/* * This file is part of the Chelsio T4 Ethernet driver for Linux. * * Copyright (c) 2003-2010 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 * COPYING in the main directory of this source tree, or the * 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 __T4_HW_H #define __T4_HW_H #include <linux/types.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 */ 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 */ NEXACT_MAC = 336, /* # of exact MAC address filters */ L2T_SIZE = 4096, /* # of L2T entries */ 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 { SF_PAGE_SIZE = 256, /* serial flash page size */ SF_SEC_SIZE = 64 * 1024, /* serial flash sector size */ SF_SIZE = SF_SEC_SIZE * 16, /* serial flash size */ }; 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_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 */ __be32 qid; __be16 cidx; __be16 pidx; }; /* * Structure for last 128 bits of response descriptors */ struct rsp_ctrl { __be32 hdrbuflen_pidx; __be32 pldbuflen_qid; union { u8 type_gen; __be64 last_flit; }; }; #define RSPD_NEWBUF 0x80000000U #define RSPD_LEN 0x7fffffffU #define RSPD_GEN(x) ((x) >> 7) #define RSPD_TYPE(x) (((x) >> 4) & 3) #define QINTR_CNT_EN 0x1 #define QINTR_TIMER_IDX(x) ((x) << 1) #endif /* __T4_HW_H */