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[PATCH v4 4/6] hw/riscv: virt: Add support for generating platform FDT e
From: |
Alistair Francis |
Subject: |
[PATCH v4 4/6] hw/riscv: virt: Add support for generating platform FDT entries |
Date: |
Wed, 20 Apr 2022 15:52:46 +1000 |
From: Alistair Francis <alistair.francis@wdc.com>
Similar to the ARM virt machine add support for adding device tree
entries for dynamically created devices.
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Edgar E. Iglesias <edgar.iglesias@amd.com>
---
hw/riscv/virt.c | 25 +++++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 169da70350..e4a5c6c28b 100644
--- a/hw/riscv/virt.c
+++ b/hw/riscv/virt.c
@@ -28,6 +28,7 @@
#include "hw/qdev-properties.h"
#include "hw/char/serial.h"
#include "target/riscv/cpu.h"
+#include "hw/core/sysbus-fdt.h"
#include "hw/riscv/riscv_hart.h"
#include "hw/riscv/virt.h"
#include "hw/riscv/boot.h"
@@ -411,6 +412,12 @@ static void create_fdt_socket_aclint(RISCVVirtState *s,
qemu_fdt_setprop(mc->fdt, name, "interrupt-controller", NULL, 0);
qemu_fdt_setprop_cell(mc->fdt, name, "#interrupt-cells", 0);
riscv_socket_fdt_write_id(mc, mc->fdt, name, socket);
+
+ platform_bus_add_all_fdt_nodes(mc->fdt, name,
+ memmap[VIRT_PLATFORM_BUS].base,
+ memmap[VIRT_PLATFORM_BUS].size,
+ VIRT_PLATFORM_BUS_IRQ);
+
g_free(name);
}
@@ -469,6 +476,12 @@ static void create_fdt_socket_plic(RISCVVirtState *s,
riscv_socket_fdt_write_id(mc, mc->fdt, plic_name, socket);
qemu_fdt_setprop_cell(mc->fdt, plic_name, "phandle",
plic_phandles[socket]);
+
+ platform_bus_add_all_fdt_nodes(mc->fdt, plic_name,
+ memmap[VIRT_PLATFORM_BUS].base,
+ memmap[VIRT_PLATFORM_BUS].size,
+ VIRT_PLATFORM_BUS_IRQ);
+
g_free(plic_name);
g_free(plic_cells);
@@ -546,6 +559,12 @@ static void create_fdt_imsic(RISCVVirtState *s, const
MemMapEntry *memmap,
IMSIC_MMIO_GROUP_MIN_SHIFT);
}
qemu_fdt_setprop_cell(mc->fdt, imsic_name, "phandle", *msi_m_phandle);
+
+ platform_bus_add_all_fdt_nodes(mc->fdt, imsic_name,
+ memmap[VIRT_PLATFORM_BUS].base,
+ memmap[VIRT_PLATFORM_BUS].size,
+ VIRT_PLATFORM_BUS_IRQ);
+
g_free(imsic_name);
/* S-level IMSIC node */
@@ -683,6 +702,12 @@ static void create_fdt_socket_aplic(RISCVVirtState *s,
VIRT_IRQCHIP_NUM_SOURCES);
riscv_socket_fdt_write_id(mc, mc->fdt, aplic_name, socket);
qemu_fdt_setprop_cell(mc->fdt, aplic_name, "phandle", aplic_s_phandle);
+
+ platform_bus_add_all_fdt_nodes(mc->fdt, aplic_name,
+ memmap[VIRT_PLATFORM_BUS].base,
+ memmap[VIRT_PLATFORM_BUS].size,
+ VIRT_PLATFORM_BUS_IRQ);
+
g_free(aplic_name);
g_free(aplic_cells);
--
2.35.1
- [PATCH v4 0/6] hw/riscv: Add TPM support to the virt board, Alistair Francis, 2022/04/20
- [PATCH v4 1/6] hw/riscv: virt: Add a machine done notifier, Alistair Francis, 2022/04/20
- [PATCH v4 2/6] hw/core: Move the ARM sysbus-fdt to core, Alistair Francis, 2022/04/20
- [PATCH v4 3/6] hw/riscv: virt: Create a platform bus, Alistair Francis, 2022/04/20
- [PATCH v4 4/6] hw/riscv: virt: Add support for generating platform FDT entries,
Alistair Francis <=
- [PATCH v4 5/6] hw/riscv: virt: Add device plug support, Alistair Francis, 2022/04/20
- [PATCH v4 6/6] hw/riscv: Enable TPM backends, Alistair Francis, 2022/04/20
- Re: [PATCH v4 0/6] hw/riscv: Add TPM support to the virt board, Bin Meng, 2022/04/20