mail archive of the barebox mailing list
 help / color / mirror / Atom feed
From: Sascha Hauer <s.hauer@pengutronix.de>
To: Barebox List <barebox@lists.infradead.org>
Subject: [PATCH 03/25] efi: Implement device_path_to_subtype()
Date: Mon, 13 Dec 2021 22:08:43 +0100	[thread overview]
Message-ID: <20211213210905.3399551-4-s.hauer@pengutronix.de> (raw)
In-Reply-To: <20211213210905.3399551-1-s.hauer@pengutronix.de>

Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
 common/efi-devicepath.c | 15 +++++++++++++++
 include/efi.h           |  1 +
 2 files changed, 16 insertions(+)

diff --git a/common/efi-devicepath.c b/common/efi-devicepath.c
index 3a3a8b9ebd..11d865af41 100644
--- a/common/efi-devicepath.c
+++ b/common/efi-devicepath.c
@@ -782,6 +782,21 @@ u8 device_path_to_type(struct efi_device_path *dev_path)
 	return device_path_type(dev_path);
 }
 
+u8 device_path_to_subtype(struct efi_device_path *dev_path)
+{
+	struct efi_device_path *dev_path_next;
+
+	dev_path = unpack_device_path(dev_path);
+	dev_path_next = next_device_path_node(dev_path);
+
+	while (!is_device_path_end(dev_path_next)) {
+		dev_path = dev_path_next;
+		dev_path_next = next_device_path_node(dev_path);
+	}
+
+	return dev_path->sub_type;
+}
+
 char *device_path_to_partuuid(struct efi_device_path *dev_path)
 {
 	struct efi_device_path *dev_path_node;
diff --git a/include/efi.h b/include/efi.h
index 439803c294..04dffaae5a 100644
--- a/include/efi.h
+++ b/include/efi.h
@@ -682,6 +682,7 @@ typedef union {
 struct efi_device_path *device_path_from_handle(efi_handle_t Handle);
 char *device_path_to_str(struct efi_device_path *dev_path);
 u8 device_path_to_type(struct efi_device_path *dev_path);
+u8 device_path_to_subtype(struct efi_device_path *dev_path);
 char *device_path_to_partuuid(struct efi_device_path *dev_path);
 
 const char *efi_guid_string(efi_guid_t *g);
-- 
2.30.2


_______________________________________________
barebox mailing list
barebox@lists.infradead.org
http://lists.infradead.org/mailman/listinfo/barebox


  parent reply	other threads:[~2021-12-13 21:11 UTC|newest]

Thread overview: 35+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2021-12-13 21:08 [PATCH 00/25] EFI improvements Sascha Hauer
2021-12-13 21:08 ` [PATCH 01/25] efi-devicepath: Make efi_device_path argument const Sascha Hauer
2021-12-13 21:08 ` [PATCH 02/25] efi: move device-path defines and types to header file Sascha Hauer
2021-12-13 21:08 ` Sascha Hauer [this message]
2021-12-13 21:08 ` [PATCH 04/25] efi: Do not register IPv[46] devices Sascha Hauer
2021-12-13 21:08 ` [PATCH 05/25] console: Fix message colours Sascha Hauer
2021-12-16 12:21   ` Jules Maselbas
2021-12-17 13:23     ` Sascha Hauer
2021-12-17 13:24       ` Jules Maselbas
2021-12-13 21:08 ` [PATCH 06/25] efi-stdio: remove unnecessary check Sascha Hauer
2021-12-13 21:08 ` [PATCH 07/25] efi-stdio: rename to efi_process_escape Sascha Hauer
2021-12-13 21:08 ` [PATCH 08/25] efi-stdio: return bytes actually consumed Sascha Hauer
2021-12-13 21:08 ` [PATCH 09/25] efi-stdio: fix escape sequence end detection Sascha Hauer
2021-12-13 21:08 ` [PATCH 10/25] efi-stdio: improve escape sequence parsing Sascha Hauer
2021-12-13 21:08 ` [PATCH 11/25] efi-stdio: Fix out of bounds error in puts Sascha Hauer
2021-12-13 21:08 ` [PATCH 12/25] efi-stdio: Fix tab printing Sascha Hauer
2021-12-13 21:08 ` [PATCH 13/25] efi-stdio: Implement efi_console_putc() using efi_console_puts() Sascha Hauer
2021-12-15 11:04   ` Ahmad Fatoum
2021-12-13 21:08 ` [PATCH 14/25] efi-stdio: Fix '\b' handling Sascha Hauer
2021-12-13 21:08 ` [PATCH 15/25] efi-stdio: implement input buffering with a kfifo Sascha Hauer
2021-12-13 21:08 ` [PATCH 16/25] efi-stdio: limit set_cursor to screen size boundaries Sascha Hauer
2021-12-13 21:08 ` [PATCH 17/25] efi-stdio: implement getting the cursor position Sascha Hauer
2021-12-13 21:08 ` [PATCH 18/25] efi-stdio: Implement setting cursor visibility Sascha Hauer
2021-12-13 21:08 ` [PATCH 19/25] efi-stdio: Support different text modes Sascha Hauer
2021-12-13 21:09 ` [PATCH 20/25] edit: improve screen size detection Sascha Hauer
2021-12-13 21:09 ` [PATCH 21/25] edit: Improve behaviour on efi-stdio console Sascha Hauer
2021-12-16 12:41   ` Jules Maselbas
2021-12-17 13:29     ` Sascha Hauer
2021-12-13 21:09 ` [PATCH 22/25] edit: send escape sequence only for smartscroll Sascha Hauer
2021-12-13 21:09 ` [PATCH 23/25] net: efi-snp: Check for carrier before sending Sascha Hauer
2021-12-13 21:09 ` [PATCH 24/25] efi: add efi_device hook to be called before an image is started Sascha Hauer
2021-12-13 21:09 ` [PATCH 25/25] net: efi-snp: Open protocol exclusively Sascha Hauer
2021-12-15 11:07 ` [PATCH 00/25] EFI improvements Ahmad Fatoum
2021-12-18 12:07   ` Michael Graichen
2021-12-18 13:55     ` Sascha Hauer

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=20211213210905.3399551-4-s.hauer@pengutronix.de \
    --to=s.hauer@pengutronix.de \
    --cc=barebox@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