blob: 5df30541a7848cd7c6015aad5e92022def99c7d9 [file] [log] [blame]
Linus Torvalds1da177e2005-04-16 15:20:36 -07001#include <linux/types.h>
2#include <linux/errno.h>
Linus Torvalds7c0f6ba2016-12-24 11:46:01 -08003#include <linux/uaccess.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07004
Kumar Galad2b194e2008-06-04 02:59:29 -05005#include <asm/sfp-machine.h>
6#include <math-emu/soft-fp.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -07007
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
Harvey Harrisone48b1b42008-03-29 08:21:07 +110020 printk("%s: %d %x: %08lx\n", __func__, crfD, IMM, __FPU_FPSCR);
Linus Torvalds1da177e2005-04-16 15:20:36 -070021#endif
22
23 return 0;
24}