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Line 86... Line 86...
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    printf("PC: %#x(%s) RA: %#x(%s), SP(%p)\n", istate->epc, pcsymbol, istate->ra, rasymbol, istate->sp);
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    printf("PC: %#x(%s) RA: %#x(%s), SP(%p)\n", istate->epc, pcsymbol, istate->ra, rasymbol, istate->sp);
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}
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}
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static void unhandled_exception(int n, istate_t *istate)
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static void unhandled_exception(int n, istate_t *istate)
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{
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{
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    fault_if_from_uspace(istate, "unhandled exception %s", exctable[n]);
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    fault_if_from_uspace(istate, "Unhandled exception %s.", exctable[n]);
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    print_regdump(istate);
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    print_regdump(istate);
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    panic("unhandled exception %s\n", exctable[n]);
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    panic("Unhandled exception %s.", exctable[n]);
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}
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}
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static void reserved_instr_exception(int n, istate_t *istate)
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static void reserved_instr_exception(int n, istate_t *istate)
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{
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{
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    if (*((uint32_t *)istate->epc) == 0x7c03e83b) {
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    if (*((uint32_t *)istate->epc) == 0x7c03e83b) {
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static void cpuns_exception(int n, istate_t *istate)
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static void cpuns_exception(int n, istate_t *istate)
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{
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{
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    if (cp0_cause_coperr(cp0_cause_read()) == fpu_cop_id)
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    if (cp0_cause_coperr(cp0_cause_read()) == fpu_cop_id)
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        scheduler_fpu_lazy_request();
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        scheduler_fpu_lazy_request();
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    else {
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    else {
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        fault_if_from_uspace(istate, "unhandled Coprocessor Unusable Exception");
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        fault_if_from_uspace(istate, "Unhandled Coprocessor Unusable Exception.");
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        panic("unhandled Coprocessor Unusable Exception\n");
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        panic("Unhandled Coprocessor Unusable Exception.");
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    }
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    }
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}
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}
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#endif
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#endif
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static void interrupt_exception(int n, istate_t *istate)
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static void interrupt_exception(int n, istate_t *istate)
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}
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}
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/** Handle syscall userspace call */
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/** Handle syscall userspace call */
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static void syscall_exception(int n, istate_t *istate)
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static void syscall_exception(int n, istate_t *istate)
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{
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{
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    panic("Syscall is handled through shortcut");
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    panic("Syscall is handled through shortcut.");
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}
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}
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void exception_init(void)
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void exception_init(void)
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{
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{
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    int i;
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    int i;