github
/
micropython
mirror of https://github.com/micropython/micropython.git
1
0
Fork 0
Code Issues Projects Releases Wiki Activity
Browse Source

nrf/boards: Update linker scripts. 

* Remove FLASH_ISR and merge .isr_vector into FLASH_TEXT. This saves
    some code space, especially on nRF52 devices.
  * Reserve space for nonvolatile storage of data. This is the place for
    a filesystem (to be added).
pull/3137/merge
Ayke van Laethem 7 years ago
committed by Damien George
parent
83f38a99a9
commit
fcc1568546
12 changed files with 56 additions and 59 deletions
Whitespace
Show all changes Ignore whitespace when comparing lines Ignore changes in amount of whitespace Ignore changes in whitespace at EOL
Split View
Diff Options
Show Stats Download Patch File Download Diff File
  1. 27
      ports/nrf/boards/common.ld
  2. 10
      ports/nrf/boards/feather52/custom_nrf52832_dfu_app.ld
  3. 10
      ports/nrf/boards/nrf51x22_256k_16k.ld
  4. 8
      ports/nrf/boards/nrf51x22_256k_16k_s110_8.0.0.ld
  5. 10
      ports/nrf/boards/nrf51x22_256k_32k.ld
  6. 8
      ports/nrf/boards/nrf51x22_256k_32k_s110_8.0.0.ld
  7. 8
      ports/nrf/boards/nrf51x22_256k_32k_s120_2.1.0.ld
  8. 6
      ports/nrf/boards/nrf51x22_256k_32k_s130_2.0.1.ld
  9. 8
      ports/nrf/boards/nrf52832_512k_64k.ld
  10. 6
      ports/nrf/boards/nrf52832_512k_64k_s132_2.0.1.ld
  11. 6
      ports/nrf/boards/nrf52832_512k_64k_s132_3.0.0.ld
  12. 8
      ports/nrf/boards/nrf52840_1M_256k.ld

27
ports/nrf/boards/common.ld
View File

@ -1,28 +1,20 @@
/* define output sections */
SECTIONS
{
/* The startup code goes first into FLASH */
.isr_vector :
{
. = ALIGN(4);
KEEP(*(.isr_vector)) /* Startup code */
. = ALIGN(4);
} >FLASH_ISR
/* The program code and other data goes into FLASH */
.text :
{
. = ALIGN(4);
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
/* *(.glue_7) */ /* glue arm to thumb code */
/* *(.glue_7t) */ /* glue thumb to arm code */
KEEP(*(.isr_vector)) /* Startup code */
*(.text) /* .text sections (code) */
*(.text*) /* .text* sections (code) */
*(.rodata) /* .rodata sections (constants, strings, etc.) */
*(.rodata*) /* .rodata* sections (constants, strings, etc.) */
/* *(.glue_7) */ /* glue arm to thumb code */
/* *(.glue_7t) */ /* glue thumb to arm code */
. = ALIGN(4);
_etext = .; /* define a global symbol at end of code */
_etext = .; /* define a global symbol at end of code */
} >FLASH_TEXT
/*
@ -101,3 +93,6 @@ SECTIONS
.ARM.attributes 0 : { *(.ARM.attributes) }
}
_flash_user_start = ORIGIN(FLASH_USER);
_flash_user_end = ORIGIN(FLASH_USER) + LENGTH(FLASH_USER);

10
ports/nrf/boards/feather52/custom_nrf52832_dfu_app.ld
View File

@ -3,12 +3,14 @@
*/
/* Specify the memory areas */
/* Memory map: https://learn.adafruit.com/bluefruit-nrf52-feather-learning-guide/memory-map */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x080000 /* entire flash, 512 KiB */
FLASH_ISR (rx) : ORIGIN = 0x0001c000, LENGTH = 0x001000 /* sector 0, 4 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x0001c400, LENGTH = 0x026c00 /* 152 KiB - APP - ISR */
RAM (xrw) : ORIGIN = 0x200039c0, LENGTH = 0x0c640 /* 49.5 KiB, give 8KiB headroom for softdevice */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x0001C000, LENGTH = 162K /* app */
FLASH_TEMP (rx) : ORIGIN = 0x00044800, LENGTH = 162K /* temporary storage area for DFU */
FLASH_USER (rx) : ORIGIN = 0x0006D000, LENGTH = 28K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x200039C0, LENGTH = 0x0C640 /* 49.5 KiB, give 8KiB headroom for softdevice */
}
/* produce a link error if there is not this amount of RAM for these sections */

10
ports/nrf/boards/nrf51x22_256k_16k.ld
View File

@ -1,15 +1,15 @@
/*
GNU linker script for NRF52 blank w/ no SoftDevice
GNU linker script for NRF51 AA w/ no SoftDevice
*/
/* Specify the memory areas */
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00000000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00000400, LENGTH = 0x03FC00 /* 255 KiB */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x004000 /* 16 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00000000, LENGTH = 192K /* app */
FLASH_USER (rx) : ORIGIN = 0x00030000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 16K /* use all RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

8
ports/nrf/boards/nrf51x22_256k_16k_s110_8.0.0.ld
View File

@ -6,10 +6,10 @@ SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00018000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00018400, LENGTH = 0x027c00 /* 159 KiB */
RAM (xrw) : ORIGIN = 0x20002000, LENGTH = 0x002000 /* 8 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00018000, LENGTH = 140K /* app */
FLASH_USER (rx) : ORIGIN = 0x0003B000, LENGTH = 20K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20002000, LENGTH = 8K /* app RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

