source: soft/giet_vm/sys/hwr_mapping.h @ 257

#ifndef _HWR_MAPPING_H
#define _HWR_MAPPING_H

/*
 * Registers mapping for the different peripherals
 */

/* IOC (block device) */
enum IOC_registers 
{
    BLOCK_DEVICE_BUFFER,
    BLOCK_DEVICE_LBA,
    BLOCK_DEVICE_COUNT,
    BLOCK_DEVICE_OP,
    BLOCK_DEVICE_STATUS,
    BLOCK_DEVICE_IRQ_ENABLE,
    BLOCK_DEVICE_SIZE,
    BLOCK_DEVICE_BLOCK_SIZE,
    BLOCK_DEVICE_BUFFER_EXT,
};
enum IOC_operations 
{
    BLOCK_DEVICE_NOOP,
    BLOCK_DEVICE_READ,
    BLOCK_DEVICE_WRITE,
};
enum IOC_status
{
    BLOCK_DEVICE_IDLE,
    BLOCK_DEVICE_BUSY,
    BLOCK_DEVICE_READ_SUCCESS,
    BLOCK_DEVICE_WRITE_SUCCESS,
    BLOCK_DEVICE_READ_ERROR,
    BLOCK_DEVICE_WRITE_ERROR,
    BLOCK_DEVICE_ERROR,
};

/* DMA */
enum DMA_registers 
{
    DMA_SRC         = 0,
    DMA_DST         = 1,
    DMA_LEN         = 2,
    DMA_RESET       = 3,
    DMA_IRQ_DISABLE = 4,
    DMA_SRC_EXT     = 5,
    DMA_DST_EXT     = 6,
    /**/
    DMA_END         = 7,
    DMA_SPAN        = 8,
};

/* CMA */
enum CMA_registers 
{
    CHBUF_RUN           = 0,    // write-only : channel activated
    CHBUF_STATUS        = 1,    // read-only  : channel fsm state
    CHBUF_SRC_DESC      = 2,    // read/write : source chbuf : descriptor base address
    CHBUF_DST_DESC      = 3,    // read/write : destination chbuf : descriptor base address,
    CHBUF_SRC_NBUFS     = 4,    // read/write : source chbuf : number of buffers,
    CHBUF_DST_NBUFS     = 5,    // read/write : destination chbuf : number of buffers,
    CHBUF_BUF_SIZE      = 6,    // read/write : buffer size for both source & destination  
    CHBUF_PERIOD        = 7,    // read/write : period for status polling 
    CHBUF_SRC_EXT       = 8,    // read/write : source chbuf : descriptor base address
    CHBUF_DST_EXT       = 9,    // read/write : destination chbuf : descriptor base address,
    /****/
    CHBUF_CHANNEL_SPAN  = 1024,
};

/* GCD */
enum GCD_registers 
{
    GCD_OPA     = 0,
    GCD_OPB     = 1,
    GCD_START   = 2,
    GCD_STATUS  = 3,
    /**/
    GCD_END     = 4,
};

/* ICU */
enum ICU_registers 
{
    ICU_INT         = 0,
    ICU_MASK        = 1,
    ICU_MASK_SET    = 2,
    ICU_MASK_CLEAR  = 3,
    ICU_IT_VECTOR   = 4,
    /**/
    ICU_END         = 5,
    ICU_SPAN        = 8,
};
enum Xicu_registers 
{
    XICU_WTI_REG = 0,
    XICU_PTI_PER = 1,
    XICU_PTI_VAL = 2,
    XICU_PTI_ACK = 3,

    XICU_MSK_PTI = 4,
    XICU_MSK_PTI_ENABLE = 5,
    XICU_MSK_PTI_DISABLE = 6,
    XICU_PTI_ACTIVE = 6,

    XICU_MSK_HWI = 8,
    XICU_MSK_HWI_ENABLE = 9,
    XICU_MSK_HWI_DISABLE = 10,
    XICU_HWI_ACTIVE = 10,

    XICU_MSK_WTI = 12,
    XICU_MSK_WTI_ENABLE = 13,
    XICU_MSK_WTI_DISABLE = 14,
    XICU_WTI_ACTIVE = 14,

    XICU_PRIO = 15,
};

#define XICU_REG(func, index) (((func)<<5)|(index))

/* TIMER */
enum TIMER_registers 
{
    TIMER_VALUE     = 0,
    TIMER_MODE      = 1,
    TIMER_PERIOD    = 2,
    TIMER_RESETIRQ  = 3,
    /**/
    TIMER_SPAN      = 4,
};

/* TTY */
enum TTY_registers 
{
    TTY_WRITE   = 0,
    TTY_STATUS  = 1,
    TTY_READ    = 2,
    TTY_CONFIG  = 3,
    /**/
    TTY_SPAN    = 4,
};

/* IOB */
enum IOB_registers 
{
    IOB_IOMMU_PTPR       = 0, /* R/W : Page Table Pointer Register */
    IOB_IOMMU_ACTIVE     = 1, /* R/W : IOMMU activated if not 0 */
    IOB_IOMMU_BVAR       = 2, /* R   : Bad Virtual Address (unmapped) */
    IOB_IOMMU_ETR        = 3, /* R   : Error Type */
    IOB_IOMMU_BAD_ID     = 4, /* R   : Faulty Peripheral Index */
    IOB_INVAL_PTE        = 5, /* W   : Invalidate a PTE (virtual address) */
    IOB_IT_ADDR_IOMMU_LO = 6, /* W/R : 32 LSB bits for IOMMU IT*/
    IOB_IT_ADDR_IOMMU_HI = 7, /* W/R : 32 MSB bits for IOMMU IT */
    IOB_IT_ADDRESS_BEGIN = 8, /* R/W : Peripheral IT address (2 32 bits registers) */
};

/* MWMR */
enum SoclibMwmrRegisters 
{
    MWMR_IOREG_MAX = 16,
    MWMR_RESET = MWMR_IOREG_MAX,
    MWMR_CONFIG_FIFO_WAY,
    MWMR_CONFIG_FIFO_NO,
    MWMR_CONFIG_STATUS_ADDR,
    MWMR_CONFIG_DEPTH,
    MWMR_CONFIG_BUFFER_ADDR,
    MWMR_CONFIG_RUNNING,
    MWMR_CONFIG_WIDTH,
    MWMR_FIFO_FILL_STATUS,
};

enum SoclibMwmrWay 
{
    MWMR_TO_COPROC,
    MWMR_FROM_COPROC,
};

/* Memory Cache (TSAR) */
enum SoclibMemCacheConfigRegs
{
    MEMC_LOCK,
    MEMC_ADDR_LO,
    MEMC_ADDR_HI,
    MEMC_BUF_LENGTH,
    MEMC_CMD_TYPE
};

enum SoclibMemCacheConfigCmd
{
    MEMC_CMD_NOP,
    MEMC_CMD_INVAL,
    MEMC_CMD_SYNC
};

enum SoclibSimhelperRegisters
{
    SIMHELPER_SC_STOP,
    SIMHELPER_END_WITH_RETVAL,
    SIMHELPER_EXCEPT_WITH_VAL,
    SIMHELPER_PAUSE_SIM,
    SIMHELPER_CYCLES,
    SIMHELPER_SIGINT,
};



#endif

// Local Variables:
// tab-width: 4
// c-basic-offset: 4
// c-file-offsets:((innamespace . 0)(inline-open . 0))
// indent-tabs-mode: nil
// End:
// vim: filetype=c:expandtab:shiftwidth=4:tabstop=4:softtabstop=4