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The following commit(s) were added to refs/heads/master by this push:
new 4c605ac43 system/fastboot: dump all memory regions
4c605ac43 is described below
commit 4c605ac43f92c0cee74c277a1ce19c641cb90bda
Author: wangjianyu3 <wangjian...@xiaomi.com>
AuthorDate: Wed Jun 11 21:54:55 2025 +0800
system/fastboot: dump all memory regions
Add examples for oem memdump dumping all memory regions.
Host side
$ fastboot oem memdump
fastboot oem memdump 0x20000 0x28000
fastboot get_staged 0x20000.bin
fastboot oem memdump 0x40000000 0xf590000
fastboot get_staged 0x40000000.bin
fastboot oem memdump 0x4ff30000 0xd0000
fastboot get_staged 0x4ff30000.bin
FAILED (remote: 'Invalid argument')
fastboot: error: Command failed
Device side
nsh> fastbootd -h
Usage: fastbootd [wait_ms]
memdump:
fastboot oem memdump 0x20000 0x28000
fastboot get_staged 0x20000.bin
fastboot oem memdump 0x40000000 0xf590000
fastboot get_staged 0x40000000.bin
fastboot oem memdump 0x4ff30000 0xd0000
fastboot get_staged 0x4ff30000.bin
Signed-off-by: wangjianyu3 <wangjian...@xiaomi.com>
---
system/fastboot/fastboot.c | 44 ++++++++++++++++++++++++++++++++++++++++++++
1 file changed, 44 insertions(+)
diff --git a/system/fastboot/fastboot.c b/system/fastboot/fastboot.c
index 4fa882eee..df250290d 100644
--- a/system/fastboot/fastboot.c
+++ b/system/fastboot/fastboot.c
@@ -25,6 +25,7 @@
****************************************************************************/
#include <nuttx/config.h>
+#include <nuttx/memoryregion.h>
#include <nuttx/mtd/mtd.h>
#include <nuttx/version.h>
@@ -156,6 +157,8 @@ struct fastboot_cmd_s
FAR const char *arg);
};
+typedef void (*memdump_print_t)(FAR void *, FAR char *);
+
/****************************************************************************
* Private Function Prototypes
****************************************************************************/
@@ -211,6 +214,13 @@ static const struct fastboot_cmd_s g_oem_cmd[] =
#endif
};
+#ifdef CONFIG_BOARD_MEMORY_RANGE
+static const struct memory_region_s g_memory_region[] =
+{
+ CONFIG_BOARD_MEMORY_RANGE
+};
+#endif
+
/****************************************************************************
* Private Functions
****************************************************************************/
@@ -650,6 +660,37 @@ static int fastboot_memdump_upload(FAR struct
fastboot_ctx_s *context)
context->upload_param.size);
}
+static void fastboot_memdump_region(memdump_print_t memprint, FAR void *priv)
+{
+#ifdef CONFIG_BOARD_MEMORY_RANGE
+ char response[FASTBOOT_MSG_LEN - 4];
+ size_t index;
+
+ for (index = 0; index < nitems(g_memory_region); index++)
+ {
+ snprintf(response, sizeof(response),
+ "fastboot oem memdump 0x%" PRIxPTR " 0x%" PRIxPTR "\n",
+ g_memory_region[index].start,
+ g_memory_region[index].end - g_memory_region[index].start);
+ memprint(priv, response);
+ snprintf(response, sizeof(response),
+ "fastboot get_staged 0x%" PRIxPTR ".bin\n",
+ g_memory_region[index].start);
+ memprint(priv, response);
+ }
+#endif
+}
+
+static void fastboot_memdump_syslog(FAR void *priv, FAR char *response)
+{
+ fb_err(" %s", response);
+}
+
+static void fastboot_memdump_response(FAR void *priv, FAR char *response)
+{
+ fastboot_ack((FAR struct fastboot_ctx_s *)priv, "TEXT", response);
+}
+
/* Usage(host):
* fastboot oem memdump <addr> <size>
*
@@ -666,6 +707,7 @@ static void fastboot_memdump(FAR struct fastboot_ctx_s
*context,
&context->upload_param.u.mem.addr,
&context->upload_param.size) != 2)
{
+ fastboot_memdump_region(fastboot_memdump_response, context);
fastboot_fail(context, "Invalid argument");
return;
}
@@ -1044,6 +1086,8 @@ int main(int argc, FAR char **argv)
if (strcmp(argv[1], "-h") == 0)
{
fb_err("Usage: fastbootd [wait_ms]\n");
+ fb_err("\nmemdump: \n");
+ fastboot_memdump_region(fastboot_memdump_syslog, NULL);
return 0;
}
