1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
|
//*****************************************************************//
//*****************************************************************//
//*****************************************************************//
//** **//
//** (C)Copyright 2010, American Megatrends, Inc. **//
//** **//
//** All Rights Reserved. **//
//** **//
//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **//
//** **//
//** Phone (770)-246-8600 **//
//** **//
//*****************************************************************//
//*****************************************************************//
//*****************************************************************//
// $Archive: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/BootOnly/screen.c $
//
// $Author: Arunsb $
//
// $Revision: 7 $
//
// $Date: 4/18/13 6:16a $
//
//*****************************************************************//
//*****************************************************************//
// Revision History
// ----------------
// $Log: /Alaska/SOURCE/Modules/AMITSE2_0/AMITSE/BootOnly/screen.c $
//
// 7 4/18/13 6:16a Arunsb
// [TAG] EIP113081
// [Category] Bug Fix
// [Severity] Normal
// [Symptom] Post message displays twice
// [RootCause] Buffer not cleared after displaying post message
// [Solution] Buffer cleared properly. Save and restored the post
// graphics screen properly.
// [Files] protocol.c, screen.c and string.c
//
// 6 10/18/12 5:59a Arunsb
// Updated for 2.16.1235 QA submission
//
// 10 10/10/12 12:36p Arunsb
// Synched the source for v2.16.1232, backup with Aptio
//
// 5 9/16/10 8:38p Madhans
// Update for TSE 2.10. Refer Changelog.log for more details.
//
// 7 6/22/10 5:32a Mallikarjunanv
// EIP:39102 - Updated Restore screen to restore complete screen
//
// 6 4/07/10 6:24p Madhans
// post screen Sroll area support. TSE_POSTSCREEN_SCROLL_AREA SDL
// configures the area.
//
// 5 2/19/10 8:14a Mallikarjunanv
// updated year in copyright message
//
// 4 2/04/10 11:22p Madhans
// To remove conout dependance
//
// 3 6/23/09 6:56p Blaines
// Coding standard update,
// Remove spaces from file header to allow proper chm function list
// creation.
//
// 2 6/12/09 7:41p Presannar
// Initial implementation of coding standards
//
// 1 6/04/09 8:05p Madhans
//
// 1 4/28/09 11:13p Madhans
// Tse 2.0 Code complete Checkin.
//
// 3 4/28/09 9:39p Madhans
// Tse 2.0 Code complete Checkin.
//
// 2 1/30/09 6:06p Madhans
// Function headers added.
//
// 1 12/18/08 7:58p Madhans
// Intial version of TSE Lite sources
//*****************************************************************//
//*****************************************************************//
//<AMI_FHDR_START>
//----------------------------------------------------------------------------
//
// Name: screen.c
//
// Description: This file contains code for screen operations.
//
//----------------------------------------------------------------------------
//<AMI_FHDR_END>
#include "minisetup.h"
VOID MouseStop(VOID);
VOID MouseRefresh(VOID);
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: ClearScreenWithoutFlush
//
// Description: function to clear screen without flushing.
//
// Input: UINT8 Attrib
//
// Output: void
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID ClearScreenWithoutFlush( UINT8 Attrib )
{
gActiveBuffer->ScreenTag = ACTIVE_SCREEN_TAG;
MemSet( gActiveBuffer->Attribs, sizeof(gActiveBuffer->Attribs), Attrib );
MemFillUINT16Buffer( gActiveBuffer->Chars, MAX_DIMENSIONS, (UINT16)L' ' );
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: ClearLinesWithoutFlush
//
// Description: function to clear lines without flushing.
//
// Input: UINT8 LineStart, UINT8 NumLines, UINT8 Attrib
//
// Output: void
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID ClearLinesWithoutFlush( UINT8 LineStart, UINT8 NumLines, UINT8 Attrib )
{
gActiveBuffer->ScreenTag = ACTIVE_SCREEN_TAG;
MemSet(&( gActiveBuffer->Attribs[LineStart*gMaxCols]), NumLines*gMaxCols /*sizeof(gActiveBuffer->Attribs)*/, Attrib );
MemFillUINT16Buffer( &(gActiveBuffer->Chars[LineStart*gMaxCols]), NumLines*gMaxCols/*MAX_ROWS * MAX_COLS*/, (UINT16)L' ' );
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: ClearScreen
//
// Description: function to clear the screen.
//
// Input: UINT8 Attrib
//
// Output: void
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID ClearScreen( UINT8 Attrib )
{
ClearScreenWithoutFlush( Attrib );
if(gST->ConOut!=NULL)
{
gST->ConOut->EnableCursor( gST->ConOut, FALSE );
gST->ConOut->SetAttribute( gST->ConOut, Attrib );
gST->ConOut->ClearScreen( gST->ConOut);
}
FlushLines( 0, gMaxRows - 1 );
}
EFI_UGA_PIXEL *gPostscreenwithlogo;
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: SaveScreen
//
// Description: function to get the backup of the screen.
