/*
Copyright 1996,2002,2005 Gregory D. Hager, Alfred A. Rizzi, Noah J. Cowan,
- Jason Lapenta, Scott Smedley
+ Jason Lapenta, Scott Smedley
This file is part of the DT3155 Device Driver.
Software Foundation, Inc., 59 Temple Place, Suite 330, Boston,
MA 02111-1307 USA
- $Id: dt3155.h,v 1.11 2005/08/09 06:08:51 ssmedley Exp $
-
-- Changes --
Date Programmer Description of changes made
/* Can be 1 or 2 */
#define MAXBOARDS 1
-#define BOARD_MAX_BUFFS 3
-#define MAXBUFFERS BOARD_MAX_BUFFS*MAXBOARDS
+#define BOARD_MAX_BUFFS 3
+#define MAXBUFFERS (BOARD_MAX_BUFFS*MAXBOARDS)
-#define PCI_PAGE_SIZE (1 << 12)
+#define PCI_PAGE_SIZE (1 << 12)
#ifdef CCIR
-#define DT3155_MAX_ROWS 576
-#define DT3155_MAX_COLS 768
-#define FORMAT50HZ TRUE
+#define DT3155_MAX_ROWS 576
+#define DT3155_MAX_COLS 768
+#define FORMAT50HZ TRUE
#else
-#define DT3155_MAX_ROWS 480
-#define DT3155_MAX_COLS 640
-#define FORMAT50HZ FALSE
+#define DT3155_MAX_ROWS 480
+#define DT3155_MAX_COLS 640
+#define FORMAT50HZ FALSE
#endif
/* Configuration structure */
struct dt3155_config_s {
- u_int acq_mode;
- u_int cols, rows;
- u_int continuous;
+ u_int acq_mode;
+ u_int cols, rows;
+ u_int continuous;
};
/* hold data for each frame */
-typedef struct
-{
- u_long addr; /* address of the buffer with the frame */
- u_long tag; /* unique number for the frame */
- struct timeval time; /* time that capture took place */
+typedef struct {
+ u_long addr; /* address of the buffer with the frame */
+ u_long tag; /* unique number for the frame */
+ struct timeval time; /* time that capture took place */
} frame_info_t;
-/* Structure for interrupt and buffer handling. */
-/* This is the setup for 1 card */
+/*
+ * Structure for interrupt and buffer handling.
+ * This is the setup for 1 card
+ */
struct dt3155_fbuffer_s {
- int nbuffers;
-
- frame_info_t frame_info[ BOARD_MAX_BUFFS ];
+ int nbuffers;
- int empty_buffers[ BOARD_MAX_BUFFS ]; /* indexes empty frames */
- int empty_len; /* Number of empty buffers */
- /* Zero means empty */
+ frame_info_t frame_info[BOARD_MAX_BUFFS];
- int active_buf; /* Where data is currently dma'ing */
- int locked_buf; /* Buffers used by user */
+ int empty_buffers[BOARD_MAX_BUFFS]; /* indexes empty frames */
+ int empty_len; /* Number of empty buffers */
+ /* Zero means empty */
- int ready_que[ BOARD_MAX_BUFFS ];
- u_long ready_head; /* The most recent buffer located here */
- u_long ready_len; /* The number of ready buffers */
+ int active_buf; /* Where data is currently dma'ing */
+ int locked_buf; /* Buffers used by user */
- int even_happened;
- int even_stopped;
+ int ready_que[BOARD_MAX_BUFFS];
+ u_long ready_head; /* The most recent buffer located here */
+ u_long ready_len; /* The number of ready buffers */
- int stop_acquire; /* Flag to stop interrupts */
- u_long frame_count; /* Counter for frames acquired by this card */
+ int even_happened;
+ int even_stopped;
+ int stop_acquire; /* Flag to stop interrupts */
+ u_long frame_count; /* Counter for frames acquired by this card */
};
-#define DT3155_MODE_FRAME 1
-#define DT3155_MODE_FIELD 2
+#define DT3155_MODE_FRAME 1
+#define DT3155_MODE_FIELD 2
-#define DT3155_SNAP 1
-#define DT3155_ACQ 2
+#define DT3155_SNAP 1
+#define DT3155_ACQ 2
/* There is one status structure for each card. */
-typedef struct dt3155_status_s
