X-Git-Url: https://jxself.org/git/?a=blobdiff_plain;f=sboot%2Finclude%2Fxtensa-elf%2Fxtensa%2Fconfig%2Fcore.h;fp=sboot%2Finclude%2Fxtensa-elf%2Fxtensa%2Fconfig%2Fcore.h;h=01bcfdd39b335e95c4fa9f238065d57de0bfda05;hb=ff66305a044be28464fa0969ea2d605bb268d478;hp=0000000000000000000000000000000000000000;hpb=60b496560eec004ded92ae4dad43b3d102c6658d;p=open-ath9k-htc-firmware.git diff --git a/sboot/include/xtensa-elf/xtensa/config/core.h b/sboot/include/xtensa-elf/xtensa/config/core.h new file mode 100644 index 0000000..01bcfdd --- /dev/null +++ b/sboot/include/xtensa-elf/xtensa/config/core.h @@ -0,0 +1,1222 @@ +/* + * xtensa/config/core.h -- HAL definitions dependent on CORE configuration + * + * This header file is sometimes referred to as the "compile-time HAL" or CHAL. + * It pulls definitions tailored for a specific Xtensa processor configuration. + * + * Sources for binaries meant to be configuration-independent generally avoid + * including this file (they may use the configuration-specific HAL library). + * It is normal for the HAL library source itself to include this file. + */ + +/* + * Copyright (c) 2005-2007 by Tensilica Inc. ALL RIGHTS RESERVED. + * These coded instructions, statements, and computer programs are the + * copyrighted works and confidential proprietary information of Tensilica Inc. + * They may not be modified, copied, reproduced, distributed, or disclosed to + * third parties in any manner, medium, or form, in whole or in part, without + * the prior written consent of Tensilica Inc. + */ + + +#ifndef XTENSA_CONFIG_CORE_H +#define XTENSA_CONFIG_CORE_H + +/* CONFIGURATION INDEPENDENT DEFINITIONS: */ +#ifdef __XTENSA__ +#include +#else +#include "../hal.h" +#endif + +/* CONFIGURATION SPECIFIC DEFINITIONS: */ +#ifdef __XTENSA__ +#include +#include +#include +#else +#include "core-isa.h" +#include "core-matmap.h" +#include "tie.h" +#endif + +#if defined (_ASMLANGUAGE) || defined (__ASSEMBLER__) +#ifdef __XTENSA__ +#include +#else +#include "tie-asm.h" +#endif +#endif /*_ASMLANGUAGE or __ASSEMBLER__*/ + + +/*---------------------------------------------------------------------- + GENERAL + ----------------------------------------------------------------------*/ + +/* + * Separators for macros that expand into arrays. + * These can be predefined by files that #include this one, + * when different separators are required. + */ +/* Element separator for macros that expand into 1-dimensional arrays: */ +#ifndef XCHAL_SEP +#define XCHAL_SEP , +#endif +/* Array separator for macros that expand into 2-dimensional arrays: */ +#ifndef XCHAL_SEP2 +#define XCHAL_SEP2 },{ +#endif + + + +/*---------------------------------------------------------------------- + ISA + ----------------------------------------------------------------------*/ + +#if XCHAL_HAVE_BE +# define XCHAL_HAVE_LE 0 +# define XCHAL_MEMORY_ORDER XTHAL_BIGENDIAN +#else +# define XCHAL_HAVE_LE 1 +# define XCHAL_MEMORY_ORDER XTHAL_LITTLEENDIAN +#endif + + + +/*---------------------------------------------------------------------- + INTERRUPTS + ----------------------------------------------------------------------*/ + +/* Indexing macros: */ +#define _XCHAL_INTLEVEL_MASK(n) XCHAL_INTLEVEL ## n ## _MASK +#define XCHAL_INTLEVEL_MASK(n) _XCHAL_INTLEVEL_MASK(n) /* n = 0 .. 15 */ +#define _XCHAL_INTLEVEL_ANDBELOWMASK(n) XCHAL_INTLEVEL ## n ## _ANDBELOW_MASK +#define XCHAL_INTLEVEL_ANDBELOW_MASK(n) _XCHAL_INTLEVEL_ANDBELOWMASK(n) /* n = 0 .. 15 */ +#define _XCHAL_INTLEVEL_NUM(n) XCHAL_INTLEVEL ## n ## _NUM +#define XCHAL_INTLEVEL_NUM(n) _XCHAL_INTLEVEL_NUM(n) /* n = 0 .. 15 */ +#define _XCHAL_INT_LEVEL(n) XCHAL_INT ## n ## _LEVEL +#define XCHAL_INT_LEVEL(n) _XCHAL_INT_LEVEL(n) /* n = 0 .. 31 */ +#define _XCHAL_INT_TYPE(n) XCHAL_INT ## n ## _TYPE +#define XCHAL_INT_TYPE(n) _XCHAL_INT_TYPE(n) /* n = 0 .. 31 */ +#define _XCHAL_TIMER_INTERRUPT(n) XCHAL_TIMER ## n ## _INTERRUPT +#define XCHAL_TIMER_INTERRUPT(n) _XCHAL_TIMER_INTERRUPT(n) /* n = 0 .. 3 */ + + +#define XCHAL_HAVE_HIGHLEVEL_INTERRUPTS XCHAL_HAVE_HIGHPRI_INTERRUPTS +#define XCHAL_NUM_LOWPRI_LEVELS 1 /* number of low-priority interrupt levels (always 1) */ +#define XCHAL_FIRST_HIGHPRI_LEVEL (XCHAL_NUM_LOWPRI_LEVELS+1) /* level of first high-priority interrupt (always 2) */ +/* Note: 1 <= LOWPRI_LEVELS <= EXCM_LEVEL < DEBUGLEVEL <= NUM_INTLEVELS < NMILEVEL <= 15 */ + +/* These values are constant for existing Xtensa processor implementations: */ +#define XCHAL_INTLEVEL0_MASK 0x00000000 +#define XCHAL_INTLEVEL8_MASK 0x00000000 +#define XCHAL_INTLEVEL9_MASK 0x00000000 +#define XCHAL_INTLEVEL10_MASK 0x00000000 +#define XCHAL_INTLEVEL11_MASK 0x00000000 +#define XCHAL_INTLEVEL12_MASK 0x00000000 +#define XCHAL_INTLEVEL13_MASK 0x00000000 +#define XCHAL_INTLEVEL14_MASK 0x00000000 +#define XCHAL_INTLEVEL15_MASK 0x00000000 + +/* Array of masks of interrupts at each interrupt level: */ +#define XCHAL_INTLEVEL_MASKS XCHAL_INTLEVEL0_MASK \ + XCHAL_SEP XCHAL_INTLEVEL1_MASK \ + XCHAL_SEP XCHAL_INTLEVEL2_MASK \ + XCHAL_SEP XCHAL_INTLEVEL3_MASK \ + XCHAL_SEP XCHAL_INTLEVEL4_MASK \ + XCHAL_SEP XCHAL_INTLEVEL5_MASK \ + XCHAL_SEP XCHAL_INTLEVEL6_MASK \ + XCHAL_SEP XCHAL_INTLEVEL7_MASK \ + XCHAL_SEP XCHAL_INTLEVEL8_MASK \ + XCHAL_SEP XCHAL_INTLEVEL9_MASK \ + XCHAL_SEP XCHAL_INTLEVEL10_MASK \ + XCHAL_SEP XCHAL_INTLEVEL11_MASK \ + XCHAL_SEP XCHAL_INTLEVEL12_MASK \ + XCHAL_SEP XCHAL_INTLEVEL13_MASK \ + XCHAL_SEP XCHAL_INTLEVEL14_MASK \ + XCHAL_SEP XCHAL_INTLEVEL15_MASK + +/* These values are constant for existing Xtensa processor implementations: */ +#define XCHAL_INTLEVEL0_ANDBELOW_MASK 0x00000000 +#define