summaryrefslogtreecommitdiffstats
path: root/drivers/scsi/sata_promise.h
diff options
context:
space:
mode:
Diffstat (limited to 'drivers/scsi/sata_promise.h')
-rw-r--r--drivers/scsi/sata_promise.h157
1 files changed, 0 insertions, 157 deletions
diff --git a/drivers/scsi/sata_promise.h b/drivers/scsi/sata_promise.h
deleted file mode 100644
index 6ee5e190262..00000000000
--- a/drivers/scsi/sata_promise.h
+++ /dev/null
@@ -1,157 +0,0 @@
-/*
- * sata_promise.h - Promise SATA common definitions and inline funcs
- *
- * Copyright 2003-2004 Red Hat, Inc.
- *
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; either version 2, or (at your option)
- * any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; see the file COPYING. If not, write to
- * the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
- *
- *
- * libata documentation is available via 'make {ps|pdf}docs',
- * as Documentation/DocBook/libata.*
- *
- */
-
-#ifndef __SATA_PROMISE_H__
-#define __SATA_PROMISE_H__
-
-#include <linux/ata.h>
-
-enum pdc_packet_bits {
- PDC_PKT_READ = (1 << 2),
- PDC_PKT_NODATA = (1 << 3),
-
- PDC_PKT_SIZEMASK = (1 << 7) | (1 << 6) | (1 << 5),
- PDC_PKT_CLEAR_BSY = (1 << 4),
- PDC_PKT_WAIT_DRDY = (1 << 3) | (1 << 4),
- PDC_LAST_REG = (1 << 3),
-
- PDC_REG_DEVCTL = (1 << 3) | (1 << 2) | (1 << 1),
-};
-
-static inline unsigned int pdc_pkt_header(struct ata_taskfile *tf,
- dma_addr_t sg_table,
- unsigned int devno, u8 *buf)
-{
- u8 dev_reg;
- u32 *buf32 = (u32 *) buf;
-
- /* set control bits (byte 0), zero delay seq id (byte 3),
- * and seq id (byte 2)
- */
- switch (tf->protocol) {
- case ATA_PROT_DMA:
- if (!(tf->flags & ATA_TFLAG_WRITE))
- buf32[0] = cpu_to_le32(PDC_PKT_READ);
- else
- buf32[0] = 0;
- break;
-
- case ATA_PROT_NODATA:
- buf32[0] = cpu_to_le32(PDC_PKT_NODATA);
- break;
-
- default:
- BUG();
- break;
- }
-
- buf32[1] = cpu_to_le32(sg_table); /* S/G table addr */
- buf32[2] = 0; /* no next-packet */
-
- if (devno == 0)
- dev_reg = ATA_DEVICE_OBS;
- else
- dev_reg = ATA_DEVICE_OBS | ATA_DEV1;
-
- /* select device */
- buf[12] = (1 << 5) | PDC_PKT_CLEAR_BSY | ATA_REG_DEVICE;
- buf[13] = dev_reg;
-
- /* device control register */
- buf[14] = (1 << 5) | PDC_REG_DEVCTL;
- buf[15] = tf->ctl;
-
- return 16; /* offset of next byte */
-}
-
-static inline unsigned int pdc_pkt_footer(struct ata_taskfile *tf, u8 *buf,
- unsigned int i)
-{
- if (tf->flags & ATA_TFLAG_DEVICE) {
- buf[i++] = (1 << 5) | ATA_REG_DEVICE;
- buf[i++] = tf->device;
- }
-
- /* and finally the command itself; also includes end-of-pkt marker */
- buf[i++] = (1 << 5) | PDC_LAST_REG | ATA_REG_CMD;
- buf[i++] = tf->command;
-
- return i;
-}
-
-static inline unsigned int pdc_prep_lba28(struct ata_taskfile *tf, u8 *buf, unsigned int i)
-{
- /* the "(1 << 5)" should be read "(count << 5)" */
-
- /* ATA command block registers */
- buf[i++] = (1 << 5) | ATA_REG_FEATURE;
- buf[i++] = tf->feature;
-
- buf[i++] = (1 << 5) | ATA_REG_NSECT;
- buf[i++] = tf->nsect;
-
- buf[i++] = (1 << 5) | ATA_REG_LBAL;
- buf[i++] = tf->lbal;
-
- buf[i++] = (1 << 5) | ATA_REG_LBAM;
- buf[i++] = tf->lbam;
-
- buf[i++] = (1 << 5) | ATA_REG_LBAH;
- buf[i++] = tf->lbah;
-
- return i;
-}
-
-static inline unsigned int pdc_prep_lba48(struct ata_taskfile *tf, u8 *buf, unsigned int i)
-{
- /* the "(2 << 5)" should be read "(count << 5)" */
-
- /* ATA command block registers */
- buf[i++] = (2 << 5) | ATA_REG_FEATURE;
- buf[i++] = tf->hob_feature;
- buf[i++] = tf->feature;
-
- buf[i++] = (2 << 5) | ATA_REG_NSECT;
- buf[i++] = tf->hob_nsect;
- buf[i++] = tf->nsect;
-
- buf[i++] = (2 << 5) | ATA_REG_LBAL;
- buf[i++] = tf->hob_lbal;
- buf[i++] = tf->lbal;
-
- buf[i++] = (2 << 5) | ATA_REG_LBAM;
- buf[i++] = tf->hob_lbam;
- buf[i++] = tf->lbam;
-
- buf[i++] = (2 << 5) | ATA_REG_LBAH;
- buf[i++] = tf->hob_lbah;
- buf[i++] = tf->lbah;
-
- return i;
-}
-
-
-#endif /* __SATA_PROMISE_H__ */