PSR_I_BIT)
sub lr, lr, #8 /* Fixup return */ msr cpsr_c, r13 /* Switch to SVC mode */
str lr, [r13] /* Save in temp storage */
mrs lr, spsr /* Get SPSR */
str lr, [r13, #4] /* Save in temp storage */
/* Then switch back to SVC mode */
bic lr, lr, #PSR_MODE_MASK /* Keep F and T bits */
orr lr, lr, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, lr /* Switch to SVC mode */
/* Create a context structure. First set aside a stack frame /* Create a context structure. First set aside a stack frame
* and store r0-r12 into the frame. * and store r0-r12 into the frame.
@ -232,15 +216,25 @@ arm_vectordata:
sub sp, sp, #XCPTCONTEXT_SIZE sub sp, sp, #XCPTCONTEXT_SIZE
stmia sp, {r0-r12} /* Save the SVC mode regs */ stmia sp, {r0-r12} /* Save the SVC mode regs */
/* Get the correct values of r13(sp) and r14(lr) in r1 and r2 */ mov r0, #(PSR_MODE_ABT | PSR_I_BIT)
msr cpsr_c, r0 /* Switch back ABT mode */
/* Get the values for r15(pc) and CPSR in r3 and r4 */
sub r3, lr, #8
mrs r4, spsr
/* Then switch back to SVC mode */
mov r0, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, r0
/* Get the correct values of SVC r13(sp) and r14(lr) in r1 and r2 */
add r1, sp, #XCPTCONTEXT_SIZE add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14 mov r2, r14
/* Get the values for r15(pc) and CPSR in r3 and r4 */ /* Save r13(sp), r14(lr), r15(pc), and the CPSR */
ldr r0, .Ldaborttmp /* Points to temp storage */
ldmia r0, {r3, r4} /* Recover r3=lr_IRQ, r4=spsr_IRQ */
add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */ add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */
stmia r0, {r1-r4} stmia r0, {r1-r4}
@ -252,19 +246,16 @@ arm_vectordata:
mov fp, #0 /* Init frame pointer */ mov fp, #0 /* Init frame pointer */
mov r0, sp /* Get r0=xcp */ mov r0, sp /* Get r0=xcp */
#ifdef CONFIG_PAGING #ifdef CONFIG_PAGING
mrc p15, 0, r2, c5, c0, 0 /* Get r2=FSR */
mrc p15, 0, r1, c6, c0, 0 /* Get R1=FAR */ mrc p15, 0, r1, c6, c0, 0 /* Get R1=FAR */
mrc p15, 0, r2, c5, c0, 0 /* Get r2=FSR */
#endif #endif
bl arm_dataabort /* Call the handler */ bl arm_dataabort /* Call the handler */
/* Restore the CPSR, SVC mode registers and return */ /* Restore the CPSR, SVC mode registers and return */
ldr r0, [sp, #(4*REG_CPSR)] /* Setup the SVC mode SPSR */ ldr r0, [sp, #(4*REG_CPSR)] /* Fetch the return SPSR */
msr spsr, r0 msr spsr, r0 /* Set the return mode SPSR */
ldmia sp, {r0-r15}^ /* Return */ ldmia sp, {r0-r15}^ /* Return */
.Ldaborttmp:
.word g_aborttmp
.size arm_vectordata, . - arm_vectordata .size arm_vectordata, . - arm_vectordata
.align 5 .align 5
@ -289,17 +280,8 @@ arm_vectorprefetch:
* r13 and r14 * r13 and r14
*/ */
ldr r13, .Lpaborttmp /* Points to temp storage */ mov r13, #(PSR_MODE_SVC | PSR_I_BIT)
sub lr, lr, #4 /* Fixup return */ msr cpsr_c, r13 /* Switch to SVC mode */
str lr, [r13] /* Save in temp storage */
mrs lr, spsr /* Get SPSR */
str lr, [r13, #4] /* Save in temp storage */
/* Then switch back to SVC mode */
bic lr, lr, #PSR_MODE_MASK /* Keep F and T bits */
orr lr, lr, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, lr /* Switch to SVC mode */
/* Create a context structure. First set aside a stack frame /* Create a context structure. First set aside a stack frame
* and store r0-r12 into the frame. * and store r0-r12 into the frame.
@ -308,15 +290,25 @@ arm_vectorprefetch:
sub sp, sp, #XCPTCONTEXT_SIZE sub sp, sp, #XCPTCONTEXT_SIZE
stmia sp, {r0-r12} /* Save the SVC mode regs */ stmia sp, {r0-r12} /* Save the SVC mode regs */
/* Get the correct values of r13(sp) and r14(lr) in r1 and r2 */ mov r0, #(PSR_MODE_ABT | PSR_I_BIT)
msr cpsr_c, r0 /* Switch back ABT mode */
/* Get the values for r15(pc) and CPSR in r3 and r4 */
