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hw/intc/loongarch_extioi: Use cpu plug notification

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Use hotplug_handler_plug() to nofity extioi object when cold-plug
cpu is created, so that extioi 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 10:45:13 +08:00
parent 8e63a7a7c2
commit 087a23a87c
1 changed files with 2 additions and 10 deletions
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12
hw/loongarch/virt.c
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@ -312,7 +312,7 @@ static void virt_devices_init(DeviceState *pch_pic,
static void virt_cpu_irq_init(LoongArchVirtMachineState *lvms) static void virt_cpu_irq_init(LoongArchVirtMachineState *lvms)
{ {
int num, pin; int num;
MachineState *ms = MACHINE(lvms); MachineState *ms = MACHINE(lvms);
MachineClass *mc = MACHINE_GET_CLASS(ms); MachineClass *mc = MACHINE_GET_CLASS(ms);
const CPUArchIdList *possible_cpus; const CPUArchIdList *possible_cpus;
@ -328,15 +328,7 @@ static void virt_cpu_irq_init(LoongArchVirtMachineState *lvms)
} }
hotplug_handler_plug(HOTPLUG_HANDLER(lvms->ipi), DEVICE(cs), &err); hotplug_handler_plug(HOTPLUG_HANDLER(lvms->ipi), DEVICE(cs), &err);
hotplug_handler_plug(HOTPLUG_HANDLER(lvms->extioi), DEVICE(cs), &err);
/*
* connect ext irq to the cpu irq
* cpu_pin[9:2] <= intc_pin[7:0]
*/
for (pin = 0; pin < LS3A_INTC_IP; pin++) {
qdev_connect_gpio_out(lvms->extioi, (num * LS3A_INTC_IP + pin),
qdev_get_gpio_in(DEVICE(cs), pin + 2));
}
} }
} }