diff options
author | Don Dugger <n0ano@n0ano.com> | 2016-06-03 03:33:22 +0000 |
---|---|---|
committer | Gerrit Code Review <gerrit@172.30.200.206> | 2016-06-03 03:33:23 +0000 |
commit | da27230f80795d0028333713f036d44c53cb0e68 (patch) | |
tree | b3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/hw/timer/pxa2xx_timer.c | |
parent | 0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff) | |
parent | 437fd90c0250dee670290f9b714253671a990160 (diff) |
Merge "These changes are the raw update to qemu-2.6."
Diffstat (limited to 'qemu/hw/timer/pxa2xx_timer.c')
-rw-r--r-- | qemu/hw/timer/pxa2xx_timer.c | 55 |
1 files changed, 32 insertions, 23 deletions
diff --git a/qemu/hw/timer/pxa2xx_timer.c b/qemu/hw/timer/pxa2xx_timer.c index 130e9dc34..59002b407 100644 --- a/qemu/hw/timer/pxa2xx_timer.c +++ b/qemu/hw/timer/pxa2xx_timer.c @@ -7,6 +7,7 @@ * This code is licensed under the GPL. */ +#include "qemu/osdep.h" #include "hw/hw.h" #include "qemu/timer.h" #include "sysemu/sysemu.h" @@ -118,11 +119,11 @@ static void pxa2xx_timer_update(void *opaque, uint64_t now_qemu) uint64_t new_qemu; now_vm = s->clock + - muldiv64(now_qemu - s->lastload, s->freq, get_ticks_per_sec()); + muldiv64(now_qemu - s->lastload, s->freq, NANOSECONDS_PER_SECOND); for (i = 0; i < 4; i ++) { new_qemu = now_qemu + muldiv64((uint32_t) (s->timer[i].value - now_vm), - get_ticks_per_sec(), s->freq); + NANOSECONDS_PER_SECOND, s->freq); timer_mod(s->timer[i].qtimer, new_qemu); } } @@ -147,10 +148,10 @@ static void pxa2xx_timer_update4(void *opaque, uint64_t now_qemu, int n) now_vm = s->tm4[counter].clock + muldiv64(now_qemu - s->tm4[counter].lastload, - s->tm4[counter].freq, get_ticks_per_sec()); + s->tm4[counter].freq, NANOSECONDS_PER_SECOND); new_qemu = now_qemu + muldiv64((uint32_t) (s->tm4[n].tm.value - now_vm), - get_ticks_per_sec(), s->tm4[counter].freq); + NANOSECONDS_PER_SECOND, s->tm4[counter].freq); timer_mod(s->tm4[n].tm.qtimer, new_qemu); } @@ -189,7 +190,7 @@ static uint64_t pxa2xx_timer_read(void *opaque, hwaddr offset, return s->tm4[tm].tm.value; case OSCR: return s->clock + muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - - s->lastload, s->freq, get_ticks_per_sec()); + s->lastload, s->freq, NANOSECONDS_PER_SECOND); case OSCR11: tm ++; /* fall through */ case OSCR10: tm ++; @@ -213,15 +214,17 @@ static uint64_t pxa2xx_timer_read(void *opaque, hwaddr offset, s->snapshot = s->tm4[tm - 1].clock + muldiv64( qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - s->tm4[tm - 1].lastload, - s->tm4[tm - 1].freq, get_ticks_per_sec()); + s->tm4[tm - 1].freq, NANOSECONDS_PER_SECOND); else s->snapshot = s->tm4[tm - 1].clock; } if (!s->tm4[tm].freq) return s->tm4[tm].clock; - return s->tm4[tm].clock + muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - - s->tm4[tm].lastload, s->tm4[tm].freq, get_ticks_per_sec()); + return s->tm4[tm].clock + + muldiv64(qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL) - + s->tm4[tm].lastload, s->tm4[tm].freq, + NANOSECONDS_PER_SECOND); case OIER: return s->irq_enabled; case OSSR: /* Status register */ @@ -432,10 +435,10 @@ static int pxa25x_timer_post_load(void *opaque, int version_id) return 0; } -static int pxa2xx_timer_init(SysBusDevice *dev) +static void pxa2xx_timer_init(Object *obj) { - PXA2xxTimerInfo *s = PXA2XX_TIMER(dev); - int i; + PXA2xxTimerInfo *s = PXA2XX_TIMER(obj); + SysBusDevice *dev = SYS_BUS_DEVICE(obj); s->irq_enabled = 0; s->oldclock = 0; @@ -443,16 +446,28 @@ static int pxa2xx_timer_init(SysBusDevice *dev) s->lastload = qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL); s->reset3 = 0; + memory_region_init_io(&s->iomem, obj, &pxa2xx_timer_ops, s, + "pxa2xx-timer", 0x00001000); + sysbus_init_mmio(dev, &s->iomem); +} + +static void pxa2xx_timer_realize(DeviceState *dev, Error **errp) +{ + PXA2xxTimerInfo *s = PXA2XX_TIMER(dev); + SysBusDevice *sbd = SYS_BUS_DEVICE(dev); + int i; + for (i = 0; i < 4; i ++) { s->timer[i].value = 0; - sysbus_init_irq(dev, &s->timer[i].irq); + sysbus_init_irq(sbd, &s->timer[i].irq); s->timer[i].info = s; s->timer[i].num = i; s->timer[i].qtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, - pxa2xx_timer_tick, &s->timer[i]); + pxa2xx_timer_tick, &s->timer[i]); } + if (s->flags & (1 << PXA2XX_TIMER_HAVE_TM4)) { - sysbus_init_irq(dev, &s->irq4); + sysbus_init_irq(sbd, &s->irq4); for (i = 0; i < 8; i ++) { s->tm4[i].tm.value = 0; @@ -461,15 +476,9 @@ static int pxa2xx_timer_init(SysBusDevice *dev) s->tm4[i].freq = 0; s->tm4[i].control = 0x0; s->tm4[i].tm.qtimer = timer_new_ns(QEMU_CLOCK_VIRTUAL, - pxa2xx_timer_tick4, &s->tm4[i]); + pxa2xx_timer_tick4, &s->tm4[i]); } } - - memory_region_init_io(&s->iomem, OBJECT(s), &pxa2xx_timer_ops, s, - "pxa2xx-timer", 0x00001000); - sysbus_init_mmio(dev, &s->iomem); - - return 0; } static const VMStateDescription vmstate_pxa2xx_timer0_regs = { @@ -572,9 +581,8 @@ static const TypeInfo pxa27x_timer_dev_info = { static void pxa2xx_timer_class_init(ObjectClass *oc, void *data) { DeviceClass *dc = DEVICE_CLASS(oc); - SysBusDeviceClass *sdc = SYS_BUS_DEVICE_CLASS(oc); - sdc->init = pxa2xx_timer_init; + dc->realize = pxa2xx_timer_realize; dc->vmsd = &vmstate_pxa2xx_timer_regs; } @@ -582,6 +590,7 @@ static const TypeInfo pxa2xx_timer_type_info = { .name = TYPE_PXA2XX_TIMER, .parent = TYPE_SYS_BUS_DEVICE, .instance_size = sizeof(PXA2xxTimerInfo), + .instance_init = pxa2xx_timer_init, .abstract = true, .class_init = pxa2xx_timer_class_init, }; |