diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h | 51 |
1 files changed, 22 insertions, 29 deletions
diff --git a/MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h b/MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h index d202669c11..6644cc4d97 100644 --- a/MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h +++ b/MdeModulePkg/Bus/Pci/UhciDxe/UsbHcMem.h @@ -10,7 +10,7 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #ifndef _EFI_EHCI_MEM_H_
#define _EFI_EHCI_MEM_H_
-#define USB_HC_BIT(a) ((UINTN)(1 << (a)))
+#define USB_HC_BIT(a) ((UINTN)(1 << (a)))
#define USB_HC_BIT_IS_SET(Data, Bit) \
((BOOLEAN)(((Data) & USB_HC_BIT(Bit)) == USB_HC_BIT(Bit)))
@@ -18,16 +18,15 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #define USB_HC_HIGH_32BIT(Addr64) \
((UINT32)(RShiftU64((UINTN)(Addr64), 32) & 0XFFFFFFFF))
-
typedef struct _USBHC_MEM_BLOCK USBHC_MEM_BLOCK;
struct _USBHC_MEM_BLOCK {
- UINT8 *Bits; // Bit array to record which unit is allocated
- UINTN BitsLen;
- UINT8 *Buf;
- UINT8 *BufHost;
- UINTN BufLen; // Memory size in bytes
- VOID *Mapping;
- USBHC_MEM_BLOCK *Next;
+ UINT8 *Bits; // Bit array to record which unit is allocated
+ UINTN BitsLen;
+ UINT8 *Buf;
+ UINT8 *BufHost;
+ UINTN BufLen; // Memory size in bytes
+ VOID *Mapping;
+ USBHC_MEM_BLOCK *Next;
};
//
@@ -36,16 +35,16 @@ struct _USBHC_MEM_BLOCK { // data to be on the same 4G memory.
//
typedef struct _USBHC_MEM_POOL {
- EFI_PCI_IO_PROTOCOL *PciIo;
- BOOLEAN Check4G;
- UINT32 Which4G;
- USBHC_MEM_BLOCK *Head;
+ EFI_PCI_IO_PROTOCOL *PciIo;
+ BOOLEAN Check4G;
+ UINT32 Which4G;
+ USBHC_MEM_BLOCK *Head;
} USBHC_MEM_POOL;
//
// Memory allocation unit, must be 2^n, n>4
//
-#define USBHC_MEM_UNIT 64
+#define USBHC_MEM_UNIT 64
#define USBHC_MEM_UNIT_MASK (USBHC_MEM_UNIT - 1)
#define USBHC_MEM_DEFAULT_PAGES 16
@@ -64,7 +63,6 @@ typedef struct _USBHC_MEM_POOL { } \
} while (0)
-
/**
Initialize the memory management pool for the host controller.
@@ -84,7 +82,6 @@ UsbHcInitMemPool ( IN UINT32 Which4G
);
-
/**
Release the memory management pool.
@@ -96,11 +93,9 @@ UsbHcInitMemPool ( **/
EFI_STATUS
UsbHcFreeMemPool (
- IN USBHC_MEM_POOL *Pool
+ IN USBHC_MEM_POOL *Pool
);
-
-
/**
Allocate some memory from the host controller's memory pool
which can be used to communicate with host controller.
@@ -113,12 +108,10 @@ UsbHcFreeMemPool ( **/
VOID *
UsbHcAllocateMem (
- IN USBHC_MEM_POOL *Pool,
- IN UINTN Size
+ IN USBHC_MEM_POOL *Pool,
+ IN UINTN Size
);
-
-
/**
Free the allocated memory back to the memory pool.
@@ -131,9 +124,9 @@ UsbHcAllocateMem ( **/
VOID
UsbHcFreeMem (
- IN USBHC_MEM_POOL *Pool,
- IN VOID *Mem,
- IN UINTN Size
+ IN USBHC_MEM_POOL *Pool,
+ IN VOID *Mem,
+ IN UINTN Size
);
/**
@@ -147,9 +140,9 @@ UsbHcFreeMem ( **/
EFI_PHYSICAL_ADDRESS
UsbHcGetPciAddressForHostMem (
- IN USBHC_MEM_POOL *Pool,
- IN VOID *Mem,
- IN UINTN Size
+ IN USBHC_MEM_POOL *Pool,
+ IN VOID *Mem,
+ IN UINTN Size
);
#endif
|