xref: /OK3568_Linux_fs/kernel/arch/mips/include/asm/cevt-r4k.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) 2008 Kevin D. Kissell
7*4882a593Smuzhiyun  */
8*4882a593Smuzhiyun 
9*4882a593Smuzhiyun /*
10*4882a593Smuzhiyun  * Definitions used for common event timer implementation
11*4882a593Smuzhiyun  * for MIPS 4K-type processors and their MIPS MT variants.
12*4882a593Smuzhiyun  * Avoids unsightly extern declarations in C files.
13*4882a593Smuzhiyun  */
14*4882a593Smuzhiyun #ifndef __ASM_CEVT_R4K_H
15*4882a593Smuzhiyun #define __ASM_CEVT_R4K_H
16*4882a593Smuzhiyun 
17*4882a593Smuzhiyun #include <linux/clockchips.h>
18*4882a593Smuzhiyun #include <asm/time.h>
19*4882a593Smuzhiyun 
20*4882a593Smuzhiyun DECLARE_PER_CPU(struct clock_event_device, mips_clockevent_device);
21*4882a593Smuzhiyun 
22*4882a593Smuzhiyun void mips_event_handler(struct clock_event_device *dev);
23*4882a593Smuzhiyun int c0_compare_int_usable(void);
24*4882a593Smuzhiyun irqreturn_t c0_compare_interrupt(int, void *);
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun extern struct irqaction c0_compare_irqaction;
27*4882a593Smuzhiyun extern int cp0_timer_irq_installed;
28*4882a593Smuzhiyun 
29*4882a593Smuzhiyun #endif /* __ASM_CEVT_R4K_H */
30