| 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/input/adb.h" |
| 30 | #include "hw/misc/mos6522.h" |
| 31 | #include "qom/object.h" |
| 32 | |
| 33 | /* CUDA commands (2nd byte) */ |
| 34 | #define CUDA_WARM_START 0x0 |
| 35 | #define CUDA_AUTOPOLL 0x1 |
| 36 | #define CUDA_GET_6805_ADDR 0x2 |
| 37 | #define CUDA_GET_TIME 0x3 |
| 38 | #define CUDA_GET_PRAM 0x7 |
| 39 | #define CUDA_SET_6805_ADDR 0x8 |
| 40 | #define CUDA_SET_TIME 0x9 |
| 41 | #define CUDA_POWERDOWN 0xa |
| 42 | #define CUDA_POWERUP_TIME 0xb |
| 43 | #define CUDA_SET_PRAM 0xc |
| 44 | #define CUDA_MS_RESET 0xd |
| 45 | #define CUDA_SEND_DFAC 0xe |
| 46 | #define CUDA_BATTERY_SWAP_SENSE 0x10 |
| 47 | #define CUDA_RESET_SYSTEM 0x11 |
| 48 | #define CUDA_SET_IPL 0x12 |
| 49 | #define CUDA_FILE_SERVER_FLAG 0x13 |
| 50 | #define CUDA_SET_AUTO_RATE 0x14 |
| 51 | #define CUDA_GET_AUTO_RATE 0x16 |
| 52 | #define CUDA_SET_DEVICE_LIST 0x19 |
| 53 | #define CUDA_GET_DEVICE_LIST 0x1a |
| 54 | #define CUDA_SET_ONE_SECOND_MODE 0x1b |
| 55 | #define CUDA_SET_POWER_MESSAGES 0x21 |
| 56 | #define CUDA_GET_SET_IIC 0x22 |
| 57 | #define CUDA_WAKEUP 0x23 |
| 58 | #define CUDA_TIMER_TICKLE 0x24 |
| 59 | #define CUDA_COMBINED_FORMAT_IIC 0x25 |
| 60 | |
| 61 | |
| 62 | /* MOS6522 CUDA */ |
| 63 | struct MOS6522CUDAState { |
| 64 | /*< private >*/ |
| 65 | MOS6522State parent_obj; |
| 66 | }; |
| 67 | |
| 68 | #define TYPE_MOS6522_CUDA "mos6522-cuda" |
| 69 | OBJECT_DECLARE_SIMPLE_TYPE(MOS6522CUDAState, MOS6522_CUDA) |
| 70 | |
| 71 | /* Cuda */ |
| 72 | #define TYPE_CUDA "cuda" |
| 73 | OBJECT_DECLARE_SIMPLE_TYPE(CUDAState, CUDA) |
| 74 | |
| 75 | struct CUDAState { |
| 76 | /*< private >*/ |
| 77 | SysBusDevice parent_obj; |
| 78 | /*< public >*/ |
| 79 | MemoryRegion mem; |
| 80 | |
| 81 | ADBBusState adb_bus; |
| 82 | MOS6522CUDAState mos6522_cuda; |
| 83 | |
| 84 | uint32_t tick_offset; |
| 85 | uint64_t tb_frequency; |
| 86 | |
| 87 | uint8_t last_b; |
| 88 | uint8_t last_acr; |
| 89 | |
| 90 | /* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */ |
| 91 | uint64_t sr_delay_ns; |
| 92 | QEMUTimer *sr_delay_timer; |
| 93 | |
| 94 | int data_in_size; |
| 95 | int data_in_index; |
| 96 | int data_out_index; |
| 97 | |
| 98 | qemu_irq irq; |
| 99 | uint8_t data_in[128]; |
| 100 | uint8_t data_out[16]; |
| 101 | }; |
| 102 | |
| 103 | #endif /* CUDA_H */ |