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hw/intc/loongarch_pch: Change default irq number of pch irq controller 

Change the default irq number of pch pic to 32, so that the irq
number of pch msi is 224(256 - 32), and move the 'PCH_PIC_IRQ_NUM'
macro to pci-host/ls7a.h and add prefix 'VIRT' on it to keep standard
format.

Signed-off-by: Tianrui Zhao <zhaotianrui@loongson.cn>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-Id: <20230104020518.2564263-4-zhaotianrui@loongson.cn>
Signed-off-by: Song Gao <gaosong@loongson.cn>
master
Tianrui Zhao 2022-12-27 11:19:57 +08:00 committed by Song Gao
parent 270950b49d
commit f4d10ce8aa
No known key found for this signature in database
GPG Key ID: 40A2FFF239263EDF
5 changed files with 7 additions and 6 deletions
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3
hw/intc/loongarch_pch_pic.c
View File

@ -9,6 +9,7 @@
#include "qemu/bitops.h"
#include "hw/sysbus.h"
#include "hw/loongarch/virt.h"
#include "hw/pci-host/ls7a.h"
#include "hw/irq.h"
#include "hw/intc/loongarch_pch_pic.h"
#include "hw/qdev-properties.h"
@ -377,7 +378,7 @@ static void loongarch_pch_pic_realize(DeviceState *dev, Error **errp)
{
LoongArchPCHPIC *s = LOONGARCH_PCH_PIC(dev);
if (!s->irq_num || s->irq_num > PCH_PIC_IRQ_NUM) {
if (!s->irq_num || s->irq_num > VIRT_PCH_PIC_IRQ_NUM) {
error_setg(errp, "Invalid 'pic_irq_num'");
return;
}

2
hw/loongarch/virt.c
View File

@ -616,7 +616,7 @@ static void loongarch_irq_init(LoongArchMachineState *lams)
}
pch_pic = qdev_new(TYPE_LOONGARCH_PCH_PIC);
num = PCH_PIC_IRQ_NUM;
num = VIRT_PCH_PIC_IRQ_NUM;
qdev_prop_set_uint32(pch_pic, "pch_pic_irq_num", num);
d = SYS_BUS_DEVICE(pch_pic);
sysbus_realize_and_unref(d, &error_fatal);

6
include/hw/intc/loongarch_pch_msi.h
View File

@ -8,10 +8,10 @@
#define TYPE_LOONGARCH_PCH_MSI "loongarch_pch_msi"
OBJECT_DECLARE_SIMPLE_TYPE(LoongArchPCHMSI, LOONGARCH_PCH_MSI)
/* Msi irq start start from 64 to 255 */
#define PCH_MSI_IRQ_START 64
/* MSI irq start from 32 to 255 */
#define PCH_MSI_IRQ_START 32
#define PCH_MSI_IRQ_END 255
#define PCH_MSI_IRQ_NUM 192
#define PCH_MSI_IRQ_NUM 224
struct LoongArchPCHMSI {
SysBusDevice parent_obj;

1
include/hw/intc/loongarch_pch_pic.h
View File

@ -9,7 +9,6 @@
#define PCH_PIC_NAME(name) TYPE_LOONGARCH_PCH_PIC#name
OBJECT_DECLARE_SIMPLE_TYPE(LoongArchPCHPIC, LOONGARCH_PCH_PIC)
#define PCH_PIC_IRQ_NUM 64
#define PCH_PIC_INT_ID_VAL 0x7000000UL
#define PCH_PIC_INT_ID_VER 0x1UL

1
include/hw/pci-host/ls7a.h
View File

@ -32,6 +32,7 @@
* 0 ~ 16 irqs used for non-pci device while 16 ~ 64 irqs
* used for pci device.
*/
#define VIRT_PCH_PIC_IRQ_NUM 32
#define PCH_PIC_IRQ_OFFSET 64
#define VIRT_DEVICE_IRQS 16
#define VIRT_UART_IRQ (PCH_PIC_IRQ_OFFSET + 2)