diff options
author | Christian Cunningham <cc@localhost> | 2022-01-31 19:05:50 -0700 |
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committer | Christian Cunningham <cc@localhost> | 2022-01-31 19:05:50 -0700 |
commit | a1f49718aee378fa075303c86106309091d56b80 (patch) | |
tree | daa43fe9db527b69bc3b5e9cd967e6e5de5f5e29 /src/exceptions/prefetch.S | |
parent | 09d5025fc34644a6e04380a61da15ba5d8e3f775 (diff) |
Break exceptions off to own files
Diffstat (limited to 'src/exceptions/prefetch.S')
-rw-r--r-- | src/exceptions/prefetch.S | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/src/exceptions/prefetch.S b/src/exceptions/prefetch.S new file mode 100644 index 0000000..1aeba10 --- /dev/null +++ b/src/exceptions/prefetch.S @@ -0,0 +1,20 @@ +.section ".text.exceptions" +.globl prefetch +prefetch: + cpsid aif + stmfd sp!, {r0-r12,lr} + mov r4, lr + mov r0, #0 + mov r1, #16 + ldr r2, =prefetch_msg + bl draw_string + // Output return address + mov r0, #17 + mov r1, #16 + mov r2, r4 + bl draw_hex32 + ldmfd sp!, {r0-r12,lr} + subs pc, lr, #4 + +.section .data +prefetch_msg: .asciz "Prefetch Handler" |