Data Structures
struct	mac53c94_regs

Macros
#define	dest_id status

#define	sel_timeout interrupt

#define	sync_period seqstep

#define	sync_offset flags

#define	CMD_DMA_MODE 0x80

#define	CMD_MODE_MASK 0x70

#define	CMD_MODE_INIT 0x10

#define	CMD_MODE_TARG 0x20

#define	CMD_MODE_DISC 0x40

#define	CMD_NOP 0

#define	CMD_FLUSH 1

#define	CMD_RESET 2

#define	CMD_SCSI_RESET 3

#define	CMD_XFER_DATA 0x10

#define	CMD_I_COMPLETE 0x11

#define	CMD_ACCEPT_MSG 0x12

#define	CMD_XFER_PAD 0x18

#define	CMD_SET_ATN 0x1a

#define	CMD_CLR_ATN 0x1b

#define	CMD_SEND_MSG 0x20

#define	CMD_SEND_STATUS 0x21

#define	CMD_SEND_DATA 0x22

#define	CMD_DISC_SEQ 0x23

#define	CMD_TERMINATE 0x24

#define	CMD_T_COMPLETE 0x25

#define	CMD_DISCONNECT 0x27

#define	CMD_RECV_MSG 0x28

#define	CMD_RECV_CDB 0x29

#define	CMD_RECV_DATA 0x2a

#define	CMD_RECV_CMD 0x2b

#define	CMD_ABORT_DMA 0x04

#define	CMD_RESELECT 0x40

#define	CMD_SELECT 0x41

#define	CMD_SELECT_ATN 0x42

#define	CMD_SELATN_STOP 0x43

#define	CMD_ENABLE_SEL 0x44

#define	CMD_DISABLE_SEL 0x45

#define	CMD_SEL_ATN3 0x46

#define	CMD_RESEL_ATN3 0x47

#define	STAT_IRQ 0x80

#define	STAT_ERROR 0x40

#define	STAT_PARITY 0x20

#define	STAT_TC_ZERO 0x10

#define	STAT_DONE 0x08

#define	STAT_PHASE 0x07

#define	STAT_MSG 0x04

#define	STAT_CD 0x02

#define	STAT_IO 0x01

#define	INTR_RESET 0x80 /* SCSI bus was reset */

#define	INTR_ILL_CMD 0x40 /* illegal command */

#define	INTR_DISCONNECT 0x20 /* we got disconnected */

#define	INTR_BUS_SERV 0x10 /* bus service requested */

#define	INTR_DONE 0x08 /* function completed */

#define	INTR_RESELECTED 0x04 /* we were reselected */

#define	INTR_SEL_ATN 0x02 /* we were selected, ATN asserted */

#define	INTR_SELECT 0x01 /* we were selected, ATN negated */

#define	TIMO_VAL(x) ((x) * 5000 / 7682)

#define	SS_MASK 7

#define	SS_ARB_SEL 0 /* Selection & arbitration complete */

#define	SS_MSG_SENT 1 /* One message byte sent */

#define	SS_NOT_CMD 2 /* Not in command phase */

#define	SS_PHASE_CHG 3 /* Early phase change, cmd bytes lost */

#define	SS_DONE 4 /* Command was sent OK */

#define	SYNCP_MASK 0x1f

#define	SYNCP_MIN 4

#define	SYNCP_MAX 31

#define	FLAGS_FIFO_LEV 0x1f

#define	FLAGS_SEQ_STEP 0xe0

#define	SYNCO_MASK 0x0f

#define	SYNCO_ASS_CTRL 0x30 /* REQ/ACK assertion control */

#define	SYNCO_NEG_CTRL 0xc0 /* REQ/ACK negation control */

#define	CF1_SLOW_CABLE 0x80 /* Slow cable mode */

#define	CF1_NO_RES_REP 0x40 /* Disable SCSI reset reports */

#define	CF1_PAR_TEST 0x20 /* Parity test mode enable */

#define	CF1_PAR_ENABLE 0x10 /* Enable parity checks */

#define	CF1_TEST 0x08 /* Chip tests */

#define	CF1_MY_ID 0x07 /* Controller's address on bus */

#define	CLKF_MASK 7

#define	CLKF_VAL(freq) ((((freq) + 4999999) / 5000000) & CLKF_MASK)

