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