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1 | /** @file\r |
2 | \r | |
3 | Copyright (c) 2004 - 2014, Intel Corporation. All rights reserved.<BR>\r | |
4 | \r\r | |
5 | This program and the accompanying materials are licensed and made available under\r\r | |
6 | the terms and conditions of the BSD License that accompanies this distribution. \r\r | |
7 | The full text of the license may be found at \r\r | |
8 | http://opensource.org/licenses/bsd-license.php. \r\r | |
9 | \r\r | |
10 | THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS, \r\r | |
11 | WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED. \r\r | |
12 | \r\r | |
13 | \r | |
14 | Module Name:\r | |
15 | \r | |
16 | LpcIsaAcpi.c\r | |
17 | \r | |
18 | Abstract: IsaAcpi implementation\r | |
19 | \r | |
20 | \r | |
21 | \r | |
22 | --*/\r | |
23 | \r | |
24 | #include "LpcDriver.h"\r | |
25 | \r | |
26 | //\r | |
27 | // PS/2 Keyboard Controller\r | |
28 | //\r | |
29 | static EFI_ISA_ACPI_RESOURCE mLpcWpce791Ps2KeyboardDeviceResources[] = {\r | |
30 | {EfiIsaAcpiResourceIo, 0, 0x60, 0x64},\r | |
31 | {EfiIsaAcpiResourceInterrupt, 0, 1, 0},\r | |
32 | {EfiIsaAcpiResourceEndOfList, 0, 0, 0}\r | |
33 | };\r | |
34 | \r | |
35 | //\r | |
36 | // PS/2 Mouse Controller\r | |
37 | //\r | |
38 | static EFI_ISA_ACPI_RESOURCE mLpcWpce791Ps2MouseDeviceResources[] = {\r | |
39 | {EfiIsaAcpiResourceIo, 0, 0x60, 0x64},\r | |
40 | {EfiIsaAcpiResourceInterrupt, 0, 12, 0},\r | |
41 | {EfiIsaAcpiResourceEndOfList, 0, 0, 0}\r | |
42 | };\r | |
43 | \r | |
44 | //\r | |
45 | // COM\r | |
46 | //\r | |
47 | static EFI_ISA_ACPI_RESOURCE mLpcWpce791ComDeviceResources[] = {\r | |
48 | {EfiIsaAcpiResourceIo, 0, 0x3f8, 0x3ff},\r | |
49 | {EfiIsaAcpiResourceInterrupt, 0, 4, 0},\r | |
50 | {EfiIsaAcpiResourceEndOfList, 0, 0, 0}\r | |
51 | };\r | |
52 | \r | |
53 | //\r | |
54 | // Table of ISA Controllers\r | |
55 | //\r | |
56 | EFI_ISA_ACPI_RESOURCE_LIST mLpcWpce791DeviceList[] = {\r | |
57 | {{EISA_PNP_ID(0x303), 0}, mLpcWpce791Ps2KeyboardDeviceResources }, // PS/2 Keyboard Controller\r | |
58 | {{EISA_PNP_ID(0xF03), 0}, mLpcWpce791Ps2MouseDeviceResources }, // PS/2 Mouse Controller\r | |
59 | {{EISA_PNP_ID(0x501), 0}, mLpcWpce791ComDeviceResources }, // COM\r | |
60 | {{0, 0}, NULL } // End\r | |
61 | };\r | |
62 | \r | |
63 | static ICH_DMA_INIT mIchDmaInitTable [] = {\r | |
64 | //\r | |
65 | //Register OFFSET, Value\r | |
66 | //\r | |
67 | \r | |
68 | 0x0D8, 0x000, // Reset DMA Controller 2\r | |
69 | 0x0D0, 0x000, // Enable DMA controller 2\r | |
70 | 0x00C, 0x000, // Reset DMA Controller 1\r | |
71 | 0x008, 0x000, // Enable DMA controller 1\r | |
72 | \r | |
73 | //\r | |
74 | // Channel 4\r | |
75 | //\r | |
76 | 0x0D6, 0x0c0, // DMA contr. 2 Cascade mode, addr. increment, disable auto init.\r | |
77 | 0x0D2, 0x000, // Clear write request register\r | |
78 | 0x0d4, 0x000, // Enable DREQs for channel\r | |
79 | \r | |
80 | //\r | |
81 | // Channel 0\r | |
82 | //\r | |
83 | 0x00B, 0x040, // DMA contr. 1 single mode, addr. increment, disable auto init.\r | |
