drivers/scsi/csiostor/csio_hw_chip.h - linux/kernel/git/viro/vfs - Git at Google

 /*
  * This file is part of the Chelsio FCoE driver for Linux.
  *
  * Copyright (c) 2008-2013 Chelsio Communications, Inc. All rights reserved.
  *
  * This software is available to you under a choice of one of two
  * licenses.  You may choose to be licensed under the terms of the GNU
  * General Public License (GPL) Version 2, available from the file
  * OpenIB.org BSD license below:
  *
  *     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.
  *
  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
  * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
  * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
  * NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
  * BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
  * ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
  * CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
  * SOFTWARE.
  */

 #ifndef __CSIO_HW_CHIP_H__
 #define __CSIO_HW_CHIP_H__

 #include "csio_defs.h"

 /* FCoE device IDs for T4 */
 #define CSIO_DEVID_T440DBG_FCOE			0x4600
 #define CSIO_DEVID_T420CR_FCOE			0x4601
 #define CSIO_DEVID_T422CR_FCOE			0x4602
 #define CSIO_DEVID_T440CR_FCOE			0x4603
 #define CSIO_DEVID_T420BCH_FCOE			0x4604
 #define CSIO_DEVID_T440BCH_FCOE			0x4605
 #define CSIO_DEVID_T440CH_FCOE			0x4606
 #define CSIO_DEVID_T420SO_FCOE			0x4607
 #define CSIO_DEVID_T420CX_FCOE			0x4608
 #define CSIO_DEVID_T420BT_FCOE			0x4609
 #define CSIO_DEVID_T404BT_FCOE			0x460A
 #define CSIO_DEVID_B420_FCOE			0x460B
 #define CSIO_DEVID_B404_FCOE			0x460C
 #define CSIO_DEVID_T480CR_FCOE			0x460D
 #define CSIO_DEVID_T440LPCR_FCOE		0x460E
 #define CSIO_DEVID_AMSTERDAM_T4_FCOE		0x460F
 #define CSIO_DEVID_HUAWEI_T480_FCOE		0x4680
 #define CSIO_DEVID_HUAWEI_T440_FCOE		0x4681
 #define CSIO_DEVID_HUAWEI_STG310_FCOE		0x4682
 #define CSIO_DEVID_ACROMAG_XMC_XAUI		0x4683
 #define CSIO_DEVID_ACROMAG_XMC_SFP_FCOE		0x4684
 #define CSIO_DEVID_QUANTA_MEZZ_SFP_FCOE		0x4685
 #define CSIO_DEVID_HUAWEI_10GT_FCOE		0x4686
 #define CSIO_DEVID_HUAWEI_T440_TOE_FCOE		0x4687

 /* FCoE device IDs for T5 */
 #define CSIO_DEVID_T580DBG_FCOE			0x5600
 #define CSIO_DEVID_T520CR_FCOE			0x5601
 #define CSIO_DEVID_T522CR_FCOE			0x5602
 #define CSIO_DEVID_T540CR_FCOE			0x5603
 #define CSIO_DEVID_T520BCH_FCOE			0x5604
 #define CSIO_DEVID_T540BCH_FCOE			0x5605
 #define CSIO_DEVID_T540CH_FCOE			0x5606
 #define CSIO_DEVID_T520SO_FCOE			0x5607
 #define CSIO_DEVID_T520CX_FCOE			0x5608
 #define CSIO_DEVID_T520BT_FCOE			0x5609
 #define CSIO_DEVID_T504BT_FCOE			0x560A
 #define CSIO_DEVID_B520_FCOE			0x560B
 #define CSIO_DEVID_B504_FCOE			0x560C
 #define CSIO_DEVID_T580CR2_FCOE			0x560D
 #define CSIO_DEVID_T540LPCR_FCOE		0x560E
 #define CSIO_DEVID_AMSTERDAM_T5_FCOE		0x560F
 #define CSIO_DEVID_T580LPCR_FCOE		0x5610
 #define CSIO_DEVID_T520LLCR_FCOE		0x5611
 #define CSIO_DEVID_T560CR_FCOE			0x5612
 #define CSIO_DEVID_T580CR_FCOE			0x5613

