PERFORCE change 34604 for review

Marcel Moolenaar marcel at FreeBSD.org
Wed Jul 16 20:09:39 PDT 2003


http://perforce.freebsd.org/chv.cgi?CH=34604

Change 34604 by marcel at marcel_nfs on 2003/07/16 20:08:53

	IFC @34603

Affected files ...

.. //depot/projects/ia64/sys/boot/ia64/skiload/Makefile#12 integrate
.. //depot/projects/ia64/sys/boot/ia64/skiload/ldscript.ia64#2 integrate
.. //depot/projects/ia64/sys/boot/ia64/skiload/main.c#4 integrate
.. //depot/projects/ia64/sys/boot/ia64/skiload/start.S#1 branch

Differences ...

==== //depot/projects/ia64/sys/boot/ia64/skiload/Makefile#12 (text+ko) ====

@@ -1,4 +1,4 @@
-# $FreeBSD: src/sys/boot/ia64/skiload/Makefile,v 1.10 2003/02/26 06:18:52 obrien Exp $
+# $FreeBSD: src/sys/boot/ia64/skiload/Makefile,v 1.11 2003/07/17 01:49:59 marcel Exp $
 
 .PATH: ${.CURDIR}/../common
 
@@ -7,7 +7,7 @@
 NEWVERSWHAT=	"ia64 SKI boot" ${MACHINE_ARCH}
 BINDIR?=	/boot
 
-SRCS+=		main.c conf.c
+SRCS+=		conf.c main.c start.S
 
 CFLAGS+=	-ffreestanding
 

==== //depot/projects/ia64/sys/boot/ia64/skiload/ldscript.ia64#2 (text+ko) ====

@@ -1,135 +1,61 @@
-/* $FreeBSD: src/sys/boot/ia64/skiload/ldscript.ia64,v 1.1 2001/09/12 08:34:27 dfr Exp $ */
+/* $FreeBSD: src/sys/boot/ia64/skiload/ldscript.ia64,v 1.2 2003/07/17 01:49:59 marcel Exp $ */
 OUTPUT_FORMAT("elf64-ia64-little", "elf64-ia64-little", "elf64-ia64-little")
 OUTPUT_ARCH(ia64)
-ENTRY(__start)
+ENTRY(_start)
 SECTIONS
 {
   /* Read-only sections, merged into text segment: */
   . = 0x100000;
-
-  .text      :
-  {
-    *(.text.ivt)
-    . += 8192;
-    *(.text)
-    *(.stub)
-    /* .gnu.warning sections are handled specially by elf32.em.  */
+  .text		: {
+    *(.text .stub .text.* .gnu.linkonce.t.*)
+    /* .gnu.warning sections are handled specially by elf32.em. */
     *(.gnu.warning)
-    *(.gnu.linkonce.t*)
-  } =0x47ff041f
-  .interp        : { *(.interp) 	}
-  .hash          : { *(.hash)		}
-  .dynsym        : { *(.dynsym)		}
-  .dynstr        : { *(.dynstr)		}
-  .gnu.version   : { *(.gnu.version)	}
-  .gnu.version_d   : { *(.gnu.version_d)	}
-  .gnu.version_r   : { *(.gnu.version_r)	}
-  .rel.text      :
-    { *(.rel.text) *(.rel.gnu.linkonce.t*) }
-  .rela.text     :
-    { *(.rela.text) *(.rela.gnu.linkonce.t*) }
-  .rel.data      :
-    { *(.rel.data) *(.rel.gnu.linkonce.d*) }
-  .rela.data     :
-    { *(.rela.data) *(.rela.gnu.linkonce.d*) }
-  .rel.rodata    :
-    { *(.rel.rodata) *(.rel.gnu.linkonce.r*) }
-  .rela.rodata   :
-    { *(.rela.rodata) *(.rela.gnu.linkonce.r*) }
-  .rel.got       : { *(.rel.got)		}
-  .rela.got      : { *(.rela.got)		}
-  .rel.ctors     : { *(.rel.ctors)	}
-  .rela.ctors    : { *(.rela.ctors)	}
-  .rel.dtors     : { *(.rel.dtors)	}
-  .rela.dtors    : { *(.rela.dtors)	}
-  .rel.init      : { *(.rel.init)	}
-  .rela.init     : { *(.rela.init)	}
-  .rel.fini      : { *(.rel.fini)	}
-  .rela.fini     : { *(.rela.fini)	}
-  .rel.bss       : { *(.rel.bss)		}
-  .rela.bss      : { *(.rela.bss)		}
-  .rel.plt       : { *(.rel.plt)		}
-  .rela.plt      : { *(.rela.plt)		}
-  .init          : { *(.init)	} =0x47ff041f
-  _etext = .;
-  PROVIDE (etext = .);
-  .fini      : { *(.fini)    } =0x47ff041f
-  .rodata    : { *(.rodata) *(.gnu.linkonce.r*) }
-  .rodata1   : { *(.rodata1) }
-  .reginfo : { *(.reginfo) }
