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Rev 2787 Rev 3116
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{
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{
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    clock();
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    clock();
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    start_decrementer();
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    start_decrementer();
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}
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}
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static void exception_program_trap(istate_t *istate)
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{
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    if (istate_from_uspace(istate))
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        udebug_breakpoint_event(0);
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    else
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        panic("Program trap exception.");
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}
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static void exception_program(int n, istate_t *istate)
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{
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    if ((istate->srr1 & SRR1_TRAP_EXC) != 0) {
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        exception_program_trap(istate);
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    } else {
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        fault_if_from_uspace(istate, "Unhandled program exception.");
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        panic("Unhandled program exception.");
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    }
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}
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/* Initialize basic tables for exception dispatching */
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/* Initialize basic tables for exception dispatching */
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void interrupt_init(void)
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void interrupt_init(void)
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{
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{
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    exc_register(VECTOR_DATA_STORAGE, "data_storage", pht_refill);
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    exc_register(VECTOR_DATA_STORAGE, "data_storage", pht_refill);
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    exc_register(VECTOR_INSTRUCTION_STORAGE, "instruction_storage", pht_refill);
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    exc_register(VECTOR_INSTRUCTION_STORAGE, "instruction_storage", pht_refill);
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    exc_register(VECTOR_EXTERNAL, "external", exception_external);
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    exc_register(VECTOR_EXTERNAL, "external", exception_external);
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    exc_register(VECTOR_DECREMENTER, "timer", exception_decrementer);
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    exc_register(VECTOR_DECREMENTER, "timer", exception_decrementer);
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    exc_register(VECTOR_PROGRAM, "program", exception_program);
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}
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}
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/** @}
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/** @}
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 */
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 */