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arhc/arm64: vector table may be far away form arm64_fatal_handle

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use 33-bit (+/-4GB) pc-relative addressing to load
the address of arm64_fatal_handle

Signed-off-by: lipengfei28 <lipengfei28@xiaomi.com>
This commit is contained in:
lipengfei28 2024-10-22 16:29:06 +08:00 • committed by Xiang Xiao
parent cb720024b6
commit c95ed45ccc
1 changed files with 15 additions and 5 deletions
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20
arch/arm64/src/common/arm64_vectors.S
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@ -141,7 +141,7 @@ SECTION_FUNC(text, arm64_sync_exc)
/* if this is a svc call ?*/
bne arm64_fatal_handler
bne 2f
#ifdef CONFIG_LIB_SYSCALL
/* Handle user system calls separately */
@ -189,6 +189,10 @@ reserved_syscall:
mov sp, x0
b arm64_exit_exception
2:
adrp x5, arm64_fatal_handler
add x5, x5, #:lo12:arm64_fatal_handler
br x5
/****************************************************************************
* Name: arm64_irq_handler
@ -232,8 +236,10 @@ SECTION_FUNC(text, arm64_irq_handler)
GTEXT(arm64_serror_handler)
SECTION_FUNC(text, arm64_serror_handler)
mov x0, sp
bl arm64_fatal_handler
mov x0, sp
adrp x5, arm64_fatal_handler
add x5, x5, #:lo12:arm64_fatal_handler
br x5
/* Return here only in case of recoverable error */
b arm64_exit_exception
@ -249,7 +255,9 @@ SECTION_FUNC(text, arm64_serror_handler)
GTEXT(arm64_mode32_handler)
SECTION_FUNC(text, arm64_mode32_handler)
mov x0, sp
bl arm64_fatal_handler
adrp x5, arm64_fatal_handler
add x5, x5, #:lo12:arm64_fatal_handler
br x5
/* Return here only in case of recoverable error */
b arm64_exit_exception
@ -267,7 +275,9 @@ SECTION_FUNC(text, arm64_fiq_handler)
#ifndef CONFIG_ARM64_DECODEFIQ
mov x0, sp
bl arm64_fatal_handler
adrp x5, arm64_fatal_handler
add x5, x5, #:lo12:arm64_fatal_handler
br x5
/* Return here only in case of recoverable error */