Subversion Repositories pcie_ds_dma

#ifndef _PEXDEV_H_

#define _PEXDEV_H_

#include <linux/cdev.h>

#include <linux/sched.h>

#include <linux/version.h>

#if LINUX_VERSION_CODE > KERNEL_VERSION(2,6,37)

#include <linux/semaphore.h>

#endif

//-----------------------------------------------------------------------------

#ifndef _EVENT_H_

    #include "event.h"

#endif

#ifndef  _DMA_CHAN_H_

    #include "dmachan.h"

#endif

#ifndef _STREAMLL_H_

    #include "streamll.h"

#endif

//-----------------------------------------------------------------------------

struct address_t {

    size_t physical_address;

    void  *virtual_address;

    size_t size;

};

//-----------------------------------------------------------------------------

struct mem_t {

    struct list_head list;

    dma_addr_t dma_handle;

    void  *cpu_addr;

    size_t size;

};

//-----------------------------------------------------------------------------

struct dma_channel {

    int                     m_Number;

    int                     m_Use;

    struct pci_dev         *m_pci;

    spinlock_t              m_MemListLock;

    atomic_t                m_MemListCount;

    struct list_head        m_MemList;

    struct mem_t            m_MemStub;

};

//-----------------------------------------------------------------------------

#define PEX_DRIVER_NAME             "pex_driver"

#define MAX_NUMBER_OF_DMACHANNELS   4

#define NUMBER_OF_PLDS              4

#define IRQ_NUMBER                  1

#define NUM_TETR_IRQ                8

//-----------------------------------------------------------------------------

struct pex_device {

    struct list_head        m_list;

    char                    m_name[128];

    atomic_t                m_TotalIRQ;

    dev_t                   m_devno;

    struct class           *m_class;

    struct device          *m_device;

    struct pci_dev         *m_pci;

    struct address_t        m_BAR0;

    struct address_t        m_BAR1;

    spinlock_t              m_BoardLock;

    struct mutex            m_BoardMutex;

    struct semaphore        m_BoardSem;

    u32                     m_Interrupt;

    u32                     m_DmaIrqEnbl;

    u32                     m_FlgIrqEnbl;

    u32                     m_BoardIndex;

    wait_queue_head_t       m_WaitQueue;

    struct timer_list       m_TimeoutTimer;

    atomic_t                m_IsTimeout;

    struct cdev             m_cdev;

    spinlock_t              m_MemListLock;

    atomic_t                m_MemListCount;

    struct list_head        m_MemList;

    struct CDmaChannel     *m_DmaChannel[MAX_NUMBER_OF_DMACHANNELS];    //

    u32                     m_PldStatus[NUMBER_OF_PLDS];                        //

    u32                     m_MemOpUseCount;    // счетчик использования диапазона памяти (PE_MAIN on AMBPEX8)

    u16                     m_BlockCnt;

    u32                     m_DmaChanMask;

    u32                     m_DmaChanEnbl[MAX_NUMBER_OF_DMACHANNELS];

    u32                     m_DmaFifoSize[MAX_NUMBER_OF_DMACHANNELS];

    u32                     m_DmaDir[MAX_NUMBER_OF_DMACHANNELS];

    u32                     m_MaxDmaSize[MAX_NUMBER_OF_DMACHANNELS];

    u16                     m_BlockFifoId[MAX_NUMBER_OF_DMACHANNELS];

    u32                     m_FifoAddr[MAX_NUMBER_OF_DMACHANNELS];

    u32                     m_TetrIrq[NUM_TETR_IRQ];

    u32                     m_primChan;

};

//-----------------------------------------------------------------------------

extern int dbg_trace;

extern int err_trace;

#ifndef PRINTK

#define PRINTK(S...) printk(S)

#endif

#define dbg_msg(flag, S...) do { if(flag) PRINTK(KERN_DEBUG S); } while(0)

#define err_msg(flag, S...) do { if(flag) PRINTK(KERN_ERR S); } while(0)

//-----------------------------------------------------------------------------

#endif //_PEXDEV_H_