70     int ichan;  in i8257_write_page()  local
72     ichan = channels[nport & 7];  in i8257_write_page()
73     if (-1 == ichan) {  in i8257_write_page()
77     d->regs[ichan].page = data;  in i8257_write_page()
83     int ichan;  in i8257_write_pageh()  local
85     ichan = channels[nport & 7];  in i8257_write_pageh()
86     if (-1 == ichan) {  in i8257_write_pageh()
90     d->regs[ichan].pageh = data;  in i8257_write_pageh()
96     int ichan;  in i8257_read_page()  local
98     ichan = channels[nport & 7];  in i8257_read_page()
99     if (-1 == ichan) {  in i8257_read_page()
103     return d->regs[ichan].page;  in i8257_read_page()
109     int ichan;  in i8257_read_pageh()  local
111     ichan = channels[nport & 7];  in i8257_read_pageh()
112     if (-1 == ichan) {  in i8257_read_pageh()
116     return d->regs[ichan].pageh;  in i8257_read_pageh()
119 static inline void i8257_init_chan(I8257State *d, int ichan)  in i8257_init_chan()  argument
123     r = d->regs + ichan;  in i8257_init_chan()
140     int ichan, nreg, iport, ff, val, dir;  in i8257_read_chan()  local
144     ichan = iport >> 1;  in i8257_read_chan()
146     r = d->regs + ichan;  in i8257_read_chan()
163     int iport, ichan, nreg;  in i8257_write_chan()  local
167     ichan = iport >> 1;  in i8257_write_chan()
169     r = d->regs + ichan;  in i8257_write_chan()
172         i8257_init_chan(d, ichan);  in i8257_write_chan()
182     int iport, ichan = 0;  in i8257_write_cont()  local
195         ichan = data & 3;  in i8257_write_cont()
197             d->status |= 1 << (ichan + 4);  in i8257_write_cont()
200             d->status &= ~(1 << (ichan + 4));  in i8257_write_cont()
202         d->status &= ~(1 << ichan);  in i8257_write_cont()
216             ichan = data & 3;  in i8257_write_cont()
226                        ichan, op, ai, dir, opmode);  in i8257_write_cont()
229             d->regs[ichan].mode = data;  in i8257_write_cont()
262                nport, ichan, data);  in i8257_write_cont()
305     int ichan;  in i8257_dma_hold_DREQ()  local
307     ichan = nchan & 3;  in i8257_dma_hold_DREQ()
308     d->status |= 1 << (ichan + 4);  in i8257_dma_hold_DREQ()
315     int ichan;  in i8257_dma_release_DREQ()  local
317     ichan = nchan & 3;  in i8257_dma_release_DREQ()
318     d->status &= ~(1 << (ichan + 4));  in i8257_dma_release_DREQ()
322 static void i8257_channel_run(I8257State *d, int ichan)  in i8257_channel_run()  argument
326     I8257Regs *r = &d->regs[ichan];  in i8257_channel_run()
341     n = r->transfer_handler (r->opaque, ichan + (ncont << 2),  in i8257_channel_run()
347         d->status |= (1 << ichan);  in i8257_channel_run()
354     int ichan;  in i8257_dma_run()  local
364     for (ichan = 0; ichan < 4; ichan++) {  in i8257_dma_run()
367         mask = 1 << ichan;  in i8257_dma_run()
370             i8257_channel_run(d, ichan);  in i8257_dma_run()
389     int ichan;  in i8257_dma_register_channel()  local
391     ichan = nchan & 3;  in i8257_dma_register_channel()
393     r = d->regs + ichan;  in i8257_dma_register_channel()