forked from Minki/linux
1a59d1b8e0
Based on 1 normalized pattern(s): this program 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 of the license or at your option any later version this program 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 this program if not write to the free software foundation inc 59 temple place suite 330 boston ma 02111 1307 usa extracted by the scancode license scanner the SPDX license identifier GPL-2.0-or-later has been chosen to replace the boilerplate/reference in 1334 file(s). Signed-off-by: Thomas Gleixner <tglx@linutronix.de> Reviewed-by: Allison Randal <allison@lohutok.net> Reviewed-by: Richard Fontana <rfontana@redhat.com> Cc: linux-spdx@vger.kernel.org Link: https://lkml.kernel.org/r/20190527070033.113240726@linutronix.de Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
29 lines
732 B
C
29 lines
732 B
C
/* SPDX-License-Identifier: GPL-2.0-or-later */
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/*
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* hvconsole.h
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* Copyright (C) 2004 Ryan S Arnold, IBM Corporation
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*
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* LPAR console support.
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*/
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#ifndef _PPC64_HVCONSOLE_H
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#define _PPC64_HVCONSOLE_H
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#ifdef __KERNEL__
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/*
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* PSeries firmware will only send/recv up to 16 bytes of character data per
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* hcall.
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*/
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#define MAX_VIO_PUT_CHARS 16
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#define SIZE_VIO_GET_CHARS 16
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/*
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* Vio firmware always attempts to fetch MAX_VIO_GET_CHARS chars. The 'count'
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* parm is included to conform to put_chars() function pointer template
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*/
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extern int hvc_get_chars(uint32_t vtermno, char *buf, int count);
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extern int hvc_put_chars(uint32_t vtermno, const char *buf, int count);
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#endif /* __KERNEL__ */
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#endif /* _PPC64_HVCONSOLE_H */
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