qi-hardware/openwrt-xburst
1
0
Fork 0
mirror of git://projects.qi-hardware.com/openwrt-xburst.git synced 2025-04-21 12:27:27 +03:00
Code Activity

[atheros] remove the clz function, use fls instead

Browse Source 
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@10878 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
juhosg
2008-04-20 09:10:50 +00:00
parent 2bd6fa2794
commit 03164df6fe
2 changed files with 2 additions and 24 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
target/linux/atheros/files/include/asm-mips/mach-atheros/ar531x.h
View File

@@ -11,29 +11,6 @@
extern void (*board_time_init)(void);
#endif
/*
* C access to CLZ instruction
* (count leading zeroes).
*/
static inline int clz(unsigned long val)
{
int ret;
__asm__ volatile (
".set\tnoreorder\n\t"
".set\tnoat\n\t"
".set\tmips32\n\t"
"clz\t%0,%1\n\t"
".set\tmips0\n\t"
".set\tat\n\t"
".set\treorder"
: "=r" (ret)
: "r" (val)
);
return ret;
}
/*
* Atheros CPUs before the AR2315 are using MIPS 4Kc core, later designs are
* using MIPS 4KEc R2 core. This makes it easy to determine the board at runtime.