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[Qemu-devel] [PATCH 1/2] fdt: move dumpdtb interpretation code to device
From: |
Alexander Graf |
Subject: |
[Qemu-devel] [PATCH 1/2] fdt: move dumpdtb interpretation code to device_tree.c |
Date: |
Sun, 23 Sep 2012 08:41:58 +0200 |
The dumpdtb code can be useful in more places than just for e500. Move it
to a generic place.
Signed-off-by: Alexander Graf <address@hidden>
---
device_tree.c | 22 ++++++++++++++++++++++
device_tree.h | 2 ++
hw/ppc/e500.c | 15 +--------------
3 files changed, 25 insertions(+), 14 deletions(-)
diff --git a/device_tree.c b/device_tree.c
index d7a9b6b..69ca953 100644
--- a/device_tree.c
+++ b/device_tree.c
@@ -304,3 +304,25 @@ int qemu_devtree_add_subnode(void *fdt, const char *name)
g_free(dupname);
return retval;
}
+
+void qemu_devtree_dumpdtb(void *fdt, int size)
+{
+ QemuOpts *machine_opts;
+
+ machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
+ if (machine_opts) {
+ const char *dumpdtb = qemu_opt_get(machine_opts, "dumpdtb");
+ if (dumpdtb) {
+ /* Dump the dtb to a file and quit */
+ FILE *f = fopen(dumpdtb, "wb");
+ size_t len;
+ len = fwrite(fdt, size, 1, f);
+ fclose(f);
+ if (len != size) {
+ exit(1);
+ }
+ exit(0);
+ }
+ }
+
+}
diff --git a/device_tree.h b/device_tree.h
index f7a3e6c..f0b3f35 100644
--- a/device_tree.h
+++ b/device_tree.h
@@ -49,4 +49,6 @@ int qemu_devtree_add_subnode(void *fdt, const char *name);
sizeof(qdt_tmp)); \
} while (0)
+void qemu_devtree_dumpdtb(void *fdt, int size);
+
#endif /* __DEVICE_TREE_H__ */
diff --git a/hw/ppc/e500.c b/hw/ppc/e500.c
index 6f0de6d..5bab340 100644
--- a/hw/ppc/e500.c
+++ b/hw/ppc/e500.c
@@ -139,12 +139,10 @@ static int ppce500_load_device_tree(CPUPPCState *env,
0x0, 0x10000,
};
QemuOpts *machine_opts;
- const char *dumpdtb = NULL;
const char *dtb_file = NULL;
machine_opts = qemu_opts_find(qemu_find_opts("machine"), 0);
if (machine_opts) {
- dumpdtb = qemu_opt_get(machine_opts, "dumpdtb");
dtb_file = qemu_opt_get(machine_opts, "dtb");
toplevel_compat = qemu_opt_get(machine_opts, "dt_compatible");
}
@@ -334,18 +332,7 @@ static int ppce500_load_device_tree(CPUPPCState *env,
}
done:
- if (dumpdtb) {
- /* Dump the dtb to a file and quit */
- FILE *f = fopen(dumpdtb, "wb");
- size_t len;
- len = fwrite(fdt, fdt_size, 1, f);
- fclose(f);
- if (len != fdt_size) {
- exit(1);
- }
- exit(0);
- }
-
+ qemu_devtree_dumpdtb(fdt, fdt_size);
ret = rom_add_blob_fixed(BINARY_DEVICE_TREE_FILE, fdt, fdt_size, addr);
if (ret < 0) {
goto out;
--
1.6.0.2
- [Qemu-devel] [PATCH 1/2] fdt: move dumpdtb interpretation code to device_tree.c,
Alexander Graf <=