diff options
Diffstat (limited to 'hw/timer/hpet.c')
| -rw-r--r-- | hw/timer/hpet.c | 16 |
1 files changed, 9 insertions, 7 deletions
diff --git a/hw/timer/hpet.c b/hw/timer/hpet.c index 1c8c6c6..dcff18a 100644 --- a/hw/timer/hpet.c +++ b/hw/timer/hpet.c @@ -40,6 +40,8 @@ #include "qom/object.h" #include "trace.h" +struct hpet_fw_config hpet_fw_cfg = {.count = UINT8_MAX}; + #define HPET_MSI_SUPPORT 0 OBJECT_DECLARE_SIMPLE_TYPE(HPETState, HPET) @@ -278,7 +280,7 @@ static int hpet_post_load(void *opaque, int version_id) /* Push number of timers into capability returned via HPET_ID */ s->capability &= ~HPET_ID_NUM_TIM_MASK; s->capability |= (s->num_timers - 1) << HPET_ID_NUM_TIM_SHIFT; - hpet_cfg.hpet[s->hpet_id].event_timer_block_id = (uint32_t)s->capability; + hpet_fw_cfg.hpet[s->hpet_id].event_timer_block_id = (uint32_t)s->capability; /* Derive HPET_MSI_SUPPORT from the capability of the first timer. */ s->flags &= ~(1 << HPET_MSI_SUPPORT); @@ -665,8 +667,8 @@ static void hpet_reset(DeviceState *d) s->hpet_counter = 0ULL; s->hpet_offset = 0ULL; s->config = 0ULL; - hpet_cfg.hpet[s->hpet_id].event_timer_block_id = (uint32_t)s->capability; - hpet_cfg.hpet[s->hpet_id].address = sbd->mmio[0].addr; + hpet_fw_cfg.hpet[s->hpet_id].event_timer_block_id = (uint32_t)s->capability; + hpet_fw_cfg.hpet[s->hpet_id].address = sbd->mmio[0].addr; /* to document that the RTC lowers its output on reset as well */ s->rtc_irq_level = 0; @@ -708,17 +710,17 @@ static void hpet_realize(DeviceState *dev, Error **errp) if (!s->intcap) { warn_report("Hpet's intcap not initialized"); } - if (hpet_cfg.count == UINT8_MAX) { + if (hpet_fw_cfg.count == UINT8_MAX) { /* first instance */ - hpet_cfg.count = 0; + hpet_fw_cfg.count = 0; } - if (hpet_cfg.count == 8) { + if (hpet_fw_cfg.count == 8) { error_setg(errp, "Only 8 instances of HPET is allowed"); return; } - s->hpet_id = hpet_cfg.count++; + s->hpet_id = hpet_fw_cfg.count++; for (i = 0; i < HPET_NUM_IRQ_ROUTES; i++) { sysbus_init_irq(sbd, &s->irqs[i]); |