diff options
Diffstat (limited to 'MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h')
| -rw-r--r-- | MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h | 63 |
1 files changed, 29 insertions, 34 deletions
diff --git a/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h b/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h index 319110da3a..48ae86141c 100644 --- a/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h +++ b/MdeModulePkg/Bus/Pci/XhciDxe/UsbHcMem.h @@ -10,20 +10,20 @@ SPDX-License-Identifier: BSD-2-Clause-Patent #ifndef _EFI_XHCI_MEM_H_
#define _EFI_XHCI_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)))
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;
};
//
@@ -32,16 +32,16 @@ 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
@@ -60,8 +60,6 @@ typedef struct _USBHC_MEM_POOL { } \
} while (0)
-
-
/**
Initialize the memory management pool for the host controller.
@@ -76,7 +74,6 @@ UsbHcInitMemPool ( IN EFI_PCI_IO_PROTOCOL *PciIo
);
-
/**
Release the memory management pool.
@@ -88,10 +85,9 @@ 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.
@@ -104,11 +100,10 @@ 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.
@@ -119,9 +114,9 @@ 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
);
/**
@@ -136,9 +131,9 @@ UsbHcFreeMem ( **/
EFI_PHYSICAL_ADDRESS
UsbHcGetPciAddrForHostAddr (
- IN USBHC_MEM_POOL *Pool,
- IN VOID *Mem,
- IN UINTN Size
+ IN USBHC_MEM_POOL *Pool,
+ IN VOID *Mem,
+ IN UINTN Size
);
/**
@@ -153,9 +148,9 @@ UsbHcGetPciAddrForHostAddr ( **/
EFI_PHYSICAL_ADDRESS
UsbHcGetHostAddrForPciAddr (
- IN USBHC_MEM_POOL *Pool,
- IN VOID *Mem,
- IN UINTN Size
+ IN USBHC_MEM_POOL *Pool,
+ IN VOID *Mem,
+ IN UINTN Size
);
/**
@@ -198,10 +193,10 @@ UsbHcAllocateAlignedPages ( **/
VOID
UsbHcFreeAlignedPages (
- IN EFI_PCI_IO_PROTOCOL *PciIo,
- IN VOID *HostAddress,
- IN UINTN Pages,
- VOID *Mapping
+ IN EFI_PCI_IO_PROTOCOL *PciIo,
+ IN VOID *HostAddress,
+ IN UINTN Pages,
+ VOID *Mapping
);
#endif
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