URL https://opencores.org/ocsvn/pcie_ds_dma/pcie_ds_dma/trunk

Subversion Repositories pcie_ds_dma

[/] [pcie_ds_dma/] [trunk/] [soft/] [linux/] [driver/] [pexdrv/] [pexioctl.h] - Diff between revs 6 and 54

Rev 6	Rev 54
Line 152...	Line 152...
`//-----------------------------------------------------------------------------`	`//-----------------------------------------------------------------------------`
`// returns the number of pages spanned by the size.`	`// returns the number of pages spanned by the size.`
`#define PAGES_SPANNED(Size) (((Size) + (PAGE_SIZE - 1)) >> PAGE_SHIFT)`	`#define PAGES_SPANNED(Size) (((Size) + (PAGE_SIZE - 1)) >> PAGE_SHIFT)`

`//-----------------------------------------------------------------------------`	`//-----------------------------------------------------------------------------`
`// Shared Memory between kernel and user mode description`
`typedef struct _SHARED_MEMORY_DESCRIPTION {`
`void* SystemAddress; // INOUT - system memory address`
`size_t LogicalAddress; // OUT - logical memory address`
`size_t dummy; // OUT - logical memory address`
`} SHARED_MEMORY_DESCRIPTION, *PSHARED_MEMORY_DESCRIPTION;`

`//-----------------------------------------------------------------------------`
`// Stub Structure`	`// Stub Structure`
`typedef struct _AMB_STUB {`	`typedef struct _AMB_STUB {`
`u32 lastBlock; // Number of Block which was filled last Time`	`u32 lastBlock; // Number of Block which was filled last Time`
`u32 totalCounter; // Total Counter of all filled Block`	`u32 totalCounter; // Total Counter of all filled Block`
`u32 offset; // First Unfilled Byte`	`u32 offset; // First Unfilled Byte`