diff options
Diffstat (limited to 'package/uboot-ifxmips/files/lib_bootstrap/time.c')
-rw-r--r-- | package/uboot-ifxmips/files/lib_bootstrap/time.c | 99 |
1 files changed, 0 insertions, 99 deletions
diff --git a/package/uboot-ifxmips/files/lib_bootstrap/time.c b/package/uboot-ifxmips/files/lib_bootstrap/time.c deleted file mode 100644 index cd8dc721e2..0000000000 --- a/package/uboot-ifxmips/files/lib_bootstrap/time.c +++ /dev/null @@ -1,99 +0,0 @@ -/* - * (C) Copyright 2003 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA - */ - -#include <common.h> - - -static inline void mips_compare_set(u32 v) -{ - asm volatile ("mtc0 %0, $11" : : "r" (v)); -} - -static inline void mips_count_set(u32 v) -{ - asm volatile ("mtc0 %0, $9" : : "r" (v)); -} - - -static inline u32 mips_count_get(void) -{ - u32 count; - - asm volatile ("mfc0 %0, $9" : "=r" (count) :); - return count; -} - -/* - * timer without interrupts - */ - -int timer_init(void) -{ - mips_compare_set(0); - mips_count_set(0); - - return 0; -} - -void reset_timer(void) -{ - mips_count_set(0); -} - -ulong get_timer(ulong base) -{ - return mips_count_get() - base; -} - -void set_timer(ulong t) -{ - mips_count_set(t); -} - -void udelay (unsigned long usec) -{ - ulong tmo; - ulong start = get_timer(0); - - tmo = usec * (CFG_HZ / 1000000); - while ((ulong)((mips_count_get() - start)) < tmo) - /*NOP*/; -} - -/* - * This function is derived from PowerPC code (read timebase as long long). - * On MIPS it just returns the timer value. - */ -unsigned long long get_ticks(void) -{ - return mips_count_get(); -} - -/* - * This function is derived from PowerPC code (timebase clock frequency). - * On MIPS it returns the number of timer ticks per second. - */ -ulong get_tbclk(void) -{ - return CFG_HZ; -} |