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From: Andrew Turner <andrew@FreeBSD.org>
Date: Thu, 13 Feb 2014 20:36:15 +0000 (UTC)
To: src-committers@freebsd.org, svn-src-projects@freebsd.org
Subject: svn commit: r261852 - in projects/arm64/sys/boot/efi: include libefi
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X-List-Received-Date: Thu, 13 Feb 2014 20:36:16 -0000
Author: andrew
Date: Thu Feb 13 20:36:15 2014
New Revision: 261852
URL: http://svnweb.freebsd.org/changeset/base/261852
Log:
Add efi_handle_any to allow us to get a 'current' device when we lack a
driver for the boot device, e.g. when loading the loader over semihosting.
Modified:
projects/arm64/sys/boot/efi/include/efilib.h
projects/arm64/sys/boot/efi/libefi/handles.c
Modified: projects/arm64/sys/boot/efi/include/efilib.h
==============================================================================
--- projects/arm64/sys/boot/efi/include/efilib.h Thu Feb 13 20:25:25 2014 (r261851)
+++ projects/arm64/sys/boot/efi/include/efilib.h Thu Feb 13 20:36:15 2014 (r261852)
@@ -44,6 +44,7 @@ void efi_main(EFI_HANDLE image_handle, E
int efi_register_handles(struct devsw *, EFI_HANDLE *, int);
EFI_HANDLE efi_find_handle(struct devsw *, int);
int efi_handle_lookup(EFI_HANDLE, struct devsw **, int *);
+int efi_handle_any(struct devsw **dev, int *unit);
int efi_status_to_errno(EFI_STATUS);
time_t efi_time(EFI_TIME *);
Modified: projects/arm64/sys/boot/efi/libefi/handles.c
==============================================================================
--- projects/arm64/sys/boot/efi/libefi/handles.c Thu Feb 13 20:25:25 2014 (r261851)
+++ projects/arm64/sys/boot/efi/libefi/handles.c Thu Feb 13 20:36:15 2014 (r261852)
@@ -88,3 +88,15 @@ efi_handle_lookup(EFI_HANDLE h, struct d
}
return (ENOENT);
}
+
+int
+efi_handle_any(struct devsw **dev, int *unit)
+{
+ if (nentries == 0)
+ return (ENOENT);
+ if (dev != NULL)
+ *dev = entry[0].dev;
+ if (unit != NULL)
+ *unit = entry[0].unit;
+ return (0);
+}