jens/vhdl
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

Initial version

Browse Source 
Committed on the Free edition of March Hare Software CVSNT Server.
Upgrade to CVS Suite for more features and support:
http://march-hare.com/cvsnt/


git-svn-id: http://moon:8086/svn/vhdl/trunk@788 cc03376c-175c-47c8-b038-4cd826a8556b
This commit is contained in:
jens
2010-03-13 13:54:27 +00:00
parent 8750901468
commit 9ac3c738db
2 changed files with 372 additions and 0 deletions
Download Patch File Download Diff File Expand all files Collapse all files
lib/CPUs/MIPS/bsp/examples/link/link.ld
+225
View File
@@ -0,0 +1,225 @@
/* Script for -z combreloc: combine and sort reloc sections */
OUTPUT_FORMAT("elf32-littlemips", "elf32-bigmips",
"elf32-littlemips")
OUTPUT_ARCH(mips)
ENTRY(_start)
SEARCH_DIR("./libsys");
SEARCH_DIR("/usr/local/mipsel-elf/lib:/usr/local/mipsel-elf/lib/eb");
SEARCH_DIR("/usr/local/lib/gcc/mipsel-elf/4.3.3:/usr/local/lib/gcc/mipsel-elf/4.3.3/eb");
stack_ptr = 0x7FFFEFF0;
baudrate = 0x0D;
sys_led_port = 0xA0000000;
sys_uart_data = 0xA0010000;
sys_uart_stat = 0xA0010004;
sys_uart_baud = 0xA0010008;
sys_timer_usec = 0xA000008;
sys_timer_sec = 0xA000000C;
STARTUP(startup.o)
INPUT(kernel.o)
SECTIONS
{
/* Read-only sections, merged into text segment: */
PROVIDE (__executable_start = 0x40000000); . = 0x40000000;
.start __executable_start :
{
start = ALIGN(2);
entry = ALIGN(2);
_entry = ALIGN(2);
__entry = ALIGN(2);
*(.start)
}
/* Kernel text with low-level exception handler */
.exc_vector __executable_start + 0x080 :
{
_exc_vect_start = .;
*(.exc_vect)
_exc_vect_end = .;
}
.init :
{
KEEP (*(.init))
} =0
.plt : { *(.plt) }
.text :
{
_ftext = . ;
*(.text .stub .text.* .gnu.linkonce.t.*)
/* .gnu.warning sections are handled specially by elf32.em. */
*(.gnu.warning)
*(.mips16.fn.*) *(.mips16.call.*)
} =0
.fini :
{
KEEP (*(.fini))
} =0
PROVIDE (__etext = .);
PROVIDE (_etext = .);
PROVIDE (etext = .);
.rodata : { *(.rodata .rodata.* .gnu.linkonce.r.*) }
.rodata1 : { *(.rodata1) }
.sdata2 :
{
*(.sdata2 .sdata2.* .gnu.linkonce.s2.*)
}
.sbss2 : { *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) }
.eh_frame_hdr : { *(.eh_frame_hdr) }
.eh_frame : ONLY_IF_RO { KEEP (*(.eh_frame)) }
.gcc_except_table : ONLY_IF_RO { *(.gcc_except_table .gcc_except_table.*) }
/* Adjust the address for the data segment. We want to adjust up to
the same address within the page on the next page up. */
. = ALIGN (CONSTANT (MAXPAGESIZE)) - ((CONSTANT (MAXPAGESIZE) - .) & (CONSTANT (MAXPAGESIZE) - 1)); . = DATA_SEGMENT_ALIGN (CONSTANT (MAXPAGESIZE), CONSTANT (COMMONPAGESIZE));
