my fork
Fork of mbed by
TARGET_ARCH_PRO/TOOLCHAIN_GCC_CS/LPC1768.ld@85:024bf7f99721, 2014-06-11 (annotated)
- Committer:
- bogdanm
- Date:
- Wed Jun 11 15:14:05 2014 +0100
- Revision:
- 85:024bf7f99721
Release 85 of the mbed library
Main changes:
- K64F Ethernet fixes
- Updated tests
- Fixes for various mbed targets
- Code cleanup: fixed warnings, more consistent code style
- GCC support for K64F
There is a known issue with the I2C interface on some ST targets. If you
find the I2C interface problematic on your ST board, please log a bug
against this on mbed.org.
Who changed what in which revision?
User | Revision | Line number | New contents of line |
---|---|---|---|
bogdanm | 85:024bf7f99721 | 1 | /* Linker script for mbed LPC1768 |
bogdanm | 85:024bf7f99721 | 2 | * |
bogdanm | 85:024bf7f99721 | 3 | * Version:CodeSourcery Sourcery G++ Lite 2007q3-53 |
bogdanm | 85:024bf7f99721 | 4 | * BugURL:https://support.codesourcery.com/GNUToolchain/ |
bogdanm | 85:024bf7f99721 | 5 | * |
bogdanm | 85:024bf7f99721 | 6 | * Copyright 2007 CodeSourcery. |
bogdanm | 85:024bf7f99721 | 7 | * |
bogdanm | 85:024bf7f99721 | 8 | * The authors hereby grant permission to use, copy, modify, distribute, |
bogdanm | 85:024bf7f99721 | 9 | * and license this software and its documentation for any purpose, provided |
bogdanm | 85:024bf7f99721 | 10 | * that existing copyright notices are retained in all copies and that this |
bogdanm | 85:024bf7f99721 | 11 | * notice is included verbatim in any distributions. No written agreement, |
bogdanm | 85:024bf7f99721 | 12 | * license, or royalty fee is required for any of the authorized uses. |
bogdanm | 85:024bf7f99721 | 13 | * Modifications to this software may be copyrighted by their authors |
bogdanm | 85:024bf7f99721 | 14 | * and need not follow the licensing terms described here, provided that |
bogdanm | 85:024bf7f99721 | 15 | * the new terms are clearly indicated on the first page of each file where |
bogdanm | 85:024bf7f99721 | 16 | * they apply. */ |
bogdanm | 85:024bf7f99721 | 17 | OUTPUT_FORMAT ("elf32-littlearm", "elf32-bigarm", "elf32-littlearm") |
bogdanm | 85:024bf7f99721 | 18 | ENTRY(__cs3_reset_cortex_m) |
bogdanm | 85:024bf7f99721 | 19 | SEARCH_DIR(.) |
bogdanm | 85:024bf7f99721 | 20 | |
bogdanm | 85:024bf7f99721 | 21 | /* |
bogdanm | 85:024bf7f99721 | 22 | ram ORIGIN: 8_byte_aligned(49 vect * 4 bytes) = 8_byte_aligned(0xC4) = 0xC8 |
bogdanm | 85:024bf7f99721 | 23 | ram LENGTH: 32KB - 0xC8 = 0x7F38 |
bogdanm | 85:024bf7f99721 | 24 | */ |
bogdanm | 85:024bf7f99721 | 25 | MEMORY |
bogdanm | 85:024bf7f99721 | 26 | { |
bogdanm | 85:024bf7f99721 | 27 | rom (rx) : ORIGIN = 0x00000000, LENGTH = 512K |
bogdanm | 85:024bf7f99721 | 28 | |
