Patchwork [U-Boot,20/24,V2] 5xxx: Cleanup for partial linking and --gc-sections

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Submitter Wolfgang Denk
Date Nov. 25, 2010, 4 p.m.
Message ID <1290700844-31427-21-git-send-email-wd@denx.de>
Download mbox | patch
Permalink /patch/73093/
State Accepted
Commit 085ecde156beb0609ca67d4a7b7c6ebbb4463a91
Headers show

Comments

Wolfgang Denk - Nov. 25, 2010, 4 p.m.
Signed-off-by: Wolfgang Denk <wd@denx.de>
---
 arch/powerpc/cpu/mpc5xxx/Makefile                |   27 +++++++---
 arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds |   61 ++++-----------------
 arch/powerpc/cpu/mpc5xxx/u-boot.lds              |   57 ++++----------------
 board/manroland/hmi1001/config.mk                |   24 ---------
 board/matrix_vision/mvsmr/u-boot.lds             |   58 ++++-----------------
 include/configs/TQM5200.h                        |    2 +-
 include/configs/mcc200.h                         |    2 +-
 7 files changed, 56 insertions(+), 175 deletions(-)
 delete mode 100644 board/manroland/hmi1001/config.mk

Patch

diff --git a/arch/powerpc/cpu/mpc5xxx/Makefile b/arch/powerpc/cpu/mpc5xxx/Makefile
index ecaeb22..1a088b7 100644
--- a/arch/powerpc/cpu/mpc5xxx/Makefile
+++ b/arch/powerpc/cpu/mpc5xxx/Makefile
@@ -25,14 +25,25 @@  include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(CPU).o
 
-START	= start.o
-SOBJS	= io.o firmware_sc_task_bestcomm.impl.o
-COBJS	= i2c.o traps.o cpu.o cpu_init.o ide.o interrupts.o \
-	  loadtask.o pci_mpc5200.o serial.o speed.o usb_ohci.o usb.o
-
-SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c)
-OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS))
-START	:= $(addprefix $(obj),$(START))
+SSTART	= start.o
+CSTART  = traps.o
+SOBJS  += io.o
+SOBJS  += firmware_sc_task_bestcomm.impl.o
+COBJS-y += i2c.o
+COBJS-y += cpu.o
+COBJS-y += cpu_init.o
+COBJS-y += ide.o
+COBJS-y += interrupts.o
+COBJS-y += loadtask.o
+COBJS-y += pci_mpc5200.o
+COBJS-y += serial.o
+COBJS-y += speed.o
+COBJS-$(CONFIG_CMD_USB) += usb_ohci.o
+COBJS-$(CONFIG_CMD_USB) += usb.o
+
+SRCS	:= $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
+OBJS	:= $(addprefix $(obj),$(SOBJS) $(COBJS-y))
+START	:= $(addprefix $(obj),$(SSTART) $(CSTART))
 
 all:	$(obj).depend $(START) $(LIB)
 
diff --git a/arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds b/arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds
index ecffc1b..bbf0f16 100644
--- a/arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds
+++ b/arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds
@@ -22,57 +22,25 @@ 
  */
 
 OUTPUT_ARCH(powerpc)
-/* Do we need any of these for elf?
-   __DYNAMIC = 0;    */
+
 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      :
   {
     /* WARNING - the following is hand-optimized to fit within  */
     /* the sector layout of our flash chips!    XXX FIXME XXX   */
 
-    arch/powerpc/cpu/mpc5xxx/start.o          (.text)
-    arch/powerpc/cpu/mpc5xxx/traps.o          (.text)
-    lib/crc32.o         (.text)
-    arch/powerpc/lib/cache.o             (.text)
-    arch/powerpc/lib/time.o              (.text)
+    arch/powerpc/cpu/mpc5xxx/start.o	(.text*)
+    arch/powerpc/cpu/mpc5xxx/traps.o	(.text*)
 
     . = DEFINED(env_offset) ? env_offset : .;
-    common/env_embedded.o        (.ppcenv)
+    common/env_embedded.o		(.ppcenv*)
 
-    *(.text)
-    *(.got1)
+    *(.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: */
   . = (. + 0x0FFF) & 0xFFFFF000;
@@ -80,23 +48,19 @@  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 = .);
@@ -122,9 +86,8 @@  SECTIONS
   __bss_start = .;
   .bss (NOLOAD)       :
   {
-   *(.sbss) *(.scommon)
-   *(.dynbss)
-   *(.bss)
+   *(.bss*)
+   *(.sbss*)
    *(COMMON)
    . = ALIGN(4);
   }
diff --git a/arch/powerpc/cpu/mpc5xxx/u-boot.lds b/arch/powerpc/cpu/mpc5xxx/u-boot.lds
index ea4060d..eeeff6c 100644
--- a/arch/powerpc/cpu/mpc5xxx/u-boot.lds
+++ b/arch/powerpc/cpu/mpc5xxx/u-boot.lds
@@ -1,5 +1,5 @@ 
 /*
- * (C) Copyright 2003-2007
+ * (C) Copyright 2003-2010
  * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
  *
  * See file CREDITS for list of people who contributed to this
@@ -22,46 +22,18 @@ 
  */
 
