diff options
Diffstat (limited to 'arch/powerpc/math-emu/mtfsb0.c')
-rw-r--r-- | arch/powerpc/math-emu/mtfsb0.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/powerpc/math-emu/mtfsb0.c b/arch/powerpc/math-emu/mtfsb0.c new file mode 100644 index 0000000000..5753170b5d --- /dev/null +++ b/arch/powerpc/math-emu/mtfsb0.c @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0 +#include <linux/types.h> +#include <linux/errno.h> +#include <linux/uaccess.h> + +#include <asm/sfp-machine.h> +#include <math-emu/soft-fp.h> + +int +mtfsb0(int crbD) +{ + if ((crbD != 1) && (crbD != 2)) + __FPU_FPSCR &= ~(1 << (31 - crbD)); + +#ifdef DEBUG + printk("%s: %d %08lx\n", __func__, crbD, __FPU_FPSCR); +#endif + + return 0; +} |