diff options
Diffstat (limited to 'arch/microblaze/cpu/interrupts.c')
-rw-r--r-- | arch/microblaze/cpu/interrupts.c | 26 |
1 files changed, 13 insertions, 13 deletions
diff --git a/arch/microblaze/cpu/interrupts.c b/arch/microblaze/cpu/interrupts.c index 08f6bad..7f2ee64 100644 --- a/arch/microblaze/cpu/interrupts.c +++ b/arch/microblaze/cpu/interrupts.c @@ -32,15 +32,12 @@ #undef DEBUG_INT -extern void microblaze_disable_interrupts (void); -extern void microblaze_enable_interrupts (void); - -void enable_interrupts (void) +void enable_interrupts(void) { MSRSET(0x2); } -int disable_interrupts (void) +int disable_interrupts(void) { unsigned int msr; @@ -58,20 +55,21 @@ microblaze_intc_t *intc; /* default handler */ static void def_hdlr(void) { - puts ("def_hdlr\n"); + puts("def_hdlr\n"); } static void enable_one_interrupt(int irq) { int mask; int offset = 1; + offset <<= irq; mask = intc->ier; intc->ier = (mask | offset); #ifdef DEBUG_INT - printf ("Enable one interrupt irq %x - mask %x,ier %x\n", offset, mask, + printf("Enable one interrupt irq %x - mask %x,ier %x\n", offset, mask, intc->ier); - printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, + printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, intc->iar, intc->mer); #endif } @@ -80,13 +78,14 @@ static void disable_one_interrupt(int irq) { int mask; int offset = 1; + offset <<= irq; mask = intc->ier; intc->ier = (mask & ~offset); #ifdef DEBUG_INT - printf ("Disable one interrupt irq %x - mask %x,ier %x\n", irq, mask, + printf("Disable one interrupt irq %x - mask %x,ier %x\n", irq, mask, intc->ier); - printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, + printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, intc->iar, intc->mer); #endif } @@ -94,9 +93,10 @@ static void disable_one_interrupt(int irq) int install_interrupt_handler(int irq, interrupt_handler_t *hdlr, void *arg) { struct irq_action *act; + /* irq out of range */ if ((irq < 0) || (irq > irq_no)) { - puts ("IRQ out of range\n"); + puts("IRQ out of range\n"); return -1; } act = &vecs[irq]; @@ -124,7 +124,7 @@ static void intc_init(void) /* XIntc_Start - hw_interrupt enable and all interrupt enable */ intc->mer = 0x3; #ifdef DEBUG_INT - printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, + printf("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, intc->iar, intc->mer); #endif } @@ -159,7 +159,7 @@ int interrupts_init(void) return 0; } -void interrupt_handler (void) +void interrupt_handler(void) { int irqs = intc->ivr; /* find active interrupt */ int mask = 1; |