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-rw-r--r--arch/m68k/platform/68360/Makefile6
-rw-r--r--arch/m68k/platform/68360/entry.S19
-rw-r--r--arch/m68k/platform/68360/ints.c11
3 files changed, 19 insertions, 17 deletions
diff --git a/arch/m68k/platform/68360/Makefile b/arch/m68k/platform/68360/Makefile
index cf5af73a578..f6f43438304 100644
--- a/arch/m68k/platform/68360/Makefile
+++ b/arch/m68k/platform/68360/Makefile
@@ -1,10 +1,12 @@
#
# Makefile for arch/m68knommu/platform/68360.
#
+model-y := ram
+model-$(CONFIG_ROMKERNEL) := rom
obj-y := config.o commproc.o entry.o ints.o
extra-y := head.o
-$(obj)/head.o: $(obj)/head-$(MODEL).o
- ln -sf head-$(MODEL).o $(obj)/head.o
+$(obj)/head.o: $(obj)/head-$(model-y).o
+ ln -sf head-$(model-y).o $(obj)/head.o
diff --git a/arch/m68k/platform/68360/entry.S b/arch/m68k/platform/68360/entry.S
index a07b14feed9..aa47d1d4992 100644
--- a/arch/m68k/platform/68360/entry.S
+++ b/arch/m68k/platform/68360/entry.S
@@ -63,7 +63,7 @@ ret_from_signal:
jra ret_from_exception
ENTRY(system_call)
- SAVE_ALL
+ SAVE_ALL_SYS
/* save top of frame*/
pea %sp@
@@ -125,7 +125,7 @@ Lsignal_return:
* This is the main interrupt handler, responsible for calling do_IRQ()
*/
inthandler:
- SAVE_ALL
+ SAVE_ALL_INT
movew %sp@(PT_OFF_FORMATVEC), %d0
and.l #0x3ff, %d0
lsr.l #0x02, %d0
@@ -157,27 +157,26 @@ ret_from_interrupt:
* Handler for uninitialized and spurious interrupts.
*/
bad_interrupt:
- addql #1,num_spurious
+ addql #1,irq_err_count
rte
/*
* Beware - when entering resume, prev (the current task) is
- * in a0, next (the new task) is in a1,so don't change these
+ * in a0, next (the new task) is in a1, so don't change these
* registers until their contents are no longer needed.
*/
ENTRY(resume)
movel %a0,%d1 /* save prev thread in d1 */
movew %sr,%a0@(TASK_THREAD+THREAD_SR) /* save sr */
- movel %usp,%a2 /* save usp */
- movel %a2,%a0@(TASK_THREAD+THREAD_USP)
-
SAVE_SWITCH_STACK
movel %sp,%a0@(TASK_THREAD+THREAD_KSP) /* save kernel stack */
+ movel %usp,%a3 /* save usp */
+ movel %a3,%a0@(TASK_THREAD+THREAD_USP)
+
+ movel %a1@(TASK_THREAD+THREAD_USP),%a3 /* restore user stack */
+ movel %a3,%usp
movel %a1@(TASK_THREAD+THREAD_KSP),%sp /* restore new thread stack */
RESTORE_SWITCH_STACK
-
- movel %a1@(TASK_THREAD+THREAD_USP),%a0 /* restore user stack */
- movel %a0,%usp
movew %a1@(TASK_THREAD+THREAD_SR),%sr /* restore thread status reg */
rts
diff --git a/arch/m68k/platform/68360/ints.c b/arch/m68k/platform/68360/ints.c
index 4af0f4e30f7..7b40202d963 100644
--- a/arch/m68k/platform/68360/ints.c
+++ b/arch/m68k/platform/68360/ints.c
@@ -34,9 +34,6 @@ asmlinkage void inthandler(void);
extern void *_ramvec[];
-/* The number of spurious interrupts */
-volatile unsigned int num_spurious;
-
static void intc_irq_unmask(struct irq_data *d)
{
pquicc->intr_cimr |= (1 << d->irq);
@@ -63,9 +60,8 @@ 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 +126,11 @@ 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);