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  • This comparison shows the changes necessary to convert path 
    /openrisc/trunk/rtos/ecos-2.0/packages/hal/mips/rm7000/var/v2_0/src
    from Rev 27 to Rev 174
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  •

Rev 27 → Rev 174

/var_mk_defs.c
0,0 → 1,90
//==========================================================================
//
// var_mk_defs.c
//
// HAL (variant) "make defs" program
//
//==========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
// eCos is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 or (at your option) any later version.
//
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with eCos; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or inline functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. However the source code for this file must still be made available
// in accordance with section (3) of the GNU General Public License.
//
// This exception does not invalidate any other reasons why a work based on
// this file might be covered by the GNU General Public License.
//
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
// at http://sources.redhat.com/ecos/ecos-license/
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): gthomas
// Contributors: gthomas, jskov
// Date: 2001-06-08
// Purpose: Variant dependent definition generator
// Description: This file contains code that can be compiled by the target
// compiler and used to generate machine specific definitions
// suitable for use in assembly code.
//
//####DESCRIPTIONEND####
//
//==========================================================================
 
#include <pkgconf/hal.h>
 
#include <cyg/hal/hal_arch.h> // HAL header
#include <cyg/hal/hal_intr.h> // HAL header
#include <cyg/hal/hal_cache.h> // HAL header
#ifdef CYGPKG_KERNEL
# include <pkgconf/kernel.h>
# include <cyg/kernel/instrmnt.h>
#endif
 
/*
* This program is used to generate definitions needed by
* assembly language modules.
*
* This technique was first used in the OSF Mach kernel code:
* generate asm statements containing #defines,
* compile this file to assembler, and then extract the
* #defines from the assembly-language output.
*/
 
#define DEFINE(sym, val) \
asm volatile("\n\t.equ\t" #sym ",%0" : : "i" (val))
 
int
main(void)
{
// Cache stuff
DEFINE(HAL_DCACHE_SIZE, HAL_DCACHE_SIZE);
DEFINE(HAL_ICACHE_SIZE, HAL_ICACHE_SIZE);
DEFINE(CYGHWR_HAL_MIPS_RM7000_CACHE_SCRUB_BASE, CYGHWR_HAL_MIPS_RM7000_CACHE_SCRUB_BASE);
 
return 0;
}
 
//--------------------------------------------------------------------------
// EOF var_mk_defs.c
/var_misc.c
0,0 → 1,80
//==========================================================================
//
// var_misc.c
//
// HAL implementation miscellaneous functions
//
//==========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
// eCos is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 or (at your option) any later version.
//
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with eCos; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or inline functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. However the source code for this file must still be made available
// in accordance with section (3) of the GNU General Public License.
//
// This exception does not invalidate any other reasons why a work based on
// this file might be covered by the GNU General Public License.
//
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
// at http://sources.redhat.com/ecos/ecos-license/
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//==========================================================================
//#####DESCRIPTIONBEGIN####
//
// Author(s): nickg
// Contributors: nickg, jlarmour
// Date: 1999-01-21
// Purpose: HAL miscellaneous functions
// Description: This file contains miscellaneous functions provided by the
// HAL.
//
//####DESCRIPTIONEND####
//
//========================================================================*/
 
#include <pkgconf/hal.h>
 
#include <cyg/infra/cyg_type.h> // Base types
#include <cyg/infra/cyg_trac.h> // tracing macros
#include <cyg/infra/cyg_ass.h> // assertion macros
 
#include <cyg/hal/hal_intr.h>
#include <cyg/hal/hal_cache.h>
 
/*------------------------------------------------------------------------*/
// Array which stores the configured priority levels for the configured
// interrupts.
 
volatile CYG_BYTE hal_interrupt_level[CYGNUM_HAL_ISR_COUNT];
 
/*------------------------------------------------------------------------*/
 
void hal_variant_init(void)
{
// The RM7000 only has an enable that works on both caches. So we
// only need to enable one of them for both to work.
//HAL_DCACHE_ENABLE();
HAL_ICACHE_ENABLE();
}
 
