From: Roland McGrath Date: Tue, 13 Sep 1994 17:09:48 +0000 (+0000) Subject: entered into RCS X-Git-Tag: glibc-2.16-ports-before-merge~4053 X-Git-Url: https://sourceware.org/git/?a=commitdiff_plain;h=09dbb2c168a338a36f4debd8ce40d4e5089987a7;p=glibc.git entered into RCS --- diff --git a/sysdeps/standalone/i386/force_cpu386/target.ld b/sysdeps/standalone/i386/force_cpu386/target.ld new file mode 100644 index 0000000000..056da10d55 --- /dev/null +++ b/sysdeps/standalone/i386/force_cpu386/target.ld @@ -0,0 +1,59 @@ +/* Copyright (C) 1994 Free Software Foundation, Inc. + Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil), + On-Line Applications Research Corporation. + +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* This file contains directives for the GNU linker which are specific +to the FORCE CPU386 board. */ + +MEMORY + { + ram : org = 0x0, l = 1M + } + +/* This value is also when the space is allocated. If you change +this one, change the other one!!! */ + +heap_size = 0x20000; + +SECTIONS +{ + .text 0x0 : + { + _text_start = ABSOLUTE(.) ; + *(.text) + _etext = ALIGN( 0x10 ) ; + } + .data ADDR( .text ) + SIZEOF( .text ): + { + _data_start = . ; + *(.data) + _edata = ALIGN( 0x10 ) ; + } + .bss ADDR( .data ) + SIZEOF( .data ): + { + _bss_start = . ; + *(.bss) + *(COMMON) + heap_memory = .; + . += 0x20000; + _end = . ; + __end = . ; + } +} diff --git a/sysdeps/standalone/m68k/m68020/m68020.h b/sysdeps/standalone/m68k/m68020/m68020.h new file mode 100644 index 0000000000..e9e6f7d875 --- /dev/null +++ b/sysdeps/standalone/m68k/m68020/m68020.h @@ -0,0 +1,88 @@ +/* Copyright (C) 1994 Free Software Foundation, Inc. + Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil), + On-Line Applications Research Corporation. + +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* m68020.h + * + * This file contains macros which are used to access MC68020 + * registers which are not addressable by C. These are + * useful when developing the board specific support. + */ + +#ifndef m68020_h__ +#define m68020_h__ + +typedef void ( *mc68020_isr )( void ); + +#define disable_intr( level ) \ + { (level) = 0; \ + asm volatile ( "movew %%sr,%0 ; \ + orw #0x0700,%%sr" \ + : "=d" ((level)) : "0" ((level)) ); \ + } + +#define enable_intr( level ) \ + { asm volatile ( "movew %0,%%sr " \ + : "=d" ((level)) : "0" ((level)) ); \ + } + +#define flash_intr( level ) \ + { asm volatile ( "movew %0,%%sr ; \ + orw #0x0700,%%sr" \ + : "=d" ((level)) : "0" ((level)) ); \ + } + +#define get_vbr( vbr ) \ + { (vbr) = 0; \ + asm volatile ( "movec %%vbr,%0 " \ + : "=a" (vbr) : "0" (vbr) ); \ + } + +#define set_vbr( vbr ) \ + { register mc68020_isr *_vbr= (mc68020_isr *)(vbr); \ + asm volatile ( "movec %0,%%vbr " \ + : "=a" (_vbr) : "0" (_vbr) ); \ + } + +#define enable_caching() \ + { register unsigned int _ctl=0x01; \ + asm volatile ( "movec %0,%%cacr" \ + : "=d" (_ctl) : "0" (_ctl) ); \ + } + +#define delay( microseconds ) \ + { register unsigned int _delay=(microseconds); \ + register unsigned int _tmp=123; \ + asm volatile( "0: \ + nbcd %0 ; \ + nbcd %0 ; \ + dbf %1,0 " \ + : "=d" (_tmp), "=d" (_delay) \ + : "0" (_tmp), "1" (_delay) ); \ + } + +#define enable_tracing() +#define cause_intr( X ) +#define clear_intr( X ) + +extern mc68020_isr M68Kvec[]; /* vector table address */ + +#endif +/* end of include file */ diff --git a/sysdeps/standalone/m68k/m68020/mvme136/mvme136.ld b/sysdeps/standalone/m68k/m68020/mvme136/mvme136.ld new file mode 100644 index 0000000000..0f68330241 --- /dev/null +++ b/sysdeps/standalone/m68k/m68020/mvme136/mvme136.ld @@ -0,0 +1,62 @@ +/* Copyright (C) 1994 Free Software Foundation, Inc. + Contributed by Joel Sherrill (jsherril@redstone-emh2.army.mil), + On-Line Applications Research Corporation. + +This file is part of the GNU C Library. + +The GNU C Library is free software; you can redistribute it and/or +modify it under the terms of the GNU Library General Public License as +published by the Free Software Foundation; either version 2 of the +License, or (at your option) any later version. + +The GNU C Library 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 +Library General Public License for more details. + +You should have received a copy of the GNU Library General Public +License along with the GNU C Library; see the file COPYING.LIB. If +not, write to the Free Software Foundation, Inc., 675 Mass Ave, +Cambridge, MA 02139, USA. */ + +/* This file contains directives for the GNU linker which are specific +to the Motorola MVME136/MVME135 boards. */ + +MEMORY + { + ram : org = 0x3000, l = 1M + } + +/* This value is also when the space is allocated. If you change +this one, change the other one!!! */ + +heap_size = 0x20000; + +SECTIONS +{ + .text 0x3000 : + { + text_start = ABSOLUTE(.) ; + *(.text) + etext = ALIGN( 0x10 ) ; + } + + .data ADDR( .text ) + SIZEOF( .text ): + { + data_start = . ; + *(.data) + edata = ALIGN( 0x10 ) ; + } + + .bss ADDR( .data ) + SIZEOF( .data ): + { + bss_start = . ; + _bss_start = . ; + *(.bss) + *(COMMON) + heap_memory = .; + . += 0x20000; + end = . ; + _end = . ; + } +}