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Subject[PATCH 13/16] ehca: hardware interface
Signed-off-by: Heiko J Schick <schickhj@de.ibm.com>


drivers/infiniband/hw/ehca/hipz_fns.h | 68 ++++
drivers/infiniband/hw/ehca/hipz_fns_core.h | 122 ++++++++
drivers/infiniband/hw/ehca/hipz_hw.h | 395 +++++++++++++++++++++++++++++
3 files changed, 585 insertions(+)



--- linux-2.6.17-rc2-orig/drivers/infiniband/hw/ehca/hipz_fns.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17-rc2/drivers/infiniband/hw/ehca/hipz_fns.h 2006-05-02 12:48:48.000000000 +0200
@@ -0,0 +1,68 @@
+/*
+ * IBM eServer eHCA Infiniband device driver for Linux on POWER
+ *
+ * HW abstraction register functions
+ *
+ * Authors: Christoph Raisch <raisch@de.ibm.com>
+ * Reinhard Ernst <rernst@de.ibm.com>
+ *
+ * Copyright (c) 2005 IBM Corporation
+ *
+ * All rights reserved.
+ *
+ * This source code is distributed under a dual license of GPL v2.0 and OpenIB
+ * BSD.
+ *
+ * OpenIB BSD License
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
+ */
+
+#ifndef __HIPZ_FNS_H__
+#define __HIPZ_FNS_H__
+
+#include "ehca_classes.h"
+#include "hipz_hw.h"
+
+#include "hipz_fns_core.h"
+
+#define hipz_galpa_store_eq(gal, offset, value) \
+ hipz_galpa_store(gal, EQTEMM_OFFSET(offset), value)
+
+#define hipz_galpa_load_eq(gal, offset) \
+ hipz_galpa_load(gal, EQTEMM_OFFSET(offset))
+
+#define hipz_galpa_store_qped(gal, offset, value) \
+ hipz_galpa_store(gal, QPEDMM_OFFSET(offset), value)
+
+#define hipz_galpa_load_qped(gal, offset) \
+ hipz_galpa_load(gal, QPEDMM_OFFSET(offset))
+
+#define hipz_galpa_store_mrmw(gal, offset, value) \
+ hipz_galpa_store(gal, MRMWMM_OFFSET(offset), value)
+
+#define hipz_galpa_load_mrmw(gal, offset) \
+ hipz_galpa_load(gal, MRMWMM_OFFSET(offset))
+
+#endif
--- linux-2.6.17-rc2-orig/drivers/infiniband/hw/ehca/hipz_fns_core.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17-rc2/drivers/infiniband/hw/ehca/hipz_fns_core.h 2006-05-02 12:48:48.000000000 +0200
@@ -0,0 +1,122 @@
+/*
+ * IBM eServer eHCA Infiniband device driver for Linux on POWER
+ *
+ * HW abstraction register functions
+ *
+ * Authors: Christoph Raisch <raisch@de.ibm.com>
+ * Heiko J Schick <schickhj@de.ibm.com>
+ * Hoang-Nam Nguyen <hnguyen@de.ibm.com>
+ * Reinhard Ernst <rernst@de.ibm.com>
+ *
+ * Copyright (c) 2005 IBM Corporation
+ *
+ * All rights reserved.
+ *
+ * This source code is distributed under a dual license of GPL v2.0 and OpenIB
+ * BSD.
