motorhead/qemu
1
0
Fork 0
mirror of https://github.com/Motorhead1991/qemu.git synced 2025-07-28 04:43:54 -06:00
Code Issues Projects Releases Packages Wiki Activity Actions

hw/intc/loongarch_ipi: Notify ipi object when cpu is plugged

Browse source 
Use hotplug_handler_plug() to nofity ipi object when cold-plug
cpu is created, so that ipi can set and configure irq routing
to new cpu.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
This commit is contained in:
Bibo Mao 2025-02-10 10:19:49 +08:00
parent 54492213e6
commit 50ebc3fc47
1 changed files with 2 additions and 3 deletions
Download patch file Download diff file Expand all files Collapse all files

5
hw/loongarch/virt.c
View file

@ -317,6 +317,7 @@ static void virt_cpu_irq_init(LoongArchVirtMachineState *lvms)
MachineClass *mc = MACHINE_GET_CLASS(ms);
const CPUArchIdList *possible_cpus;
CPUState *cs;
Error *err = NULL;
/* cpu nodes */
possible_cpus = mc->possible_cpu_arch_ids(ms);
@ -326,9 +327,7 @@ static void virt_cpu_irq_init(LoongArchVirtMachineState *lvms)
continue;
}
/* connect ipi irq to cpu irq */
qdev_connect_gpio_out(lvms->ipi, num,
qdev_get_gpio_in(DEVICE(cs), IRQ_IPI));
hotplug_handler_plug(HOTPLUG_HANDLER(lvms->ipi), DEVICE(cs), &err);
/*
* connect ext irq to the cpu irq