bogdanm | 85:024bf7f99721 | 29 | ram (rwx) : ORIGIN = 0x100000C8, LENGTH = 0x7F38 |
bogdanm | 85:024bf7f99721 | 30 | |
bogdanm | 85:024bf7f99721 | 31 | ram1(rwx) : ORIGIN = 0x2007C000, LENGTH = 16K |
bogdanm | 85:024bf7f99721 | 32 | ram2(rwx) : ORIGIN = 0x20080000, LENGTH = 16K |
bogdanm | 85:024bf7f99721 | 33 | } |
bogdanm | 85:024bf7f99721 | 34 | |
bogdanm | 85:024bf7f99721 | 35 | /* These force the linker to search for particular symbols from |
bogdanm | 85:024bf7f99721 | 36 | * the start of the link process and thus ensure the user's |
bogdanm | 85:024bf7f99721 | 37 | * overrides are picked up |
bogdanm | 85:024bf7f99721 | 38 | */ |
bogdanm | 85:024bf7f99721 | 39 | EXTERN(__cs3_reset_cortex_m) |
bogdanm | 85:024bf7f99721 | 40 | EXTERN(__cs3_interrupt_vector_cortex_m) |
bogdanm | 85:024bf7f99721 | 41 | EXTERN(__cs3_start_c main __cs3_stack __cs3_stack_size __cs3_heap_end) |
bogdanm | 85:024bf7f99721 | 42 | |
bogdanm | 85:024bf7f99721 | 43 | PROVIDE(__cs3_stack = __cs3_region_start_ram + __cs3_region_size_ram); |
bogdanm | 85:024bf7f99721 | 44 | PROVIDE(__cs3_stack_size = __cs3_region_start_ram + __cs3_region_size_ram - _end); |
bogdanm | 85:024bf7f99721 | 45 | PROVIDE(__cs3_heap_start = _end); |
bogdanm | 85:024bf7f99721 | 46 | PROVIDE(__cs3_heap_end = __cs3_region_start_ram + __cs3_region_size_ram); |
bogdanm | 85:024bf7f99721 | 47 | |
bogdanm | 85:024bf7f99721 | 48 | SECTIONS |
bogdanm | 85:024bf7f99721 | 49 | { |
bogdanm | 85:024bf7f99721 | 50 | .text : |
bogdanm | 85:024bf7f99721 | 51 | { |
bogdanm | 85:024bf7f99721 | 52 | CREATE_OBJECT_SYMBOLS |
bogdanm | 85:024bf7f99721 | 53 | __cs3_region_start_rom = .; |
bogdanm | 85:024bf7f99721 | 54 | *(.cs3.region-head.rom) |
bogdanm | 85:024bf7f99721 | 55 | __cs3_interrupt_vector = __cs3_interrupt_vector_cortex_m; |
bogdanm | 85:024bf7f99721 | 56 | *(.cs3.interrupt_vector) |
bogdanm | 85:024bf7f99721 | 57 | /* Make sure we pulled in an interrupt vector. */ |
bogdanm | 85:024bf7f99721 | 58 | ASSERT (. != __cs3_interrupt_vector_cortex_m, "No interrupt vector"); |
bogdanm | 85:024bf7f99721 | 59 | *(.rom) |
bogdanm | 85:024bf7f99721 | 60 | *(.rom.b) |
bogdanm | 85:024bf7f99721 | 61 | |
bogdanm | 85:024bf7f99721 | 62 | __cs3_reset = __cs3_reset_cortex_m; |
bogdanm | 85:024bf7f99721 | 63 | *(.cs3.reset) |
bogdanm | 85:024bf7f99721 | 64 | /* Make sure we pulled in some reset code. */ |
bogdanm | 85:024bf7f99721 | 65 | ASSERT (. != __cs3_reset, "No reset code"); |
bogdanm | 85:024bf7f99721 | 66 | |
bogdanm | 85:024bf7f99721 | 67 | *(.text .text.* .gnu.linkonce.t.*) |
bogdanm | 85:024bf7f99721 | 68 | *(.plt) |
bogdanm | 85:024bf7f99721 | 69 | *(.gnu.warning) |
bogdanm | 85:024bf7f99721 | 70 | *(.glue_7t) *(.glue_7) *(.vfp11_veneer) |
bogdanm | 85:024bf7f99721 | 71 | |
