1// SPDX-License-Identifier: GPL-2.0
 2#include <linux/types.h>
 3#include <linux/errno.h>
 4#include <linux/uaccess.h>
 5
 6#include <asm/sfp-machine.h>
 7#include <math-emu/soft-fp.h>
 8
 9int
10mtfsfi(unsigned int crfD, unsigned int IMM)
11{
12	u32 mask = 0xf;
13
14	if (!crfD)
15		mask = 9;
16
17	__FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
18	__FPU_FPSCR |= (IMM & 0xf) << ((7 - crfD) << 2);
19
20#ifdef DEBUG
21	printk("%s: %d %x: %08lx\n", __func__, crfD, IMM, __FPU_FPSCR);
22#endif
23
24	return 0;
25}

 
 1#include <linux/types.h>
 2#include <linux/errno.h>
 3#include <asm/uaccess.h>
 4
 5#include <asm/sfp-machine.h>
 6#include <math-emu/soft-fp.h>
 7
 8int
 9mtfsfi(unsigned int crfD, unsigned int IMM)
10{
11	u32 mask = 0xf;
12
13	if (!crfD)
14		mask = 9;
15
16	__FPU_FPSCR &= ~(mask << ((7 - crfD) << 2));
17	__FPU_FPSCR |= (IMM & 0xf) << ((7 - crfD) << 2);
18
19#ifdef DEBUG
20	printk("%s: %d %x: %08lx\n", __func__, crfD, IMM, __FPU_FPSCR);
21#endif
22
23	return 0;
24}