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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [h8300/] [sim_s/] [current/] [src/] [delay_us.S] - Rev 786

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;;delay_us

#include <pkgconf/hal.h>        

#include <cyg/hal/arch.inc>     
#include <cyg/hal/basetype.h>
#include <cyg/hal/mod_regs_tmr.h>

#define DELAY_COUNT (CYGHWR_HAL_H8300_PROCESSOR_SPEED/1000000)/8*25
        
//      .file   "delay_us.S"
        .h8300s
        .text

        .global CYG_LABEL_DEFN(hal_delay_us)
CYG_LABEL_DEFN(hal_delay_us):
        shlr.l  er0
        shlr.l  er0
        shlr.l  er0
        mov.l   er0,er0
1:      
        ble     4f
        dec.l   #1,er0
        bra     1b
4:      
        rts

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[/] [openrisc/] [trunk/] [rtos/] [ecos-3.0/] [packages/] [hal/] [h8300/] [sim_s/] [current/] [src/] [delay_us.S] - Rev 786