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Diffstat (limited to 'arch/ia64/include/asm/fpswa.h')
-rw-r--r-- | arch/ia64/include/asm/fpswa.h | 74 |
1 files changed, 0 insertions, 74 deletions
diff --git a/arch/ia64/include/asm/fpswa.h b/arch/ia64/include/asm/fpswa.h deleted file mode 100644 index 2a0c23728b..0000000000 --- a/arch/ia64/include/asm/fpswa.h +++ /dev/null @@ -1,74 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -#ifndef _ASM_IA64_FPSWA_H -#define _ASM_IA64_FPSWA_H - -/* - * Floating-point Software Assist - * - * Copyright (C) 1999 Intel Corporation. - * Copyright (C) 1999 Asit Mallick <asit.k.mallick@intel.com> - * Copyright (C) 1999 Goutham Rao <goutham.rao@intel.com> - */ - -typedef struct { - /* 4 * 128 bits */ - unsigned long fp_lp[4*2]; -} fp_state_low_preserved_t; - -typedef struct { - /* 10 * 128 bits */ - unsigned long fp_lv[10 * 2]; -} fp_state_low_volatile_t; - -typedef struct { - /* 16 * 128 bits */ - unsigned long fp_hp[16 * 2]; -} fp_state_high_preserved_t; - -typedef struct { - /* 96 * 128 bits */ - unsigned long fp_hv[96 * 2]; -} fp_state_high_volatile_t; - -/** - * floating point state to be passed to the FP emulation library by - * the trap/fault handler - */ -typedef struct { - unsigned long bitmask_low64; - unsigned long bitmask_high64; - fp_state_low_preserved_t *fp_state_low_preserved; - fp_state_low_volatile_t *fp_state_low_volatile; - fp_state_high_preserved_t *fp_state_high_preserved; - fp_state_high_volatile_t *fp_state_high_volatile; -} fp_state_t; - -typedef struct { - unsigned long status; - unsigned long err0; - unsigned long err1; - unsigned long err2; -} fpswa_ret_t; - -/** - * function header for the Floating Point software assist - * library. This function is invoked by the Floating point software - * assist trap/fault handler. - */ -typedef fpswa_ret_t (*efi_fpswa_t) (unsigned long trap_type, void *bundle, unsigned long *ipsr, - unsigned long *fsr, unsigned long *isr, unsigned long *preds, - unsigned long *ifs, fp_state_t *fp_state); - -/** - * This is the FPSWA library interface as defined by EFI. We need to pass a - * pointer to the interface itself on a call to the assist library - */ -typedef struct { - unsigned int revision; - unsigned int reserved; - efi_fpswa_t fpswa; -} fpswa_interface_t; - -extern fpswa_interface_t *fpswa_interface; - -#endif /* _ASM_IA64_FPSWA_H */ |