summaryrefslogtreecommitdiff
path: root/src/mainboard/asus/f2a85-m/PlatformGnbPcie.c
blob: f837925473448213cfeb142395f4c1dd41fc0e8d (plain)
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
/*
 * This file is part of the coreboot project.
 *
 * Copyright (C) 2012 Advanced Micro Devices, Inc.
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; version 2 of the License.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with this program; if not, write to the Free Software
 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
 */

#include "Porting.h"
#include "AGESA.h"
#include "amdlib.h"

#include <northbridge/amd/agesa/agesawrapper.h>
#include <vendorcode/amd/agesa/f15tn/Proc/CPU/heapManager.h>

#define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE

/*
 * Lane ID Mapping (from Fam15h BKDG: Table 45: Lane Id Mapping)
 *
 * Lane Id
 * 0 P_UMI_[T,R]X[P,N]0 - southbridge link, connect via dev 8
 * 1 P_UMI_[T,R]X[P,N]1 - southbridge link, connect via dev 8
 * 2 P_UMI_[T,R]X[P,N]2 - southbridge link, connect via dev 8
 * 3 P_UMI_[T,R]X[P,N]3 - southbridge link, connect via dev 8
 * 4 P_GPP_[T,R]X[P,N]0 - may connect to PCI dev 4 - 7
 * 5 P_GPP_[T,R]X[P,N]1 - may connect to PCI dev 4 - 7
 * 6 P_GPP_[T,R]X[P,N]2 - may connect to PCI dev 4 - 7
 * 7 P_GPP_[T,R]X[P,N]3 - may connect to PCI dev 4 - 7
 * 8 P_GFX_[T,R]X[P,N]0 - may be used to form GFX slot or DDI
 * 9 P_GFX_[T,R]X[P,N]1 - may be used to form GFX slot or DDI
 * 10 P_GFX_[T,R]X[P,N]2 - may be used to form GFX slot or DDI
 * 11 P_GFX_[T,R]X[P,N]3 - may be used to form GFX slot or DDI
 * 12 P_GFX_[T,R]X[P,N]4 - may be used to form GFX slot or DDI
 * 13 P_GFX_[T,R]X[P,N]5 - may be used to form GFX slot or DDI
 * 14 P_GFX_[T,R]X[P,N]6 - may be used to form GFX slot or DDI
 * 15 P_GFX_[T,R]X[P,N]7 - may be used to form GFX slot or DDI
 * 16 P_GFX_[T,R]X[P,N]8 - may be used to form GFX slot or DDI
 * 17 P_GFX_[T,R]X[P,N]9 - may be used to form GFX slot or DDI
 * 18 P_GFX_[T,R]X[P,N]10 - may be used to form GFX slot or DDI
 * 19 P_GFX_[T,R]X[P,N]11 - may be used to form GFX slot or DDI
 * 20 P_GFX_[T,R]X[P,N]12 - may be used to form GFX slot or DDI
 * 21 P_GFX_[T,R]X[P,N]13 - may be used to form GFX slot or DDI
 * 22 P_GFX_[T,R]X[P,N]14 - may be used to form GFX slot or DDI
 * 23 P_GFX_[T,R]X[P,N]15 - may be used to form GFX slot or DDI
 * 24 DP0_TX[P,N]0 - rest is just for DDI (graphics outputs)
 * 25 DP0_TX[P,N]1
 * 26 DP0_TX[P,N]2
 * 27 DP0_TX[P,N]3
 * 28 DP1_TX[P,N]0
 * 29 DP1_TX[P,N]1
 * 30 DP1_TX[P,N]2
 * 31 DP1_TX[P,N]3
 * 32 DP2_TX[P,N]0
 * 33 DP2_TX[P,N]1
 * 34 DP2_TX[P,N]2
 * 35 DP2_TX[P,N]3
 * 36 DP2_TX[P,N]4
 * 37 DP2_TX[P,N]5
 * 38 DP2_TX[P,N]6
 */

static const PCIe_PORT_DESCRIPTOR PortList [] = {
	/* PCIe port, Lanes 8:23, PCI Device Number 2, blue x16 slot */
	{
		0, /* Descriptor flags */
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 8, 23),
		PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 2, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
	},
	/* PCIe port, Lanes 4:7, PCI Device Number 4, black x16 slot (in fact x4) */
	{
		0, /* Descriptor flags */
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 7),
		PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 4, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 1)
	},
	/* PCIe port, Lanes 0:3, UMI link to SB, PCI Device Number 8 */
	{
		DESCRIPTOR_TERMINATE_LIST, /* Descriptor flags  !!!IMPORTANT!!! Terminate last element of array */
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 3),
		PCIE_PORT_DATA_INITIALIZER (PortEnabled, ChannelTypeExt6db, 8, HotplugDisabled, PcieGenMaxSupported, PcieGenMaxSupported, AspmDisabled, 0)
	},
};

