diff options
Diffstat (limited to 'sys/dev/pci/nofnvar.h')
| -rw-r--r-- | sys/dev/pci/nofnvar.h | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/sys/dev/pci/nofnvar.h b/sys/dev/pci/nofnvar.h new file mode 100644 index 00000000000..2e2dd6e11ae --- /dev/null +++ b/sys/dev/pci/nofnvar.h @@ -0,0 +1,80 @@ +/* $OpenBSD: nofnvar.h,v 1.3 2002/05/15 21:33:22 jason Exp $ */ + +/* + * Copyright (c) 2002 Jason L. Wright (jason@thought.net) + * 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. + * 3. All advertising materials mentioning features or use of this software + * must display the following acknowledgement: + * This product includes software developed by Jason L. Wright + * 4. The name of the author may not be used to endorse or promote products + * derived from this software without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``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 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. + */ + +struct nofn_softc { + struct device sc_dev; + void *sc_ih; + bus_space_handle_t sc_sh; + bus_space_tag_t sc_st; + bus_space_handle_t sc_pk_h; + bus_space_tag_t sc_pk_t; + bus_dma_tag_t sc_dmat; + int32_t sc_cid; + int sc_flags; + int sc_rngskip, sc_rngtick; + struct timeout sc_rngto; + u_int32_t sc_intrmask, sc_revid; + SIMPLEQ_HEAD(,nofn_pk_q) sc_pk_queue; + struct nofn_pk_q *sc_pk_current; + union nofn_pk_reg sc_pk_tmp, sc_pk_zero; +}; + +struct nofn_pk_q { + SIMPLEQ_ENTRY(nofn_pk_q) q_next; + int (*q_start)(struct nofn_softc *, struct nofn_pk_q *); + void (*q_finish)(struct nofn_softc *, struct nofn_pk_q *); + struct cryptkop *q_krp; +}; + +#define NOFN_FLAGS_RNG 0x01 +#define NOFN_FLAGS_PK 0x02 + +#define REG_WRITE_4(sc,r,v) \ + bus_space_write_4((sc)->sc_st, (sc)->sc_sh, (r), (v)) +#define REG_READ_4(sc,r) \ + bus_space_read_4((sc)->sc_st, (sc)->sc_sh, (r)) + +#define PK_WRITE_4(sc,r,v) \ + bus_space_write_4((sc)->sc_pk_t, (sc)->sc_pk_h, (r), (v)) +#define PK_READ_4(sc,r) \ + bus_space_read_4((sc)->sc_pk_t, (sc)->sc_pk_h, (r)) + +#ifndef PK_RNC_SCALER +#define PK_RNC_SCALER 0x00000700 +#endif + +/* C = M ^ E mod N */ +#define NOFN_MODEXP_PAR_M 0 +#define NOFN_MODEXP_PAR_E 1 +#define NOFN_MODEXP_PAR_N 2 +#define NOFN_MODEXP_PAR_C 3 |