From e9db9661c98c9e462f47ca5722ef34be13aa2baa Mon Sep 17 00:00:00 2001 From: cvs2git Date: Tue, 15 Sep 2009 05:32:53 +0000 Subject: This commit was manufactured by cvs2svn to create tag 'rtems-4-9-1'. Sprout from rtems-4-9-branch 2008-12-12 15:30:44 UTC Joel Sherrill 'Upgrade to 4.9.1' Cherrypick from rtems-4-9-branch 2009-09-15 05:32:51 UTC cvs2git 'This commit was manufactured by cvs2svn to create branch 'rtems-4-9-branch'.': c/src/lib/libbsp/arm/gba/console/defaultfont.h c/src/lib/libbsp/arm/smdk2410/include/.cvsignore c/src/lib/libbsp/bare/preinstall.am c/src/lib/libbsp/m68k/genmcf548x/include/.cvsignore c/src/lib/libbsp/m68k/mcf52235/include/.cvsignore c/src/lib/libbsp/m68k/mcf5329/include/.cvsignore c/src/lib/libbsp/mips/csb350/start/regs.h c/src/lib/libbsp/mips/genmongoosev/start/regs.h c/src/lib/libbsp/mips/hurricane/liblnk/regs.h c/src/lib/libbsp/mips/jmr3904/start/regs.h c/src/lib/libbsp/mips/rbtx4925/liblnk/regs.h c/src/lib/libbsp/mips/rbtx4938/liblnk/regs.h c/src/lib/libbsp/powerpc/mvme3100/include/.cvsignore c/src/lib/libbsp/powerpc/virtex/include/.cvsignore --- c/src/lib/libbsp/mips/genmongoosev/start/regs.h | 148 ++++++++++++++++++++++++ 1 file changed, 148 insertions(+) create mode 100644 c/src/lib/libbsp/mips/genmongoosev/start/regs.h (limited to 'c/src/lib/libbsp/mips/genmongoosev/start/regs.h') diff --git a/c/src/lib/libbsp/mips/genmongoosev/start/regs.h b/c/src/lib/libbsp/mips/genmongoosev/start/regs.h new file mode 100644 index 0000000000..e63544f738 --- /dev/null +++ b/c/src/lib/libbsp/mips/genmongoosev/start/regs.h @@ -0,0 +1,148 @@ +/* + * regs.S -- standard MIPS register names from + * newlib-1.8.2/libgloss/mips and adapted. + * + * Copyright (c) 1995 Cygnus Support + * + * The authors hereby grant permission to use, copy, modify, distribute, + * and license this software and its documentation for any purpose, provided + * that existing copyright notices are retained in all copies and that this + * notice is included verbatim in any distributions. No written agreement, + * license, or royalty fee is required for any of the authorized uses. + * Modifications to this software may be copyrighted by their authors + * and need not follow the licensing terms described here, provided that + * the new terms are clearly indicated on the first page of each file where + * they apply. + */ + +/* Standard MIPS register names: */ +#define zero $0 +#define z0 $0 +#define v0 $2 +#define v1 $3 +#define a0 $4 +#define a1 $5 +#define a2 $6 +#define a3 $7 +#define t0 $8 +#define t1 $9 +#define t2 $10 +#define t3 $11 +#define t4 $12 +#define t5 $13 +#define t6 $14 +#define t7 $15 +#define s0 $16 +#define s1 $17 +#define s2 $18 +#define s3 $19 +#define s4 $20 +#define s5 $21 +#define s6 $22 +#define s7 $23 +#define t8 $24 +#define t9 $25 +#define k0 $26 /* kernel private register 0 */ +#define k1 $27 /* kernel private register 1 */ +#define gp $28 /* global data pointer */ +#define sp $29 /* stack-pointer */ +#define fp $30 /* frame-pointer */ +#define ra $31 /* return address */ +#define pc $pc /* pc, used on mips16 */ + +#define fp0 $f0 +#define fp1 $f1 + +#define WATCHDOG 0xBE000000 + +/* Useful memory constants: */ +#define K0BASE 0x80000000 +#ifndef __mips64 + #define K1BASE 0xA0000000 +#else +#define K1BASE 0xFFFFFFFFA0000000LL +#endif + +#define PHYS_TO_K1(a) ((unsigned)(a) | K1BASE) + +/* Standard Co-Processor 0 register numbers: */ +#define C0_DCIC $7 /* debug & cache invalidate control */ +#define C0_COUNT $9 /* Count Register */ +#define C0_SR $12 /* Status Register */ +#define C0_CAUSE $13 /* last exception description */ +#define C0_EPC $14 /* Exception error address */ +#define C0_CONFIG $16 /* CPU configuration */ + +/* Standard Status Register bitmasks: */ +#define SR_CU0 0x10000000 +#define SR_CU1 0x20000000 /* Mark CP1 as usable */ +#define SR_FR 0x04000000 /* Enable MIPS III FP registers */ +#define SR_BEV 0x00400000 /* Controls location of exception vectors */ +#define SR_PE 0x00100000 /* Mark soft reset (clear parity error) */ + +/* defined differently for Mongoose5- we don't use these anymore */ +#if UNUSED +#define SR_KX 0x00000080 /* Kernel extended addressing enabled */ +#define SR_SX 0x00000040 /* Supervisor extended addressing enabled */ +#define SR_UX 0x00000020 /* User extended addressing enabled */ +#endif + +/* R3000 */ +#define SR_ISC 0x00010000 /* Isolate data cache */ + +/* Standard (R4000) cache operations. Taken from "MIPS R4000 + Microprocessor User's Manual" 2nd edition: */ + +#define CACHE_I (0) /* primary instruction */ +#define CACHE_D (1) /* primary data */ +#define CACHE_SI (2) /* secondary instruction */ +#define CACHE_SD (3) /* secondary data (or combined instruction/data) */ + +#define INDEX_INVALIDATE (0) /* also encodes WRITEBACK if CACHE_D or CACHE_SD */ +#define INDEX_LOAD_TAG (1) +#define INDEX_STORE_TAG (2) +#define CREATE_DIRTY_EXCLUSIVE (3) /* CACHE_D and CACHE_SD only */ +#define HIT_INVALIDATE (4) +#define CACHE_FILL (5) /* CACHE_I only */ +#define HIT_WRITEBACK_INVALIDATE (5) /* CACHE_D and CACHE_SD only */ +#define HIT_WRITEBACK (6) /* CACHE_I, CACHE_D and CACHE_SD only */ +#define HIT_SET_VIRTUAL (7) /* CACHE_SI and CACHE_SD only */ + +#define BUILD_CACHE_OP(o,c) (((o) << 2) | (c)) + +/* Individual cache operations: */ +#define INDEX_INVALIDATE_I BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_I) +#define INDEX_WRITEBACK_INVALIDATE_D BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_D) +#define INDEX_INVALIDATE_SI BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_SI) +#define INDEX_WRITEBACK_INVALIDATE_SD BUILD_CACHE_OP(INDEX_INVALIDATE,CACHE_SD) + +#define INDEX_LOAD_TAG_I BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_I) +#define INDEX_LOAD_TAG_D BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_D) +#define INDEX_LOAD_TAG_SI BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_SI) +#define INDEX_LOAD_TAG_SD BUILD_CACHE_OP(INDEX_LOAD_TAG,CACHE_SD) + +#define INDEX_STORE_TAG_I BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_I) +#define INDEX_STORE_TAG_D BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_D) +#define INDEX_STORE_TAG_SI BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_SI) +#define INDEX_STORE_TAG_SD BUILD_CACHE_OP(INDEX_STORE_TAG,CACHE_SD) + +#define CREATE_DIRTY_EXCLUSIVE_D BUILD_CACHE_OP(CREATE_DIRTY_EXCLUSIVE,CACHE_D) +#define CREATE_DIRTY_EXCLUSIVE_SD BUILD_CACHE_OP(CREATE_DIRTY_EXCLUSIVE,CACHE_SD) + +#define HIT_INVALIDATE_I BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_I) +#define HIT_INVALIDATE_D BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_D) +#define HIT_INVALIDATE_SI BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_SI) +#define HIT_INVALIDATE_SD BUILD_CACHE_OP(HIT_INVALIDATE,CACHE_SD) + +#define CACHE_FILL_I BUILD_CACHE_OP(CACHE_FILL,CACHE_I) +#define HIT_WRITEBACK_INVALIDATE_D BUILD_CACHE_OP(HIT_WRITEBACK_INVALIDATE,CACHE_D) +#define HIT_WRITEBACK_INVALIDATE_SD BUILD_CACHE_OP(HIT_WRITEBACK_INVALIDATE,CACHE_SD) + +#define HIT_WRITEBACK_I BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_I) +#define HIT_WRITEBACK_D BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_D) +#define HIT_WRITEBACK_SD BUILD_CACHE_OP(HIT_WRITEBACK,CACHE_SD) + +#define HIT_SET_VIRTUAL_SI BUILD_CACHE_OP(HIT_SET_VIRTUAL,CACHE_SI) +#define HIT_SET_VIRTUAL_SD BUILD_CACHE_OP(HIT_SET_VIRTUAL,CACHE_SD) + +/*> EOF regs.S <*/ -- cgit v1.2.3