diff options
Diffstat (limited to 'arch/m68knommu/platform/68360')
| -rw-r--r-- | arch/m68knommu/platform/68360/entry.S | 16 | ||||
| -rw-r--r-- | arch/m68knommu/platform/68360/ints.c | 44 |
2 files changed, 37 insertions, 23 deletions
diff --git a/arch/m68knommu/platform/68360/entry.S b/arch/m68knommu/platform/68360/entry.S index 55dfefe38642..6d3460a39cac 100644 --- a/arch/m68knommu/platform/68360/entry.S +++ b/arch/m68knommu/platform/68360/entry.S @@ -35,17 +35,17 @@ .globl inthandler badsys: - movel #-ENOSYS,%sp@(PT_D0) + movel #-ENOSYS,%sp@(PT_OFF_D0) jra ret_from_exception do_trace: - movel #-ENOSYS,%sp@(PT_D0) /* needed for strace*/ + movel #-ENOSYS,%sp@(PT_OFF_D0) /* needed for strace*/ subql #4,%sp SAVE_SWITCH_STACK jbsr syscall_trace RESTORE_SWITCH_STACK addql #4,%sp - movel %sp@(PT_ORIG_D0),%d1 + movel %sp@(PT_OFF_ORIG_D0),%d1 movel #-ENOSYS,%d0 cmpl #NR_syscalls,%d1 jcc 1f @@ -53,7 +53,7 @@ do_trace: lea sys_call_table, %a0 jbsr %a0@(%d1) -1: movel %d0,%sp@(PT_D0) /* save the return value */ +1: movel %d0,%sp@(PT_OFF_D0) /* save the return value */ subql #4,%sp /* dummy return address */ SAVE_SWITCH_STACK jbsr syscall_trace @@ -79,10 +79,10 @@ ENTRY(system_call) lea sys_call_table,%a0 movel %a0@(%d0), %a0 jbsr %a0@ - movel %d0,%sp@(PT_D0) /* save the return value*/ + movel %d0,%sp@(PT_OFF_D0) /* save the return value*/ ret_from_exception: - btst #5,%sp@(PT_SR) /* check if returning to kernel*/ + btst #5,%sp@(PT_OFF_SR) /* check if returning to kernel*/ jeq Luser_return /* if so, skip resched, signals*/ Lkernel_return: @@ -124,7 +124,7 @@ Lreturn: */ inthandler: SAVE_ALL - movew %sp@(PT_VECTOR), %d0 + movew %sp@(PT_OFF_VECTOR), %d0 and.l #0x3ff, %d0 lsr.l #0x02, %d0 @@ -139,7 +139,7 @@ ret_from_interrupt: 2: RESTORE_ALL 1: - moveb %sp@(PT_SR), %d0 + moveb %sp@(PT_OFF_SR), %d0 and #7, %d0 jhi 2b /* check if we need to do software interrupts */ diff --git a/arch/m68knommu/platform/68360/ints.c b/arch/m68knommu/platform/68360/ints.c index c36781157e09..1143f77caca4 100644 --- a/arch/m68knommu/platform/68360/ints.c +++ b/arch/m68knommu/platform/68360/ints.c @@ -37,11 +37,33 @@ extern void *_ramvec[]; /* The number of spurious interrupts */ volatile unsigned int num_spurious; +static void intc_irq_unmask(unsigned int irq) +{ + pquicc->intr_cimr |= (1 << irq); +} + +static void intc_irq_mask(unsigned int irq) +{ + pquicc->intr_cimr &= ~(1 << irq); +} + +static void intc_irq_ack(unsigned int irq) +{ + pquicc->intr_cisr = (1 << irq); +} + +static struct irq_chip intc_irq_chip = { + .name = "M68K-INTC", + .mask = intc_irq_mask, + .unmask = intc_irq_unmask, + .ack = intc_irq_ack, +}; + /* * This function should be called during kernel startup to initialize * the vector table. */ -void init_vectors(void) +void init_IRQ(void) { int i; int vba = (CPM_VECTOR_BASE<<4); @@ -109,20 +131,12 @@ void init_vectors(void) /* turn off all CPM interrupts */ pquicc->intr_cimr = 0x00000000; -} - -void enable_vector(unsigned int irq) -{ - pquicc->intr_cimr |= (1 << irq); -} -void disable_vector(unsigned int irq) -{ - pquicc->intr_cimr &= ~(1 << irq); -} - -void ack_vector(unsigned int irq) -{ - pquicc->intr_cisr = (1 << irq); + for (i = 0; (i < NR_IRQS); i++) { + irq_desc[i].status = IRQ_DISABLED; + irq_desc[i].action = NULL; + irq_desc[i].depth = 1; + irq_desc[i].chip = &intc_irq_chip; + } } |