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The official Mbed 2 C/C++ SDK provides the software platform and libraries to build your applications.

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mbed 2

This is the mbed 2 library. If you'd like to learn about Mbed OS please see the mbed-os docs.

TARGET_NUMAKER_PFM_M453/TOOLCHAIN_GCC_ARM/M453.ld@160:5571c4ff569f, 2018-01-17 (annotated)

Committer:
Anna Bridge
Date:
Wed Jan 17 16:13:02 2018 +0000
Revision:
160:5571c4ff569f
Parent:
156:ff21514d8981
Child:
171:3a7713b1edbc
mbed library. Release version 158

Who changed what in which revision?

UserRevisionLine numberNew contents of line
AnnaBridge 156:ff21514d8981 1 /*
AnnaBridge 156:ff21514d8981 2 * Nuvoton M453 GCC linker script file
AnnaBridge 156:ff21514d8981 3 */
AnnaBridge 156:ff21514d8981 4
AnnaBridge 156:ff21514d8981 5 #if !defined(MBED_APP_START)
AnnaBridge 156:ff21514d8981 6 #define MBED_APP_START 0x00000000
AnnaBridge 156:ff21514d8981 7 #endif
AnnaBridge 156:ff21514d8981 8
AnnaBridge 156:ff21514d8981 9 #if !defined(MBED_APP_SIZE)
AnnaBridge 156:ff21514d8981 10 #define MBED_APP_SIZE 0x00040000
AnnaBridge 156:ff21514d8981 11 #endif
AnnaBridge 156:ff21514d8981 12
AnnaBridge 156:ff21514d8981 13 StackSize = 0x800;
AnnaBridge 156:ff21514d8981 14
AnnaBridge 156:ff21514d8981 15 MEMORY
AnnaBridge 156:ff21514d8981 16 {
AnnaBridge 156:ff21514d8981 17 VECTORS (rx) : ORIGIN = MBED_APP_START, LENGTH = 0x00000400
AnnaBridge 156:ff21514d8981 18 FLASH (rx) : ORIGIN = MBED_APP_START + 0x400, LENGTH = MBED_APP_SIZE - 0x00000400
AnnaBridge 156:ff21514d8981 19 RAM_INTERN (rwx) : ORIGIN = 0x20000000, LENGTH = 0x00008000 - 0x00000000
AnnaBridge 156:ff21514d8981 20 }
AnnaBridge 156:ff21514d8981 21
AnnaBridge 156:ff21514d8981 22 /**
AnnaBridge 156:ff21514d8981 23 * Must match cmsis_nvic.h
AnnaBridge 156:ff21514d8981 24 */
AnnaBridge 156:ff21514d8981 25 __vector_size = 4 * (16 + 64);
AnnaBridge 156:ff21514d8981 26
AnnaBridge 156:ff21514d8981 27
AnnaBridge 156:ff21514d8981 28 /* Linker script to place sections and symbol values. Should be used together
AnnaBridge 156:ff21514d8981 29 * with other linker script that defines memory regions FLASH and RAM.
