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-rw-r--r--drivers/scsi/t128.h39
1 files changed, 20 insertions, 19 deletions
diff --git a/drivers/scsi/t128.h b/drivers/scsi/t128.h
index 646e840266e2..76a069b7ac0b 100644
--- a/drivers/scsi/t128.h
+++ b/drivers/scsi/t128.h
@@ -8,20 +8,20 @@
8 * drew@colorado.edu 8 * drew@colorado.edu
9 * +1 (303) 440-4894 9 * +1 (303) 440-4894
10 * 10 *
11 * DISTRIBUTION RELEASE 3. 11 * DISTRIBUTION RELEASE 3.
12 * 12 *
13 * For more information, please consult 13 * For more information, please consult
14 * 14 *
15 * Trantor Systems, Ltd. 15 * Trantor Systems, Ltd.
16 * T128/T128F/T228 SCSI Host Adapter 16 * T128/T128F/T228 SCSI Host Adapter
17 * Hardware Specifications 17 * Hardware Specifications
18 * 18 *
19 * Trantor Systems, Ltd. 19 * Trantor Systems, Ltd.
20 * 5415 Randall Place 20 * 5415 Randall Place
21 * Fremont, CA 94538 21 * Fremont, CA 94538
22 * 1+ (415) 770-1400, FAX 1+ (415) 770-9910 22 * 1+ (415) 770-1400, FAX 1+ (415) 770-9910
23 * 23 *
24 * and 24 * and
25 * 25 *
26 * NCR 5380 Family 26 * NCR 5380 Family
27 * SCSI Protocol Controller 27 * SCSI Protocol Controller
@@ -48,15 +48,15 @@
48#define TDEBUG_TRANSFER 0x2 48#define TDEBUG_TRANSFER 0x2
49 49
50/* 50/*
51 * The trantor boards are memory mapped. They use an NCR5380 or 51 * The trantor boards are memory mapped. They use an NCR5380 or
52 * equivalent (my sample board had part second sourced from ZILOG). 52 * equivalent (my sample board had part second sourced from ZILOG).
53 * NCR's recommended "Pseudo-DMA" architecture is used, where 53 * NCR's recommended "Pseudo-DMA" architecture is used, where
54 * a PAL drives the DMA signals on the 5380 allowing fast, blind 54 * a PAL drives the DMA signals on the 5380 allowing fast, blind
55 * transfers with proper handshaking. 55 * transfers with proper handshaking.
56 */ 56 */
57 57
58/* 58/*
59 * Note : a boot switch is provided for the purpose of informing the 59 * Note : a boot switch is provided for the purpose of informing the
60 * firmware to boot or not boot from attached SCSI devices. So, I imagine 60 * firmware to boot or not boot from attached SCSI devices. So, I imagine
61 * there are fewer people who've yanked the ROM like they do on the Seagate 61 * there are fewer people who've yanked the ROM like they do on the Seagate
62 * to make bootup faster, and I'll probably use this for autodetection. 62 * to make bootup faster, and I'll probably use this for autodetection.
@@ -92,19 +92,20 @@
92#define T_DATA_REG_OFFSET 0x1e00 /* rw 512 bytes long */ 92#define T_DATA_REG_OFFSET 0x1e00 /* rw 512 bytes long */
93 93
94#ifndef ASM 94#ifndef ASM
95static int t128_abort(Scsi_Cmnd *); 95static int t128_abort(struct scsi_cmnd *);
96static int t128_biosparam(struct scsi_device *, struct block_device *, 96static int t128_biosparam(struct scsi_device *, struct block_device *,
97 sector_t, int*); 97 sector_t, int*);
98static int t128_detect(struct scsi_host_template *); 98static int t128_detect(struct scsi_host_template *);
99static int t128_queue_command(Scsi_Cmnd *, void (*done)(Scsi_Cmnd *)); 99static int t128_queue_command(struct scsi_cmnd *,
100static int t128_bus_reset(Scsi_Cmnd *); 100 void (*done)(struct scsi_cmnd *));
101static int t128_bus_reset(struct scsi_cmnd *);
101 102
102#ifndef CMD_PER_LUN 103#ifndef CMD_PER_LUN
103#define CMD_PER_LUN 2 104#define CMD_PER_LUN 2
104#endif 105#endif
105 106
106#ifndef CAN_QUEUE 107#ifndef CAN_QUEUE
107#define CAN_QUEUE 32 108#define CAN_QUEUE 32
108#endif 109#endif
109 110
110#ifndef HOSTS_C 111#ifndef HOSTS_C
@@ -120,7 +121,7 @@ static int t128_bus_reset(Scsi_Cmnd *);
120 121
121#define T128_address(reg) (base + T_5380_OFFSET + ((reg) * 0x20)) 122#define T128_address(reg) (base + T_5380_OFFSET + ((reg) * 0x20))
122 123
123#if !(TDEBUG & TDEBUG_TRANSFER) 124#if !(TDEBUG & TDEBUG_TRANSFER)
124#define NCR5380_read(reg) readb(T128_address(reg)) 125#define NCR5380_read(reg) readb(T128_address(reg))
125#define NCR5380_write(reg, value) writeb((value),(T128_address(reg))) 126#define NCR5380_write(reg, value) writeb((value),(T128_address(reg)))
126#else 127#else
@@ -129,7 +130,7 @@ static int t128_bus_reset(Scsi_Cmnd *);
129 , instance->hostno, (reg), T128_address(reg))), readb(T128_address(reg))) 130 , instance->hostno, (reg), T128_address(reg))), readb(T128_address(reg)))
130 131
131#define NCR5380_write(reg, value) { \ 132#define NCR5380_write(reg, value) { \
132 printk("scsi%d : write %02x to register %d at address %08x\n", \ 133 printk("scsi%d : write %02x to register %d at address %08x\n", \
133 instance->hostno, (value), (reg), T128_address(reg)); \ 134 instance->hostno, (value), (reg), T128_address(reg)); \
134 writeb((value), (T128_address(reg))); \ 135 writeb((value), (T128_address(reg))); \
135} 136}
@@ -142,10 +143,10 @@ static int t128_bus_reset(Scsi_Cmnd *);
142#define NCR5380_bus_reset t128_bus_reset 143#define NCR5380_bus_reset t128_bus_reset
143#define NCR5380_proc_info t128_proc_info 144#define NCR5380_proc_info t128_proc_info
144 145
145/* 15 14 12 10 7 5 3 146/* 15 14 12 10 7 5 3
146 1101 0100 1010 1000 */ 147 1101 0100 1010 1000 */
147 148
148#define T128_IRQS 0xc4a8 149#define T128_IRQS 0xc4a8
149 150
150#endif /* else def HOSTS_C */ 151#endif /* else def HOSTS_C */
151#endif /* ndef ASM */ 152#endif /* ndef ASM */