/*
 * It is not known, if the setup is complete.
 *
 * Tested and works: VGA/DVI
 * Untested: HDMI
 */
static const PCIe_DDI_DESCRIPTOR DdiList [] = {
	// DP0 to HDMI0/DP
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 24, 27),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeHDMI, Aux1, Hdp1)
	},
	// DP1 to FCH
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 28, 31),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeNutmegDpToVga, Aux2, Hdp2)
	},
	// DP2 to HDMI1/DP
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 32, 35),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeHDMI, Aux3, Hdp3)
	},
};

static const PCIe_COMPLEX_DESCRIPTOR Trinity = {
        DESCRIPTOR_TERMINATE_LIST,
        0,
        &PortList[0],
        &DdiList[0]
};

/*---------------------------------------------------------------------------------------*/
/**
 *  OemCustomizeInitEarly
 *
 *  Description:
 *    This stub function will call the host environment through the binary block
 *    interface (call-out port) to provide a user hook opportunity
 *
 *  Parameters:
 *    @param[in]      **PeiServices
 *    @param[in]      *InitEarly
 *
 *    @retval         VOID
 *
 **/
/*---------------------------------------------------------------------------------------*/

static AGESA_STATUS OemInitEarly(AMD_EARLY_PARAMS * InitEarly)
{
	AGESA_STATUS         Status;
	VOID                 *TrinityPcieComplexListPtr;
	VOID                 *TrinityPciePortPtr;
	VOID                 *TrinityPcieDdiPtr;

	ALLOCATE_HEAP_PARAMS AllocHeapParams;

	// GNB PCIe topology Porting

	//
	// Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR
	//
	AllocHeapParams.RequestedBufferSize = sizeof(Trinity) + sizeof(PortList) + sizeof(DdiList);
	AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START;
	AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
	Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader);
	ASSERT(Status == AGESA_SUCCESS);

	TrinityPcieComplexListPtr  =  (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;

	AllocHeapParams.BufferPtr += sizeof(Trinity);
	TrinityPciePortPtr         =  (PCIe_PORT_DESCRIPTOR *)AllocHeapParams.BufferPtr;

	AllocHeapParams.BufferPtr += sizeof(PortList);
	TrinityPcieDdiPtr          =  (PCIe_DDI_DESCRIPTOR *) AllocHeapParams.BufferPtr;

	LibAmdMemFill (TrinityPcieComplexListPtr,
		       0,
		       sizeof(Trinity),
		       &InitEarly->StdHeader);

	LibAmdMemFill (TrinityPciePortPtr,
		       0,
		       sizeof(PortList),
		       &InitEarly->StdHeader);

	LibAmdMemFill (TrinityPcieDdiPtr,
		       0,
		       sizeof(DdiList),
		       &InitEarly->StdHeader);

	LibAmdMemCopy  (TrinityPcieComplexListPtr, &Trinity, sizeof(Trinity), &InitEarly->StdHeader);
	LibAmdMemCopy  (TrinityPciePortPtr, &PortList[0], sizeof(PortList), &InitEarly->StdHeader);
	LibAmdMemCopy  (TrinityPcieDdiPtr, &DdiList[0], sizeof(DdiList), &InitEarly->StdHeader);

	((PCIe_COMPLEX_DESCRIPTOR*)TrinityPcieComplexListPtr)->PciePortList =  (PCIe_PORT_DESCRIPTOR*)TrinityPciePortPtr;
	((PCIe_COMPLEX_DESCRIPTOR*)TrinityPcieComplexListPtr)->DdiLinkList  =  (PCIe_DDI_DESCRIPTOR*)TrinityPcieDdiPtr;

	InitEarly->GnbConfig.PcieComplexList = TrinityPcieComplexListPtr;
	return AGESA_SUCCESS;
}

static AGESA_STATUS OemInitMid(AMD_MID_PARAMS * InitMid)
{
	/* 0 iGpuVgaAdapter, 1 iGpuVgaNonAdapter; */
	InitMid->GnbMidConfiguration.iGpuVgaMode = 0;
	return AGESA_SUCCESS;
}

const struct OEM_HOOK OemCustomize = {
	.InitEarly = OemInitEarly,
	.InitMid = OemInitMid,
};