XCHAL_INTLEVEL8_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL9_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL10_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL11_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL12_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL13_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL14_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK +#define XCHAL_INTLEVEL15_ANDBELOW_MASK XCHAL_INTLEVEL7_ANDBELOW_MASK + +/* Mask of all low-priority interrupts: */ +#define XCHAL_LOWPRI_MASK XCHAL_INTLEVEL1_ANDBELOW_MASK + +/* Mask of all interrupts masked by PS.EXCM (or CEXCM): */ +#define XCHAL_EXCM_MASK XCHAL_INTLEVEL_ANDBELOW_MASK(XCHAL_EXCM_LEVEL) + +/* Array of masks of interrupts at each range 1..n of interrupt levels: */ +#define XCHAL_INTLEVEL_ANDBELOW_MASKS XCHAL_INTLEVEL0_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL1_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL2_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL3_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL4_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL5_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL6_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL7_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL8_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL9_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL10_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL11_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL12_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL13_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL14_ANDBELOW_MASK \ + XCHAL_SEP XCHAL_INTLEVEL15_ANDBELOW_MASK + +#if 0 /*XCHAL_HAVE_NMI*/ +/* NMI "interrupt level" (for use with EXCSAVE_n, EPS_n, EPC_n, RFI n): */ +# define XCHAL_NMILEVEL (XCHAL_NUM_INTLEVELS+1) +#endif + +/* Array of levels of each possible interrupt: */ +#define XCHAL_INT_LEVELS XCHAL_INT0_LEVEL \ + XCHAL_SEP XCHAL_INT1_LEVEL \ + XCHAL_SEP XCHAL_INT2_LEVEL \ + XCHAL_SEP XCHAL_INT3_LEVEL \ + XCHAL_SEP XCHAL_INT4_LEVEL \ + XCHAL_SEP XCHAL_INT5_LEVEL \ + XCHAL_SEP XCHAL_INT6_LEVEL \ + XCHAL_SEP XCHAL_INT7_LEVEL \ + XCHAL_SEP XCHAL_INT8_LEVEL \ + XCHAL_SEP XCHAL_INT9_LEVEL \ + XCHAL_SEP XCHAL_INT10_LEVEL \ + XCHAL_SEP XCHAL_INT11_LEVEL \ + XCHAL_SEP XCHAL_INT12_LEVEL \ + XCHAL_SEP XCHAL_INT13_LEVEL \ + XCHAL_SEP XCHAL_INT14_LEVEL \ + XCHAL_SEP XCHAL_INT15_LEVEL \ + XCHAL_SEP XCHAL_INT16_LEVEL \ + XCHAL_SEP XCHAL_INT17_LEVEL \ + XCHAL_SEP XCHAL_INT18_LEVEL \ + XCHAL_SEP XCHAL_INT19_LEVEL \ + XCHAL_SEP XCHAL_INT20_LEVEL \ + XCHAL_SEP XCHAL_INT21_LEVEL \ + XCHAL_SEP XCHAL_INT22_LEVEL \ + XCHAL_SEP XCHAL_INT23_LEVEL \ + XCHAL_SEP XCHAL_INT24_LEVEL \ + XCHAL_SEP XCHAL_INT25_LEVEL \ + XCHAL_SEP XCHAL_INT26_LEVEL \ + XCHAL_SEP XCHAL_INT27_LEVEL \ + XCHAL_SEP XCHAL_INT28_LEVEL \ + XCHAL_SEP XCHAL_INT29_LEVEL \ + XCHAL_SEP XCHAL_INT30_LEVEL \ + XCHAL_SEP XCHAL_INT31_LEVEL + +/* Array of types of each possible interrupt: */ +#define XCHAL_INT_TYPES XCHAL_INT0_TYPE \ + XCHAL_SEP XCHAL_INT1_TYPE \ + XCHAL_SEP XCHAL_INT2_TYPE \ + XCHAL_SEP XCHAL_INT3_TYPE \ + XCHAL_SEP XCHAL_INT4_TYPE \ + XCHAL_SEP XCHAL_INT5_TYPE \ + XCHAL_SEP XCHAL_INT6_TYPE \ + XCHAL_SEP XCHAL_INT7_TYPE \ + XCHAL_SEP XCHAL_INT8_TYPE \ + XCHAL_SEP XCHAL_INT9_TYPE \ + XCHAL_SEP XCHAL_INT10_TYPE \ + XCHAL_SEP XCHAL_INT11_TYPE \ + XCHAL_SEP XCHAL_INT12_TYPE \ + XCHAL_SEP XCHAL_INT13_TYPE \ + XCHAL_SEP XCHAL_INT14_TYPE \ + XCHAL_SEP XCHAL_INT15_TYPE \ + XCHAL_SEP XCHAL_INT16_TYPE \ + XCHAL_SEP XCHAL_INT17_TYPE \ + XCHAL_SEP XCHAL_INT18_TYPE \ + XCHAL_SEP XCHAL_INT19_TYPE \ + XCHAL_SEP XCHAL_INT20_TYPE \ + XCHAL_SEP XCHAL_INT21_TYPE \ + XCHAL_SEP XCHAL_INT22_TYPE \ + XCHAL_SEP XCHAL_INT23_TYPE \ + XCHAL_SEP XCHAL_INT24_TYPE \ + XCHAL_SEP XCHAL_INT25_TYPE \ + XCHAL_SEP XCHAL_INT26_TYPE \ + XCHAL_SEP XCHAL_INT27_TYPE \ + XCHAL_SEP XCHAL_INT28_TYPE \ + XCHAL_SEP XCHAL_INT29_TYPE \ + XCHAL_SEP XCHAL_INT30_TYPE \ + XCHAL_SEP XCHAL_INT31_TYPE + +/* Array of masks of interrupts for each type of interrupt: */ +#define XCHAL_INTTYPE_MASKS XCHAL_INTTYPE_MASK_UNCONFIGURED \ + XCHAL_SEP XCHAL_INTTYPE_MASK_SOFTWARE \ + XCHAL_SEP XCHAL_INTTYPE_MASK_EXTERN_EDGE \ + XCHAL_SEP XCHAL_INTTYPE_MASK_EXTERN_LEVEL \ + XCHAL_SEP XCHAL_INTTYPE_MASK_TIMER \ + XCHAL_SEP XCHAL_INTTYPE_MASK_NMI \ + XCHAL_SEP XCHAL_INTTYPE_MASK_WRITE_ERROR + +/* Interrupts that can be cleared using the INTCLEAR special register: */ +#define XCHAL_INTCLEARABLE_MASK (XCHAL_INTTYPE_MASK_SOFTWARE+XCHAL_INTTYPE_MASK_EXTERN_EDGE+XCHAL_INTTYPE_MASK_WRITE_ERROR) +/* Interrupts that can be triggered using the INTSET special register: */ +#define XCHAL_INTSETTABLE_MASK XCHAL_INTTYPE_MASK_SOFTWARE + +/* Array of interrupts assigned to each timer (CCOMPARE0 to CCOMPARE3): */ +#define XCHAL_TIMER_INTERRUPTS XCHAL_TIMER0_INTERRUPT \ + XCHAL_SEP XCHAL_TIMER1_INTERRUPT \ + XCHAL_SEP XCHAL_TIMER2_INTERRUPT \ + XCHAL_SEP XCHAL_TIMER3_INTERRUPT + + + +/* For backward compatibility and for the array macros, define macros for + * each unconfigured interrupt number (unfortunately, the value of + * XTHAL_INTTYPE_UNCONFIGURED is not zero): */ +#if XCHAL_NUM_INTERRUPTS == 0 +# define XCHAL_INT0_LEVEL 0 +# define XCHAL_INT0_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 1 +# define XCHAL_INT1_LEVEL 0 +# define XCHAL_INT1_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 2 +# define XCHAL_INT2_LEVEL 0 +# define XCHAL_INT2_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 3 +# define XCHAL_INT3_LEVEL 0 +# define XCHAL_INT3_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 4 +# define XCHAL_INT4_LEVEL 0 +# define XCHAL_INT4_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 5 +# define XCHAL_INT5_LEVEL 0 +# define XCHAL_INT5_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 6 +# define XCHAL_INT6_LEVEL 0 +# define XCHAL_INT6_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 7 +# define XCHAL_INT7_LEVEL 0 +# define