qemu/pl031-support-rtc-timer-property-for-pl031.patch
Jiabo Feng c300b8e80b QEMU update to version 8.2.0-5
- vfio/migration: Add support for manual clear vfio dirty log
- vfio: Maintain DMA mapping range for the container
- linux-headers: update against 5.10 and manual clear vfio dirty log series
- arm/acpi: Fix when make qemu-system-aarch64 at x86_64 host bios_tables_test fail reason: __aarch64__ macro let build_pptt at x86_64 and aarch64 host build different function that let bios_tables_test fail.
- pl031: support rtc-timer property for pl031
- feature: Add logs for vm start and destroy
- feature: Add log for each modules
- log: Add log at boot & cpu init for aarch64
- bugfix: irq: Avoid covering object refcount of qemu_irq
- i386: cache passthrough: Update AMD 8000_001D.EAX[25:14] based on vCPU topo
- freeclock: set rtc_date_diff for X86
- freeclock: set rtc_date_diff for arm
- freeclock: add qmp command to get time offset of vm in seconds
- tests: Disable filemonitor testcase
- shadow_dev: introduce shadow dev for virtio-net device
- pl011: reset read FIFO when UARTTIMSC=0 & UARTICR=0xffff
- tests: virt: Update expected ACPI tables for virt test(update BinDir)
- arm64: Add the cpufreq device to show cpufreq info to guest
- hw/arm64: add vcpu cache info support
- tests: virt: Allow changes to PPTT test table
- cpu: add Cortex-A72 processor kvm target support
- cpu: add Kunpeng-920 cpu support
- net: eepro100: validate various address valuesi(CVE-2021-20255)
- ide: ahci: add check to avoid null dereference (CVE-2019-12067)
- vdpa: set vring enable only if the vring address has already been set
- docs: Add generic vhost-vdpa device documentation
- vdpa: don't suspend/resume device when vdpa device not started
- vdpa: correct param passed in when unregister save
- vdpa: suspend function return 0 when the vdpa device is stopped
- vdpa: support vdpa device suspend/resume
- vdpa: move memory listener to the realize stage
- vdpa: implement vdpa device migration
- vhost: implement migration state notifier for vdpa device
- vhost: implement post resume bh
- vhost: implement savevm_handler for vdpa device
- vhost: implement vhost_vdpa_device_suspend/resume
- vhost: implement vhost-vdpa suspend/resume
- vhost: add vhost_dev_suspend/resume_op
- vhost: introduce bytemap for vhost backend logging
- vhost-vdpa: add migration log ops for VhostOps
- vhost-vdpa: add VHOST_BACKEND_F_BYTEMAPLOG
- hw/usb: reduce the vpcu cost of UHCI when VNC disconnect
- virtio-net: update the default and max of rx/tx_queue_size
- virtio-net: set the max of queue size to 4096
- virtio-net: fix max vring buf size when set ring num
- virtio-net: bugfix: do not delete netdev before virtio net
- monitor: Discard BLOCK_IO_ERROR event when VM rebooted
- vhost-user: add unregister_savevm when vhost-user cleanup
- vhost-user: add vhost_set_mem_table when vm load_setup at destination
- vhost-user: quit infinite loop while used memslots is more than the backend limit
- fix qemu-core when vhost-user-net config with server mode
- vhost-user: Add support reconnect vhost-user socket
- vhost-user: Set the acked_features to vm's featrue
- i6300esb watchdog: bugfix: Add a runstate transition
- hw/net/rocker_of_dpa: fix double free bug of rocker device
- net/dump.c: Suppress spurious compiler warning
- pcie: Add pcie-root-port fast plug/unplug feature
- pcie: Compat with devices which do not support Link Width, such as ioh3420
- qdev/monitors: Fix reundant error_setg of qdev_add_device
- qemu-nbd: set timeout to qemu-nbd socket
- qemu-nbd: make native as the default aio mode
- nbd/server.c: fix invalid read after client was already free
- virtio-scsi: bugfix: fix qemu crash for hotplug scsi disk with dataplane
- virtio: bugfix: check the value of caches before accessing it
- virtio: print the guest virtio_net features that host does not support
- virtio: bugfix: add rcu_read_lock when vring_avail_idx is called
- virtio: check descriptor numbers
- migration: report multiFd related thread pid to libvirt
- migration: report migration related thread pid to libvirt
- cpu/features: fix bug for memory leakage
- doc: Update multi-thread compression doc
- migration: Add compress_level sanity check
- migration: Add zstd support in multi-thread compression
- migration: Add multi-thread compress ops
- migration: Refactoring multi-thread compress migration
- migration: Add multi-thread compress method
- migration: skip cache_drop for bios bootloader and nvram template
- oslib-posix: optimise vm startup time for 1G hugepage
- monitor/qmp: drop inflight rsp if qmp client broken
- ps2: fix oob in ps2 kbd
- Currently, while kvm and qemu can not handle some kvm exit, qemu will do vm_stop, which will make vm in pause state. This action make vm unrecoverable, so send guest panic to libvirt instead.
- vhost: cancel migration when vhost-user restarted during migraiton

