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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [scsi/] [atari_scsi.h] - Blame information for rev 1765

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/*
 * atari_scsi.h -- Header file for the Atari native SCSI driver
 *
 * Copyright 1994 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>
 *
 * (Loosely based on the work of Robert De Vries' team)
 *
 * This file is subject to the terms and conditions of the GNU General Public
 * License.  See the file COPYING in the main directory of this archive
 * for more details.
 *
 */
 
 
#ifndef ATARI_SCSI_H
#define ATARI_SCSI_H
 
/* (I_HAVE_OVERRUNS stuff removed) */
 
#ifndef ASM
int atari_scsi_abort (Scsi_Cmnd *);
int atari_scsi_detect (Scsi_Host_Template *);
const char *atari_scsi_info (struct Scsi_Host *);
int atari_scsi_queue_command (Scsi_Cmnd *, void (*done) (Scsi_Cmnd *));
int atari_scsi_reset (Scsi_Cmnd *, unsigned int);
int atari_scsi_proc_info (char *, char **, off_t, int, int, int);
#ifdef MODULE
int atari_scsi_release (struct Scsi_Host *);
#else
#define atari_scsi_release NULL
#endif
 
/* The values for CMD_PER_LUN and CAN_QUEUE are somehow arbitrary. Higher
 * values should work, too; try it! (but cmd_per_lun costs memory!) */
 
/* But there seems to be a bug somewhere that requires CAN_QUEUE to be
 * 2*CMD_PER_LUN. At least on a TT, no spurious timeouts seen since
 * changed CMD_PER_LUN... */
 
/* Note: The Falcon currently uses 8/1 setting due to unsolved problems with
 * cmd_per_lun != 1 */
 
#define ATARI_TT_CAN_QUEUE              16
#define ATARI_TT_CMD_PER_LUN            8
#define ATARI_TT_SG_TABLESIZE           SG_ALL
 
#define ATARI_FALCON_CAN_QUEUE          8
#define ATARI_FALCON_CMD_PER_LUN        1
#define ATARI_FALCON_SG_TABLESIZE       SG_NONE
 
#define DEFAULT_USE_TAGGED_QUEUING      0
 
 
#define ATARI_SCSI {    proc_info:         atari_scsi_proc_info,        \
                        name:              "Atari native SCSI",         \
                        detect:            atari_scsi_detect,           \
                        release:           atari_scsi_release,          \
                        info:              atari_scsi_info,             \
                        queuecommand:      atari_scsi_queue_command,    \
                        abort:             atari_scsi_abort,            \
                        reset:             atari_scsi_reset,            \
                        can_queue:         0, /* initialized at run-time */      \
                        this_id:           0, /* initialized at run-time */      \
                        sg_tablesize:      0, /* initialized at run-time */      \
                        cmd_per_lun:       0, /* initialized at run-time */      \
                        use_clustering:    DISABLE_CLUSTERING }
 
#define NCR5380_implementation_fields   /* none */
 
#define NCR5380_read(reg)                 atari_scsi_reg_read( reg )
#define NCR5380_write(reg, value) atari_scsi_reg_write( reg, value )
 
#define NCR5380_intr atari_scsi_intr
#define NCR5380_queue_command atari_scsi_queue_command
#define NCR5380_abort atari_scsi_abort
#define NCR5380_proc_info atari_scsi_proc_info
#define NCR5380_dma_read_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 0)
#define NCR5380_dma_write_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 1)
#define NCR5380_dma_residual(inst) atari_scsi_dma_residual( inst )
#define NCR5380_dma_xfer_len(i,cmd,phase) \
        atari_dma_xfer_len(cmd->SCp.this_residual,cmd,((phase) & SR_IO) ? 0 : 1)
 