XCHAL_INT7_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 8 +# define XCHAL_INT8_LEVEL 0 +# define XCHAL_INT8_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 9 +# define XCHAL_INT9_LEVEL 0 +# define XCHAL_INT9_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 10 +# define XCHAL_INT10_LEVEL 0 +# define XCHAL_INT10_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 11 +# define XCHAL_INT11_LEVEL 0 +# define XCHAL_INT11_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 12 +# define XCHAL_INT12_LEVEL 0 +# define XCHAL_INT12_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 13 +# define XCHAL_INT13_LEVEL 0 +# define XCHAL_INT13_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 14 +# define XCHAL_INT14_LEVEL 0 +# define XCHAL_INT14_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 15 +# define XCHAL_INT15_LEVEL 0 +# define XCHAL_INT15_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 16 +# define XCHAL_INT16_LEVEL 0 +# define XCHAL_INT16_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 17 +# define XCHAL_INT17_LEVEL 0 +# define XCHAL_INT17_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 18 +# define XCHAL_INT18_LEVEL 0 +# define XCHAL_INT18_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 19 +# define XCHAL_INT19_LEVEL 0 +# define XCHAL_INT19_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 20 +# define XCHAL_INT20_LEVEL 0 +# define XCHAL_INT20_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 21 +# define XCHAL_INT21_LEVEL 0 +# define XCHAL_INT21_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 22 +# define XCHAL_INT22_LEVEL 0 +# define XCHAL_INT22_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 23 +# define XCHAL_INT23_LEVEL 0 +# define XCHAL_INT23_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 24 +# define XCHAL_INT24_LEVEL 0 +# define XCHAL_INT24_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 25 +# define XCHAL_INT25_LEVEL 0 +# define XCHAL_INT25_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 26 +# define XCHAL_INT26_LEVEL 0 +# define XCHAL_INT26_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 27 +# define XCHAL_INT27_LEVEL 0 +# define XCHAL_INT27_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 28 +# define XCHAL_INT28_LEVEL 0 +# define XCHAL_INT28_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 29 +# define XCHAL_INT29_LEVEL 0 +# define XCHAL_INT29_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 30 +# define XCHAL_INT30_LEVEL 0 +# define XCHAL_INT30_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif +#if XCHAL_NUM_INTERRUPTS <= 31 +# define XCHAL_INT31_LEVEL 0 +# define XCHAL_INT31_TYPE XTHAL_INTTYPE_UNCONFIGURED +#endif + + +/* + * Masks and levels corresponding to each *external* interrupt. + */ + +#define XCHAL_EXTINT0_MASK (1 << XCHAL_EXTINT0_NUM) +#define XCHAL_EXTINT0_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT0_NUM) +#define XCHAL_EXTINT1_MASK (1 << XCHAL_EXTINT1_NUM) +#define XCHAL_EXTINT1_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT1_NUM) +#define XCHAL_EXTINT2_MASK (1 << XCHAL_EXTINT2_NUM) +#define XCHAL_EXTINT2_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT2_NUM) +#define XCHAL_EXTINT3_MASK (1 << XCHAL_EXTINT3_NUM) +#define XCHAL_EXTINT3_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT3_NUM) +#define XCHAL_EXTINT4_MASK (1 << XCHAL_EXTINT4_NUM) +#define XCHAL_EXTINT4_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT4_NUM) +#define XCHAL_EXTINT5_MASK (1 << XCHAL_EXTINT5_NUM) +#define XCHAL_EXTINT5_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT5_NUM) +#define XCHAL_EXTINT6_MASK (1 << XCHAL_EXTINT6_NUM) +#define XCHAL_EXTINT6_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT6_NUM) +#define XCHAL_EXTINT7_MASK (1 << XCHAL_EXTINT7_NUM) +#define XCHAL_EXTINT7_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT7_NUM) +#define XCHAL_EXTINT8_MASK (1 << XCHAL_EXTINT8_NUM) +#define XCHAL_EXTINT8_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT8_NUM) +#define XCHAL_EXTINT9_MASK (1 << XCHAL_EXTINT9_NUM) +#define XCHAL_EXTINT9_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT9_NUM) +#define XCHAL_EXTINT10_MASK (1 << XCHAL_EXTINT10_NUM) +#define XCHAL_EXTINT10_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT10_NUM) +#define XCHAL_EXTINT11_MASK (1 << XCHAL_EXTINT11_NUM) +#define XCHAL_EXTINT11_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT11_NUM) +#define XCHAL_EXTINT12_MASK (1 << XCHAL_EXTINT12_NUM) +#define XCHAL_EXTINT12_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT12_NUM) +#define XCHAL_EXTINT13_MASK (1 << XCHAL_EXTINT13_NUM) +#define XCHAL_EXTINT13_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT13_NUM) +#define XCHAL_EXTINT14_MASK (1 << XCHAL_EXTINT14_NUM) +#define XCHAL_EXTINT14_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT14_NUM) +#define XCHAL_EXTINT15_MASK (1 << XCHAL_EXTINT15_NUM) +#define XCHAL_EXTINT15_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT15_NUM) +#define XCHAL_EXTINT16_MASK (1 << XCHAL_EXTINT16_NUM) +#define XCHAL_EXTINT16_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT16_NUM) +#define XCHAL_EXTINT17_MASK (1 << XCHAL_EXTINT17_NUM) +#define XCHAL_EXTINT17_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT17_NUM) +#define XCHAL_EXTINT18_MASK (1 << XCHAL_EXTINT18_NUM) +#define XCHAL_EXTINT18_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT18_NUM) +#define XCHAL_EXTINT19_MASK (1 << XCHAL_EXTINT19_NUM) +#define XCHAL_EXTINT19_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT19_NUM) +#define XCHAL_EXTINT20_MASK (1 << XCHAL_EXTINT20_NUM) +#define XCHAL_EXTINT20_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT20_NUM) +#define XCHAL_EXTINT21_MASK (1 << XCHAL_EXTINT21_NUM) +#define