m2mb_spi_slave.h File Reference

SPI slave support. More...

Go to the source code of this file.

Data Structures
struct	M2MB_SLAVE_SPI_WRITE_REQUEST_S
struct	M2MB_SLAVE_MBOX_MSG_S
struct	M2M_SLAVE_SPI_BUFFER_S
struct	M2MB_SLAVE_SPI_S
#define	M2MB_SLAVE_WRITE_DONE_EVT   (0x00000001)
#define	M2MB_SLAVE_INIT_DONE_EVT   (0x00000002)
#define	M2MB_SPI_SLAVE_RECEIVE_BUFFER_COUNT   (12)
#define	M2MB_SPI_SLAVE_RECEIVE_BUFFER_SIZE   (1536)
#define	M2MB_NUM_BUFFERS_PER_MBOX   (12)
#define	M2MB_SPI_SLAVE_WRITE_BUFFER_SIZE   (2048)
#define	M2MB_MBOX_BLOCK_SIZE   256
#define	M2MB_MBOX_MSG_HDR_SIZE   (2)
#define	M2MB_MBOX_PAYLOAD_MAX_SIZE   (M2MB_SPI_SLAVE_RECEIVE_BUFFER_SIZE-M2MB_MBOX_MSG_HDR_SIZE)
#define	M2MB_SPI_SLAVE_WRITE_BUFFER_MAX   (1)
#define	M2MB_MBOX_MAX_TX_SIZE   M2MB_MBOX_BLOCK_SIZE
#define	M2MB_SPI_SLAVE_FLOW_CTRL_LOW_THRESHOLD   3
#define	M2MB_SPI_SLAVE_FLOW_CTRL_HIGH_THRESHOLD   6
#define	M2MB_SPI_SLAVE_MBOX_ID   (0)
enum	qapi_HTC_Instance_id_t {   M2MB_SDIO_SLAVE_INSTANCE_ID = 0,   M2MB_SPI_SLAVE_INSTANCE_ID,   M2MB_MAX_INSTANCES,   M2MB_SDIO_SLAVE_INSTANCE_ID = 0,   M2MB_SPI_SLAVE_INSTANCE_ID,   M2MB_MAX_INSTANCES }
typedef struct M2MB_SLAVE_SPI_WRITE_REQUEST_S	M2MB_SLAVE_SPI_WRITE_REQUEST_T
typedef struct M2MB_SLAVE_MBOX_MSG_S	M2MB_SLAVE_MBOX_MSG_T
typedef struct M2M_SLAVE_SPI_BUFFER_S	M2MB_SLAVE_SPI_BUFFER_T
typedef struct M2MB_SLAVE_SPI_S	M2MB_SLAVE_SPI_T
INT32	m2mb_slave_spi_send_buflist_enqueue (INT32 instance_id, INT32 mbox, M2MB_SLAVE_SPI_BUFFER_T *bufinfo)
	enques tx buffer. More...
INT32	m2mb_slave_spi_send_buflist_dequeue (INT32 instance_id, INT32 mbox, M2MB_SLAVE_SPI_BUFFER_T **pbufinfo)
	deques a list of completed send buffers. More...
INT32	m2mb_slave_spi_recv_buflist_enqueue (INT32 instance_id, INT32 mbox, M2MB_SLAVE_SPI_BUFFER_T *bufinfo)
	enques recieve buffer. More...
INT32	m2mb_slave_spi_recv_buflist_dequeue (INT32 instance_id, INT32 mbox, M2MB_SLAVE_SPI_BUFFER_T **pbufinfo)
	deques a list of completed receive buffers. More...
void	m2mb_slave_spi_resume_recv (INT32 instance_id, INT32 mbox)
	sends rx resume indication to host More...
void	m2mb_slave_spi_pause_recv (INT32 instance_id, INT32 mbox)
	sends rx pause indication to host More...
void	m2mb_slave_spi_tx_credit_inc (INT32 instance_id, INT32 mbox)
	Increments the Host Tx credit counter registers. More...
void	m2mb_slave_spi_deinit (int instance_id, int mbox)
	stops mbox h/w and deallocates dma resources More...
void	m2mb_slave_spi_post_init (UINT32 instance_id, INT32 mbox, UINT32 block_size, UINT32 rxmsg_size, void *pResetCb)
	additional initialisation needed for mbox More...
INT32	m2mb_slave_spi_pre_init (UINT32 instance_id, INT32 mbox, UINT32 rx_buf_size, void *pInitCb, void *pSendCb, void *pRecvCb, void *pContext)
	mobox initialisation More...

Detailed Description

SPI slave support.

we866e4/epl/inc/driver/m2mb_spi_slave.h

library for slave SPI. The following functions are implemented. m2mb_slave_spi_open m2mb_slave_spi_close m2mb_slave_spi_read m2mb_slave_spi_write

Note

Dependencies:
"#include <m2mb_types.h>"
"#include <m2mb_status.h>"

Author

Prasad Reddy

Date

19/04/2018

Definition in file m2mb_spi_slave.h.