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tpmvar.h revision 1.3 
      1 /*	$NetBSD: tpmvar.h,v 1.3 2012/10/27 17:18:23 chs Exp $	*/
      2 /*
      3  * Copyright (c) 2008, 2009 Michael Shalayeff
      4  * Copyright (c) 2009, 2010 Hans-Jrg Hxer
      5  * All rights reserved.
      6  *
      7  * Permission to use, copy, modify, and distribute this software for any
      8  * purpose with or without fee is hereby granted, provided that the above
      9  * copyright notice and this permission notice appear in all copies.
     10  *
     11  * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
     12  * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
     13  * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
     14  * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
     15  * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN
     16  * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT
     17  * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
     18  */
     19 
     20 struct tpm_softc {
     21 	device_t sc_dev;
     22 	void *sc_ih;
     23 
     24 	int	(*sc_init)(struct tpm_softc *, int, const char *);
     25 	int	(*sc_start)(struct tpm_softc *, int);
     26 	int	(*sc_read)(struct tpm_softc *, void *, size_t, size_t *, int);
     27 	int	(*sc_write)(struct tpm_softc *, const void *, size_t);
     28 	int	(*sc_end)(struct tpm_softc *, int, int);
     29 
     30 	bus_space_tag_t sc_bt, sc_batm;
     31 	bus_space_handle_t sc_bh, sc_bahm;
     32 
     33 	u_int32_t sc_devid;
     34 	u_int32_t sc_rev;
     35 	u_int32_t sc_stat;
     36 	u_int32_t sc_capabilities;
     37 
     38 	int sc_flags;
     39 #define	TPM_OPEN	0x0001
     40 
     41 	int	 sc_vector;
     42 };
     43 
     44 int tpm_intr(void *);
     45 
     46 bool tpm_suspend(device_t, const pmf_qual_t *);
     47 bool tpm_resume(device_t, const pmf_qual_t *);
     48 
     49 int tpm_tis12_probe(bus_space_tag_t, bus_space_handle_t);
     50 int tpm_tis12_init(struct tpm_softc *, int, const char *);
     51 int tpm_tis12_start(struct tpm_softc *, int);
     52 int tpm_tis12_read(struct tpm_softc *, void *, size_t, size_t *, int);
     53 int tpm_tis12_write(struct tpm_softc *, const void *, size_t);
     54 int tpm_tis12_end(struct tpm_softc *, int, int);
     55 
     56 int tpm_legacy_probe(bus_space_tag_t, bus_addr_t);
     57 int tpm_legacy_init(struct tpm_softc *, int, const char *);
     58 int tpm_legacy_start(struct tpm_softc *, int);
     59 int tpm_legacy_read(struct tpm_softc *, void *, size_t, size_t *, int);
     60 int tpm_legacy_write(struct tpm_softc *, const void *, size_t);
     61 int tpm_legacy_end(struct tpm_softc *, int, int);
     62