CorebootModulePkg/CbSupportDxe: Remove duplicated IO Space addition
[mirror_edk2.git] / CorebootModulePkg / CbSupportDxe / CbSupportDxe.c
1 /** @file
2 This driver will report some MMIO/IO resources to dxe core, extract smbios and acpi
3 tables from coreboot and install.
4
5 Copyright (c) 2014, Intel Corporation. All rights reserved.<BR>
6 This program and the accompanying materials
7 are licensed and made available under the terms and conditions of the BSD License
8 which accompanies this distribution. The full text of the license may be found at
9 http://opensource.org/licenses/bsd-license.php.
10
11 THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,
12 WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
13
14 **/
15 #include "CbSupportDxe.h"
16
17 UINTN mPmCtrlReg = 0;
18 /**
19 Reserve MMIO/IO resource in GCD
20
21 @param IsMMIO Flag of whether it is mmio resource or io resource.
22 @param GcdType Type of the space.
23 @param BaseAddress Base address of the space.
24 @param Length Length of the space.
25 @param Alignment Align with 2^Alignment
26 @param ImageHandle Handle for the image of this driver.
27
28 @retval EFI_SUCCESS Reserve successful
29 **/
30 EFI_STATUS
31 CbReserveResourceInGcd (
32 IN BOOLEAN IsMMIO,
33 IN UINTN GcdType,
34 IN EFI_PHYSICAL_ADDRESS BaseAddress,
35 IN UINT64 Length,
36 IN UINTN Alignment,
37 IN EFI_HANDLE ImageHandle
38 )
39 {
40 EFI_STATUS Status;
41
42 if (IsMMIO) {
43 Status = gDS->AddMemorySpace (
44 GcdType,
45 BaseAddress,
46 Length,
47 EFI_MEMORY_UC
48 );
49 if (EFI_ERROR (Status)) {
50 DEBUG ((
51 EFI_D_ERROR,
52 "Failed to add memory space :0x%lx 0x%lx\n",
53 BaseAddress,
54 Length
55 ));
56 }
57 ASSERT_EFI_ERROR (Status);
58 Status = gDS->AllocateMemorySpace (
59 EfiGcdAllocateAddress,
60 GcdType,
61 Alignment,
62 Length,
63 &BaseAddress,
64 ImageHandle,
65 NULL
66 );
67 ASSERT_EFI_ERROR (Status);
68 } else {
69 Status = gDS->AddIoSpace (
70 GcdType,
71 BaseAddress,
72 Length
73 );
74 ASSERT_EFI_ERROR (Status);
75 Status = gDS->AllocateIoSpace (
76 EfiGcdAllocateAddress,
77 GcdType,
78 Alignment,
79 Length,
80 &BaseAddress,
81 ImageHandle,
82 NULL
83 );
84 ASSERT_EFI_ERROR (Status);
85 }
86 return Status;
87 }
88
89 /**
90 Notification function of EVT_GROUP_READY_TO_BOOT event group.
91
92 This is a notification function registered on EVT_GROUP_READY_TO_BOOT event group.
93 When the Boot Manager is about to load and execute a boot option, it reclaims variable
94 storage if free size is below the threshold.
95
96 @param Event Event whose notification function is being invoked.
97 @param Context Pointer to the notification function's context.
98
99 **/
100 VOID
101 EFIAPI
102 OnReadyToBoot (
103 IN EFI_EVENT Event,
104 IN VOID *Context
105 )
106 {
107 //
108 // Enable SCI
109 //
110 IoOr16 (mPmCtrlReg, BIT0);
111
112 DEBUG ((EFI_D_ERROR, "Enable SCI bit at 0x%lx before boot\n", (UINT64)mPmCtrlReg));
113 }
114
115 /**
116 Main entry for the Coreboot Support DXE module.
117
118 @param[in] ImageHandle The firmware allocated handle for the EFI image.
119 @param[in] SystemTable A pointer to the EFI System Table.
120
121 @retval EFI_SUCCESS The entry point is executed successfully.
122 @retval other Some error occurs when executing this entry point.
