* startup/linkcmds: Include basic linker command file and define only
	board specific values.  Define RAM and PROM limits only if not defined
	by command line arguments.
	* Makefile.am, preinstall.am: Reflect changes above.
This commit is contained in:
Sebastian Huber
2010-05-11 07:41:23 +00:00
parent c8941b04cb
commit abd740a6af
12 changed files with 54 additions and 585 deletions

View File

@@ -1,3 +1,10 @@
2010-05-11 Sebastian Huber <sebastian.huber@embedded-brains.de>
* startup/linkcmds: Include basic linker command file and define only
board specific values. Define RAM and PROM limits only if not defined
by command line arguments.
* Makefile.am, preinstall.am: Reflect changes above.
2010-04-27 Tiemen Schut <T.Schut@sron.nl>
PR 1506/bsps

View File

@@ -28,7 +28,7 @@ noinst_LIBRARIES = libbspstart.a
libbspstart_a_SOURCES = ../../sparc/shared/start.S
project_lib_DATA = start.$(OBJEXT)
dist_project_lib_DATA += startup/linkcmds
dist_project_lib_DATA += startup/linkcmds ../shared/startup/linkcmds.base
noinst_LIBRARIES += libbsp.a
libbsp_a_SOURCES =

View File

@@ -69,3 +69,7 @@ $(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
$(PROJECT_LIB)/linkcmds.base: ../shared/startup/linkcmds.base $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.base
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds.base

View File

@@ -3,75 +3,20 @@
* $Id$
*/
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
*/
/*
* User modifiable values:
*
* _CLOCK_SPEED in Mhz (used to program the counter/timers)
*
* _PROM_SIZE size of PROM (permissible values are 128K, 256K,
* 512K, 1M, 2M, 4M, 8M and 16M)
* _RAM_SIZE size of RAM (permissible values are 256K, 512K,
* 1M, 2M, 4M, 8M, 16M, and 32M)
*
*/
/* Default values, can be overridden */
_PROM_SIZE = 2M;
_RAM_SIZE = 4M;
_PROM_SIZE = DEFINED (_PROM_SIZE) ? _PROM_SIZE : 2M;
_PROM_START = DEFINED (_PROM_START) ? _PROM_START : 0x00000000;
_RAM_START = 0x02000000;
_RAM_END = _RAM_START + _RAM_SIZE;
_PROM_START = 0x00000000;
_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;
_RAM_SIZE = DEFINED (_RAM_SIZE) ? _RAM_SIZE : 4M;
_RAM_START = DEFINED (_RAM_START) ? _RAM_START : 0x02000000;
/*
* Base address of the on-CPU peripherals
*/
_ERC32_MEC = 0x01f80000;
ERC32_MEC = 0x01f80000;
ERC32_MEC = _ERC32_MEC;
/* these are the maximum values */
@@ -81,137 +26,4 @@ MEMORY
ram : ORIGIN = 0x02000000, LENGTH = 32M
}
/*
* 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 = .;
__end = .;
} > ram
.stab . (NOLOAD) :
{
[ .stab ]
}
.stabstr . (NOLOAD) :
{
[ .stabstr ]
}
}
INCLUDE linkcmds.base

View File

@@ -1,3 +1,10 @@
2010-05-11 Sebastian Huber <sebastian.huber@embedded-brains.de>
* startup/linkcmds: Include basic linker command file and define only
board specific values. Define RAM and PROM limits only if not defined
by command line arguments.
* Makefile.am, preinstall.am: Reflect changes above.
2009-12-11 Ralf Corsépius <ralf.corsepius@rtems.org>
PR 1483/cpukit

View File

@@ -48,7 +48,7 @@ noinst_LIBRARIES = libbspstart.a
libbspstart_a_SOURCES = ../../sparc/shared/start.S
project_lib_DATA = start.$(OBJEXT)
dist_project_lib_DATA += startup/linkcmds
dist_project_lib_DATA += startup/linkcmds ../shared/startup/linkcmds.base
noinst_LIBRARIES += libbsp.a
libbsp_a_SOURCES =

View File

@@ -141,6 +141,10 @@ $(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
$(PROJECT_LIB)/linkcmds.base: ../shared/startup/linkcmds.base $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.base
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds.base
$(PROJECT_INCLUDE)/i2cmst.h: ../../sparc/shared/include/i2cmst.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/i2cmst.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/i2cmst.h

