xref: /linux/arch/powerpc/math-emu/mtfsb0.c (revision 7c0f6ba682b9c7632072ffbedf8d328c8f3c42ba)
15cd27208SKumar Gala #include <linux/types.h>
25cd27208SKumar Gala #include <linux/errno.h>
3*7c0f6ba6SLinus Torvalds #include <linux/uaccess.h>
45cd27208SKumar Gala 
5d2b194edSKumar Gala #include <asm/sfp-machine.h>
6d2b194edSKumar Gala #include <math-emu/soft-fp.h>
75cd27208SKumar Gala 
85cd27208SKumar Gala int
95cd27208SKumar Gala mtfsb0(int crbD)
105cd27208SKumar Gala {
115cd27208SKumar Gala 	if ((crbD != 1) && (crbD != 2))
125cd27208SKumar Gala 		__FPU_FPSCR &= ~(1 << (31 - crbD));
135cd27208SKumar Gala 
145cd27208SKumar Gala #ifdef DEBUG
15e48b1b45SHarvey Harrison 	printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR);
165cd27208SKumar Gala #endif
175cd27208SKumar Gala 
185cd27208SKumar Gala 	return 0;
195cd27208SKumar Gala }
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