ppc/pnv: Add a HIOMAP erase command
[qemu.git] / include / hw / misc / mac_via.h
1 /*
2 *
3 * Copyright (c) 2011-2018 Laurent Vivier
4 *
5 * This work is licensed under the terms of the GNU GPL, version 2 or later.
6 * See the COPYING file in the top-level directory.
7 */
8
9 #ifndef HW_MISC_MAC_VIA_H
10 #define HW_MISC_MAC_VIA_H
11
12 #include "exec/memory.h"
13 #include "hw/sysbus.h"
14 #include "hw/misc/mos6522.h"
15
16
17 /* VIA 1 */
18 #define VIA1_IRQ_ONE_SECOND_BIT 0
19 #define VIA1_IRQ_VBLANK_BIT 1
20 #define VIA1_IRQ_ADB_READY_BIT 2
21 #define VIA1_IRQ_ADB_DATA_BIT 3
22 #define VIA1_IRQ_ADB_CLOCK_BIT 4
23
24 #define VIA1_IRQ_NB 8
25
26 #define VIA1_IRQ_ONE_SECOND (1 << VIA1_IRQ_ONE_SECOND_BIT)
27 #define VIA1_IRQ_VBLANK (1 << VIA1_IRQ_VBLANK_BIT)
28 #define VIA1_IRQ_ADB_READY (1 << VIA1_IRQ_ADB_READY_BIT)
29 #define VIA1_IRQ_ADB_DATA (1 << VIA1_IRQ_ADB_DATA_BIT)
30 #define VIA1_IRQ_ADB_CLOCK (1 << VIA1_IRQ_ADB_CLOCK_BIT)
31
32
33 #define TYPE_MOS6522_Q800_VIA1 "mos6522-q800-via1"
34 #define MOS6522_Q800_VIA1(obj) OBJECT_CHECK(MOS6522Q800VIA1State, (obj), \
35 TYPE_MOS6522_Q800_VIA1)
36
37 typedef struct MOS6522Q800VIA1State {
38 /*< private >*/
39 MOS6522State parent_obj;
40
41 qemu_irq irqs[VIA1_IRQ_NB];
42 uint8_t last_b;
43 uint8_t PRAM[256];
44
45 /* external timers */
46 QEMUTimer *one_second_timer;
47 int64_t next_second;
48 QEMUTimer *VBL_timer;
49 int64_t next_VBL;
50 } MOS6522Q800VIA1State;
51
52
53 /* VIA 2 */
54 #define VIA2_IRQ_SCSI_DATA_BIT 0
55 #define VIA2_IRQ_SLOT_BIT 1
56 #define VIA2_IRQ_UNUSED_BIT 2
57 #define VIA2_IRQ_SCSI_BIT 3
58 #define VIA2_IRQ_ASC_BIT 4
59
60 #define VIA2_IRQ_NB 8
61
62 #define VIA2_IRQ_SCSI_DATA (1 << VIA2_IRQ_SCSI_DATA_BIT)
63 #define VIA2_IRQ_SLOT (1 << VIA2_IRQ_SLOT_BIT)
64 #define VIA2_IRQ_UNUSED (1 << VIA2_IRQ_SCSI_BIT)
65 #define VIA2_IRQ_SCSI (1 << VIA2_IRQ_UNUSED_BIT)
66 #define VIA2_IRQ_ASC (1 << VIA2_IRQ_ASC_BIT)
67
68 #define TYPE_MOS6522_Q800_VIA2 "mos6522-q800-via2"
69 #define MOS6522_Q800_VIA2(obj) OBJECT_CHECK(MOS6522Q800VIA2State, (obj), \
70 TYPE_MOS6522_Q800_VIA2)
71
72 typedef struct MOS6522Q800VIA2State {
73 /*< private >*/
74 MOS6522State parent_obj;
75 } MOS6522Q800VIA2State;
76
77
78 #define TYPE_MAC_VIA "mac_via"
79 #define MAC_VIA(obj) OBJECT_CHECK(MacVIAState, (obj), TYPE_MAC_VIA)
80
81 typedef struct MacVIAState {
82 SysBusDevice busdev;
83
84 VMChangeStateEntry *vmstate;
85
86 /* MMIO */
87 MemoryRegion mmio;
88 MemoryRegion via1mem;
89 MemoryRegion via2mem;
90
91 /* VIAs */
92 MOS6522Q800VIA1State mos6522_via1;
93 MOS6522Q800VIA2State mos6522_via2;
94
95 /* RTC */
96 uint32_t tick_offset;
97
98 uint8_t data_out;
99 int data_out_cnt;
100 uint8_t data_in;
101 uint8_t data_in_cnt;
102 uint8_t cmd;
103 int wprotect;
104 int alt;
105 BlockBackend *blk;
106
107 /* ADB */
108 ADBBusState adb_bus;
109 qemu_irq adb_data_ready;
110 int adb_data_in_size;
111 int adb_data_in_index;
112 int adb_data_out_index;
113 uint8_t adb_data_in[128];
114 uint8_t adb_data_out[16];
115 uint8_t adb_autopoll_cmd;
116 } MacVIAState;
117
118 #endif