84 | 0x009, 0x000, // Clear write request register\r | |
85 | 0x00A, 0x000, // Enable DREQs for channel\r | |
86 | \r | |
87 | //\r | |
88 | // Channel 1\r | |
89 | //\r | |
90 | 0x00B, 0x041, // DMA contr. 1 single mode, addr. increment, disable auto init.\r | |
91 | 0x009, 0x001, // Clear write request register\r | |
92 | 0x00A, 0x001, // Enable DREQs for channel\r | |
93 | \r | |
94 | //\r | |
95 | // Channel 2\r | |
96 | //\r | |
97 | 0x00B, 0x042, // DMA contr. 1 single mode, addr. increment, disable auto init.\r | |
98 | 0x009, 0x002, // Clear write request register\r | |
99 | 0x00A, 0x002, // Enable DREQs for channel\r | |
100 | \r | |
101 | //\r | |
102 | // Channel 3\r | |
103 | //\r | |
104 | 0x00B, 0x043, // DMA contr. 1 single mode, addr. increment, disable auto init.\r | |
105 | 0x009, 0x003, // Clear write request register\r | |
106 | 0x00A, 0x003, // Enable DREQs for channel\r | |
107 | \r | |
108 | //\r | |
109 | // Channel 5\r | |
110 | //\r | |
111 | 0x0D6, 0x041, // DMA contr. 2 single mode, addr. increment, disable auto init.\r | |
112 | 0x0D2, 0x001, // Clear write request register\r | |
113 | 0x0D4, 0x001, // Enable DREQs for channel\r | |
114 | \r | |
115 | //\r | |
116 | // Channel 6\r | |
117 | //\r | |
118 | 0x0D6, 0x042, // DMA contr. 2 single mode, addr. increment, disable auto init.\r | |
119 | 0x0D2, 0x002, // Clear write request register\r | |
120 | 0x0D4, 0x002, // Enable DREQs for channel\r | |
121 | \r | |
122 | //\r | |
123 | // Channel 7\r | |
124 | //\r | |
125 | 0x0D6, 0x043, // DMA contr. 2 single mode, addr. increment, disable auto init.\r | |
126 | 0x0D2, 0x003, // Clear write request register\r | |
127 | 0x0D4, 0x003 // Enable DREQs for channel\r | |
128 | \r | |
129 | };\r | |
130 | \r | |
131 | //\r | |
132 | // ISA ACPI Protocol Functions\r | |
133 | //\r | |
134 | /**\r | |
135 | \r | |
136 | Enumerate the ISA devices on the ISA bus\r | |
137 | \r | |
138 | **/\r | |
139 | VOID\r | |
140 | IsaDeviceLookup (\r | |
141 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
142 | OUT EFI_ISA_ACPI_RESOURCE_LIST **IsaAcpiDevice,\r | |
143 | OUT EFI_ISA_ACPI_RESOURCE_LIST **NextIsaAcpiDevice\r | |
144 | )\r | |
145 | {\r | |
146 | UINTN Index;\r | |
147 | \r | |
148 | *IsaAcpiDevice = NULL;\r | |
149 | if (NextIsaAcpiDevice != NULL) {\r | |
150 | *NextIsaAcpiDevice = NULL;\r | |
151 | }\r | |
152 | if (Device == NULL) {\r | |
153 | Index = 0;\r | |
154 | } else {\r | |
155 | for(Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {\r | |
156 | if (Device->HID == mLpcWpce791DeviceList[Index].Device.HID &&\r | |
157 | Device->UID == mLpcWpce791DeviceList[Index].Device.UID ) {\r | |
158 | break;\r | |
159 | }\r | |
160 | }\r | |
161 | if (mLpcWpce791DeviceList[Index].Device.HID == 0) {\r | |
162 | return;\r | |
163 | }\r | |
164 | *IsaAcpiDevice = &(mLpcWpce791DeviceList[Index]);\r | |
165 | Index++;\r | |
166 | }\r | |
167 | if (NextIsaAcpiDevice != NULL && mLpcWpce791DeviceList[Index].Device.HID != 0){\r | |
168 | *NextIsaAcpiDevice = &(mLpcWpce791DeviceList[Index]);\r | |
169 | }\r | |
170 | }\r | |
171 | \r | |
