1 | /* $NetBSD: tpmreg.h,v 1.3 2012/01/23 04:12:26 christos Exp $ */ |
2 | |
3 | /* |
4 | * Copyright (c) 2008, 2009 Michael Shalayeff |
5 | * Copyright (c) 2009, 2010 Hans-Jörg Höxer |
6 | * All rights reserved. |
7 | * |
8 | * Permission to use, copy, modify, and distribute this software for any |
9 | * purpose with or without fee is hereby granted, provided that the above |
10 | * copyright notice and this permission notice appear in all copies. |
11 | * |
12 | * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES |
13 | * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF |
14 | * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR |
15 | * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES |
16 | * WHATSOEVER RESULTING FROM LOSS OF MIND, USE, DATA OR PROFITS, WHETHER IN |
17 | * AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT |
18 | * OF OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
19 | */ |
20 | |
21 | #define TPM_BUFSIZ 1024 |
22 | |
23 | #define TPM_HDRSIZE 10 |
24 | |
25 | #define TPM_PARAM_SIZE 0x0001 |
26 | |
27 | #define TPM_ACCESS 0x0000 /* access register */ |
28 | #define TPM_ACCESS_ESTABLISHMENT 0x01 /* establishment */ |
29 | #define TPM_ACCESS_REQUEST_USE 0x02 /* request using locality */ |
30 | #define TPM_ACCESS_REQUEST_PENDING 0x04 /* pending request */ |
31 | #define TPM_ACCESS_SEIZE 0x08 /* request locality seize */ |
32 | #define TPM_ACCESS_SEIZED 0x10 /* locality has been seized */ |
33 | #define TPM_ACCESS_ACTIVE_LOCALITY 0x20 /* locality is active */ |
34 | #define TPM_ACCESS_VALID 0x80 /* bits are valid */ |
35 | #define TPM_ACCESS_BITS \ |
36 | "\020\01EST\02REQ\03PEND\04SEIZE\05SEIZED\06ACT\010VALID" |
37 | |
38 | #define TPM_INTERRUPT_ENABLE 0x0008 |
39 | #define TPM_GLOBAL_INT_ENABLE 0x80000000 /* enable ints */ |
40 | #define TPM_CMD_READY_INT 0x00000080 /* cmd ready enable */ |
41 | #define TPM_INT_EDGE_FALLING 0x00000018 |
42 | #define TPM_INT_EDGE_RISING 0x00000010 |
43 | #define TPM_INT_LEVEL_LOW 0x00000008 |
44 | #define TPM_INT_LEVEL_HIGH 0x00000000 |
45 | #define TPM_LOCALITY_CHANGE_INT 0x00000004 /* locality change enable */ |
46 | #define TPM_STS_VALID_INT 0x00000002 /* int on TPM_STS_VALID is set */ |
47 | #define TPM_DATA_AVAIL_INT 0x00000001 /* int on TPM_STS_DATA_AVAIL is set */ |
48 | #define TPM_INTERRUPT_ENABLE_BITS \ |
49 | "\177\020b\0DRDY\0b\1STSVALID\0b\2LOCCHG\0" \ |
50 | "F\3\2:\0HIGH\0:\1LOW\0:\2RISE\0:\3FALL\0" \ |
51 | "b\7IRDY\0b\x1fGIENABLE\0" |
52 | |
53 | #define TPM_INT_VECTOR 0x000c /* 8 bit reg for 4 bit irq vector */ |
54 | #define TPM_INT_STATUS 0x0010 /* bits are & 0x87 from TPM_INTERRUPT_ENABLE */ |
55 | |
56 | #define TPM_INTF_CAPABILITIES 0x0014 /* capability register */ |
57 | #define TPM_INTF_BURST_COUNT_STATIC 0x0100 /* TPM_STS_BMASK static */ |
58 | #define TPM_INTF_CMD_READY_INT 0x0080 /* int on ready supported */ |
59 | #define TPM_INTF_INT_EDGE_FALLING 0x0040 /* falling edge ints supported */ |
60 | #define TPM_INTF_INT_EDGE_RISING 0x0020 /* rising edge ints supported */ |
61 | #define TPM_INTF_INT_LEVEL_LOW 0x0010 /* level-low ints supported */ |
62 | #define TPM_INTF_INT_LEVEL_HIGH 0x0008 /* level-high ints supported */ |
63 | #define TPM_INTF_LOCALITY_CHANGE_INT 0x0004 /* locality-change int (mb 1) */ |
64 | #define TPM_INTF_STS_VALID_INT 0x0002 /* TPM_STS_VALID int supported */ |
65 | #define TPM_INTF_DATA_AVAIL_INT 0x0001 /* TPM_STS_DATA_AVAIL int supported (mb 1) */ |
66 | #define TPM_CAPSREQ \ |
67 | (TPM_INTF_DATA_AVAIL_INT|TPM_INTF_LOCALITY_CHANGE_INT|TPM_INTF_INT_LEVEL_LOW) |
68 | #define TPM_CAPBITS \ |
69 | "\020\01IDRDY\02ISTSV\03ILOCH\04IHIGH\05ILOW\06IRISE\07IFALL\010IRDY\011BCST" |
70 | |
71 | #define TPM_STS 0x0018 /* status register */ |
72 | #define TPM_STS_MASK 0x000000ff /* status bits */ |
73 | #define TPM_STS_BMASK 0x00ffff00 /* ro io burst size */ |
74 | #define TPM_STS_VALID 0x00000080 /* ro other bits are valid */ |
75 | #define TPM_STS_CMD_READY 0x00000040 /* rw chip/signal ready */ |
76 | #define TPM_STS_GO 0x00000020 /* wo start the command */ |
77 | #define TPM_STS_DATA_AVAIL 0x00000010 /* ro data available */ |
78 | #define TPM_STS_DATA_EXPECT 0x00000008 /* ro more data to be written */ |
79 | #define TPM_STS_RESP_RETRY 0x00000002 /* wo resend the response */ |
80 | #define TPM_STS_BITS "\020\010VALID\07RDY\06GO\05DRDY\04EXPECT\02RETRY" |
81 | |
82 | #define TPM_DATA 0x0024 |
83 | #define TPM_ID 0x0f00 |
84 | #define TPM_REV 0x0f04 |
85 | #define TPM_SIZE 0x5000 /* five pages of the above */ |
86 | |
87 | #define TPM_ACCESS_TMO 2000 /* 2sec */ |
88 | #define TPM_READY_TMO 2000 /* 2sec */ |
89 | #define TPM_READ_TMO 2000 /* 2sec */ |
90 | #define TPM_BURST_TMO 2000 /* 2sec */ |
91 | |
92 | #define TPM_LEGACY_BUSY 0x01 |
93 | #define TPM_LEGACY_ABRT 0x01 |
94 | #define TPM_LEGACY_DA 0x02 |
95 | #define TPM_LEGACY_RE 0x04 |
96 | #define TPM_LEGACY_LAST 0x04 |
97 | #define TPM_LEGACY_BITS "\020\01BUSY\2DA\3RE\4LAST" |
98 | #define TPM_LEGACY_TMO (2*60) /* sec */ |
99 | #define TPM_LEGACY_SLEEP 5 /* ticks */ |
100 | #define TPM_LEGACY_DELAY 100 |
101 | |