/* Debugging printk definitions:
 *
 *  ARB  -> arbitration
 *  ASEN -> auto-sense
 *  DMA  -> DMA
 *  HSH  -> PIO handshake
 *  INF  -> information transfer
 *  INI  -> initialization
 *  INT  -> interrupt
 *  LNK  -> linked commands
 *  MAIN -> NCR5380_main() control flow
 *  NDAT -> no data-out phase
 *  NWR  -> no write commands
 *  PIO  -> PIO transfers
 *  PDMA -> pseudo DMA (unused on Atari)
 *  QU   -> queues
 *  RSL  -> reselections
 *  SEL  -> selections
 *  USL  -> usleep cpde (unused on Atari)
 *  LBS  -> last byte sent (unused on Atari)
 *  RSS  -> restarting of selections
 *  EXT  -> extended messages
 *  ABRT -> aborting and resetting
 *  TAG  -> queue tag handling
 *  MER  -> merging of consec. buffers
 *
 */
 
#if NDEBUG & NDEBUG_ARBITRATION
#define ARB_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define ARB_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_AUTOSENSE
#define ASEN_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define ASEN_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_DMA
#define DMA_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define DMA_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_HANDSHAKE
#define HSH_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define HSH_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_INFORMATION
#define INF_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define INF_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_INIT
#define INI_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define INI_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_INTR
#define INT_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define INT_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_LINKED
#define LNK_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define LNK_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_MAIN
#define MAIN_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define MAIN_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_NO_DATAOUT
#define NDAT_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define NDAT_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_NO_WRITE
#define NWR_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define NWR_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_PIO
#define PIO_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define PIO_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_PSEUDO_DMA
#define PDMA_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define PDMA_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_QUEUES
#define QU_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define QU_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_RESELECTION
#define RSL_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define RSL_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_SELECTION
#define SEL_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define SEL_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_USLEEP
#define USL_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define USL_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_LAST_BYTE_SENT
#define LBS_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define LBS_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_RESTART_SELECT
#define RSS_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define RSS_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_EXTENDED
#define EXT_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define EXT_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_ABORT
#define ABRT_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define ABRT_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_TAGS
#define TAG_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define TAG_PRINTK(format, args...)
#endif
#if NDEBUG & NDEBUG_MERGING
#define MER_PRINTK(format, args...) \
        printk(KERN_DEBUG format , ## args)
#else
#define MER_PRINTK(format, args...)
#endif
 
/* conditional macros for NCR5380_print_{,phase,status} */
 
#define NCR_PRINT(mask) \
        ((NDEBUG & (mask)) ? NCR5380_print(instance) : (void)0)
 
#define NCR_PRINT_PHASE(mask) \
        ((NDEBUG & (mask)) ? NCR5380_print_phase(instance) : (void)0)
 
#define NCR_PRINT_STATUS(mask) \
        ((NDEBUG & (mask)) ? NCR5380_print_status(instance) : (void)0)
 
#define NDEBUG_ANY      0xffffffff
 
 
#endif /* ndef ASM */
#endif /* ATARI_SCSI_H */
 
 

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[/] [or1k/] [trunk/] [linux/] [linux-2.4/] [drivers/] [scsi/] [atari_scsi.h] - Blame information for rev 1765

