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
|
/* $NoKeywords:$ */
/**
* @file
*
* Initialize GFX configuration data structure.
*
*
*
* @xrefitem bom "File Content Label" "Release Content"
* @e project: AGESA
* @e sub-project: GNB
* @e \$Revision: 50010 $ @e \$Date: 2011-03-31 18:07:03 +0800 (Thu, 31 Mar 2011) $
*
*/
/*
*****************************************************************************
*
* Copyright (c) 2011, Advanced Micro Devices, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions are met:
* * Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* * Neither the name of Advanced Micro Devices, Inc. nor the names of
* its contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND
* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
* WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY
* DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
* (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
* ***************************************************************************
*
*/
/*----------------------------------------------------------------------------------------
* M O D U L E S U S E D
*----------------------------------------------------------------------------------------
*/
#include "AGESA.h"
#include "amdlib.h"
#include "Ids.h"
#include "heapManager.h"
#include "Gnb.h"
#include "GnbGfx.h"
#include "GnbCommonLib.h"
#include "GfxStrapsInit.h"
#include "OptionGnb.h"
#include "GfxConfigData.h"
#include "Filecode.h"
#define FILECODE PROC_GNB_GFX_GFXCONFIGDATA_FILECODE
/*----------------------------------------------------------------------------------------
* D E F I N I T I O N S A N D M A C R O S
*----------------------------------------------------------------------------------------
*/
extern BUILD_OPT_CFG UserOptions;
extern GNB_BUILD_OPTIONS GnbBuildOptions;
/*----------------------------------------------------------------------------------------
* T Y P E D E F S A N D S T R U C T U R E S
*----------------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------------------
* P R O T O T Y P E S O F L O C A L F U N C T I O N S
*----------------------------------------------------------------------------------------
*/
/*----------------------------------------------------------------------------------------*/
/**
* Enable GMM Access
*
*
*
* @param[in,out] Gfx Pointer to GFX configuration
* @retval AGESA_STATUS
*/
AGESA_STATUS
GfxEnableGmmAccess (
IN OUT GFX_PLATFORM_CONFIG *Gfx
)
{
UINT32 Value;
if (!GnbLibPciIsDevicePresent (Gfx->GfxPciAddress.AddressValue, GnbLibGetHeader (Gfx))) {
IDS_ERROR_TRAP;
return AGESA_ERROR;
}
// Check if base address for GMM allocated
GnbLibPciRead (Gfx->GfxPciAddress.AddressValue | 0x18, AccessWidth32, &Gfx->GmmBase, GnbLibGetHeader (Gfx));
if (Gfx->GmmBase == 0) {
IDS_ERROR_TRAP;
return AGESA_ERROR;
}
// Check if base address for FB allocated
GnbLibPciRead (Gfx->GfxPciAddress.AddressValue | 0x10, AccessWidth32, &Value, GnbLibGetHeader (Gfx));
if ((Value & 0xfffffff0) == 0) {
IDS_ERROR_TRAP;
return AGESA_ERROR;
}
//Push CPU MMIO pci config to S3 script
GnbLibS3SaveConfigSpace (MAKE_SBDFO (0, 0, 0x18, 1, 0), 0xBC, 0x80, AccessS3SaveWidth32, GnbLibGetHeader (Gfx));
// Turn on memory decoding on APC to enable access to GMM register space
if (Gfx->GfxControllerMode == GfxControllerLegacyBridgeMode) {
GnbLibPciRMW (MAKE_SBDFO (0, 0, 1, 0, 0x4), AccessWidth32, 0xffffffff, BIT1 | BIT2, GnbLibGetHeader (Gfx));
//Push APC pci config to S3 script
GnbLibS3SaveConfigSpace (MAKE_SBDFO (0, 0, 1, 0, 0), 0x2C, 0x18, AccessS3SaveWidth32, GnbLibGetHeader (Gfx));
GnbLibS3SaveConfigSpace (MAKE_SBDFO (0, 0, 1, 0, 0), 0x4, 0x4, AccessS3SaveWidth16, GnbLibGetHeader (Gfx));
}
// Turn on memory decoding on GFX to enable access to GMM register space
GnbLibPciRMW (Gfx->GfxPciAddress.AddressValue | 0x4, AccessWidth32, 0xffffffff, BIT1 | BIT2, GnbLibGetHeader (Gfx));
//Push iGPU pci config to S3 script
GnbLibS3SaveConfigSpace (Gfx->GfxPciAddress.AddressValue, 0x24, 0x10, AccessS3SaveWidth32, GnbLibGetHeader (Gfx));
GnbLibS3SaveConfigSpace (Gfx->GfxPciAddress.AddressValue, 0x04, 0x04, AccessS3SaveWidth16, GnbLibGetHeader (Gfx));
return AGESA_SUCCESS;
}
|
