URL https://opencores.org/ocsvn/or1k_old/or1k_old/trunk

Subversion Repositories or1k_old

[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [include/] [asm-or32/] [delay.h] - Blame information for rev 1633

Go to most recent revision | Details | Compare with Previous | View Log


#ifndef _OR32_DELAY_H
#define _OR32_DELAY_H
 
extern unsigned long loops_per_sec;
#include <linux/kernel.h>
#include <linux/config.h>
 
extern __inline__ void __delay(unsigned long loops)
{
        __asm__ __volatile__ ("1: l.sfeqi %0,0; \
                                l.bnf   1b; \
                                l.addi %0,%0,-1;"
                                : "=r" (loops) : "0" (loops));
}
 
extern __inline__ void udelay(unsigned long usecs)
{
        /* Sigh */
        __delay(usecs);
}
 
#define muldiv(a, b, c)    (((a)*(b))/(c))
 
#endif /* defined(_OR32_DELAY_H) */

Line No.	Rev	Author	Line
1	1633	jcastillo	`#ifndef _OR32_DELAY_H`
2			`#define _OR32_DELAY_H`
3
4			`extern unsigned long loops_per_sec;`
5			`#include <linux/kernel.h>`
6			`#include <linux/config.h>`
7
8			`extern __inline__ void __delay(unsigned long loops)`
9			`{`
10			`__asm__ __volatile__ ("1: l.sfeqi %0,0; \`
11			`l.bnf 1b; \`
12			`l.addi %0,%0,-1;"`
13			`: "=r" (loops) : "0" (loops));`
14			`}`
15
16			`extern __inline__ void udelay(unsigned long usecs)`
17			`{`
18			`/* Sigh */`
19			`__delay(usecs);`
20			`}`
21
22			`#define muldiv(a, b, c) (((a)*(b))/(c))`
23
24			`#endif /* defined(_OR32_DELAY_H) */`

Browse

Tools

Subversion Repositories or1k_old

[/] [or1k_old/] [trunk/] [rc203soc/] [sw/] [uClinux/] [include/] [asm-or32/] [delay.h] - Blame information for rev 1633