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1 | /** @file\r |
2 | UEFI Debug Library that uses PrintLib to send messages to STDERR.\r |
3 | \r |
4 | Copyright (c) 2006, Intel Corporation<BR>\r |
5 | All rights reserved. This program and the accompanying materials \r |
6 | are licensed and made available under the terms and conditions of the BSD License \r |
7 | which accompanies this distribution. The full text of the license may be found at \r |
8 | http://opensource.org/licenses/bsd-license.php \r |
9 | \r |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r |
12 | \r |
13 | **/\r |
14 | \r |
15 | //\r |
16 | // Define the maximum debug and assert message length that this library supports \r |
17 | //\r |
18 | #define MAX_DEBUG_MESSAGE_LENGTH 0x100\r |
19 | \r |
20 | \r |
21 | /**\r |
22 | \r |
23 | Prints a debug message to the debug output device if the specified error level is enabled.\r |
24 | \r |
25 | If any bit in ErrorLevel is also set in PcdDebugPrintErrorLevel, then print \r |
26 | the message specified by Format and the associated variable argument list to \r |
27 | the debug output device.\r |
28 | \r |
29 | If Format is NULL, then ASSERT().\r |
30 | \r |
31 | @param ErrorLevel The error level of the debug message.\r |
32 | @param Format Format string for the debug message to print.\r |
33 | \r |
34 | **/\r |
35 | VOID\r |
36 | EFIAPI\r |
37 | DebugPrint (\r |
38 | IN UINTN ErrorLevel,\r |
39 | IN CHAR8 *Format,\r |
40 | ...\r |
41 | )\r |
42 | {\r |
43 | CHAR16 Buffer[MAX_DEBUG_MESSAGE_LENGTH];\r |
44 | VA_LIST Marker;\r |
45 | \r |
46 | //\r |
47 | // If Format is NULL, then ASSERT().\r |
48 | //\r |
49 | ASSERT (Format != NULL);\r |
50 | \r |
51 | //\r |
52 | // Check driver debug mask value and global mask\r |
53 | //\r |
54 | if ((ErrorLevel & PcdGet32(PcdDebugPrintErrorLevel)) == 0) {\r |
55 | return;\r |
56 | }\r |
57 | \r |
58 | //\r |
59 | // Convert the DEBUG() message to a Unicode String\r |
60 | //\r |
61 | VA_START (Marker, Format);\r |
62 | UnicodeVSPrintAsciiFormat (Buffer, sizeof (Buffer), Format, Marker);\r |
63 | VA_END (Marker);\r |
64 | \r |
65 | //\r |
66 | // Send the print string to the Standard Error device\r |
67 | //\r |
68 | if (gST->StdErr != NULL) {\r |
69 | gST->StdErr->OutputString (gST->StdErr, Buffer);\r |
70 | }\r |
71 | }\r |
72 | \r |
73 | \r |
74 | /**\r |
75 | \r |
76 | Prints an assert message containing a filename, line number, and description. \r |
77 | This may be followed by a breakpoint or a dead loop.\r |
78 | \r |
79 |