45 #if 0
51 #define SNAKES_EEPROM_BASE_ADDR 0xF0810400
52 #define MIRAGE_EEPROM_BASE_ADDR 0xF00C0400
71 	if (port & 0x300) {  in eisa_permute()
72 		return 0xfc000000 | ((port & 0xfc00) >> 6)  in eisa_permute()
73 			| ((port & 0x3f8) << 9) | (port & 7);  in eisa_permute()
75 		return 0xfc000000 | port;  in eisa_permute()
83 	return 0xff;  in eisa_in8()
90 	return 0xffff;  in eisa_in16()
97 	return 0xffffffff;  in eisa_in32()
139 /* irq 13,8,2,1,0 must be edge */
154 		eisa_out8(slave_mask, 0xa1);  in eisa_mask_irq()
157 		eisa_out8(master_mask, 0x21);  in eisa_mask_irq()
160 	EISA_DBG("pic0 mask %02x\n", eisa_in8(0x21));  in eisa_mask_irq()
161 	EISA_DBG("pic1 mask %02x\n", eisa_in8(0xa1));  in eisa_mask_irq()
174 		eisa_out8(slave_mask, 0xa1);  in eisa_unmask_irq()
177 		eisa_out8(master_mask, 0x21);  in eisa_unmask_irq()
180 	EISA_DBG("pic0 mask %02x\n", eisa_in8(0x21));  in eisa_unmask_irq()
181 	EISA_DBG("pic1 mask %02x\n", eisa_in8(0xa1));  in eisa_unmask_irq()
192 	int irq = gsc_readb(0xfc01f000); /* EISA supports 16 irqs */  in eisa_irq()
197 	eisa_out8(0x0a, 0x20);  in eisa_irq()
198 	eisa_out8(0x0a, 0xa0);  in eisa_irq()
201 		   irq, eisa_in8(0x20), eisa_in8(0xa0));  in eisa_irq()
204 	eisa_out8(0x0a, 0x20);  in eisa_irq()
205 	eisa_out8(0x0a, 0xa0);  in eisa_irq()
207 		 eisa_in8(0x20), eisa_in8(0x21), eisa_in8(0xa0), eisa_in8(0xa1));  in eisa_irq()
209 	irq &= 0xf;  in eisa_irq()
214 		eisa_out8(slave_mask, 0xa1);  in eisa_irq()
215 		eisa_out8(0x60 | (irq&7),0xa0);/* 'Specific EOI' to slave */  in eisa_irq()
216 		eisa_out8(0x62, 0x20);	/* 'Specific EOI' to master-IRQ2 */  in eisa_irq()
220 		eisa_out8(master_mask, 0x21);  in eisa_irq()
221 		eisa_out8(0x60|irq, 0x20);	/* 'Specific EOI' to master */  in eisa_irq()
231 		eisa_out8(slave_mask, 0xa1);  in eisa_irq()
234 		eisa_out8(master_mask, 0x21);  in eisa_irq()
252 	eisa_out8(0xff, 0x21); /* mask during init */  in init_eisa_pic()
253 	eisa_out8(0xff, 0xa1); /* mask during init */  in init_eisa_pic()
256 	eisa_out8(0x11, 0x20); /* ICW1 */  in init_eisa_pic()
257 	eisa_out8(0x00, 0x21); /* ICW2 */  in init_eisa_pic()
258 	eisa_out8(0x04, 0x21); /* ICW3 */  in init_eisa_pic()
259 	eisa_out8(0x01, 0x21); /* ICW4 */  in init_eisa_pic()
260 	eisa_out8(0x40, 0x20); /* OCW2 */  in init_eisa_pic()
263 	eisa_out8(0x11, 0xa0); /* ICW1 */  in init_eisa_pic()
264 	eisa_out8(0x08, 0xa1); /* ICW2 */  in init_eisa_pic()
265 	eisa_out8(0x02, 0xa1); /* ICW3 */  in init_eisa_pic()
266 	eisa_out8(0x01, 0xa1); /* ICW4 */  in init_eisa_pic()
267 	eisa_out8(0x40, 0xa0); /* OCW2 */  in init_eisa_pic()
271 	slave_mask = 0xff;  in init_eisa_pic()
272 	master_mask = 0xfb;  in init_eisa_pic()
273 	eisa_out8(slave_mask, 0xa1); /* OCW1 */  in init_eisa_pic()
274 	eisa_out8(master_mask, 0x21); /* OCW1 */  in init_eisa_pic()
279 	eisa_out8(eisa_irq_level&0xff, 0x4d0); /* Set all irq's to edge  */  in init_eisa_pic()
280 	eisa_out8((eisa_irq_level >> 8) & 0xff, 0x4d1);  in init_eisa_pic()
282 	EISA_DBG("pic0 mask %02x\n", eisa_in8(0x21));  in init_eisa_pic()
283 	EISA_DBG("pic1 mask %02x\n", eisa_in8(0xa1));  in init_eisa_pic()
284 	EISA_DBG("pic0 edge/level %02x\n", eisa_in8(0x4d0));  in init_eisa_pic()
285 	EISA_DBG("pic1 edge/level %02x\n", eisa_in8(0x4d1));  in init_eisa_pic()
292 #define is_mongoose(dev) (dev->id.sversion == 0x00076)
300 	printk(KERN_INFO "%s EISA Adapter found at 0x%08lx\n",  in eisa_probe()
307 	eisa_dev.hba.lmmio_space.start = F_EXTEND(0xfc000000);  in eisa_probe()
308 	eisa_dev.hba.lmmio_space.end = F_EXTEND(0xffbfffff);  in eisa_probe()
311 	if (result < 0) {  in eisa_probe()
316 	eisa_dev.hba.io_space.start = 0;  in eisa_probe()
317 	eisa_dev.hba.io_space.end = 0xffff;  in eisa_probe()
320 	if (result < 0) {  in eisa_probe()
333 	if (request_irq(2, dummy_irq2_handler, 0, "cascade", NULL))  in eisa_probe()
335 	for (i = 0; i < 16; i++) {  in eisa_probe()
344 		eisa_dev.eeprom_addr = dev->addr[0];  in eisa_probe()
363 	if (result >= 0) {  in eisa_probe()
367 		eisa_dev.root.bus_base_addr = 0;  in eisa_probe()
370 		eisa_dev.root.dma_mask = 0xffffffff; /* wild guess */  in eisa_probe()
378 	return 0;  in eisa_probe()
390 	{ HPHW_BA, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00076 }, /* Mongoose */
391 	{ HPHW_BA, HVERSION_REV_ANY_ID, HVERSION_ANY_ID, 0x00090 }, /* Wax EISA */
392 	{ 0, }
442 		val = (int) simple_strtoul(cur, &pe, 0);  in eisa_irq_setup()
443 		if (val > 15 || val < 0) {  in eisa_irq_setup()
444 			printk(KERN_ERR "eisa: EISA irq value are 0-15\n");  in eisa_irq_setup()