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Parallel Trace Interface (PTI) unit is a trace output device that sends data over a PTI port. The driver provides interfaces to configure bus width, bus clock divider and mode. Tracing is enabled via output device's "active" attribute. Signed-off-by: Alexander Shishkin <alexander.shishkin@linux.intel.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
30 lines
812 B
C
30 lines
812 B
C
/*
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* Intel(R) Trace Hub PTI output data structures
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*
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* Copyright (C) 2014-2015 Intel Corporation.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU General Public License,
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* version 2, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
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* more details.
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*/
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#ifndef __INTEL_TH_STH_H__
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#define __INTEL_TH_STH_H__
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enum {
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REG_PTI_CTL = 0x1c00,
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};
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#define PTI_EN BIT(0)
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#define PTI_FCEN BIT(1)
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#define PTI_MODE 0xf0
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#define PTI_CLKDIV 0x000f0000
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#define PTI_PATGENMODE 0x00f00000
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#endif /* __INTEL_TH_STH_H__ */
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