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authorAlistair Francis <alistair.francis@wdc.com>2022-04-28 09:41:44 +1000
committerAlistair Francis <alistair.francis@wdc.com>2022-04-29 10:48:35 +1000
commit3029fab643094d4972eeeed46e427194b5359087 (patch)
tree162eaa83545b505daedf20020f3dae15de8e14c3 /hw/riscv/virt.c
parent1832b7cb3f6450c2c98e5181c7688b8e753fe7fd (diff)
downloadfocaccia-qemu-3029fab643094d4972eeeed46e427194b5359087.tar.gz
focaccia-qemu-3029fab643094d4972eeeed46e427194b5359087.zip
hw/riscv: virt: Add support for generating platform FDT entries
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>
Message-Id: <20220427234146.1130752-5-alistair.francis@opensource.wdc.com>
Signed-off-by: Alistair Francis <alistair.francis@wdc.com>
Diffstat (limited to 'hw/riscv/virt.c')
-rw-r--r--hw/riscv/virt.c19
1 files changed, 19 insertions, 0 deletions
diff --git a/hw/riscv/virt.c b/hw/riscv/virt.c
index d99ea1c9fd..12d0650b33 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);