 OUTPUT_ARCH(powerpc)
-/* Do we need any of these for elf?
-   __DYNAMIC = 0;    */
+
 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/mpc5xxx/start.o	(.text)
-    *(.text)
-    *(.got1)
+    arch/powerpc/cpu/mpc5xxx/start.o	(.text*)
+    arch/powerpc/cpu/mpc5xxx/traps.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: */
   . = (. + 0x0FFF) & 0xFFFFF000;
@@ -69,23 +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 = .);
@@ -111,10 +79,9 @@  SECTIONS
   __bss_start = .;
   .bss (NOLOAD)       :
   {
-   *(.sbss) *(.scommon)
-   *(.dynbss)
-   *(.bss)
    *(COMMON)
+   *(.bss*)
+   *(.sbss*)
    . = ALIGN(4);
   }
   _end = . ;
diff --git a/board/manroland/hmi1001/config.mk b/board/manroland/hmi1001/config.mk
deleted file mode 100644
index 54dc1c4..0000000
--- a/board/manroland/hmi1001/config.mk
+++ /dev/null
@@ -1,24 +0,0 @@ 
-#
-# (C) Copyright 2004
-# 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
-#
-
-LDSCRIPT := $(SRCTREE)/arch/powerpc/cpu/mpc5xxx/u-boot-customlayout.lds
diff --git a/board/matrix_vision/mvsmr/u-boot.lds b/board/matrix_vision/mvsmr/u-boot.lds
index f9b103e..074a482 100644
--- a/board/matrix_vision/mvsmr/u-boot.lds
+++ b/board/matrix_vision/mvsmr/u-boot.lds
@@ -28,38 +28,13 @@  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      :
   {
     /* WARNING - the following is hand-optimized to fit within  */
     /* the first two sectors (=8KB) of our S29GL flash chip */
-    arch/powerpc/cpu/mpc5xxx/start.o	(.text)
-    arch/powerpc/cpu/mpc5xxx/traps.o	(.text)
-    lib/crc32.o				(.text)
-    arch/powerpc/lib/cache.o		(.text)
-    arch/powerpc/lib/time.o		(.text)
+    arch/powerpc/cpu/mpc5xxx/start.o	(.text*)
+    arch/powerpc/cpu/mpc5xxx/traps.o	(.text*)
+    board/matrix_vision/common/libmatrix_vision.o (.text*)
 
     /* This is only needed to force failure if size of above code will ever */
     /* increase and grow into reserved space. */
@@ -69,15 +44,10 @@  SECTIONS
     . = env_offset;	/* ld error as soon as above ALIGN misplaces lc */
     common/env_embedded.o        (.ppcenv)
 
-    *(.text)
-    *(.got1)
+    *(.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: */
   . = (. + 0x0FFF) & 0xFFFFF000;
@@ -85,23 +55,19 @@  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 = .);
@@ -127,10 +93,8 @@  SECTIONS
   __bss_start = .;
   .bss (NOLOAD)       :
   {
-   *(.sbss) *(.scommon)
-   *(.dynbss)
-   *(.bss)
-   *(COMMON)
+   *(.bss*)
+   *(.sbss*)
    . = ALIGN(4);
   }
   _end = . ;
diff --git a/include/configs/TQM5200.h b/include/configs/TQM5200.h
index c11fe8a..c2f6b8a 100644
--- a/include/configs/TQM5200.h
+++ b/include/configs/TQM5200.h
@@ -396,6 +396,7 @@ 
 /* use CFI flash driver */
 #define CONFIG_SYS_FLASH_CFI		1	/* Flash is CFI conformant */
 #define CONFIG_FLASH_CFI_DRIVER	1	/* Use the common driver */
+#define CONFIG_FLASH_CFI_MTD		/* with MTD support */
 #define CONFIG_SYS_FLASH_BANKS_LIST	{ CONFIG_SYS_BOOTCS_START }
 #define CONFIG_SYS_MAX_FLASH_BANKS	1	/* max num of flash banks
 					   (= chip selects) */
@@ -417,7 +418,6 @@ 
 /* Dynamic MTD partition support */
 #define CONFIG_CMD_MTDPARTS
 #define CONFIG_MTD_DEVICE		/* needed for mtdparts commands */
-#define CONFIG_FLASH_CFI_MTD
 #define MTDIDS_DEFAULT		"nor0=TQM5200-0"
 
 #ifdef CONFIG_STK52XX
diff --git a/include/configs/mcc200.h b/include/configs/mcc200.h
index f1cdc40..b56b273 100644
--- a/include/configs/mcc200.h
+++ b/include/configs/mcc200.h
@@ -121,7 +121,7 @@ 
 #define CONFIG_CMD_USB
 
 #undef	CONFIG_CMD_NET
-
+#undef	CONFIG_CMD_NFS
 
 /*
  * Autobooting