AnnaBridge 156:ff21514d8981 30 * It references following symbols, which must be defined in code:
AnnaBridge 156:ff21514d8981 31 * Reset_Handler : Entry of reset handler
AnnaBridge 156:ff21514d8981 32 *
AnnaBridge 156:ff21514d8981 33 * It defines following symbols, which code can use without definition:
AnnaBridge 156:ff21514d8981 34 * __exidx_start
AnnaBridge 156:ff21514d8981 35 * __exidx_end
AnnaBridge 156:ff21514d8981 36 * __etext
AnnaBridge 156:ff21514d8981 37 * __data_start__
AnnaBridge 156:ff21514d8981 38 * __preinit_array_start
AnnaBridge 156:ff21514d8981 39 * __preinit_array_end
AnnaBridge 156:ff21514d8981 40 * __init_array_start
AnnaBridge 156:ff21514d8981 41 * __init_array_end
AnnaBridge 156:ff21514d8981 42 * __fini_array_start
AnnaBridge 156:ff21514d8981 43 * __fini_array_end
AnnaBridge 156:ff21514d8981 44 * __data_end__
AnnaBridge 156:ff21514d8981 45 * __bss_start__
AnnaBridge 156:ff21514d8981 46 * __bss_end__
AnnaBridge 156:ff21514d8981 47 * __end__
AnnaBridge 156:ff21514d8981 48 * end
AnnaBridge 156:ff21514d8981 49 * __HeapLimit
AnnaBridge 156:ff21514d8981 50 * __StackLimit
AnnaBridge 156:ff21514d8981 51 * __StackTop
AnnaBridge 156:ff21514d8981 52 * __stack
AnnaBridge 156:ff21514d8981 53 */
AnnaBridge 156:ff21514d8981 54 ENTRY(Reset_Handler)
AnnaBridge 156:ff21514d8981 55
AnnaBridge 156:ff21514d8981 56 SECTIONS
AnnaBridge 156:ff21514d8981 57 {
AnnaBridge 156:ff21514d8981 58 .isr_vector :
AnnaBridge 156:ff21514d8981 59 {
AnnaBridge 156:ff21514d8981 60 __vector_table = .;
AnnaBridge 156:ff21514d8981 61 KEEP(*(.vector_table))
AnnaBridge 156:ff21514d8981 62 . = ALIGN(4);
AnnaBridge 156:ff21514d8981 63 } > VECTORS
AnnaBridge 156:ff21514d8981 64
AnnaBridge 156:ff21514d8981 65 /* ensure that uvisor bss is at the beginning of memory */
AnnaBridge 156:ff21514d8981 66 .uvisor.bss (NOLOAD):
AnnaBridge 156:ff21514d8981 67 {
AnnaBridge 156:ff21514d8981 68 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 69 __uvisor_bss_start = .;
AnnaBridge 156:ff21514d8981 70
AnnaBridge 156:ff21514d8981 71 /* protected uvisor main bss */
AnnaBridge 156:ff21514d8981 72 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 73 __uvisor_bss_main_start = .;
AnnaBridge 156:ff21514d8981 74 KEEP(*(.keep.uvisor.bss.main))
AnnaBridge 156:ff21514d8981 75 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 76 __uvisor_bss_main_end = .;
AnnaBridge 156:ff21514d8981 77
AnnaBridge 156:ff21514d8981 78 /* protected uvisor secure boxes bss */
AnnaBridge 156:ff21514d8981 79 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 80 __uvisor_bss_boxes_start = .;
AnnaBridge 156:ff21514d8981 81 KEEP(*(.keep.uvisor.bss.boxes))
AnnaBridge 156:ff21514d8981 82 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 83 __uvisor_bss_boxes_end = .;
AnnaBridge 156:ff21514d8981 84
AnnaBridge 156:ff21514d8981 85 /* Ensure log2(size) alignment of the uvisor region, to ensure that the region can be effectively protected by the MPU. */
AnnaBridge 156:ff21514d8981 86 . = ALIGN(1 << LOG2CEIL(__uvisor_bss_boxes_end - __uvisor_bss_start));
AnnaBridge 156:ff21514d8981 87 __uvisor_bss_end = .;
AnnaBridge 156:ff21514d8981 88 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 89