/* Exception handling */
.eh_frame : ONLY_IF_RW { KEEP (*(.eh_frame)) }
.gcc_except_table : ONLY_IF_RW { *(.gcc_except_table .gcc_except_table.*) }
/* Thread Local Storage sections */
.tdata : { *(.tdata .tdata.* .gnu.linkonce.td.*) }
.tbss : { *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) }
.preinit_array :
{
PROVIDE_HIDDEN (__preinit_array_start = .);
KEEP (*(.preinit_array))
PROVIDE_HIDDEN (__preinit_array_end = .);
}
.init_array :
{
PROVIDE_HIDDEN (__init_array_start = .);
KEEP (*(SORT(.init_array.*)))
KEEP (*(.init_array))
PROVIDE_HIDDEN (__init_array_end = .);
}
.fini_array :
{
PROVIDE_HIDDEN (__fini_array_start = .);
KEEP (*(.fini_array))
KEEP (*(SORT(.fini_array.*)))
PROVIDE_HIDDEN (__fini_array_end = .);
}
.ctors :
{
/* 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))
}
.dtors :
{
KEEP (*crtbegin.o(.dtors))
KEEP (*crtbegin?.o(.dtors))
KEEP (*(EXCLUDE_FILE (*crtend.o *crtend?.o ) .dtors))
KEEP (*(SORT(.dtors.*)))
KEEP (*(.dtors))
}
.jcr : { KEEP (*(.jcr)) }
.data.rel.ro : { *(.data.rel.ro.local* .gnu.linkonce.d.rel.ro.local.*) *(.data.rel.ro* .gnu.linkonce.d.rel.ro.*) }
. = DATA_SEGMENT_RELRO_END (0, .);
.data :
{
_fdata = . ;
*(.data .data.* .gnu.linkonce.d.*)
SORT(CONSTRUCTORS)
}
.data1 : { *(.data1) }
.got.plt : { *(.got.plt) }
. = .;
_gp = ALIGN(16) + 0x7ff0;
.got : { *(.got) }
/* 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 .sdata.* .gnu.linkonce.s.*)
}
.lit8 : { *(.lit8) }
.lit4 : { *(.lit4) }
_edata = .; PROVIDE (edata = .);
__bss_start = .;
_fbss = .;
.sbss :
{
*(.dynsbss)
*(.sbss .sbss.* .gnu.linkonce.sb.*)
*(.scommon)
}
.bss :
{
*(.dynbss)
*(.bss .bss.* .gnu.linkonce.b.*)
*(COMMON)
/* Align here to ensure that the .bss section occupies space up to
_end. Align after .bss to ensure correct alignment even if the
.bss section disappears because there are no input sections.
FIXME: Why do we need it? When there is no .bss section, we don't
pad the .data section. */
. = ALIGN(. != 0 ? 32 / 8 : 1);
}
. = ALIGN(32 / 8);
. = ALIGN(32 / 8);
_end = .; PROVIDE (end = .);
. = DATA_SEGMENT_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 .gnu.linkonce.wi.*) }
.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) }
/* DWARF 3 */
.debug_pubtypes 0 : { *(.debug_pubtypes) }
.debug_ranges 0 : { *(.debug_ranges) }
.gnu.attributes 0 : { KEEP (*(.gnu.attributes)) }
.gptab.sdata : { *(.gptab.data) *(.gptab.sdata) }
.gptab.sbss : { *(.gptab.bss) *(.gptab.sbss) }
.mdebug.abi32 : { KEEP(*(.mdebug.abi32)) }
.mdebug.abiN32 : { KEEP(*(.mdebug.abiN32)) }
.mdebug.abi64 : { KEEP(*(.mdebug.abi64)) }
.mdebug.abiO64 : { KEEP(*(.mdebug.abiO64)) }
