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 | |
9 | int |
10 | mtfsfi(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 | } |
26 | |