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author | Peter Tyser <ptyser@xes-inc.com> | 2010-04-13 03:28:04 (GMT) |
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committer | Wolfgang Denk <wd@denx.de> | 2010-04-13 07:13:03 (GMT) |
commit | ea0364f1bbfed1e3ea711147420875cf338fe77a (patch) | |
tree | 15c051bc4d2e94c1661c73e1b87c22c7beda7c24 /lib_mips/time.c | |
parent | 89f39e177e7b0152aa1d3152baa25d986e36cdcf (diff) | |
download | u-boot-fsl-qoriq-ea0364f1bbfed1e3ea711147420875cf338fe77a.tar.xz |
Move lib_$ARCH directories to arch/$ARCH/lib
Also move lib_$ARCH/config.mk to arch/$ARCH/config.mk
This change is intended to clean up the top-level directory structure
and more closely mimic Linux's directory organization.
Signed-off-by: Peter Tyser <ptyser@xes-inc.com>
Diffstat (limited to 'lib_mips/time.c')
-rw-r--r-- | lib_mips/time.c | 98 |
1 files changed, 0 insertions, 98 deletions
diff --git a/lib_mips/time.c b/lib_mips/time.c deleted file mode 100644 index 0e66441..0000000 --- a/lib_mips/time.c +++ /dev/null @@ -1,98 +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> -#include <asm/mipsregs.h> - -static unsigned long timestamp; - -/* how many counter cycles in a jiffy */ -#define CYCLES_PER_JIFFY (CONFIG_SYS_MIPS_TIMER_FREQ + CONFIG_SYS_HZ / 2) / CONFIG_SYS_HZ - -/* - * timer without interrupts - */ - -int timer_init(void) -{ - /* Set up the timer for the first expiration. */ - timestamp = 0; - write_c0_compare(read_c0_count() + CYCLES_PER_JIFFY); - - return 0; -} - -void reset_timer(void) -{ - timestamp = 0; - write_c0_compare(read_c0_count() + CYCLES_PER_JIFFY); -} - -ulong get_timer(ulong base) -{ - unsigned int count; - unsigned int expirelo = read_c0_compare(); - - /* Check to see if we have missed any timestamps. */ - count = read_c0_count(); - while ((count - expirelo) < 0x7fffffff) { - expirelo += CYCLES_PER_JIFFY; - timestamp++; - } - write_c0_compare(expirelo); - - return (timestamp - base); -} - -void set_timer(ulong t) -{ - timestamp = t; - write_c0_compare(read_c0_count() + CYCLES_PER_JIFFY); -} - -void __udelay(unsigned long usec) -{ - unsigned int tmo; - - tmo = read_c0_count() + (usec * (CONFIG_SYS_MIPS_TIMER_FREQ / 1000000)); - while ((tmo - read_c0_count()) < 0x7fffffff) - /*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 get_timer(0); -} - -/* - * 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 CONFIG_SYS_HZ; -} |