-  /* Adjust the address for the data segment.  We want to adjust up to
-     the same address within the page on the next page up.  */
-  . = .;
-  .data    :
-  {
-    *(.data)
-    *(.gnu.linkonce.d*)
-    CONSTRUCTORS
+    *(.plt)
+  } =0x00300000010070000002000001000400
+  .data		: {
+    *(.rodata .rodata.* .gnu.linkonce.r.*)
+    *(.rodata1)
+    *(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
+    *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*)
+    *(.opd)
+    *(.IA_64.unwind_info* .gnu.linkonce.ia64unwi.*)
+    *(.IA_64.unwind* .gnu.linkonce.ia64unw.*)
+    __start_set_Xcommand_set = .;
+    *(set_Xcommand_set)
+    __stop_set_Xcommand_set = .;
+    *(.data .data.* .gnu.linkonce.d.*)
+    *(.data1)
+    *(.plabel)
+    *(.dynbss)
+    *(.bss .bss.* .gnu.linkonce.b.*)
+    *(COMMON)
   }
-  .data1   : { *(.data1) }
-  .ctors         :
-  {
-    *(.ctors)
+  __gp = .;
+  .sdata	: {
+    *(.got.plt .got)
+    *(.IA_64.pltoff)
+    *(.sdata .sdata.* .gnu.linkonce.s.*)
+    *(dynsbss)
+    *(.sbss .sbss.* .gnu.linkonce.sb.*)
+    *(.scommon)
   }
-  .dtors         :
-  {
-    *(.dtors)
+  .dynamic	: { *(.dynamic) }
+  .rela		: {
+    *(.rela.text .rela.text.* .rela.gnu.linkonce.t.*)
+    *(.rela.rodata .rela.rodata.* .rela.gnu.linkonce.r.*)
+    *(.rela.data .rela.data.* .rela.gnu.linkonce.d.*)
+    *(.rela.got)
+    *(.rela.sdata .rela.sdata.* .rela.gnu.linkonce.s.*)
+    *(.rela.sbss .rela.sbss.* .rela.gnu.linkonce.sb.*)
+    *(.rela.sdata2 .rela.sdata2.* .rela.gnu.linkonce.s2.*)
+    *(.rela.sbss2 .rela.sbss2.* .rela.gnu.linkonce.sb2.*)
+    *(.rela.bss .rela.bss.* .rela.gnu.linkonce.b.*)
+    *(.rela.plt)
+    *(.rela.IA_64.pltoff)
+    *(.relaset_*)
+    *(.rela.dyn .rela.dyn.*)
   }
-  .plt      : { *(.plt)	}
-  /* gp points at .got+(1<<21) */
-  __gp = ALIGN(8) + 0x200000;
-  .got           : { *(.got.plt) *(.got) }
-  .dynamic       : { *(.dynamic) }
-  /* 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.  */
-  .sdata     : { *(.sdata) }
-  _edata  =  .;
-  PROVIDE (edata = .);
-  __bss_start = .;
-  .sbss      : { *(.sbss) *(.scommon) }
-  .bss       :
-  {
-   *(.dynbss)
-   *(.bss)
-   *(COMMON)
-  }
-  . = ALIGN(64 / 8);
-  _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  .  */
+  .hash		: { *(.hash) }
+  .dynsym	: { *(.dynsym) }
+  .dynstr	: { *(.dynstr) }
 }
-

==== //depot/projects/ia64/sys/boot/ia64/skiload/main.c#4 (text+ko) ====

@@ -26,7 +26,7 @@
  */
 
 #include <sys/cdefs.h>
-__FBSDID("$FreeBSD: src/sys/boot/ia64/skiload/main.c,v 1.3 2003/04/03 21:36:29 obrien Exp $");
+__FBSDID("$FreeBSD: src/sys/boot/ia64/skiload/main.c,v 1.4 2003/07/17 01:49:59 marcel Exp $");
 
 #include <stand.h>
 #include <string.h>
@@ -45,17 +45,11 @@
 struct arch_switch	archsw;		/* MI/MD interface boundary */
 
 void
-__start(void)
+ski_main(void)
 {
-	static char stack[16384] __aligned(16);
 	static char malloc[512*1024];
 	int i;
 
-	__asm __volatile("movl gp=__gp;;");
-	__asm __volatile("mov sp=%0" :: "r"(&stack[16384]));
-	__asm __volatile("bsw.1;;");
-	__asm __volatile("mov ar.fpsr=%0" :: "r"(IA64_FPSR_DEFAULT));
-
 	/* 
 	 * initialise the heap as early as possible.  Once this is done,
 	 * alloc() is usable. The stack is buried inside us, so this is


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