xref: /linux/arch/xtensa/variants/dc233c/include/variant/core.h (revision e5451c8f8330e03ad3cfa16048b4daf961af434f)
1*d0b73b48SPete Delaney /*
2*d0b73b48SPete Delaney  * xtensa/config/core-isa.h -- HAL definitions that are dependent on Xtensa
3*d0b73b48SPete Delaney  *				processor CORE configuration
4*d0b73b48SPete Delaney  *
5*d0b73b48SPete Delaney  *  See <xtensa/config/core.h>, which includes this file, for more details.
6*d0b73b48SPete Delaney  */
7*d0b73b48SPete Delaney 
8*d0b73b48SPete Delaney /* Xtensa processor core configuration information.
9*d0b73b48SPete Delaney 
10*d0b73b48SPete Delaney    Copyright (c) 1999-2010 Tensilica Inc.
11*d0b73b48SPete Delaney 
12*d0b73b48SPete Delaney    Permission is hereby granted, free of charge, to any person obtaining
13*d0b73b48SPete Delaney    a copy of this software and associated documentation files (the
14*d0b73b48SPete Delaney    "Software"), to deal in the Software without restriction, including
15*d0b73b48SPete Delaney    without limitation the rights to use, copy, modify, merge, publish,
16*d0b73b48SPete Delaney    distribute, sublicense, and/or sell copies of the Software, and to
17*d0b73b48SPete Delaney    permit persons to whom the Software is furnished to do so, subject to
18*d0b73b48SPete Delaney    the following conditions:
19*d0b73b48SPete Delaney 
20*d0b73b48SPete Delaney    The above copyright notice and this permission notice shall be included
21*d0b73b48SPete Delaney    in all copies or substantial portions of the Software.
22*d0b73b48SPete Delaney 
23*d0b73b48SPete Delaney    THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
24*d0b73b48SPete Delaney    EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
25*d0b73b48SPete Delaney    MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
26*d0b73b48SPete Delaney    IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
27*d0b73b48SPete Delaney    CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
28*d0b73b48SPete Delaney    TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
29*d0b73b48SPete Delaney    SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.  */
30*d0b73b48SPete Delaney 
31*d0b73b48SPete Delaney #ifndef _XTENSA_CORE_CONFIGURATION_H
32*d0b73b48SPete Delaney #define _XTENSA_CORE_CONFIGURATION_H
33*d0b73b48SPete Delaney 
34*d0b73b48SPete Delaney 
35*d0b73b48SPete Delaney /****************************************************************************
36*d0b73b48SPete Delaney 	    Parameters Useful for Any Code, USER or PRIVILEGED
37*d0b73b48SPete Delaney  ****************************************************************************/
38*d0b73b48SPete Delaney 
39*d0b73b48SPete Delaney /*
40*d0b73b48SPete Delaney  *  Note:  Macros of the form XCHAL_HAVE_*** have a value of 1 if the option is
41*d0b73b48SPete Delaney  *  configured, and a value of 0 otherwise.  These macros are always defined.
42*d0b73b48SPete Delaney  */
43*d0b73b48SPete Delaney 
44*d0b73b48SPete Delaney 
45*d0b73b48SPete Delaney /*----------------------------------------------------------------------
46*d0b73b48SPete Delaney 				ISA
47*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
48*d0b73b48SPete Delaney 
49*d0b73b48SPete Delaney #define XCHAL_HAVE_BE			0	/* big-endian byte ordering */
50*d0b73b48SPete Delaney #define XCHAL_HAVE_WINDOWED		1	/* windowed registers option */
51*d0b73b48SPete Delaney #define XCHAL_NUM_AREGS			32	/* num of physical addr regs */
52*d0b73b48SPete Delaney #define XCHAL_NUM_AREGS_LOG2		5	/* log2(XCHAL_NUM_AREGS) */
53*d0b73b48SPete Delaney #define XCHAL_MAX_INSTRUCTION_SIZE	3	/* max instr bytes (3..8) */
54*d0b73b48SPete Delaney #define XCHAL_HAVE_DEBUG		1	/* debug option */
55*d0b73b48SPete Delaney #define XCHAL_HAVE_DENSITY		1	/* 16-bit instructions */
56*d0b73b48SPete Delaney #define XCHAL_HAVE_LOOPS		1	/* zero-overhead loops */
57*d0b73b48SPete Delaney #define XCHAL_HAVE_NSA			1	/* NSA/NSAU instructions */
58*d0b73b48SPete Delaney #define XCHAL_HAVE_MINMAX		1	/* MIN/MAX instructions */
59*d0b73b48SPete Delaney #define XCHAL_HAVE_SEXT			1	/* SEXT instruction */
60*d0b73b48SPete Delaney #define XCHAL_HAVE_CLAMPS		1	/* CLAMPS instruction */