/*------------------------------------------------------------------------*/
/* End of var_misc.c */
/variant.S
0,0 → 1,57
##=============================================================================
##
## variant.S
##
## MIPS RM7000 variant code
##
##=============================================================================
#####ECOSGPLCOPYRIGHTBEGIN####
## -------------------------------------------
## This file is part of eCos, the Embedded Configurable Operating System.
## Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
##
## eCos is free software; you can redistribute it and/or modify it under
## the terms of the GNU General Public License as published by the Free
## Software Foundation; either version 2 or (at your option) any later version.
##
## eCos is distributed in the hope that it will be useful, but WITHOUT ANY
## WARRANTY; without even the implied warranty of MERCHANTABILITY or
## FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
## for more details.
##
## You should have received a copy of the GNU General Public License along
## with eCos; if not, write to the Free Software Foundation, Inc.,
## 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
##
## As a special exception, if other files instantiate templates or use macros
## or inline functions from this file, or you compile this file and link it
## with other works to produce a work based on this file, this file does not
## by itself cause the resulting work to be covered by the GNU General Public
## License. However the source code for this file must still be made available
## in accordance with section (3) of the GNU General Public License.
##
## This exception does not invalidate any other reasons why a work based on
## this file might be covered by the GNU General Public License.
##
## Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
## at http://sources.redhat.com/ecos/ecos-license/
## -------------------------------------------
#####ECOSGPLCOPYRIGHTEND####
##=============================================================================
#######DESCRIPTIONBEGIN####
##
## Author(s): nickg
## Contributors:nickg
## Date: 2000-05-15
## Purpose: MIPS RM7000 variant code
## Description: Variant specific code for RM7000 CPU.
##
######DESCRIPTIONEND####
##
##=============================================================================
 
# Nothing at the moment.
##-----------------------------------------------------------------------------
## end of variant.S
/mips_rm7000.ld
0,0 → 1,373
//===========================================================================
//
// MLT linker script for MIPS RM7000
//
//===========================================================================
//####ECOSGPLCOPYRIGHTBEGIN####
// -------------------------------------------
// This file is part of eCos, the Embedded Configurable Operating System.
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Red Hat, Inc.
//
// eCos is free software; you can redistribute it and/or modify it under
// the terms of the GNU General Public License as published by the Free
// Software Foundation; either version 2 or (at your option) any later version.
//
// eCos is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
// for more details.
//
// You should have received a copy of the GNU General Public License along
// with eCos; if not, write to the Free Software Foundation, Inc.,
// 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA.
//
// As a special exception, if other files instantiate templates or use macros
// or inline functions from this file, or you compile this file and link it
// with other works to produce a work based on this file, this file does not
// by itself cause the resulting work to be covered by the GNU General Public
// License. However the source code for this file must still be made available
// in accordance with section (3) of the GNU General Public License.
//
// This exception does not invalidate any other reasons why a work based on
// this file might be covered by the GNU General Public License.
//
// Alternative licenses for eCos may be arranged by contacting Red Hat, Inc.
// at http://sources.redhat.com/ecos/ecos-license/
// -------------------------------------------
//####ECOSGPLCOPYRIGHTEND####
//===========================================================================
 
#include <pkgconf/system.h>
 
OUTPUT_FORMAT("elf32-bigmips", "elf32-bigmips",
"elf32-littlemips")
/* The preprocessor defines mips, but we know we're mips :-) */
#undef mips
OUTPUT_ARCH(mips:5000)
 
STARTUP(vectors.o)
ENTRY(reset_vector)
#if defined(EXTRAS)
INPUT(extras.o)
#endif
#if (__GNUC__ >= 3)
GROUP(libtarget.a libgcc.a libsupc++.a)
#else
GROUP(libtarget.a libgcc.a)
#endif
 
/* FIXME: The MLT should pass in the required alignment since it must be
* the same as the VMA's alignment. As a result of this bug, all the
* ROM mlt files have alignment 8, when some should have alignment 4
* (902557-CR)
*/
#define ALIGN_LMA 8
#define FOLLOWING(_section_) AT ((LOADADDR (_section_) + SIZEOF (_section_) + ALIGN_LMA - 1) & ~ (ALIGN_LMA - 1))
#define LMA_EQ_VMA
#define FORCE_OUTPUT . = .
 
