xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/mach-cavium-octeon/irq.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /*
2*4882a593Smuzhiyun  * This file is subject to the terms and conditions of the GNU General Public
3*4882a593Smuzhiyun  * License.  See the file "COPYING" in the main directory of this archive
4*4882a593Smuzhiyun  * for more details.
5*4882a593Smuzhiyun  *
6*4882a593Smuzhiyun  * Copyright (C) 2004-2008 Cavium Networks
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun #ifndef __OCTEON_IRQ_H__
9*4882a593Smuzhiyun #define __OCTEON_IRQ_H__
10*4882a593Smuzhiyun 
11*4882a593Smuzhiyun #define NR_IRQS OCTEON_IRQ_LAST
12*4882a593Smuzhiyun #define MIPS_CPU_IRQ_BASE OCTEON_IRQ_SW0
13*4882a593Smuzhiyun 
14*4882a593Smuzhiyun enum octeon_irq {
15*4882a593Smuzhiyun /* 1 - 8 represent the 8 MIPS standard interrupt sources */
16*4882a593Smuzhiyun 	OCTEON_IRQ_SW0 = 1,
17*4882a593Smuzhiyun 	OCTEON_IRQ_SW1,
18*4882a593Smuzhiyun /* CIU0, CUI2, CIU4 are 3, 4, 5 */
19*4882a593Smuzhiyun 	OCTEON_IRQ_5 = 6,
20*4882a593Smuzhiyun 	OCTEON_IRQ_PERF,
21*4882a593Smuzhiyun 	OCTEON_IRQ_TIMER,
22*4882a593Smuzhiyun /* sources in CIU_INTX_EN0 */
23*4882a593Smuzhiyun 	OCTEON_IRQ_WORKQ0,
24*4882a593Smuzhiyun 	OCTEON_IRQ_WDOG0 = OCTEON_IRQ_WORKQ0 + 64,
25*4882a593Smuzhiyun 	OCTEON_IRQ_MBOX0 = OCTEON_IRQ_WDOG0 + 32,
26*4882a593Smuzhiyun 	OCTEON_IRQ_MBOX1,
27*4882a593Smuzhiyun 	OCTEON_IRQ_MBOX2,
28*4882a593Smuzhiyun 	OCTEON_IRQ_MBOX3,
29*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_INT0,
30*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_INT1,
31*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_INT2,
32*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_INT3,
33*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_MSI0,
34*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_MSI1,
35*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_MSI2,
36*4882a593Smuzhiyun 	OCTEON_IRQ_PCI_MSI3,
37*4882a593Smuzhiyun 
38*4882a593Smuzhiyun 	OCTEON_IRQ_TWSI,
39*4882a593Smuzhiyun 	OCTEON_IRQ_TWSI2,
40*4882a593Smuzhiyun 	OCTEON_IRQ_RML,
41*4882a593Smuzhiyun 	OCTEON_IRQ_TIMER0,
42*4882a593Smuzhiyun 	OCTEON_IRQ_TIMER1,
43*4882a593Smuzhiyun 	OCTEON_IRQ_TIMER2,
44*4882a593Smuzhiyun 	OCTEON_IRQ_TIMER3,
45*4882a593Smuzhiyun #ifndef CONFIG_PCI_MSI
46*4882a593Smuzhiyun 	OCTEON_IRQ_LAST = 127
47*4882a593Smuzhiyun #endif
48*4882a593Smuzhiyun };
49*4882a593Smuzhiyun 
50*4882a593Smuzhiyun #ifdef CONFIG_PCI_MSI
51*4882a593Smuzhiyun /* 256 - 511 represent the MSI interrupts 0-255 */
52*4882a593Smuzhiyun #define OCTEON_IRQ_MSI_BIT0	(256)
53*4882a593Smuzhiyun 
54*4882a593Smuzhiyun #define OCTEON_IRQ_MSI_LAST	 (OCTEON_IRQ_MSI_BIT0 + 255)
55*4882a593Smuzhiyun #define OCTEON_IRQ_LAST		 (OCTEON_IRQ_MSI_LAST + 1)
56*4882a593Smuzhiyun #endif
57*4882a593Smuzhiyun 
58*4882a593Smuzhiyun #endif
59