Line No.	Rev	Author	Line
1	1275	phoenix	`/*`
2			`* atari_scsi.h -- Header file for the Atari native SCSI driver`
3			`*`
4			`* Copyright 1994 Roman Hodek <Roman.Hodek@informatik.uni-erlangen.de>`
5			`*`
6			`* (Loosely based on the work of Robert De Vries' team)`
7			`*`
8			`* This file is subject to the terms and conditions of the GNU General Public`
9			`* License. See the file COPYING in the main directory of this archive`
10			`* for more details.`
11			`*`
12			`*/`
13
14
15			`#ifndef ATARI_SCSI_H`
16			`#define ATARI_SCSI_H`
17
18			`/* (I_HAVE_OVERRUNS stuff removed) */`
19
20			`#ifndef ASM`
21			`int atari_scsi_abort (Scsi_Cmnd *);`
22			`int atari_scsi_detect (Scsi_Host_Template *);`
23			`const char atari_scsi_info (struct Scsi_Host );`
24			`int atari_scsi_queue_command (Scsi_Cmnd , void (done) (Scsi_Cmnd *));`
25			`int atari_scsi_reset (Scsi_Cmnd *, unsigned int);`
26			`int atari_scsi_proc_info (char , char *, off_t, int, int, int);`
27			`#ifdef MODULE`
28			`int atari_scsi_release (struct Scsi_Host *);`
29			`#else`
30			`#define atari_scsi_release NULL`
31			`#endif`
32
33			`/* The values for CMD_PER_LUN and CAN_QUEUE are somehow arbitrary. Higher`
34			`* values should work, too; try it! (but cmd_per_lun costs memory!) */`
35
36			`/* But there seems to be a bug somewhere that requires CAN_QUEUE to be`
37			`* 2*CMD_PER_LUN. At least on a TT, no spurious timeouts seen since`
38			`* changed CMD_PER_LUN... */`
39
40			`/* Note: The Falcon currently uses 8/1 setting due to unsolved problems with`
41			`* cmd_per_lun != 1 */`
42
43			`#define ATARI_TT_CAN_QUEUE 16`
44			`#define ATARI_TT_CMD_PER_LUN 8`
45			`#define ATARI_TT_SG_TABLESIZE SG_ALL`
46
47			`#define ATARI_FALCON_CAN_QUEUE 8`
48			`#define ATARI_FALCON_CMD_PER_LUN 1`
49			`#define ATARI_FALCON_SG_TABLESIZE SG_NONE`
50
51			`#define DEFAULT_USE_TAGGED_QUEUING 0`
52
53
54			`#define ATARI_SCSI { proc_info: atari_scsi_proc_info, \`
55			`name: "Atari native SCSI", \`
56			`detect: atari_scsi_detect, \`
57			`release: atari_scsi_release, \`
58			`info: atari_scsi_info, \`
59			`queuecommand: atari_scsi_queue_command, \`
60			`abort: atari_scsi_abort, \`
61			`reset: atari_scsi_reset, \`
62			`can_queue: 0, /* initialized at run-time */ \`
63			`this_id: 0, /* initialized at run-time */ \`
64			`sg_tablesize: 0, /* initialized at run-time */ \`
65			`cmd_per_lun: 0, /* initialized at run-time */ \`
66			`use_clustering: DISABLE_CLUSTERING }`
67
68			`#define NCR5380_implementation_fields /* none */`
69
70			`#define NCR5380_read(reg) atari_scsi_reg_read( reg )`
71			`#define NCR5380_write(reg, value) atari_scsi_reg_write( reg, value )`
72
73			`#define NCR5380_intr atari_scsi_intr`
74			`#define NCR5380_queue_command atari_scsi_queue_command`
75			`#define NCR5380_abort atari_scsi_abort`
76			`#define NCR5380_proc_info atari_scsi_proc_info`
77			`#define NCR5380_dma_read_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 0)`
78			`#define NCR5380_dma_write_setup(inst,d,c) atari_scsi_dma_setup (inst, d, c, 1)`