+ *
+ * OpenIB BSD License
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
+ */
+
+#ifndef __HIPZ_FNS_CORE_H__
+#define __HIPZ_FNS_CORE_H__
+
+#include "hcp_phyp.h"
+#include "hipz_hw.h"
+
+#define hipz_galpa_store_cq(gal, offset, value) \
+ hipz_galpa_store(gal, CQTEMM_OFFSET(offset), value)
+
+#define hipz_galpa_load_cq(gal, offset) \
+ hipz_galpa_load(gal, CQTEMM_OFFSET(offset))
+
+#define hipz_galpa_store_qp(gal,offset, value) \
+ hipz_galpa_store(gal, QPTEMM_OFFSET(offset), value)
+#define hipz_galpa_load_qp(gal, offset) \
+ hipz_galpa_load(gal,QPTEMM_OFFSET(offset))
+
+static inline void hipz_update_sqa(struct ehca_qp *qp, u16 nr_wqes)
+{
+ struct h_galpa gal;
+
+ EDEB_EN(7, "qp=%p", qp);
+ gal = qp->galpas.kernel;
+ /* ringing doorbell :-) */
+ hipz_galpa_store_qp(gal, qpx_sqa, EHCA_BMASK_SET(QPX_SQADDER, nr_wqes));
+ EDEB_EX(7, "qp=%p QPx_SQA = %i", qp, nr_wqes);
+}
+
+static inline void hipz_update_rqa(struct ehca_qp *qp, u16 nr_wqes)
+{
+ struct h_galpa gal;
+
+ EDEB_EN(7, "qp=%p", qp);
+ gal = qp->galpas.kernel;
+ /* ringing doorbell :-) */
+ hipz_galpa_store_qp(gal, qpx_rqa, EHCA_BMASK_SET(QPX_RQADDER, nr_wqes));
+ EDEB_EX(7, "qp=%p QPx_RQA = %i", qp, nr_wqes);
+}
+
+static inline void hipz_update_feca(struct ehca_cq *cq, u32 nr_cqes)
+{
+ struct h_galpa gal;
+
+ EDEB_EN(7, "cq=%p", cq);
+ gal = cq->galpas.kernel;
+ hipz_galpa_store_cq(gal, cqx_feca,
+ EHCA_BMASK_SET(CQX_FECADDER, nr_cqes));
+ EDEB_EX(7, "cq=%p CQx_FECA = %i", cq, nr_cqes);
+}
+
+static inline void hipz_set_cqx_n0(struct ehca_cq *cq, u32 value)
+{
+ struct h_galpa gal;
+ u64 CQx_N0_reg = 0;
+
+ EDEB_EN(7, "cq=%p event on solicited completion -- write CQx_N0", cq);
+ gal = cq->galpas.kernel;
+ hipz_galpa_store_cq(gal, cqx_n0,
+ EHCA_BMASK_SET(CQX_N0_GENERATE_SOLICITED_COMP_EVENT,
+ value));
+ CQx_N0_reg = hipz_galpa_load_cq(gal, cqx_n0);
+ EDEB_EX(7, "cq=%p loaded CQx_N0=%lx", cq, (unsigned long)CQx_N0_reg);
+}
+
+static inline void hipz_set_cqx_n1(struct ehca_cq *cq, u32 value)
+{
+ struct h_galpa gal;
+ u64 CQx_N1_reg = 0;
+
+ EDEB_EN(7, "cq=%p event on completion -- write CQx_N1",
+ cq);
+ gal = cq->galpas.kernel;
+ hipz_galpa_store_cq(gal, cqx_n1,
+ EHCA_BMASK_SET(CQX_N1_GENERATE_COMP_EVENT, value));
+ CQx_N1_reg = hipz_galpa_load_cq(gal, cqx_n1);
+ EDEB_EX(7, "cq=%p loaded CQx_N1=%lx", cq, (unsigned long)CQx_N1_reg);
+}
+
+#endif /* __HIPZ_FNC_CORE_H__ */
--- linux-2.6.17-rc2-orig/drivers/infiniband/hw/ehca/hipz_hw.h 1970-01-01 01:00:00.000000000 +0100
+++ linux-2.6.17-rc2/drivers/infiniband/hw/ehca/hipz_hw.h 2006-05-02 10:55:26.000000000 +0200
@@ -0,0 +1,395 @@
+/*
+ * IBM eServer eHCA Infiniband device driver for Linux on POWER
+ *
+ * eHCA register definitions
+ *
+ * Authors: Waleri Fomin <fomin@de.ibm.com>
+ * Christoph Raisch <raisch@de.ibm.com>
+ * Reinhard Ernst <rernst@de.ibm.com>
+ *
+ * Copyright (c) 2005 IBM Corporation
+ *
+ * All rights reserved.
+ *
+ * This source code is distributed under a dual license of GPL v2.0 and OpenIB
+ * BSD.