 /* Define MACRO values */
 #define CSIO_HW_T4				0x4000
 #define CSIO_T4_FCOE_ASIC			0x4600
 #define CSIO_HW_T5				0x5000
 #define CSIO_T5_FCOE_ASIC			0x5600
 #define CSIO_HW_CHIP_MASK			0xF000
 #define T4_REGMAP_SIZE				(160 * 1024)
 #define T5_REGMAP_SIZE				(332 * 1024)
 #define FW_FNAME_T4				"cxgb4/t4fw.bin"
 #define FW_FNAME_T5				"cxgb4/t5fw.bin"
 #define FW_CFG_NAME_T4				"cxgb4/t4-config.txt"
 #define FW_CFG_NAME_T5				"cxgb4/t5-config.txt"

 /* Define static functions */
 static inline int csio_is_t4(uint16_t chip)
 {
 	return (chip == CSIO_HW_T4);
 }

 static inline int csio_is_t5(uint16_t chip)
 {
 	return (chip == CSIO_HW_T5);
 }

 /* Define MACRO DEFINITIONS */
 #define CSIO_DEVICE(devid, idx)						\
 	{ PCI_VENDOR_ID_CHELSIO, (devid), PCI_ANY_ID, PCI_ANY_ID, 0, 0, (idx) }

 #define CSIO_HW_PIDX(hw, index)						\
 	(csio_is_t4(hw->chip_id) ? (PIDX(index)) :			\
 					(PIDX_T5(index) | DBTYPE(1U)))

 #define CSIO_HW_LP_INT_THRESH(hw, val)					\
 	(csio_is_t4(hw->chip_id) ? (LP_INT_THRESH(val)) :		\
 					(V_LP_INT_THRESH_T5(val)))

 #define CSIO_HW_M_LP_INT_THRESH(hw)					\
 	(csio_is_t4(hw->chip_id) ? (LP_INT_THRESH_MASK) : (M_LP_INT_THRESH_T5))

 #define CSIO_MAC_INT_CAUSE_REG(hw, port)				\
 	(csio_is_t4(hw->chip_id) ? (PORT_REG(port, XGMAC_PORT_INT_CAUSE)) : \
 				(T5_PORT_REG(port, MAC_PORT_INT_CAUSE)))

 #define FW_VERSION_MAJOR(hw) (csio_is_t4(hw->chip_id) ? 1 : 0)
 #define FW_VERSION_MINOR(hw) (csio_is_t4(hw->chip_id) ? 2 : 0)
 #define FW_VERSION_MICRO(hw) (csio_is_t4(hw->chip_id) ? 8 : 0)

 #define CSIO_FW_FNAME(hw)						\
 	(csio_is_t4(hw->chip_id) ? FW_FNAME_T4 : FW_FNAME_T5)

 #define CSIO_CF_FNAME(hw)						\
 	(csio_is_t4(hw->chip_id) ? FW_CFG_NAME_T4 : FW_CFG_NAME_T5)

 /* Declare ENUMS */
 enum { MEM_EDC0, MEM_EDC1, MEM_MC, MEM_MC0 = MEM_MC, MEM_MC1 };

 enum {
 	MEMWIN_APERTURE = 2048,
 	MEMWIN_BASE     = 0x1b800,
 	MEMWIN_CSIOSTOR = 6,		/* PCI-e Memory Window access */
 };

 /* Slow path handlers */
 struct intr_info {
 	unsigned int mask;       /* bits to check in interrupt status */
 	const char *msg;         /* message to print or NULL */
 	short stat_idx;          /* stat counter to increment or -1 */
 	unsigned short fatal;    /* whether the condition reported is fatal */
 };

 /* T4/T5 Chip specific ops */
 struct csio_hw;
 struct csio_hw_chip_ops {
 	int (*chip_set_mem_win)(struct csio_hw *, uint32_t);
 	void (*chip_pcie_intr_handler)(struct csio_hw *);
 	uint32_t (*chip_flash_cfg_addr)(struct csio_hw *);
 	int (*chip_mc_read)(struct csio_hw *, int, uint32_t,
 					__be32 *, uint64_t *);
 	int (*chip_edc_read)(struct csio_hw *, int, uint32_t,
 					__be32 *, uint64_t *);
 	int (*chip_memory_rw)(struct csio_hw *, u32, int, u32,
 					u32, uint32_t *, int);
 	void (*chip_dfs_create_ext_mem)(struct csio_hw *);
 };

 extern struct csio_hw_chip_ops t4_ops;
 extern struct csio_hw_chip_ops t5_ops;

