94 lines
3.7 KiB
C
94 lines
3.7 KiB
C
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/* Misc TRAX API function definitions.
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Copyright (c) 2007-2012 Tensilica Inc.
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Permission is hereby granted, free of charge, to any person obtaining
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a copy of this software and associated documentation files (the
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"Software"), to deal in the Software without restriction, including
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without limitation the rights to use, copy, modify, merge, publish,
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distribute, sublicense, and/or sell copies of the Software, and to
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permit persons to whom the Software is furnished to do so, subject to
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the following conditions:
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The above copyright notice and this permission notice shall be included
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in all copies or substantial portions of the Software.
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THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
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MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
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IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
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CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
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TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
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SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. */
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#ifndef _TRAX_API_H_
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#define _TRAX_API_H_
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#include <xtensa-isa.h>
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#include <xtensa-params.h>
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#include "tpack.h"
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#include "traxreg.h"
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#include "xdm-regs.h"
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/* Flags for trax_stop(): */
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#define TRAX_STOP_HALT 0x0001 /* halt immediately, don't wait for post-stop-trigger capture */
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#define TRAX_STOP_QUIET 0x0002 /* don't display informative messages */
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/*
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* Describes a TRAX channel (based on tpack).
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*/
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typedef struct {
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tpack_channel chan; /* channel structure header */
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/* Per TRAX unit information: */
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int trax_version; /* TRAX_ID_VER(id), one of TRAX_VER_xxx macros */
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unsigned long trax_tram_size; /* size of trace RAM in bytes */
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int trax_erratum10; /* set if TRAX 1.0 erratum workarounds needed */
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int trax_erratum20; /* set if TRAX 2.0 erratum workaround needed (PR 22161)*/
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int trax_erratum20_size;
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int trax_has_busy; /* has trace-busy feature */
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int trax_has_atb; /* has ATB feature */
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/*FIXME: add various features: coresight regs (don't call it that), APB, ATB, TRAM, ... */
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} trax_channel;
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/* Prototypes: */
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/* TRAX Protocol API: */
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extern int trax_read_register(tpack_channel *tchan, int regno, unsigned *value);
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extern int trax_write_register(tpack_channel *tchan, int regno, unsigned value);
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extern int trax_read_memory(tpack_channel *tchan, int address, int size, unsigned char *pdata);
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extern int trax_fill_memory(tpack_channel *tchan, int address, int size, tpack_u32 pattern);
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extern int trax_enumerate_devices(tpack_channel *tchan, int * buf, int * size);
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/* TRAX Network API: */
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extern unsigned long trax_ram_size(tpack_channel *traxchan);
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extern unsigned long trax_ram_size_addr(tpack_channel *traxchan);
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extern int trax_create_tracefile(tpack_channel *traxchan, int size, unsigned char * data,
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char *filename, int hflags, const char *toolver);
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extern int trax_memaccess_safe(tpack_channel *traxchan, const char *what);
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extern int trax_start(tpack_channel *traxchan, int flags);
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extern int trax_stop(tpack_channel *traxchan, int flags);
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extern int trax_halt(tpack_channel *traxchan, int flags);
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extern int trax_save(tpack_channel *traxchan, char *filename, int flags, const char *toolver, int erratum);
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/* TRAX Misc API (no network dependencies): */
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int trax_fixed_hw(unsigned * regs);
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extern int trax_display_id(unsigned id, const char *prefix);
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extern int trax_display_summary(unsigned id,
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unsigned status,
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unsigned control,
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unsigned address,
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unsigned delay,
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unsigned trigger,
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unsigned match,
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unsigned startaddr,
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unsigned endaddr,
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const char *prefix);
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/* Other: */
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#endif /* _TRAX_API_H_ */
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