From b8929a549f3e97b6cc2dfd22ba83612a1bb625ec Mon Sep 17 00:00:00 2001 From: Max Filippov Date: Sun, 16 Oct 2011 02:56:03 +0400 Subject: target-xtensa: implement external interrupt mapping Xtensa cores may have different mapping of external interrupt pins to internal IRQ numers. Implement API to acquire core IRQ by its external interrupt number. Signed-off-by: Max Filippov Signed-off-by: Blue Swirl --- target-xtensa/cpu.h | 3 +++ 1 file changed, 3 insertions(+) (limited to 'target-xtensa') diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h index df168d5790..9d36c1bad5 100644 --- a/target-xtensa/cpu.h +++ b/target-xtensa/cpu.h @@ -277,6 +277,8 @@ typedef struct XtensaConfig { } interrupt[MAX_NINTERRUPT]; unsigned nccompare; uint32_t timerint[MAX_NCCOMPARE]; + unsigned nextint; + unsigned extint[MAX_NINTERRUPT]; uint32_t clock_freq_khz; xtensa_tlb itlb; @@ -318,6 +320,7 @@ int cpu_xtensa_exec(CPUXtensaState *s); void do_interrupt(CPUXtensaState *s); void check_interrupts(CPUXtensaState *s); void xtensa_irq_init(CPUState *env); +void *xtensa_get_extint(CPUState *env, unsigned extint); void xtensa_advance_ccount(CPUState *env, uint32_t d); void xtensa_timer_irq(CPUState *env, uint32_t id, uint32_t active); void xtensa_rearm_ccompare_timer(CPUState *env); -- cgit v1.2.1