diff mbox series

[for-7.2,v3,05/20] hw/ppc: set machine->fdt in bamboo_load_device_tree()

Message ID 20220816173428.157304-6-danielhb413@gmail.com (mailing list archive)
State New, archived
Headers show
Series QMP/HMP: add 'dumpdtb' and 'info fdt' commands | expand

Commit Message

Daniel Henrique Barboza Aug. 16, 2022, 5:34 p.m. UTC 
This will enable support for 'dumpdtb' and 'info fdt' HMP commands for
the bamboo machine.

Cc: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Daniel Henrique Barboza <danielhb413@gmail.com>
---
 hw/ppc/ppc440_bamboo.c | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/hw/ppc/ppc440_bamboo.c b/hw/ppc/ppc440_bamboo.c
index 873f930c77..9c89b23c08 100644
--- a/hw/ppc/ppc440_bamboo.c
+++ b/hw/ppc/ppc440_bamboo.c
@@ -34,6 +34,8 @@ 
 #include "hw/qdev-properties.h"
 #include "qapi/error.h"
 
+#include <libfdt.h>
+
 #define BINARY_DEVICE_TREE_FILE "bamboo.dtb"
 
 /* from u-boot */
@@ -62,6 +64,7 @@  static int bamboo_load_device_tree(hwaddr addr,
                                      hwaddr initrd_size,
                                      const char *kernel_cmdline)
 {
+    MachineState *machine = MACHINE(qdev_get_machine());
     int ret = -1;
     uint32_t mem_reg_property[] = { 0, 0, cpu_to_be32(ramsize) };
     char *filename;
@@ -116,7 +119,13 @@  static int bamboo_load_device_tree(hwaddr addr,
                           tb_freq);
 
     rom_add_blob_fixed(BINARY_DEVICE_TREE_FILE, fdt, fdt_size, addr);
-    g_free(fdt);
+
+    /*
+     * Update the machine->fdt pointer to enable support for
+     * 'dumpdtb' and 'info fdt' QMP/HMP commands.
+     */
+    machine->fdt = fdt;
+
     return 0;
 }