| /* | |
| * 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 | |
| /* 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 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_show_info atari_scsi_show_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) | |
| #endif /* ndef ASM */ | |
| #endif /* ATARI_SCSI_H */ | |