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1 | /* | |
2 | * QEMU PowerMac CUDA device support | |
3 | * | |
4 | * Copyright (c) 2004-2007 Fabrice Bellard | |
5 | * Copyright (c) 2007 Jocelyn Mayer | |
6 | * | |
7 | * Permission is hereby granted, free of charge, to any person obtaining a copy | |
8 | * of this software and associated documentation files (the "Software"), to deal | |
9 | * in the Software without restriction, including without limitation the rights | |
10 | * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
11 | * copies of the Software, and to permit persons to whom the Software is | |
12 | * furnished to do so, subject to the following conditions: | |
13 | * | |
14 | * The above copyright notice and this permission notice shall be included in | |
15 | * all copies or substantial portions of the Software. | |
16 | * | |
17 | * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
18 | * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
19 | * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL | |
20 | * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
21 | * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
22 | * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
23 | * THE SOFTWARE. | |
24 | */ | |
25 | ||
26 | #ifndef CUDA_H | |
27 | #define CUDA_H | |
28 | ||
29 | #include "hw/misc/mos6522.h" | |
30 | #include "qom/object.h" | |
31 | ||
32 | /* CUDA commands (2nd byte) */ | |
33 | #define CUDA_WARM_START 0x0 | |
34 | #define CUDA_AUTOPOLL 0x1 | |
35 | #define CUDA_GET_6805_ADDR 0x2 | |
36 | #define CUDA_GET_TIME 0x3 | |
37 | #define CUDA_GET_PRAM 0x7 | |
38 | #define CUDA_SET_6805_ADDR 0x8 | |
39 | #define CUDA_SET_TIME 0x9 | |
40 | #define CUDA_POWERDOWN 0xa | |
41 | #define CUDA_POWERUP_TIME 0xb | |
42 | #define CUDA_SET_PRAM 0xc | |
43 | #define CUDA_MS_RESET 0xd | |
44 | #define CUDA_SEND_DFAC 0xe | |
45 | #define CUDA_BATTERY_SWAP_SENSE 0x10 | |
46 | #define CUDA_RESET_SYSTEM 0x11 | |
47 | #define CUDA_SET_IPL 0x12 | |
48 | #define CUDA_FILE_SERVER_FLAG 0x13 | |
49 | #define CUDA_SET_AUTO_RATE 0x14 | |
50 | #define CUDA_GET_AUTO_RATE 0x16 | |
51 | #define CUDA_SET_DEVICE_LIST 0x19 | |
52 | #define CUDA_GET_DEVICE_LIST 0x1a | |
53 | #define CUDA_SET_ONE_SECOND_MODE 0x1b | |
54 | #define CUDA_SET_POWER_MESSAGES 0x21 | |
55 | #define CUDA_GET_SET_IIC 0x22 | |
56 | #define CUDA_WAKEUP 0x23 | |
57 | #define CUDA_TIMER_TICKLE 0x24 | |
58 | #define CUDA_COMBINED_FORMAT_IIC 0x25 | |
59 | ||
60 | ||
61 | /* MOS6522 CUDA */ | |
62 | struct MOS6522CUDAState { | |
63 | /*< private >*/ | |
64 | MOS6522State parent_obj; | |
65 | }; | |
66 | typedef struct MOS6522CUDAState MOS6522CUDAState; | |
67 | ||
68 | #define TYPE_MOS6522_CUDA "mos6522-cuda" | |
69 | DECLARE_INSTANCE_CHECKER(MOS6522CUDAState, MOS6522_CUDA, | |
70 | TYPE_MOS6522_CUDA) | |
71 | ||
72 | /* Cuda */ | |
73 | #define TYPE_CUDA "cuda" | |
74 | typedef struct CUDAState CUDAState; | |
75 | DECLARE_INSTANCE_CHECKER(CUDAState, CUDA, | |
76 | TYPE_CUDA) | |
77 | ||
78 | struct CUDAState { | |
79 | /*< private >*/ | |
80 | SysBusDevice parent_obj; | |
81 | /*< public >*/ | |
82 | MemoryRegion mem; | |
83 | ||
84 | ADBBusState adb_bus; | |
85 | MOS6522CUDAState mos6522_cuda; | |
86 | ||
87 | uint32_t tick_offset; | |
88 | uint64_t tb_frequency; | |
89 | ||
90 | uint8_t last_b; | |
91 | uint8_t last_acr; | |
92 | ||
93 | /* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */ | |
94 | uint64_t sr_delay_ns; | |
95 | QEMUTimer *sr_delay_timer; | |
96 | ||
97 | int data_in_size; | |
98 | int data_in_index; | |
99 | int data_out_index; | |
100 | ||
101 | qemu_irq irq; | |
102 | uint8_t data_in[128]; | |
103 | uint8_t data_out[16]; | |
104 | }; | |
105 | ||
106 | #endif /* CUDA_H */ |