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/*-
* Copyright (c) 2011 Chelsio Communications, Inc.
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. 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.
*
* THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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.
*
* $FreeBSD: release/9.1.0/sys/dev/cxgbe/common/t4_hw.h 231093 2012-02-06 18:11:01Z np $
*
*/
#ifndef __T4_HW_H
#define __T4_HW_H
#include "osdep.h"
enum {
NCHAN = 4, /* # of HW channels */
MAX_MTU = 9600, /* max MAC MTU, excluding header + FCS */
EEPROMSIZE = 17408, /* Serial EEPROM physical size */
EEPROMVSIZE = 32768, /* Serial EEPROM virtual address space size */
EEPROMPFSIZE = 1024, /* EEPROM writable area size for PFn, n>0 */
RSS_NENTRIES = 2048, /* # of entries in RSS mapping table */
TCB_SIZE = 128, /* TCB size */
NMTUS = 16, /* size of MTU table */
NCCTRL_WIN = 32, /* # of congestion control windows */
NTX_SCHED = 8, /* # of HW Tx scheduling queues */
PM_NSTATS = 5, /* # of PM stats */
MBOX_LEN = 64, /* mailbox size in bytes */
TRACE_LEN = 112, /* length of trace data and mask */
FILTER_OPT_LEN = 36, /* filter tuple width for optional components */
NWOL_PAT = 8, /* # of WoL patterns */
WOL_PAT_LEN = 128, /* length of WoL patterns */
};
enum {
CIM_NUM_IBQ = 6, /* # of CIM IBQs */
CIM_NUM_OBQ = 6, /* # of CIM OBQs */
CIMLA_SIZE = 2048, /* # of 32-bit words in CIM LA */
CIM_PIFLA_SIZE = 64, /* # of 192-bit words in CIM PIF LA */
CIM_MALA_SIZE = 64, /* # of 160-bit words in CIM MA LA */
CIM_IBQ_SIZE = 128, /* # of 128-bit words in a CIM IBQ */
TPLA_SIZE = 128, /* # of 64-bit words in TP LA */
ULPRX_LA_SIZE = 512, /* # of 256-bit words in ULP_RX LA */
};
enum {
SF_PAGE_SIZE = 256, /* serial flash page size */
SF_SEC_SIZE = 64 * 1024, /* serial flash sector size */
};
/* SGE context types */
enum ctxt_type { CTXT_EGRESS, CTXT_INGRESS, CTXT_FLM, CTXT_CNM };
enum { RSP_TYPE_FLBUF, RSP_TYPE_CPL, RSP_TYPE_INTR }; /* response entry types */
enum { MBOX_OWNER_NONE, MBOX_OWNER_FW, MBOX_OWNER_DRV }; /* mailbox owners */
enum {
SGE_MAX_WR_LEN = 512, /* max WR size in bytes */
SGE_CTXT_SIZE = 24, /* size of SGE context */
SGE_NTIMERS = 6, /* # of interrupt holdoff timer values */
SGE_NCOUNTERS = 4, /* # of interrupt packet counter values */
};
struct sge_qstat { /* data written to SGE queue status entries */
volatile __be32 qid;
volatile __be16 cidx;
volatile __be16 pidx;
};
#define S_QSTAT_PIDX 0
#define M_QSTAT_PIDX 0xffff
#define G_QSTAT_PIDX(x) (((x) >> S_QSTAT_PIDX) & M_QSTAT_PIDX)
#define S_QSTAT_CIDX 16
#define M_QSTAT_CIDX 0xffff
#define G_QSTAT_CIDX(x) (((x) >> S_QSTAT_CIDX) & M_QSTAT_CIDX)
/*
* Structure for last 128 bits of response descriptors
*/
struct rsp_ctrl {
__be32 hdrbuflen_pidx;
__be32 pldbuflen_qid;
union {
u8 type_gen;
__be64 last_flit;
} u;
};
#define S_RSPD_NEWBUF 31
#define V_RSPD_NEWBUF(x) ((x) << S_RSPD_NEWBUF)
#define F_RSPD_NEWBUF V_RSPD_NEWBUF(1U)
#define S_RSPD_LEN 0
#define M_RSPD_LEN 0x7fffffff
#define V_RSPD_LEN(x) ((x) << S_RSPD_LEN)
#define G_RSPD_LEN(x) (((x) >> S_RSPD_LEN) & M_RSPD_LEN)
#define S_RSPD_QID S_RSPD_LEN
#define M_RSPD_QID M_RSPD_LEN
#define V_RSPD_QID(x) V_RSPD_LEN(x)
#define G_RSPD_QID(x) G_RSPD_LEN(x)
#define S_RSPD_GEN 7
#define V_RSPD_GEN(x) ((x) << S_RSPD_GEN)
#define F_RSPD_GEN V_RSPD_GEN(1U)
#define S_RSPD_QOVFL 6
#define V_RSPD_QOVFL(x) ((x) << S_RSPD_QOVFL)
#define F_RSPD_QOVFL V_RSPD_QOVFL(1U)
#define S_RSPD_TYPE 4
#define M_RSPD_TYPE 0x3