bogdanm | 85:024bf7f99721 | 72 | *(.rodata .rodata.* .gnu.linkonce.r.*) |
bogdanm | 85:024bf7f99721 | 73 | |
bogdanm | 85:024bf7f99721 | 74 | *(.ARM.extab* .gnu.linkonce.armextab.*) |
bogdanm | 85:024bf7f99721 | 75 | *(.gcc_except_table) |
bogdanm | 85:024bf7f99721 | 76 | *(.eh_frame_hdr) |
bogdanm | 85:024bf7f99721 | 77 | *(.eh_frame) |
bogdanm | 85:024bf7f99721 | 78 | |
bogdanm | 85:024bf7f99721 | 79 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 80 | KEEP(*(.init)) |
bogdanm | 85:024bf7f99721 | 81 | |
bogdanm | 85:024bf7f99721 | 82 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 83 | __preinit_array_start = .; |
bogdanm | 85:024bf7f99721 | 84 | KEEP (*(.preinit_array)) |
bogdanm | 85:024bf7f99721 | 85 | __preinit_array_end = .; |
bogdanm | 85:024bf7f99721 | 86 | |
bogdanm | 85:024bf7f99721 | 87 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 88 | __init_array_start = .; |
bogdanm | 85:024bf7f99721 | 89 | KEEP (*(SORT(.init_array.*))) |
bogdanm | 85:024bf7f99721 | 90 | KEEP (*(.init_array)) |
bogdanm | 85:024bf7f99721 | 91 | __init_array_end = .; |
bogdanm | 85:024bf7f99721 | 92 | |
bogdanm | 85:024bf7f99721 | 93 | . = ALIGN(0x4); |
bogdanm | 85:024bf7f99721 | 94 | KEEP (*crtbegin.o(.ctors)) |
bogdanm | 85:024bf7f99721 | 95 | KEEP (*(EXCLUDE_FILE (*crtend.o) .ctors)) |
bogdanm | 85:024bf7f99721 | 96 | KEEP (*(SORT(.ctors.*))) |
bogdanm | 85:024bf7f99721 | 97 | KEEP (*crtend.o(.ctors)) |
bogdanm | 85:024bf7f99721 | 98 | |
bogdanm | 85:024bf7f99721 | 99 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 100 | KEEP(*(.fini)) |
bogdanm | 85:024bf7f99721 | 101 | |
bogdanm | 85:024bf7f99721 | 102 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 103 | __fini_array_start = .; |
bogdanm | 85:024bf7f99721 | 104 | KEEP (*(.fini_array)) |
bogdanm | 85:024bf7f99721 | 105 | KEEP (*(SORT(.fini_array.*))) |
bogdanm | 85:024bf7f99721 | 106 | __fini_array_end = .; |
bogdanm | 85:024bf7f99721 | 107 | |
bogdanm | 85:024bf7f99721 | 108 | KEEP (*crtbegin.o(.dtors)) |
bogdanm | 85:024bf7f99721 | 109 | KEEP (*(EXCLUDE_FILE (*crtend.o) .dtors)) |
bogdanm | 85:024bf7f99721 | 110 | KEEP (*(SORT(.dtors.*))) |
bogdanm | 85:024bf7f99721 | 111 | KEEP (*crtend.o(.dtors)) |
bogdanm | 85:024bf7f99721 | 112 | |
bogdanm | 85:024bf7f99721 | 113 | . = ALIGN(4); |
bogdanm | 85:024bf7f99721 | 114 | __cs3_regions = .; |
bogdanm | 85:024bf7f99721 | 115 | LONG (0) |
bogdanm | 85:024bf7f99721 | 116 | LONG (__cs3_region_init_ram) |
bogdanm | 85:024bf7f99721 | 117 | LONG (__cs3_region_start_ram) |
bogdanm | 85:024bf7f99721 | 118 | LONG (__cs3_region_init_size_ram) |
bogdanm | 85:024bf7f99721 | 119 | LONG (__cs3_region_zero_size_ram) |
bogdanm | 85:024bf7f99721 | 120 | } |