#define	TEST_TARGET 1 /* target test mode */

#define	TEST_INITIATOR 2 /* initiator test mode */

#define	TEST_TRISTATE 4 /* tristate (hi-z) test mode */

#define	CF2_RFB 0x80

#define	CF2_FEATURE_EN 0x40 /* enable features / phase latch */

#define	CF2_BYTECTRL 0x20

#define	CF2_DREQ_HIZ 0x10

#define	CF2_SCSI2 0x08

#define	CF2_PAR_ABORT 0x04 /* bad parity target abort */

#define	CF2_REG_PARERR 0x02 /* register parity error */

#define	CF2_DMA_PARERR 0x01 /* DMA parity error */

#define	CF3_ID_MSG_CHK 0x80

#define	CF3_3B_MSGS 0x40

#define	CF3_CDB10 0x20

#define	CF3_FASTSCSI 0x10 /* enable fast SCSI support */

#define	CF3_FASTCLOCK 0x08

#define	CF3_SAVERESID 0x04

#define	CF3_ALT_DMA 0x02

#define	CF3_THRESH_8 0x01

#define	CF4_EAN 0x04

#define	CF4_TEST 0x02

#define	CF4_BBTE 0x01

Macro Definition Documentation

#define CF1_MY_ID 0x07 /* Controller's address on bus */

Definition at line 168 of file mac53c94.h.

#define CF1_NO_RES_REP 0x40 /* Disable SCSI reset reports */

Definition at line 164 of file mac53c94.h.

#define CF1_PAR_ENABLE 0x10 /* Enable parity checks */

Definition at line 166 of file mac53c94.h.

#define CF1_PAR_TEST 0x20 /* Parity test mode enable */

Definition at line 165 of file mac53c94.h.

#define CF1_SLOW_CABLE 0x80 /* Slow cable mode */

Definition at line 163 of file mac53c94.h.

#define CF1_TEST 0x08 /* Chip tests */

Definition at line 167 of file mac53c94.h.

#define CF2_BYTECTRL 0x20

Definition at line 188 of file mac53c94.h.

#define CF2_DMA_PARERR 0x01 /* DMA parity error */

Definition at line 193 of file mac53c94.h.

#define CF2_DREQ_HIZ 0x10

Definition at line 189 of file mac53c94.h.

#define CF2_FEATURE_EN 0x40 /* enable features / phase latch */

Definition at line 187 of file mac53c94.h.

#define CF2_PAR_ABORT 0x04 /* bad parity target abort */

Definition at line 191 of file mac53c94.h.

#define CF2_REG_PARERR 0x02 /* register parity error */

Definition at line 192 of file mac53c94.h.

#define CF2_RFB 0x80

Definition at line 186 of file mac53c94.h.

#define CF2_SCSI2 0x08

Definition at line 190 of file mac53c94.h.

#define CF3_3B_MSGS 0x40

Definition at line 199 of file mac53c94.h.

#define CF3_ALT_DMA 0x02

Definition at line 204 of file mac53c94.h.

#define CF3_CDB10 0x20

Definition at line 200 of file mac53c94.h.

#define CF3_FASTCLOCK 0x08

Definition at line 202 of file mac53c94.h.

#define CF3_FASTSCSI 0x10 /* enable fast SCSI support */

Definition at line 201 of file mac53c94.h.

#define CF3_ID_MSG_CHK 0x80

Definition at line 198 of file mac53c94.h.

#define CF3_SAVERESID 0x04

Definition at line 203 of file mac53c94.h.