61*d0b73b48SPete Delaney #define XCHAL_HAVE_MUL16		1	/* MUL16S/MUL16U instructions */
62*d0b73b48SPete Delaney #define XCHAL_HAVE_MUL32		1	/* MULL instruction */
63*d0b73b48SPete Delaney #define XCHAL_HAVE_MUL32_HIGH		0	/* MULUH/MULSH instructions */
64*d0b73b48SPete Delaney #define XCHAL_HAVE_DIV32		1	/* QUOS/QUOU/REMS/REMU instructions */
65*d0b73b48SPete Delaney #define XCHAL_HAVE_L32R			1	/* L32R instruction */
66*d0b73b48SPete Delaney #define XCHAL_HAVE_ABSOLUTE_LITERALS	1	/* non-PC-rel (extended) L32R */
67*d0b73b48SPete Delaney #define XCHAL_HAVE_CONST16		0	/* CONST16 instruction */
68*d0b73b48SPete Delaney #define XCHAL_HAVE_ADDX			1	/* ADDX#/SUBX# instructions */
69*d0b73b48SPete Delaney #define XCHAL_HAVE_WIDE_BRANCHES	0	/* B*.W18 or B*.W15 instr's */
70*d0b73b48SPete Delaney #define XCHAL_HAVE_PREDICTED_BRANCHES	0	/* B[EQ/EQZ/NE/NEZ]T instr's */
71*d0b73b48SPete Delaney #define XCHAL_HAVE_CALL4AND12		1	/* (obsolete option) */
72*d0b73b48SPete Delaney #define XCHAL_HAVE_ABS			1	/* ABS instruction */
73*d0b73b48SPete Delaney /*#define XCHAL_HAVE_POPC		0*/	/* POPC instruction */
74*d0b73b48SPete Delaney /*#define XCHAL_HAVE_CRC		0*/	/* CRC instruction */
75*d0b73b48SPete Delaney #define XCHAL_HAVE_RELEASE_SYNC		1	/* L32AI/S32RI instructions */
76*d0b73b48SPete Delaney #define XCHAL_HAVE_S32C1I		1	/* S32C1I instruction */
77*d0b73b48SPete Delaney #define XCHAL_HAVE_SPECULATION		0	/* speculation */
78*d0b73b48SPete Delaney #define XCHAL_HAVE_FULL_RESET		1	/* all regs/state reset */
79*d0b73b48SPete Delaney #define XCHAL_NUM_CONTEXTS		1	/* */
80*d0b73b48SPete Delaney #define XCHAL_NUM_MISC_REGS		2	/* num of scratch regs (0..4) */
81*d0b73b48SPete Delaney #define XCHAL_HAVE_TAP_MASTER		0	/* JTAG TAP control instr's */
82*d0b73b48SPete Delaney #define XCHAL_HAVE_PRID			1	/* processor ID register */
83*d0b73b48SPete Delaney #define XCHAL_HAVE_EXTERN_REGS		1	/* WER/RER instructions */
84*d0b73b48SPete Delaney #define XCHAL_HAVE_MP_INTERRUPTS	0	/* interrupt distributor port */
85*d0b73b48SPete Delaney #define XCHAL_HAVE_MP_RUNSTALL		0	/* core RunStall control port */
86*d0b73b48SPete Delaney #define XCHAL_HAVE_THREADPTR		1	/* THREADPTR register */
87*d0b73b48SPete Delaney #define XCHAL_HAVE_BOOLEANS		0	/* boolean registers */
88*d0b73b48SPete Delaney #define XCHAL_HAVE_CP			1	/* CPENABLE reg (coprocessor) */
89*d0b73b48SPete Delaney #define XCHAL_CP_MAXCFG			8	/* max allowed cp id plus one */
90*d0b73b48SPete Delaney #define XCHAL_HAVE_MAC16		1	/* MAC16 package */
91*d0b73b48SPete Delaney #define XCHAL_HAVE_VECTORFPU2005	0	/* vector floating-point pkg */
92*d0b73b48SPete Delaney #define XCHAL_HAVE_FP			0	/* floating point pkg */
93*d0b73b48SPete Delaney #define XCHAL_HAVE_DFP			0	/* double precision FP pkg */
94*d0b73b48SPete Delaney #define XCHAL_HAVE_DFP_accel		0	/* double precision FP acceleration pkg */
95*d0b73b48SPete Delaney #define XCHAL_HAVE_VECTRA1		0	/* Vectra I  pkg */
96*d0b73b48SPete Delaney #define XCHAL_HAVE_VECTRALX		0	/* Vectra LX pkg */
97*d0b73b48SPete Delaney #define XCHAL_HAVE_HIFIPRO		0	/* HiFiPro Audio Engine pkg */
98*d0b73b48SPete Delaney #define XCHAL_HAVE_HIFI2		0	/* HiFi2 Audio Engine pkg */
99*d0b73b48SPete Delaney #define XCHAL_HAVE_HIFI2EP	0	/* HiFi2EP */
100*d0b73b48SPete Delaney #define XCHAL_HAVE_CONNXD2		0	/* ConnX D2 pkg */
101*d0b73b48SPete Delaney #define XCHAL_HAVE_BBE16		0	/* ConnX BBE16 pkg */
102*d0b73b48SPete Delaney #define XCHAL_HAVE_BBE16_RSQRT		0	/* BBE16 & vector recip sqrt */
103*d0b73b48SPete Delaney #define XCHAL_HAVE_BBE16_VECDIV		0	/* BBE16 & vector divide */
104*d0b73b48SPete Delaney #define XCHAL_HAVE_BBE16_DESPREAD	0	/* BBE16 & despread */
105*d0b73b48SPete Delaney #define XCHAL_HAVE_BSP3			0	/* ConnX BSP3 pkg */
106*d0b73b48SPete Delaney #define XCHAL_HAVE_SSP16		0	/* ConnX SSP16 pkg */
107*d0b73b48SPete Delaney #define XCHAL_HAVE_SSP16_VITERBI	0	/* SSP16 & viterbi */
108*d0b73b48SPete Delaney #define XCHAL_HAVE_TURBO16		0	/* ConnX Turbo16 pkg */
109*d0b73b48SPete Delaney #define XCHAL_HAVE_BBP16		0	/* ConnX BBP16 pkg */
110*d0b73b48SPete Delaney 
111*d0b73b48SPete Delaney 
112*d0b73b48SPete Delaney /*----------------------------------------------------------------------