bogdanm | 85:024bf7f99721 | 121 | |
bogdanm | 85:024bf7f99721 | 122 | /* .ARM.exidx is sorted, so has to go in its own output section. */ |
bogdanm | 85:024bf7f99721 | 123 | __exidx_start = .; |
bogdanm | 85:024bf7f99721 | 124 | .ARM.exidx : |
bogdanm | 85:024bf7f99721 | 125 | { |
bogdanm | 85:024bf7f99721 | 126 | *(.ARM.exidx* .gnu.linkonce.armexidx.*) |
bogdanm | 85:024bf7f99721 | 127 | } >rom |
bogdanm | 85:024bf7f99721 | 128 | __exidx_end = .; |
bogdanm | 85:024bf7f99721 | 129 | .text.align : |
bogdanm | 85:024bf7f99721 | 130 | { |
bogdanm | 85:024bf7f99721 | 131 | . = ALIGN(8); |
bogdanm | 85:024bf7f99721 | 132 | _etext = .; |
bogdanm | 85:024bf7f99721 | 133 | } >rom |
bogdanm | 85:024bf7f99721 | 134 | __cs3_region_size_rom = LENGTH(rom); |
bogdanm | 85:024bf7f99721 | 135 | __cs3_region_num = 1; |
bogdanm | 85:024bf7f99721 | 136 | |
bogdanm | 85:024bf7f99721 | 137 | .data : |
bogdanm | 85:024bf7f99721 | 138 | { |
bogdanm | 85:024bf7f99721 | 139 | __cs3_region_start_ram = .; |
bogdanm | 85:024bf7f99721 | 140 | *(.cs3.region-head.ram) |
bogdanm | 85:024bf7f99721 | 141 | KEEP(*(.jcr)) |
bogdanm | 85:024bf7f99721 | 142 | *(.got.plt) *(.got) |
bogdanm | 85:024bf7f99721 | 143 | *(.shdata) |
bogdanm | 85:024bf7f99721 | 144 | *(.data .data.* .gnu.linkonce.d.*) |
bogdanm | 85:024bf7f99721 | 145 | *(.ram) |
bogdanm | 85:024bf7f99721 | 146 | . = ALIGN (8); |
bogdanm | 85:024bf7f99721 | 147 | _edata = .; |
bogdanm | 85:024bf7f99721 | 148 | } >ram AT>rom |
bogdanm | 85:024bf7f99721 | 149 | .bss : |
bogdanm | 85:024bf7f99721 | 150 | { |
bogdanm | 85:024bf7f99721 | 151 | *(.shbss) |
bogdanm | 85:024bf7f99721 | 152 | *(.bss .bss.* .gnu.linkonce.b.*) |
bogdanm | 85:024bf7f99721 | 153 | *(COMMON) |
bogdanm | 85:024bf7f99721 | 154 | *(.ram.b) |
bogdanm | 85:024bf7f99721 | 155 | . = ALIGN (8); |
bogdanm | 85:024bf7f99721 | 156 | _end = .; |
bogdanm | 85:024bf7f99721 | 157 | __end = .; |
bogdanm | 85:024bf7f99721 | 158 | } >ram AT>rom |
bogdanm | 85:024bf7f99721 | 159 | /* This used for USB RAM section */ |
bogdanm | 85:024bf7f99721 | 160 | .usb_ram (NOLOAD): |
bogdanm | 85:024bf7f99721 | 161 | { |
bogdanm | 85:024bf7f99721 | 162 | *.o (USB_RAM) |
bogdanm | 85:024bf7f99721 | 163 | } > ram2 |
bogdanm | 85:024bf7f99721 | 164 | .heap (NOLOAD) : |
bogdanm | 85:024bf7f99721 | 165 | { |
bogdanm | 85:024bf7f99721 | 166 | *(.heap) |
bogdanm | 85:024bf7f99721 | 167 | } >ram |
bogdanm | 85:024bf7f99721 | 168 | .stack (__cs3_stack - __cs3_stack_size) (NOLOAD): |
bogdanm | 85:024bf7f99721 | 169 | { |
bogdanm | 85:024bf7f99721 | 170 | *(.stack) |
bogdanm | 85:024bf7f99721 | 171 | _estack = .; |
bogdanm | 85:024bf7f99721 | 172 | PROVIDE(estack = .); |
bogdanm | 85:024bf7f99721 | 173 | } >ram |
bogdanm | 85:024bf7f99721 | 174 | |