#define CF3_THRESH_8 0x01

Definition at line 205 of file mac53c94.h.

#define CF4_BBTE 0x01

Definition at line 212 of file mac53c94.h.

#define CF4_EAN 0x04

Definition at line 210 of file mac53c94.h.

#define CF4_TEST 0x02

Definition at line 211 of file mac53c94.h.

#define CLKF_MASK 7

Definition at line 173 of file mac53c94.h.

#define CLKF_VAL ( freq ) ((((freq) + 4999999) / 5000000) & CLKF_MASK)

Definition at line 174 of file mac53c94.h.

#define CMD_ABORT_DMA 0x04

Definition at line 89 of file mac53c94.h.

#define CMD_ACCEPT_MSG 0x12

Definition at line 73 of file mac53c94.h.

#define CMD_CLR_ATN 0x1b

Definition at line 76 of file mac53c94.h.

#define CMD_DISABLE_SEL 0x45

Definition at line 96 of file mac53c94.h.

#define CMD_DISC_SEQ 0x23

Definition at line 81 of file mac53c94.h.

#define CMD_DISCONNECT 0x27

Definition at line 84 of file mac53c94.h.

#define CMD_DMA_MODE 0x80

Definition at line 60 of file mac53c94.h.

#define CMD_ENABLE_SEL 0x44

Definition at line 95 of file mac53c94.h.

#define CMD_FLUSH 1

Definition at line 67 of file mac53c94.h.

#define CMD_I_COMPLETE 0x11

Definition at line 72 of file mac53c94.h.

#define CMD_MODE_DISC 0x40

Definition at line 64 of file mac53c94.h.

#define CMD_MODE_INIT 0x10

Definition at line 62 of file mac53c94.h.

#define CMD_MODE_MASK 0x70

Definition at line 61 of file mac53c94.h.

#define CMD_MODE_TARG 0x20

Definition at line 63 of file mac53c94.h.

#define CMD_NOP 0

Definition at line 66 of file mac53c94.h.

#define CMD_RECV_CDB 0x29

Definition at line 86 of file mac53c94.h.

#define CMD_RECV_CMD 0x2b

Definition at line 88 of file mac53c94.h.

#define CMD_RECV_DATA 0x2a

Definition at line 87 of file mac53c94.h.

#define CMD_RECV_MSG 0x28

Definition at line 85 of file mac53c94.h.

#define CMD_RESEL_ATN3 0x47

Definition at line 98 of file mac53c94.h.

#define CMD_RESELECT 0x40

Definition at line 91 of file mac53c94.h.

#define CMD_RESET 2

Definition at line 68 of file mac53c94.h.

#define CMD_SCSI_RESET 3

Definition at line 69 of file mac53c94.h.

#define CMD_SEL_ATN3 0x46

Definition at line 97 of file mac53c94.h.

#define CMD_SELATN_STOP 0x43

Definition at line 94 of file mac53c94.h.

#define CMD_SELECT 0x41

Definition at line 92 of file mac53c94.h.

#define CMD_SELECT_ATN 0x42

Definition at line 93 of file mac53c94.h.

#define CMD_SEND_DATA 0x22

Definition at line 80 of file mac53c94.h.

#define CMD_SEND_MSG 0x20

Definition at line 78 of file mac53c94.h.

#define CMD_SEND_STATUS 0x21

Definition at line 79 of file mac53c94.h.

#define CMD_SET_ATN 0x1a

Definition at line 75 of file mac53c94.h.

#define CMD_T_COMPLETE 0x25

Definition at line 83 of file mac53c94.h.

#define CMD_TERMINATE 0x24

Definition at line 82 of file mac53c94.h.

#define CMD_XFER_DATA 0x10

Definition at line 71 of file mac53c94.h.

#define CMD_XFER_PAD 0x18

Definition at line 74 of file mac53c94.h.

#define dest_id status

Definition at line 52 of file mac53c94.h.