79			`#define NCR5380_dma_residual(inst) atari_scsi_dma_residual( inst )`
80			`#define NCR5380_dma_xfer_len(i,cmd,phase) \`
81			`atari_dma_xfer_len(cmd->SCp.this_residual,cmd,((phase) & SR_IO) ? 0 : 1)`
82
83			`/* Debugging printk definitions:`
84			`*`
85			`* ARB -> arbitration`
86			`* ASEN -> auto-sense`
87			`* DMA -> DMA`
88			`* HSH -> PIO handshake`
89			`* INF -> information transfer`
90			`* INI -> initialization`
91			`* INT -> interrupt`
92			`* LNK -> linked commands`
93			`* MAIN -> NCR5380_main() control flow`
94			`* NDAT -> no data-out phase`
95			`* NWR -> no write commands`
96			`* PIO -> PIO transfers`
97			`* PDMA -> pseudo DMA (unused on Atari)`
98			`* QU -> queues`
99			`* RSL -> reselections`
100			`* SEL -> selections`
101			`* USL -> usleep cpde (unused on Atari)`
102			`* LBS -> last byte sent (unused on Atari)`
103			`* RSS -> restarting of selections`
104			`* EXT -> extended messages`
105			`* ABRT -> aborting and resetting`
106			`* TAG -> queue tag handling`
107			`* MER -> merging of consec. buffers`
108			`*`
109			`*/`
110
111			`#if NDEBUG & NDEBUG_ARBITRATION`
112			`#define ARB_PRINTK(format, args...) \`
113			`printk(KERN_DEBUG format , ## args)`
114			`#else`
115			`#define ARB_PRINTK(format, args...)`
116			`#endif`
117			`#if NDEBUG & NDEBUG_AUTOSENSE`
118			`#define ASEN_PRINTK(format, args...) \`
119			`printk(KERN_DEBUG format , ## args)`
120			`#else`
121			`#define ASEN_PRINTK(format, args...)`
122			`#endif`
123			`#if NDEBUG & NDEBUG_DMA`
124			`#define DMA_PRINTK(format, args...) \`
125			`printk(KERN_DEBUG format , ## args)`
126			`#else`
127			`#define DMA_PRINTK(format, args...)`
128			`#endif`
129			`#if NDEBUG & NDEBUG_HANDSHAKE`
130			`#define HSH_PRINTK(format, args...) \`
131			`printk(KERN_DEBUG format , ## args)`
132			`#else`
133			`#define HSH_PRINTK(format, args...)`
134			`#endif`
135			`#if NDEBUG & NDEBUG_INFORMATION`
136			`#define INF_PRINTK(format, args...) \`
137			`printk(KERN_DEBUG format , ## args)`
138			`#else`
139			`#define INF_PRINTK(format, args...)`
140			`#endif`
141			`#if NDEBUG & NDEBUG_INIT`
142			`#define INI_PRINTK(format, args...) \`
143			`printk(KERN_DEBUG format , ## args)`
144			`#else`
145			`#define INI_PRINTK(format, args...)`
146			`#endif`
147			`#if NDEBUG & NDEBUG_INTR`
148			`#define INT_PRINTK(format, args...) \`
149			`printk(KERN_DEBUG format , ## args)`
150			`#else`
151			`#define INT_PRINTK(format, args...)`
152			`#endif`
153			`#if NDEBUG & NDEBUG_LINKED`
154			`#define LNK_PRINTK(format, args...) \`
155			`printk(KERN_DEBUG format , ## args)`
156			`#else`
157			`#define LNK_PRINTK(format, args...)`
158			`#endif`
159			`#if NDEBUG & NDEBUG_MAIN`
160			`#define MAIN_PRINTK(format, args...) \`
161			`printk(KERN_DEBUG format , ## args)`
162			`#else`
163			`#define MAIN_PRINTK(format, args...)`
164			`#endif`
165			`#if NDEBUG & NDEBUG_NO_DATAOUT`
166			`#define NDAT_PRINTK(format, args...) \`
167			`printk(KERN_DEBUG format , ## args)`
168			`#else`
169			`#define NDAT_PRINTK(format, args...)`
170			`#endif`
171			`#if NDEBUG & NDEBUG_NO_WRITE`
