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[PATCH 1/3] hw/loongarch/virt: Set iocsr address space when CPU is creat


From: Bibo Mao
Subject: [PATCH 1/3] hw/loongarch/virt: Set iocsr address space when CPU is created
Date: Tue, 21 Jan 2025 20:10:30 +0800

There is only one iocsr address space for the whole virt-machine
board. When CPU is created, the one of percpu points to that of
the board.

Here set iocsr address space when CPU is created rather than IPI
creation stage.

Signed-off-by: Bibo Mao <maobibo@loongson.cn>
---
 hw/loongarch/virt.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index 63fa0f4e32..15022505c7 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -912,7 +912,6 @@ static void virt_irq_init(LoongArchVirtMachineState *lvms)
         cpudev = DEVICE(cpu_state);
         lacpu = LOONGARCH_CPU(cpu_state);
         env = &(lacpu->env);
-        env->address_space_iocsr = &lvms->as_iocsr;
 
         /* connect ipi irq to cpu irq */
         qdev_connect_gpio_out(ipi, cpu, qdev_get_gpio_in(cpudev, IRQ_IPI));
@@ -1213,6 +1212,7 @@ static void virt_init(MachineState *machine)
         machine->possible_cpus->cpus[i].cpu = cpu;
         lacpu = LOONGARCH_CPU(cpu);
         lacpu->phy_id = machine->possible_cpus->cpus[i].arch_id;
+        lacpu->env.address_space_iocsr = &lvms->as_iocsr;
     }
     fw_cfg_add_memory(machine);
 
-- 
2.39.3




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