XCHAL_EXTINT21_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT21_NUM) +#define XCHAL_EXTINT22_MASK (1 << XCHAL_EXTINT22_NUM) +#define XCHAL_EXTINT22_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT22_NUM) +#define XCHAL_EXTINT23_MASK (1 << XCHAL_EXTINT23_NUM) +#define XCHAL_EXTINT23_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT23_NUM) +#define XCHAL_EXTINT24_MASK (1 << XCHAL_EXTINT24_NUM) +#define XCHAL_EXTINT24_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT24_NUM) +#define XCHAL_EXTINT25_MASK (1 << XCHAL_EXTINT25_NUM) +#define XCHAL_EXTINT25_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT25_NUM) +#define XCHAL_EXTINT26_MASK (1 << XCHAL_EXTINT26_NUM) +#define XCHAL_EXTINT26_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT26_NUM) +#define XCHAL_EXTINT27_MASK (1 << XCHAL_EXTINT27_NUM) +#define XCHAL_EXTINT27_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT27_NUM) +#define XCHAL_EXTINT28_MASK (1 << XCHAL_EXTINT28_NUM) +#define XCHAL_EXTINT28_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT28_NUM) +#define XCHAL_EXTINT29_MASK (1 << XCHAL_EXTINT29_NUM) +#define XCHAL_EXTINT29_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT29_NUM) +#define XCHAL_EXTINT30_MASK (1 << XCHAL_EXTINT30_NUM) +#define XCHAL_EXTINT30_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT30_NUM) +#define XCHAL_EXTINT31_MASK (1 << XCHAL_EXTINT31_NUM) +#define XCHAL_EXTINT31_LEVEL XCHAL_INT_LEVEL(XCHAL_EXTINT31_NUM) + + +/*---------------------------------------------------------------------- + EXCEPTIONS and VECTORS + ----------------------------------------------------------------------*/ + +/* For backward compatibility ONLY -- DO NOT USE (will be removed in future release): */ +#define XCHAL_HAVE_OLD_EXC_ARCH XCHAL_HAVE_XEA1 /* (DEPRECATED) 1 if old exception architecture (XEA1), 0 otherwise (eg. XEA2) */ +#define XCHAL_HAVE_EXCM XCHAL_HAVE_XEA2 /* (DEPRECATED) 1 if PS.EXCM bit exists (currently equals XCHAL_HAVE_TLBS) */ +#ifdef XCHAL_USER_VECTOR_VADDR +#define XCHAL_PROGRAMEXC_VECTOR_VADDR XCHAL_USER_VECTOR_VADDR +#define XCHAL_USEREXC_VECTOR_VADDR XCHAL_USER_VECTOR_VADDR +#endif +#ifdef XCHAL_USER_VECTOR_PADDR +# define XCHAL_PROGRAMEXC_VECTOR_PADDR XCHAL_USER_VECTOR_PADDR +# define XCHAL_USEREXC_VECTOR_PADDR XCHAL_USER_VECTOR_PADDR +#endif +#ifdef XCHAL_KERNEL_VECTOR_VADDR +# define XCHAL_STACKEDEXC_VECTOR_VADDR XCHAL_KERNEL_VECTOR_VADDR +# define XCHAL_KERNELEXC_VECTOR_VADDR XCHAL_KERNEL_VECTOR_VADDR +#endif +#ifdef XCHAL_KERNEL_VECTOR_PADDR +# define XCHAL_STACKEDEXC_VECTOR_PADDR XCHAL_KERNEL_VECTOR_PADDR +# define XCHAL_KERNELEXC_VECTOR_PADDR XCHAL_KERNEL_VECTOR_PADDR +#endif + +#if 0 +#if XCHAL_HAVE_DEBUG +# define XCHAL_DEBUG_VECTOR_VADDR XCHAL_INTLEVEL_VECTOR_VADDR(XCHAL_DEBUGLEVEL) +/* This one should only get defined if the corresponding intlevel paddr macro exists: */ +# define XCHAL_DEBUG_VECTOR_PADDR XCHAL_INTLEVEL_VECTOR_PADDR(XCHAL_DEBUGLEVEL) +#endif +#endif + +/* Indexing macros: */ +#define _XCHAL_INTLEVEL_VECTOR_VADDR(n) XCHAL_INTLEVEL ## n ## _VECTOR_VADDR +#define XCHAL_INTLEVEL_VECTOR_VADDR(n) _XCHAL_INTLEVEL_VECTOR_VADDR(n) /* n = 0 .. 15 */ + +/* + * General Exception Causes + * (values of EXCCAUSE special register set by general exceptions, + * which vector to the user, kernel, or double-exception vectors). + * + * DEPRECATED. Please use the equivalent EXCCAUSE_xxx macros + * defined in . (Note that these have slightly + * different names, they don't just have the XCHAL_ prefix removed.) + */ +#define XCHAL_EXCCAUSE_ILLEGAL_INSTRUCTION 0 /* Illegal Instruction */ +#define XCHAL_EXCCAUSE_SYSTEM_CALL 1 /* System Call */ +#define XCHAL_EXCCAUSE_INSTRUCTION_FETCH_ERROR 2 /* Instruction Fetch Error */ +#define XCHAL_EXCCAUSE_LOAD_STORE_ERROR 3 /* Load Store Error */ +#define XCHAL_EXCCAUSE_LEVEL1_INTERRUPT 4 /* Level 1 Interrupt */ +#define XCHAL_EXCCAUSE_ALLOCA 5 /* Stack Extension Assist */ +#define XCHAL_EXCCAUSE_INTEGER_DIVIDE_BY_ZERO 6 /* Integer Divide by Zero */ +#define XCHAL_EXCCAUSE_SPECULATION 7 /* Speculation */ +#define XCHAL_EXCCAUSE_PRIVILEGED 8 /* Privileged Instruction */ +#define XCHAL_EXCCAUSE_UNALIGNED 9 /* Unaligned Load Store */ +/*10..15 reserved*/ +#define XCHAL_EXCCAUSE_ITLB_MISS 16 /* ITlb Miss Exception */ +#define XCHAL_EXCCAUSE_ITLB_MULTIHIT 17 /* ITlb Mutltihit Exception */ +#define XCHAL_EXCCAUSE_ITLB_PRIVILEGE 18 /* ITlb Privilege Exception */ +#define XCHAL_EXCCAUSE_ITLB_SIZE_RESTRICTION 19 /* ITlb Size Restriction Exception */ +#define XCHAL_EXCCAUSE_FETCH_CACHE_ATTRIBUTE 20 /* Fetch Cache Attribute Exception */ +/*21..23 reserved*/ +#define XCHAL_EXCCAUSE_DTLB_MISS 24 /* DTlb Miss Exception */ +#define XCHAL_EXCCAUSE_DTLB_MULTIHIT 25 /* DTlb Multihit Exception */ +#define XCHAL_EXCCAUSE_DTLB_PRIVILEGE 26 /* DTlb Privilege Exception */ +#define XCHAL_EXCCAUSE_DTLB_SIZE_RESTRICTION 27 /* DTlb Size Restriction Exception */ +#define XCHAL_EXCCAUSE_LOAD_CACHE_ATTRIBUTE 28 /* Load Cache Attribute Exception */ +#define XCHAL_EXCCAUSE_STORE_CACHE_ATTRIBUTE 29 /* Store Cache Attribute Exception */ +/*30..31 reserved*/ +#define XCHAL_EXCCAUSE_COPROCESSOR0_DISABLED 32 /* Coprocessor 0 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR1_DISABLED 33 /* Coprocessor 1 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR2_DISABLED 34 /* Coprocessor 2 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR3_DISABLED 35 /* Coprocessor 3 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR4_DISABLED 36 /* Coprocessor 4 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR5_DISABLED 37 /* Coprocessor 5 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR6_DISABLED 38 /* Coprocessor 6 disabled */ +#define XCHAL_EXCCAUSE_COPROCESSOR7_DISABLED 39 /* Coprocessor 7 disabled */ +#define XCHAL_EXCCAUSE_FLOATING_POINT 40 /* Floating Point