X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Farch%2Farm7%2Fstart.s;fp=Kernel%2Farch%2Farm7%2Fstart.s;h=83b2d1b651b187c92c3ce38d417e74db8daa743a;hb=2337aa1fb9c4289294e1e4f23d0318faac5450ce;hp=abfbb59b2d6fe4cb1b5b397c6551bd45cc2eb2fe;hpb=3733a77bb073c6c22e674bebe22a6f4f9a2b5225;p=tpg%2Facess2.git

diff --git a/Kernel/arch/arm7/start.s b/Kernel/arch/arm7/start.s
index abfbb59b..83b2d1b6 100644
--- a/Kernel/arch/arm7/start.s
+++ b/Kernel/arch/arm7/start.s
@@ -1,15 +1,17 @@
 KERNEL_BASE =	0x80000000
-
+@
+@ Exception defs taken from ARM DDI 0406B
+@ 
 .section .init
 interrupt_vector_table:
 	b _start @ Reset
-	b .	@ ?
-	b SyscallHandler @ SWI instruction
-	b . 
-	b .
-	b .
-	b .
-	b .
+	b .	@ #UD
+	b SyscallHandler @ SVC (SWI assume)
+	b .	@ Prefetch abort
+	b .	@ Data abort
+	b .	@ Not Used
+	b .	@ IRQ
+	b .	@ FIQ (Fast interrupt)
 
 .globl _start
 _start:
@@ -43,7 +45,7 @@ SyscallHandler:
 .globl kernel_table0
 
 kernel_table0:
-	.long 0x00000002	@ Identity map the first 4 MiB
+	.long 0x00000002	@ Identity map the first 1 MiB
 	.rept 0x800 - 1
 		.long 0
 	.endr
@@ -71,7 +73,7 @@ kernel_table0:
 	.endr
 
 .globl kernel_table1_map
-kernel_table1_map:
+kernel_table1_map:	@ Size = 4KiB
 	.rept 0xF00/4
 		.long 0
 	.endr