xref: /openbmc/linux/arch/mips/include/asm/mach-cobalt/irq.h (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1384740dcSRalf Baechle /*
2384740dcSRalf Baechle  * Cobalt IRQ definitions.
3384740dcSRalf Baechle  *
4384740dcSRalf Baechle  * This file is subject to the terms and conditions of the GNU General Public
5384740dcSRalf Baechle  * License.  See the file "COPYING" in the main directory of this archive
6384740dcSRalf Baechle  * for more details.
7384740dcSRalf Baechle  *
8384740dcSRalf Baechle  * Copyright (C) 1997 Cobalt Microserver
9384740dcSRalf Baechle  * Copyright (C) 1997, 2003 Ralf Baechle
10384740dcSRalf Baechle  * Copyright (C) 2001-2003 Liam Davies (ldavies@agile.tv)
11*ada8e951SYoichi Yuasa  * Copyright (C) 2007 Yoichi Yuasa <yuasa@linux-mips.org>
12384740dcSRalf Baechle  */
13384740dcSRalf Baechle #ifndef _ASM_COBALT_IRQ_H
14384740dcSRalf Baechle #define _ASM_COBALT_IRQ_H
15384740dcSRalf Baechle 
16384740dcSRalf Baechle /*
17384740dcSRalf Baechle  * i8259 interrupts used on Cobalt:
18384740dcSRalf Baechle  *
19384740dcSRalf Baechle  *	8  - RTC
20384740dcSRalf Baechle  *	9  - PCI slot
21384740dcSRalf Baechle  *	14 - IDE0
22384740dcSRalf Baechle  *	15 - IDE1(no connector on board)
23384740dcSRalf Baechle  */
24384740dcSRalf Baechle #define I8259A_IRQ_BASE			0
25384740dcSRalf Baechle 
26384740dcSRalf Baechle #define PCISLOT_IRQ			(I8259A_IRQ_BASE + 9)
27384740dcSRalf Baechle 
28384740dcSRalf Baechle /*
29384740dcSRalf Baechle  * CPU interrupts used on Cobalt:
30384740dcSRalf Baechle  *
31384740dcSRalf Baechle  *	0 - Software interrupt 0 (unused)
32384740dcSRalf Baechle  *	1 - Software interrupt 0 (unused)
33384740dcSRalf Baechle  *	2 - cascade GT64111
34384740dcSRalf Baechle  *	3 - ethernet or SCSI host controller
35384740dcSRalf Baechle  *	4 - ethernet
36384740dcSRalf Baechle  *	5 - 16550 UART
37384740dcSRalf Baechle  *	6 - cascade i8259
38384740dcSRalf Baechle  *	7 - CP0 counter
39384740dcSRalf Baechle  */
40384740dcSRalf Baechle #define MIPS_CPU_IRQ_BASE		16
41384740dcSRalf Baechle 
42384740dcSRalf Baechle #define GT641XX_CASCADE_IRQ		(MIPS_CPU_IRQ_BASE + 2)
43384740dcSRalf Baechle #define RAQ2_SCSI_IRQ			(MIPS_CPU_IRQ_BASE + 3)
44384740dcSRalf Baechle #define ETH0_IRQ			(MIPS_CPU_IRQ_BASE + 3)
45384740dcSRalf Baechle #define QUBE1_ETH0_IRQ			(MIPS_CPU_IRQ_BASE + 4)
46384740dcSRalf Baechle #define ETH1_IRQ			(MIPS_CPU_IRQ_BASE + 4)
47384740dcSRalf Baechle #define SERIAL_IRQ			(MIPS_CPU_IRQ_BASE + 5)
48384740dcSRalf Baechle #define SCSI_IRQ			(MIPS_CPU_IRQ_BASE + 5)
49384740dcSRalf Baechle #define I8259_CASCADE_IRQ		(MIPS_CPU_IRQ_BASE + 6)
50384740dcSRalf Baechle 
51384740dcSRalf Baechle #define GT641XX_IRQ_BASE		24
52384740dcSRalf Baechle 
53384740dcSRalf Baechle #include <asm/irq_gt641xx.h>
54384740dcSRalf Baechle 
55384740dcSRalf Baechle #define NR_IRQS					(GT641XX_PCI_INT3_IRQ + 1)
56384740dcSRalf Baechle 
57384740dcSRalf Baechle #endif /* _ASM_COBALT_IRQ_H */
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