113*d0b73b48SPete Delaney 				MISC
114*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
115*d0b73b48SPete Delaney 
116*d0b73b48SPete Delaney #define XCHAL_NUM_WRITEBUFFER_ENTRIES	8	/* size of write buffer */
117*d0b73b48SPete Delaney #define XCHAL_INST_FETCH_WIDTH		4	/* instr-fetch width in bytes */
118*d0b73b48SPete Delaney #define XCHAL_DATA_WIDTH		4	/* data width in bytes */
119*d0b73b48SPete Delaney /*  In T1050, applies to selected core load and store instructions (see ISA): */
120*d0b73b48SPete Delaney #define XCHAL_UNALIGNED_LOAD_EXCEPTION	1	/* unaligned loads cause exc. */
121*d0b73b48SPete Delaney #define XCHAL_UNALIGNED_STORE_EXCEPTION	1	/* unaligned stores cause exc.*/
122*d0b73b48SPete Delaney #define XCHAL_UNALIGNED_LOAD_HW		0	/* unaligned loads work in hw */
123*d0b73b48SPete Delaney #define XCHAL_UNALIGNED_STORE_HW	0	/* unaligned stores work in hw*/
124*d0b73b48SPete Delaney 
125*d0b73b48SPete Delaney #define XCHAL_SW_VERSION		900001	/* sw version of this header */
126*d0b73b48SPete Delaney 
127*d0b73b48SPete Delaney #define XCHAL_CORE_ID			"dc233c"	/* alphanum core name
128*d0b73b48SPete Delaney 						   (CoreID) set in the Xtensa
129*d0b73b48SPete Delaney 						   Processor Generator */
130*d0b73b48SPete Delaney 
131*d0b73b48SPete Delaney #define XCHAL_CORE_DESCRIPTION		"dc233c"
132*d0b73b48SPete Delaney #define XCHAL_BUILD_UNIQUE_ID		0x00004B21	/* 22-bit sw build ID */
133*d0b73b48SPete Delaney 
134*d0b73b48SPete Delaney /*
135*d0b73b48SPete Delaney  *  These definitions describe the hardware targeted by this software.
136*d0b73b48SPete Delaney  */
137*d0b73b48SPete Delaney #define XCHAL_HW_CONFIGID0		0xC56707FE	/* ConfigID hi 32 bits*/
138*d0b73b48SPete Delaney #define XCHAL_HW_CONFIGID1		0x14404B21	/* ConfigID lo 32 bits*/
139*d0b73b48SPete Delaney #define XCHAL_HW_VERSION_NAME		"LX4.0.1"	/* full version name */
140*d0b73b48SPete Delaney #define XCHAL_HW_VERSION_MAJOR		2400	/* major ver# of targeted hw */
141*d0b73b48SPete Delaney #define XCHAL_HW_VERSION_MINOR		1	/* minor ver# of targeted hw */
142*d0b73b48SPete Delaney #define XCHAL_HW_VERSION		240001	/* major*100+minor */
143*d0b73b48SPete Delaney #define XCHAL_HW_REL_LX4		1
144*d0b73b48SPete Delaney #define XCHAL_HW_REL_LX4_0		1
145*d0b73b48SPete Delaney #define XCHAL_HW_REL_LX4_0_1		1
146*d0b73b48SPete Delaney #define XCHAL_HW_CONFIGID_RELIABLE	1
147*d0b73b48SPete Delaney /*  If software targets a *range* of hardware versions, these are the bounds: */
148*d0b73b48SPete Delaney #define XCHAL_HW_MIN_VERSION_MAJOR	2400	/* major v of earliest tgt hw */
149*d0b73b48SPete Delaney #define XCHAL_HW_MIN_VERSION_MINOR	1	/* minor v of earliest tgt hw */
150*d0b73b48SPete Delaney #define XCHAL_HW_MIN_VERSION		240001	/* earliest targeted hw */
151*d0b73b48SPete Delaney #define XCHAL_HW_MAX_VERSION_MAJOR	2400	/* major v of latest tgt hw */
152*d0b73b48SPete Delaney #define XCHAL_HW_MAX_VERSION_MINOR	1	/* minor v of latest tgt hw */
153*d0b73b48SPete Delaney #define XCHAL_HW_MAX_VERSION		240001	/* latest targeted hw */
154*d0b73b48SPete Delaney 
155*d0b73b48SPete Delaney 
156*d0b73b48SPete Delaney /*----------------------------------------------------------------------
157*d0b73b48SPete Delaney 				CACHE
158*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
159*d0b73b48SPete Delaney 
160*d0b73b48SPete Delaney #define XCHAL_ICACHE_LINESIZE		32	/* I-cache line size in bytes */
161*d0b73b48SPete Delaney #define XCHAL_DCACHE_LINESIZE		32	/* D-cache line size in bytes */
162*d0b73b48SPete Delaney #define XCHAL_ICACHE_LINEWIDTH		5	/* log2(I line size in bytes) */
163*d0b73b48SPete Delaney #define XCHAL_DCACHE_LINEWIDTH		5	/* log2(D line size in bytes) */
164*d0b73b48SPete Delaney 
165*d0b73b48SPete Delaney #define XCHAL_ICACHE_SIZE		16384	/* I-cache size in bytes or 0 */
166*d0b73b48SPete Delaney #define XCHAL_DCACHE_SIZE		16384	/* D-cache size in bytes or 0 */
167*d0b73b48SPete Delaney 
168*d0b73b48SPete Delaney #define XCHAL_DCACHE_IS_WRITEBACK	1	/* writeback feature */
169*d0b73b48SPete Delaney #define XCHAL_DCACHE_IS_COHERENT	0	/* MP coherence feature */
170*d0b73b48SPete Delaney 
171*d0b73b48SPete Delaney #define XCHAL_HAVE_PREFETCH		0	/* PREFCTL register */