AnnaBridge 156:ff21514d8981 90 .text :
AnnaBridge 156:ff21514d8981 91 {
AnnaBridge 156:ff21514d8981 92 /* uVisor code and data */
AnnaBridge 156:ff21514d8981 93 . = ALIGN(4);
AnnaBridge 156:ff21514d8981 94 __uvisor_main_start = .;
AnnaBridge 156:ff21514d8981 95 *(.uvisor.main)
AnnaBridge 156:ff21514d8981 96 __uvisor_main_end = .;
AnnaBridge 156:ff21514d8981 97
AnnaBridge 156:ff21514d8981 98 *(.text*)
AnnaBridge 156:ff21514d8981 99
AnnaBridge 156:ff21514d8981 100 KEEP(*(.init))
AnnaBridge 156:ff21514d8981 101 KEEP(*(.fini))
AnnaBridge 156:ff21514d8981 102
AnnaBridge 156:ff21514d8981 103 /* .ctors */
AnnaBridge 156:ff21514d8981 104 *crtbegin.o(.ctors)
AnnaBridge 156:ff21514d8981 105 *crtbegin?.o(.ctors)
AnnaBridge 156:ff21514d8981 106 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .ctors)
AnnaBridge 156:ff21514d8981 107 *(SORT(.ctors.*))
AnnaBridge 156:ff21514d8981 108 *(.ctors)
AnnaBridge 156:ff21514d8981 109
AnnaBridge 156:ff21514d8981 110 /* .dtors */
AnnaBridge 156:ff21514d8981 111 *crtbegin.o(.dtors)
AnnaBridge 156:ff21514d8981 112 *crtbegin?.o(.dtors)
AnnaBridge 156:ff21514d8981 113 *(EXCLUDE_FILE(*crtend?.o *crtend.o) .dtors)
AnnaBridge 156:ff21514d8981 114 *(SORT(.dtors.*))
AnnaBridge 156:ff21514d8981 115 *(.dtors)
AnnaBridge 156:ff21514d8981 116
AnnaBridge 156:ff21514d8981 117 *(.rodata*)
AnnaBridge 156:ff21514d8981 118
AnnaBridge 156:ff21514d8981 119 KEEP(*(.eh_frame*))
AnnaBridge 156:ff21514d8981 120 } > FLASH
AnnaBridge 156:ff21514d8981 121
AnnaBridge 156:ff21514d8981 122 .ARM.extab :
AnnaBridge 156:ff21514d8981 123 {
AnnaBridge 156:ff21514d8981 124 *(.ARM.extab* .gnu.linkonce.armextab.*)
AnnaBridge 156:ff21514d8981 125 } > FLASH
AnnaBridge 156:ff21514d8981 126
AnnaBridge 156:ff21514d8981 127 .ARM.exidx :
AnnaBridge 156:ff21514d8981 128 {
AnnaBridge 156:ff21514d8981 129 __exidx_start = .;
AnnaBridge 156:ff21514d8981 130 *(.ARM.exidx* .gnu.linkonce.armexidx.*)
AnnaBridge 156:ff21514d8981 131 __exidx_end = .;
AnnaBridge 156:ff21514d8981 132 } > FLASH
AnnaBridge 156:ff21514d8981 133
AnnaBridge 156:ff21514d8981 134 /* .stack section doesn't contains any symbols. It is only
AnnaBridge 156:ff21514d8981 135 * used for linker to reserve space for the main stack section
AnnaBridge 156:ff21514d8981 136 * WARNING: .stack should come immediately after the last secure memory
AnnaBridge 156:ff21514d8981 137 * section. This provides stack overflow detection. */
AnnaBridge 156:ff21514d8981 138 .stack (NOLOAD):
AnnaBridge 156:ff21514d8981 139 {
AnnaBridge 156:ff21514d8981 140 __StackLimit = .;
AnnaBridge 156:ff21514d8981 141 *(.stack*);
AnnaBridge 156:ff21514d8981 142 . += StackSize - (. - __StackLimit);
AnnaBridge 156:ff21514d8981 143 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 144
AnnaBridge 156:ff21514d8981 145 /* Set stack top to end of RAM, and stack limit move down by
AnnaBridge 156:ff21514d8981 146 * size of stack_dummy section */
AnnaBridge 156:ff21514d8981 147 __StackTop = ADDR(.stack) + SIZEOF(.stack);
AnnaBridge 156:ff21514d8981 148 __StackLimit = ADDR(.stack);
AnnaBridge 156:ff21514d8981 149 PROVIDE(__stack = __StackTop);
AnnaBridge 156:ff21514d8981 150
