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authorDon Dugger <n0ano@n0ano.com>2016-06-03 03:33:22 +0000
committerGerrit Code Review <gerrit@172.30.200.206>2016-06-03 03:33:23 +0000
commitda27230f80795d0028333713f036d44c53cb0e68 (patch)
treeb3d379eaf000adf72b36cb01cdf4d79c3e3f064c /qemu/hw/timer/pxa2xx_timer.c
parent0e68cb048bb8aadb14675f5d4286d8ab2fc35449 (diff)
parent437fd90c0250dee670290f9b714253671a990160 (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.c55
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,
};