From fc10f6fa6d4ae2a0d6e17ea62594b8b1f6700aeb Mon Sep 17 00:00:00 2001
From: Christian Cunningham <cc@localhost>
Date: Thu, 17 Mar 2022 21:35:21 -0700
Subject: Removed unneeded drawing

---
 include/sys/schedule.h     |  2 +-
 src/exceptions/data.S      |  9 +--------
 src/exceptions/prefetch.S  | 11 ++---------
 src/exceptions/undefined.S | 10 +---------
 4 files changed, 5 insertions(+), 27 deletions(-)

diff --git a/include/sys/schedule.h b/include/sys/schedule.h
index d0d938c..f32044c 100644
--- a/include/sys/schedule.h
+++ b/include/sys/schedule.h
@@ -1,7 +1,7 @@
 #ifndef SYS_SCHEDULE_H
 #define SYS_SCHEDULE_H
 
-#define TQUEUE_MAX 0x800
+#define TQUEUE_MAX 0x100
 #define STACK_SIZE 0x4000
 #define TQUEUE_CNT 3
 #define PRIORITIES 8
diff --git a/src/exceptions/data.S b/src/exceptions/data.S
index e3add71..fe33215 100644
--- a/src/exceptions/data.S
+++ b/src/exceptions/data.S
@@ -3,11 +3,7 @@
 data:
 	cpsid aif
 	stmfd sp!, {r0-r12,lr}
-	mov r4, lr
-	mov r0, #0
-	mov r1, #15
-	ldr r2, =data_msg
-	bl draw_string
+	ldr r4, [lr, #-4]
 	// Output return address
 	mov r0, #80
 	mov r1, #0
@@ -31,6 +27,3 @@ data:
 	bl draw_hex32
 	ldmfd sp!, {r0-r12,lr}
 	subs pc, lr, #4 // Should be 8 once I can actually handle the abort
-
-.section .data
-data_msg:	.asciz "Data Handler"
diff --git a/src/exceptions/prefetch.S b/src/exceptions/prefetch.S
index 5166d00..59674bd 100644
--- a/src/exceptions/prefetch.S
+++ b/src/exceptions/prefetch.S
@@ -3,18 +3,11 @@
 prefetch:
 	cpsid aif
 	stmfd sp!, {r0-r12,lr}
-	mov r4, lr
-	mov r0, #98
-	mov r1, #0
-	ldr r2, =prefetch_msg
-	bl draw_string
+	ldr r4, [lr, #-4]
 	// Output return address
 	mov r0, #98
-	mov r1, #1
+	mov r1, #0
 	mov r2, r4
 	bl draw_hex32
 	ldmfd sp!, {r0-r12,lr}
 	subs pc, lr, #4
-
-.section .data
-prefetch_msg:	.asciz "Prefetch Handler"
diff --git a/src/exceptions/undefined.S b/src/exceptions/undefined.S
index 2d4b90a..856e30f 100644
--- a/src/exceptions/undefined.S
+++ b/src/exceptions/undefined.S
@@ -6,24 +6,16 @@ undefined:
 	ldr r4, [lr, #-4]
 	mov r0, #62
 	mov r1, #0
-	ldr r2, =undefined_msg
-	bl draw_string
-	mov r0, #62
-	mov r1, #1
 	mov r2, r4
 	bl draw_hex32
 	// Output lr
 	ldr r0, [sp, #0x34]
 	sub r2, r0, #4
 	mov r0, #62
-	mov r1, #2
+	mov r1, #1
 	bl draw_hex32
 	// Skip instruction for now
 	// In future, 
 	//  ldmfd sp!, {r0-r12,lr} // Note the lack of ^ since subs will handle it
 	//  subs pc, lr, #4
 	ldmfd sp!, {r0-r12,pc}^
-
-.section .data
-undefined_msg:	.asciz "Undefined Handler"
-undefined_at:	.asciz "@ 0x"
-- 
cgit v1.2.1