172*d0b73b48SPete Delaney 
173*d0b73b48SPete Delaney 
174*d0b73b48SPete Delaney 
175*d0b73b48SPete Delaney 
176*d0b73b48SPete Delaney /****************************************************************************
177*d0b73b48SPete Delaney     Parameters Useful for PRIVILEGED (Supervisory or Non-Virtualized) Code
178*d0b73b48SPete Delaney  ****************************************************************************/
179*d0b73b48SPete Delaney 
180*d0b73b48SPete Delaney 
181*d0b73b48SPete Delaney #ifndef XTENSA_HAL_NON_PRIVILEGED_ONLY
182*d0b73b48SPete Delaney 
183*d0b73b48SPete Delaney /*----------------------------------------------------------------------
184*d0b73b48SPete Delaney 				CACHE
185*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
186*d0b73b48SPete Delaney 
187*d0b73b48SPete Delaney #define XCHAL_HAVE_PIF			1	/* any outbound PIF present */
188*d0b73b48SPete Delaney 
189*d0b73b48SPete Delaney /*  If present, cache size in bytes == (ways * 2^(linewidth + setwidth)).  */
190*d0b73b48SPete Delaney 
191*d0b73b48SPete Delaney /*  Number of cache sets in log2(lines per way):  */
192*d0b73b48SPete Delaney #define XCHAL_ICACHE_SETWIDTH		7
193*d0b73b48SPete Delaney #define XCHAL_DCACHE_SETWIDTH		7
194*d0b73b48SPete Delaney 
195*d0b73b48SPete Delaney /*  Cache set associativity (number of ways):  */
196*d0b73b48SPete Delaney #define XCHAL_ICACHE_WAYS		4
197*d0b73b48SPete Delaney #define XCHAL_DCACHE_WAYS		4
198*d0b73b48SPete Delaney 
199*d0b73b48SPete Delaney /*  Cache features:  */
200*d0b73b48SPete Delaney #define XCHAL_ICACHE_LINE_LOCKABLE	1
201*d0b73b48SPete Delaney #define XCHAL_DCACHE_LINE_LOCKABLE	1
202*d0b73b48SPete Delaney #define XCHAL_ICACHE_ECC_PARITY		0
203*d0b73b48SPete Delaney #define XCHAL_DCACHE_ECC_PARITY		0
204*d0b73b48SPete Delaney 
205*d0b73b48SPete Delaney /*  Cache access size in bytes (affects operation of SICW instruction):  */
206*d0b73b48SPete Delaney #define XCHAL_ICACHE_ACCESS_SIZE	4
207*d0b73b48SPete Delaney #define XCHAL_DCACHE_ACCESS_SIZE	4
208*d0b73b48SPete Delaney 
209*d0b73b48SPete Delaney /*  Number of encoded cache attr bits (see <xtensa/hal.h> for decoded bits):  */
210*d0b73b48SPete Delaney #define XCHAL_CA_BITS			4
211*d0b73b48SPete Delaney 
212*d0b73b48SPete Delaney 
213*d0b73b48SPete Delaney /*----------------------------------------------------------------------
214*d0b73b48SPete Delaney 			INTERNAL I/D RAM/ROMs and XLMI
215*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
216*d0b73b48SPete Delaney 
217*d0b73b48SPete Delaney #define XCHAL_NUM_INSTROM		0	/* number of core instr. ROMs */
218*d0b73b48SPete Delaney #define XCHAL_NUM_INSTRAM		0	/* number of core instr. RAMs */
219*d0b73b48SPete Delaney #define XCHAL_NUM_DATAROM		0	/* number of core data ROMs */
220*d0b73b48SPete Delaney #define XCHAL_NUM_DATARAM		0	/* number of core data RAMs */
221*d0b73b48SPete Delaney #define XCHAL_NUM_URAM			0	/* number of core unified RAMs*/
222*d0b73b48SPete Delaney #define XCHAL_NUM_XLMI			0	/* number of core XLMI ports */
223*d0b73b48SPete Delaney 
224*d0b73b48SPete Delaney #define XCHAL_HAVE_IMEM_LOADSTORE	1	/* can load/store to IROM/IRAM*/
225*d0b73b48SPete Delaney 
226*d0b73b48SPete Delaney 
227*d0b73b48SPete Delaney /*----------------------------------------------------------------------
228*d0b73b48SPete Delaney 			INTERRUPTS and TIMERS
229*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
230*d0b73b48SPete Delaney 
231*d0b73b48SPete Delaney #define XCHAL_HAVE_INTERRUPTS		1	/* interrupt option */
232*d0b73b48SPete Delaney #define XCHAL_HAVE_HIGHPRI_INTERRUPTS	1	/* med/high-pri. interrupts */
233*d0b73b48SPete Delaney #define XCHAL_HAVE_NMI			1	/* non-maskable interrupt */
234*d0b73b48SPete Delaney #define XCHAL_HAVE_CCOUNT		1	/* CCOUNT reg. (timer option) */
235*d0b73b48SPete Delaney #define XCHAL_NUM_TIMERS		3	/* number of CCOMPAREn regs */
236*d0b73b48SPete Delaney #define XCHAL_NUM_INTERRUPTS		22	/* number of interrupts */
237*d0b73b48SPete Delaney #define XCHAL_NUM_INTERRUPTS_LOG2	5	/* ceil(log2(NUM_INTERRUPTS)) */
238*d0b73b48SPete Delaney #define XCHAL_NUM_EXTINTERRUPTS		17	/* num of external interrupts */
