summaryrefslogtreecommitdiff
path: root/src/mainboard/asrock/imb-a180/PlatformGnbPcie.c
blob: 63fed83b66f6502991259d8f0fa8b446441e0c1a (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
/*
 * 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.
 */

#include "AGESA.h"
#include "amdlib.h"
#include "Ids.h"
#include "heapManager.h"
#include "Filecode.h"

#include <northbridge/amd/agesa/agesawrapper.h>

#define FILECODE PROC_GNB_PCIE_FAMILY_0X15_F15PCIECOMPLEXCONFIG_FILECODE

static const PCIe_PORT_DESCRIPTOR PortList [] = {
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 3, 3),
		PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 5,
				HotplugDisabled,
				PcieGenMaxSupported,
				PcieGenMaxSupported,
				AspmDisabled, 0x01, 0)
	},
	/* Initialize Port descriptor (PCIe port, Lanes 1, PCI Device Number 2, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 2, 2),
		PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 4,
				HotplugDisabled,
				PcieGenMaxSupported,
				PcieGenMaxSupported,
				AspmDisabled, 0x02, 0)
	},
	/* Initialize Port descriptor (PCIe port, Lanes 2, PCI Device Number 2, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 1, 1),
		PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 3,
				HotplugDisabled,
				PcieGenMaxSupported,
				PcieGenMaxSupported,
				AspmDisabled, 0x03, 0)
	},
	/* Initialize Port descriptor (PCIe port, Lanes 3, PCI Device Number 2, ...) */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 0, 0),
		PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 2,
				HotplugDisabled,
				PcieGenMaxSupported,
				PcieGenMaxSupported,
				AspmDisabled, 0x04, 0)
	},
	/* Initialize Port descriptor (PCIe port, Lanes 4-7, PCI Device Number 4, ...) */
	{
		DESCRIPTOR_TERMINATE_LIST,
		PCIE_ENGINE_DATA_INITIALIZER (PciePortEngine, 4, 7),
		PCIE_PORT_DATA_INITIALIZER_V2 (PortEnabled, ChannelTypeExt6db, 2, 1,
				HotplugDisabled,
				PcieGenMaxSupported,
				PcieGenMaxSupported,
				AspmDisabled, 0x05, 0)
	}
};

static const PCIe_DDI_DESCRIPTOR DdiList [] = {
	/* DP0 to HDMI0/DP */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 8, 11),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeHDMI, Aux1, Hdp1)
	},
	/* DP1 to FCH */
	{
		0,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 12, 15),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeHDMI, Aux2, Hdp2)
	},
	/* DP2 to HDMI1/DP */
	{
		DESCRIPTOR_TERMINATE_LIST,
		PCIE_ENGINE_DATA_INITIALIZER (PcieDdiEngine, 16, 19),
		PCIE_DDI_DATA_INITIALIZER (ConnectorTypeCrt, Aux3, Hdp3)
	},
};

static const PCIe_COMPLEX_DESCRIPTOR PcieComplex = {
	.Flags        = DESCRIPTOR_TERMINATE_LIST,
	.SocketId     = 0,
	.PciePortList = PortList,
	.DdiLinkList  = DdiList
};

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

static AGESA_STATUS OemInitEarly(AMD_EARLY_PARAMS * InitEarly)
{
	AGESA_STATUS            Status;
	PCIe_COMPLEX_DESCRIPTOR *PcieComplexListPtr;

	ALLOCATE_HEAP_PARAMS AllocHeapParams;

	/* GNB PCIe topology Porting */

	/*  */
	/* Allocate buffer for PCIe_COMPLEX_DESCRIPTOR , PCIe_PORT_DESCRIPTOR and PCIe_DDI_DESCRIPTOR */
	/*  */
	AllocHeapParams.RequestedBufferSize = sizeof(PcieComplex);

	AllocHeapParams.BufferHandle = AMD_MEM_MISC_HANDLES_START;
	AllocHeapParams.Persist = HEAP_LOCAL_CACHE;
	Status = HeapAllocateBuffer (&AllocHeapParams, &InitEarly->StdHeader);
	ASSERT(Status == AGESA_SUCCESS);

	PcieComplexListPtr  =  (PCIe_COMPLEX_DESCRIPTOR *) AllocHeapParams.BufferPtr;
	LibAmdMemCopy  (PcieComplexListPtr, &PcieComplex, sizeof(PcieComplex), &InitEarly->StdHeader);
	InitEarly->GnbConfig.PcieComplexList = PcieComplexListPtr;
	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,
};