diff options
Diffstat (limited to 'post/cpu/ppc4xx/fpu.c')
-rw-r--r-- | post/cpu/ppc4xx/fpu.c | 41 |
1 files changed, 0 insertions, 41 deletions
diff --git a/post/cpu/ppc4xx/fpu.c b/post/cpu/ppc4xx/fpu.c deleted file mode 100644 index 51e53ff..0000000 --- a/post/cpu/ppc4xx/fpu.c +++ /dev/null @@ -1,41 +0,0 @@ -/* - * (C) Copyright 2007 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * - * Author: Sergei Poselenov <sposelenov@emcraft.com> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -#include <config.h> - -#if defined(CONFIG_440EP) || \ - defined(CONFIG_440EPX) - -#include <asm/processor.h> -#include <asm/ppc4xx.h> - - -int fpu_status(void) -{ - if (mfspr(SPRN_CCR0) & CCR0_DAPUIB) - return 0; /* Disabled */ - else - return 1; /* Enabled */ -} - - -void fpu_disable(void) -{ - mtspr(SPRN_CCR0, mfspr(SPRN_CCR0) | CCR0_DAPUIB); - mtmsr(mfmsr() & ~MSR_FP); -} - - -void fpu_enable(void) -{ - mtspr(SPRN_CCR0, mfspr(SPRN_CCR0) & ~CCR0_DAPUIB); - mtmsr(mfmsr() | MSR_FP); -} - -#endif |