diff mbox series

[v5,4/6] hw/riscv: virt: Add support for generating platform FDT entries

Message ID 20220427234146.1130752-5-alistair.francis@opensource.wdc.com
State New
Headers show
Series hw/riscv: Add TPM support to the virt board | expand

Commit Message

Alistair Francis April 27, 2022, 11:41 p.m. UTC 
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 | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
diff mbox series

Patch

diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index 312138e7bf..a2ffd04a78 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"
@@ -475,6 +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);
@@ -552,6 +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 */
@@ -689,6 +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);