10
ports/nrf/boards/nrf51x22_256k_32k.ld
View File

@ -1,15 +1,15 @@
/*
GNU linker script for NRF52 blank w/ no SoftDevice
GNU linker script for NRF51 AC w/ no SoftDevice
*/
/* Specify the memory areas */
SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00000000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00000400, LENGTH = 0x03F000 /* 255 KiB */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x008000 /* 32 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00000000, LENGTH = 192K /* app */
FLASH_USER (rx) : ORIGIN = 0x00030000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 32K /* use all RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

8
ports/nrf/boards/nrf51x22_256k_32k_s110_8.0.0.ld
View File

@ -6,10 +6,10 @@ SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00018000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00018400, LENGTH = 0x027c00 /* 159 KiB */
RAM (xrw) : ORIGIN = 0x20002000, LENGTH = 0x006000 /* 24 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00018000, LENGTH = 140K /* app */
FLASH_USER (rx) : ORIGIN = 0x0003B000, LENGTH = 20K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20002000, LENGTH = 24K /* app RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

8
ports/nrf/boards/nrf51x22_256k_32k_s120_2.1.0.ld
View File

@ -6,10 +6,10 @@ SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x0001D000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x0001D400, LENGTH = 0x022c00 /* 139 KiB */
RAM (xrw) : ORIGIN = 0x20002800, LENGTH = 0x005800 /* 22 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x0001D000, LENGTH = 130K /* app */
FLASH_USER (rx) : ORIGIN = 0x0003D800, LENGTH = 10K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20002800, LENGTH = 22K /* app RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

6
ports/nrf/boards/nrf51x22_256k_32k_s130_2.0.1.ld
View File

@ -6,9 +6,9 @@ SEARCH_DIR(.)
GROUP(-lgcc -lc -lnosys)
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x040000 /* entire flash, 256 KiB */
FLASH_ISR (rx) : ORIGIN = 0x0001b000, LENGTH = 0x000400 /* sector 0, 1 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x0001b400, LENGTH = 0x024c00 /* 147 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 256K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x0001B000, LENGTH = 130K /* app */
FLASH_USER (rx) : ORIGIN = 0x0003B000, LENGTH = 18K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x200013c8, LENGTH = 0x006c38 /* 27 KiB */
}

8
ports/nrf/boards/nrf52832_512k_64k.ld
View File

@ -5,10 +5,10 @@
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x080000 /* entire flash, 512 KiB */
FLASH_ISR (rx) : ORIGIN = 0x00000000, LENGTH = 0x001000 /* sector 0, 4 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00001000, LENGTH = 0x07F000 /* 508 KiB */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x010000 /* 64 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00000000, LENGTH = 448K /* app */
FLASH_USER (rx) : ORIGIN = 0x00070000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 64K /* use all RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

6
ports/nrf/boards/nrf52832_512k_64k_s132_2.0.1.ld
View File

@ -5,9 +5,9 @@
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x080000 /* entire flash, 512 KiB */
FLASH_ISR (rx) : ORIGIN = 0x0001c000, LENGTH = 0x001000 /* sector 0, 4 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x0001d000, LENGTH = 0x060000 /* 396 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x0001c000, LENGTH = 336K /* app */
FLASH_USER (rx) : ORIGIN = 0x00070000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x200039c0, LENGTH = 0x0c640 /* 49.5 KiB, give 8KiB headroom for softdevice */
}

6
ports/nrf/boards/nrf52832_512k_64k_s132_3.0.0.ld
View File

@ -5,9 +5,9 @@
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x080000 /* entire flash, 512 KiB */
FLASH_ISR (rx) : ORIGIN = 0x0001f000, LENGTH = 0x001000 /* sector 0, 4 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00020000, LENGTH = 0x060000 /* 396 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 512K /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x0001F000, LENGTH = 324K /* app */
FLASH_USER (rx) : ORIGIN = 0x00070000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x200039c0, LENGTH = 0x0c640 /* 49.5 KiB, give 8KiB headroom for softdevice */
}

8
ports/nrf/boards/nrf52840_1M_256k.ld
View File

@ -5,10 +5,10 @@
/* Specify the memory areas */
MEMORY
{
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 0x100000 /* entire flash, 1 MiB */
FLASH_ISR (rx) : ORIGIN = 0x00000000, LENGTH = 0x001000 /* sector 0, 4 KiB */
FLASH_TEXT (rx) : ORIGIN = 0x00001000, LENGTH = 0x0FF000 /* 1020 KiB */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 0x040000 /* 256 KiB */
FLASH (rx) : ORIGIN = 0x00000000, LENGTH = 1M /* entire flash */
FLASH_TEXT (rx) : ORIGIN = 0x00000000, LENGTH = 960K /* app */
FLASH_USER (rx) : ORIGIN = 0x000F0000, LENGTH = 64K /* app data, filesystem */
RAM (xrw) : ORIGIN = 0x20000000, LENGTH = 256K /* use all RAM */
}
/* produce a link error if there is not this amount of RAM for these sections */

Write Preview
Loading…
Cancel
Save