172			`#define NWR_PRINTK(format, args...) \`
173			`printk(KERN_DEBUG format , ## args)`
174			`#else`
175			`#define NWR_PRINTK(format, args...)`
176			`#endif`
177			`#if NDEBUG & NDEBUG_PIO`
178			`#define PIO_PRINTK(format, args...) \`
179			`printk(KERN_DEBUG format , ## args)`
180			`#else`
181			`#define PIO_PRINTK(format, args...)`
182			`#endif`
183			`#if NDEBUG & NDEBUG_PSEUDO_DMA`
184			`#define PDMA_PRINTK(format, args...) \`
185			`printk(KERN_DEBUG format , ## args)`
186			`#else`
187			`#define PDMA_PRINTK(format, args...)`
188			`#endif`
189			`#if NDEBUG & NDEBUG_QUEUES`
190			`#define QU_PRINTK(format, args...) \`
191			`printk(KERN_DEBUG format , ## args)`
192			`#else`
193			`#define QU_PRINTK(format, args...)`
194			`#endif`
195			`#if NDEBUG & NDEBUG_RESELECTION`
196			`#define RSL_PRINTK(format, args...) \`
197			`printk(KERN_DEBUG format , ## args)`
198			`#else`
199			`#define RSL_PRINTK(format, args...)`
200			`#endif`
201			`#if NDEBUG & NDEBUG_SELECTION`
202			`#define SEL_PRINTK(format, args...) \`
203			`printk(KERN_DEBUG format , ## args)`
204			`#else`
205			`#define SEL_PRINTK(format, args...)`
206			`#endif`
207			`#if NDEBUG & NDEBUG_USLEEP`
208			`#define USL_PRINTK(format, args...) \`
209			`printk(KERN_DEBUG format , ## args)`
210			`#else`
211			`#define USL_PRINTK(format, args...)`
212			`#endif`
213			`#if NDEBUG & NDEBUG_LAST_BYTE_SENT`
214			`#define LBS_PRINTK(format, args...) \`
215			`printk(KERN_DEBUG format , ## args)`
216			`#else`
217			`#define LBS_PRINTK(format, args...)`
218			`#endif`
219			`#if NDEBUG & NDEBUG_RESTART_SELECT`
220			`#define RSS_PRINTK(format, args...) \`
221			`printk(KERN_DEBUG format , ## args)`
222			`#else`
223			`#define RSS_PRINTK(format, args...)`
224			`#endif`
225			`#if NDEBUG & NDEBUG_EXTENDED`
226			`#define EXT_PRINTK(format, args...) \`
227			`printk(KERN_DEBUG format , ## args)`
228			`#else`
229			`#define EXT_PRINTK(format, args...)`
230			`#endif`
231			`#if NDEBUG & NDEBUG_ABORT`
232			`#define ABRT_PRINTK(format, args...) \`
233			`printk(KERN_DEBUG format , ## args)`
234			`#else`
235			`#define ABRT_PRINTK(format, args...)`
236			`#endif`
237			`#if NDEBUG & NDEBUG_TAGS`
238			`#define TAG_PRINTK(format, args...) \`
239			`printk(KERN_DEBUG format , ## args)`
240			`#else`
241			`#define TAG_PRINTK(format, args...)`
242			`#endif`
243			`#if NDEBUG & NDEBUG_MERGING`
244			`#define MER_PRINTK(format, args...) \`
245			`printk(KERN_DEBUG format , ## args)`
246			`#else`
247			`#define MER_PRINTK(format, args...)`
248			`#endif`
249
250			`/* conditional macros for NCR5380_print_{,phase,status} */`
251
252			`#define NCR_PRINT(mask) \`
253			`((NDEBUG & (mask)) ? NCR5380_print(instance) : (void)0)`
254
255			`#define NCR_PRINT_PHASE(mask) \`
256			`((NDEBUG & (mask)) ? NCR5380_print_phase(instance) : (void)0)`
257
258			`#define NCR_PRINT_STATUS(mask) \`
259			`((NDEBUG & (mask)) ? NCR5380_print_status(instance) : (void)0)`
260
261			`#define NDEBUG_ANY 0xffffffff`
262
263
264			`#endif /* ndef ASM */`
265			`#endif /* ATARI_SCSI_H */`
266
267