#include <linux/types.h>
  #include <linux/errno.h>
  #include <asm/uaccess.h>
  
  #include <asm/sfp-machine.h>
  #include <math-emu/soft-fp.h>
  
  int
  mtfsb1(int crbD)
  {
  	if ((crbD != 1) && (crbD != 2))
  		__FPU_FPSCR |= (1 << (31 - crbD));
  
  #ifdef DEBUG
  	printk("%s: %d %08lx
  ", __func__, crbD, __FPU_FPSCR);
  #endif
  
  	return 0;
  }