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authorGreg Ungerer <gerg@uclinux.org>2011-06-23 15:52:25 +1000
committerGreg Ungerer <gerg@uclinux.org>2011-07-25 11:20:41 +1000
commit622e9472dd723d5c7dc034510faae4b113e5bbc2 (patch)
tree468728239c79b081a9e7739e627728462eb9579e /arch/m68k/platform
parentf4a5437333e405e967be660430e58fc2355c62c8 (diff)
m68knommu: correctly use trap_init
Currently trap_init() is an empty function for m68knommu. Instead the vectors are being setup as part of the IRQ initialization. This is inconsistent with m68k and other architectures. Change the local init_vectors() to be trap_init(), and init the vectors at the correct time during startup. This will help merge of m68k and m68knommu trap code in the furture. Signed-off-by: Greg Ungerer <gerg@uclinux.org>
Diffstat (limited to 'arch/m68k/platform')
-rw-r--r--arch/m68k/platform/5272/intc.c2
-rw-r--r--arch/m68k/platform/68328/ints.c7
-rw-r--r--arch/m68k/platform/68360/ints.c8
-rw-r--r--arch/m68k/platform/coldfire/intc-2.c2
-rw-r--r--arch/m68k/platform/coldfire/intc-simr.c2
-rw-r--r--arch/m68k/platform/coldfire/intc.c1
-rw-r--r--arch/m68k/platform/coldfire/vectors.c10
7 files changed, 13 insertions, 19 deletions
diff --git a/arch/m68k/platform/5272/intc.c b/arch/m68k/platform/5272/intc.c
index 7e715dfe2819..7160e618b0a9 100644
--- a/arch/m68k/platform/5272/intc.c
+++ b/arch/m68k/platform/5272/intc.c
@@ -162,8 +162,6 @@ void __init init_IRQ(void)
{
int irq, edge;
- init_vectors();
-
/* Mask all interrupt sources */
writel(0x88888888, MCF_MBAR + MCFSIM_ICR1);
writel(0x88888888, MCF_MBAR + MCFSIM_ICR2);
diff --git a/arch/m68k/platform/68328/ints.c b/arch/m68k/platform/68328/ints.c
index a90288cf7446..22acb60b541a 100644
--- a/arch/m68k/platform/68328/ints.c
+++ b/arch/m68k/platform/68328/ints.c
@@ -155,7 +155,7 @@ static struct irq_chip intc_irq_chip = {
* This function should be called during kernel startup to initialize
* the machine vector table.
*/
-void __init init_IRQ(void)
+void __init trap_init(void)
{
int i;
@@ -172,6 +172,11 @@ void __init init_IRQ(void)
_ramvec[69] = (e_vector) inthandler5;
_ramvec[70] = (e_vector) inthandler6;
_ramvec[71] = (e_vector) inthandler7;
+}
+
+void __init init_IRQ(void)
+{
+ int i;
IVR = 0x40; /* Set DragonBall IVR (interrupt base) to 64 */
diff --git a/arch/m68k/platform/68360/ints.c b/arch/m68k/platform/68360/ints.c
index 4af0f4e30f74..44443820d208 100644
--- a/arch/m68k/platform/68360/ints.c
+++ b/arch/m68k/platform/68360/ints.c
@@ -63,9 +63,8 @@ static struct irq_chip intc_irq_chip = {
* This function should be called during kernel startup to initialize
* the vector table.
*/
-void init_IRQ(void)
+void __init trap_init(void)
{
- int i;
int vba = (CPM_VECTOR_BASE<<4);
/* set up the vectors */
@@ -130,6 +129,11 @@ void init_IRQ(void)
/* turn off all CPM interrupts */
pquicc->intr_cimr = 0x00000000;
+}
+
+void init_IRQ(void)
+{
+ int i;
for (i = 0; (i < NR_IRQS); i++) {
irq_set_chip(i, &intc_irq_chip);
diff --git a/arch/m68k/platform/coldfire/intc-2.c b/arch/m68k/platform/coldfire/intc-2.c
index 74b55cfbc3cb..995093357c59 100644
--- a/arch/m68k/platform/coldfire/intc-2.c
+++ b/arch/m68k/platform/coldfire/intc-2.c
@@ -194,8 +194,6 @@ void __init init_IRQ(void)
{
int irq;
- init_vectors();
-
/* Mask all interrupt sources */
__raw_writel(0x1, MCFICM_INTC0 + MCFINTC_IMRL);
#ifdef MCFICM_INTC1
diff --git a/arch/m68k/platform/coldfire/intc-simr.c b/arch/m68k/platform/coldfire/intc-simr.c
index d6a4d9d53e42..650d52e2927e 100644
--- a/arch/m68k/platform/coldfire/intc-simr.c
+++ b/arch/m68k/platform/coldfire/intc-simr.c
@@ -171,8 +171,6 @@ void __init init_IRQ(void)
{
int irq, eirq;
- init_vectors();
-
/* Mask all interrupt sources */
__raw_writeb(0xff, MCFINTC0_SIMR);
if (MCFINTC1_SIMR)
diff --git a/arch/m68k/platform/coldfire/intc.c b/arch/m68k/platform/coldfire/intc.c
index 0bbb414856eb..5c0c150b4067 100644
--- a/arch/m68k/platform/coldfire/intc.c
+++ b/arch/m68k/platform/coldfire/intc.c
@@ -139,7 +139,6 @@ void __init init_IRQ(void)
{
int irq;
- init_vectors();
mcf_maskimr(0xffffffff);
for (irq = 0; (irq < NR_IRQS); irq++) {
diff --git a/arch/m68k/platform/coldfire/vectors.c b/arch/m68k/platform/coldfire/vectors.c
index a21d3f870b7a..3a7cc524ecd3 100644
--- a/arch/m68k/platform/coldfire/vectors.c
+++ b/arch/m68k/platform/coldfire/vectors.c
@@ -35,21 +35,13 @@ asmlinkage void dbginterrupt_c(struct frame *fp)
extern e_vector *_ramvec;
-void set_evector(int vecnum, void (*handler)(void))
-{
- if (vecnum >= 0 && vecnum <= 255)
- _ramvec[vecnum] = handler;
-}
-
-/***************************************************************************/
-
/* Assembler routines */
asmlinkage void buserr(void);
asmlinkage void trap(void);
asmlinkage void system_call(void);
asmlinkage void inthandler(void);
-void __init init_vectors(void)
+void __init trap_init(void)
{
int i;