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| author | Max Filippov <jcmvbkbc@gmail.com> | 2011-10-16 02:56:03 +0400 |
|---|---|---|
| committer | Blue Swirl <blauwirbel@gmail.com> | 2011-10-16 10:39:41 +0000 |
| commit | b8929a549f3e97b6cc2dfd22ba83612a1bb625ec (patch) | |
| tree | 63c0141c6ea2f2f1f9ff3eb160591bb27fd763e7 /target-xtensa | |
| parent | 63f95e4c652fd35df7e048574dcb468b404a6f4e (diff) | |
| download | qemu-b8929a549f3e97b6cc2dfd22ba83612a1bb625ec.zip qemu-b8929a549f3e97b6cc2dfd22ba83612a1bb625ec.tar.gz qemu-b8929a549f3e97b6cc2dfd22ba83612a1bb625ec.tar.bz2 | |
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 <jcmvbkbc@gmail.com>
Signed-off-by: Blue Swirl <blauwirbel@gmail.com>
Diffstat (limited to 'target-xtensa')
| -rw-r--r-- | target-xtensa/cpu.h | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/target-xtensa/cpu.h b/target-xtensa/cpu.h index df168d5..9d36c1b 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); |