View File

@@ -3,75 +3,20 @@
* $Id$
*/
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
*/
/*
* User modifiable values:
*
* _CLOCK_SPEED in Mhz (used to program the counter/timers)
*
* _PROM_SIZE size of PROM (permissible values are 128K, 256K,
* 512K, 1M, 2M, 4M, 8M and 16M)
* _RAM_SIZE size of RAM (permissible values are 256K, 512K,
* 1M, 2M, 4M, 8M, 16M, and 32M)
*
*/
/* Default values, can be overridden */
_PROM_SIZE = 2M;
_RAM_SIZE = 4M;
_PROM_SIZE = DEFINED (_PROM_SIZE) ? _PROM_SIZE : 2M;
_PROM_START = DEFINED (_PROM_START) ? _PROM_START : 0x00000000;
_RAM_START = 0x40000000;
_RAM_END = _RAM_START + _RAM_SIZE;
_PROM_START = 0x00000000;
_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;
_RAM_SIZE = DEFINED (_RAM_SIZE) ? _RAM_SIZE : 4M;
_RAM_START = DEFINED (_RAM_START) ? _RAM_START : 0x40000000;
/*
* Base address of the on-CPU peripherals
*/
_LEON_REG = 0x80000000;
LEON_REG = 0x80000000;
LEON_REG = _LEON_REG;
/* these are the maximum values */
@@ -81,137 +26,4 @@ MEMORY
ram : ORIGIN = 0x40000000, LENGTH = 1024M
}
/*
* 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 ]
}
}
INCLUDE linkcmds.base

View File

@@ -1,3 +1,10 @@
2010-05-11 Sebastian Huber <sebastian.huber@embedded-brains.de>
* startup/linkcmds: Include basic linker command file and define only
board specific values. Define RAM and PROM limits only if not defined
by command line arguments.
* Makefile.am, preinstall.am: Reflect changes above.
2009-12-11 Ralf Corsépius <ralf.corsepius@rtems.org>
PR 1483/cpukit

View File

@@ -31,7 +31,7 @@ noinst_LIBRARIES = libbspstart.a
libbspstart_a_SOURCES = ../../sparc/shared/start.S
project_lib_DATA = start.$(OBJEXT)
dist_project_lib_DATA += startup/linkcmds
dist_project_lib_DATA += startup/linkcmds ../shared/startup/linkcmds.base
noinst_LIBRARIES += libbsp.a
libbsp_a_SOURCES =

View File

@@ -73,6 +73,10 @@ $(PROJECT_LIB)/linkcmds: startup/linkcmds $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds
$(PROJECT_LIB)/linkcmds.base: ../shared/startup/linkcmds.base $(PROJECT_LIB)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_LIB)/linkcmds.base
PREINSTALL_FILES += $(PROJECT_LIB)/linkcmds.base
$(PROJECT_INCLUDE)/amba.h: include/amba.h $(PROJECT_INCLUDE)/$(dirstamp)
$(INSTALL_DATA) $< $(PROJECT_INCLUDE)/amba.h
PREINSTALL_FILES += $(PROJECT_INCLUDE)/amba.h

View File

@@ -3,75 +3,20 @@
* $Id$
*/
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
*/
/*
* User modifiable values:
*
* _CLOCK_SPEED in Mhz (used to program the counter/timers)
*
* _PROM_SIZE size of PROM (permissible values are 128K, 256K,
* 512K, 1M, 2M, 4M, 8M and 16M)
* _RAM_SIZE size of RAM (permissible values are 256K, 512K,
* 1M, 2M, 4M, 8M, 16M, and 32M)
*
*/
/* Default values, can be overridden */
_PROM_SIZE = 2M;
_RAM_SIZE = 4M;
_PROM_SIZE = DEFINED (_PROM_SIZE) ? _PROM_SIZE : 2M;
_PROM_START = DEFINED (_PROM_START) ? _PROM_START : 0x00000000;
_RAM_START = 0x40000000;
_RAM_END = _RAM_START + _RAM_SIZE;
_PROM_START = 0x00000000;
_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;
_RAM_SIZE = DEFINED (_RAM_SIZE) ? _RAM_SIZE : 4M;
_RAM_START = DEFINED (_RAM_START) ? _RAM_START : 0x40000000;
/*
* Base address of the on-CPU peripherals
*/
_LEON_REG = 0x80000000;
LEON_REG = 0x80000000;
LEON_REG = _LEON_REG;
/* these are the maximum values */
@@ -81,137 +26,4 @@ MEMORY
ram : ORIGIN = 0x40000000, LENGTH = 1024M
}
/*
* 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 ]
}
}
INCLUDE linkcmds.base