-{
- int fixed_mode; /* if 1, we are in fixed frame mode */
- u_long reg_addr; /* Register address for a single card */
- u_long mem_addr; /* Buffer start addr for this card */
- u_long mem_size; /* This is the amount of mem available */
- u_int irq; /* this card's irq */
- struct dt3155_config_s config; /* configuration struct */
- struct dt3155_fbuffer_s fbuffer;/* frame buffer state struct */
- u_long state; /* this card's state */
- u_int device_installed; /* Flag if installed. 1=installed */
+typedef struct dt3155_status_s {
+ int fixed_mode; /* if 1, we are in fixed frame mode */
+ u_long reg_addr; /* Register address for a single card */
+ u_long mem_addr; /* Buffer start addr for this card */
+ u_long mem_size; /* This is the amount of mem available */
+ u_int irq; /* this card's irq */
+ struct dt3155_config_s config; /* configuration struct */
+ struct dt3155_fbuffer_s fbuffer; /* frame buffer state struct */
+ u_long state; /* this card's state */
+ u_int device_installed; /* Flag if installed. 1=installed */
} dt3155_status_t;
/* Reference to global status structure */
extern struct dt3155_status_s dt3155_status[MAXBOARDS];
-#define DT3155_STATE_IDLE 0x00
-#define DT3155_STATE_FRAME 0x01
-#define DT3155_STATE_FLD 0x02
-#define DT3155_STATE_STOP 0x100
-#define DT3155_STATE_ERROR 0x200
-#define DT3155_STATE_MODE 0x0ff
+#define DT3155_STATE_IDLE 0x00
+#define DT3155_STATE_FRAME 0x01
+#define DT3155_STATE_FLD 0x02
+#define DT3155_STATE_STOP 0x100
+#define DT3155_STATE_ERROR 0x200
+#define DT3155_STATE_MODE 0x0ff
-#define DT3155_IOC_MAGIC '!'
+#define DT3155_IOC_MAGIC '!'
-#define DT3155_SET_CONFIG _IOW( DT3155_IOC_MAGIC, 1, struct dt3155_config_s )
-#define DT3155_GET_CONFIG _IOR( DT3155_IOC_MAGIC, 2, struct dt3155_status_s )
-#define DT3155_STOP _IO( DT3155_IOC_MAGIC, 3 )
-#define DT3155_START _IO( DT3155_IOC_MAGIC, 4 )
-#define DT3155_FLUSH _IO( DT3155_IOC_MAGIC, 5 )
-#define DT3155_IOC_MAXNR 5
+#define DT3155_SET_CONFIG _IOW(DT3155_IOC_MAGIC, 1, struct dt3155_config_s)
+#define DT3155_GET_CONFIG _IOR(DT3155_IOC_MAGIC, 2, struct dt3155_status_s)
+#define DT3155_STOP _IO(DT3155_IOC_MAGIC, 3)
+#define DT3155_START _IO(DT3155_IOC_MAGIC, 4)
+#define DT3155_FLUSH _IO(DT3155_IOC_MAGIC, 5)
+#define DT3155_IOC_MAXNR 5
/* Error codes */
-#define DT_ERR_NO_BUFFERS 0x10000 /* not used but it might be one day - SS */
-#define DT_ERR_CORRUPT 0x20000
-#define DT_ERR_OVERRUN 0x30000
-#define DT_ERR_I2C_TIMEOUT 0x40000
-#define DT_ERR_MASK 0xff0000/* not used but it might be one day - SS */
+#define DT_ERR_NO_BUFFERS 0x10000 /* not used but it might be one day */
+#define DT_ERR_CORRUPT 0x20000
+#define DT_ERR_OVERRUN 0x30000
+#define DT_ERR_I2C_TIMEOUT 0x40000
+#define DT_ERR_MASK 0xff0000/* not used but it might be one day */
/* User code will probably want to declare one of these for each card */
-typedef struct dt3155_read_s
-{
- u_long offset;
- u_long frame_seq;
- u_long state;
+typedef struct dt3155_read_s {
+ u_long offset;
+ u_long frame_seq;
+ u_long state;
- frame_info_t frame_info;
+ frame_info_t frame_info;
} dt3155_read_t;
#endif /* _DT3155_inc */
/*
Copyright 1996,2002 Gregory D. Hager, Alfred A. Rizzi, Noah J. Cowan,
- Jason Lapenta, Scott Smedley
+ Jason Lapenta, Scott Smedley
This file is part of the DT3155 Device Driver.
