compilation errors fixed, debug now!

[my-code/arm.git] / betty / interrupts.c

diff --git a/betty/interrupts.c b/betty/interrupts.c
index 49ea0cd..db2061d 100644 (file)
--- a/betty/interrupts.c
+++ b/betty/interrupts.c
@@ -6,6 +6,7 @@
  */
 
 #include "interrupts.h"
+#include "functions.h"
 
 // 'module global' interrupt variable
 static t_interrupt interrupt;
@@ -16,9 +17,9 @@ static t_interrupt interrupt;
 
 void interrupt_init(void) {
 
-       memset(&interrupt,0,sizeof(t_interrupt));
-       VICSoftIntClear=0xff;
-       VICIntEnClear=0xff;
+       interrupt.default_soft_callback=0;
+       VICSoftIntClr=0xffffffff;
+       VICIntEnClr=0xffffffff;
        VICDefVectAddr=0;
 }
 
@@ -29,12 +30,12 @@ void interrupt_set_default_callback(u32 callback_addr) {
 
 void interrupt_set_soft_callback(void (*callback)(void)) {
 
-       interrupt->default_soft_callback=callback;
+       interrupt.default_soft_callback=callback;
 }
 
 void interrupt_soft_clear(u8 src_number) {
 
-       VICSoftIntClear=(1<<src_number);
+       VICSoftIntClr=(1<<src_number);
 }
 void interrupt_clear(u8 src_number) {
 
@@ -42,14 +43,14 @@ void interrupt_clear(u8 src_number) {
        u32 *addr;
        u32 *cntl;
 
-       VICIntEnClear=(1<<src_number);
+       VICIntEnClr=(1<<src_number);
        VICIntSelect&=~(1<<src_number);
 
-       addr=&VICVectAddr0;
-       cntl=&VICVectCntl0;
+       addr=(u32 *)&VICVectAddr0;
+       cntl=(u32 *)&VICVectCntl0;
 
        for(cnt=0;cnt<INTERRUPT_MAX_VIC;cnt++) {
-               if(cntl[cnt]&0x1f==src_number) {
+               if((cntl[cnt]&0x1f)==src_number) {
                        *((volatile u32 *)(addr+cnt))=0;
                        *((volatile u32 *)(cntl+cnt))=0;
                }
@@ -66,29 +67,31 @@ int interrupt_enable(u8 src_number,u8 mode,u8 priority,u32 callback_addr) {
        u32 *addr;
        u32 *cntl;
 
-       addr=&VICVectAddr0;
-       cntl=&VICVectCntl0;
+       addr=(u32 *)&VICVectAddr0;
+       cntl=(u32 *)&VICVectCntl0;
 
        /* check whether this ir source is allready assigned */
        if(VICIntEnable&(1<<src_number))
                return INTERRUPT_USED;
 
-       /* force interrupt */
-       VICIntEnable=(1<<src_number);
-
+       /* prepare depending on mode */
        switch(mode) {
                case INTERRUPT_MODE_FIQ:
                        VICIntSelect|=(1<<src_number);
                        break;
                case INTERRUPT_MODE_VIRQ:
-                       if(addr[p]&0x3f)
-                               return INTERRUP_PRIORITY_USED;
-                       *((volatile u32 *)(addr+p))=callback_addr;
-                       *((volatile u32 *)(cntl+p))=src_number&0x1f+(1<<5);
+                       if(addr[priority]&0x3f)
+                               return INTERRUPT_PRIORITY_USED;
+                       *((volatile u32 *)(addr+priority))=callback_addr;
+                       *((volatile u32 *)(cntl+priority))=(src_number&0x1f)+0x20;
                case INTERRUPT_MODE_IRQ:
-               case default:
+               default:
+                       break;
        }
 
+       /* force interrupt */
+       VICIntEnable=(1<<src_number);
+
        return INTERRUPT_SET;
 }