172 | \r | |
173 | /**\r | |
174 | Enumerate the ISA devices on the ISA bus\r | |
175 | It is hard code now and future it will get from ACPI table\r | |
176 | \r | |
177 | **/\r | |
178 | EFI_STATUS\r | |
179 | EFIAPI\r | |
180 | IsaDeviceEnumerate (\r | |
181 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
182 | OUT EFI_ISA_ACPI_DEVICE_ID **Device\r | |
183 | )\r | |
184 | {\r | |
185 | EFI_ISA_ACPI_RESOURCE_LIST *IsaAcpiDevice;\r | |
186 | EFI_ISA_ACPI_RESOURCE_LIST *NextIsaAcpiDevice;\r | |
187 | \r | |
188 | IsaDeviceLookup (*Device, &IsaAcpiDevice, &NextIsaAcpiDevice);\r | |
189 | if (NextIsaAcpiDevice == NULL) {\r | |
190 | return EFI_NOT_FOUND;\r | |
191 | }\r | |
192 | *Device = &(NextIsaAcpiDevice->Device);\r | |
193 | return EFI_SUCCESS;\r | |
194 | }\r | |
195 | \r | |
196 | /**\r | |
197 | Set ISA device power use sio\r | |
198 | \r | |
199 | **/\r | |
200 | EFI_STATUS\r | |
201 | EFIAPI\r | |
202 | IsaDeviceSetPower (\r | |
203 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
204 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
205 | IN BOOLEAN OnOff\r | |
206 | )\r | |
207 | {\r | |
208 | return EFI_UNSUPPORTED;\r | |
209 | }\r | |
210 | \r | |
211 | \r | |
212 | /**\r | |
213 | Get current Resource of the specific ISA device\r | |
214 | It is hardcode now and future will get from ACPI table\r | |
215 | \r | |
216 | **/\r | |
217 | EFI_STATUS\r | |
218 | EFIAPI\r | |
219 | IsaGetCurrentResource (\r | |
220 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
221 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
222 | OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList\r | |
223 | )\r | |
224 | {\r | |
225 | IsaDeviceLookup (Device, ResourceList, NULL);\r | |
226 | if (*ResourceList == NULL || (*ResourceList)->ResourceItem == NULL) {\r | |
227 | return EFI_NOT_FOUND;\r | |
228 | }\r | |
229 | return EFI_SUCCESS;\r | |
230 | }\r | |
231 | \r | |
232 | EFI_STATUS\r | |
233 | EFIAPI\r | |
234 | IsaGetPossibleResource (\r | |
235 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
236 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
237 | OUT EFI_ISA_ACPI_RESOURCE_LIST **ResourceList\r | |
238 | )\r | |
239 | {\r | |
240 | //\r | |
241 | // Not supported yet\r | |
242 | //\r | |
243 | return EFI_UNSUPPORTED;\r | |
244 | }\r | |
245 | \r | |
246 | \r | |
247 | EFI_STATUS\r | |
248 | EFIAPI\r | |
249 | IsaSetResource (\r | |
250 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
251 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
252 | IN EFI_ISA_ACPI_RESOURCE_LIST *ResourceList\r | |
253 | )\r | |
254 | {\r | |
255 | return EFI_UNSUPPORTED;\r | |
256 | }\r | |
257 | \r | |
258 | EFI_STATUS\r | |
259 | EFIAPI\r | |
260 | IsaEnableDevice (\r | |
261 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
262 | IN EFI_ISA_ACPI_DEVICE_ID *Device,\r | |
263 | IN BOOLEAN Enable\r | |
264 | )\r | |
265 | {\r | |
266 | \r | |
267 | return EFI_UNSUPPORTED;\r | |
268 | }\r | |
269 | \r | |
270 | /**\r | |
271 | \r | |
272 | Clear out Resource List if device is set to disable by platform policy\r | |
273 | \r | |
274 | **/\r | |
275 | VOID\r | |
276 | EmptyResourceList (\r | |
277 | IN UINT32 DeviceHid\r | |
278 | )\r | |
279 | {\r | |
280 | UINT8 Index;\r | |
281 | for (Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {\r | |
282 | if (DeviceHid == mLpcWpce791DeviceList[Index].Device.HID) {\r | |
283 | mLpcWpce791DeviceList[Index].ResourceItem = NULL;\r | |
284 | }\r | |
285 | }\r | |
286 | return;\r | |
287 | }\r | |
288 | \r | |
289 | /**\r | |
290 | \r | |
291 | Clear out Resource List if device is set to disable by platform policy\r | |
292 | \r | |
293 | **/\r | |
294 | VOID\r | |
295 | EmptyResourceListHidUid (\r | |
296 | IN UINT32 DeviceHid,\r | |
297 | IN UINT32 DeviceUid\r | |
298 | )\r | |
299 | {\r | |
300 | UINT8 Index;\r | |
301 | for (Index = 0; mLpcWpce791DeviceList[Index].Device.HID != 0; Index++) {\r | |
302 | if ((DeviceHid == mLpcWpce791DeviceList[Index].Device.HID) &&\r | |
303 | (DeviceUid == mLpcWpce791DeviceList[Index].Device.UID)) {\r | |
304 | mLpcWpce791DeviceList[Index].ResourceItem = NULL;\r | |
305 | }\r | |
306 | }\r | |
307 | return;\r | |
308 | }\r | |
309 | \r | |
310 | EFI_STATUS\r | |
311 | EFIAPI\r | |
312 | IsaInitDevice (\r | |
313 | IN EFI_ISA_ACPI_PROTOCOL *This,\r | |
314 | IN EFI_ISA_ACPI_DEVICE_ID *Device\r | |
315 | )\r | |
316 | {\r | |
317 | EFI_WPCE791_POLICY_PROTOCOL *LpcWpce791Policy;\r | |
318 | EFI_STATUS Status;\r | |
319 | \r | |
320 | //\r | |
321 | // Disable configuration according to platform protocol\r | |
322 | //\r | |
323 | Status = gBS->LocateProtocol (\r | |
324 | &gEfiLpcWpce791PolicyProtocolGuid,\r | |
325 | NULL,\r | |
326 | (VOID **) &LpcWpce791Policy\r | |
327 | );\r | |
328 | if (!EFI_ERROR(Status)) {\r | |
329 | if (LpcWpce791Policy->DeviceEnables.Ps2Keyboard == EFI_WPCE791_PS2_KEYBOARD_DISABLE) {\r | |
330 | EmptyResourceList(EISA_PNP_ID(0x303));\r | |
331 | DisableLogicalDevice (SIO_KEYBOARD);\r | |
332 | EmptyResourceList(EISA_PNP_ID(0xF03));\r | |
333 | DisableLogicalDevice (SIO_KEYBOARD);\r | |
334 | }\r | |
335 | if (LpcWpce791Policy->DeviceEnables.Ps2Mouse == EFI_WPCE791_PS2_MOUSE_DISABLE) {\r | |
336 | EmptyResourceList(EISA_PNP_ID(0xF03));\r | |
337 | DisableLogicalDevice (SIO_MOUSE);\r | |
338 | }\r | |
339 | }\r | |
340 | \r | |
341 | return EFI_SUCCESS;\r | |
342 | }\r | |
343 | \r | |
344 | EFI_STATUS\r | |
345 | EFIAPI\r | |
346 | LpcInterfaceInit (\r | |
347 | IN EFI_ISA_ACPI_PROTOCOL *This\r | |
348 | )\r | |
349 | {\r | |
350 | EFI_PCI_IO_PROTOCOL *PciIo;\r | |
351 | UINTN Index;\r | |
352 | \r | |
353 | PciIo = (LPC_ISA_ACPI_FROM_THIS (This))->PciIo;\r | |
354 | \r | |
355 | //\r | |
356 | // DMA controller initialize\r | |
357 | //\r | |
358 | for (Index=0; Index < (sizeof(mIchDmaInitTable)/sizeof(ICH_DMA_INIT)); Index++) {\r | |
359 | PciIo->Io.Write (\r | |
360 | PciIo,\r | |
361 | EfiPciIoWidthUint8,\r | |
362 | EFI_PCI_IO_PASS_THROUGH_BAR,\r | |
363 | mIchDmaInitTable[Index].Register,\r | |
364 | 1,\r | |
365 | &mIchDmaInitTable[Index].Value\r | |
366 | );\r | |
367 | }\r | |
368 | \r | |
369 | return EFI_SUCCESS;\r | |
370 | }\r | |
371 | \r |