/* macros to access registers */
-#define WriteMReg(Address, Data) * ((u_long *) (Address)) = Data
-#define ReadMReg(Address, Data) Data = * ((u_long *) (Address))
+#define WriteMReg(Address, Data) (*((u_long *)(Address)) = Data)
+#define ReadMReg(Address, Data) (Data = *((u_long *)(Address)))
/***************** 32 bit register globals **************/
* dma_upper_lmt_tag
*/
typedef union dma_upper_lmt_tag {
- u_long reg;
- struct
- {
- u_long DMA_UPPER_LMT_VAL : 24;
- u_long : 8;
- } fld;
+ u_long reg;
+ struct {
+ u_long DMA_UPPER_LMT_VAL:24;
+ u_long :8;
+ } fld;
} DMA_UPPER_LMT_R;
* Global declarations of local copies
* of boards' 32 bit registers
***************************************/
-extern u_long even_dma_start_r; /* bit 0 should always be 0 */
-extern u_long odd_dma_start_r; /* .. */
-extern u_long even_dma_stride_r; /* bits 0&1 should always be 0 */
-extern u_long odd_dma_stride_r; /* .. */
-extern u_long even_pixel_fmt_r;
-extern u_long odd_pixel_fmt_r;
+extern u_long even_dma_start_r; /* bit 0 should always be 0 */
+extern u_long odd_dma_start_r; /* .. */
+extern u_long even_dma_stride_r; /* bits 0&1 should always be 0 */
+extern u_long odd_dma_stride_r; /* .. */
+extern u_long even_pixel_fmt_r;
+extern u_long odd_pixel_fmt_r;
extern FIFO_TRIGGER_R fifo_trigger_r;
extern XFER_MODE_R xfer_mode_r;
extern RETRY_WAIT_CNT_R retry_wait_cnt_r;
extern INT_CSR_R int_csr_r;
-extern u_long even_fld_mask_r;
-extern u_long odd_fld_mask_r;
+extern u_long even_fld_mask_r;
+extern u_long odd_fld_mask_r;
extern MASK_LENGTH_R mask_length_r;
extern FIFO_FLAG_CNT_R fifo_flag_cnt_r;
/******** Assignments and Typedefs for 8 bit I2C Registers********************/
typedef union i2c_csr2_tag {
- u_char reg;
- struct
- {
- u_char CHROM_FIL : 1;
- u_char SYNC_SNTL : 1;
- u_char HZ50 : 1;
- u_char SYNC_PRESENT : 1;
- u_char BUSY_EVE : 1;
- u_char BUSY_ODD : 1;
- u_char DISP_PASS : 1;
- } fld;
+ u_char reg;
+ struct {
+ u_char CHROM_FIL:1;
+ u_char SYNC_SNTL:1;
+ u_char HZ50:1;
+ u_char SYNC_PRESENT:1;
+ u_char BUSY_EVE:1;
+ u_char BUSY_ODD:1;
+ u_char DISP_PASS:1;
+ } fld;
} I2C_CSR2;
typedef union i2c_even_csr_tag {
- u_char reg;
- struct
- {
- u_char DONE_EVE : 1;
- u_char SNGL_EVE : 1;
- u_char ERROR_EVE : 1;
- u_char : 5;
- } fld;
+ u_char reg;
+ struct {
+ u_char DONE_EVE:1;
+ u_char SNGL_EVE:1;
+ u_char ERROR_EVE:1;
+ u_char :5;
+ } fld;
} I2C_EVEN_CSR;
typedef union i2c_odd_csr_tag {
/* access 8-bit IIC registers */
-extern int ReadI2C (u_char * lpReg, u_short wIregIndex, u_char * byVal);
-extern int WriteI2C (u_char * lpReg, u_short wIregIndex, u_char byVal);
+extern int ReadI2C(u_char *lpReg, u_short wIregIndex, u_char *byVal);
+extern int WriteI2C(u_char *lpReg, u_short wIregIndex, u_char byVal);
#endif
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