239*d0b73b48SPete Delaney #define XCHAL_NUM_INTLEVELS		6	/* number of interrupt levels
240*d0b73b48SPete Delaney 						   (not including level zero) */
241*d0b73b48SPete Delaney #define XCHAL_EXCM_LEVEL		3	/* level masked by PS.EXCM */
242*d0b73b48SPete Delaney 	/* (always 1 in XEA1; levels 2 .. EXCM_LEVEL are "medium priority") */
243*d0b73b48SPete Delaney 
244*d0b73b48SPete Delaney /*  Masks of interrupts at each interrupt level:  */
245*d0b73b48SPete Delaney #define XCHAL_INTLEVEL1_MASK		0x001F80FF
246*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_MASK		0x00000100
247*d0b73b48SPete Delaney #define XCHAL_INTLEVEL3_MASK		0x00200E00
248*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_MASK		0x00001000
249*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_MASK		0x00002000
250*d0b73b48SPete Delaney #define XCHAL_INTLEVEL6_MASK		0x00000000
251*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_MASK		0x00004000
252*d0b73b48SPete Delaney 
253*d0b73b48SPete Delaney /*  Masks of interrupts at each range 1..n of interrupt levels:  */
254*d0b73b48SPete Delaney #define XCHAL_INTLEVEL1_ANDBELOW_MASK	0x001F80FF
255*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_ANDBELOW_MASK	0x001F81FF
256*d0b73b48SPete Delaney #define XCHAL_INTLEVEL3_ANDBELOW_MASK	0x003F8FFF
257*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_ANDBELOW_MASK	0x003F9FFF
258*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_ANDBELOW_MASK	0x003FBFFF
259*d0b73b48SPete Delaney #define XCHAL_INTLEVEL6_ANDBELOW_MASK	0x003FBFFF
260*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_ANDBELOW_MASK	0x003FFFFF
261*d0b73b48SPete Delaney 
262*d0b73b48SPete Delaney /*  Level of each interrupt:  */
263*d0b73b48SPete Delaney #define XCHAL_INT0_LEVEL		1
264*d0b73b48SPete Delaney #define XCHAL_INT1_LEVEL		1
265*d0b73b48SPete Delaney #define XCHAL_INT2_LEVEL		1
266*d0b73b48SPete Delaney #define XCHAL_INT3_LEVEL		1
267*d0b73b48SPete Delaney #define XCHAL_INT4_LEVEL		1
268*d0b73b48SPete Delaney #define XCHAL_INT5_LEVEL		1
269*d0b73b48SPete Delaney #define XCHAL_INT6_LEVEL		1
270*d0b73b48SPete Delaney #define XCHAL_INT7_LEVEL		1
271*d0b73b48SPete Delaney #define XCHAL_INT8_LEVEL		2
272*d0b73b48SPete Delaney #define XCHAL_INT9_LEVEL		3
273*d0b73b48SPete Delaney #define XCHAL_INT10_LEVEL		3
274*d0b73b48SPete Delaney #define XCHAL_INT11_LEVEL		3
275*d0b73b48SPete Delaney #define XCHAL_INT12_LEVEL		4
276*d0b73b48SPete Delaney #define XCHAL_INT13_LEVEL		5
277*d0b73b48SPete Delaney #define XCHAL_INT14_LEVEL		7
278*d0b73b48SPete Delaney #define XCHAL_INT15_LEVEL		1
279*d0b73b48SPete Delaney #define XCHAL_INT16_LEVEL		1
280*d0b73b48SPete Delaney #define XCHAL_INT17_LEVEL		1
281*d0b73b48SPete Delaney #define XCHAL_INT18_LEVEL		1
282*d0b73b48SPete Delaney #define XCHAL_INT19_LEVEL		1
283*d0b73b48SPete Delaney #define XCHAL_INT20_LEVEL		1
284*d0b73b48SPete Delaney #define XCHAL_INT21_LEVEL		3
285*d0b73b48SPete Delaney #define XCHAL_DEBUGLEVEL		6	/* debug interrupt level */
286*d0b73b48SPete Delaney #define XCHAL_HAVE_DEBUG_EXTERN_INT	1	/* OCD external db interrupt */
287*d0b73b48SPete Delaney #define XCHAL_NMILEVEL			7	/* NMI "level" (for use with
288*d0b73b48SPete Delaney 						   EXCSAVE/EPS/EPC_n, RFI n) */
289*d0b73b48SPete Delaney 
290*d0b73b48SPete Delaney /*  Type of each interrupt:  */
291*d0b73b48SPete Delaney #define XCHAL_INT0_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
292*d0b73b48SPete Delaney #define XCHAL_INT1_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
293*d0b73b48SPete Delaney #define XCHAL_INT2_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
294*d0b73b48SPete Delaney #define XCHAL_INT3_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
295*d0b73b48SPete Delaney #define XCHAL_INT4_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
296*d0b73b48SPete Delaney #define XCHAL_INT5_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
297*d0b73b48SPete Delaney #define XCHAL_INT6_TYPE 	XTHAL_INTTYPE_TIMER
298*d0b73b48SPete Delaney #define XCHAL_INT7_TYPE 	XTHAL_INTTYPE_SOFTWARE
299*d0b73b48SPete Delaney #define XCHAL_INT8_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
300*d0b73b48SPete Delaney #define XCHAL_INT9_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