 #endif /* #ifndef __CSIO_HW_CHIP_H__ */
	/*
	* This file is part of the Chelsio FCoE driver for Linux.
	*
	* Copyright (c) 2008-2013 Chelsio Communications, Inc. All rights reserved.
	*
	* This software is available to you under a choice of one of two
	* licenses. You may choose to be licensed under the terms of the GNU
	* General Public License (GPL) Version 2, available from the file
	* OpenIB.org BSD license below:
	*
	* 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.
	*
	* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
	* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
	* MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
	* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS
	* BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN
	* ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN
	* CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
	* SOFTWARE.
	*/

	#ifndef __CSIO_HW_CHIP_H__
	#define __CSIO_HW_CHIP_H__

	#include "csio_defs.h"

	/* FCoE device IDs for T4 */
	#define CSIO_DEVID_T440DBG_FCOE 0x4600
	#define CSIO_DEVID_T420CR_FCOE 0x4601
	#define CSIO_DEVID_T422CR_FCOE 0x4602
	#define CSIO_DEVID_T440CR_FCOE 0x4603
	#define CSIO_DEVID_T420BCH_FCOE 0x4604
	#define CSIO_DEVID_T440BCH_FCOE 0x4605
	#define CSIO_DEVID_T440CH_FCOE 0x4606
	#define CSIO_DEVID_T420SO_FCOE 0x4607
	#define CSIO_DEVID_T420CX_FCOE 0x4608
	#define CSIO_DEVID_T420BT_FCOE 0x4609
	#define CSIO_DEVID_T404BT_FCOE 0x460A
	#define CSIO_DEVID_B420_FCOE 0x460B
	#define CSIO_DEVID_B404_FCOE 0x460C
	#define CSIO_DEVID_T480CR_FCOE 0x460D
	#define CSIO_DEVID_T440LPCR_FCOE 0x460E
	#define CSIO_DEVID_AMSTERDAM_T4_FCOE 0x460F
	#define CSIO_DEVID_HUAWEI_T480_FCOE 0x4680
	#define CSIO_DEVID_HUAWEI_T440_FCOE 0x4681
	#define CSIO_DEVID_HUAWEI_STG310_FCOE 0x4682
	#define CSIO_DEVID_ACROMAG_XMC_XAUI 0x4683
	#define CSIO_DEVID_ACROMAG_XMC_SFP_FCOE 0x4684
	#define CSIO_DEVID_QUANTA_MEZZ_SFP_FCOE 0x4685
	#define CSIO_DEVID_HUAWEI_10GT_FCOE 0x4686
	#define CSIO_DEVID_HUAWEI_T440_TOE_FCOE 0x4687

	/* FCoE device IDs for T5 */
	#define CSIO_DEVID_T580DBG_FCOE 0x5600
	#define CSIO_DEVID_T520CR_FCOE 0x5601
	#define CSIO_DEVID_T522CR_FCOE 0x5602
	#define CSIO_DEVID_T540CR_FCOE 0x5603
	#define CSIO_DEVID_T520BCH_FCOE 0x5604
	#define CSIO_DEVID_T540BCH_FCOE 0x5605
	#define CSIO_DEVID_T540CH_FCOE 0x5606
	#define CSIO_DEVID_T520SO_FCOE 0x5607
	#define CSIO_DEVID_T520CX_FCOE 0x5608
	#define CSIO_DEVID_T520BT_FCOE 0x5609
	#define CSIO_DEVID_T504BT_FCOE 0x560A
	#define CSIO_DEVID_B520_FCOE 0x560B
	#define CSIO_DEVID_B504_FCOE 0x560C
	#define CSIO_DEVID_T580CR2_FCOE 0x560D
	#define CSIO_DEVID_T540LPCR_FCOE 0x560E
	#define CSIO_DEVID_AMSTERDAM_T5_FCOE 0x560F
	#define CSIO_DEVID_T580LPCR_FCOE 0x5610
	#define CSIO_DEVID_T520LLCR_FCOE 0x5611
	#define CSIO_DEVID_T560CR_FCOE 0x5612
	#define CSIO_DEVID_T580CR_FCOE 0x5613

