Il 30/05/2014 22:11, [email protected] ha scritto:
+ +static QLIST_HEAD(, RTCState) rtc_devices = + QLIST_HEAD_INITIALIZER(rtc_devices); + +void qmp_rtc_reset_reinjection(Error **errp) +{ + RTCState *s; + + QLIST_FOREACH(s, &rtc_devices, link) { + s->irq_coalesced = 0; + } +} + static void rtc_set_time(RTCState *s) { struct tm tm; @@ -911,6 +926,8 @@ ISADevice *rtc_init(ISABus *bus, int bas } else { isa_init_irq(isadev, &s->irq, RTC_ISA_IRQ); } + QLIST_INSERT_HEAD(&rtc_devices, s, link); + return isadev; }Index: qemu/qapi-schema.json =================================================================== --- qemu.orig/qapi-schema.json +++ qemu/qapi-schema.json @@ -4722,3 +4722,15 @@ 'btn' : 'InputBtnEvent', 'rel' : 'InputMoveEvent', 'abs' : 'InputMoveEvent' } } + +## +# @: rtc-reset-reinjection +# +# This command will reset RTC's interrupt reinjection backlog. +# Can be used if another mechanism to synchronize guest time +# is in effect, for example QEMU guest agents guest-set-time +# command. +# +# Since: 2.1 +## +{ 'command': 'rtc-reset-reinjection' }
Coalesced interrupts are only supported on x86, so you do not really need CONFIG_MC146818RTC.
Paolo
