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Diffstat (limited to 'ecos/packages/hal/cortexm/arch/current/include/cortexm_fpu.h')
| -rw-r--r-- | ecos/packages/hal/cortexm/arch/current/include/cortexm_fpu.h | 98 |
1 files changed, 98 insertions, 0 deletions
diff --git a/ecos/packages/hal/cortexm/arch/current/include/cortexm_fpu.h b/ecos/packages/hal/cortexm/arch/current/include/cortexm_fpu.h new file mode 100644 index 0000000..ccc1687 --- /dev/null +++ b/ecos/packages/hal/cortexm/arch/current/include/cortexm_fpu.h @@ -0,0 +1,98 @@ +#ifndef CYGONCE_CORTEXM_FPU_H +#define CYGONCE_CORTEXM_FPU_H +//========================================================================== +// +// cortexm_fpu.h +// +// Cortex-M General Floating Point Unit definitions +// +//========================================================================== +// ####ECOSGPLCOPYRIGHTBEGIN#### +// ------------------------------------------- +// This file is part of eCos, the Embedded Configurable Operating System. +// Copyright (C) 2012 Free Software Foundation, Inc. +// +// eCos is free software; you can redistribute it and/or modify it under +// the terms of the GNU General Public License as published by the Free +// Software Foundation; either version 2 or (at your option) any later +// version. +// +// eCos is distributed in the hope that it will be useful, but WITHOUT +// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or +// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License +// for more details. +// +// You should have received a copy of the GNU General Public License +// along with eCos; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. +// +// As a special exception, if other files instantiate templates or use +// macros or inline functions from this file, or you compile this file +// and link it with other works to produce a work based on this file, +// this file does not by itself cause the resulting work to be covered by +// the GNU General Public License. However the source code for this file +// must still be made available in accordance with section (3) of the GNU +// General Public License v2. +// +// This exception does not invalidate any other reasons why a work based +// on this file might be covered by the GNU General Public License. +// ------------------------------------------- +// ####ECOSGPLCOPYRIGHTEND#### +//========================================================================== +//#####DESCRIPTIONBEGIN#### +// +// Author(s): ilijak +// Contributor(s): +// Date: 2012-04-25 +// Description: Cortex-M4F General Floating Point Unit definitions and macros +// Usage: include <cyg/hal/cortexm_fpu.h> +// +//####DESCRIPTIONEND#### +// +//======================================================================== + + +//=========================================================================== +// Floating Point Unit +// +// FPU is optional unit of Cortex-M4 + +#include <pkgconf/hal.h> +#include <pkgconf/hal_cortexm.h> +#include <cyg/hal/cortexm_core.h> + +#ifdef CYGHWR_HAL_CORTEXM_FPU + +# if defined CYGSEM_HAL_ROM_MONITOR || defined CYGDBG_HAL_DEBUG_GDB_INCLUDE_STUBS +# define CYGSEM_HAL_DEBUG_FPU +# endif + +# ifdef CYGINT_HAL_FPV4_SP_D16 +# include <cyg/hal/fpv4_sp_d16.h> +# else +# error "Unknown FPU unit!" +# endif + +#else // CYGHWR_HAL_CORTEXM_FPU + +# define CYGARC_CORTEXM_GDB_REG_FPA + +# define GDB_STUB_SAVEDREG_FRAME_TYPE(__type) (__type->u.type) + +# define HAL_SAVEDREG_AUTO_FRAME_SIZE (8*4) + +# define HAL_SAVEDREG_FPU_THREAD_S +# define HAL_SAVEDREG_MAN_FPU_EXCEPTION_S +# define HAL_SAVEDREG_AUTO_FPU_EXCEPTION_S +# define HAL_THREAD_INIT_FPU_CONTEXT(__regs) CYG_EMPTY_STATEMENT + +# define GDB_STUB_SAVEDREG_FPU_THREAD_GET(__gdbreg,__regs) CYG_EMPTY_STATEMENT +# define GDB_STUB_SAVEDREG_FPU_THREAD_SET(__gdbreg,__regs) CYG_EMPTY_STATEMENT +# define GDB_STUB_SAVEDREG_FPU_EXCEPTION_GET(__gdbreg,__regs) CYG_EMPTY_STATEMENT +# define GDB_STUB_SAVEDREG_FPU_EXCEPTION_SET(__gdbreg,__regs) CYG_EMPTY_STATEMENT + +#endif// CYGHWR_HAL_CORTEXM_FPU + + +//========================================================================== +#endif //CYGONCE_CORTEXM_FPU_H |