301*d0b73b48SPete Delaney #define XCHAL_INT10_TYPE 	XTHAL_INTTYPE_TIMER
302*d0b73b48SPete Delaney #define XCHAL_INT11_TYPE 	XTHAL_INTTYPE_SOFTWARE
303*d0b73b48SPete Delaney #define XCHAL_INT12_TYPE 	XTHAL_INTTYPE_EXTERN_LEVEL
304*d0b73b48SPete Delaney #define XCHAL_INT13_TYPE 	XTHAL_INTTYPE_TIMER
305*d0b73b48SPete Delaney #define XCHAL_INT14_TYPE 	XTHAL_INTTYPE_NMI
306*d0b73b48SPete Delaney #define XCHAL_INT15_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
307*d0b73b48SPete Delaney #define XCHAL_INT16_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
308*d0b73b48SPete Delaney #define XCHAL_INT17_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
309*d0b73b48SPete Delaney #define XCHAL_INT18_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
310*d0b73b48SPete Delaney #define XCHAL_INT19_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
311*d0b73b48SPete Delaney #define XCHAL_INT20_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
312*d0b73b48SPete Delaney #define XCHAL_INT21_TYPE 	XTHAL_INTTYPE_EXTERN_EDGE
313*d0b73b48SPete Delaney 
314*d0b73b48SPete Delaney /*  Masks of interrupts for each type of interrupt:  */
315*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_UNCONFIGURED	0xFFC00000
316*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_SOFTWARE	0x00000880
317*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_EXTERN_EDGE	0x003F8000
318*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_EXTERN_LEVEL	0x0000133F
319*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_TIMER	0x00002440
320*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_NMI		0x00004000
321*d0b73b48SPete Delaney #define XCHAL_INTTYPE_MASK_WRITE_ERROR	0x00000000
322*d0b73b48SPete Delaney 
323*d0b73b48SPete Delaney /*  Interrupt numbers assigned to specific interrupt sources:  */
324*d0b73b48SPete Delaney #define XCHAL_TIMER0_INTERRUPT		6	/* CCOMPARE0 */
325*d0b73b48SPete Delaney #define XCHAL_TIMER1_INTERRUPT		10	/* CCOMPARE1 */
326*d0b73b48SPete Delaney #define XCHAL_TIMER2_INTERRUPT		13	/* CCOMPARE2 */
327*d0b73b48SPete Delaney #define XCHAL_TIMER3_INTERRUPT		XTHAL_TIMER_UNCONFIGURED
328*d0b73b48SPete Delaney #define XCHAL_NMI_INTERRUPT		14	/* non-maskable interrupt */
329*d0b73b48SPete Delaney 
330*d0b73b48SPete Delaney /*  Interrupt numbers for levels at which only one interrupt is configured:  */
331*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_NUM		8
332*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_NUM		12
333*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_NUM		13
334*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_NUM		14
335*d0b73b48SPete Delaney /*  (There are many interrupts each at level(s) 1, 3.)  */
336*d0b73b48SPete Delaney 
337*d0b73b48SPete Delaney 
338*d0b73b48SPete Delaney /*
339*d0b73b48SPete Delaney  *  External interrupt vectors/levels.
340*d0b73b48SPete Delaney  *  These macros describe how Xtensa processor interrupt numbers
341*d0b73b48SPete Delaney  *  (as numbered internally, eg. in INTERRUPT and INTENABLE registers)
342*d0b73b48SPete Delaney  *  map to external BInterrupt<n> pins, for those interrupts
343*d0b73b48SPete Delaney  *  configured as external (level-triggered, edge-triggered, or NMI).
344*d0b73b48SPete Delaney  *  See the Xtensa processor databook for more details.
345*d0b73b48SPete Delaney  */
346*d0b73b48SPete Delaney 
347*d0b73b48SPete Delaney /*  Core interrupt numbers mapped to each EXTERNAL interrupt number:  */
348*d0b73b48SPete Delaney #define XCHAL_EXTINT0_NUM		0	/* (intlevel 1) */
349*d0b73b48SPete Delaney #define XCHAL_EXTINT1_NUM		1	/* (intlevel 1) */
350*d0b73b48SPete Delaney #define XCHAL_EXTINT2_NUM		2	/* (intlevel 1) */
351*d0b73b48SPete Delaney #define XCHAL_EXTINT3_NUM		3	/* (intlevel 1) */
352*d0b73b48SPete Delaney #define XCHAL_EXTINT4_NUM		4	/* (intlevel 1) */
353*d0b73b48SPete Delaney #define XCHAL_EXTINT5_NUM		5	/* (intlevel 1) */
354*d0b73b48SPete Delaney #define XCHAL_EXTINT6_NUM		8	/* (intlevel 2) */
355*d0b73b48SPete Delaney #define XCHAL_EXTINT7_NUM		9	/* (intlevel 3) */
356*d0b73b48SPete Delaney #define XCHAL_EXTINT8_NUM		12	/* (intlevel 4) */
