cc->do_interrupt(cpu);
next_tb = 0;
}
-#elif defined(TARGET_ALPHA)
- {
- int idx = -1;
- /* ??? This hard-codes the OSF/1 interrupt levels. */
- switch (env->pal_mode ? 7 : env->ps & PS_INT_MASK) {
- case 0 ... 3:
- if (interrupt_request & CPU_INTERRUPT_HARD) {
- idx = EXCP_DEV_INTERRUPT;
- }
- /* FALLTHRU */
- case 4:
- if (interrupt_request & CPU_INTERRUPT_TIMER) {
- idx = EXCP_CLK_INTERRUPT;
- }
- /* FALLTHRU */
- case 5:
- if (interrupt_request & CPU_INTERRUPT_SMP) {
- idx = EXCP_SMP_INTERRUPT;
- }
- /* FALLTHRU */
- case 6:
- if (interrupt_request & CPU_INTERRUPT_MCHK) {
- idx = EXCP_MCHK;
- }
- }
- if (idx >= 0) {
- cpu->exception_index = idx;
- env->error_code = 0;
- cc->do_interrupt(cpu);
- next_tb = 0;
- }
- }
#endif
/* The target hook has 3 exit conditions:
False when the interrupt isn't processed,
#endif
void alpha_cpu_do_interrupt(CPUState *cpu);
+bool alpha_cpu_exec_interrupt(CPUState *cpu, int int_req);
void alpha_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
int flags);
hwaddr alpha_cpu_get_phys_page_debug(CPUState *cpu, vaddr addr);
cc->class_by_name = alpha_cpu_class_by_name;
cc->has_work = alpha_cpu_has_work;
cc->do_interrupt = alpha_cpu_do_interrupt;
+ cc->cpu_exec_interrupt = alpha_cpu_exec_interrupt;
cc->dump_state = alpha_cpu_dump_state;
cc->set_pc = alpha_cpu_set_pc;
cc->gdb_read_register = alpha_cpu_gdb_read_register;
#endif /* !USER_ONLY */
}
+bool alpha_cpu_exec_interrupt(CPUState *cs, int interrupt_request)
+{
+ AlphaCPU *cpu = ALPHA_CPU(cs);
+ CPUAlphaState *env = &cpu->env;
+ int idx = -1;
+
+ /* We never take interrupts while in PALmode. */
+ if (env->pal_mode) {
+ return false;
+ }
+
+ /* Fall through the switch, collecting the highest priority
+ interrupt that isn't masked by the processor status IPL. */
+ /* ??? This hard-codes the OSF/1 interrupt levels. */
+ switch (env->ps & PS_INT_MASK) {
+ case 0 ... 3:
+ if (interrupt_request & CPU_INTERRUPT_HARD) {
+ idx = EXCP_DEV_INTERRUPT;
+ }
+ /* FALLTHRU */
+ case 4:
+ if (interrupt_request & CPU_INTERRUPT_TIMER) {
+ idx = EXCP_CLK_INTERRUPT;
+ }
+ /* FALLTHRU */
+ case 5:
+ if (interrupt_request & CPU_INTERRUPT_SMP) {
+ idx = EXCP_SMP_INTERRUPT;
+ }
+ /* FALLTHRU */
+ case 6:
+ if (interrupt_request & CPU_INTERRUPT_MCHK) {
+ idx = EXCP_MCHK;
+ }
+ }
+ if (idx >= 0) {
+ cs->exception_index = idx;
+ env->error_code = 0;
+ alpha_cpu_do_interrupt(cs);
+ return true;
+ }
+ return false;
+}
+
void alpha_cpu_dump_state(CPUState *cs, FILE *f, fprintf_function cpu_fprintf,
int flags)
{