sub r3, lr, #4
mrs r4, spsr
/* Then switch back to SVC mode */
mov r0, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, r0
/* Get the correct values of SVC r13(sp) and r14(lr) in r1 and r2 */
add r1, sp, #XCPTCONTEXT_SIZE add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14 mov r2, r14
/* Get the values for r15(pc) and CPSR in r3 and r4 */ /* Save r13(sp), r14(lr), r15(pc), and the CPSR */
ldr r0, .Lpaborttmp /* Points to temp storage */
ldmia r0, {r3, r4} /* Recover r3=lr_IRQ, r4=spsr_IRQ */
add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */ add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */
stmia r0, {r1-r4} stmia r0, {r1-r4}
@ -331,12 +323,9 @@ arm_vectorprefetch:
/* Restore the CPSR, SVC mode registers and return */ /* Restore the CPSR, SVC mode registers and return */
ldr r0, [sp, #(4*REG_CPSR)] /* Setup the SVC mode SPSR */ ldr r0, [sp, #(4*REG_CPSR)] /* Fetch the return SPSR */
msr spsr, r0 msr spsr, r0 /* Set the return mode SPSR */
ldmia sp, {r0-r15}^ /* Return */ ldmia sp, {r0-r15}^ /* Return */
.Lpaborttmp:
.word g_aborttmp
.size arm_vectorprefetch, . - arm_vectorprefetch .size arm_vectorprefetch, . - arm_vectorprefetch
.align 5 .align 5
@ -359,16 +348,8 @@ arm_vectorundefinsn:
* r13 and r14 * r13 and r14
*/ */
ldr r13, .Lundeftmp /* Points to temp storage */ mov r13, #(PSR_MODE_SVC | PSR_I_BIT)
str lr, [r13] /* Save in temp storage */ msr cpsr_c, r13 /* Switch to SVC mode */
mrs lr, spsr /* Get SPSR */
str lr, [r13, #4] /* Save in temp storage */
/* Then switch back to SVC mode */
bic lr, lr, #PSR_MODE_MASK /* Keep F and T bits */
orr lr, lr, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, lr /* Switch to SVC mode */
/* Create a context structure. First set aside a stack frame /* Create a context structure. First set aside a stack frame
* and store r0-r12 into the frame. * and store r0-r12 into the frame.
@ -377,15 +358,25 @@ arm_vectorundefinsn:
sub sp, sp, #XCPTCONTEXT_SIZE sub sp, sp, #XCPTCONTEXT_SIZE
stmia sp, {r0-r12} /* Save the SVC mode regs */ stmia sp, {r0-r12} /* Save the SVC mode regs */
/* Get the correct values of r13(sp) and r14(lr) in r1 and r2 */ mov r0, #(PSR_MODE_UND | PSR_I_BIT)
msr cpsr_c, r0 /* Switch back UND mode */
/* Get the values for r15(pc) and CPSR in r3 and r4 */
mov r3, lr
mrs r4, spsr
/* Then switch back to SVC mode */
mov r0, #(PSR_MODE_SVC | PSR_I_BIT)
msr cpsr_c, r0
/* Get the correct values of SVC r13(sp) and r14(lr) in r1 and r2 */
add r1, sp, #XCPTCONTEXT_SIZE add r1, sp, #XCPTCONTEXT_SIZE
mov r2, r14 mov r2, r14
/* Get the values for r15(pc) and CPSR in r3 and r4 */ /* Save r13(sp), r14(lr), r15(pc), and the CPSR */
ldr r0, .Lundeftmp /* Points to temp storage */
ldmia r0, {r3, r4} /* Recover r3=lr_IRQ, r4=spsr_IRQ */
add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */ add r0, sp, #(4*REG_SP) /* Offset to pc, cpsr storage */
stmia r0, {r1-r4} stmia r0, {r1-r4}
@ -400,12 +391,9 @@ arm_vectorundefinsn:
/* Restore the CPSR, SVC mode registers and return */ /* Restore the CPSR, SVC mode registers and return */
ldr r0, [sp, #(4*REG_CPSR)] /* Setup the SVC mode SPSR */ ldr r0, [sp, #(4*REG_CPSR)] /* Fetch the return SPSR */
msr spsr, r0 msr spsr, r0 /* Set the return mode SPSR */
ldmia sp, {r0-r15}^ /* Return */ ldmia sp, {r0-r15}^ /* Return */
.Lundeftmp:
.word g_undeftmp
.size arm_vectorundefinsn, . - arm_vectorundefinsn .size arm_vectorundefinsn, . - arm_vectorundefinsn
.align 5 .align 5
@ -444,5 +432,6 @@ g_intstackbase:
.skip 4 .skip 4
.size g_intstackbase, 4 .size g_intstackbase, 4
.size g_intstackalloc, (CONFIG_ARCH_INTERRUPTSTACK & ~3) .size g_intstackalloc, (CONFIG_ARCH_INTERRUPTSTACK & ~3)
#endif #endif
.end .end

