1 // SPDX-License-Identifier: GPL-2.0
9  * Code supporting the Sable, Sable-Gamma, and Lynx systems.
58  *	 0-7  (char at 536)
59  *	 8-15 (char at 53a)
60  *	16-23 (char at 53c)
65  *------------------------------------------
67  * 1        NCR810 (builtin)		33
70  * 4        PCI slot 1			35
72  * 6        keyboard			1
76  *10        EISA irq 3			-
77  *11        EISA irq 4			-
79  *13        EISA irq 6			-
80  *14        EISA irq 7			-
85  *19        EISA irq 12			-
86  *20        EISA irq 13			-
89  *23        IIC				-
115 		val1 = 0xE0 | (bit - 16);  in sable_ack_irq_hw()
119 		val1 = 0xE0 | (bit - 8);  in sable_ack_irq_hw()
123 		val1 = 0xE0 | (bit - 0);  in sable_ack_irq_hw()
124 		val2 = 0xE0 | 1;  in sable_ack_irq_hw()
133 		-1,  6, -1,  8, 15, 12,  7,  9,	/* pseudo PIC  0-7  */
134 		-1, 16, 17, 18,  3, -1, 21, 22,	/* pseudo PIC  8-15 */
135 		-1, -1, -1, -1, -1, -1, -1, -1,	/* pseudo EISA 0-7  */
136 		-1, -1, -1, -1, -1, -1, -1, -1,	/* pseudo EISA 8-15  */
137 		 2,  1,  0,  4,  5, -1, -1, -1,	/* pseudo PCI */
138 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
139 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
140 		-1, -1, -1, -1, -1, -1, -1, -1 	/*  */
143 		34, 33, 32, 12, 35, 36,  1,  6,	/* mask 0-7  */
144 		 3,  7, -1, -1,  5, -1, -1,  4,	/* mask 8-15  */
145 		 9, 10, 11, -1, -1, 14, 15, -1,	/* mask 16-23  */
146 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
147 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
148 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
149 		-1, -1, -1, -1, -1, -1, -1, -1,	/*  */
150 		-1, -1, -1, -1, -1, -1, -1, -1	/*  */
152 	-1,
160 	outb(-1, 0x537);	/* slave 0 */  in sable_init_irq()
161 	outb(-1, 0x53b);	/* slave 1 */  in sable_init_irq()
162 	outb(-1, 0x53d);	/* slave 2 */  in sable_init_irq()
176  *  1       SCSI
177  *  2       PCI-EISA bridge
182  *  7       PCI on board slot 1
201 		{ 32+1,  32+1,  32+1,  32+1,  32+1},  /* IdSel 1,  SCSI   */  in sable_map_irq()
202 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 2,  SIO   */  in sable_map_irq()
203 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 3,  none   */  in sable_map_irq()
204 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 4,  none   */  in sable_map_irq()
205 		{   -1,    -1,    -1,    -1,    -1},  /* IdSel 5,  none   */  in sable_map_irq()
207 		{ 32+3,  32+3,  32+3,  32+3,  32+3},  /* IdSel 7,  slot 1 */  in sable_map_irq()
223 	bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];  in sable_lynx_enable_irq()
225 	mask = sable_lynx_irq_swizzle->shadow_mask &= ~(1UL << bit);  in sable_lynx_enable_irq()
226 	sable_lynx_irq_swizzle->update_irq_hw(bit, mask);  in sable_lynx_enable_irq()
239 	bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];  in sable_lynx_disable_irq()
241 	mask = sable_lynx_irq_swizzle->shadow_mask |= 1UL << bit;  in sable_lynx_disable_irq()
242 	sable_lynx_irq_swizzle->update_irq_hw(bit, mask);  in sable_lynx_disable_irq()
255 	bit = sable_lynx_irq_swizzle->irq_to_mask[d->irq];  in sable_lynx_mask_and_ack_irq()
257 	mask = sable_lynx_irq_swizzle->shadow_mask |= 1UL << bit;  in sable_lynx_mask_and_ack_irq()
258 	sable_lynx_irq_swizzle->update_irq_hw(bit, mask);  in sable_lynx_mask_and_ack_irq()
259 	sable_lynx_irq_swizzle->ack_irq_hw(bit);  in sable_lynx_mask_and_ack_irq()
275 	   so-called legacy IRQs for many common devices.  */  in sable_lynx_srm_device_interrupt()
279 	bit = (vector - 0x800) >> 4;  in sable_lynx_srm_device_interrupt()
280 	irq = sable_lynx_irq_swizzle->mask_to_irq[bit];  in sable_lynx_srm_device_interrupt()
320 	.vector_name		= "Sable-Gamma",