2010-05-11 Sebastian Huber <sebastian.huber@embedded-brains.de>

* shared/startup/linkcmds.base: New file.

c/src/lib/libbsp/sparc/ChangeLog

@@ -1,3 +1,7 @@
+2010-05-11	Sebastian Huber <sebastian.huber@embedded-brains.de>
+
+	* shared/startup/linkcmds.base: New file.
+
 2010-04-07	Ralf Corsépius <ralf.corsepius@rtems.org>
 
 	* shared/spw/grspw_rasta.c: Guard prototype of 

c/src/lib/libbsp/sparc/shared/startup/linkcmds.base

@@ -0,0 +1,182 @@
+/*  linkcmds
+ *
+ *  $Id$
+ */
+
+OUTPUT_ARCH(sparc)
+__DYNAMIC  =  0;
+
+/*
+ * The memory map looks like this:
+ * +--------------------+ <- low memory
+ * | .text              |
+ * |        etext       |
+ * |        ctor list   | the ctor and dtor lists are for
+ * |        dtor list   | C++ support
+ * |        _endtext    |
+ * +--------------------+
+ * | .data              | initialized data goes here
+ * |        _sdata      |
+ * |        _edata      |
+ * +--------------------+
+ * | .bss               |
+ * |        __bss_start | start of bss, cleared by crt0
+ * |        _end        | start of heap, used by sbrk()
+ * +--------------------+
+ * |    heap space      |
+ * |        _ENDHEAP    |
+ * |    stack space     | 
+ * |        __stack     | top of stack
+ * +--------------------+ <- high memory
+ */
+
+_RAM_END = _RAM_START + _RAM_SIZE;
+
+_PROM_END = _PROM_START + _PROM_SIZE;
+
+/*
+ *  Alternate names without leading _.
+ */
+
+PROM_START = _PROM_START;
+PROM_SIZE = _PROM_SIZE;
+PROM_END = _PROM_END;
+
+RAM_START = _RAM_START;
+RAM_SIZE = _RAM_SIZE;
+RAM_END = _RAM_END;
+
+/*
+ * SPARC monitor assumes this is present to provide proper RTEMS awareness.
+ */
+EXTERN(rtems_get_version_string);
+
+/*
+ * stick everything in ram (of course)
+ */
+SECTIONS
+{
+  .text :
+  {
+    CREATE_OBJECT_SYMBOLS
+    text_start = .;
+    _text_start = .;
+    *(.text*)
+    . = ALIGN (16);
+
+    /*
+     * Special FreeBSD sysctl sections.
+     */
+    . = ALIGN (16);
+    __start_set_sysctl_set = .;
+    *(set_sysctl_*);
+    __stop_set_sysctl_set = ABSOLUTE(.);
+    *(set_domain_*);
+    *(set_pseudo_*);
+
+    *(.eh_frame)
+    . = ALIGN (16);
+
+    *(.gnu.linkonce.t*)
+
+    /*
+     * C++ constructors
+     */
+    /* gcc uses crtbegin.o to find the start of
+       the constructors, so we make sure it is
+       first.  Because this is a wildcard, it
+       doesn't matter if the user does not
+       actually link against crtbegin.o; the
+       linker won't look for a file to match a
+       wildcard.  The wildcard also means that it
+       doesn't matter which directory crtbegin.o
+       is in.  */
+    KEEP (*crtbegin.o(.ctors))
+    KEEP (*crtbegin?.o(.ctors))
+    /* We don't want to include the .ctor section from
+       the crtend.o file until after the sorted ctors.
+       The .ctor section from the crtend file contains the
+       end of ctors marker and it must be last */
+    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .ctors))
+    KEEP (*(SORT(.ctors.*)))
+    KEEP (*(.ctors))
+    KEEP (*crtbegin.o(.dtors))
+    KEEP (*crtbegin?.o(.dtors))
+    KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
+    KEEP (*(SORT(.dtors.*)))
+    KEEP (*(.dtors))
+
+    _rodata_start = . ;
+    *(.rodata*)
+    *(.gnu.linkonce.r*)
+    _erodata = ALIGN( 0x10 ) ;
+
+    etext = ALIGN(0x10);
+    _etext = .;
+    *(.init)
+    *(.fini)
+    *(.lit)
+    *(.shdata)
+    . = ALIGN (16);
+    _endtext = .;
+  } > ram
+  .rela.dyn       :
+    {
+      *(.rela.init)
+      *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
+      *(.rela.fini)
+      *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
+      *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
+      *(.rela.tdata .rela.tdata.* .rela.gnu.linkonce.td.*)
+      *(.rela.tbss .rela.tbss.* .rela.gnu.linkonce.tb.*)
+      *(.rela.ctors)
+      *(.rela.dtors)
+      *(.rela.got)
+      *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
+    } >ram
+  .data :
+  {
+    data_start = .;
+    _data_start = .;
+    _sdata = . ;
+    *(.data*)
+    *(.gnu.linkonce.d*)
+    *(.gcc_except_table*)
+    . = ALIGN(0x10);
+    edata = .;
+    _edata = .;
+  } > ram
+  .dynamic	  : { *(.dynamic) 	} >ram
+  .jcr		  : { *(.jcr) 		} >ram
+  .got		  : { *(.got) 		} >ram
+  .plt   	  : { *(.plt) 		} >ram
+  .hash		  : { *(.hash)		} >ram
+  .dynrel	  : { *(.dynrel)	} >ram
+  .dynsym	  : { *(.dynsym)	} >ram
+  .dynstr	  : { *(.dynstr)	} >ram
+  .hash		  : { *(.hash)		} >ram
+  .shbss :
+  {
+    *(.shbss)
+  } > ram
+  .bss :
+  {
+    __bss_start = ALIGN(0x8);
+    _bss_start = .;
+    bss_start = .;
+    *(.bss .bss* .gnu.linkonce.b*)
+    *(COMMON)
+    . = ALIGN (16);
+    end = .;
+    _end = ALIGN(0x8);
+    __end = ALIGN(0x8);
+  } > ram
+  .stab . (NOLOAD) :
+  {
+    [ .stab ]
+  }
+  .stabstr . (NOLOAD) :
+  {
+    [ .stabstr ]
+  }
+}