0cf3f85364
(Patsburg) integrated SAS controller. sys/dev/isci contains all files specific to FreeBSD. sys/dev/isci/scil contains OS-agnostic library maintained by Intel and modified to best integrate into FreeBSD kernel build environment. Sponsored by: Intel Reviewed by: scottl
300 lines
9.7 KiB
C
300 lines
9.7 KiB
C
/*-
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* This file is provided under a dual BSD/GPLv2 license. When using or
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* redistributing this file, you may do so under either license.
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*
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* GPL LICENSE SUMMARY
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of version 2 of the GNU General Public License as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA.
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* The full GNU General Public License is included in this distribution
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* in the file called LICENSE.GPL.
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*
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* BSD LICENSE
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*
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* Copyright(c) 2008 - 2011 Intel Corporation. All rights reserved.
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* All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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*
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* * Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* * Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in
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* the documentation and/or other materials provided with the
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* distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*
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* $FreeBSD$
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*/
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#ifndef _SCIC_SGPIO_H_
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#define _SCIC_SGPIO_H_
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/**
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* @file
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*
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* @brief This file contains all of the interface methods that can be called
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* by an SCI user on an Serialized General Purpose IO (SGPIO) object.
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*/
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#ifdef __cplusplus
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extern "C" {
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#endif // __cplusplus
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#include <dev/isci/scil/sci_types.h>
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//Programmable Blink Pattern Durations
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#define SGPIO_BLINK_DURATION_125 0x0
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#define SGPIO_BLINK_DURATION_250 0x1
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#define SGPIO_BLINK_DURATION_375 0x2
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#define SGPIO_BLINK_DURATION_500 0x3
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#define SGPIO_BLINK_DURATION_625 0x4
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#define SGPIO_BLINK_DURATION_750 0x5
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#define SGPIO_BLINK_DURATION_875 0x6
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#define SGPIO_BLINK_DURATION_1000 0x7
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#define SGPIO_BLINK_DURATION_1250 0x8
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#define SGPIO_BLINK_DURATION_1375 0x9
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#define SGPIO_BLINK_DURATION_1500 0xA
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#define SGPIO_BLINK_DURATION_1625 0xB
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#define SGPIO_BLINK_DURATION_1750 0xC
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#define SGPIO_BLINK_DURATION_1875 0xD
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#define SGPIO_BLINK_DURATION_2000 0xF
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#define ENABLE_SGPIO_FUNCTIONALITY 1
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#define DISABLE_SGPIO_FUNCTIONALITY 0
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#define SGPIO_HARDWARE_CONTROL 0x00000443
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#define SGPIO_SOFTWARE_CONTROL 0x00000444
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#define PHY_0_MASK 0x01
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#define PHY_1_MASK 0x02
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#define PHY_2_MASK 0x04
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#define PHY_3_MASK 0x08
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#define SGODSR_INVERT_BIT 0x4
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#define SGODSR_ERROR_LED_SHIFT 8
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#define SGODSR_LOCATE_LED_SHIFT 4
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#define SGODSR_ACTIVITY_LED_SHIFT 0
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#define SGPIO_BLINK_PATTERN_A 0x1
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#define SGPIO_BLINK_PATTERN_B 0x2
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/**
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* @brief This will set the vendor specific code in the SGPIO Vendor Specific Code
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* register that is sent on the sLoad wire at the start of each
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* bit stream.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param]in] vendor_specific_sequence - Vendor specific sequence set in the
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* SGVSCR register.
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*
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*/
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void scic_sgpio_set_vendor_code(
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SCI_CONTROLLER_HANDLE_T controller,
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U8 vendor_specific_sequence
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);
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/**
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* @brief Use this to set both programmable blink patterns A & B in the
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* SGPBR(Programmable Blink Register). Will set identical patterns
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* on both SGPIO units.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] pattern_a_high - High(LED on) duration time for pattern A
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* @param[in] pattern_a_low - Low(LED off) duration time for pattern A
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* @param[in] pattern_b_high - High(LED on) duration time for pattern B
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* @param[in] pattern_b_low - Low(LED off) duration time for pattern B
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*
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*/
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void scic_sgpio_set_blink_patterns(
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SCI_CONTROLLER_HANDLE_T controller,
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U8 pattern_a_low,
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U8 pattern_a_high,
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U8 pattern_b_low,
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U8 pattern_b_high
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);
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/**
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* @brief This will set the functionality enable bit in the SGPIO interface
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* control register, when set the bus pins will be used for SGPIO
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* signaling, if not the bus pins are used for direct led control.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] BOOL sgpio_mode - indication for SGPIO signaling.
