sound/isa/sscape.c

133 	unsigned io_base;
188 static inline void sscape_write_unsafe(unsigned io_base, enum GA_REG reg,
191 	outb(reg, ODIE_ADDR_IO(io_base));
192 	outb(val, ODIE_DATA_IO(io_base));
205 	sscape_write_unsafe(s->io_base, reg, val);
213 static inline unsigned char sscape_read_unsafe(unsigned io_base,
216 	outb(reg, ODIE_ADDR_IO(io_base));
217 	return inb(ODIE_DATA_IO(io_base));
223 static inline void set_host_mode_unsafe(unsigned io_base)
225 	outb(0x0, HOST_CTRL_IO(io_base));
231 static inline void set_midi_mode_unsafe(unsigned io_base)
233 	outb(0x3, HOST_CTRL_IO(io_base));
240 static inline int host_read_unsafe(unsigned io_base)
243 	if ((inb(HOST_CTRL_IO(io_base)) & RX_READY) != 0)
244 		data = inb(HOST_DATA_IO(io_base));
254 static int host_read_ctrl_unsafe(unsigned io_base, unsigned timeout)
258 	while (((data = host_read_unsafe(io_base)) < 0) && (timeout != 0)) {
270 static inline int host_write_unsafe(unsigned io_base, unsigned char data)
272 	if ((inb(HOST_CTRL_IO(io_base)) & TX_READY) != 0) {
273 		outb(data, HOST_DATA_IO(io_base));
285 static int host_write_ctrl_unsafe(unsigned io_base, unsigned char data,
290 	while (!(err = host_write_unsafe(io_base, data)) && (timeout != 0)) {
323 static void activate_ad1845_unsafe(unsigned io_base)
325 	unsigned char val = sscape_read_unsafe(io_base, GA_HMCTL_REG);
326 	sscape_write_unsafe(io_base, GA_HMCTL_REG, (val & 0xcf) | 0x10);
327 	sscape_write_unsafe(io_base, GA_CDCFG_REG, 0x80);
334 static void sscape_start_dma_unsafe(unsigned io_base, enum GA_REG reg)
336 	sscape_write_unsafe(io_base, reg,
337 			    sscape_read_unsafe(io_base, reg) | 0x01);
338 	sscape_write_unsafe(io_base, reg,
339 			    sscape_read_unsafe(io_base, reg) & 0xfe);
346 static int sscape_wait_dma_unsafe(unsigned io_base, enum GA_REG reg,
349 	while (!(sscape_read_unsafe(io_base, reg) & 0x01) && (timeout != 0)) {
354 	return sscape_read_unsafe(io_base, reg) & 0x01;
373 		x = host_read_unsafe(s->io_base);
400 		x = host_read_unsafe(s->io_base);
430 	val = sscape_read_unsafe(s->io_base, GA_HMCTL_REG);
431 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, val & 0x3f);
437 	sscape_write_unsafe(s->io_base, GA_DMAA_REG, val);
438 	sscape_write_unsafe(s->io_base, GA_DMAB_REG, 0x20);
443 	val = sscape_read_unsafe(s->io_base, GA_HMCTL_REG);
444 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, val | 0x80);
459 		sscape_start_dma_unsafe(s->io_base, GA_DMAA_REG);
460 		if (!sscape_wait_dma_unsafe(s->io_base, GA_DMAA_REG, 5000)) {
473 	set_host_mode_unsafe(s->io_base);
474 	outb(0x0, s->io_base);
479 	val = sscape_read_unsafe(s->io_base, GA_HMCTL_REG);
480 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, val | 0x40);
533 		data = host_read_ctrl_unsafe(sscape->io_base, 100);
536 		sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2f);
622 	set_host_mode_unsafe(s->io_base);
634 	change = host_write_ctrl_unsafe(s->io_base, CMD_SET_MIDI_VOL, 100)
635 		 && host_write_ctrl_unsafe(s->io_base, new_val, 100)
636 		 && host_write_ctrl_unsafe(s->io_base, CMD_XXX_MIDI_VOL, 100)
637 		 && host_write_ctrl_unsafe(s->io_base, new_val, 100);
644 	set_midi_mode_unsafe(s->io_base);
699 	if ((inb(HOST_CTRL_IO(s->io_base)) & 0x78) != 0)
702 	d = inb(ODIE_ADDR_IO(s->io_base)) & 0xf0;
713 	outb(0xfa, ODIE_ADDR_IO(s->io_base));
714 	if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0a)
717 	outb(0xfe, ODIE_ADDR_IO(s->io_base));
718 	if ((inb(ODIE_ADDR_IO(s->io_base)) & 0x9f) != 0x0e)
721 	outb(0xfe, ODIE_ADDR_IO(s->io_base));
722 	d = inb(ODIE_DATA_IO(s->io_base));
727 		activate_ad1845_unsafe(s->io_base);
732 	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG);
733 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);
750 	d  = sscape_read_unsafe(s->io_base, GA_HMCTL_REG) & 0x3f;
751 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d);
756 	d = sscape_read_unsafe(s->io_base, GA_HMCTL_REG);
757 	sscape_write_unsafe(s->io_base, GA_HMCTL_REG, d | 0xc0);
962 	sscape->io_base = port[dev];
966 			sscape->io_base);
989 			 name, sscape->io_base, irq[dev], dma[dev]);
1012 	sscape_write_unsafe(sscape->io_base, GA_SMCFGA_REG, 0x2e);
1013 	sscape_write_unsafe(sscape->io_base, GA_SMCFGB_REG, 0x00);
1018 	sscape_write_unsafe(sscape->io_base, GA_DMACFG_REG, 0x50);
1020 	sscape_write_unsafe(sscape->io_base, GA_DMAA_REG, dma_cfg);
1021 	sscape_write_unsafe(sscape->io_base, GA_DMAB_REG, 0x20);
1024 	val = sscape_read_unsafe(sscape->io_base, GA_HMCTL_REG) & 0xF7;
1027 	sscape_write_unsafe(sscape->io_base, GA_HMCTL_REG, val | 0x10);
1028 	sscape_write_unsafe(sscape->io_base, GA_INTCFG_REG, 0xf0 | mpu_irq_cfg);
1029 	sscape_write_unsafe(sscape->io_base,
1035 	sscape_write_unsafe(sscape->io_base, GA_INTENA_REG, 0x80);
1079 			host_write_ctrl_unsafe(sscape->io_base,
1081 			host_write_ctrl_unsafe(sscape->io_base,
1083 			host_write_ctrl_unsafe(sscape->io_base,
1085 			host_write_ctrl_unsafe(sscape->io_base,
1087 			host_write_ctrl_unsafe(sscape->io_base,
1089 			host_write_ctrl_unsafe(sscape->io_base,
1091 			host_write_ctrl_unsafe(sscape->io_base, CMD_ACK, 100);
1093 			set_midi_mode_unsafe(sscape->io_base);