diff options
Diffstat (limited to 'arch/um/sys-i386')
| -rw-r--r-- | arch/um/sys-i386/delay.c | 18 | ||||
| -rw-r--r-- | arch/um/sys-i386/ksyms.c | 5 |
2 files changed, 23 insertions, 0 deletions
diff --git a/arch/um/sys-i386/delay.c b/arch/um/sys-i386/delay.c index 20d37dbbaf0..e9892eef51c 100644 --- a/arch/um/sys-i386/delay.c +++ b/arch/um/sys-i386/delay.c @@ -1,3 +1,6 @@ +#include "linux/delay.h" +#include "asm/param.h" + void __delay(unsigned long time) { /* Stolen from the i386 __loop_delay */ @@ -12,3 +15,18 @@ void __delay(unsigned long time) :"0" (time)); } +void __udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} + +void __const_udelay(unsigned long usecs) +{ + int i, n; + + n = (loops_per_jiffy * HZ * usecs) / MILLION; + for(i=0;i<n;i++) ; +} diff --git a/arch/um/sys-i386/ksyms.c b/arch/um/sys-i386/ksyms.c index b10bfdd26cd..db524ab3f74 100644 --- a/arch/um/sys-i386/ksyms.c +++ b/arch/um/sys-i386/ksyms.c @@ -2,6 +2,7 @@ #include "linux/in6.h" #include "linux/rwsem.h" #include "asm/byteorder.h" +#include "asm/delay.h" #include "asm/semaphore.h" #include "asm/uaccess.h" #include "asm/checksum.h" @@ -14,3 +15,7 @@ EXPORT_SYMBOL(__up_wakeup); /* Networking helper routines. */ EXPORT_SYMBOL(csum_partial); + +/* delay core functions */ +EXPORT_SYMBOL(__const_udelay); +EXPORT_SYMBOL(__udelay); |