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*
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*/
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void scic_sgpio_set_functionality(
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SCI_CONTROLLER_HANDLE_T controller,
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BOOL sgpio_mode
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);
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/**
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* @brief Communicates with hardware to set the blink pattern
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* of the error, locate, and activity LED's for phys
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* specified by the phy_mask parameter.
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* Function intend to be used to LEDs management
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* in non-inteligent backplanes.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] phy_mask - This field is a bit mask that specifies the phys
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* to be updated.
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* @param[in] error - If TRUE, apply pattern for the error LED
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* @param[in] locate - If TRUE, apply pattern for the locate LED
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* @param[in] activity - If TRUE, apply pattern for the activity LED
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* @param[in] pattern_selection - One of two patterns (A or B).
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* "A" and "B" patterns should be previously defined
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* by scic_sgpio_set_blink_patterns()
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*
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* @return none
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*/
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void scic_sgpio_apply_led_blink_pattern(
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SCI_CONTROLLER_HANDLE_T controller,
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U32 phy_mask,
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BOOL error,
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BOOL locate,
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BOOL activity,
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U8 pattern_selection
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);
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/**
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* @brief Communicates with hardware to set the blink pattern
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* of the error, locate, and activity LED's for all
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* phys in the port. Function intend to be used to LEDs
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* management in non-inteligent backplanes.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] port_handle - port handle is used to identify SGPIO bay
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* @param[in] error - If TRUE, apply pattern for the error LED
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* @param[in] locate - If TRUE, apply pattern for the locate LED
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* @param[in] activity - If TRUE, apply pattern for the activity LED
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* @param[in] pattern_selection - One of two patterns (A or B).
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* "A" and "B" patterns should be previously defined
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* by scic_sgpio_set_blink_patterns()
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*
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* @return none
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*/
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void scic_sgpio_set_led_blink_pattern(
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SCI_CONTROLLER_HANDLE_T controller,
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SCI_PORT_HANDLE_T port_handle,
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BOOL error,
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BOOL locate,
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BOOL activity,
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U8 pattern_selection
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);
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/**
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* @brief Communicates with hardware to set the state of the error, locate,
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* and activity LED's.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] phy_mask - This field is a bit mask that specifies the phys
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* to be updated.
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* @param[in] error - State to be set for the error LED
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* @param[in] locate - State to be set for the locate LED
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* @param[in] activity - State to be set for the activity LED
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*
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* @return none
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*/
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void scic_sgpio_update_led_state(
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SCI_CONTROLLER_HANDLE_T controller,
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U32 phy_mask,
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BOOL error,
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BOOL locate,
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BOOL activity
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);
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/**
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* @brief Communicates with hardware to set the state of the error, locate,
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* and activity LED's for all phys in the port.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @param[in] port_handle - port handle is used to identify SGPIO bay
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* @param[in] error - State to be set for the error LED
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* @param[in] locate - State to be set for the locate LED
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* @param[in] activity - State to be set for the activity LED
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*
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* @return none
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*/
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void scic_sgpio_set_led_state(
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SCI_CONTROLLER_HANDLE_T controller,
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SCI_PORT_HANDLE_T port_handle,
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BOOL error,
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BOOL locate,
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BOOL activity
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);
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/**
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* @brief This will set all Activity LED's to hardware controlled
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*
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* @param[in] BOOL is_hardware_controlled - indication for the Activity LED's
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* to be hardware controlled or driver controlled.
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* @return none
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*/
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void scic_sgpio_set_to_hardware_control(
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SCI_CONTROLLER_HANDLE_T controller,
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BOOL is_hardware_controlled
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);
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/**
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* @brief Reads and returns the data-in from the SGPIO port for the specified controller.
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* Bits 00:02 - Drive 0 input data
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* Bits 04:06 - Drive 1 input data
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* Bits 08:10 - Drive 2 input data
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* Bits 12:14 - Drive 3 input data
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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* @return U32 - Value read from SGPIO, 0xffffffff indicates hardware not readable
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*/
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U32 scic_sgpio_read(
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SCI_CONTROLLER_HANDLE_T controller
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);
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/**
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* @brief Initializes the SCU for Hardware SGPIO LED control.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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*/
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void scic_sgpio_hardware_initialize(
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SCI_CONTROLLER_HANDLE_T controller
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);
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/**
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* @brief Initializes the SCU for Software SGPIO signaling of LED control.
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*
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* @param[in] SCI_CONTROLLER_HANDLE_T controller
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*/
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void scic_sgpio_initialize(
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SCI_CONTROLLER_HANDLE_T controller
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);
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#ifdef __cplusplus
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}
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#endif // __cplusplus
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#endif // _SCIC_SGPIO_H_
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