Signed-off-by: Jiabo Feng <fengjiabo1@huawei.com>
2024-04-10 20:19:06 +08:00

72 lines
2.2 KiB
Diff

From 8e30e81c4268103d502587de565842b9632a7965 Mon Sep 17 00:00:00 2001
From: Jinhao Gao <gaojinhao@huawei.com>
Date: Tue, 15 Feb 2022 17:02:08 +0800
Subject: [PATCH] pl031: support rtc-timer property for pl031
This patch adds the rtc-timer property for pl031, we can get the
rtc time (UTC) through qmp command "qom-get date" with this property.
Signed-off-by: Haibin Wang <wanghaibin.wang@huawei.com>
Reviewed-by: Shannon Zhao <shanon.Zhaosl@gmail.com>
Reviewed-by: Ying Fang <fangying1@huawei.com>
Signed-off-by: Keqian Zhu <zhukeqian1@huawei.com>
Signed-off-by: Jinhao Gao <gaojinhao@huawei.com>
Signed-off-by: Yuan Zhang <zhangyuan162@huawei.com>
---
hw/rtc/pl031.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/hw/rtc/pl031.c b/hw/rtc/pl031.c
index f2e6baebba..57e9a35616 100644
--- a/hw/rtc/pl031.c
+++ b/hw/rtc/pl031.c
@@ -63,6 +63,15 @@ static uint32_t pl031_get_count(PL031State *s)
return s->tick_offset + now / NANOSECONDS_PER_SECOND;
}
+static void pl031_get_date(Object *obj, struct tm *current_tm, Error **errp)
+{
+ PL031State *s = PL031(obj);
+ time_t ti = pl031_get_count(s);
+
+ /* Changed to UTC time */
+ gmtime_r(&ti, current_tm);
+}
+
static void pl031_set_alarm(PL031State *s)
{
uint32_t ticks;
@@ -202,6 +211,20 @@ static void pl031_init(Object *obj)
qemu_clock_get_ns(rtc_clock) / NANOSECONDS_PER_SECOND;
s->timer = timer_new_ns(rtc_clock, pl031_interrupt, s);
+ object_property_add_tm(OBJECT(s), "date", pl031_get_date);
+}
+
+static void pl031_realize(DeviceState *d, Error **errp)
+{
+ object_property_add_alias(qdev_get_machine(), "rtc-time",
+ OBJECT(d), "date");
+}
+
+static void pl031_unrealize(DeviceState *d)
+{
+ if (object_property_find(qdev_get_machine(), "rtc-time")) {
+ object_property_del(qdev_get_machine(), "rtc-time");
+ }
}
static void pl031_finalize(Object *obj)
@@ -338,6 +361,8 @@ static void pl031_class_init(ObjectClass *klass, void *data)
DeviceClass *dc = DEVICE_CLASS(klass);
dc->vmsd = &vmstate_pl031;
+ dc->realize = pl031_realize;
+ dc->unrealize = pl031_unrealize;
device_class_set_props(dc, pl031_properties);
}
--
2.27.0