/* SPDX-License-Identifier: GPL-2.0-or-later */
/*
* Linux / PA - RISC Project ( http : //www.parisc-linux.org/)
*
* Floating - point emulation code
* Copyright ( C ) 2001 Hewlett - Packard ( Paul Bame ) < bame @ debian . org >
*/
#ifndef _MACHINE_FPU_INCLUDED /* allows multiple inclusion */
#define _MACHINE_FPU_INCLUDED
#define PA83_FPU_FLAG 0 x00000001
#define PA89_FPU_FLAG 0 x00000002
#define PA2_0_FPU_FLAG 0 x00000010
#define TIMEX_EXTEN_FLAG 0 x00000004
#define ROLEX_EXTEN_FLAG 0 x00000008
#define COPR_FP 0 x00000080 /* Floating point -- Coprocessor 0 */
#define SFU_MPY_DIVIDE 0 x00008000 /* Multiply/Divide __ SFU 0 */
#define EM_FPU_TYPE_OFFSET 272
/* version of EMULATION software for COPR,0,0 instruction */
#define EMULATION_VERSION 4
/*
* The only way to differentiate between TIMEX and ROLEX ( or PCX - S and PCX - T )
* is through the potential type field from the PDC_MODEL call .
* The following flags are used to assist this differentiation .
*/
#define ROLEX_POTENTIAL_KEY_FLAGS PDC_MODEL_CPU_KEY_WORD_TO_IO
#define TIMEX_POTENTIAL_KEY_FLAGS (PDC_MODEL_CPU_KEY_QUAD_STORE | \
PDC_MODEL_CPU_KEY_RECIP_SQRT)
#endif /* ! _MACHINE_FPU_INCLUDED */
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