//
// Input: void
//
// Output: void
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID *SaveScreen( VOID )
{
SCREEN_BUFFER *Buffer;
Buffer = EfiLibAllocatePool( sizeof(SCREEN_BUFFER) );
if ( Buffer != NULL )
{
MemCopy( Buffer, gActiveBuffer, sizeof(SCREEN_BUFFER) );
Buffer->ScreenTag = SAVE_SCREEN_TAG;
}
return (VOID *)Buffer;
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: RestoreScreen
//
// Description: function to restore the screen from the saved screen buffer.
//
// Input: VOID *ScreenBuffer
//
// Output: void
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID RestoreScreen( VOID *ScreenBuffer )
{
SCREEN_BUFFER *Buffer = (SCREEN_BUFFER *)ScreenBuffer;
MouseStop();
if ( ( Buffer == NULL ) || ( Buffer->ScreenTag != SAVE_SCREEN_TAG ) )
return;
///Clear Original data in the buffers before restoring with saved screen buffer.
MemSet(gActiveBuffer, sizeof(SCREEN_BUFFER), 0);
MemSet(gFlushBuffer, sizeof(SCREEN_BUFFER), 0);
MemCopy( gActiveBuffer, Buffer, sizeof(SCREEN_BUFFER) );
gActiveBuffer->ScreenTag = ACTIVE_SCREEN_TAG;
FlushLines( 0, gMaxRows - 1 );
DoRealFlushLines();
MemFreePointer( (VOID **)&Buffer );
MouseRefresh();
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: SaveGraphicsScreen
//
// Description: Saves post graphics screen
//
// Input: VOID
//
// Output: VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID SaveGraphicsScreen(VOID)
{
UINTN HorizontalResolution = 0;
UINTN VerticalResolution = 0;
GetScreenResolution(&HorizontalResolution, &VerticalResolution);
gPostscreenwithlogo = EfiLibAllocateZeroPool( HorizontalResolution * VerticalResolution * sizeof(EFI_UGA_PIXEL));
if (NULL == gPostscreenwithlogo)
{
return;
}
MouseStop();
#if SETUP_USE_GRAPHICS_OUTPUT_PROTOCOL
if ( gGOP)
gGOP->Blt (
gGOP,
gPostscreenwithlogo,
EfiBltVideoToBltBuffer,
(UINTN)0, (UINTN)0,
(UINTN)0, (UINTN)0,
HorizontalResolution, VerticalResolution,
0
);
#else
if ( gUgaDraw)
gUgaDraw->Blt (
gUgaDraw,
gPostscreenwithlogo,
EfiUgaVideoToBltBuffer,
(UINTN)0, (UINTN)0,
(UINTN)0, (UINTN)0,
HorizontalResolution, VerticalResolution,
0
);
#endif
MouseRefresh();
}
//<AMI_PHDR_START>
//----------------------------------------------------------------------------
// Procedure: RestoreGraphicsScreen
//
// Description: Restores the saved post graphics screen
//
// Input: VOID
//
// Output: VOID
//
//----------------------------------------------------------------------------
//<AMI_PHDR_END>
VOID RestoreGraphicsScreen (VOID)
{
if( gPostscreenwithlogo != NULL )
{
UINTN HorizontalResolution = 0;
UINTN VerticalResolution = 0;
GetScreenResolution(&HorizontalResolution, &VerticalResolution);
MouseStop();
#if SETUP_USE_GRAPHICS_OUTPUT_PROTOCOL
if ( gGOP)
gGOP->Blt (
gGOP,
gPostscreenwithlogo,
EfiBltBufferToVideo,
(UINTN)0, (UINTN)0,
(UINTN)0, (UINTN)0,
HorizontalResolution, VerticalResolution,
0
);
#else
if ( gUgaDraw)
gUgaDraw->Blt (
gUgaDraw,
gPostscreenwithlogo,
EfiUgaBltBufferToVideo,
(UINTN)0, (UINTN)0,
(UINTN)0, (UINTN)0,
HorizontalResolution, VerticalResolution,
0
);
#endif
MouseRefresh();
MemFreePointer( (VOID **)&gPostscreenwithlogo );
}
}
//**********************************************************************
//**********************************************************************
//** **
//** (C)Copyright 1985-2010, American Megatrends, Inc. **
//** **
//** All Rights Reserved. **
//** **
//** 5555 Oakbrook Pkwy, Building 200,Norcross, Georgia 30093 **
//** **
//** Phone: (770)-246-8600 **
//** **
//**********************************************************************
//**********************************************************************
|
