824x: Cleanup for partial linking and --gc-sections

Signed-off-by: Wolfgang Denk <wd@denx.de>
Acked-by: Stefan Roese <sr@denx.de>

4 files changed, 207 insertions, 49 deletions

diff --git a/board/cpc45/pd67290.c b/board/cpc45/pd67290.c
index 12c9c74..0d8ef23 100644
--- a/board/cpc45/pd67290.c
+++ b/board/cpc45/pd67290.c
@@ -639,7 +639,7 @@ static int i365_set_io_map (socket_info_t * s, struct pccard_io_map *io)
 #define	HOST_TO_PCI(addr)	((addr) - 0xfe000000)
 #define	PCI_TO_HOST(addr)	((addr) + 0xfe000000)
 
-int i82365_init (void)
+static int i82365_init (void)
 {
 	u_int val;
 	int i;
@@ -719,7 +719,7 @@ int i82365_init (void)
 	return 0;
 }
 
-void i82365_exit (void)
+static void i82365_exit (void)
 {
 	io.map = 0;
 	io.flags = 0;
diff --git a/board/mousse/u-boot.lds b/board/mousse/u-boot.lds
index 0116dde..4cfb95c 100644
--- a/board/mousse/u-boot.lds
+++ b/board/mousse/u-boot.lds
@@ -27,46 +27,13 @@ OUTPUT_ARCH(powerpc)
 SECTIONS
 {
   /* Read-only sections, merged into text segment: */
-  . = + SIZEOF_HEADERS;
-  .interp : { *(.interp) }
-  .hash          : { *(.hash)		}
-  .dynsym        : { *(.dynsym)		}
-  .dynstr        : { *(.dynstr)		}
-  .rel.text      : { *(.rel.text)		}
-  .rela.text     : { *(.rela.text)	}
-  .rel.data      : { *(.rel.data)		}
-  .rela.data     : { *(.rela.data)	}
-  .rel.rodata    : { *(.rel.rodata)	}
-  .rela.rodata   : { *(.rela.rodata)	}
-  .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.bss       : { *(.rel.bss)		}
-  .rela.bss      : { *(.rela.bss)		}
-  .rel.plt       : { *(.rel.plt)		}
-  .rela.plt      : { *(.rela.plt)		}
-  .init          : { *(.init)	}
-  .plt : { *(.plt) }
   .text      :
   {
-    arch/powerpc/cpu/mpc824x/start.o		(.text)
-    arch/powerpc/lib/board.o		(.text)
-    arch/powerpc/lib/ppcstring.o		(.text)
-    lib/vsprintf.o	(.text)
-    lib/crc32.o		(.text)
-    lib/zlib.o		(.text)
-
-    *(.got1)
+    arch/powerpc/cpu/mpc824x/start.o	(.text*)
+    *(.text*)
     . = ALIGN(16);
-    *(.eh_frame)
     *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
   }
-  .fini      : { *(.fini)    } =0
-  .ctors     : { *(.ctors)   }
-  .dtors     : { *(.dtors)   }
 
   /* Read-write section, merged into data segment: */
   . = (. + 0x0FF) & 0xFFFFFF00;
@@ -74,23 +41,19 @@ SECTIONS
   PROVIDE (erotext = .);
   .reloc   :
   {
-    *(.got)
+    KEEP(*(.got))
     _GOT2_TABLE_ = .;
-    *(.got2)
+    KEEP(*(.got2))
     _FIXUP_TABLE_ = .;
-    *(.fixup)
+    KEEP(*(.fixup))
   }
   __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
   __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
 