+ *
+ * OpenIB BSD License
+ *
+ * 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS 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 COPYRIGHT OWNER 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.
+ */
+
+#ifndef __HIPZ_HW_H__
+#define __HIPZ_HW_H__
+
+#include "ehca_tools.h"
+
+/** QP Table Entry Memory Map
+ */
+struct hipz_qptemm {
+ u64 qpx_hcr;
+ u64 qpx_c;
+ u64 qpx_herr;
+ u64 qpx_aer;
+/* 0x20*/
+ u64 qpx_sqa;
+ u64 qpx_sqc;
+ u64 qpx_rqa;
+ u64 qpx_rqc;
+/* 0x40*/
+ u64 qpx_st;
+ u64 qpx_pmstate;
+ u64 qpx_pmfa;
+ u64 qpx_pkey;
+/* 0x60*/
+ u64 qpx_pkeya;
+ u64 qpx_pkeyb;
+ u64 qpx_pkeyc;
+ u64 qpx_pkeyd;
+/* 0x80*/
+ u64 qpx_qkey;
+ u64 qpx_dqp;
+ u64 qpx_dlidp;
+ u64 qpx_portp;
+/* 0xa0*/
+ u64 qpx_slidp;
+ u64 qpx_slidpp;
+ u64 qpx_dlida;
+ u64 qpx_porta;
+/* 0xc0*/
+ u64 qpx_slida;
+ u64 qpx_slidpa;
+ u64 qpx_slvl;
+ u64 qpx_ipd;
+/* 0xe0*/
+ u64 qpx_mtu;
+ u64 qpx_lato;
+ u64 qpx_rlimit;
+ u64 qpx_rnrlimit;
+/* 0x100*/
+ u64 qpx_t;
+ u64 qpx_sqhp;
+ u64 qpx_sqptp;
+ u64 qpx_nspsn;
+/* 0x120*/
+ u64 qpx_nspsnhwm;
+ u64 reserved1;
+ u64 qpx_sdsi;
+ u64 qpx_sdsbc;
+/* 0x140*/
+ u64 qpx_sqwsize;
+ u64 qpx_sqwts;
+ u64 qpx_lsn;
+ u64 qpx_nssn;
+/* 0x160 */
+ u64 qpx_mor;
+ u64 qpx_cor;
+ u64 qpx_sqsize;
+ u64 qpx_erc;
+/* 0x180*/
+ u64 qpx_rnrrc;
+ u64 qpx_ernrwt;
+ u64 qpx_rnrresp;
+ u64 qpx_lmsna;
+/* 0x1a0 */
+ u64 qpx_sqhpc;
+ u64 qpx_sqcptp;
+ u64 qpx_sigt;
+ u64 qpx_wqecnt;
+/* 0x1c0*/
+
+ u64 qpx_rqhp;
+ u64 qpx_rqptp;
+ u64 qpx_rqsize;
+ u64 qpx_nrr;
+/* 0x1e0*/
+ u64 qpx_rdmac;
+ u64 qpx_nrpsn;
+ u64 qpx_lapsn;
+ u64 qpx_lcr;
+/* 0x200*/
+ u64 qpx_rwc;
+ u64 qpx_rwva;
+ u64 qpx_rdsi;
+ u64 qpx_rdsbc;
+/* 0x220*/
+ u64 qpx_rqwsize;
+ u64 qpx_crmsn;
+ u64 qpx_rdd;
+ u64 qpx_larpsn;
+/* 0x240*/
+ u64 qpx_pd;
+ u64 qpx_scqn;
+ u64 qpx_rcqn;
+ u64 qpx_aeqn;
+/* 0x260*/
+ u64 qpx_aaelog;
+ u64 qpx_ram;
+ u64 qpx_rdmaqe0;
+ u64 qpx_rdmaqe1;
+/* 0x280*/
+ u64 qpx_rdmaqe2;
+ u64 qpx_rdmaqe3;
+ u64 qpx_nrpsnhwm;
+/* 0x298*/
+ u64 reserved[(0x400 - 0x298) / 8];
+/* 0x400 extended data */
+ u64 reserved_ext[(0x500 - 0x400) / 8];
+/* 0x500 */
+ u64 reserved2[(0x1000 - 0x500) / 8];
+/* 0x1000 */
+};
+
+#define QPX_SQADDER EHCA_BMASK_IBM(48,63)
