Annotation of sys/dev/pci/nofnvar.h, Revision 1.1
1.1 ! nbrk 1: /* $OpenBSD: nofnvar.h,v 1.6 2003/06/02 19:08:58 jason Exp $ */
! 2:
! 3: /*
! 4: * Copyright (c) 2002 Jason L. Wright (jason@thought.net)
! 5: * All rights reserved.
! 6: *
! 7: * Redistribution and use in source and binary forms, with or without
! 8: * modification, are permitted provided that the following conditions
! 9: * are met:
! 10: * 1. Redistributions of source code must retain the above copyright
! 11: * notice, this list of conditions and the following disclaimer.
! 12: * 2. Redistributions in binary form must reproduce the above copyright
! 13: * notice, this list of conditions and the following disclaimer in the
! 14: * documentation and/or other materials provided with the distribution.
! 15: *
! 16: * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
! 17: * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
! 18: * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
! 19: * DISCLAIMED. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT,
! 20: * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
! 21: * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
! 22: * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
! 23: * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
! 24: * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
! 25: * ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
! 26: * POSSIBILITY OF SUCH DAMAGE.
! 27: *
! 28: * Effort sponsored in part by the Defense Advanced Research Projects
! 29: * Agency (DARPA) and Air Force Research Laboratory, Air Force
! 30: * Materiel Command, USAF, under agreement number F30602-01-2-0537.
! 31: *
! 32: */
! 33:
! 34: struct nofn_softc {
! 35: struct device sc_dev;
! 36: void *sc_ih;
! 37: bus_space_handle_t sc_sh;
! 38: bus_space_tag_t sc_st;
! 39: bus_space_handle_t sc_pk_h;
! 40: bus_space_tag_t sc_pk_t;
! 41: bus_dma_tag_t sc_dmat;
! 42: int32_t sc_cid;
! 43: int sc_flags;
! 44: int sc_rngskip, sc_rngtick;
! 45: struct timeout sc_rngto;
! 46: u_int32_t sc_intrmask, sc_revid;
! 47: SIMPLEQ_HEAD(,nofn_pk_q) sc_pk_queue;
! 48: struct nofn_pk_q *sc_pk_current;
! 49: union nofn_pk_reg sc_pk_tmp, sc_pk_zero;
! 50: };
! 51:
! 52: struct nofn_pk_q {
! 53: SIMPLEQ_ENTRY(nofn_pk_q) q_next;
! 54: int (*q_start)(struct nofn_softc *, struct nofn_pk_q *);
! 55: void (*q_finish)(struct nofn_softc *, struct nofn_pk_q *);
! 56: struct cryptkop *q_krp;
! 57: };
! 58:
! 59: #define NOFN_FLAGS_RNG 0x01
! 60: #define NOFN_FLAGS_PK 0x02
! 61:
! 62: #define REG_WRITE_4(sc,r,v) \
! 63: bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (r), (v))
! 64: #define REG_READ_4(sc,r) \
! 65: bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (r))
! 66:
! 67: #define PK_WRITE_4(sc,r,v) \
! 68: bus_space_write_4((sc)->sc_pk_t, (sc)->sc_pk_h, (r), (v))
! 69: #define PK_READ_4(sc,r) \
! 70: bus_space_read_4((sc)->sc_pk_t, (sc)->sc_pk_h, (r))
! 71:
! 72: #ifndef PK_RNC_SCALER
! 73: #define PK_RNC_SCALER 0x00000700
! 74: #endif
! 75:
! 76: /* C = M ^ E mod N */
! 77: #define NOFN_MODEXP_PAR_M 0
! 78: #define NOFN_MODEXP_PAR_E 1
! 79: #define NOFN_MODEXP_PAR_N 2
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