diff options
Diffstat (limited to 'c/src/lib/libbsp/powerpc/ss555/startup/linkcmds')
| -rw-r--r-- | c/src/lib/libbsp/powerpc/ss555/startup/linkcmds | 328 |
1 files changed, 0 insertions, 328 deletions
diff --git a/c/src/lib/libbsp/powerpc/ss555/startup/linkcmds b/c/src/lib/libbsp/powerpc/ss555/startup/linkcmds deleted file mode 100644 index 8282d6c605..0000000000 --- a/c/src/lib/libbsp/powerpc/ss555/startup/linkcmds +++ /dev/null @@ -1,328 +0,0 @@ -/* - * Linker command file for Intec SS555 board - * - * When debugging, we assume that the internal flash ROM will be replaced by - * the external RAM on the SS555 board. All sections are stacked starting - * at address zero. Nothing is placed in the internal RAM, since it's not - * contiguous with the external SRAM when the external RAM is placed at - * zero. - * - * For final production, we assume that the .text section will be burned - * into flash ROM starting at address zero. The .data, .bss, heap, and - * workspace will reside in RAM, starting at the beginning of the internal - * RAM. The system startup code will configure the external RAM to begin - * where the internal RAM ends, so as to make one large RAM block. - */ - -OUTPUT_FORMAT("elf32-powerpc", "elf32-powerpc", "elf32-powerpc") -OUTPUT_ARCH(powerpc) -ENTRY(start) -EXTERN(_vectors) - -int_ram_org = 0x003F9800; /* base of internal RAM */ -int_ram_top = 0x00400000; /* top of internal RAM */ -ext_ram_size = 0x00080000; /* size of external RAM */ - -RamBase = DEFINED(_RamBase) ? RamBase : 0x003F9800; -RamSize = DEFINED(_RamSize) ? RamSize : 0x00486800; -HeapSize = DEFINED(_HeapSize) ? HeapSize : 0x0; - -SECTIONS -{ - .vectors 0x0: - { - /* - * For the MPC555, we use the compressed vector table format which puts - * all of the exception vectors before 0x100. - */ - *(.vectors) - } - - .text 0x100: - { - /* Read-only sections, merged into text segment: */ - - text.start = .; - - /* Entry point is the .entry section */ - *(.entry) - *(.entry2) - - /* Actual code */ - *(.text*) - - /* C++ constructors/destructors */ - *(.gnu.linkonce.t*) - - /* Initialization and finalization code. - * - * Various files can provide initialization and finalization functions. - * The bodies of these functions are in .init and .fini sections. We - * accumulate the bodies here, and prepend function prologues from - * ecrti.o and function epilogues from ecrtn.o. ecrti.o must be linked - * first; ecrtn.o must be linked last. Because these are wildcards, it - * doesn't matter if the user does not actually link against ecrti.o and - * ecrtn.o; the linker won't look for a file to match a wildcard. The - * wildcard also means that it doesn't matter which directory ecrti.o - * and ecrtn.o are in. - */ - PROVIDE (_init = .); - *ecrti.o(.init) - *(.init) - *ecrtn.o(.init) - - PROVIDE (_fini = .); - *ecrti.o(.fini) - *(.fini) - *ecrtn.o(.init) - - /* - * C++ constructors and destructors for static objects. - * PowerPC EABI does not use crtstuff yet, so we build "old-style" - * constructor and destructor lists that begin with the list length - * end terminate with a NULL entry. - */ - PROVIDE (__CTOR_LIST__ = .); - /* LONG((__CTOR_END__ - __CTOR_LIST__) / 4 - 2) */ - *crtbegin.o(.ctors) - *(.ctors) - *crtend.o(.ctors) - LONG(0) - PROVIDE (__CTOR_END__ = .); - - PROVIDE (__DTOR_LIST__ = .); - /* LONG((__DTOR_END__ - __DTOR_LIST__) / 4 - 2) */ - *crtbegin.o(.dtors) - *(.dtors) - *crtend.o(.dtors) - LONG(0) - PROVIDE (__DTOR_END__ = .); - - /* - * Special FreeBSD sysctl sections. - */ - . = ALIGN (16); - __start_set_sysctl_set = .; - *(set_sysctl_*); - __stop_set_sysctl_set = ABSOLUTE(.); - *(set_domain_*); - *(set_pseudo_*); - - /* Exception frame info */ - *(.eh_frame) - - /* Miscellaneous read-only data */ - _rodata_start = . ; - *(.gnu.linkonce.r*) - *(.lit) - *(.shdata) - *(.rodata*) - *(.rodata1) - KEEP (*(SORT(.rtemsroset.