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Merge pull request #4234 from OpenNuvoton/rtt_arm926_gcc_startup_issue 

[libcpu/arm/arm926/start_gcc.S] Remove platform-specific code in common.
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Bernard Xiong 2021-01-12 22:40:04 +08:00 committed by GitHub
parent 6742f9a3ab 235296073f
commit 55ef9164b5
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1 changed files with 0 additions and 24 deletions
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libcpu/arm/arm926/start_gcc.S
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@ -122,30 +122,6 @@ reset:
/* init cpu */
bl cpu_init_crit
/* todo:copyself to link address */
/* Copy vector to the correct address */
ldr r0, =system_vectors
mrc p15, 0, r2, c1, c0, 0
ands r2, r2, #(1 << 13)
ldreq r1, =0x00000000
ldrne r1, =0xffff0000
ldmia r0!, {r2-r8, r10}
stmia r1!, {r2-r8, r10}
ldmia r0!, {r2-r8, r10}
stmia r1!, {r2-r8, r10}
/* turn off the watchdog */
ldr r0, =0x01C20CB8
mov r1, #0x0
str r1, [r0]
/* mask all IRQs source */
ldr r1, =0xffffffff
ldr r0, =0x01C20430
str r1, [r0], #0x04
str r1, [r0]
/* Call low level init function */
ldr sp, =svc_stack_start
ldr r0, =rt_low_level_init