]> git.proxmox.com Git - mirror_qemu.git/blame - include/hw/isa/i8257.h
hw/isa: Move parallel_hds_isa_init() to hw/char/parallel-isa.c
[mirror_qemu.git] / include / hw / isa / i8257.h
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1#ifndef HW_I8257_H
2#define HW_I8257_H
3
4#define TYPE_I8257 "i8257"
5
6typedef struct I8257Regs {
7 int now[2];
8 uint16_t base[2];
9 uint8_t mode;
10 uint8_t page;
11 uint8_t pageh;
12 uint8_t dack;
13 uint8_t eop;
bd36a618 14 IsaDmaTransferHandler transfer_handler;
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15 void *opaque;
16} I8257Regs;
17
18typedef struct I8257State {
19 /* <private> */
20 ISADevice parent_obj;
21
22 /* <public> */
23 int32_t base;
24 int32_t page_base;
25 int32_t pageh_base;
26 int32_t dshift;
27
28 uint8_t status;
29 uint8_t command;
30 uint8_t mask;
31 uint8_t flip_flop;
32 I8257Regs regs[4];
33 MemoryRegion channel_io;
34 MemoryRegion cont_io;
35
36 QEMUBH *dma_bh;
37 bool dma_bh_scheduled;
38 int running;
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39 PortioList portio_page;
40 PortioList portio_pageh;
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41} I8257State;
42
43#endif