2018-02-07 16:32:49 +00:00
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/* Linker script to configure memory regions. */
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SEARCH_DIR(.)
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GROUP(-lgcc -lc -lnosys)
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MEMORY
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{
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/** Flash start address for the bootloader. This setting will also be stored in UICR to allow the
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* MBR to init the bootloader when starting the system. This value must correspond to
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* BOOTLOADER_REGION_START found in dfu_types.h. The system is prevented from starting up if
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* those values do not match. The check is performed in main.c, see
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* APP_ERROR_CHECK_BOOL(*((uint32_t *)NRF_UICR_BOOT_START_ADDRESS) == BOOTLOADER_REGION_START);
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*/
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2018-02-09 16:22:35 +00:00
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FLASH (rx) : ORIGIN = 0xF4000, LENGTH = 0xA000 /* 40 KB */
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2018-02-07 16:32:49 +00:00
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2018-04-16 11:28:50 +00:00
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/** RAM Region for bootloader. */
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RAM (rwx) : ORIGIN = 0x20003400, LENGTH = 0x20007F80-0x20003400
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2018-02-07 16:32:49 +00:00
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/** Location of non initialized RAM. Non initialized RAM is used for exchanging bond information
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* from application to bootloader when using buttonluss DFU OTA.
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*/
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NOINIT (rwx) : ORIGIN = 0x20007F80, LENGTH = 0x80
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/** Location of bootloader setting in flash. */
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2018-02-09 16:22:35 +00:00
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BOOTLOADER_SETTINGS (rw) : ORIGIN = 0x000FF000, LENGTH = 0x1000
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2018-02-07 16:32:49 +00:00
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/** Location in UICR where bootloader start address is stored. */
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UICR_BOOTLOADER (r) : ORIGIN = 0x10001014, LENGTH = 0x04
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/** Location of mbr params page in flash. */
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2018-02-09 16:22:35 +00:00
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MBR_PARAMS_PAGE (rw) : ORIGIN = 0x000FE000, LENGTH = 0x1000
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2018-02-07 16:32:49 +00:00
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/** Location in UICR where mbr params page address is stored. */
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UICR_MBR_PARAM_PAGE(r) : ORIGIN = 0x10001018, LENGTH = 0x04
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}
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SECTIONS
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{
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.fs_data_out ALIGN(4):
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{
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PROVIDE( __start_fs_data = .);
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KEEP(*(fs_data))
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PROVIDE( __stop_fs_data = .);
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} = 0
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/* Place the bootloader settings page in flash. */
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.bootloaderSettings(NOLOAD) :
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{
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} > BOOTLOADER_SETTINGS
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/* Write the bootloader address in UICR. */
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.uicrBootStartAddress :
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{
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KEEP(*(.uicrBootStartAddress))
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} > UICR_BOOTLOADER
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/* Place the mbr params page in flash. */
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.mbrParamsPage(NOLOAD) :
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{
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} > MBR_PARAMS_PAGE
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/* Write the bootloader address in UICR. */
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.uicrMbrParamsPageAddress :
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{
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KEEP(*(.uicrMbrParamsPageAddress))
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} > UICR_MBR_PARAM_PAGE
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/* No init RAM section in bootloader. Used for bond information exchange. */
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.noinit(NOLOAD) :
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{
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} > NOINIT
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/* other placements follow here... */
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}
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INCLUDE "nrf52_common.ld"
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