Exception */ +/*40..63 reserved*/ + + +/* + * Miscellaneous special register fields. + * + * For each special register, and each field within each register: + * XCHAL__VALIDMASK is the set of bits defined in the register. + * XCHAL___BITS is the number of bits in the field. + * XCHAL___NUM is 2^bits, the number of possible values + * of the field. + * XCHAL___SHIFT is the position of the field within + * the register, starting from the least significant bit. + * + * DEPRECATED. Please use the equivalent macros defined in + * . (Note that these have different names.) + */ + +/* DBREAKC (special register number 160): */ +#define XCHAL_DBREAKC_VALIDMASK 0xC000003F +#define XCHAL_DBREAKC_MASK_BITS 6 +#define XCHAL_DBREAKC_MASK_NUM 64 +#define XCHAL_DBREAKC_MASK_SHIFT 0 +#define XCHAL_DBREAKC_MASK_MASK 0x0000003F +#define XCHAL_DBREAKC_LOADBREAK_BITS 1 +#define XCHAL_DBREAKC_LOADBREAK_NUM 2 +#define XCHAL_DBREAKC_LOADBREAK_SHIFT 30 +#define XCHAL_DBREAKC_LOADBREAK_MASK 0x40000000 +#define XCHAL_DBREAKC_STOREBREAK_BITS 1 +#define XCHAL_DBREAKC_STOREBREAK_NUM 2 +#define XCHAL_DBREAKC_STOREBREAK_SHIFT 31 +#define XCHAL_DBREAKC_STOREBREAK_MASK 0x80000000 +/* PS (special register number 230): */ +#define XCHAL_PS_VALIDMASK 0x00070F3F +#define XCHAL_PS_INTLEVEL_BITS 4 +#define XCHAL_PS_INTLEVEL_NUM 16 +#define XCHAL_PS_INTLEVEL_SHIFT 0 +#define XCHAL_PS_INTLEVEL_MASK 0x0000000F +#define XCHAL_PS_EXCM_BITS 1 +#define XCHAL_PS_EXCM_NUM 2 +#define XCHAL_PS_EXCM_SHIFT 4 +#define XCHAL_PS_EXCM_MASK 0x00000010 +#define XCHAL_PS_UM_BITS 1 +#define XCHAL_PS_UM_NUM 2 +#define XCHAL_PS_UM_SHIFT 5 +#define XCHAL_PS_UM_MASK 0x00000020 +#define XCHAL_PS_RING_BITS 2 +#define XCHAL_PS_RING_NUM 4 +#define XCHAL_PS_RING_SHIFT 6 +#define XCHAL_PS_RING_MASK 0x000000C0 +#define XCHAL_PS_OWB_BITS 4 +#define XCHAL_PS_OWB_NUM 16 +#define XCHAL_PS_OWB_SHIFT 8 +#define XCHAL_PS_OWB_MASK 0x00000F00 +#define XCHAL_PS_CALLINC_BITS 2 +#define XCHAL_PS_CALLINC_NUM 4 +#define XCHAL_PS_CALLINC_SHIFT 16 +#define XCHAL_PS_CALLINC_MASK 0x00030000 +#define XCHAL_PS_WOE_BITS 1 +#define XCHAL_PS_WOE_NUM 2 +#define XCHAL_PS_WOE_SHIFT 18 +#define XCHAL_PS_WOE_MASK 0x00040000 +/* EXCCAUSE (special register number 232): */ +#define XCHAL_EXCCAUSE_VALIDMASK 0x0000003F +#define XCHAL_EXCCAUSE_BITS 6 +#define XCHAL_EXCCAUSE_NUM 64 +#define XCHAL_EXCCAUSE_SHIFT 0 +#define XCHAL_EXCCAUSE_MASK 0x0000003F +/* DEBUGCAUSE (special register number 233): */ +#define XCHAL_DEBUGCAUSE_VALIDMASK 0x0000003F +#define XCHAL_DEBUGCAUSE_ICOUNT_BITS 1 +#define XCHAL_DEBUGCAUSE_ICOUNT_NUM 2 +#define XCHAL_DEBUGCAUSE_ICOUNT_SHIFT 0 +#define XCHAL_DEBUGCAUSE_ICOUNT_MASK 0x00000001 +#define XCHAL_DEBUGCAUSE_IBREAK_BITS 1 +#define XCHAL_DEBUGCAUSE_IBREAK_NUM 2 +#define XCHAL_DEBUGCAUSE_IBREAK_SHIFT 1 +#define XCHAL_DEBUGCAUSE_IBREAK_MASK 0x00000002 +#define XCHAL_DEBUGCAUSE_DBREAK_BITS 1 +#define XCHAL_DEBUGCAUSE_DBREAK_NUM 2 +#define XCHAL_DEBUGCAUSE_DBREAK_SHIFT 2 +#define XCHAL_DEBUGCAUSE_DBREAK_MASK 0x00000004 +#define XCHAL_DEBUGCAUSE_BREAK_BITS 1 +#define XCHAL_DEBUGCAUSE_BREAK_NUM 2 +#define XCHAL_DEBUGCAUSE_BREAK_SHIFT 3 +#define XCHAL_DEBUGCAUSE_BREAK_MASK 0x00000008 +#define XCHAL_DEBUGCAUSE_BREAKN_BITS 1 +#define XCHAL_DEBUGCAUSE_BREAKN_NUM 2 +#define XCHAL_DEBUGCAUSE_BREAKN_SHIFT 4 +#define XCHAL_DEBUGCAUSE_BREAKN_MASK 0x00000010 +#define XCHAL_DEBUGCAUSE_DEBUGINT_BITS 1 +#define XCHAL_DEBUGCAUSE_DEBUGINT_NUM 2 +#define XCHAL_DEBUGCAUSE_DEBUGINT_SHIFT 5 +#define XCHAL_DEBUGCAUSE_DEBUGINT_MASK 0x00000020 + + + + +/*---------------------------------------------------------------------- + TIMERS + ----------------------------------------------------------------------*/ + +/*#define XCHAL_HAVE_TIMERS XCHAL_HAVE_CCOUNT*/ + + + +/*---------------------------------------------------------------------- + INTERNAL I/D RAM/ROMs and XLMI + ----------------------------------------------------------------------*/ + +#define XCHAL_NUM_IROM XCHAL_NUM_INSTROM /* (DEPRECATED) */ +#define XCHAL_NUM_IRAM XCHAL_NUM_INSTRAM /* (DEPRECATED) */ +#define XCHAL_NUM_DROM XCHAL_NUM_DATAROM /* (DEPRECATED) */ +#define XCHAL_NUM_DRAM XCHAL_NUM_DATARAM /* (DEPRECATED) */ + +#define XCHAL_IROM0_VADDR XCHAL_INSTROM0_VADDR /* (DEPRECATED) */ +#define XCHAL_IROM0_PADDR XCHAL_INSTROM0_PADDR /* (DEPRECATED) */ +#define XCHAL_IROM0_SIZE XCHAL_INSTROM0_SIZE /* (DEPRECATED) */ +#define XCHAL_IROM1_VADDR XCHAL_INSTROM1_VADDR /* (DEPRECATED) */ +#define XCHAL_IROM1_PADDR XCHAL_INSTROM1_PADDR /* (DEPRECATED) */ +#define XCHAL_IROM1_SIZE XCHAL_INSTROM1_SIZE /* (DEPRECATED) */ +#define XCHAL_IRAM0_VADDR XCHAL_INSTRAM0_VADDR /* (DEPRECATED) */ +#define XCHAL_IRAM0_PADDR XCHAL_INSTRAM0_PADDR /* (DEPRECATED) */ +#define XCHAL_IRAM0_SIZE XCHAL_INSTRAM0_SIZE /* (DEPRECATED) */ +#define XCHAL_IRAM1_VADDR XCHAL_INSTRAM1_VADDR /* (DEPRECATED) */ +#define XCHAL_IRAM1_PADDR XCHAL_INSTRAM1_PADDR /* (DEPRECATED) */ +#define XCHAL_IRAM1_SIZE XCHAL_INSTRAM1_SIZE /* (DEPRECATED) */ +#define XCHAL_DROM0_VADDR XCHAL_DATAROM0_VADDR /* (DEPRECATED) */ +#define XCHAL_DROM0_PADDR XCHAL_DATAROM0_PADDR /* (DEPRECATED) */ +#define XCHAL_DROM0_SIZE XCHAL_DATAROM0_SIZE /* (DEPRECATED) */ +#define XCHAL_DROM1_VADDR XCHAL_DATAROM1_VADDR /* (DEPRECATED) */ +#define XCHAL_DROM1_PADDR XCHAL_DATAROM1_PADDR /* (DEPRECATED) */ +#define XCHAL_DROM1_SIZE XCHAL_DATAROM1_SIZE /* (DEPRECATED) */ +#define XCHAL_DRAM0_VADDR XCHAL_DATARAM0_VADDR /* (DEPRECATED) */ +#define XCHAL_DRAM0_PADDR XCHAL_DATARAM0_PADDR /* (DEPRECATED) */ +#define XCHAL_DRAM0_SIZE XCHAL_DATARAM0_SIZE /* (DEPRECATED) */ +#define XCHAL_DRAM1_VADDR XCHAL_DATARAM1_VADDR /* (DEPRECATED) */ +#define XCHAL_DRAM1_PADDR XCHAL_DATARAM1_PADDR /* (DEPRECATED) */ +#define XCHAL_DRAM1_SIZE XCHAL_DATARAM1_SIZE /* (DEPRECATED) */ + + + +/*---------------------------------------------------------------------- + CACHE + ----------------------------------------------------------------------*/ + + +/* Max for both I-cache and D-cache (used for general alignment): */ +#if XCHAL_ICACHE_LINESIZE > XCHAL_DCACHE_LINESIZE +# define XCHAL_CACHE_LINEWIDTH_MAX XCHAL_ICACHE_LINEWIDTH +# define XCHAL_CACHE_LINESIZE_MAX XCHAL_ICACHE_LINESIZE +#else +# define XCHAL_CACHE_LINEWIDTH_MAX XCHAL_DCACHE_LINEWIDTH +# define XCHAL_CACHE_LINESIZE_MAX XCHAL_DCACHE_LINESIZE +#endif + +#define XCHAL_ICACHE_SETSIZE (1< XCHAL_DCACHE_SETWIDTH +# define XCHAL_CACHE_SETWIDTH_MAX XCHAL_ICACHE_SETWIDTH +# define XCHAL_CACHE_SETSIZE_MAX XCHAL_ICACHE_SETSIZE +#else +# define XCHAL_CACHE_SETWIDTH_MAX XCHAL_DCACHE_SETWIDTH +# define XCHAL_CACHE_SETSIZE_MAX XCHAL_DCACHE_SETSIZE +#endif + +/* Instruction cache tag bits: */ +#define XCHAL_ICACHE_TAG_V_SHIFT 0 +#define XCHAL_ICACHE_TAG_V 0x1 /* valid bit */ +#if XCHAL_ICACHE_WAYS > 1 +# define XCHAL_ICACHE_TAG_F_SHIFT 1 +# define XCHAL_ICACHE_TAG_F 0x2 /* fill (LRU) bit */ +#else +# define XCHAL_ICACHE_TAG_F_SHIFT 0 +# define XCHAL_ICACHE_TAG_F 0 /* no fill (LRU) bit */ +#endif +#if XCHAL_ICACHE_LINE_LOCKABLE +# define XCHAL_ICACHE_TAG_L_SHIFT (XCHAL_ICACHE_TAG_F_SHIFT+1) +# define XCHAL_ICACHE_TAG_L (1 << XCHAL_ICACHE_TAG_L_SHIFT) /* lock bit */ +#else +# define XCHAL_ICACHE_TAG_L_SHIFT XCHAL_ICACHE_TAG_F_SHIFT +# define XCHAL_ICACHE_TAG_L 0 /* no lock bit */ +#endif +/* Data cache tag bits: */ +#define XCHAL_DCACHE_TAG_V_SHIFT 0 +#define XCHAL_DCACHE_TAG_V 0x1 /* valid bit */ +#if XCHAL_DCACHE_WAYS > 1 +# define XCHAL_DCACHE_TAG_F_SHIFT 1 +# define XCHAL_DCACHE_TAG_F 0x2 /* fill (LRU) bit */ +#else +# define XCHAL_DCACHE_TAG_F_SHIFT 0 +# define XCHAL_DCACHE_TAG_F 0 /* no fill (LRU) bit */ +#endif +#if XCHAL_DCACHE_IS_WRITEBACK +# define XCHAL_DCACHE_TAG_D_SHIFT (XCHAL_DCACHE_TAG_F_SHIFT+1) +# define XCHAL_DCACHE_TAG_D (1 << XCHAL_DCACHE_TAG_D_SHIFT) /* dirty bit */ +#else +# define XCHAL_DCACHE_TAG_D_SHIFT XCHAL_DCACHE_TAG_F_SHIFT +# define XCHAL_DCACHE_TAG_D 0 /* no dirty bit */ +#endif +#if XCHAL_DCACHE_LINE_LOCKABLE +# define XCHAL_DCACHE_TAG_L_SHIFT (XCHAL_DCACHE_TAG_D_SHIFT+1) +# define XCHAL_DCACHE_TAG_L (1 << XCHAL_DCACHE_TAG_D_SHIFT) /* lock bit */ +#else +# define XCHAL_DCACHE_TAG_L_SHIFT XCHAL_DCACHE_TAG_D_SHIFT +# define XCHAL_DCACHE_TAG_L 0 /* no lock bit */ +#endif + + +/*---------------------------------------------------------------------- + MMU + ----------------------------------------------------------------------*/ + +/* See for more details. */ + +#define XCHAL_HAVE_MMU XCHAL_HAVE_TLBS /* (DEPRECATED; use XCHAL_HAVE_TLBS instead; will be removed in future release) */ + +/* Indexing macros: */ +#define _XCHAL_ITLB_SET(n,_what) XCHAL_ITLB_SET ## n ## _what +#define XCHAL_ITLB_SET(n,what) _XCHAL_ITLB_SET(n, _ ## what ) +#define _XCHAL_ITLB_SET_E(n,i,_what) XCHAL_ITLB_SET ## n ## _E ## i ## _what +#define XCHAL_ITLB_SET_E(n,i,what) _XCHAL_ITLB_SET_E(n,i, _ ## what ) +#define _XCHAL_DTLB_SET(n,_what) XCHAL_DTLB_SET ## n ## _what +#define XCHAL_DTLB_SET(n,what) _XCHAL_DTLB_SET(n, _ ## what ) +#define _XCHAL_DTLB_SET_E(n,i,_what) XCHAL_DTLB_SET ## n ## _E ## i ## _what +#define XCHAL_DTLB_SET_E(n,i,what) _XCHAL_DTLB_SET_E(n,i, _ ## what ) +/* + * Example use: XCHAL_ITLB_SET(XCHAL_ITLB_ARF_SET0,ENTRIES) + * to get the value of XCHAL_ITLB_SET_ENTRIES where is the first auto-refill set. + */ + +/* Number of entries per autorefill way: */ +#define XCHAL_ITLB_ARF_ENTRIES (1< 0 && XCHAL_DTLB_ARF_WAYS > 0 && XCHAL_MMU_RINGS >= 2 +# define XCHAL_HAVE_PTP_MMU 1 /* have full MMU (with page table [autorefill] and protection) */ +#else +# define XCHAL_HAVE_PTP_MMU 0 /* don't have full MMU */ +#endif +#endif + +/* + * For full MMUs, report kernel RAM segment and kernel I/O segment static page mappings: + */ +#if XCHAL_HAVE_PTP_MMU +#define XCHAL_KSEG_CACHED_VADDR 0xD0000000 /* virt.addr of kernel RAM cached static map */ +#define XCHAL_KSEG_CACHED_PADDR 0x00000000 /* phys.addr of kseg_cached */ +#define XCHAL_KSEG_CACHED_SIZE 0x08000000 /* size in bytes of kseg_cached (assumed power of 2!!!) */ +#define XCHAL_KSEG_BYPASS_VADDR 0xD8000000 /* virt.addr of kernel RAM bypass (uncached) static map */ +#define XCHAL_KSEG_BYPASS_PADDR 0x00000000 /* phys.addr of kseg_bypass */ +#define XCHAL_KSEG_BYPASS_SIZE 0x08000000 /* size in bytes of kseg_bypass (assumed power of 2!!!) */ + +#define XCHAL_KIO_CACHED_VADDR 0xE0000000 /* virt.addr of kernel I/O cached static map */ +#define XCHAL_KIO_CACHED_PADDR 0xF0000000 /* phys.addr of kio_cached */ +#define XCHAL_KIO_CACHED_SIZE 0x10000000 /* size in bytes of kio_cached (assumed power of 2!!!) */ +#define XCHAL_KIO_BYPASS_VADDR 0xF0000000 /* virt.addr of kernel I/O bypass (uncached) static map */ +#define XCHAL_KIO_BYPASS_PADDR 0xF0000000 /* phys.addr of kio_bypass */ +#define XCHAL_KIO_BYPASS_SIZE 0x10000000 /* size in bytes of kio_bypass (assumed power of 2!!!) */ + +#define XCHAL_SEG_MAPPABLE_VADDR 0x00000000 /* start of largest non-static-mapped virtual addr area */ +#define XCHAL_SEG_MAPPABLE_SIZE 0xD0000000 /* size in bytes of " */ +/* define XCHAL_SEG_MAPPABLE2_xxx if more areas present, sorted in order of descending size. */ +#endif + + +/*---------------------------------------------------------------------- + MISC + ----------------------------------------------------------------------*/ + +/* Data alignment required if used for instructions: */ +#if XCHAL_INST_FETCH_WIDTH > XCHAL_DATA_WIDTH +# define XCHAL_ALIGN_MAX XCHAL_INST_FETCH_WIDTH +#else +# define XCHAL_ALIGN_MAX XCHAL_DATA_WIDTH +#endif + +/* + * Names kept for backward compatibility. + * (Here "RELEASE" is now a misnomer; these are product *versions*, not the releases + * under which they are released. In the T10##.