| 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-Jörg Höxer |
| 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 | |