bogdanm | 85:024bf7f99721 | 175 | __cs3_region_init_ram = LOADADDR (.data); |
bogdanm | 85:024bf7f99721 | 176 | __cs3_region_init_size_ram = _edata - __cs3_region_start_ram; |
bogdanm | 85:024bf7f99721 | 177 | __cs3_region_zero_size_ram = _end - _edata; |
bogdanm | 85:024bf7f99721 | 178 | __cs3_region_size_ram = LENGTH(ram); |
bogdanm | 85:024bf7f99721 | 179 | __cs3_region_num = 1; |
bogdanm | 85:024bf7f99721 | 180 | |
bogdanm | 85:024bf7f99721 | 181 | .stab 0 (NOLOAD) : { *(.stab) } |
bogdanm | 85:024bf7f99721 | 182 | .stabstr 0 (NOLOAD) : { *(.stabstr) } |
bogdanm | 85:024bf7f99721 | 183 | /* DWARF debug sections. |
bogdanm | 85:024bf7f99721 | 184 | * Symbols in the DWARF debugging sections are relative to the beginning |
bogdanm | 85:024bf7f99721 | 185 | * of the section so we begin them at 0. */ |
bogdanm | 85:024bf7f99721 | 186 | /* DWARF 1 */ |
bogdanm | 85:024bf7f99721 | 187 | .debug 0 : { *(.debug) } |
bogdanm | 85:024bf7f99721 | 188 | .line 0 : { *(.line) } |
bogdanm | 85:024bf7f99721 | 189 | /* GNU DWARF 1 extensions */ |
bogdanm | 85:024bf7f99721 | 190 | .debug_srcinfo 0 : { *(.debug_srcinfo) } |
bogdanm | 85:024bf7f99721 | 191 | .debug_sfnames 0 : { *(.debug_sfnames) } |
bogdanm | 85:024bf7f99721 | 192 | /* DWARF 1.1 and DWARF 2 */ |
bogdanm | 85:024bf7f99721 | 193 | .debug_aranges 0 : { *(.debug_aranges) } |
bogdanm | 85:024bf7f99721 | 194 | .debug_pubnames 0 : { *(.debug_pubnames) } |
bogdanm | 85:024bf7f99721 | 195 | /* DWARF 2 */ |
bogdanm | 85:024bf7f99721 | 196 | .debug_info 0 : { *(.debug_info .gnu.linkonce.wi.*) } |
bogdanm | 85:024bf7f99721 | 197 | .debug_abbrev 0 : { *(.debug_abbrev) } |
bogdanm | 85:024bf7f99721 | 198 | .debug_line 0 : { *(.debug_line) } |
bogdanm | 85:024bf7f99721 | 199 | .debug_frame 0 : { *(.debug_frame) } |
bogdanm | 85:024bf7f99721 | 200 | .debug_str 0 : { *(.debug_str) } |
bogdanm | 85:024bf7f99721 | 201 | .debug_loc 0 : { *(.debug_loc) } |
bogdanm | 85:024bf7f99721 | 202 | .debug_macinfo 0 : { *(.debug_macinfo) } |
bogdanm | 85:024bf7f99721 | 203 | /* SGI/MIPS DWARF 2 extensions */ |
bogdanm | 85:024bf7f99721 | 204 | .debug_weaknames 0 : { *(.debug_weaknames) } |
bogdanm | 85:024bf7f99721 | 205 | .debug_funcnames 0 : { *(.debug_funcnames) } |
bogdanm | 85:024bf7f99721 | 206 | .debug_typenames 0 : { *(.debug_typenames) } |
bogdanm | 85:024bf7f99721 | 207 | .debug_varnames 0 : { *(.debug_varnames) } |
bogdanm | 85:024bf7f99721 | 208 | |
bogdanm | 85:024bf7f99721 | 209 | .note.gnu.arm.ident 0 : { KEEP (*(.note.gnu.arm.ident)) } |
bogdanm | 85:024bf7f99721 | 210 | .ARM.attributes 0 : { KEEP (*(.ARM.attributes)) } |
bogdanm | 85:024bf7f99721 | 211 | /DISCARD/ : { *(.note.GNU-stack) } |
bogdanm | 85:024bf7f99721 | 212 | } |