linux/drivers/scsi/csiostor/csio_hw_chip.h

129 lines
4.3 KiB
C

/*
* 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"
/* 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__ */