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Don't mess up x18 in aarch64 exc handler.

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This commit is contained in:
4lDO2
2023-07-28 12:56:55 +02:00
parent ce35deed4b
commit d16569110e
1 changed files with 0 additions and 19 deletions
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src/arch/aarch64/vectors.rs
-19
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@@ -2,7 +2,6 @@ core::arch::global_asm!(
"
// Exception vector stubs
//
// The hex values in x18 are to aid debugging
// Unhandled exceptions spin in a wfi loop for the moment
// This can be macro-ified
@@ -14,114 +13,96 @@ exception_vector_base:
// Synchronous
.align 7
__vec_00:
mov x18, #0xb0b0
b synchronous_exception_at_el1_with_sp0
b __vec_00
// IRQ
.align 7
__vec_01:
mov x18, #0xb0b1
b irq_at_el1
b __vec_01
// FIQ
.align 7
__vec_02:
mov x18, #0xb0b2
b unhandled_exception
b __vec_02
// SError
.align 7
__vec_03:
mov x18, #0xb0b3
b unhandled_exception
b __vec_03
// Synchronous
.align 7
__vec_04:
mov x18, sp
and sp, x18, #0xfffffffffffffff0 // Align sp.
mov x18, #0xb0b4
b synchronous_exception_at_el1_with_spx
b __vec_04
// IRQ
.align 7
__vec_05:
mov x18, #0xb0b5
b irq_at_el1
b __vec_05
// FIQ
.align 7
__vec_06:
mov x18, #0xb0b6
b unhandled_exception
b __vec_06
// SError
.align 7
__vec_07:
mov x18, #0xb0b7
b unhandled_exception
b __vec_07
// Synchronous
.align 7
__vec_08:
mov x18, #0xb0b8
b synchronous_exception_at_el0
b __vec_08
// IRQ
.align 7
__vec_09:
mov x18, #0xb0b9
b irq_at_el0
b __vec_09
// FIQ
.align 7
__vec_10:
mov x18, #0xb0ba
b unhandled_exception
b __vec_10
// SError
.align 7
__vec_11:
mov x18, #0xb0bb
b unhandled_exception
b __vec_11
// Synchronous
.align 7
__vec_12:
mov x18, #0xb0bc
b unhandled_exception
b __vec_12
// IRQ
.align 7
__vec_13:
mov x18, #0xb0bd
b unhandled_exception
b __vec_13
// FIQ
.align 7
__vec_14:
mov x18, #0xb0be
b unhandled_exception
b __vec_14
// SError
.align 7
__vec_15:
mov x18, #0xb0bf
b unhandled_exception
b __vec_15