.mdebug.eabi32 : { KEEP(*(.mdebug.eabi32)) }
.mdebug.eabi64 : { KEEP(*(.mdebug.eabi64)) }
.gcc_compiled_long32 : { KEEP(*(.gcc_compiled_long32)) }
.gcc_compiled_long64 : { KEEP(*(.gcc_compiled_long64)) }
/DISCARD/ : { *(.note.GNU-stack) *(.gnu_debuglink) }
}
lib/CPUs/MIPS/bsp/examples/specs/specs
+147
View File
@@ -0,0 +1,147 @@
*asm:
%{G*} %(endian_spec) %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips32r2} %{mips64} %{mips16} %{mno-mips16:-no-mips16} %{mips3d} %{mno-mips3d:-no-mips3d} %{mdmx} %{mno-mdmx:-no-mdmx} %{mdsp} %{mno-dsp} %{mdspr2} %{mno-dspr2} %{msmartmips} %{mno-smartmips} %{mmt} %{mno-mt} %{mfix-vr4120} %{mfix-vr4130} %(subtarget_asm_optimizing_spec) %(subtarget_asm_debugging_spec) %{mabi=*} %{!mabi*: %(asm_abi_default_spec)} %{mgp32} %{mgp64} %{march=*} %{mxgot:-xgot} %{mfp32} %{mfp64} %{mshared} %{mno-shared} %{msym32} %{mno-sym32} %{mtune=*} %{v} %(subtarget_asm_spec)
*asm_debug:
%{gstabs*:--gstabs}%{!gstabs*:%{g*:--gdwarf2}} %{fdebug-prefix-map=*:--debug-prefix-map %*}
*asm_final:
*asm_options:
%{--target-help:%:print-asm-header()} %a %Y %{c:%W{o*}%{!o*:-o %w%b%O}}%{!c:-o %d%w%u%O}
*invoke_as:
%{!S:-o %|.s |
as %(asm_options) %m.s %A }
*cpp:
%(subtarget_cpp_spec)
*cpp_options:
%(cpp_unique_options) %1 %{m*} %{std*&ansi&trigraphs} %{W*&pedantic*} %{w} %{f*} %{g*:%{!g0:%{!fno-working-directory:-fworking-directory}}} %{O*} %{undef} %{save-temps:-fpch-preprocess}
*cpp_debug_options:
%{d*}
*cpp_unique_options:
%{C|CC:%{!E:%eGCC does not support -C or -CC without -E}} %{!Q:-quiet} %{nostdinc*} %{C} %{CC} %{v} %{I*&F*} %{P} %I %{MD:-MD %{!o:%b.d}%{o*:%.d%*}} %{MMD:-MMD %{!o:%b.d}%{o*:%.d%*}} %{M} %{MM} %{MF*} %{MG} %{MP} %{MQ*} %{MT*} %{!E:%{!M:%{!MM:%{!MT:%{!MQ:%{MD|MMD:%{o*:-MQ %*}}}}}}} %{remap} %{g3|ggdb3|gstabs3|gcoff3|gxcoff3|gvms3:-dD} %{H} %C %{D*&U*&A*} %{i*} %Z %i %{fmudflap:-D_MUDFLAP -include mf-runtime.h} %{fmudflapth:-D_MUDFLAP -D_MUDFLAPTH -include mf-runtime.h} %{E|M|MM:%W{o*}}
*trad_capable_cpp:
cc1 -E %{traditional|ftraditional|traditional-cpp:-traditional-cpp}
*cc1:
%{gline:%{!g:%{!g0:%{!g1:%{!g2: -g1}}}}} %{G*} %{EB:-meb} %{EL:-mel} %{EB:%{EL:%emay not use both -EB and -EL}} %{save-temps: } %(subtarget_cc1_spec)
*cc1_options:
%{pg:%{fomit-frame-pointer:%e-pg and -fomit-frame-pointer are incompatible}} %1 %{!Q:-quiet} -dumpbase %B %{d*} %{m*} %{a*} %{c|S:%{o*:-auxbase-strip %*}%{!o*:-auxbase %b}}%{!c:%{!S:-auxbase %b}} %{g*} %{O*} %{W*&pedantic*} %{w} %{std*&ansi&trigraphs} %{v:-version} %{pg:-p} %{p} %{f*} %{undef} %{Qn:-fno-ident} %{--help:--help} %{--target-help:--target-help} %{--help=*:--help=%(VALUE)} %{!fsyntax-only:%{S:%W{o*}%{!o*:-o %b.s}}} %{fsyntax-only:-o %j} %{-param*} %{fmudflap|fmudflapth:-fno-builtin -fno-merge-constants} %{coverage:-fprofile-arcs -ftest-coverage}