#define SECTIONS_BEGIN
 
#if defined(CYG_HAL_STARTUP_RAM)
 
/* this version for RAM startup */
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
.rom_vectors _vma_ : _lma_ \
{ KEEP (*(.utlb_vector)) \
. = ALIGN(0x80); KEEP(*(.other_vector)) \
/* debug and reset vector not used in RAM version */ \
KEEP(*(.debug_vector)) \
KEEP (*(.reset_vector)) } \
> _region_
 
#elif defined(CYG_HAL_STARTUP_ROM)
 
/* this version for ROM startup */
#define SECTION_rom_vectors(_region_, _vma_, _lma_) \
.rom_vectors _vma_ : _lma_ \
{ KEEP (*(.reset_vector)) \
. = ALIGN(0x100); KEEP (*(.utlb_vector)) \
. = ALIGN(0x80); KEEP(*(.other_vector)) \
. = ALIGN(0x100); KEEP(*(.debug_vector)) } \
> _region_
 
#endif /* ROM startup version of ROM vectors */
 
#define SECTION_ROMISC(_region_, _vma_, _lma_) \
.interp _vma_ : _lma_ { *(.interp) } > _region_ \
.hash : FOLLOWING(.interp) { *(.hash) } > _region_ \
.dynsym : FOLLOWING(.hash) { *(.dynsym) } > _region_ \
.dynstr : FOLLOWING(.dynsym) { *(.dynstr) } > _region_ \
.gnu.version : FOLLOWING(.dynstr) { *(.gnu.version) } > _region_ \
.gnu.version_d : FOLLOWING(.gnu.version) { *(.gnu.version_d) } > _region_ \
.gnu.version_r : FOLLOWING(.gnu.version_d) { *(.gnu.version_r) } > _region_ \
.plt : FOLLOWING(.gnu.version_r) { *(.plt) } > _region_
 
#define SECTION_RELOCS(_region_, _vma_, _lma_) \
.rel.text : \
{ \
*(.rel.text) \
*(.rel.text.*) \
*(.rel.gnu.linkonce.t*) \
} > _region_ \
.rela.text : \
{ \
*(.rela.text) \
*(.rela.text.*) \
*(.rela.gnu.linkonce.t*) \
} > _region_ \
.rel.data : \
{ \
*(.rel.data) \
*(.rel.data.*) \
*(.rel.gnu.linkonce.d*) \
} > _region_ \
.rela.data : \
{ \
*(.rela.data) \
*(.rela.data.*) \
*(.rela.gnu.linkonce.d*) \
} > _region_ \
.rel.rodata : \
{ \
*(.rel.rodata) \
*(.rel.rodata.*) \
*(.rel.gnu.linkonce.r*) \
} > _region_ \
.rela.rodata : \
{ \
*(.rela.rodata) \
*(.rela.rodata.*) \
*(.rela.gnu.linkonce.r*) \
} > _region_ \
.rel.got : { *(.rel.got) } > _region_ \
.rela.got : { *(.rela.got) } > _region_ \
.rel.ctors : { *(.rel.ctors) } > _region_ \
.rela.ctors : { *(.rela.ctors) } > _region_ \
.rel.dtors : { *(.rel.dtors) } > _region_ \
.rela.dtors : { *(.rela.dtors) } > _region_ \
.rel.init : { *(.rel.init) } > _region_ \
.rela.init : { *(.rela.init) } > _region_ \
.rel.fini : { *(.rel.fini) } > _region_ \
.rela.fini : { *(.rela.fini) } > _region_ \
.rel.bss : { *(.rel.bss) } > _region_ \
.rela.bss : { *(.rela.bss) } > _region_ \
.rel.plt : { *(.rel.plt) } > _region_ \
.rela.plt : { *(.rela.plt) } > _region_ \
.rel.dyn : { *(.rel.dyn) } > _region_
 