AnnaBridge 156:ff21514d8981 151 /* Relocate vector table in SRAM */
AnnaBridge 156:ff21514d8981 152 .isr_vector.reloc (NOLOAD) :
AnnaBridge 156:ff21514d8981 153 {
AnnaBridge 156:ff21514d8981 154 . = ALIGN(1 << LOG2CEIL(__vector_size));
AnnaBridge 156:ff21514d8981 155 PROVIDE(__start_vector_table__ = .);
AnnaBridge 156:ff21514d8981 156 . += __vector_size;
AnnaBridge 156:ff21514d8981 157 PROVIDE(__end_vector_table__ = .);
AnnaBridge 156:ff21514d8981 158 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 159
AnnaBridge 156:ff21514d8981 160 .data :
AnnaBridge 156:ff21514d8981 161 {
AnnaBridge 156:ff21514d8981 162 PROVIDE( __etext = LOADADDR(.data) );
AnnaBridge 156:ff21514d8981 163
AnnaBridge 156:ff21514d8981 164 __data_start__ = .;
AnnaBridge 156:ff21514d8981 165 *(vtable)
AnnaBridge 156:ff21514d8981 166 *(.data*)
AnnaBridge 156:ff21514d8981 167
AnnaBridge 156:ff21514d8981 168 . = ALIGN(4);
AnnaBridge 156:ff21514d8981 169 /* preinit data */
AnnaBridge 156:ff21514d8981 170 PROVIDE_HIDDEN (__preinit_array_start = .);
AnnaBridge 156:ff21514d8981 171 KEEP(*(.preinit_array))
AnnaBridge 156:ff21514d8981 172 PROVIDE_HIDDEN (__preinit_array_end = .);
AnnaBridge 156:ff21514d8981 173
AnnaBridge 156:ff21514d8981 174 . = ALIGN(4);
AnnaBridge 156:ff21514d8981 175 /* init data */
AnnaBridge 156:ff21514d8981 176 PROVIDE_HIDDEN (__init_array_start = .);
AnnaBridge 156:ff21514d8981 177 KEEP(*(SORT(.init_array.*)))
AnnaBridge 156:ff21514d8981 178 KEEP(*(.init_array))
AnnaBridge 156:ff21514d8981 179 PROVIDE_HIDDEN (__init_array_end = .);
AnnaBridge 156:ff21514d8981 180
AnnaBridge 156:ff21514d8981 181 . = ALIGN(4);
AnnaBridge 156:ff21514d8981 182 /* finit data */
AnnaBridge 156:ff21514d8981 183 PROVIDE_HIDDEN (__fini_array_start = .);
AnnaBridge 156:ff21514d8981 184 KEEP(*(SORT(.fini_array.*)))
AnnaBridge 156:ff21514d8981 185 KEEP(*(.fini_array))
AnnaBridge 156:ff21514d8981 186 PROVIDE_HIDDEN (__fini_array_end = .);
AnnaBridge 156:ff21514d8981 187
AnnaBridge 156:ff21514d8981 188 /* All data end */
AnnaBridge 156:ff21514d8981 189 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 190 __data_end__ = .;
AnnaBridge 156:ff21514d8981 191
AnnaBridge 156:ff21514d8981 192 } >RAM_INTERN AT>FLASH
AnnaBridge 156:ff21514d8981 193
AnnaBridge 156:ff21514d8981 194 /* uvisor configuration data */
AnnaBridge 156:ff21514d8981 195 .uvisor.secure :
AnnaBridge 156:ff21514d8981 196 {
AnnaBridge 156:ff21514d8981 197 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 198 __uvisor_secure_start = .;
AnnaBridge 156:ff21514d8981 199
AnnaBridge 156:ff21514d8981 200 /* uvisor secure boxes configuration tables */
AnnaBridge 156:ff21514d8981 201 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 202 __uvisor_cfgtbl_start = .;
AnnaBridge 156:ff21514d8981 203 KEEP(*(.keep.uvisor.cfgtbl))
AnnaBridge 156:ff21514d8981 204 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 205 __uvisor_cfgtbl_end = .;
AnnaBridge 156:ff21514d8981 206
AnnaBridge 156:ff21514d8981 207 /* pointers to uvisor secure boxes configuration tables */
AnnaBridge 156:ff21514d8981 208 /* note: no further alignment here, we need to have the exact list of pointers */