*))) - *(.descriptors) - *(rom_ver) - _erodata = .; - - /* Various possible names for the end of the .text section */ - etext = ALIGN(0x10); - _etext = .; - _endtext = .; - text.end = .; - PROVIDE (etext = .); - PROVIDE (__etext = .); - } - text.size = text.end - text.start; - - .tdata : { - _TLS_Data_begin = .; - *(.tdata .tdata.* .gnu.linkonce.td.*) - _TLS_Data_end = .; - - /* - * .data section contents, copied to RAM at system startup. - */ - . = ALIGN(0x20); - data.contents.start = .; - } - .tbss : { - _TLS_BSS_begin = .; - *(.tbss .tbss.* .gnu.linkonce.tb.*) *(.tcommon) - _TLS_BSS_end = .; - } - _TLS_Data_size = _TLS_Data_end - _TLS_Data_begin; - _TLS_Data_begin = _TLS_Data_size != 0 ? _TLS_Data_begin : _TLS_BSS_begin; - _TLS_Data_end = _TLS_Data_size != 0 ? _TLS_Data_end : _TLS_BSS_begin; - _TLS_BSS_size = _TLS_BSS_end - _TLS_BSS_begin; - _TLS_Size = _TLS_BSS_end - _TLS_Data_begin; - _TLS_Alignment = MAX (ALIGNOF (.tdata), ALIGNOF (.tbss)); - - /* - * If debugging, stack the read/write sections directly after the text - * section. Otherwise, stack the read/write sections starting at base of - * internal RAM. - */ - . = DEFINED(RTEMS_DEBUG) ? . : int_ram_org; - - .data : AT (data.contents.start) - { - data.start = .; - - *(.data) - *(.data.*) - KEEP (*(SORT(.rtemsrwset.*))) - *(.data1) - - PROVIDE (__SDATA_START__ = .); - *(.sdata .sdata.* .gnu.linkonce.s.*) - PROVIDE (__SDATA_END__ = .); - - PROVIDE (__EXCEPT_START__ = .); - *(.gcc_except_table*) - PROVIDE (__EXCEPT_END__ = .); - - PROVIDE(__GOT_START__ = .); - *(.got.plt) - *(.got) - PROVIDE(__GOT_END__ = .); - - *(.got1) - - PROVIDE (__GOT2_START__ = .); - PROVIDE (_GOT2_START_ = .); - *(.got2) - PROVIDE (__GOT2_END__ = .); - PROVIDE (_GOT2_END_ = .); - - PROVIDE (__FIXUP_START__ = .); - PROVIDE (_FIXUP_START_ = .); - *(.fixup) - PROVIDE (_FIXUP_END_ = .); - PROVIDE (__FIXUP_END__ = .); - - /* We want the small data sections together, so single-instruction - * offsets can access them all. - */ - PROVIDE (__SDATA2_START__ = .); - *(.sdata2 .sdata2.* .gnu.linkonce.s2.*) - *(.sbss2 .sbss2.* .gnu.linkonce.sb2.*) - PROVIDE (__SDATA2_END__ = .); - - data.end = .; - } - data.size = data.end - data.start; - - bss.start = .; - .sbss : - { - PROVIDE (__sbss_start = .); PROVIDE (___sbss_start = .); - *(.dynsbss) - *(.sbss .sbss.* .gnu.linkonce.sb.*) - *(.scommon) - PROVIDE (__sbss_end = .); PROVIDE (___sbss_end = .); - } - .bss : - { - *(.dynbss) - *(.bss .bss* .gnu.linkonce.b*) - *(COMMON) - . = ALIGN(4); - } - bss.end = .; - bss.size = bss.end - bss.start; - - PROVIDE(_end = bss.end); - - /* - * Initialization stack - */ - InitStack_start = ALIGN(0x10); - . += 0x1000; - initStack = .; - PROVIDE(initStackPtr = initStack); - - /* - * Interrupt stack - */ - IntrStack_start = ALIGN(0x10); - . += 0x4000; - intrStack = .; - PROVIDE(intrStackPtr = intrStack); - - /* - * Work Area - * - * The Work Area is configured at run-time to use all available memory. It - * begins just after the end of the Workspace and continues to the end of - * the external RAM. - */ - . = DEFINED(RTEMS_DEBUG) ? 0 + ext_ram_size : int_ram_top + ext_ram_size; - WorkAreaBase = .; - - - /* - * Internal I/O devices - */ - .usiu 0x002FC000: /* unified system interface unit */ - { - usiu = .; - } - - .imb 0x00300000: /* inter-module bus and devices */ - { - imb = .; - } - - .sram 0x00380000: /* internal SRAM control registers */ - { - sram = .; - } - - /* - * SS555 external devices managed by on-board CPLD - */ - .cpld 0xFF000000: /* SS555 external CPLD devices */ - { - cpld = .; - } - - - /* 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 . */ -} |