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authorSimon Glass <sjg@chromium.org>2017-08-02 18:12:02 (GMT)
committerSimon Glass <sjg@chromium.org>2017-09-12 03:43:58 (GMT)
commitee3e520dad0b368df4541cd0af0d4011cf481e5b (patch)
treef15e9c84060743a0631cbd4ee06e7a1190648012
parenta0f9acb08bd6f3b4a6f3adcb02c8170e522c074a (diff)
downloadu-boot-ee3e520dad0b368df4541cd0af0d4011cf481e5b.tar.xz
dm: core: Show driver name with 'dm tree'
It is often useful to see which driver was actually selected for each device. Add a new 'Driver' column to provide this information. Sample output: Class Probed Driver Name ---------------------------------------- root [ + ] root_drive root_driver keyboard [ + ] i8042_kbd |-- keyboard serial [ + ] ns16550_se |-- serial rtc [ ] rtc_mc1468 |-- rtc timer [ + ] tsc_timer |-- tsc-timer syscon [ + ] ich6_pinct |-- pch_pinctrl pci [ + ] pci_x86 |-- pci northbridge [ + ] bd82x6x_no | |-- northbridge@0,0 video [ + ] bd82x6x_vi | |-- gma@2,0 vidconsole0 [ + ] vidconsole | | `-- gma@2,0.vidconsole0 ... Signed-off-by: Simon Glass <sjg@chromium.org> Reviewed-by: Bin Meng <bmeng.cn@gmail.com> Tested-by: Bin Meng <bmeng.cn@gmail.com>
-rw-r--r--drivers/core/dump.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/core/dump.c b/drivers/core/dump.c
index 1bb6409..6c6b944 100644
--- a/drivers/core/dump.c
+++ b/drivers/core/dump.c
@@ -16,8 +16,8 @@ static void show_devices(struct udevice *dev, int depth, int last_flag)
struct udevice *child;
/* print the first 11 characters to not break the tree-format. */
- printf(" %-10.10s [ %c ] ", dev->uclass->uc_drv->name,
- dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ');
+ printf(" %-10.10s [ %c ] %-10.10s ", dev->uclass->uc_drv->name,
+ dev->flags & DM_FLAG_ACTIVATED ? '+' : ' ', dev->driver->name);
for (i = depth; i >= 0; i--) {
is_last = (last_flag >> i) & 1;
@@ -48,7 +48,7 @@ void dm_dump_all(void)
root = dm_root();
if (root) {
- printf(" Class Probed Name\n");
+ printf(" Class Probed Driver Name\n");
printf("----------------------------------------\n");
show_devices(root, -1, 0);
}