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efi_loader: debug output installed device path

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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>
This commit is contained in:
Heinrich Schuchardt 2018-01-11 08:16:01 +01:00 committed by Alexander Graf
parent e3fbbc36f2
commit d550414434
2 changed files with 6 additions and 3 deletions
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7
include/efi_loader.h
View File

@ -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;

2
lib/efi_loader/efi_boottime.c
View File

@ -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;
}