| 32,7 → 32,26 |
|---|
| #include <arch/cp0.h> |
| #include <time/clock.h> |
| #include <panic.h> |
| #include <print.h> |
| #include <symtab.h> |
| #include <arch/drivers/arc.h> |
| |
| static void print_regdump(struct exception_regdump *pstate) |
| { |
| char *pcsymbol = ""; |
| char *rasymbol = ""; |
| |
| char *s = get_symtab_entry(pstate->epc); |
| if (s) |
| pcsymbol = s; |
| s = get_symtab_entry(pstate->ra); |
| if (s) |
| rasymbol = s; |
| |
| printf("PC: %X(%s) RA: %X(%s)\n",pstate->epc,pcsymbol, |
| pstate->ra,rasymbol); |
| } |
| |
| pri_t cpu_priority_high(void) |
| { |
| pri_t pri = (pri_t) cp0_status_read(); |
| 57,7 → 76,7 |
|---|
| return cp0_status_read(); |
| } |
| |
| void interrupt(void) |
| void interrupt(struct exception_regdump *pstate) |
| { |
| __u32 cause; |
| int i; |
| 69,10 → 88,10 |
|---|
| if (cause & (1 << i)) { |
| switch (i) { |
| case 0: /* SW0 - Software interrupt 0 */ |
| cp0_cause_write(cause & ~(1 << 8)); /* clear SW0 interrupt */ |
| cp0_cause_write(cp0_cause_read() & ~(1 << 8)); /* clear SW0 interrupt */ |
| break; |
| case 1: /* SW1 - Software interrupt 1 */ |
| cp0_cause_write(cause & ~(1 << 9)); /* clear SW1 interrupt */ |
| cp0_cause_write(cp0_cause_read() & ~(1 << 9)); /* clear SW1 interrupt */ |
| break; |
| case 2: /* IRQ0 */ |
| case 3: /* IRQ1 */ |
| 79,6 → 98,7 |
|---|
| case 4: /* IRQ2 */ |
| case 5: /* IRQ3 */ |
| case 6: /* IRQ4 */ |
| print_regdump(pstate); |
| panic("unhandled interrupt %d\n", i); |
| break; |
| case TIMER_INTERRUPT: |