diff options
| author | Heinrich Schuchardt <xypron.glpk@gmx.de> | 2017-08-18 17:45:16 +0200 |
|---|---|---|
| committer | Alexander Graf <agraf@suse.de> | 2017-09-18 23:53:56 +0200 |
| commit | ae0bd3a983023aeb48b4ab3f417e5a62f8f72c37 (patch) | |
| tree | 2f7e804d6be32316467c9c010d30bc4e2a8b51ad | |
| parent | da94073b42cad349879ae5741e0b0fb3ac59a067 (diff) | |
efi_loader: write protocol GUID in OpenProtocol
To understand what is happening in OpenProtocol or LocateProtocol
it is necessary to know the protocol interface GUID.
Let's write a debug message.
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Signed-off-by: Alexander Graf <agraf@suse.de>
| -rw-r--r-- | include/efi_loader.h | 8 | ||||
| -rw-r--r-- | lib/efi_loader/efi_boottime.c | 9 |
2 files changed, 17 insertions, 0 deletions
diff --git a/include/efi_loader.h b/include/efi_loader.h index 1179234f68..46d684f6df 100644 --- a/include/efi_loader.h +++ b/include/efi_loader.h @@ -17,6 +17,7 @@ int __efi_entry_check(void); int __efi_exit_check(void); +const char *__efi_nesting(void); const char *__efi_nesting_inc(void); const char *__efi_nesting_dec(void); @@ -51,6 +52,13 @@ const char *__efi_nesting_dec(void); debug("%sEFI: Return From: %s\n", __efi_nesting_dec(), #exp); \ } while(0) +/* + * Write GUID + */ +#define EFI_PRINT_GUID(txt, guid) ({ \ + debug("%sEFI: %s %pUl\n", __efi_nesting(), txt, guid); \ + }) + extern struct efi_runtime_services efi_runtime_services; extern struct efi_system_table systab; diff --git a/lib/efi_loader/efi_boottime.c b/lib/efi_loader/efi_boottime.c index ea953dca82..99c5a6ee0c 100644 --- a/lib/efi_loader/efi_boottime.c +++ b/lib/efi_loader/efi_boottime.c @@ -109,6 +109,11 @@ static const char *indent_string(int level) return &indent[max - level]; } +const char *__efi_nesting(void) +{ + return indent_string(nesting_level); +} + const char *__efi_nesting_inc(void) { return indent_string(nesting_level++); @@ -1021,6 +1026,8 @@ static efi_status_t EFIAPI efi_locate_protocol(efi_guid_t *protocol, if (!protocol || !protocol_interface) return EFI_EXIT(EFI_INVALID_PARAMETER); + EFI_PRINT_GUID("protocol", protocol); + list_for_each(lhandle, &efi_obj_list) { struct efi_object *efiobj; @@ -1134,6 +1141,8 @@ static efi_status_t EFIAPI efi_open_protocol( goto out; } + EFI_PRINT_GUID("protocol", protocol); + switch (attributes) { case EFI_OPEN_PROTOCOL_BY_HANDLE_PROTOCOL: case EFI_OPEN_PROTOCOL_GET_PROTOCOL: |