8
arch/arm/src/arm/arm_vectortab.S
View File

@ -55,7 +55,7 @@
_vector_start: _vector_start:
ldr pc, .Lresethandler /* 0x00: Reset */ ldr pc, .Lresethandler /* 0x00: Reset */
ldr pc, .Lundefinedhandler /* 0x04: Undefined instruction */ ldr pc, .Lundefinedhandler /* 0x04: Undefined instruction */
ldr pc, .Lswihandler /* 0x08: Software interrupt */ ldr pc, .Lsvchandler /* 0x08: Software interrupt */
ldr pc, .Lprefetchaborthandler /* 0x0c: Prefetch abort */ ldr pc, .Lprefetchaborthandler /* 0x0c: Prefetch abort */
ldr pc, .Ldataaborthandler /* 0x10: Data abort */ ldr pc, .Ldataaborthandler /* 0x10: Data abort */
ldr pc, .Laddrexcptnhandler /* 0x14: Address exception (reserved) */ ldr pc, .Laddrexcptnhandler /* 0x14: Address exception (reserved) */
@ -64,7 +64,7 @@ _vector_start:
.globl __start .globl __start
.globl arm_vectorundefinsn .globl arm_vectorundefinsn
.globl arm_vectorswi .globl arm_vectorsvc
.globl arm_vectorprefetch .globl arm_vectorprefetch
.globl arm_vectordata .globl arm_vectordata
.globl arm_vectoraddrexcptn .globl arm_vectoraddrexcptn
@ -75,8 +75,8 @@ _vector_start:
.long __start .long __start
.Lundefinedhandler: .Lundefinedhandler:
.long arm_vectorundefinsn .long arm_vectorundefinsn
.Lswihandler: .Lsvchandler:
.long arm_vectorswi .long arm_vectorsvc
.Lprefetchaborthandler: .Lprefetchaborthandler:
.long arm_vectorprefetch .long arm_vectorprefetch
.Ldataaborthandler: .Ldataaborthandler:

2
arch/arm/src/c5471/c5471_irq.c
View File

@ -70,7 +70,7 @@ static up_vector_t g_vectorinittab[] =
{ {
(up_vector_t)NULL, (up_vector_t)NULL,
arm_vectorundefinsn, arm_vectorundefinsn,
arm_vectorswi, arm_vectorsvc,
arm_vectorprefetch, arm_vectorprefetch,
arm_vectordata, arm_vectordata,
arm_vectoraddrexcptn, arm_vectoraddrexcptn,

8
arch/arm/src/c5471/c5471_vectors.S
View File

@ -168,15 +168,15 @@ arm_vectorirq:
.align 5 .align 5
/**************************************************************************** /****************************************************************************
* Function: arm_vectorswi * Function: arm_vectorsvc
* *
* Description: * Description:
* SWI interrupt. We enter the SWI in SVC mode * SWI interrupt. We enter the SWI in SVC mode
****************************************************************************/ ****************************************************************************/
.globl arm_vectorswi .globl arm_vectorsvc
.type arm_vectorswi, %function .type arm_vectorsvc, %function
arm_vectorswi: arm_vectorsvc:
/* The c547x rrload bootloader intemediates all /* The c547x rrload bootloader intemediates all
* interrupts. For the* case of the SWI, it mucked * interrupts. For the* case of the SWI, it mucked

