From 6b075b8af6931521b1a39117948d4e4cc824a295 Mon Sep 17 00:00:00 2001 From: Juan Quintela Date: Thu, 8 Oct 2009 00:12:06 +0200 Subject: [PATCH] mc146818rtc: port rtc to vmstate Signed-off-by: Juan Quintela Signed-off-by: Anthony Liguori --- hw/mc146818rtc.c | 85 ++++++++++++++++++------------------------------ 1 file changed, 32 insertions(+), 53 deletions(-) diff --git a/hw/mc146818rtc.c b/hw/mc146818rtc.c index f0766678fc..b1946c3df6 100644 --- a/hw/mc146818rtc.c +++ b/hw/mc146818rtc.c @@ -501,68 +501,47 @@ static void rtc_set_date_from_host(RTCState *s) rtc_set_memory(s, REG_IBM_PS2_CENTURY_BYTE, val); } -static void rtc_save(QEMUFile *f, void *opaque) +static int rtc_post_load(void *opaque, int version_id) { +#ifdef TARGET_I386 RTCState *s = opaque; - qemu_put_buffer(f, s->cmos_data, 128); - qemu_put_8s(f, &s->cmos_index); - - qemu_put_be32(f, s->current_tm.tm_sec); - qemu_put_be32(f, s->current_tm.tm_min); - qemu_put_be32(f, s->current_tm.tm_hour); - qemu_put_be32(f, s->current_tm.tm_wday); - qemu_put_be32(f, s->current_tm.tm_mday); - qemu_put_be32(f, s->current_tm.tm_mon); - qemu_put_be32(f, s->current_tm.tm_year); - - qemu_put_timer(f, s->periodic_timer); - qemu_put_be64(f, s->next_periodic_time); - - qemu_put_be64(f, s->next_second_time); - qemu_put_timer(f, s->second_timer); - qemu_put_timer(f, s->second_timer2); - qemu_put_be32(f, s->irq_coalesced); - qemu_put_be32(f, s->period); -} - -static int rtc_load(QEMUFile *f, void *opaque, int version_id) -{ - RTCState *s = opaque; - - if (version_id < 1 || version_id > 2) - return -EINVAL; - - qemu_get_buffer(f, s->cmos_data, 128); - qemu_get_8s(f, &s->cmos_index); - - s->current_tm.tm_sec=qemu_get_be32(f); - s->current_tm.tm_min=qemu_get_be32(f); - s->current_tm.tm_hour=qemu_get_be32(f); - s->current_tm.tm_wday=qemu_get_be32(f); - s->current_tm.tm_mday=qemu_get_be32(f); - s->current_tm.tm_mon=qemu_get_be32(f); - s->current_tm.tm_year=qemu_get_be32(f); - - qemu_get_timer(f, s->periodic_timer); - s->next_periodic_time=qemu_get_be64(f); - - s->next_second_time=qemu_get_be64(f); - qemu_get_timer(f, s->second_timer); - qemu_get_timer(f, s->second_timer2); - if (version_id >= 2) { - s->irq_coalesced = qemu_get_be32(f); - s->period = qemu_get_be32(f); -#ifdef TARGET_I386 if (rtc_td_hack) { rtc_coalesced_timer_update(s); } -#endif } +#endif return 0; } +static const VMStateDescription vmstate_rtc = { + .name = "mc146818rtc", + .version_id = 2, + .minimum_version_id = 1, + .minimum_version_id_old = 1, + .post_load = rtc_post_load, + .fields = (VMStateField []) { + VMSTATE_BUFFER(cmos_data, RTCState), + VMSTATE_UINT8(cmos_index, RTCState), + VMSTATE_INT32(current_tm.tm_sec, RTCState), + VMSTATE_INT32(current_tm.tm_min, RTCState), + VMSTATE_INT32(current_tm.tm_hour, RTCState), + VMSTATE_INT32(current_tm.tm_wday, RTCState), + VMSTATE_INT32(current_tm.tm_mday, RTCState), + VMSTATE_INT32(current_tm.tm_mon, RTCState), + VMSTATE_INT32(current_tm.tm_year, RTCState), + VMSTATE_TIMER(periodic_timer, RTCState), + VMSTATE_INT64(next_periodic_time, RTCState), + VMSTATE_INT64(next_second_time, RTCState), + VMSTATE_TIMER(second_timer, RTCState), + VMSTATE_TIMER(second_timer2, RTCState), + VMSTATE_UINT32_V(irq_coalesced, RTCState, 2), + VMSTATE_UINT32_V(period, RTCState, 2), + VMSTATE_END_OF_LIST() + } +}; + static void rtc_reset(void *opaque) { RTCState *s = opaque; @@ -609,7 +588,7 @@ static int rtc_initfn(ISADevice *dev) register_ioport_write(base, 2, 1, cmos_ioport_write, s); register_ioport_read(base, 2, 1, cmos_ioport_read, s); - register_savevm("mc146818rtc", base, 2, rtc_save, rtc_load, s); + vmstate_register(base, &vmstate_rtc, s); qemu_register_reset(rtc_reset, s); return 0; } @@ -741,7 +720,7 @@ RTCState *rtc_mm_init(target_phys_addr_t base, int it_shift, qemu_irq irq, io_memory = cpu_register_io_memory(rtc_mm_read, rtc_mm_write, s); cpu_register_physical_memory(base, 2 << it_shift, io_memory); - register_savevm("mc146818rtc", base, 2, rtc_save, rtc_load, s); + vmstate_register(base, &vmstate_rtc, s); qemu_register_reset(rtc_reset, s); return s; }