diff options
Diffstat (limited to 'hw')
| -rw-r--r-- | hw/ppc/ppc.c | 25 | ||||
| -rw-r--r-- | hw/ppc/trace-events | 2 |
2 files changed, 27 insertions, 0 deletions
diff --git a/hw/ppc/ppc.c b/hw/ppc/ppc.c index 818d757985..cca99cb86f 100644 --- a/hw/ppc/ppc.c +++ b/hw/ppc/ppc.c @@ -1300,6 +1300,31 @@ target_ulong load_40x_pit (CPUPPCState *env) return cpu_ppc_load_decr(env); } +void store_40x_tsr(CPUPPCState *env, target_ulong val) +{ + PowerPCCPU *cpu = env_archcpu(env); + + trace_ppc40x_store_tcr(val); + + env->spr[SPR_40x_TSR] &= ~(val & 0xFC000000); + if (val & 0x80000000) { + ppc_set_irq(cpu, PPC_INTERRUPT_PIT, 0); + } +} + +void store_40x_tcr(CPUPPCState *env, target_ulong val) +{ + PowerPCCPU *cpu = env_archcpu(env); + ppc_tb_t *tb_env; + + trace_ppc40x_store_tsr(val); + + tb_env = env->tb_env; + env->spr[SPR_40x_TCR] = val & 0xFFC00000; + start_stop_pit(env, tb_env, 1); + cpu_4xx_wdt_cb(cpu); +} + static void ppc_40x_set_tb_clk (void *opaque, uint32_t freq) { CPUPPCState *env = opaque; diff --git a/hw/ppc/trace-events b/hw/ppc/trace-events index 0c55aa5014..5c0a215cad 100644 --- a/hw/ppc/trace-events +++ b/hw/ppc/trace-events @@ -110,6 +110,8 @@ ppc4xx_pit_start(uint64_t reload) "PIT 0x%016" PRIx64 ppc4xx_pit(uint32_t ar, uint32_t ir, uint64_t tcr, uint64_t tsr, uint64_t reload) "ar %d ir %d TCR 0x%" PRIx64 " TSR 0x%" PRIx64 " PIT 0x%016" PRIx64 ppc4xx_wdt(uint64_t tcr, uint64_t tsr) "TCR 0x%" PRIx64 " TSR 0x%" PRIx64 ppc40x_store_pit(uint64_t value) "val 0x%" PRIx64 +ppc40x_store_tcr(uint64_t value) "val 0x%" PRIx64 +ppc40x_store_tsr(uint64_t value) "val 0x%" PRIx64 ppc40x_set_tb_clk(uint32_t value) "new frequency %" PRIu32 ppc40x_timers_init(uint32_t value) "frequency %" PRIu32 |