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authorDan Williams <dan.j.williams@intel.com>2011-07-03 05:56:22 (GMT)
committerDan Williams <dan.j.williams@intel.com>2011-07-03 05:56:22 (GMT)
commit6f231dda68080759f1aed3769896e94c73099f0f (patch)
tree45b6ce02fa40e0e9c35526ac6c45950138387516 /drivers/scsi/isci/isci.h
parent59c5f46fbe01a00eedf54a23789634438bb80603 (diff)
downloadlinux-6f231dda68080759f1aed3769896e94c73099f0f.tar.xz
isci: Intel(R) C600 Series Chipset Storage Control Unit Driver
Support for the up to 2x4-port 6Gb/s SAS controllers embedded in the chipset. This is a snapshot of the first publicly available version of the driver, commit 4c1db2d0 in the 'historical' branch. git://git.kernel.org/pub/scm/linux/kernel/git/djbw/isci.git historical Signed-off-by: Maciej Trela <maciej.trela@intel.com> Signed-off-by: Dave Jiang <dave.jiang@intel.com> Signed-off-by: Edmund Nadolski <edmund.nadolski@intel.com> Signed-off-by: Dan Williams <dan.j.williams@intel.com>
Diffstat (limited to 'drivers/scsi/isci/isci.h')
-rw-r--r--drivers/scsi/isci/isci.h138
1 files changed, 138 insertions, 0 deletions
diff --git a/drivers/scsi/isci/isci.h b/drivers/scsi/isci/isci.h
new file mode 100644
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--- /dev/null
+++ b/drivers/scsi/isci/isci.h
@@ -0,0 +1,138 @@
+/*
+ * This file is provided under a dual BSD/GPLv2 license. When using or
+ * redistributing this file, you may do so under either license.
+ *
+ * GPL LICENSE SUMMARY
+ *
+ * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of version 2 of the GNU General Public License as
+ * published by the Free Software Foundation.
+ *
+ * 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; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
+ * The full GNU General Public License is included in this distribution
+ * in the file called LICENSE.GPL.
+ *
+ * BSD LICENSE
+ *
+ * Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ *
+ * * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ * * Redistributions in binary form must reproduce the above copyright
+ * notice, this list of conditions and the following disclaimer in
+ * the documentation and/or other materials provided with the
+ * distribution.
+ * * Neither the name of Intel Corporation nor the names of its
+ * contributors may be used to endorse or promote products derived
+ * from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+/**
+ * This file contains the isci_module object definition.
+ *
+ * isci.h
+ */
+
+#if !defined(_SCI_MODULE_H_)
+#define _SCI_MODULE_H_
+
+/**
+ * This file contains the SCI low level driver interface to the SCI and Libsas
+ * Libraries.
+ *
+ * isci.h
+ */
+
+#include <linux/kernel.h>
+#include <linux/list.h>
+#include <linux/types.h>
+#include <linux/spinlock.h>
+#include <linux/interrupt.h>
+#include <linux/firmware.h>
+#include <linux/bug.h>
+#include <scsi/libsas.h>
+#include <scsi/scsi.h>
+
+#include "sci_types.h"
+#include "sci_base_controller.h"
+#include "scic_controller.h"
+#include "host.h"
+#include "timers.h"
+#include "sci_status.h"
+
+extern int loglevel;
+extern struct kmem_cache *isci_kmem_cache;
+
+#define ISCI_FW_NAME "isci/isci_firmware.bin"
+
+#define ISCI_FIRMWARE_MIN_SIZE 149
+
+#define ISCI_FW_IDSIZE 12
+#define ISCI_FW_VER_OFS ISCI_FW_IDSIZE
+#define ISCI_FW_SUBVER_OFS ISCI_FW_VER_OFS + 1
+#define ISCI_FW_DATA_OFS ISCI_FW_SUBVER_OFS + 1
+
+#define ISCI_FW_HDR_PHYMASK 0x1
+#define ISCI_FW_HDR_PHYGEN 0x2
+#define ISCI_FW_HDR_SASADDR 0x3
+#define ISCI_FW_HDR_EOF 0xff
+
+struct isci_firmware {
+ const u8 *id;
+ u8 version;
+ u8 subversion;
+ const u32 *phy_masks;
+ u8 phy_masks_size;
+ const u32 *phy_gens;
+ u8 phy_gens_size;
+ const u64 *sas_addrs;
+ u8 sas_addrs_size;
+};
+
+irqreturn_t isci_isr(int vec, void *data);
+irqreturn_t isci_legacy_isr(int vec, void *data);
+
+enum sci_status isci_parse_oem_parameters(
+ union scic_oem_parameters *oem_params,
+ int scu_index,
+ struct isci_firmware *fw);
+
+enum sci_status isci_parse_user_parameters(
+ union scic_user_parameters *user_params,
+ int scu_index,
+ struct isci_firmware *fw);
+
+#ifdef ISCI_SLAVE_ALLOC
+extern int ISCI_SLAVE_ALLOC(struct scsi_device *scsi_dev);
+#endif /* ISCI_SLAVE_ALLOC */
+
+#ifdef ISCI_SLAVE_DESTROY
+extern void ISCI_SLAVE_DESTROY(struct scsi_device *scsi_dev);
+#endif /* ISCI_SLAVE_DESTROY */
+#endif /* !defined(_SCI_MODULE_H_) */