| 36,6 → 36,7 |
|---|
| |
| void exception(struct exception_regdump *pstate) |
| { |
| int cause; |
| int excno; |
| __u32 epc_shift = 0; |
| |
| 59,8 → 60,10 |
|---|
| if (THREAD && !THREAD->pstate) |
| THREAD->pstate = pstate; |
| |
| cause = cp0_cause_read(); |
| excno = cp0_cause_excno(cause); |
| /* decode exception number and process the exception */ |
| switch (excno = (cp0_cause_read() >> 2) & 0x1f) { |
| switch (excno) { |
| case EXC_Int: |
| interrupt(); |
| break; |
| 70,10 → 73,11 |
|---|
| break; |
| case EXC_CpU: |
| #ifdef FPU_LAZY |
| scheduler_fpu_lazy_request(); |
| #else |
| panic("unhandled Coprocessor Unusable Exception\n"); |
| if (cp0_cause_coperr(cause) == fpu_cop_id) |
| scheduler_fpu_lazy_request(); |
| else |
| #endif |
| panic("unhandled Coprocessor Unusable Exception\n"); |
| break; |
| case EXC_Mod: |
| panic("unhandled TLB Modification Exception\n"); |