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qemu/include/hw/misc/macio/cuda.h

103 lines
3.2 KiB
C

/*
* QEMU PowerMac CUDA device support
*
* Copyright (c) 2004-2007 Fabrice Bellard
* Copyright (c) 2007 Jocelyn Mayer
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in
* all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
#ifndef CUDA_H
#define CUDA_H
#include "hw/misc/mos6522.h"
#include "qom/object.h"
/* CUDA commands (2nd byte) */
#define CUDA_WARM_START 0x0
#define CUDA_AUTOPOLL 0x1
#define CUDA_GET_6805_ADDR 0x2
#define CUDA_GET_TIME 0x3
#define CUDA_GET_PRAM 0x7
#define CUDA_SET_6805_ADDR 0x8
#define CUDA_SET_TIME 0x9
#define CUDA_POWERDOWN 0xa
#define CUDA_POWERUP_TIME 0xb
#define CUDA_SET_PRAM 0xc
#define CUDA_MS_RESET 0xd
#define CUDA_SEND_DFAC 0xe
#define CUDA_BATTERY_SWAP_SENSE 0x10
#define CUDA_RESET_SYSTEM 0x11
#define CUDA_SET_IPL 0x12
#define CUDA_FILE_SERVER_FLAG 0x13
#define CUDA_SET_AUTO_RATE 0x14
#define CUDA_GET_AUTO_RATE 0x16
#define CUDA_SET_DEVICE_LIST 0x19
#define CUDA_GET_DEVICE_LIST 0x1a
#define CUDA_SET_ONE_SECOND_MODE 0x1b
#define CUDA_SET_POWER_MESSAGES 0x21
#define CUDA_GET_SET_IIC 0x22
#define CUDA_WAKEUP 0x23
#define CUDA_TIMER_TICKLE 0x24
#define CUDA_COMBINED_FORMAT_IIC 0x25
/* MOS6522 CUDA */
struct MOS6522CUDAState {
/*< private >*/
MOS6522State parent_obj;
};
#define TYPE_MOS6522_CUDA "mos6522-cuda"
OBJECT_DECLARE_SIMPLE_TYPE(MOS6522CUDAState, MOS6522_CUDA)
/* Cuda */
#define TYPE_CUDA "cuda"
OBJECT_DECLARE_SIMPLE_TYPE(CUDAState, CUDA)
struct CUDAState {
/*< private >*/
SysBusDevice parent_obj;
/*< public >*/
MemoryRegion mem;
ADBBusState adb_bus;
MOS6522CUDAState mos6522_cuda;
uint32_t tick_offset;
uint64_t tb_frequency;
uint8_t last_b;
uint8_t last_acr;
/* MacOS 9 is racy and requires a delay upon setting the SR_INT bit */
uint64_t sr_delay_ns;
QEMUTimer *sr_delay_timer;
int data_in_size;
int data_in_index;
int data_out_index;
qemu_irq irq;
uint8_t data_in[128];
uint8_t data_out[16];
};
#endif /* CUDA_H */