From: frowand.list@gmail.com (Frank Rowand)
To: linux-arm-kernel@lists.infradead.org
Subject: [patch 7/7] dt: dtb version: report dtb info
Date: Wed, 18 Mar 2015 20:41:27 -0700 [thread overview]
Message-ID: <550A4567.5030803@gmail.com> (raw)
In-Reply-To: <550A42AC.8060104@gmail.com>
From: Frank Rowand <frank.rowand@sonymobile.com>
Report the /chosen/dtb-info properties on boot.
Signed-off-by: Frank Rowand <frank.rowand@sonymobile.com>
---
The beginning of the context for hunk 2 includes a line from
2fa645cb2703d9b3786d850db815414dfeefa51d, which is in 4.0-rc4. The
author of that commit has submitted a request to revert the commit:
http://lkml.iu.edu/hypermail/linux/kernel/1503.2/02134.html
drivers/of/base.c | 42 ++++++++++++++++++++++++++++++++++++++++++
1 file changed, 42 insertions(+)
Index: b/drivers/of/base.c
===================================================================
--- a/drivers/of/base.c
+++ b/drivers/of/base.c
@@ -1880,6 +1880,7 @@ static void of_alias_add(struct alias_pr
void of_alias_scan(void * (*dt_alloc)(u64 size, u64 align))
{
struct property *pp;
+ struct device_node *dtb_info = NULL;
of_aliases = of_find_node_by_path("/aliases");
of_chosen = of_find_node_by_path("/chosen");
@@ -1899,6 +1900,47 @@ void of_alias_scan(void * (*dt_alloc)(u6
}
}
+ dtb_info = of_find_node_by_path("/chosen/dtb-info");
+ if (dtb_info == NULL)
+ dtb_info = of_find_node_by_path("/chosen at 0/dtb-info");
+
+ if (dtb_info) {
+ const char *string;
+ int len;
+
+ string = of_get_property(dtb_info, "version", &len);
+ if (string) {
+ pr_notice("DTB version ");
+ for ( ; len > 0;
+ len -= (strlen(string) + 1),
+ string += (strlen(string) + 1)) {
+ pr_cont("%s", string);
+ }
+ pr_cont("\n");
+ }
+
+ string = of_get_property(dtb_info, "version-linux", &len);
+ if (string) {
+ pr_notice("DTB linux version ");
+ for ( ; len > 0;
+ len -= (strlen(string) + 1),
+ string += (strlen(string) + 1)) {
+ pr_cont("%s", string);
+ }
+ pr_cont("\n");
+ }
+
+ string = of_get_property(dtb_info, "dts-path", &len);
+ if (string)
+ pr_notice("DTB source %s\n", string);
+
+ string = of_get_property(dtb_info, "dtb-path", &len);
+ if (string)
+ pr_notice("DTB blob %s\n", string);
+
+ of_node_put(dtb_info);
+ }
+
if (!of_aliases)
return;
next prev parent reply other threads:[~2015-03-19 3:41 UTC|newest]
Thread overview: 29+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-19 3:29 [patch 0/7] dt: dtb version: add version info to dtb Frank Rowand
2015-03-19 3:31 ` [patch 1/7] dt: dtb version: consolidate documentation of chosen node bindings Frank Rowand
2015-03-19 13:40 ` Mark Rutland
2015-03-19 3:33 ` [patch 2/7] dt: dtb version: document chosen/dtb-info node binding Frank Rowand
2015-03-19 13:23 ` Rob Herring
2015-03-19 16:42 ` Frank Rowand
2015-03-19 18:41 ` Russell King - ARM Linux
2015-03-19 18:53 ` Mark Rutland
2015-03-19 19:01 ` Frank Rowand
2015-03-19 19:32 ` Russell King - ARM Linux
2015-03-19 20:44 ` Frank Rowand
2015-03-20 14:42 ` Mark Rutland
2015-03-19 13:49 ` Mark Rutland
2015-03-19 17:02 ` Frank Rowand
2015-03-19 17:23 ` Geert Uytterhoeven
2015-03-19 19:12 ` Mark Rutland
2015-03-19 21:27 ` Frank Rowand
2015-03-20 15:25 ` Mark Rutland
2015-03-19 17:37 ` Frank Rowand
2015-03-19 3:34 ` [patch 3/7] dt: dtb version: arm dts Makefile Frank Rowand
2015-03-19 3:36 ` [patch 4/7] dt: dtb version: kernel Makefile Frank Rowand
2015-03-19 3:38 ` [patch 5/7] dt: dtb version: kbuild scripts Frank Rowand
2015-03-19 3:39 ` [patch 6/7] dt: dtb version: dtsi files Frank Rowand
2015-03-19 18:46 ` Sascha Hauer
2015-03-19 3:41 ` Frank Rowand [this message]
2015-03-19 8:12 ` [patch 0/7] dt: dtb version: add version info to dtb Gregory CLEMENT
2015-03-19 17:05 ` Frank Rowand
2015-03-20 13:46 ` Rob Herring
2015-03-20 19:14 ` Uwe Kleine-König
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=550A4567.5030803@gmail.com \
--to=frowand.list@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).