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authorHeinrich Schuchardt <xypron.glpk@gmx.de>2018-01-11 10:16:01 +0300
committerAlexander Graf <agraf@suse.de>2018-01-23 01:09:13 +0300
commitd550414434f4250e80847382fac92f7e3891d887 (patch)
tree6146702e0e66789dac84df3300ebb8ddd2a45364
parente3fbbc36f2d94f15d4d9bcd52d59d82d849a8e21 (diff)
downloadu-boot-d550414434f4250e80847382fac92f7e3891d887.tar.xz
efi_loader: debug output installed device path
When a device path protocol is installed write the device path to the console in debug mode. For printing the new macro EFI_PRINT is used, which can be reused for future diagnostic output. Remove unused EFI_PRINT_GUID macro Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Signed-off-by: Alexander Graf <agraf@suse.de>
-rw-r--r--include/efi_loader.h7
-rw-r--r--lib/efi_loader/efi_boottime.c2
2 files changed, 6 insertions, 3 deletions
diff --git a/include/efi_loader.h b/include/efi_loader.h
index 637e6e166d..4198329230 100644
--- a/include/efi_loader.h
+++ b/include/efi_loader.h
@@ -69,10 +69,11 @@ const char *__efi_nesting_dec(void);
} while(0)
/*
- * Write GUID
+ * Write an indented message with EFI prefix
*/
-#define EFI_PRINT_GUID(txt, guid) ({ \
- debug("%sEFI: %s %pUl\n", __efi_nesting(), txt, guid); \
+#define EFI_PRINT(format, ...) ({ \
+ debug("%sEFI: " format, __efi_nesting(), \
+ ##__VA_ARGS__); \
})
extern struct efi_runtime_services efi_runtime_services;
diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c
index 7a6c282f81..673c66a4aa 100644
--- a/lib/efi_loader/efi_boottime.c
+++ b/lib/efi_loader/efi_boottime.c
@@ -876,6 +876,8 @@ efi_status_t efi_add_protocol(const void *handle, const efi_guid_t *protocol,
handler->protocol_interface = protocol_interface;
INIT_LIST_HEAD(&handler->open_infos);
list_add_tail(&handler->link, &efiobj->protocols);
+ if (!guidcmp(&efi_guid_device_path, protocol))
+ EFI_PRINT("installed device path '%pD'\n", protocol_interface);
return EFI_SUCCESS;
}