# era there was no distinction.) + */ +#define XCHAL_HW_RELEASE_MAJOR XCHAL_HW_VERSION_MAJOR +#define XCHAL_HW_RELEASE_MINOR XCHAL_HW_VERSION_MINOR +#define XCHAL_HW_RELEASE_NAME XCHAL_HW_VERSION_NAME + + + + +/*---------------------------------------------------------------------- + COPROCESSORS and EXTRA STATE + ----------------------------------------------------------------------*/ + +#define XCHAL_EXTRA_SA_SIZE XCHAL_NCP_SA_SIZE +#define XCHAL_EXTRA_SA_ALIGN XCHAL_NCP_SA_ALIGN +#define XCHAL_CPEXTRA_SA_SIZE XCHAL_TOTAL_SA_SIZE +#define XCHAL_CPEXTRA_SA_ALIGN XCHAL_TOTAL_SA_ALIGN + +#if defined (_ASMLANGUAGE) || defined (__ASSEMBLER__) + +#define xchal_extratie_load xchal_ncptie_load +#define xchal_extratie_store xchal_ncptie_store +#define xchal_extratie_load_a2 xchal_ncptie_load_a2 +#define xchal_extratie_store_a2 xchal_ncptie_store_a2 +#define xchal_extra_load xchal_ncp_load +#define xchal_extra_store xchal_ncp_store +#define xchal_extra_load_a2 xchal_ncp_load_a2 +#define xchal_extra_store_a2 xchal_ncp_store_a2 +#define xchal_extra_load_funcbody xchal_ncp_load_a2 +#define xchal_extra_store_funcbody xchal_ncp_store_a2 + +/* Empty placeholder macros for undefined coprocessors: */ +# ifndef XCHAL_CP0_NAME +# define xchal_cp0_store_a2 xchal_cp0_store a2, a3 +# define xchal_cp0_load_a2 xchal_cp0_load a2, a3 + .macro xchal_cp0_store ptr tmp + .endm + .macro xchal_cp0_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP1_NAME +# define xchal_cp1_store_a2 xchal_cp1_store a2, a3 +# define xchal_cp1_load_a2 xchal_cp1_load a2, a3 + .macro xchal_cp1_store ptr tmp + .endm + .macro xchal_cp1_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP2_NAME +# define xchal_cp2_store_a2 xchal_cp2_store a2, a3 +# define xchal_cp2_load_a2 xchal_cp2_load a2, a3 + .macro xchal_cp2_store ptr tmp + .endm + .macro xchal_cp2_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP3_NAME +# define xchal_cp3_store_a2 xchal_cp3_store a2, a3 +# define xchal_cp3_load_a2 xchal_cp3_load a2, a3 + .macro xchal_cp3_store ptr tmp + .endm + .macro xchal_cp3_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP4_NAME +# define xchal_cp4_store_a2 xchal_cp4_store a2, a3 +# define xchal_cp4_load_a2 xchal_cp4_load a2, a3 + .macro xchal_cp4_store ptr tmp + .endm + .macro xchal_cp4_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP5_NAME +# define xchal_cp5_store_a2 xchal_cp5_store a2, a3 +# define xchal_cp5_load_a2 xchal_cp5_load a2, a3 + .macro xchal_cp5_store ptr tmp + .endm + .macro xchal_cp5_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP6_NAME +# define xchal_cp6_store_a2 xchal_cp6_store a2, a3 +# define xchal_cp6_load_a2 xchal_cp6_load a2, a3 + .macro xchal_cp6_store ptr tmp + .endm + .macro xchal_cp6_load ptr tmp + .endm +# endif +# ifndef XCHAL_CP7_NAME +# define xchal_cp7_store_a2 xchal_cp7_store a2, a3 +# define xchal_cp7_load_a2 xchal_cp7_load a2, a3 + .macro xchal_cp7_store ptr tmp + .endm + .macro xchal_cp7_load ptr tmp + .endm +# endif + + /******************** + * Macros to create functions that save and restore the state of *any* TIE + * coprocessor (by dynamic index). + */ + + /* + * Macro that expands to the body of a function + * that stores the selected coprocessor's state (registers etc). + * Entry: a2 = ptr to save area in which to save cp state + * a3 = coprocessor number + * Exit: any register a2-a15 (?) may have been clobbered. + */ + .macro xchal_cpi_store_funcbody +# ifdef XCHAL_CP0_NAME + bnez a3, 99f + xchal_cp0_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP1_NAME + bnei a3, 1, 99f + xchal_cp1_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP2_NAME + bnei a3, 2, 99f + xchal_cp2_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP3_NAME + bnei a3, 3, 99f + xchal_cp3_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP4_NAME + bnei a3, 4, 99f + xchal_cp4_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP5_NAME + bnei a3, 5, 99f + xchal_cp5_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP6_NAME + bnei a3, 6, 99f + xchal_cp6_store_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP7_NAME + bnei a3, 7, 99f + xchal_cp7_store_a2 + j 90f +99: +# endif +90: + .endm + + /* + * Macro that expands to the body of a function + * that loads the selected coprocessor's state (registers etc). + * Entry: a2 = ptr to save area from which to restore cp state + * a3 = coprocessor number + * Exit: any register a2-a15 (?) may have been clobbered. + */ + .macro xchal_cpi_load_funcbody +# ifdef XCHAL_CP0_NAME + bnez a3, 99f + xchal_cp0_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP1_NAME + bnei a3, 1, 99f + xchal_cp1_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP2_NAME + bnei a3, 2, 99f + xchal_cp2_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP3_NAME + bnei a3, 3, 99f + xchal_cp3_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP4_NAME + bnei a3, 4, 99f + xchal_cp4_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP5_NAME + bnei a3, 5, 99f + xchal_cp5_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP6_NAME + bnei a3, 6, 99f + xchal_cp6_load_a2 + j 90f +99: +# endif +# ifdef XCHAL_CP7_NAME + bnei a3, 7, 99f + xchal_cp7_load_a2 + j 90f +99: +# endif +90: + .endm + +#endif /*_ASMLANGUAGE or __ASSEMBLER__*/ + + +/* Other default macros for undefined coprocessors: */ +#ifndef XCHAL_CP0_NAME +# define XCHAL_CP0_SA_SIZE 0 +# define XCHAL_CP0_SA_ALIGN 1 +# define XCHAL_CP0_NAME 0 +# define XCHAL_CP0_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP0_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP1_NAME +# define XCHAL_CP1_SA_SIZE 0 +# define XCHAL_CP1_SA_ALIGN 1 +# define XCHAL_CP1_NAME 0 +# define XCHAL_CP1_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP1_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP2_NAME +# define XCHAL_CP2_SA_SIZE 