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qemu/hw-loongarch-fdt-adds-Extend-I-O-Interrupt-Controlle.patch
Xianglai Li 7428290d4a QEMU update to version 8.2.0-27: 
- fix compile error on loongarch
- hw/loongarch: fix cpu hotplug reset
- hw/loongarch/boot: Use warn_report when no kernel filename
- hw/loongarch: clean code
- hw/loongarch: Add KVM pch msi device support
- hw/loongarch: Add KVM pch pic device support
- hw/loongarch: Add KVM extioi device support
- hw/loongarch: Add KVM IPI device support
- hw/loongarch/virt: Update the ACPI table for hotplug cpu
- hw/loongarch/virt: Add basic CPU plug support
- hw/loongarch/virt: Add CPU topology support
- accel/kvm/kvm-all: Fixes the missing break in vCPU unpark logic
- gdbstub: Add helper function to unregister GDB register space
- physmem: Add helper function to destroy CPU AddressSpace
- hw/acpi: Update CPUs AML with cpu-(ctrl)dev change
- hw/acpi: Update ACPI GED framework to support vCPU Hotplug
- hw/acpi: Move CPU ctrl-dev MMIO region len macro to common header file
- accel/kvm: Extract common KVM vCPU {creation,parking} code
- target/loongarch: Add steal time support on migration
- linux-headers: loongarch: Add kvm_para.h and unistd_64.h
- target/loongarch/kvm: Implement LoongArch PMU extension
- target/loongarch: Implement lbt registers save/restore function
- target/loongarch: Add loongson binary translation feature
- sync loongarch linux-headers
- target/loongarch: Avoid bits shift exceeding width of bool type
- target/loongarch: Use explicit little-endian LD/ST API
- target/loongarch: fix -Werror=maybe-uninitialized false-positive
- target/loongarch: Support QMP dump-guest-memory
- target/loongarch/kvm: Add vCPU reset function
- target/loongarch: Add compatible support about VM reboot
- target/loongarch: Fix cpu_reset set wrong CSR_CRMD
- target/loongarch: Set CSR_PRCFG1 and CSR_PRCFG2 values
- target/loongarch: Remove avail_64 in trans_srai_w() and simplify it
- target/loongarch/kvm: Add software breakpoint support
- target/loongarch: Add loongarch vector property unconditionally
- target/loongarch/kvm: Fix VM recovery from disk failures
- target/loongarch: Put cpucfg operation before CSR register
- target/loongarch: Add TCG macro in structure CPUArchState
- hw/arm/virt-acpi-build.c: Migrate SPCR creation to common location
- hw/loongarch/virt: Add FDT table support with acpi ged pm register
- hw/loongarch/virt: Add description for virt machine type
- hw/loongarch: Add acpi SPCR table support
- hw/loongarch: virt: pass random seed to fdt
- hw/loongarch: virt: support up to 4 serial ports
- hw/loongarch: Remove default enable with VIRTIO_VGA device
- hw/loongarch: Fix length for lowram in ACPI SRAT
- hw/loongarch/virt: Remove unused assignment
- hw/loongarch: Change the tpm support by default
- hw/loongarch/boot.c: fix out-of-bound reading
- hw/loongarch/virt: Use MemTxAttrs interface for misc ops
- tests/libqos: Add loongarch virt machine node
- hw/loongarch: Remove minimum and default memory size
- hw/loongarch: Refine system dram memory region
- hw/loongarch: Refine fwcfg memory map
- hw/loongarch: Refine fadt memory table for numa memory
- hw/loongarch: Refine acpi srat table for numa memory
- hw/loongarch: Add VM mode in IOCSR feature register in kvm mode
- hw/loongarch: Refine default numa id calculation
- hw/loongarch: Rename LoongArchMachineState with LoongArchVirtMachineState
- hw/loongarch: Rename LOONGARCH_MACHINE with LOONGARCH_VIRT_MACHINE
- hw/loongarch: move memory map to boot.c
- loongarch: switch boards to "default y"
- hw/loongarch: Add cells missing from rtc node
- hw/loongarch: Add cells missing from uart node
- hw/loongarch: fdt remove unused irqchip node
- hw/loongarch: fdt adds pcie irq_map node
- hw/loongarch: fdt adds pch_msi Controller
- hw/loongarch: fdt adds pch_pic Controller
- hw/loongarch: fdt adds Extend I/O Interrupt Controller
- hw/loongarch: fdt adds cpu interrupt controller node
- hw/loongarch: Init efi_fdt table
- hw/loongarch: Init efi_initrd table
- hw/loongarch: Init efi_boot_memmap table
- hw/loongarch: Init efi_system_table
- hw/loongarch: Add init_cmdline
- hw/loongarch: Add slave cpu boot_code
- hw/loongarch: Add load initrd
- hw/loongarch: Move boot functions to boot.c

Signed-off-by: Xianglai Li <lixianglai@loongson.cn>
(cherry picked from commit 04ca9e6c8ff19630116722240ae0136cea831c5c)
2025-02-21 08:50:33 +08:00

92 lines
3.5 KiB
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Raw Blame History

From ed42940a2d943fd0e666e46bbc9b599b9ed1bd75 Mon Sep 17 00:00:00 2001
From: Song Gao <gaosong@loongson.cn>
Date: Fri, 26 Apr 2024 17:15:45 +0800
Subject: [PATCH 10/78] hw/loongarch: fdt adds Extend I/O Interrupt Controller
fdt adds Extend I/O Interrupt Controller,
we use 'loongson,ls2k2000-eiointc'.
See:
https://github.com/torvalds/linux/blob/v6.7/drivers/irqchip/irq-loongson-eiointc.c
https://lore.kernel.org/r/764e02d924094580ac0f1d15535f4b98308705c6.1683279769.git.zhoubinbin@loongson.cn
Signed-off-by: Song Gao <gaosong@loongson.cn>
Reviewed-by: Bibo Mao <maobibo@loongson.cn>
Message-Id: <20240426091551.2397867-12-gaosong@loongson.cn>
Signed-off-by: Xianglai Li <lixianglai@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 fdc4a5d708..820eb52cba 100644
--- a/hw/loongarch/virt.c
+++ b/hw/loongarch/virt.c
@@ -150,6 +150,31 @@ static void fdt_add_cpuic_node(LoongArchMachineState *lams,
g_free(nodename);
}
+static void fdt_add_eiointc_node(LoongArchMachineState *lams,
+ uint32_t *cpuintc_phandle,
+ uint32_t *eiointc_phandle)
+{
+ MachineState *ms = MACHINE(lams);
+ char *nodename;
+ hwaddr extioi_base = APIC_BASE;
+ hwaddr extioi_size = EXTIOI_SIZE;
+
+ *eiointc_phandle = qemu_fdt_alloc_phandle(ms->fdt);
+ nodename = g_strdup_printf("/eiointc@%" PRIx64, extioi_base);
+ qemu_fdt_add_subnode(ms->fdt, nodename);
+ qemu_fdt_setprop_cell(ms->fdt, nodename, "phandle", *eiointc_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);
@@ -574,7 +599,7 @@ 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, eiointc_phandle;
/*
* The connection of interrupts:
@@ -652,6 +677,9 @@ static void loongarch_irq_init(LoongArchMachineState *lams)
}
}
+ /* Add Extend I/O Interrupt Controller node */
+ fdt_add_eiointc_node(lams, &cpuintc_phandle, &eiointc_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 98f348c49d..722ffee1bc 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 EXTIOI_VIRT_BASE (0x40000000)
#define EXTIOI_VIRT_SIZE (0x1000)
--
2.39.1
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