Add access control support to qemu bridge helper
[qemu.git] / hw / hpet_emul.h
1 /*
2 * QEMU Emulated HPET support
3 *
4 * Copyright IBM, Corp. 2008
5 *
6 * Authors:
7 * Beth Kon <bkon@us.ibm.com>
8 *
9 * This work is licensed under the terms of the GNU GPL, version 2. See
10 * the COPYING file in the top-level directory.
11 *
12 */
13 #ifndef QEMU_HPET_EMUL_H
14 #define QEMU_HPET_EMUL_H
15
16 #define HPET_BASE 0xfed00000
17 #define HPET_CLK_PERIOD 10000000ULL /* 10000000 femtoseconds == 10ns*/
18
19 #define FS_PER_NS 1000000
20 #define HPET_MIN_TIMERS 3
21 #define HPET_MAX_TIMERS 32
22
23 #define HPET_NUM_IRQ_ROUTES 32
24
25 #define HPET_CFG_ENABLE 0x001
26 #define HPET_CFG_LEGACY 0x002
27
28 #define HPET_ID 0x000
29 #define HPET_PERIOD 0x004
30 #define HPET_CFG 0x010
31 #define HPET_STATUS 0x020
32 #define HPET_COUNTER 0x0f0
33 #define HPET_TN_CFG 0x000
34 #define HPET_TN_CMP 0x008
35 #define HPET_TN_ROUTE 0x010
36 #define HPET_CFG_WRITE_MASK 0x3
37
38 #define HPET_ID_NUM_TIM_SHIFT 8
39 #define HPET_ID_NUM_TIM_MASK 0x1f00
40
41 #define HPET_TN_TYPE_LEVEL 0x002
42 #define HPET_TN_ENABLE 0x004
43 #define HPET_TN_PERIODIC 0x008
44 #define HPET_TN_PERIODIC_CAP 0x010
45 #define HPET_TN_SIZE_CAP 0x020
46 #define HPET_TN_SETVAL 0x040
47 #define HPET_TN_32BIT 0x100
48 #define HPET_TN_INT_ROUTE_MASK 0x3e00
49 #define HPET_TN_FSB_ENABLE 0x4000
50 #define HPET_TN_FSB_CAP 0x8000
51 #define HPET_TN_CFG_WRITE_MASK 0x7f4e
52 #define HPET_TN_INT_ROUTE_SHIFT 9
53 #define HPET_TN_INT_ROUTE_CAP_SHIFT 32
54 #define HPET_TN_CFG_BITS_READONLY_OR_RESERVED 0xffff80b1U
55
56 struct hpet_fw_entry
57 {
58 uint32_t event_timer_block_id;
59 uint64_t address;
60 uint16_t min_tick;
61 uint8_t page_prot;
62 } QEMU_PACKED;
63
64 struct hpet_fw_config
65 {
66 uint8_t count;
67 struct hpet_fw_entry hpet[8];
68 } QEMU_PACKED;
69
70 extern struct hpet_fw_config hpet_cfg;
71 #endif