357*d0b73b48SPete Delaney #define XCHAL_EXTINT9_NUM		14	/* (intlevel 7) */
358*d0b73b48SPete Delaney #define XCHAL_EXTINT10_NUM		15	/* (intlevel 1) */
359*d0b73b48SPete Delaney #define XCHAL_EXTINT11_NUM		16	/* (intlevel 1) */
360*d0b73b48SPete Delaney #define XCHAL_EXTINT12_NUM		17	/* (intlevel 1) */
361*d0b73b48SPete Delaney #define XCHAL_EXTINT13_NUM		18	/* (intlevel 1) */
362*d0b73b48SPete Delaney #define XCHAL_EXTINT14_NUM		19	/* (intlevel 1) */
363*d0b73b48SPete Delaney #define XCHAL_EXTINT15_NUM		20	/* (intlevel 1) */
364*d0b73b48SPete Delaney #define XCHAL_EXTINT16_NUM		21	/* (intlevel 3) */
365*d0b73b48SPete Delaney 
366*d0b73b48SPete Delaney 
367*d0b73b48SPete Delaney /*----------------------------------------------------------------------
368*d0b73b48SPete Delaney 			EXCEPTIONS and VECTORS
369*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
370*d0b73b48SPete Delaney 
371*d0b73b48SPete Delaney #define XCHAL_XEA_VERSION		2	/* Xtensa Exception Architecture
372*d0b73b48SPete Delaney 						   number: 1 == XEA1 (old)
373*d0b73b48SPete Delaney 							   2 == XEA2 (new)
374*d0b73b48SPete Delaney 							   0 == XEAX (extern) or TX */
375*d0b73b48SPete Delaney #define XCHAL_HAVE_XEA1			0	/* Exception Architecture 1 */
376*d0b73b48SPete Delaney #define XCHAL_HAVE_XEA2			1	/* Exception Architecture 2 */
377*d0b73b48SPete Delaney #define XCHAL_HAVE_XEAX			0	/* External Exception Arch. */
378*d0b73b48SPete Delaney #define XCHAL_HAVE_EXCEPTIONS		1	/* exception option */
379*d0b73b48SPete Delaney #define XCHAL_HAVE_HALT			0	/* halt architecture option */
380*d0b73b48SPete Delaney #define XCHAL_HAVE_BOOTLOADER		0	/* boot loader (for TX) */
381*d0b73b48SPete Delaney #define XCHAL_HAVE_MEM_ECC_PARITY	0	/* local memory ECC/parity */
382*d0b73b48SPete Delaney #define XCHAL_HAVE_VECTOR_SELECT	1	/* relocatable vectors */
383*d0b73b48SPete Delaney #define XCHAL_HAVE_VECBASE		1	/* relocatable vectors */
384*d0b73b48SPete Delaney #define XCHAL_VECBASE_RESET_VADDR	0x00002000  /* VECBASE reset value */
385*d0b73b48SPete Delaney #define XCHAL_VECBASE_RESET_PADDR	0x00002000
386*d0b73b48SPete Delaney #define XCHAL_RESET_VECBASE_OVERLAP	0
387*d0b73b48SPete Delaney 
388*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR0_VADDR	0xFE000000
389*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR0_PADDR	0xFE000000
390*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR1_VADDR	0x00001000
391*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR1_PADDR	0x00001000
392*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR_VADDR	0xFE000000
393*d0b73b48SPete Delaney #define XCHAL_RESET_VECTOR_PADDR	0xFE000000
394*d0b73b48SPete Delaney #define XCHAL_USER_VECOFS		0x00000340
395*d0b73b48SPete Delaney #define XCHAL_USER_VECTOR_VADDR		0x00002340
396*d0b73b48SPete Delaney #define XCHAL_USER_VECTOR_PADDR		0x00002340
397*d0b73b48SPete Delaney #define XCHAL_KERNEL_VECOFS		0x00000300
398*d0b73b48SPete Delaney #define XCHAL_KERNEL_VECTOR_VADDR	0x00002300
399*d0b73b48SPete Delaney #define XCHAL_KERNEL_VECTOR_PADDR	0x00002300
400*d0b73b48SPete Delaney #define XCHAL_DOUBLEEXC_VECOFS		0x000003C0
401*d0b73b48SPete Delaney #define XCHAL_DOUBLEEXC_VECTOR_VADDR	0x000023C0
402*d0b73b48SPete Delaney #define XCHAL_DOUBLEEXC_VECTOR_PADDR	0x000023C0
403*d0b73b48SPete Delaney #define XCHAL_WINDOW_OF4_VECOFS		0x00000000
404*d0b73b48SPete Delaney #define XCHAL_WINDOW_UF4_VECOFS		0x00000040
405*d0b73b48SPete Delaney #define XCHAL_WINDOW_OF8_VECOFS		0x00000080
406*d0b73b48SPete Delaney #define XCHAL_WINDOW_UF8_VECOFS		0x000000C0
407*d0b73b48SPete Delaney #define XCHAL_WINDOW_OF12_VECOFS	0x00000100
408*d0b73b48SPete Delaney #define XCHAL_WINDOW_UF12_VECOFS	0x00000140
409*d0b73b48SPete Delaney #define XCHAL_WINDOW_VECTORS_VADDR	0x00002000
410*d0b73b48SPete Delaney #define XCHAL_WINDOW_VECTORS_PADDR	0x00002000
411*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_VECOFS		0x00000180
412*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_VECTOR_VADDR	0x00002180
413*d0b73b48SPete Delaney #define XCHAL_INTLEVEL2_VECTOR_PADDR	0x00002180
414*d0b73b48SPete Delaney #define XCHAL_INTLEVEL3_VECOFS		0x000001C0
415*d0b73b48SPete Delaney #define XCHAL_INTLEVEL3_VECTOR_VADDR	0x000021C0