   .data    :
   {
-    *(.data)
-    *(.data1)
-    *(.sdata)
-    *(.sdata2)
-    *(.dynamic)
-    CONSTRUCTORS
+    *(.data*)
+    *(.sdata*)
   }
   _edata  =  .;
   PROVIDE (edata = .);
@@ -116,9 +79,8 @@ SECTIONS
   __bss_start = .;
   .bss (NOLOAD)       :
   {
-   *(.sbss) *(.scommon)
-   *(.dynbss)
-   *(.bss)
+   *(.bss*)
+   *(.sbss*)
    *(COMMON)
    . = ALIGN(4);
   }
diff --git a/board/mvblue/u-boot.lds b/board/mvblue/u-boot.lds
new file mode 100644
index 0000000..ad06af0
--- /dev/null
+++ b/board/mvblue/u-boot.lds
@@ -0,0 +1,99 @@
+/*
+ * (C) Copyright 2001-2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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 of
+ * the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  .text      :
+  {
+    arch/powerpc/cpu/mpc824x/start.o		(.text*)
+    lib/libgeneric.o				(.text*)
+    net/libnet.o				(.text*)
+    drivers/pci/libpci.o			(.text*)
+    arch/powerpc/cpu/mpc824x/libmpc824x.o	(.text*)
+    board/mvblue/libmvblue.o			(.text*)
+    arch/powerpc/lib/libpowerpc.o		(.text*)
+
+    . = DEFINED(env_offset) ? env_offset : .;
+    common/env_embedded.o	(.ppcenv*)
+
+    *(.text*)
+    . = ALIGN(16);
+    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
+  }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x0FFF) & 0xFFFFF000;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    KEEP(*(.got))
+    _GOT2_TABLE_ = .;
+    KEEP(*(.got2))
+    _FIXUP_TABLE_ = .;
+    KEEP(*(.fixup))
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+  __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+  .data    :
+  {
+    *(.data*)
+    *(.sdata*)
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  . = .;
+  __u_boot_cmd_start = .;
+  .u_boot_cmd : { *(.u_boot_cmd) }
+  __u_boot_cmd_end = .;
+
+
+  . = .;
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(4096);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(4096);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss (NOLOAD)       :
+  {
+   *(.bss*)
+   *(.sbss*)
+   *(COMMON)
+   . = ALIGN(4);
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}
diff --git a/board/sandpoint/u-boot.lds b/board/sandpoint/u-boot.lds
new file mode 100644
index 0000000..59c8627
--- /dev/null
+++ b/board/sandpoint/u-boot.lds
@@ -0,0 +1,97 @@
+/*
+ * (C) Copyright 2001-2007
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * This program 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 of
+ * the License, or (at your option) any later version.
+ *
+ * This program 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 this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+OUTPUT_ARCH(powerpc)
+/* Do we need any of these for elf?
+   __DYNAMIC = 0;    */
+SECTIONS
+{
+  /* Read-only sections, merged into text segment: */
+  .text      :
+  {
+    /* WARNING - the following is hand-optimized to fit within	*/
+    /* the sector layout of our flash chips!	XXX FIXME XXX	*/
+
+    arch/powerpc/cpu/mpc824x/start.o	(.text*)
+    *(.text.v*printf)
+
+    . = DEFINED(env_offset) ? env_offset : .;
+    common/env_embedded.o	(.ppcenv*)
+
+    *(.text*)
+    . = ALIGN(16);
+    *(SORT_BY_ALIGNMENT(SORT_BY_NAME(.rodata*)))
+  }
+
+  /* Read-write section, merged into data segment: */
+  . = (. + 0x0FFF) & 0xFFFFF000;
+  _erotext = .;
+  PROVIDE (erotext = .);
+  .reloc   :
+  {
+    KEEP(*(.got))
+    _GOT2_TABLE_ = .;
+    KEEP(*(.got2))
+    _FIXUP_TABLE_ = .;
+    KEEP(*(.fixup))
+  }
+  __got2_entries = (_FIXUP_TABLE_ - _GOT2_TABLE_) >> 2;
+  __fixup_entries = (. - _FIXUP_TABLE_) >> 2;
+
+  .data    :
+  {
+    *(.data*)
+    *(.sdata*)
+  }
+  _edata  =  .;
+  PROVIDE (edata = .);
+
+  . = .;
+  __u_boot_cmd_start = .;
+  .u_boot_cmd : { *(.u_boot_cmd) }
+  __u_boot_cmd_end = .;
+
+
+  . = .;
+  __start___ex_table = .;
+  __ex_table : { *(__ex_table) }
+  __stop___ex_table = .;
+
+  . = ALIGN(4096);
+  __init_begin = .;
+  .text.init : { *(.text.init) }
+  .data.init : { *(.data.init) }
+  . = ALIGN(4096);
+  __init_end = .;
+
+  __bss_start = .;
+  .bss (NOLOAD)       :
+  {
+   *(.bss*)
+   *(.sbss*)
+   *(COMMON)
+   . = ALIGN(4);
+  }
+  _end = . ;
+  PROVIDE (end = .);
+}