This will enable support for the 'dumpdtb' QMP/HMP command for the spike
machine.

Cc: Palmer Dabbelt <pal...@dabbelt.com>
Cc: Alistair Francis <alistair.fran...@wdc.com>
Cc: Bin Meng <bin.m...@windriver.com>
Reviewed-by: Alistair Francis <alistair.fran...@wdc.com>
Signed-off-by: Daniel Henrique Barboza <danielhb...@gmail.com>
---
 hw/riscv/spike.c | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/hw/riscv/spike.c b/hw/riscv/spike.c
index e41b6aa9f0..a980e568a4 100644
--- a/hw/riscv/spike.c
+++ b/hw/riscv/spike.c
@@ -40,6 +40,8 @@
 #include "sysemu/device_tree.h"
 #include "sysemu/sysemu.h"
 
+#include <libfdt.h>
+
 static const MemMapEntry spike_memmap[] = {
     [SPIKE_MROM] =     {     0x1000,     0xf000 },
     [SPIKE_HTIF] =     {  0x1000000,     0x1000 },
@@ -304,6 +306,10 @@ static void spike_board_init(MachineState *machine)
     /* Compute the fdt load address in dram */
     fdt_load_addr = riscv_load_fdt(memmap[SPIKE_DRAM].base,
                                    machine->ram_size, s->fdt);
+
+    /* Set machine->fdt for 'dumpdtb' QMP/HMP command */
+    machine->fdt = s->fdt;
+
     /* load the reset vector */
     riscv_setup_rom_reset_vec(machine, &s->soc[0], memmap[SPIKE_DRAM].base,
                               memmap[SPIKE_MROM].base,
-- 
2.37.2


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