AnnaBridge 156:ff21514d8981 209 __uvisor_cfgtbl_ptr_start = .;
AnnaBridge 156:ff21514d8981 210 KEEP(*(.keep.uvisor.cfgtbl_ptr_first))
AnnaBridge 156:ff21514d8981 211 KEEP(*(.keep.uvisor.cfgtbl_ptr))
AnnaBridge 156:ff21514d8981 212 __uvisor_cfgtbl_ptr_end = .;
AnnaBridge 156:ff21514d8981 213
AnnaBridge 156:ff21514d8981 214 /* the following symbols are kept for backward compatibility and will be soon
AnnaBridge 156:ff21514d8981 215 * deprecated; applications actively using uVisor (__uvisor_mode == UVISOR_ENABLED)
AnnaBridge 156:ff21514d8981 216 * will need to use uVisor 0.8.x or above, or the security assertions will halt the
AnnaBridge 156:ff21514d8981 217 * system */
AnnaBridge 156:ff21514d8981 218 /************************/
AnnaBridge 156:ff21514d8981 219 __uvisor_data_src = .;
AnnaBridge 156:ff21514d8981 220 __uvisor_data_start = .;
AnnaBridge 156:ff21514d8981 221 __uvisor_data_end = .;
AnnaBridge 156:ff21514d8981 222 /************************/
AnnaBridge 156:ff21514d8981 223
AnnaBridge 156:ff21514d8981 224 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 225 __uvisor_secure_end = .;
AnnaBridge 156:ff21514d8981 226 } >FLASH
AnnaBridge 156:ff21514d8981 227
AnnaBridge 156:ff21514d8981 228 .uninitialized (NOLOAD):
AnnaBridge 156:ff21514d8981 229 {
AnnaBridge 156:ff21514d8981 230 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 231 __uninitialized_start = .;
AnnaBridge 156:ff21514d8981 232 *(.uninitialized)
AnnaBridge 156:ff21514d8981 233 KEEP(*(.keep.uninitialized))
AnnaBridge 156:ff21514d8981 234 . = ALIGN(32);
AnnaBridge 156:ff21514d8981 235 __uninitialized_end = .;
AnnaBridge 156:ff21514d8981 236 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 237
AnnaBridge 156:ff21514d8981 238 .bss (NOLOAD):
AnnaBridge 156:ff21514d8981 239 {
AnnaBridge 156:ff21514d8981 240 __bss_start__ = .;
AnnaBridge 156:ff21514d8981 241 *(.bss*)
AnnaBridge 156:ff21514d8981 242 *(COMMON)
AnnaBridge 156:ff21514d8981 243 __bss_end__ = .;
AnnaBridge 156:ff21514d8981 244 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 245
AnnaBridge 156:ff21514d8981 246 .heap (NOLOAD):
AnnaBridge 156:ff21514d8981 247 {
AnnaBridge 156:ff21514d8981 248 __end__ = .;
AnnaBridge 156:ff21514d8981 249 end = __end__;
AnnaBridge 156:ff21514d8981 250 *(.heap*);
AnnaBridge 156:ff21514d8981 251 . += (ORIGIN(RAM_INTERN) + LENGTH(RAM_INTERN) - .);
AnnaBridge 156:ff21514d8981 252 __HeapLimit = .;
AnnaBridge 156:ff21514d8981 253 } > RAM_INTERN
AnnaBridge 156:ff21514d8981 254 PROVIDE(__heap_size = SIZEOF(.heap));
AnnaBridge 156:ff21514d8981 255 PROVIDE(__mbed_sbrk_start = ADDR(.heap));
AnnaBridge 156:ff21514d8981 256 PROVIDE(__mbed_krbs_start = ADDR(.heap) + SIZEOF(.heap));
AnnaBridge 156:ff21514d8981 257
AnnaBridge 156:ff21514d8981 258 /* Provide physical memory boundaries for uVisor. */
AnnaBridge 156:ff21514d8981 259 __uvisor_flash_start = ORIGIN(VECTORS);
AnnaBridge 156:ff21514d8981 260 __uvisor_flash_end = ORIGIN(FLASH) + LENGTH(FLASH);
AnnaBridge 156:ff21514d8981 261 __uvisor_sram_start = ORIGIN(RAM_INTERN);
AnnaBridge 156:ff21514d8981 262 __uvisor_sram_end = ORIGIN(RAM_INTERN) + LENGTH(RAM_INTERN);
AnnaBridge 156:ff21514d8981 263 }