2
arch/arm/src/common/arm_internal.h
View File

@ -393,7 +393,7 @@ void arm_undefinedinsn(uint32_t *regs);
#endif /* CONFIG_ARCH_ARMV[6-8]M */ #endif /* CONFIG_ARCH_ARMV[6-8]M */
void arm_vectorundefinsn(void); void arm_vectorundefinsn(void);
void arm_vectorswi(void); void arm_vectorsvc(void);
void arm_vectorprefetch(void); void arm_vectorprefetch(void);
void arm_vectordata(void); void arm_vectordata(void);
void arm_vectoraddrexcptn(void); void arm_vectoraddrexcptn(void);

4
arch/arm/src/lpc214x/lpc214x_head.S
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@ -457,7 +457,7 @@ _vector_table:
.globl __start .globl __start
.globl arm_vectorundefinsn .globl arm_vectorundefinsn
.globl arm_vectorswi .globl arm_vectorsvc
.globl arm_vectorprefetch .globl arm_vectorprefetch
.globl arm_vectordata .globl arm_vectordata
.globl arm_vectorirq .globl arm_vectorirq
@ -468,7 +468,7 @@ _vector_table:
.Lundefinedhandler: .Lundefinedhandler:
.long arm_vectorundefinsn .long arm_vectorundefinsn
.Lswihandler: .Lswihandler:
.long arm_vectorswi .long arm_vectorsvc
.Lprefetchaborthandler: .Lprefetchaborthandler:
.long arm_vectorprefetch .long arm_vectorprefetch
.Ldataaborthandler: .Ldataaborthandler:

4
arch/arm/src/lpc2378/lpc23xx_head.S
View File

@ -100,7 +100,7 @@ _vector_table:
.globl __start .globl __start
.globl arm_vectorundefinsn .globl arm_vectorundefinsn
.globl arm_vectorswi .globl arm_vectorsvc
.globl arm_vectorprefetch .globl arm_vectorprefetch
.globl arm_vectordata .globl arm_vectordata
.globl arm_vectorirq .globl arm_vectorirq
@ -111,7 +111,7 @@ _vector_table:
.Lundefinedhandler: .Lundefinedhandler:
.long arm_vectorundefinsn .long arm_vectorundefinsn
.Lswihandler: .Lswihandler:
.long arm_vectorswi .long arm_vectorsvc
.Lprefetchaborthandler: .Lprefetchaborthandler:
.long arm_vectorprefetch .long arm_vectorprefetch
.Ldataaborthandler: .Ldataaborthandler:

2
arch/arm/src/moxart/moxart_head.S
View File

@ -47,7 +47,7 @@
_undef_instr: _undef_instr:
b arm_vectorundefinsn b arm_vectorundefinsn
_sw_interr: _sw_interr:
b arm_vectorswi b arm_vectorsvc
_prefetch_abort: _prefetch_abort:
b arm_vectorprefetch b arm_vectorprefetch
_data_abort: _data_abort:

4
arch/arm/src/str71x/str71x_head.S
View File

@ -421,7 +421,7 @@ _vector_table:
.globl __start .globl __start
.globl arm_vectorundefinsn .globl arm_vectorundefinsn
.globl arm_vectorswi .globl arm_vectorsvc
.globl arm_vectorprefetch .globl arm_vectorprefetch
.globl arm_vectordata .globl arm_vectordata
.globl arm_vectorirq .globl arm_vectorirq
@ -432,7 +432,7 @@ _vector_table:
.Lundefinedhandler: .Lundefinedhandler:
.long arm_vectorundefinsn .long arm_vectorundefinsn
.Lswihandler: .Lswihandler:
.long arm_vectorswi .long arm_vectorsvc
.Lprefetchaborthandler: .Lprefetchaborthandler:
.long arm_vectorprefetch .long arm_vectorprefetch
.Ldataaborthandler: .Ldataaborthandler: