projects / mirror_edk2.git / blame
| Commit | Line | Data |
|---|---|---|
| 3cbfba02 DW |
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 | \r | |
| 17 | PlatformSsaInitPeim.c\r | |
| 18 | \r | |
| 19 | Abstract:\r | |
| 20 | \r | |
| 21 | \r | |
| 22 | --*/\r | |
| 23 | \r | |
| 24 | #include "PlatformEarlyInit.h"\r | |
| 25 | \r | |
| 26 | /**\r | |
| 27 | Perform SSA related platform initialization.\r | |
| 28 | \r | |
| 29 | **/\r | |
| 30 | VOID\r | |
| 31 | PlatformSsaInit (\r | |
| 32 | IN SYSTEM_CONFIGURATION *SystemConfiguration,\r | |
| 33 | IN CONST EFI_PEI_SERVICES **PeiServices\r | |
| 34 | )\r | |
| 35 | {\r | |
| 36 | \r | |
| 37 | DEBUG ((EFI_D_ERROR, "PlatformSsaInit() - Start\n"));\r | |
| 38 | DEBUG ((EFI_D_ERROR, "PlatformSsaInit() - SystemConfiguration->ISPDevSel 0x%x\n",SystemConfiguration->ISPDevSel));\r | |
| 39 | if(SystemConfiguration->ISPDevSel == 0x02)\r | |
| 40 | {\r | |
| 41 | //\r | |
| 42 | // Device 3 Interrupt Route\r | |
| 43 | //\r | |
| 44 | MmioWrite16 (\r | |
| 45 | (ILB_BASE_ADDRESS + R_PCH_ILB_D3IR),\r | |
| 46 | V_PCH_ILB_DXXIR_IAR_PIRQH // For IUNIT\r | |
| 47 | );\r | |
| 48 | MmioRead16(ILB_BASE_ADDRESS + R_PCH_ILB_D3IR); // Read Posted Writes Register\r | |
| 49 | DEBUG ((EFI_D_ERROR, "PlatformSsaInit() - Device 3 Interrupt Route Done\n"));\r | |
| 50 | }\r | |
| 51 | \r | |
| 52 | //\r | |
| 53 | // Device 2 Interrupt Route\r | |
| 54 | //\r | |
| 55 | MmioWrite16 (\r | |
| 56 | (ILB_BASE_ADDRESS + R_PCH_ILB_D2IR),\r | |
| 57 | V_PCH_ILB_DXXIR_IAR_PIRQA // For IGD\r | |
| 58 | );\r | |
| 59 | MmioRead16(ILB_BASE_ADDRESS + R_PCH_ILB_D2IR); // Read Posted Writes Register\r | |
| 60 | DEBUG ((EFI_D_ERROR, "PlatformSsaInit() - Device 2 Interrupt Route Done\n"));\r | |
| 61 | \r | |
| 62 | return;\r | |
| 63 | }\r |