0 +# define XCHAL_CP2_SA_ALIGN 1 +# define XCHAL_CP2_NAME 0 +# define XCHAL_CP2_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP2_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP3_NAME +# define XCHAL_CP3_SA_SIZE 0 +# define XCHAL_CP3_SA_ALIGN 1 +# define XCHAL_CP3_NAME 0 +# define XCHAL_CP3_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP3_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP4_NAME +# define XCHAL_CP4_SA_SIZE 0 +# define XCHAL_CP4_SA_ALIGN 1 +# define XCHAL_CP4_NAME 0 +# define XCHAL_CP4_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP4_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP5_NAME +# define XCHAL_CP5_SA_SIZE 0 +# define XCHAL_CP5_SA_ALIGN 1 +# define XCHAL_CP5_NAME 0 +# define XCHAL_CP5_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP5_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP6_NAME +# define XCHAL_CP6_SA_SIZE 0 +# define XCHAL_CP6_SA_ALIGN 1 +# define XCHAL_CP6_NAME 0 +# define XCHAL_CP6_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP6_SA_CONTENTS_LIBDB /* empty */ +#endif +#ifndef XCHAL_CP7_NAME +# define XCHAL_CP7_SA_SIZE 0 +# define XCHAL_CP7_SA_ALIGN 1 +# define XCHAL_CP7_NAME 0 +# define XCHAL_CP7_SA_CONTENTS_LIBDB_NUM 0 +# define XCHAL_CP7_SA_CONTENTS_LIBDB /* empty */ +#endif + +/* Indexing macros: */ +#define _XCHAL_CP_SA_SIZE(n) XCHAL_CP ## n ## _SA_SIZE +#define XCHAL_CP_SA_SIZE(n) _XCHAL_CP_SA_SIZE(n) /* n = 0 .. 7 */ +#define _XCHAL_CP_SA_ALIGN(n) XCHAL_CP ## n ## _SA_ALIGN +#define XCHAL_CP_SA_ALIGN(n) _XCHAL_CP_SA_ALIGN(n) /* n = 0 .. 7 */ + +#define XCHAL_CPEXTRA_SA_SIZE_TOR2 XCHAL_CPEXTRA_SA_SIZE /* Tor2Beta only - do not use */ + +/* Link-time HAL global variables that report coprocessor numbers by name + (names are case-preserved from the original TIE): */ +#if !defined(_ASMLANGUAGE) && !defined(_NOCLANGUAGE) && !defined(__ASSEMBLER__) +# define _XCJOIN(a,b) a ## b +# define XCJOIN(a,b) _XCJOIN(a,b) +# ifdef XCHAL_CP0_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP0_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP0_IDENT); +# endif +# ifdef XCHAL_CP1_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP1_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP1_IDENT); +# endif +# ifdef XCHAL_CP2_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP2_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP2_IDENT); +# endif +# ifdef XCHAL_CP3_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP3_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP3_IDENT); +# endif +# ifdef XCHAL_CP4_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP4_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP4_IDENT); +# endif +# ifdef XCHAL_CP5_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP5_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP5_IDENT); +# endif +# ifdef XCHAL_CP6_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP6_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP6_IDENT); +# endif +# ifdef XCHAL_CP7_NAME +extern const unsigned char XCJOIN(Xthal_cp_id_,XCHAL_CP7_IDENT); +extern const unsigned int XCJOIN(Xthal_cp_mask_,XCHAL_CP7_IDENT); +# endif +#endif + + + + +/*---------------------------------------------------------------------- + DERIVED + ----------------------------------------------------------------------*/ + +#if XCHAL_HAVE_BE +#define XCHAL_INST_ILLN 0xD60F /* 2-byte illegal instruction, msb-first */ +#define XCHAL_INST_ILLN_BYTE0 0xD6 /* 2-byte illegal instruction, 1st byte */ +#define XCHAL_INST_ILLN_BYTE1 0x0F /* 2-byte illegal instruction, 2nd byte */ +#else +#define XCHAL_INST_ILLN 0xF06D /* 2-byte illegal instruction, lsb-first */ +#define XCHAL_INST_ILLN_BYTE0 0x6D /* 2-byte illegal instruction, 1st byte */ +#define XCHAL_INST_ILLN_BYTE1 0xF0 /* 2-byte illegal instruction, 2nd byte */ +#endif +/* Belongs in xtensa/hal.h: */ +#define XTHAL_INST_ILL 0x000000 /* 3-byte illegal instruction */ + + +/* + * Because information as to exactly which hardware version is targeted + * by a given software build is not always available, compile-time HAL + * Hardware-Release "_AT" macros are fuzzy (return 0, 1, or XCHAL_MAYBE): + * (Here "RELEASE" is now a misnomer; these are product *versions*, not the releases + * under which they are released. In the T10##.# era there was no distinction.) + */ +#if XCHAL_HW_CONFIGID_RELIABLE +# define XCHAL_HW_RELEASE_AT_OR_BELOW(major,minor) (XTHAL_REL_LE( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0) +# define XCHAL_HW_RELEASE_AT_OR_ABOVE(major,minor) (XTHAL_REL_GE( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0) +# define XCHAL_HW_RELEASE_AT(major,minor) (XTHAL_REL_EQ( XCHAL_HW_VERSION_MAJOR,XCHAL_HW_VERSION_MINOR, major,minor ) ? 1 : 0) +# define XCHAL_HW_RELEASE_MAJOR_AT(major) ((XCHAL_HW_VERSION_MAJOR == (major)) ? 1 : 0) +#else +# define XCHAL_HW_RELEASE_AT_OR_BELOW(major,minor) ( ((major) < 1040 && XCHAL_HAVE_XEA2) ? 0 \ + : ((major) > 1050 && XCHAL_HAVE_XEA1) ? 1 \ + : XTHAL_MAYBE ) +# define XCHAL_HW_RELEASE_AT_OR_ABOVE(major,minor) ( ((major) >= 2000 && XCHAL_HAVE_XEA1) ? 0 \ + : (XTHAL_REL_LE(major,minor, 1040,0) && XCHAL_HAVE_XEA2) ? 1 \ + : XTHAL_MAYBE ) +# define XCHAL_HW_RELEASE_AT(major,minor) ( (((major) < 1040 && XCHAL_HAVE_XEA2) || \ + ((major) >= 2000 && XCHAL_HAVE_XEA1)) ? 0 : XTHAL_MAYBE) +# define XCHAL_HW_RELEASE_MAJOR_AT(major) XCHAL_HW_RELEASE_AT(major,0) +#endif + +/* + * Specific errata: + */ + +/* + * Erratum T1020.H13, T1030.H7, T1040.H10, T1050.H4 (fixed in T1040.3 and T1050.1; + * relevant only in XEA1, kernel-vector mode, level-one interrupts and overflows enabled): + */ +#define XCHAL_MAYHAVE_ERRATUM_XEA1KWIN (XCHAL_HAVE_XEA1 && \ + (XCHAL_HW_RELEASE_AT_OR_BELOW(1040,2) != 0 \ + || XCHAL_HW_RELEASE_AT(1050,0))) + + + +#endif /*XTENSA_CONFIG_CORE_H*/