+#define QPX_RQADDER EHCA_BMASK_IBM(48,63)
+
+#define QPTEMM_OFFSET(x) offsetof(struct hipz_qptemm,x)
+
+/** MRMWPT Entry Memory Map
+ */
+struct hipz_mrmwmm {
+ /* 0x00 */
+ u64 mrx_hcr;
+
+ u64 mrx_c;
+ u64 mrx_herr;
+ u64 mrx_aer;
+ /* 0x20 */
+ u64 mrx_pp;
+ u64 reserved1;
+ u64 reserved2;
+ u64 reserved3;
+ /* 0x40 */
+ u64 reserved4[(0x200 - 0x40) / 8];
+ /* 0x200 */
+ u64 mrx_ctl[64];
+
+};
+
+#define MRX_HCR_LPARID_VALID EHCA_BMASK_IBM(0,0)
+
+#define MRMWMM_OFFSET(x) offsetof(struct hipz_mrmwmm,x)
+
+struct hipz_qpedmm {
+ /* 0x00 */
+ u64 reserved0[(0x400) / 8];
+ /* 0x400 */
+ u64 qpedx_phh;
+ u64 qpedx_ppsgp;
+ /* 0x410 */
+ u64 qpedx_ppsgu;
+ u64 qpedx_ppdgp;
+ /* 0x420 */
+ u64 qpedx_ppdgu;
+ u64 qpedx_aph;
+ /* 0x430 */
+ u64 qpedx_apsgp;
+ u64 qpedx_apsgu;
+ /* 0x440 */
+ u64 qpedx_apdgp;
+ u64 qpedx_apdgu;
+ /* 0x450 */
+ u64 qpedx_apav;
+ u64 qpedx_apsav;
+ /* 0x460 */
+ u64 qpedx_hcr;
+ u64 reserved1[4];
+ /* 0x488 */
+ u64 qpedx_rrl0;
+ /* 0x490 */
+ u64 qpedx_rrrkey0;
+ u64 qpedx_rrva0;
+ /* 0x4a0 */
+ u64 reserved2;
+ u64 qpedx_rrl1;
+ /* 0x4b0 */
+ u64 qpedx_rrrkey1;
+ u64 qpedx_rrva1;
+ /* 0x4c0 */
+ u64 reserved3;
+ u64 qpedx_rrl2;
+ /* 0x4d0 */
+ u64 qpedx_rrrkey2;
+ u64 qpedx_rrva2;
+ /* 0x4e0 */
+ u64 reserved4;
+ u64 qpedx_rrl3;
+ /* 0x4f0 */
+ u64 qpedx_rrrkey3;
+ u64 qpedx_rrva3;
+};
+
+#define QPEDMM_OFFSET(x) offsetof(struct hipz_QPEDMM,x)
+
+/** CQ Table Entry Memory Map
+ */
+struct hipz_cqtemm {
+ u64 cqx_hcr;
+ u64 cqx_c;
+ u64 cqx_herr;
+ u64 cqx_aer;
+/* 0x20 */
+ u64 cqx_ptp;
+ u64 cqx_tp;
+ u64 cqx_fec;
+ u64 cqx_feca;
+/* 0x40 */
+ u64 cqx_ep;
+ u64 cqx_eq;
+/* 0x50 */
+ u64 reserved1;
+ u64 cqx_n0;
+/* 0x60 */
+ u64 cqx_n1;
+ u64 reserved2[(0x1000 - 0x60) / 8];
+/* 0x1000 */
+};
+
+#define CQX_FEC_CQE_CNT EHCA_BMASK_IBM(32,63)
+#define CQX_FECADDER EHCA_BMASK_IBM(32,63)
+#define CQX_N0_GENERATE_SOLICITED_COMP_EVENT EHCA_BMASK_IBM(0,0)
+#define CQX_N1_GENERATE_COMP_EVENT EHCA_BMASK_IBM(0,0)
+
+#define CQTEMM_OFFSET(x) offsetof(struct hipz_cqtemm,x)
+
+/** EQ Table Entry Memory Map
+ */
+struct hipz_eqtemm {
+ u64 eqx_hcr;
+ u64 eqx_c;
+
+ u64 eqx_herr;
+ u64 eqx_aer;
+/* 0x20 */
+ u64 eqx_ptp;
+ u64 eqx_tp;
+ u64 eqx_ssba;
