64 lines
2.1 KiB
C
64 lines
2.1 KiB
C
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/*
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* Intel(R) Trace Hub Global Trace Hub (GTH) 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_GTH_H__
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#define __INTEL_TH_GTH_H__
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/* Map output port parameter bits to symbolic names */
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#define TH_OUTPUT_PARM(name) \
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TH_OUTPUT_ ## name
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enum intel_th_output_parm {
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/* output port type */
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TH_OUTPUT_PARM(port),
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/* generate NULL packet */
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TH_OUTPUT_PARM(null),
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/* packet drop */
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TH_OUTPUT_PARM(drop),
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/* port in reset state */
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TH_OUTPUT_PARM(reset),
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/* flush out data */
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TH_OUTPUT_PARM(flush),
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/* mainenance packet frequency */
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TH_OUTPUT_PARM(smcfreq),
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};
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/*
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* Register offsets
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*/
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enum {
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REG_GTH_GTHOPT0 = 0x00, /* Output ports 0..3 config */
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REG_GTH_GTHOPT1 = 0x04, /* Output ports 4..7 config */
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REG_GTH_SWDEST0 = 0x08, /* Switching destination masters 0..7 */
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REG_GTH_GSWTDEST = 0x88, /* Global sw trace destination */
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REG_GTH_SMCR0 = 0x9c, /* STP mainenance for ports 0/1 */
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REG_GTH_SMCR1 = 0xa0, /* STP mainenance for ports 2/3 */
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REG_GTH_SMCR2 = 0xa4, /* STP mainenance for ports 4/5 */
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REG_GTH_SMCR3 = 0xa8, /* STP mainenance for ports 6/7 */
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REG_GTH_SCR = 0xc8, /* Source control (storeEn override) */
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REG_GTH_STAT = 0xd4, /* GTH status */
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REG_GTH_SCR2 = 0xd8, /* Source control (force storeEn off) */
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REG_GTH_DESTOVR = 0xdc, /* Destination override */
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REG_GTH_SCRPD0 = 0xe0, /* ScratchPad[0] */
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REG_GTH_SCRPD1 = 0xe4, /* ScratchPad[1] */
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REG_GTH_SCRPD2 = 0xe8, /* ScratchPad[2] */
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REG_GTH_SCRPD3 = 0xec, /* ScratchPad[3] */
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};
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/* waiting for Pipeline Empty bit(s) to assert for GTH */
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#define GTH_PLE_WAITLOOP_DEPTH 10000
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#endif /* __INTEL_TH_GTH_H__ */
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