| 41,13 → 41,12 |
|---|
| #include <arch.h> |
| #include <debug.h> |
| #include <proc/thread.h> |
| #include <symtab.h> |
| #include <print.h> |
| #include <interrupt.h> |
| #include <func.h> |
| #include <console/kconsole.h> |
| #include <ddi/irq.h> |
| #include <arch/debugger.h> |
| #include <symtab.h> |
| |
| static char * exctable[] = { |
| "Interrupt", |
| 74,25 → 73,21 |
|---|
| |
| static void print_regdump(istate_t *istate) |
| { |
| char *pcsymbol = ""; |
| char *rasymbol = ""; |
| char *pcsymbol, *rasymbol; |
| |
| char *s = get_symtab_entry(istate->epc); |
| if (s) |
| pcsymbol = s; |
| s = get_symtab_entry(istate->ra); |
| if (s) |
| rasymbol = s; |
| |
| printf("PC: %#x(%s) RA: %#x(%s), SP(%p)\n", istate->epc, pcsymbol, istate->ra, rasymbol, istate->sp); |
| pcsymbol = symtab_fmt_name_lookup(istate->epc); |
| rasymbol = symtab_fmt_name_lookup(istate->ra); |
| |
| printf("PC: %#x(%s) RA: %#x(%s), SP(%p)\n", istate->epc, pcsymbol, |
| istate->ra, rasymbol, istate->sp); |
| } |
| |
| static void unhandled_exception(int n, istate_t *istate) |
| { |
| fault_if_from_uspace(istate, "unhandled exception %s", exctable[n]); |
| fault_if_from_uspace(istate, "Unhandled exception %s.", exctable[n]); |
| |
| print_regdump(istate); |
| panic("unhandled exception %s\n", exctable[n]); |
| panic("Unhandled exception %s.", exctable[n]); |
| } |
| |
| static void reserved_instr_exception(int n, istate_t *istate) |
| 133,8 → 128,8 |
|---|
| if (cp0_cause_coperr(cp0_cause_read()) == fpu_cop_id) |
| scheduler_fpu_lazy_request(); |
| else { |
| fault_if_from_uspace(istate, "unhandled Coprocessor Unusable Exception"); |
| panic("unhandled Coprocessor Unusable Exception\n"); |
| fault_if_from_uspace(istate, "Unhandled Coprocessor Unusable Exception."); |
| panic("Unhandled Coprocessor Unusable Exception."); |
| } |
| } |
| #endif |
| 145,7 → 140,7 |
|---|
| int i; |
| |
| /* decode interrupt number and process the interrupt */ |
| cause = (cp0_cause_read() >> 8) &0xff; |
| cause = (cp0_cause_read() >> 8) & 0xff; |
| |
| for (i = 0; i < 8; i++) { |
| if (cause & (1 << i)) { |
| 154,7 → 149,7 |
|---|
| /* |
| * The IRQ handler was found. |
| */ |
| irq->handler(irq, irq->arg); |
| irq->handler(irq); |
| spinlock_unlock(&irq->lock); |
| } else { |
| /* |
| 161,7 → 156,8 |
|---|
| * Spurious interrupt. |
| */ |
| #ifdef CONFIG_DEBUG |
| printf("cpu%u: spurious interrupt (inum=%d)\n", CPU->id, i); |
| printf("cpu%u: spurious interrupt (inum=%d)\n", |
| CPU->id, i); |
| #endif |
| } |
| } |
| 171,7 → 167,7 |
|---|
| /** Handle syscall userspace call */ |
| static void syscall_exception(int n, istate_t *istate) |
| { |
| panic("Syscall is handled through shortcut"); |
| panic("Syscall is handled through shortcut."); |
| } |
| |
| void exception_init(void) |