From 93bf62580a68533dc8252b9a2a055c02f34ecb67 Mon Sep 17 00:00:00 2001 From: Christian Cunningham Date: Thu, 24 Mar 2022 09:38:08 -0700 Subject: Modularized --- kernel/exceptions/prefetch.S | 13 +++++++++++++ 1 file changed, 13 insertions(+) create mode 100644 kernel/exceptions/prefetch.S (limited to 'kernel/exceptions/prefetch.S') diff --git a/kernel/exceptions/prefetch.S b/kernel/exceptions/prefetch.S new file mode 100644 index 0000000..59674bd --- /dev/null +++ b/kernel/exceptions/prefetch.S @@ -0,0 +1,13 @@ +.section ".text.exceptions" +.globl prefetch +prefetch: + cpsid aif + stmfd sp!, {r0-r12,lr} + ldr r4, [lr, #-4] + // Output return address + mov r0, #98 + mov r1, #0 + mov r2, r4 + bl draw_hex32 + ldmfd sp!, {r0-r12,lr} + subs pc, lr, #4 -- cgit v1.2.1