#define FLAGS_FIFO_LEV 0x1f

Definition at line 150 of file mac53c94.h.

#define FLAGS_SEQ_STEP 0xe0

Definition at line 151 of file mac53c94.h.

#define INTR_BUS_SERV 0x10 /* bus service requested */

Definition at line 119 of file mac53c94.h.

#define INTR_DISCONNECT 0x20 /* we got disconnected */

Definition at line 118 of file mac53c94.h.

#define INTR_DONE 0x08 /* function completed */

Definition at line 120 of file mac53c94.h.

#define INTR_ILL_CMD 0x40 /* illegal command */

Definition at line 117 of file mac53c94.h.

#define INTR_RESELECTED 0x04 /* we were reselected */

Definition at line 121 of file mac53c94.h.

#define INTR_RESET 0x80 /* SCSI bus was reset */

Definition at line 116 of file mac53c94.h.

#define INTR_SEL_ATN 0x02 /* we were selected, ATN asserted */

Definition at line 122 of file mac53c94.h.

#define INTR_SELECT 0x01 /* we were selected, ATN negated */

Definition at line 123 of file mac53c94.h.

#define sel_timeout interrupt

Definition at line 53 of file mac53c94.h.

#define SS_ARB_SEL 0 /* Selection & arbitration complete */

Definition at line 134 of file mac53c94.h.

#define SS_DONE 4 /* Command was sent OK */

Definition at line 138 of file mac53c94.h.

#define SS_MASK 7

Definition at line 133 of file mac53c94.h.

#define SS_MSG_SENT 1 /* One message byte sent */

Definition at line 135 of file mac53c94.h.

#define SS_NOT_CMD 2 /* Not in command phase */

Definition at line 136 of file mac53c94.h.

#define SS_PHASE_CHG 3 /* Early phase change, cmd bytes lost */

Definition at line 137 of file mac53c94.h.

#define STAT_CD 0x02

Definition at line 110 of file mac53c94.h.

#define STAT_DONE 0x08

Definition at line 107 of file mac53c94.h.

#define STAT_ERROR 0x40

Definition at line 104 of file mac53c94.h.

#define STAT_IO 0x01

Definition at line 111 of file mac53c94.h.

#define STAT_IRQ 0x80

Definition at line 103 of file mac53c94.h.

#define STAT_MSG 0x04

Definition at line 109 of file mac53c94.h.

#define STAT_PARITY 0x20

Definition at line 105 of file mac53c94.h.

#define STAT_PHASE 0x07

Definition at line 108 of file mac53c94.h.

#define STAT_TC_ZERO 0x10

Definition at line 106 of file mac53c94.h.

#define sync_offset flags

Definition at line 55 of file mac53c94.h.

#define sync_period seqstep

Definition at line 54 of file mac53c94.h.

#define SYNCO_ASS_CTRL 0x30 /* REQ/ACK assertion control */

Definition at line 157 of file mac53c94.h.

#define SYNCO_MASK 0x0f

Definition at line 156 of file mac53c94.h.

#define SYNCO_NEG_CTRL 0xc0 /* REQ/ACK negation control */

Definition at line 158 of file mac53c94.h.

#define SYNCP_MASK 0x1f

Definition at line 143 of file mac53c94.h.

#define SYNCP_MAX 31

Definition at line 145 of file mac53c94.h.

#define SYNCP_MIN 4

Definition at line 144 of file mac53c94.h.

#define TEST_INITIATOR 2 /* initiator test mode */

Definition at line 180 of file mac53c94.h.

#define TEST_TARGET 1 /* target test mode */

Definition at line 179 of file mac53c94.h.

#define TEST_TRISTATE 4 /* tristate (hi-z) test mode */

Definition at line 181 of file mac53c94.h.

#define TIMO_VAL ( x ) ((x) * 5000 / 7682)

Definition at line 128 of file mac53c94.h.

Data Structures

Macros

Macro Definition Documentation