200 lines
6.6 KiB
C
200 lines
6.6 KiB
C
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/* TRAX register definitions
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Copyright (c) 2006-2012 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_REGISTERS_H_
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#define _TRAX_REGISTERS_H_
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#define SHOW 1
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#define HIDE 0
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#define RO 0
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#define RW 1
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/* TRAX Register Numbers (from possible range of 0..127) */
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#if 0
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#define TRAXREG_ID 0
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#define TRAXREG_CONTROL 1
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#define TRAXREG_STATUS 2
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#define TRAXREG_DATA 3
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#define TRAXREG_ADDRESS 4
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#define TRAXREG_TRIGGER 5
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#define TRAXREG_MATCH 6
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#define TRAXREG_DELAY 7
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#define TRAXREG_STARTADDR 8
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#define TRAXREG_ENDADDR 9
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/* Internal use only (unpublished): */
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#define TRAXREG_P4CHANGE 16
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#define TRAXREG_P4REV 17
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#define TRAXREG_P4DATE 18
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#define TRAXREG_P4TIME 19
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#define TRAXREG_PDSTATUS 20
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#define TRAXREG_PDDATA 21
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#define TRAXREG_STOP_PC 22
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#define TRAXREG_STOP_ICNT 23
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#define TRAXREG_MSG_STATUS 24
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#define TRAXREG_FSM_STATUS 25
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#define TRAXREG_IB_STATUS 26
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#define TRAXREG_MAX 27
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#define TRAXREG_ITCTRL 96
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#endif
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/* The registers above match the NAR addresses. So, their values are used for NAR access */
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/* TRAX Register Fields */
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/* TRAX ID register fields: */
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#define TRAX_ID_PRODNO 0xf0000000 /* product number (0=TRAX) */
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#define TRAX_ID_PRODOPT 0x0f000000 /* product options */
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#define TRAX_ID_MIW64 0x08000000 /* opt: instruction width */
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#define TRAX_ID_AMTRAX 0x04000000 /* opt: collection of options,
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internal (VER_2_0 or later)*/
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#define TRAX_ID_MAJVER(id) (((id) >> 20) & 0x0f)
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#define TRAX_ID_MINVER(id) (((id) >> 17) & 0x07)
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#define TRAX_ID_VER(id) ((TRAX_ID_MAJVER(id)<<4)|TRAX_ID_MINVER(id))
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#define TRAX_ID_STDCFG 0x00010000 /* standard config */
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#define TRAX_ID_CFGID 0x0000ffff /* TRAX configuration ID */
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#define TRAX_ID_MEMSHARED 0x00001000 /* Memshared option in TRAX */
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#define TRAX_ID_FROM_VER(ver) ((((ver) & 0xf0) << 16) | (((ver) & 0x7) << 17))
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/* Other TRAX ID register macros: */
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/* TRAX versions of interest (TRAX_ID_VER(), ie. MAJVER*16 + MINVER): */
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#define TRAX_VER_1_0 0x10 /* RA */
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#define TRAX_VER_1_1 0x11 /* RB thru RC-2010.1 */
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#define TRAX_VER_2_0 0x20 /* RC-2010.2, RD-2010.0,
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RD-2011.1 */
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#define TRAX_VER_2_1 0x21 /* RC-2011.3 / RD-2011.2 and
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later */
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#define TRAX_VER_3_0 0x30 /* RE-2012.0 */
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#define TRAX_VER_3_1 0x31 /* RE-2012.1 */
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#define TRAX_VER_HUAWEI_3 TRAX_VER_3_0 /* For Huawei, PRs: 25223, 25224
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, 24880 */
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/* TRAX version 1.0 requires a couple software workarounds: */
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#define TRAX_ID_1_0_ERRATUM(id) (TRAX_ID_VER(id) == TRAX_VER_1_0)
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/* TRAX version 2.0 requires software workaround for PR 22161: */
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#define TRAX_ID_MEMSZ_ERRATUM(id) (TRAX_ID_VER(id) == TRAX_VER_2_0)
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/* TRAX Control register fields: */
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#define TRAX_CONTROL_TREN 0x00000001
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#define TRAX_CONTROL_TRSTP 0x00000002
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#define TRAX_CONTROL_PCMEN 0x00000004
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#define TRAX_CONTROL_PTIEN 0x00000010
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#define TRAX_CONTROL_CTIEN 0x00000020
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#define TRAX_CONTROL_TMEN 0x00000080 /* 2.0+ */