#define SECTION_init(_region_, _vma_, _lma_) \
.init _vma_ : _lma_ \
{ \
FORCE_OUTPUT; KEEP (*(.init)) \
} > _region_ =0
 
#define SECTION_text(_region_, _vma_, _lma_) \
.text _vma_ : _lma_ \
{ \
_stext = .; _ftext = . ; \
*(.text) \
*(.text.*) \
*(.stub) \
*(.gnu.warning) \
*(.gnu.linkonce.t*) \
*(.mips16.fn.*) *(.mips16.call.*) \
} > _region_ =0 \
_etext = .; PROVIDE (etext = .);
 
#define SECTION_fini(_region_, _vma_, _lma_) \
.fini _vma_ : _lma_ \
{ \
FORCE_OUTPUT; KEEP (*(.fini)) \
} > _region_ =0
 
#define SECTION_rodata(_region_, _vma_, _lma_) \
.rodata _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.rodata) *(.rodata.*) *(.gnu.linkonce.r*) \
} > _region_
 
#define SECTION_rodata1(_region_, _vma_, _lma_) \
.rodata1 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.rodata1) *(.rodata1.*) \
} > _region_
 
#define SECTION_vsr_table(_region_, _vma_, _lma_) \
.vsr_table _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.vsr_table) \
} > _region_
 
#define SECTION_data(_region_, _vma_, _lma_) \
.data _vma_ : _lma_ \
{ \
__ram_data_start = ABSOLUTE (.); _fdata = . ; \
*(.data) *(.data.*) *(.gnu.linkonce.d*) \
*( .2ram.*) \
. = ALIGN (8); \
SORT(CONSTRUCTORS) \
} > _region_ \
__rom_data_start = LOADADDR(.data);
 
#define SECTION_data1(_region_, _vma_, _lma_) \
.data1 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.data1) *(.data1.*) \
} > _region_
 
#define SECTION_eh_frame(_region_, _vma_, _lma_) \
.eh_frame _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.eh_frame) \
} > _region_
 
#define SECTION_gcc_except_table(_region_, _vma_, _lma_) \
.gcc_except_table _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.gcc_except_table) \
} > _region_
 
 
/* FIXME: We shouldn't need to define __CTOR_LIST__/__CTOR_END__
and __DTOR_LIST__/__DTOR_END__ except by the PROVIDE lines.
However this doesn't work for old (99r1-era) toolchains, so
leave it for now. */
 
/* The KEEP(*_ctors.o(.ctors)) rule is included to prevent
constructors from libgcc.a from turning up in the image.
They are NULL anyway. */
 
#define SECTION_ctors(_region_, _vma_, _lma_) \
.ctors _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP (*crtbegin.o(.ctors)) \
KEEP (*_ctors.o(.ctors)) \
__CTOR_LIST__ = .; \
PROVIDE (__CTOR_LIST__ = .); \
KEEP (*(.ctors)); \
KEEP (*(SORT(.ctors.*))) \
__CTOR_END__ = .; \
PROVIDE (__CTOR_END__ = .); \
} > _region_
 
#define SECTION_dtors(_region_, _vma_, _lma_) \
.dtors _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP (*crtbegin.o(.dtors)) \
__DTOR_LIST__ = .; \
PROVIDE (__DTOR_LIST__ = .); \
KEEP (*(SORT(.dtors.*))) \
__DTOR_END__ = .; \
KEEP (*(.dtors)); \
PROVIDE (__DTOR_END__ = .); \
} > _region_
 
#define SECTION_devtab(_region_, _vma_, _lma_) \
.devtab _vma_ : _lma_ \
{ \
FORCE_OUTPUT; \
KEEP(*( SORT (.ecos.table.*))) ; \
} > _region_
 
