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[PATCH v1 11/17] hw/loongarch: fdt adds Extend I/O Interrupt Controller
From: |
Song Gao |
Subject: |
[PATCH v1 11/17] hw/loongarch: fdt adds Extend I/O Interrupt Controller |
Date: |
Fri, 8 Dec 2023 17:00:36 +0800 |
fdt adds Extend I/O Interrupt Controller,
we use 'loongson,ls2k2000-eiointc'.
See:
drivers/irqchip/irq-loongson-eiointc.c
Signed-off-by: Song Gao <gaosong@loongson.cn>
---
hw/loongarch/virt.c | 30 +++++++++++++++++++++++++++++-
include/hw/intc/loongarch_extioi.h | 1 +
2 files changed, 30 insertions(+), 1 deletion(-)
diff --git a/hw/loongarch/virt.c b/hw/loongarch/virt.c
index a3414d2179..b284ace079 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -108,6 +108,31 @@ static void fdt_add_cpuic_node(LoongArchMachineState *lams,
g_free(nodename);
}
+static void fdt_add_extioiic_node(LoongArchMachineState *lams,
+ uint32_t *cpuintc_phandle,
+ uint32_t *extioic_phandle)
+{
+ MachineState *ms = MACHINE(lams);
+ char *nodename;
+ hwaddr extioi_base = APIC_BASE;
+ hwaddr extioi_size = EXTIOI_SIZE;
+
+ *extioic_phandle = qemu_fdt_alloc_phandle(ms->fdt);
+ nodename = g_strdup_printf("/extioiic@%" PRIx64, extioi_base);
+ qemu_fdt_add_subnode(ms->fdt, nodename);
+ qemu_fdt_setprop_cell(ms->fdt, nodename, "phandle", *extioic_phandle);
+ qemu_fdt_setprop_string(ms->fdt, nodename, "compatible",
+ "loongson,ls2k2000-eiointc");
+ qemu_fdt_setprop(ms->fdt, nodename, "interrupt-controller", NULL, 0);
+ qemu_fdt_setprop_cell(ms->fdt, nodename, "#interrupt-cells", 1);
+ qemu_fdt_setprop_cell(ms->fdt, nodename, "interrupt-parent",
+ *cpuintc_phandle);
+ qemu_fdt_setprop_cell(ms->fdt, nodename, "interrupts", 3);
+ qemu_fdt_setprop_cells(ms->fdt, nodename, "reg", 0x0,
+ extioi_base, 0x0, extioi_size);
+ g_free(nodename);
+}
+
static void fdt_add_flash_node(LoongArchMachineState *lams)
{
MachineState *ms = MACHINE(lams);
@@ -518,7 +543,7 @@ static void loongarch_irq_init(LoongArchMachineState *lams)
CPULoongArchState *env;
CPUState *cpu_state;
int cpu, pin, i, start, num;
- uint32_t cpuintc_phandle;
+ uint32_t cpuintc_phandle, extioiic_phandle;
extioi = qdev_new(TYPE_LOONGARCH_EXTIOI);
sysbus_realize_and_unref(SYS_BUS_DEVICE(extioi), &error_fatal);
@@ -590,6 +615,9 @@ static void loongarch_irq_init(LoongArchMachineState *lams)
}
}
+ /* Add Extend I/O Interrupt Controller node */
+ fdt_add_extioiic_node(lams, &cpuintc_phandle, &extioiic_phandle);
+
pch_pic = qdev_new(TYPE_LOONGARCH_PCH_PIC);
num = VIRT_PCH_PIC_IRQ_NUM;
qdev_prop_set_uint32(pch_pic, "pch_pic_irq_num", num);
diff --git a/include/hw/intc/loongarch_extioi.h
b/include/hw/intc/loongarch_extioi.h
index fbdef9a7b3..5012584f50 100644
--- a/include/hw/intc/loongarch_extioi.h
+++ b/include/hw/intc/loongarch_extioi.h
@@ -39,6 +39,7 @@
#define EXTIOI_COREISR_END (0xB20 - APIC_OFFSET)
#define EXTIOI_COREMAP_START (0xC00 - APIC_OFFSET)
#define EXTIOI_COREMAP_END (0xD00 - APIC_OFFSET)
+#define EXTIOI_SIZE 0x800
#define TYPE_LOONGARCH_EXTIOI "loongarch.extioi"
OBJECT_DECLARE_SIMPLE_TYPE(LoongArchExtIOI, LOONGARCH_EXTIOI)
--
2.25.1
- [PATCH v1 04/17] hw/loongarch: Add slave cpu boot_code, (continued)
- [PATCH v1 04/17] hw/loongarch: Add slave cpu boot_code, Song Gao, 2023/12/08
- [PATCH v1 07/17] hw/loongarch: Init efi_initrd table, Song Gao, 2023/12/08
- [PATCH v1 03/17] hw/loongarch: Add init_cmdline, Song Gao, 2023/12/08
- [PATCH v1 06/17] hw/loongarch: Init efi_boot_memmap table, Song Gao, 2023/12/08
- [PATCH v1 10/17] hw/loongarch: fdt adds cpu interrupt controller node, Song Gao, 2023/12/08
- [PATCH v1 12/17] hw/loongarch: fdt adds pch_pic Controller, Song Gao, 2023/12/08
- [PATCH v1 13/17] hw/loongarch: fdt adds pch_msi Controller, Song Gao, 2023/12/08
- [PATCH v1 17/17] hw/loongarch: Add cells missing from rtc node, Song Gao, 2023/12/08
- [PATCH v1 14/17] hw/loongarch: fdt adds pcie irq_map node, Song Gao, 2023/12/08
- [PATCH v1 15/17] hw/loongarch: fdt remove unused irqchip node, Song Gao, 2023/12/08
- [PATCH v1 11/17] hw/loongarch: fdt adds Extend I/O Interrupt Controller,
Song Gao <=
- [PATCH v1 16/17] hw/loongarch: Add cells missing from uart node, Song Gao, 2023/12/08
- [PATCH v1 09/17] hw/loongarch: Fix fdt memory node wrong 'reg', Song Gao, 2023/12/08