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#define TRAX_CONTROL_CNTU 0x00000200
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#define TRAX_CONTROL_BIEN 0x00000400
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#define TRAX_CONTROL_BOEN 0x00000800
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#define TRAX_CONTROL_TSEN 0x00000800
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#define TRAX_CONTROL_SMPER 0x00007000
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#define TRAX_CONTROL_SMPER_SHIFT 12
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#define TRAX_CONTROL_PTOWT 0x00010000
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#define TRAX_CONTROL_CTOWT 0x00020000
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#define TRAX_CONTROL_PTOWS 0x00100000
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#define TRAX_CONTROL_CTOWS 0x00200000
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#define TRAX_CONTROL_ATID 0x7F000000 /* 2.0+, amtrax */
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#define TRAX_CONTROL_ATID_SHIFT 24
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#define TRAX_CONTROL_ATEN 0x80000000 /* 2.0+, amtrax */
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#define TRAX_CONTROL_PTOWS_ER 0x00020000 /* For 3.0 */
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#define TRAX_CONTROL_CTOWT_ER 0x00100000 /* For 3.0 */
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#define TRAX_CONTROL_ITCTO 0x00400000 /* For 3.0 */
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#define TRAX_CONTROL_ITCTIA 0x00800000 /* For 3.0 */
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#define TRAX_CONTROL_ITATV 0x01000000 /* For 3.0 */
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/* TRAX Status register fields: */
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#define TRAX_STATUS_TRACT 0x00000001
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#define TRAX_STATUS_TRIG 0x00000002
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#define TRAX_STATUS_PCMTG 0x00000004
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#define TRAX_STATUS_BUSY 0x00000008 /* ER ??? */
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#define TRAX_STATUS_PTITG 0x00000010
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#define TRAX_STATUS_CTITG 0x00000020
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#define TRAX_STATUS_MEMSZ 0x00001F00
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#define TRAX_STATUS_MEMSZ_SHIFT 8
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#define TRAX_STATUS_PTO 0x00010000
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#define TRAX_STATUS_CTO 0x00020000
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#define TRAX_STATUS_ITCTOA 0x00400000 /* For 3.0 */
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#define TRAX_STATUS_ITCTI 0x00800000 /* For 3.0 */
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#define TRAX_STATUS_ITATR 0x01000000 /* For 3.0 */
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/* TRAX Address register fields: */
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#define TRAX_ADDRESS_TWSAT 0x80000000
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#define TRAX_ADDRESS_TWSAT_SHIFT 31
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#define TRAX_ADDRESS_TOTALMASK 0x00FFFFFF
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// !!! VUakiVU. added for new TRAX:
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#define TRAX_ADDRESS_WRAPCNT 0x7FE00000 /* version ???... */
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#define TRAX_ADDRESS_WRAP_SHIFT 21
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/* TRAX PCMatch register fields: */
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#define TRAX_PCMATCH_PCML 0x0000001F
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#define TRAX_PCMATCH_PCML_SHIFT 0
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#define TRAX_PCMATCH_PCMS 0x80000000
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/* Compute trace ram buffer size (in bytes) from status register: */
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#define TRAX_MEM_SIZE(status) (1L << (((status) & TRAX_STATUS_MEMSZ) >> TRAX_STATUS_MEMSZ_SHIFT))
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#if 0
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/* Describes a field within a register: */
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typedef struct {
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const char* name;
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// unsigned width;
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// unsigned shift;
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char width;
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char shift;
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char visible; /* 0 = internal use only, 1 = shown */
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char reserved;
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} trax_regfield_t;
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#endif
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/* Describes a TRAX register: */
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typedef struct {
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const char* name;
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unsigned id;
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char width;
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char visible;
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char writable;
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char reserved;
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//const trax_regfield_t * fieldset;
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} trax_regdef_t;
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extern const trax_regdef_t trax_reglist[];
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extern const signed char trax_readable_regs[];
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Prototypes: */
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extern int trax_find_reg(char * regname, char **errmsg);
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extern const char * trax_regname(int regno);
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#ifdef __cplusplus
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}
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#endif
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#endif /* _TRAX_REGISTERS_H_ */
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