#define SECTION_got(_region_, _vma_, _lma_) \
_gp = ALIGN(16) + 0x7ff0; \
.got _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.got.plt) *(.got) \
} > _region_
 
#define SECTION_dynamic(_region_, _vma_, _lma_) \
.dynamic _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.dynamic) \
} > _region_
 
/* We want the small data sections together, so single-instruction offsets
can access them all, and initialized data all before uninitialized, so
we can shorten the on-disk segment size. */
 
#define SECTION_sdata(_region_, _vma_, _lma_) \
.sdata _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.sdata) *(.sdata.*) *(.gnu.linkonce.s*) \
} > _region_
 
#define SECTION_lit8(_region_, _vma_, _lma_) \
.lit8 _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.lit8) \
} > _region_
 
#define SECTION_lit4(_region_, _vma_, _lma_) \
.lit4 : FOLLOWING(.lit8) \
{ \
FORCE_OUTPUT; *(.lit4) \
} > _region_ \
__ram_data_end = .; _edata = . ; \
PROVIDE (edata = .);
 
#define SECTION_sbss(_region_, _vma_, _lma_) \
__bss_start = .; _fbss = .; \
.sbss _vma_ : _lma_ \
{ \
FORCE_OUTPUT; *(.dynsbss) *(.sbss) *(.sbss.*) *(.scommon) \
} > _region_
 
#define SECTION_bss(_region_, _vma_, _lma_) \
.bss _vma_ : _lma_ \
{ \
*(.dynbss) *(.bss) *(.bss.*) *(COMMON) \
} > _region_ \
__bss_end = .;
 
/* The /DISCARD/ section ensures that the output will not contain a
* .mdebug section as it confuses GDB. This is a workaround for CR 100804.
*/
 
#define SECTIONS_END . = ALIGN(4); _end = .; PROVIDE (end = .); \
/* Stabs debugging sections. */ \
.stab 0 : { *(.stab) } \
.stabstr 0 : { *(.stabstr) } \
.stab.excl 0 : { *(.stab.excl) } \
.stab.exclstr 0 : { *(.stab.exclstr) } \
.stab.index 0 : { *(.stab.index) } \
.stab.indexstr 0 : { *(.stab.indexstr) } \
.comment 0 : { *(.comment) } \
/* DWARF debug sections. \
Symbols in the DWARF debugging sections are relative to \
the beginning of the section so we begin them at 0. */ \
/* DWARF 1 */ \
.debug 0 : { *(.debug) } \
.line 0 : { *(.line) } \
/* GNU DWARF 1 extensions */ \
.debug_srcinfo 0 : { *(.debug_srcinfo) } \
.debug_sfnames 0 : { *(.debug_sfnames) } \
/* DWARF 1.1 and DWARF 2 */ \
.debug_aranges 0 : { *(.debug_aranges) } \
.debug_pubnames 0 : { *(.debug_pubnames) } \
/* DWARF 2 */ \
.debug_info 0 : { *(.debug_info) } \
.debug_abbrev 0 : { *(.debug_abbrev) } \
.debug_line 0 : { *(.debug_line) } \
.debug_frame 0 : { *(.debug_frame) } \
.debug_str 0 : { *(.debug_str) } \
.debug_loc 0 : { *(.debug_loc) } \
.debug_macinfo 0 : { *(.debug_macinfo) } \
/* SGI/MIPS DWARF 2 extensions */ \
.debug_weaknames 0 : { *(.debug_weaknames) } \
.debug_funcnames 0 : { *(.debug_funcnames) } \
.debug_typenames 0 : { *(.debug_typenames) } \
.debug_varnames 0 : { *(.debug_varnames) } \
/* These must appear regardless of . */ \
.gptab.sdata : { *(.gptab.data) *(.gptab.sdata) } \
.gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) } \
/DISCARD/ 0 : { *(.mdebug) }
 
#include CYGHWR_MEMORY_LAYOUT_LDI
 
// 0-0x200 reserved for vectors
hal_vsr_table = 0x80000200;
hal_virtual_vector_table = 0x80000300;

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