416*d0b73b48SPete Delaney #define XCHAL_INTLEVEL3_VECTOR_PADDR	0x000021C0
417*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_VECOFS		0x00000200
418*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_VECTOR_VADDR	0x00002200
419*d0b73b48SPete Delaney #define XCHAL_INTLEVEL4_VECTOR_PADDR	0x00002200
420*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_VECOFS		0x00000240
421*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_VECTOR_VADDR	0x00002240
422*d0b73b48SPete Delaney #define XCHAL_INTLEVEL5_VECTOR_PADDR	0x00002240
423*d0b73b48SPete Delaney #define XCHAL_INTLEVEL6_VECOFS		0x00000280
424*d0b73b48SPete Delaney #define XCHAL_INTLEVEL6_VECTOR_VADDR	0x00002280
425*d0b73b48SPete Delaney #define XCHAL_INTLEVEL6_VECTOR_PADDR	0x00002280
426*d0b73b48SPete Delaney #define XCHAL_DEBUG_VECOFS		XCHAL_INTLEVEL6_VECOFS
427*d0b73b48SPete Delaney #define XCHAL_DEBUG_VECTOR_VADDR	XCHAL_INTLEVEL6_VECTOR_VADDR
428*d0b73b48SPete Delaney #define XCHAL_DEBUG_VECTOR_PADDR	XCHAL_INTLEVEL6_VECTOR_PADDR
429*d0b73b48SPete Delaney #define XCHAL_NMI_VECOFS		0x000002C0
430*d0b73b48SPete Delaney #define XCHAL_NMI_VECTOR_VADDR		0x000022C0
431*d0b73b48SPete Delaney #define XCHAL_NMI_VECTOR_PADDR		0x000022C0
432*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_VECOFS		XCHAL_NMI_VECOFS
433*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_VECTOR_VADDR	XCHAL_NMI_VECTOR_VADDR
434*d0b73b48SPete Delaney #define XCHAL_INTLEVEL7_VECTOR_PADDR	XCHAL_NMI_VECTOR_PADDR
435*d0b73b48SPete Delaney 
436*d0b73b48SPete Delaney 
437*d0b73b48SPete Delaney /*----------------------------------------------------------------------
438*d0b73b48SPete Delaney 				DEBUG
439*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
440*d0b73b48SPete Delaney 
441*d0b73b48SPete Delaney #define XCHAL_HAVE_OCD			1	/* OnChipDebug option */
442*d0b73b48SPete Delaney #define XCHAL_NUM_IBREAK		2	/* number of IBREAKn regs */
443*d0b73b48SPete Delaney #define XCHAL_NUM_DBREAK		2	/* number of DBREAKn regs */
444*d0b73b48SPete Delaney #define XCHAL_HAVE_OCD_DIR_ARRAY	1	/* faster OCD option */
445*d0b73b48SPete Delaney 
446*d0b73b48SPete Delaney 
447*d0b73b48SPete Delaney /*----------------------------------------------------------------------
448*d0b73b48SPete Delaney 				MMU
449*d0b73b48SPete Delaney   ----------------------------------------------------------------------*/
450*d0b73b48SPete Delaney 
451*d0b73b48SPete Delaney /*  See core-matmap.h header file for more details.  */
452*d0b73b48SPete Delaney 
453*d0b73b48SPete Delaney #define XCHAL_HAVE_TLBS			1	/* inverse of HAVE_CACHEATTR */
454*d0b73b48SPete Delaney #define XCHAL_HAVE_SPANNING_WAY		1	/* one way maps I+D 4GB vaddr */
455*d0b73b48SPete Delaney #define XCHAL_SPANNING_WAY		6	/* TLB spanning way number */
456*d0b73b48SPete Delaney #define XCHAL_HAVE_IDENTITY_MAP		0	/* vaddr == paddr always */
457*d0b73b48SPete Delaney #define XCHAL_HAVE_CACHEATTR		0	/* CACHEATTR register present */
458*d0b73b48SPete Delaney #define XCHAL_HAVE_MIMIC_CACHEATTR	0	/* region protection */
459*d0b73b48SPete Delaney #define XCHAL_HAVE_XLT_CACHEATTR	0	/* region prot. w/translation */
460*d0b73b48SPete Delaney #define XCHAL_HAVE_PTP_MMU		1	/* full MMU (with page table
461*d0b73b48SPete Delaney 						   [autorefill] and protection)
462*d0b73b48SPete Delaney 						   usable for an MMU-based OS */
463*d0b73b48SPete Delaney /*  If none of the above last 4 are set, it's a custom TLB configuration.  */
464*d0b73b48SPete Delaney #define XCHAL_ITLB_ARF_ENTRIES_LOG2	2	/* log2(autorefill way size) */
465*d0b73b48SPete Delaney #define XCHAL_DTLB_ARF_ENTRIES_LOG2	2	/* log2(autorefill way size) */
466*d0b73b48SPete Delaney 
467*d0b73b48SPete Delaney #define XCHAL_MMU_ASID_BITS		8	/* number of bits in ASIDs */
468*d0b73b48SPete Delaney #define XCHAL_MMU_RINGS			4	/* number of rings (1..4) */
469*d0b73b48SPete Delaney #define XCHAL_MMU_RING_BITS		2	/* num of bits in RING field */
470*d0b73b48SPete Delaney 
471*d0b73b48SPete Delaney #endif /* !XTENSA_HAL_NON_PRIVILEGED_ONLY */
472*d0b73b48SPete Delaney 
473*d0b73b48SPete Delaney 
474*d0b73b48SPete Delaney #endif /* _XTENSA_CORE_CONFIGURATION_H */
475*d0b73b48SPete Delaney 
476