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-rw-r--r--scsi/scsi_cpu.c109
1 files changed, 0 insertions, 109 deletions
diff --git a/scsi/scsi_cpu.c b/scsi/scsi_cpu.c
deleted file mode 100644
index 979847c..0000000
--- a/scsi/scsi_cpu.c
+++ /dev/null
@@ -1,109 +0,0 @@
-/*
- * Mach Operating System
- * Copyright (c) 1991,1990 Carnegie Mellon University
- * All Rights Reserved.
- *
- * Permission to use, copy, modify and distribute this software and its
- * documentation is hereby granted, provided that both the copyright
- * notice and this permission notice appear in all copies of the
- * software, derivative works or modified versions, and any portions
- * thereof, and that both notices appear in supporting documentation.
- *
- * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
- * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND FOR
- * ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
- *
- * Carnegie Mellon requests users of this software to return to
- *
- * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
- * School of Computer Science
- * Carnegie Mellon University
- * Pittsburgh PA 15213-3890
- *
- * any improvements or extensions that they make and grant Carnegie Mellon
- * the rights to redistribute these changes.
- */
-/*
- * File: scsi_cpu.c
- * Author: Alessandro Forin, Carnegie Mellon University
- * Date: 10/90
- *
- * Middle layer of the SCSI driver: SCSI protocol implementation
- *
- * This file contains code for SCSI commands for PROCESSOR devices.
- */
-
-#include <mach/std_types.h>
-#include <scsi/compat_30.h>
-
-#include <scsi/scsi.h>
-#include <scsi/scsi2.h>
-#include <scsi/scsi_defs.h>
-
-#if (NSCSI > 0)
-
-char *sccpu_name(internal)
- boolean_t internal;
-{
- return internal ? "sc" : "cpu";
-}
-
-void scsi_send( tgt, ior)
- register target_info_t *tgt;
- io_req_t ior;
-{
- scsi_cmd_write_t *cmd;
- unsigned len; /* in bytes */
- unsigned int max_dma_data;
-
- max_dma_data = scsi_softc[(unsigned char)tgt->masterno]->max_dma_data;
-
- len = ior->io_count;
- if (len > max_dma_data)
- len = max_dma_data;
- if (len < tgt->block_size)
- len = tgt->block_size;
-
- cmd = (scsi_cmd_write_t*) (tgt->cmd_ptr);
- cmd->scsi_cmd_code = SCSI_CMD_SEND;
- cmd->scsi_cmd_lun_and_lba1 = 0;
- cmd->scsi_cmd_lba2 = len >> 16;
- cmd->scsi_cmd_lba3 = len >> 8;
- cmd->scsi_cmd_xfer_len = len;
- cmd->scsi_cmd_ctrl_byte = 0; /* not linked */
-
- tgt->cur_cmd = SCSI_CMD_SEND;
-
- scsi_go(tgt, sizeof(*cmd), 0, FALSE);
-}
-
-void scsi_receive( tgt, ior)
- register target_info_t *tgt;
- io_req_t ior;
-{
- scsi_cmd_read_t *cmd;
- register unsigned len;
- unsigned int max_dma_data;
-
- max_dma_data = scsi_softc[(unsigned char)tgt->masterno]->max_dma_data;
-
- len = ior->io_count;
- if (len > max_dma_data)
- len = max_dma_data;
- if (len < tgt->block_size)
- len = tgt->block_size;
-
- cmd = (scsi_cmd_read_t*) (tgt->cmd_ptr);
- cmd->scsi_cmd_code = SCSI_CMD_RECEIVE;
- cmd->scsi_cmd_lun_and_lba1 = 0;
- cmd->scsi_cmd_lba2 = len >> 16;
- cmd->scsi_cmd_lba3 = len >> 8;
- cmd->scsi_cmd_xfer_len = len;
- cmd->scsi_cmd_ctrl_byte = 0; /* not linked */
-
- tgt->cur_cmd = SCSI_CMD_RECEIVE;
-
- scsi_go(tgt, sizeof(*cmd), len, FALSE);
-}
-
-#endif /* NSCSI > 0 */