#define V_RSPD_TYPE(x) ((x) << S_RSPD_TYPE)
#define G_RSPD_TYPE(x) (((x) >> S_RSPD_TYPE) & M_RSPD_TYPE)
/* Rx queue interrupt deferral fields: counter enable and timer index */
#define S_QINTR_CNT_EN 0
#define V_QINTR_CNT_EN(x) ((x) << S_QINTR_CNT_EN)
#define F_QINTR_CNT_EN V_QINTR_CNT_EN(1U)
#define S_QINTR_TIMER_IDX 1
#define M_QINTR_TIMER_IDX 0x7
#define V_QINTR_TIMER_IDX(x) ((x) << S_QINTR_TIMER_IDX)
#define G_QINTR_TIMER_IDX(x) (((x) >> S_QINTR_TIMER_IDX) & M_QINTR_TIMER_IDX)
/* # of pages a pagepod can hold without needing another pagepod */
#define PPOD_PAGES 4U
struct pagepod {
__be64 vld_tid_pgsz_tag_color;
__be64 len_offset;
__be64 rsvd;
__be64 addr[PPOD_PAGES + 1];
};
#define S_PPOD_COLOR 0
#define M_PPOD_COLOR 0x3F
#define V_PPOD_COLOR(x) ((x) << S_PPOD_COLOR)
#define S_PPOD_TAG 6
#define M_PPOD_TAG 0xFFFFFF
#define V_PPOD_TAG(x) ((x) << S_PPOD_TAG)
#define S_PPOD_PGSZ 30
#define M_PPOD_PGSZ 0x3
#define V_PPOD_PGSZ(x) ((x) << S_PPOD_PGSZ)
#define S_PPOD_TID 32
#define M_PPOD_TID 0xFFFFFF
#define V_PPOD_TID(x) ((__u64)(x) << S_PPOD_TID)
#define S_PPOD_VALID 56
#define V_PPOD_VALID(x) ((__u64)(x) << S_PPOD_VALID)
#define F_PPOD_VALID V_PPOD_VALID(1ULL)
#define S_PPOD_LEN 32
#define M_PPOD_LEN 0xFFFFFFFF
#define V_PPOD_LEN(x) ((__u64)(x) << S_PPOD_LEN)
#define S_PPOD_OFST 0
#define M_PPOD_OFST 0xFFFFFFFF
#define V_PPOD_OFST(x) ((x) << S_PPOD_OFST)
/*
* Flash layout.
*/
#define FLASH_START(start) ((start) * SF_SEC_SIZE)
#define FLASH_MAX_SIZE(nsecs) ((nsecs) * SF_SEC_SIZE)
enum {
/*
* Various Expansion-ROM boot images, etc.
*/
FLASH_EXP_ROM_START_SEC = 0,
FLASH_EXP_ROM_NSECS = 6,
FLASH_EXP_ROM_START = FLASH_START(FLASH_EXP_ROM_START_SEC),
FLASH_EXP_ROM_MAX_SIZE = FLASH_MAX_SIZE(FLASH_EXP_ROM_NSECS),
/*
* iSCSI Boot Firmware Table (iBFT) and other driver-related
* parameters ...
*/
FLASH_IBFT_START_SEC = 6,
FLASH_IBFT_NSECS = 1,
FLASH_IBFT_START = FLASH_START(FLASH_IBFT_START_SEC),
FLASH_IBFT_MAX_SIZE = FLASH_MAX_SIZE(FLASH_IBFT_NSECS),
/*
* Boot configuration data.
*/
FLASH_BOOTCFG_START_SEC = 7,
FLASH_BOOTCFG_NSECS = 1,
FLASH_BOOTCFG_START = FLASH_START(FLASH_BOOTCFG_START_SEC),
FLASH_BOOTCFG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_BOOTCFG_NSECS),
/*
* Location of firmware image in FLASH.
*/
FLASH_FW_START_SEC = 8,
FLASH_FW_NSECS = 8,
FLASH_FW_START = FLASH_START(FLASH_FW_START_SEC),
FLASH_FW_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FW_NSECS),
/*
* iSCSI persistent/crash information.
*/
FLASH_ISCSI_CRASH_START_SEC = 29,
FLASH_ISCSI_CRASH_NSECS = 1,
FLASH_ISCSI_CRASH_START = FLASH_START(FLASH_ISCSI_CRASH_START_SEC),
FLASH_ISCSI_CRASH_MAX_SIZE = FLASH_MAX_SIZE(FLASH_ISCSI_CRASH_NSECS),
/*
* FCoE persistent/crash information.
*/
FLASH_FCOE_CRASH_START_SEC = 30,
FLASH_FCOE_CRASH_NSECS = 1,
FLASH_FCOE_CRASH_START = FLASH_START(FLASH_FCOE_CRASH_START_SEC),
FLASH_FCOE_CRASH_MAX_SIZE = FLASH_MAX_SIZE(FLASH_FCOE_CRASH_NSECS),
/*
* Location of Firmware Configuration File in FLASH. Since the FPGA
* "FLASH" is smaller we need to store the Configuration File in a
* different location -- which will overlap the end of the firmware
* image if firmware ever gets that large ...
*/
FLASH_CFG_START_SEC = 31,
FLASH_CFG_NSECS = 1,
FLASH_CFG_START = FLASH_START(FLASH_CFG_START_SEC),
FLASH_CFG_MAX_SIZE = FLASH_MAX_SIZE(FLASH_CFG_NSECS),
FLASH_FPGA_CFG_START_SEC = 15,
FLASH_FPGA_CFG_START = FLASH_START(FLASH_FPGA_CFG_START_SEC),
/*
* Sectors 32-63 are reserved for FLASH failover.
*/
};
#undef FLASH_START
#undef FLASH_MAX_SIZE
#endif /* __T4_HW_H */