+ u64 eqx_psba;
+
+/* 0x40 */
+ u64 eqx_cec;
+ u64 eqx_meql;
+ u64 eqx_xisbi;
+ u64 eqx_xisc;
+/* 0x60 */
+ u64 eqx_it;
+
+};
+
+#define EQTEMM_OFFSET(x) offsetof(struct hipz_eqtemm,x)
+
+/* access control defines for MR/MW */
+#define HIPZ_ACCESSCTRL_L_WRITE 0x00800000
+#define HIPZ_ACCESSCTRL_R_WRITE 0x00400000
+#define HIPZ_ACCESSCTRL_R_READ 0x00200000
+#define HIPZ_ACCESSCTRL_R_ATOMIC 0x00100000
+#define HIPZ_ACCESSCTRL_MW_BIND 0x00080000
+
+/* query hca response block */
+struct hipz_query_hca {
+ u32 cur_reliable_dg;
+ u32 cur_qp;
+ u32 cur_cq;
+ u32 cur_eq;
+ u32 cur_mr;
+ u32 cur_mw;
+ u32 cur_ee_context;
+ u32 cur_mcast_grp;
+ u32 cur_qp_attached_mcast_grp;
+ u32 reserved1;
+ u32 cur_ipv6_qp;
+ u32 cur_eth_qp;
+ u32 cur_hp_mr;
+ u32 reserved2[3];
+ u32 max_rd_domain;
+ u32 max_qp;
+ u32 max_cq;
+ u32 max_eq;
+ u32 max_mr;
+ u32 max_hp_mr;
+ u32 max_mw;
+ u32 max_mrwpte;
+ u32 max_special_mrwpte;
+ u32 max_rd_ee_context;
+ u32 max_mcast_grp;
+ u32 max_total_mcast_qp_attach;
+ u32 max_mcast_qp_attach;
+ u32 max_raw_ipv6_qp;
+ u32 max_raw_ethy_qp;
+ u32 internal_clock_frequency;
+ u32 max_pd;
+ u32 max_ah;
+ u32 max_cqe;
+ u32 max_wqes_wq;
+ u32 max_partitions;
+ u32 max_rr_ee_context;
+ u32 max_rr_qp;
+ u32 max_rr_hca;
+ u32 max_act_wqs_ee_context;
+ u32 max_act_wqs_qp;
+ u32 max_sge;
+ u32 max_sge_rd;
+ u32 memory_page_size_supported;
+ u64 max_mr_size;
+ u32 local_ca_ack_delay;
+ u32 num_ports;
+ u32 vendor_id;
+ u32 vendor_part_id;
+ u32 hw_ver;
+ u64 node_guid;
+ u64 hca_cap_indicators;
+ u32 data_counter_register_size;
+ u32 max_shared_rq;
+ u32 max_isns_eq;
+ u32 max_neq;
+} __attribute__ ((packed));
+
+/* query port response block */
+struct hipz_query_port {
+ u32 state;
+ u32 bad_pkey_cntr;
+ u32 lmc;
+ u32 lid;
+ u32 subnet_timeout;
+ u32 qkey_viol_cntr;
+ u32 sm_sl;
+ u32 sm_lid;
+ u32 capability_mask;
+ u32 init_type_reply;
+ u32 pkey_tbl_len;
+ u32 gid_tbl_len;
+ u64 gid_prefix;
+ u32 port_nr;
+ u16 pkey_entries[16];
+ u8 reserved1[32];
+ u32 trent_size;
+ u32 trbuf_size;
+ u64 max_msg_sz;
+ u32 max_mtu;
+ u32 vl_cap;
+ u8 reserved2[1900];
+ u64 guid_entries[255];
+} __attribute__ ((packed));
+
+#endif

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