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10#ifndef HW_ACPI_TCO_H
11#define HW_ACPI_TCO_H
12
13#include "exec/memory.h"
14
15
16#define TCO_TICK_NSEC 600000000LL
17
18
19enum {
20 TCO_RLD = 0x00,
21 TCO_DAT_IN = 0x02,
22 TCO_DAT_OUT = 0x03,
23 TCO1_STS = 0x04,
24 TCO2_STS = 0x06,
25 TCO1_CNT = 0x08,
26 TCO2_CNT = 0x0a,
27 TCO_MESSAGE1 = 0x0c,
28 TCO_MESSAGE2 = 0x0d,
29 TCO_WDCNT = 0x0e,
30 SW_IRQ_GEN = 0x10,
31 TCO_TMR = 0x12,
32};
33
34
35enum {
36 SW_TCO_SMI = 1 << 1,
37 TCO_INT_STS = 1 << 2,
38 TCO_LOCK = 1 << 12,
39 TCO_TMR_HLT = 1 << 11,
40 TCO_TIMEOUT = 1 << 3,
41 TCO_SECOND_TO_STS = 1 << 1,
42 TCO_BOOT_STS = 1 << 2,
43};
44
45
46enum {
47 TCO_RLD_MASK = 0x3ff,
48 TCO1_STS_MASK = 0xe870,
49 TCO2_STS_MASK = 0xfff8,
50 TCO1_CNT_MASK = 0xfeff,
51 TCO_TMR_MASK = 0x3ff,
52};
53
54typedef struct TCOIORegs {
55 struct {
56 uint16_t rld;
57 uint8_t din;
58 uint8_t dout;
59 uint16_t sts1;
60 uint16_t sts2;
61 uint16_t cnt1;
62 uint16_t cnt2;
63 uint8_t msg1;
64 uint8_t msg2;
65 uint8_t wdcnt;
66 uint16_t tmr;
67 } tco;
68 uint8_t sw_irq_gen;
69
70 QEMUTimer *tco_timer;
71 int64_t expire_time;
72 uint8_t timeouts_no;
73
74 MemoryRegion io;
75} TCOIORegs;
76
77
78void acpi_pm_tco_init(TCOIORegs *tr, MemoryRegion *parent);
79
80extern const VMStateDescription vmstate_tco_io_sts;
81
82#endif
83