*cc1plus:
*link_gcc_c_sequence:
%G %L %G
*link_ssp:
%{fstack-protector|fstack-protector-all:-lssp_nonshared -lssp}
*endfile:
crtend%O%s crtn%O%s
*link:
%(endian_spec) %{G*} %{mips1} %{mips2} %{mips3} %{mips4} %{mips32} %{mips32r2} %{mips64} %{bestGnum} %{shared} %{non_shared}
*lib:
--start-group %o -lc --end-group
*mfwrap:
%{static: %{fmudflap|fmudflapth: --wrap=malloc --wrap=free --wrap=calloc --wrap=realloc --wrap=mmap --wrap=munmap --wrap=alloca} %{fmudflapth: --wrap=pthread_create}} %{fmudflap|fmudflapth: --wrap=main}
*mflib:
%{fmudflap|fmudflapth: -export-dynamic}
*link_gomp:
*libgcc:
-lgcc
*startfile:
crti%O%s crtbegin%O%s
*switches_need_spaces:
*cross_compile:
1
*version:
4.3.3
*multilib:
. !msoft-float !EL !EB;soft-float msoft-float !EL !EB;el !msoft-float EL !EB;eb !msoft-float !EL EB;soft-float/el msoft-float EL !EB;soft-float/eb msoft-float !EL EB;
*multilib_defaults:
EL mips1 mabi=32
*multilib_extra:
*multilib_matches:
mel EL;meb EB;m4650 msingle-float;msoft-float msoft-float;EL EL;EB EB;
*multilib_exclusions:
*multilib_options:
msoft-float EL/EB
*linker:
collect2
*link_libgcc:
%D
*md_exec_prefix:
*md_startfile_prefix:
*md_startfile_prefix_1:
*startfile_prefix_spec:
*sysroot_spec:
--sysroot=%R
*sysroot_suffix_spec:
*sysroot_hdrs_suffix_spec:
*subtarget_cc1_spec:
*subtarget_cpp_spec:
*subtarget_asm_optimizing_spec:
%{noasmopt:-O0} %{!noasmopt:%{O:-O2} %{O1:-O2} %{O2:-O2} %{O3:-O3}}
*subtarget_asm_debugging_spec:
%{g} %{g0} %{g1} %{g2} %{g3} %{ggdb:-g} %{ggdb0:-g0} %{ggdb1:-g1} %{ggdb2:-g2} %{ggdb3:-g3} %{gstabs:-g} %{gstabs0:-g0} %{gstabs1:-g1} %{gstabs2:-g2} %{gstabs3:-g3} %{gstabs+:-g} %{gstabs+0:-g0} %{gstabs+1:-g1} %{gstabs+2:-g2} %{gstabs+3:-g3} %{gcoff:-g} %{gcoff0:-g0} %{gcoff1:-g1} %{gcoff2:-g2} %{gcoff3:-g3} %{gcoff*:-mdebug} %{!gcoff*:-no-mdebug}
*subtarget_asm_spec:
*asm_abi_default_spec:
-mabi=32
*endian_spec:
%{!EB:%{!meb:-EL}} %{EB|meb:-EB}
*link_command:
%{!fsyntax-only:%{!c:%{!M:%{!MM:%{!E:%{!S: %(linker) -T link/link.ld %l %{pie:-pie} %X %{o*} %{A} %{d} %{e*} %{m} %{N} %{n} %{r} %{s} %{t} %{u*} %{x} %{z} %{Z} %{!A:%{!nostdlib:%{!nostartfiles:%S}}} %{static:} %{L*} %(mfwrap) %(link_libgcc) %{lib} %{fopenmp|ftree-parallelize-loops=*:%:include(libgomp.spec)%(link_gomp)} %(mflib) %{fprofile-arcs|fprofile-generate|coverage:-lgcov} %{!nostdlib:%{!nodefaultlibs:%(link_ssp) %(link_gcc_c_sequence)}} %{!A:%{!nostdlib:%{!nostartfiles:%E}}} %{T*} }}}}}}