summaryrefslogtreecommitdiff
path: root/BeagleBoardPkg/PciEmulation/PciEmulation.h
blob: c19cd8c551763f62ac78378239f34019b2d8c14c (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
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
/** @file

  Copyright (c) 2008-2009 Apple Inc. All rights reserved.<BR>

  All rights reserved. This program and the accompanying materials
  are licensed and made available under the terms and conditions of the BSD License
  which accompanies this distribution.  The full text of the license may be found at
  http://opensource.org/licenses/bsd-license.php

  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.

**/

#ifndef _PCI_ROOT_BRIDGE_H_
#define _PCI_ROOT_BRIDGE_H_

#include <PiDxe.h>

#include <TPS65950.h>

#include <Library/BaseLib.h>
#include <Library/BaseMemoryLib.h>
#include <Library/DebugLib.h>
#include <Library/DxeServicesTableLib.h>
#include <Library/IoLib.h>
#include <Library/MemoryAllocationLib.h>
#include <Library/PciLib.h>
#include <Library/UefiLib.h>
#include <Library/UefiBootServicesTableLib.h>
#include <Library/UncachedMemoryAllocationLib.h>

#include <Protocol/EmbeddedExternalDevice.h>
#include <Protocol/Cpu.h>
#include <Protocol/DevicePath.h>
#include <Protocol/PciIo.h>
#include <Protocol/PciRootBridgeIo.h>
#include <Protocol/PciHostBridgeResourceAllocation.h>

#include <IndustryStandard/Pci22.h>
#include <IndustryStandard/Acpi.h>

extern EFI_CPU_ARCH_PROTOCOL  *gCpu;

#define EFI_RESOURCE_NONEXISTENT  0xFFFFFFFFFFFFFFFFULL
#define EFI_RESOURCE_LESS         0xFFFFFFFFFFFFFFFEULL
#define EFI_RESOURCE_SATISFIED    0x0000000000000000ULL


typedef struct {
  ACPI_HID_DEVICE_PATH      AcpiDevicePath;
  EFI_DEVICE_PATH_PROTOCOL  EndDevicePath;
} EFI_PCI_ROOT_BRIDGE_DEVICE_PATH;


#define ACPI_CONFIG_IO    0
#define ACPI_CONFIG_MMIO  1
#define ACPI_CONFIG_BUS   2

typedef struct {
  EFI_ACPI_ADDRESS_SPACE_DESCRIPTOR Desc[3];
  EFI_ACPI_END_TAG_DESCRIPTOR       EndDesc;
} ACPI_CONFIG_INFO;


#define PCI_ROOT_BRIDGE_SIGNATURE SIGNATURE_32 ('P', 'c', 'i', 'F')

typedef struct {
  UINT32                                            Signature;
  EFI_HANDLE                                        Handle;
  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL                   Io;
  EFI_PCI_ROOT_BRIDGE_DEVICE_PATH                   DevicePath;
  
  UINT8   StartBus;
  UINT8   EndBus;
  UINT16  Type;
  UINT32  MemoryStart;
  UINT32  MemorySize;
  UINTN   IoOffset;
  UINT32  IoStart;
  UINT32  IoSize;
  UINT64  PciAttributes;  

  ACPI_CONFIG_INFO  *Config;

} PCI_ROOT_BRIDGE;


#define INSTANCE_FROM_PCI_ROOT_BRIDGE_IO_THIS(a) CR (a, PCI_ROOT_BRIDGE, Io, PCI_ROOT_BRIDGE_SIGNATURE)


typedef union {
  UINT8   volatile  *buf;
  UINT8   volatile  *ui8;
  UINT16  volatile  *ui16;
  UINT32  volatile  *ui32;
  UINT64  volatile  *ui64;
  UINTN   volatile  ui;
} PTR;


typedef struct {
  EFI_PHYSICAL_ADDRESS                      HostAddress;
  EFI_PHYSICAL_ADDRESS                      DeviceAddress;
  UINTN                                     NumberOfBytes;
  EFI_PCI_IO_PROTOCOL_OPERATION             Operation;
  
} MAP_INFO_INSTANCE;


typedef struct {
  EFI_PHYSICAL_ADDRESS                        HostAddress;
  EFI_PHYSICAL_ADDRESS                        DeviceAddress;
  UINTN                                       NumberOfBytes;
  EFI_PCI_IO_PROTOCOL_OPERATION               Operation;
} PCI_DMA_MAP;

EFI_STATUS
EFIAPI
PciRootBridgeIoPollMem ( 
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN  UINT64                                 Address,
  IN  UINT64                                 Mask,
  IN  UINT64                                 Value,
  IN  UINT64                                 Delay,
  OUT UINT64                                 *Result
  );
  
EFI_STATUS
EFIAPI
PciRootBridgeIoPollIo ( 
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN  UINT64                                 Address,
  IN  UINT64                                 Mask,
  IN  UINT64                                 Value,
  IN  UINT64                                 Delay,
  OUT UINT64                                 *Result
  );
  
EFI_STATUS
EFIAPI
PciRootBridgeIoMemRead (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 Address,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *Buffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoMemWrite (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 Address,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *Buffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoIoRead (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 UserAddress,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *UserBuffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoIoWrite (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 UserAddress,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *UserBuffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoCopyMem (
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN UINT64                                 DestAddress,
  IN UINT64                                 SrcAddress,
  IN UINTN                                  Count
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoPciRead (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 Address,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *Buffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoPciWrite (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL        *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN     UINT64                                 Address,
  IN     UINTN                                  Count,
  IN OUT VOID                                   *Buffer
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoMap (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL            *This,
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_OPERATION  Operation,
  IN     VOID                                       *HostAddress,
  IN OUT UINTN                                      *NumberOfBytes,
  OUT    EFI_PHYSICAL_ADDRESS                       *DeviceAddress,
  OUT    VOID                                       **Mapping
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoUnmap (
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  IN VOID                             *Mapping
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoAllocateBuffer (
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  IN  EFI_ALLOCATE_TYPE                Type,
  IN  EFI_MEMORY_TYPE                  MemoryType,
  IN  UINTN                            Pages,
  OUT VOID                             **HostAddress,
  IN  UINT64                           Attributes
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoFreeBuffer (
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  IN  UINTN                            Pages,
  OUT VOID                             *HostAddress
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoFlush (
  IN EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoGetAttributes (
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  OUT UINT64                           *Supported,
  OUT UINT64                           *Attributes
  );

EFI_STATUS
EFIAPI
PciRootBridgeIoSetAttributes (
  IN     EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  IN     UINT64                           Attributes,
  IN OUT UINT64                           *ResourceBase,
  IN OUT UINT64                           *ResourceLength 
  ); 

EFI_STATUS
EFIAPI
PciRootBridgeIoConfiguration (
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL  *This,
  OUT VOID                             **Resources
  );

//
// Private Function Prototypes
//
EFI_STATUS
EFIAPI
PciRootBridgeIoMemRW (
  IN  EFI_PCI_ROOT_BRIDGE_IO_PROTOCOL_WIDTH  Width,
  IN  UINTN                                  Count,
  IN  BOOLEAN                                InStrideFlag,
  IN  PTR                                    In,
  IN  BOOLEAN                                OutStrideFlag,
  OUT PTR                                    Out
  );

BOOLEAN
PciIoMemAddressValid (
  IN EFI_PCI_IO_PROTOCOL  *This,
  IN UINT64               Address
  );

EFI_STATUS
EmulatePciIoForEhci (
  INTN    MvPciIfMaxIf
  );

#endif