	/* Define MACRO values */
	#define CSIO_HW_T4 0x4000
	#define CSIO_T4_FCOE_ASIC 0x4600
	#define CSIO_HW_T5 0x5000
	#define CSIO_T5_FCOE_ASIC 0x5600
	#define CSIO_HW_CHIP_MASK 0xF000
	#define T4_REGMAP_SIZE (160 * 1024)
	#define T5_REGMAP_SIZE (332 * 1024)
	#define FW_FNAME_T4 "cxgb4/t4fw.bin"
	#define FW_FNAME_T5 "cxgb4/t5fw.bin"
	#define FW_CFG_NAME_T4 "cxgb4/t4-config.txt"
	#define FW_CFG_NAME_T5 "cxgb4/t5-config.txt"

	/* Define static functions */
	static inline int csio_is_t4(uint16_t chip)
	{
	return (chip == CSIO_HW_T4);
	}

	static inline int csio_is_t5(uint16_t chip)
	{
	return (chip == CSIO_HW_T5);
	}

	/* Define MACRO DEFINITIONS */
	#define CSIO_DEVICE(devid, idx) \
	{ PCI_VENDOR_ID_CHELSIO, (devid), PCI_ANY_ID, PCI_ANY_ID, 0, 0, (idx) }

	#define CSIO_HW_PIDX(hw, index) \
	(csio_is_t4(hw->chip_id) ? (PIDX(index)) : \
	(PIDX_T5(index) \| DBTYPE(1U)))

	#define CSIO_HW_LP_INT_THRESH(hw, val) \
	(csio_is_t4(hw->chip_id) ? (LP_INT_THRESH(val)) : \
	(V_LP_INT_THRESH_T5(val)))

	#define CSIO_HW_M_LP_INT_THRESH(hw) \
	(csio_is_t4(hw->chip_id) ? (LP_INT_THRESH_MASK) : (M_LP_INT_THRESH_T5))

	#define CSIO_MAC_INT_CAUSE_REG(hw, port) \
	(csio_is_t4(hw->chip_id) ? (PORT_REG(port, XGMAC_PORT_INT_CAUSE)) : \
	(T5_PORT_REG(port, MAC_PORT_INT_CAUSE)))

	#define FW_VERSION_MAJOR(hw) (csio_is_t4(hw->chip_id) ? 1 : 0)
	#define FW_VERSION_MINOR(hw) (csio_is_t4(hw->chip_id) ? 2 : 0)
	#define FW_VERSION_MICRO(hw) (csio_is_t4(hw->chip_id) ? 8 : 0)

	#define CSIO_FW_FNAME(hw) \
	(csio_is_t4(hw->chip_id) ? FW_FNAME_T4 : FW_FNAME_T5)

	#define CSIO_CF_FNAME(hw) \
	(csio_is_t4(hw->chip_id) ? FW_CFG_NAME_T4 : FW_CFG_NAME_T5)

	/* Declare ENUMS */
	enum { MEM_EDC0, MEM_EDC1, MEM_MC, MEM_MC0 = MEM_MC, MEM_MC1 };

	enum {
	MEMWIN_APERTURE = 2048,
	MEMWIN_BASE = 0x1b800,
	MEMWIN_CSIOSTOR = 6, /* PCI-e Memory Window access */
	};

	/* Slow path handlers */
	struct intr_info {
	unsigned int mask; /* bits to check in interrupt status */
	const char msg; / message to print or NULL */
	short stat_idx; /* stat counter to increment or -1 */
	unsigned short fatal; /* whether the condition reported is fatal */
	};

	/* T4/T5 Chip specific ops */
	struct csio_hw;
	struct csio_hw_chip_ops {
	int (chip_set_mem_win)(struct csio_hw , uint32_t);
	void (chip_pcie_intr_handler)(struct csio_hw );
	uint32_t (chip_flash_cfg_addr)(struct csio_hw );
	int (chip_mc_read)(struct csio_hw , int, uint32_t,
	__be32 , uint64_t );
	int (chip_edc_read)(struct csio_hw , int, uint32_t,
	__be32 , uint64_t );
	int (chip_memory_rw)(struct csio_hw , u32, int, u32,
	u32, uint32_t *, int);
	void (chip_dfs_create_ext_mem)(struct csio_hw );
	};

	extern struct csio_hw_chip_ops t4_ops;
	extern struct csio_hw_chip_ops t5_ops;

	#endif /* #ifndef __CSIO_HW_CHIP_H__ */