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Teensy Builds retain Filesystem 

Changed a few things in the link step that satisfies the teensy
loader apps, both the teensy.exe as well as the teensy_loader_cli

such that when you program the board again it should retain the
file sytem that is stored in the upper area of the Flash
This commit is contained in:
KurtE 2022-05-23 17:29:46 -07:00
parent 500083e887
commit d47662c448
4 changed files with 14 additions and 7 deletions
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6
ports/mimxrt10xx/boards/sparkfun_teensy_micromod/flash_config.c
View File

@ -15,7 +15,7 @@ __attribute__((section(".boot_hdr.ivt")))
* IVT Data
*************************************/
const ivt image_vector_table = {
IVT_HEADER, /* IVT Header */
0x432000D1, /* Teensy bootloader looks for this value*/
IMAGE_ENTRY_ADDRESS, /* Image Entry Function */
IVT_RSVD, /* Reserved = 0 */
(uint32_t)DCD_ADDRESS, /* Address where DCD information is stored */
@ -25,13 +25,15 @@ const ivt image_vector_table = {
IVT_RSVD /* Reserved = 0 */
};
extern unsigned long _flashimagelen;
__attribute__((section(".boot_hdr.boot_data")))
/*************************************
* Boot Data
*************************************/
const BOOT_DATA_T boot_data = {
FLASH_BASE, /* boot start location */
FLASH_SIZE, /* size */
(uint32_t)&_flashimagelen, /* actual size of image */
PLUGIN_FLAG, /* Plugin flag*/
0xFFFFFFFF /* empty - extra data word */
};

6
ports/mimxrt10xx/boards/teensy40/flash_config.c
View File

@ -15,7 +15,7 @@ __attribute__((section(".boot_hdr.ivt")))
* IVT Data
*************************************/
const ivt image_vector_table = {
IVT_HEADER, /* IVT Header */
0x432000D1, /* Teensy bootloader looks for this value*/
IMAGE_ENTRY_ADDRESS, /* Image Entry Function */
IVT_RSVD, /* Reserved = 0 */
(uint32_t)DCD_ADDRESS, /* Address where DCD information is stored */
@ -25,13 +25,15 @@ const ivt image_vector_table = {
IVT_RSVD /* Reserved = 0 */
};
extern unsigned long _flashimagelen;
__attribute__((section(".boot_hdr.boot_data")))
/*************************************
* Boot Data
*************************************/
const BOOT_DATA_T boot_data = {
FLASH_BASE, /* boot start location */
FLASH_SIZE, /* size */
(uint32_t)&_flashimagelen, /* actual size of image */
PLUGIN_FLAG, /* Plugin flag*/
0xFFFFFFFF /* empty - extra data word */
};

6
ports/mimxrt10xx/boards/teensy41/flash_config.c
View File

@ -15,7 +15,7 @@ __attribute__((section(".boot_hdr.ivt")))
* IVT Data
*************************************/
const ivt image_vector_table = {
IVT_HEADER, /* IVT Header */
0x432000D1, /* Teensy bootloader looks for this value*/
IMAGE_ENTRY_ADDRESS, /* Image Entry Function */
IVT_RSVD, /* Reserved = 0 */
(uint32_t)DCD_ADDRESS, /* Address where DCD information is stored */
@ -25,13 +25,15 @@ const ivt image_vector_table = {
IVT_RSVD /* Reserved = 0 */
};
extern unsigned long _flashimagelen;
__attribute__((section(".boot_hdr.boot_data")))
/*************************************
* Boot Data
*************************************/
const BOOT_DATA_T boot_data = {
FLASH_BASE, /* boot start location */
FLASH_SIZE, /* size */
(uint32_t)&_flashimagelen, /* actual size of image */
PLUGIN_FLAG, /* Plugin flag*/
0xFFFFFFFF /* empty - extra data word */
};

3
ports/mimxrt10xx/linking/common.ld
View File

@ -74,7 +74,6 @@ SECTIONS
_etext = .; /* define a global symbol at end of code */
__etext = .; /* define a global symbol at end of code */
} > FLASH_FIRMWARE
_ld_filesystem_start = ORIGIN(FLASH_FATFS);
_ld_filesystem_end = _ld_filesystem_start + LENGTH(FLASH_FATFS);
@ -127,6 +126,8 @@ SECTIONS
_ld_dtcm_data_flash_copy = LOADADDR(.dtcm_data);
_ld_dtcm_data_size = SIZEOF(.dtcm_data);
_flashimagelen = _ld_dtcm_data_flash_copy + _ld_dtcm_data_size - flash_config_location;
.dtcm_bss :
{
. = ALIGN(4);