/** @file\r
Private Header file for Usb Host Controller PEIM\r
\r
-Copyright (c) 2010, Intel Corporation. All rights reserved.<BR>\r
- \r
-This program and the accompanying materials\r
-are licensed and made available under the terms and conditions\r
-of the BSD License which accompanies this distribution. The\r
-full text of the license may be found at\r
-http://opensource.org/licenses/bsd-license.php\r
+Copyright (c) 2010 - 2018, Intel Corporation. All rights reserved.<BR>\r
\r
-THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,\r
-WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.\r
+SPDX-License-Identifier: BSD-2-Clause-Patent\r
\r
**/\r
\r
#include <Uefi.h>\r
#include <IndustryStandard/Pci22.h>\r
\r
-#define USB_HC_BIT(a) ((UINTN)(1 << (a)))\r
+#define USB_HC_BIT(a) ((UINTN)(1 << (a)))\r
\r
#define USB_HC_BIT_IS_SET(Data, Bit) \\r
((BOOLEAN)(((Data) & USB_HC_BIT(Bit)) == USB_HC_BIT(Bit)))\r
typedef struct _USBHC_MEM_BLOCK USBHC_MEM_BLOCK;\r
\r
struct _USBHC_MEM_BLOCK {\r
- UINT8 *Bits; // Bit array to record which unit is allocated\r
- UINTN BitsLen; \r
- UINT8 *Buf;\r
- UINT8 *BufHost;\r
- UINTN BufLen; // Memory size in bytes\r
- VOID *Mapping; \r
- USBHC_MEM_BLOCK *Next;\r
+ UINT8 *Bits; // Bit array to record which unit is allocated\r
+ UINTN BitsLen;\r
+ UINT8 *Buf;\r
+ UINT8 *BufHost;\r
+ UINTN BufLen; // Memory size in bytes\r
+ VOID *Mapping;\r
+ USBHC_MEM_BLOCK *Next;\r
};\r
\r
//\r
-// USBHC_MEM_POOL is used to manage the memory used by USB \r
+// USBHC_MEM_POOL is used to manage the memory used by USB\r
// host controller. EHCI requires the control memory and transfer\r
-// data to be on the same 4G memory. \r
+// data to be on the same 4G memory.\r
//\r
typedef struct _USBHC_MEM_POOL {\r
- BOOLEAN Check4G; \r
- UINT32 Which4G; \r
- USBHC_MEM_BLOCK *Head;\r
+ BOOLEAN Check4G;\r
+ UINT32 Which4G;\r
+ USBHC_MEM_BLOCK *Head;\r
} USBHC_MEM_POOL;\r
\r
//\r
// Memory allocation unit, must be 2^n, n>4\r
//\r
-#define USBHC_MEM_UNIT 64\r
+#define USBHC_MEM_UNIT 64\r
\r
#define USBHC_MEM_UNIT_MASK (USBHC_MEM_UNIT - 1)\r
#define USBHC_MEM_DEFAULT_PAGES 16\r
(Byte)++; \\r
(Bit) = 0; \\r
} \\r
- } while (0) \r
+ } while (0)\r
\r
+/**\r
+ Calculate the corresponding pci bus address according to the Mem parameter.\r
+\r
+ @param Pool The memory pool of the host controller.\r
+ @param Mem The pointer to host memory.\r
+ @param Size The size of the memory region.\r
+\r
+ @return the pci memory address\r
+**/\r
+EFI_PHYSICAL_ADDRESS\r
+UsbHcGetPciAddressForHostMem (\r
+ IN USBHC_MEM_POOL *Pool,\r
+ IN VOID *Mem,\r
+ IN UINTN Size\r
+ );\r
\r
#endif\r