From 99f67930c27d2dcc757b90aa9f3c15639456dde2 Mon Sep 17 00:00:00 2001 From: Joel Sherrill Date: Mon, 26 Nov 2007 23:02:03 +0000 Subject: 2007-11-26 Joel Sherrill * sh7032/clock/ckinit.c, sh7032/delay/delay.c, sh7032/timer/timer.c, sh7045/clock/ckinit.c, sh7045/timer/timer.c, sh7750/clock/ckinit.c, sh7750/timer/timer.c: Eliminate the clicks_per_microsecond field in the SuperH CPU Table and define another mechanism for drivers to obtain this information. --- c/src/lib/libcpu/sh/sh7032/delay/delay.c | 9 +++++---- 1 file changed, 5 insertions(+), 4 deletions(-) (limited to 'c/src/lib/libcpu/sh/sh7032/delay') diff --git a/c/src/lib/libcpu/sh/sh7032/delay/delay.c b/c/src/lib/libcpu/sh/sh7032/delay/delay.c index 41d4753908..16645ea200 100644 --- a/c/src/lib/libcpu/sh/sh7032/delay/delay.c +++ b/c/src/lib/libcpu/sh/sh7032/delay/delay.c @@ -23,6 +23,8 @@ #include +extern uint32_t bsp_clicks_per_second; + /* * Simple spin delay in microsecond units for device drivers. * This is very dependent on the clock speed of the target. @@ -38,10 +40,9 @@ void CPU_delay( uint32_t microseconds ) { - register uint32_t clicks_per_usec = - rtems_cpu_configuration_get_clicks_per_second() / 1000000 ; - register uint32_t _delay = - (microseconds) * (clicks_per_usec); + register uint32_t clicks_per_usec = bsp_clicks_per_second / 1000000; + register uint32_t _delay = (microseconds) * (clicks_per_usec); + asm volatile ( "0: add #-4,%0\n\ nop\n\ -- cgit v1.2.3