123
124 **/
125 EFI_STATUS
126 EFIAPI
127 CbDxeEntryPoint (
128 IN EFI_HANDLE ImageHandle,
129 IN EFI_SYSTEM_TABLE *SystemTable
130 )
131 {
132 EFI_STATUS Status;
133 EFI_EVENT ReadyToBootEvent;
134 EFI_HOB_GUID_TYPE *GuidHob;
135 SYSTEM_TABLE_INFO *pSystemTableInfo;
136 ACPI_BOARD_INFO *pAcpiBoardInfo;
137 FRAME_BUFFER_INFO *FbInfo;
138
139 Status = EFI_SUCCESS;
140 //
141 // Report MMIO/IO Resources
142 //
143 Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFEC00000, SIZE_4KB, 0, SystemTable); // IOAPIC
144 ASSERT_EFI_ERROR (Status);
145
146 Status = CbReserveResourceInGcd (TRUE, EfiGcdMemoryTypeMemoryMappedIo, 0xFED00000, SIZE_1KB, 0, SystemTable); // HPET
147 ASSERT_EFI_ERROR (Status);
148
149 //
150 // Find the system table information guid hob
151 //
152 GuidHob = GetFirstGuidHob (&gUefiSystemTableInfoGuid);
153 ASSERT (GuidHob != NULL);
154 pSystemTableInfo = (SYSTEM_TABLE_INFO *)GET_GUID_HOB_DATA (GuidHob);
155
156 //
157 // Install Acpi Table
158 //
159 if (pSystemTableInfo->AcpiTableBase != 0 && pSystemTableInfo->AcpiTableSize != 0) {
160 DEBUG ((EFI_D_ERROR, "Install Acpi Table at 0x%lx, length 0x%x\n", pSystemTableInfo->AcpiTableBase, pSystemTableInfo->AcpiTableSize));
161 Status = gBS->InstallConfigurationTable (&gEfiAcpiTableGuid, (VOID *)(UINTN)pSystemTableInfo->AcpiTableBase);
162 ASSERT_EFI_ERROR (Status);
163 }
164
165 //
166 // Install Smbios Table
167 //
168 if (pSystemTableInfo->SmbiosTableBase != 0 && pSystemTableInfo->SmbiosTableSize != 0) {
169 DEBUG ((EFI_D_ERROR, "Install Smbios Table at 0x%lx, length 0x%x\n", pSystemTableInfo->SmbiosTableBase, pSystemTableInfo->SmbiosTableSize));
170 Status = gBS->InstallConfigurationTable (&gEfiSmbiosTableGuid, (VOID *)(UINTN)pSystemTableInfo->SmbiosTableBase);
171 ASSERT_EFI_ERROR (Status);
172 }
173
174 //
175 // Find the acpi board information guid hob
176 //
177 GuidHob = GetFirstGuidHob (&gUefiAcpiBoardInfoGuid);
178 ASSERT (GuidHob != NULL);
179 pAcpiBoardInfo = (ACPI_BOARD_INFO *)GET_GUID_HOB_DATA (GuidHob);
180
181 mPmCtrlReg = (UINTN)pAcpiBoardInfo->PmCtrlRegBase;
182 DEBUG ((EFI_D_ERROR, "PmCtrlReg at 0x%lx\n", (UINT64)mPmCtrlReg));
183
184 //
185 // Find the frame buffer information and update PCDs
186 //
187 GuidHob = GetFirstGuidHob (&gUefiFrameBufferInfoGuid);
188 if (GuidHob != NULL) {
189 FbInfo = (FRAME_BUFFER_INFO *)GET_GUID_HOB_DATA (GuidHob);
190 Status = PcdSet32S (PcdVideoHorizontalResolution, FbInfo->HorizontalResolution);
191 ASSERT_EFI_ERROR (Status);
192 Status = PcdSet32S (PcdVideoVerticalResolution, FbInfo->VerticalResolution);
193 ASSERT_EFI_ERROR (Status);
194 Status = PcdSet32S (PcdSetupVideoHorizontalResolution, FbInfo->HorizontalResolution);
195 ASSERT_EFI_ERROR (Status);
196 Status = PcdSet32S (PcdSetupVideoVerticalResolution, FbInfo->VerticalResolution);
197 ASSERT_EFI_ERROR (Status);
198 }
199
200 //
201 // Register callback on the ready to boot event
202 // in order to enable SCI
203 //
204 ReadyToBootEvent = NULL;
205 Status = EfiCreateEventReadyToBootEx (
206 TPL_CALLBACK,
207 OnReadyToBoot,
208 NULL,
209 &ReadyToBootEvent
210 );
211 ASSERT_EFI_ERROR (Status);
212
213 return EFI_SUCCESS;
214 }
215