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soc: espressif: Extend the program header

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Add new fields to the `esp_image_load_header_t`

* provide IROM and DROM fields to fix debugging features
* extend the header to up to 96 Bytes for future use

Signed-off-by: Marek Matej <marek.matej@espressif.com>
This commit is contained in:
Marek Matej 2025-01-06 20:35:59 +01:00 • committed by Benjamin Cabé
commit d276cf753f
6 changed files with 164 additions and 43 deletions
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41
soc/espressif/esp32s3/default.ld
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@ -49,13 +49,13 @@ procpu_dram_len = procpu_dram_end - procpu_dram_org;
MEMORY
{
#ifdef CONFIG_BOOTLOADER_MCUBOOT
mcuboot_hdr (R): org = 0x0, len = 0x20
metadata (R): org = 0x20, len = 0x60
FLASH (R): org = 0x80, len = FLASH_SIZE - 0x80
mcuboot_hdr (R): org = 0x0, len = 0x20
metadata (R): org = 0x20, len = 0x60
FLASH (R): org = 0x80, len = FLASH_SIZE - 0x80
#else
/* Make safety margin in the FLASH memory size so the
* (esp_img_header + (n*esp_seg_headers)) would fit */
FLASH (R): org = 0x0, len = FLASH_SIZE - 0x100
FLASH (R): org = 0x0, len = FLASH_SIZE - 0x100
#endif /* CONFIG_BOOTLOADER_MCUBOOT */
iram0_0_seg(RX): org = procpu_iram_org, len = procpu_iram_len
@ -149,24 +149,41 @@ SECTIONS
LONG(LOADADDR(.dram0.data))
LONG(LOADADDR(.dram0.end) + SIZEOF(.dram0.end) - LOADADDR(.dram0.data))
/* RTC_TEXT metadata:
* 8. Destination address (VMA) for RTC_TEXT region
* 9. Flash offset (LMA) for start of RTC_TEXT region
* 10. Size of RTC region
/* RTC_IRAM metadata:
* 8. Destination address (VMA) for RTC_IRAM region
* 9. Flash offset (LMA) for start of RTC_IRAM region
* 10. Size of RTC_IRAM region
*/
LONG(ADDR(.rtc.text))
LONG(LOADADDR(.rtc.text))
LONG(SIZEOF(.rtc.text))
/* RTC_DATA metadata:
* 11. Destination address (VMA) for RTC_DATA region
* 12. Flash offset (LMA) for start of RTC_DATA region
* 13. Size of RTC region
/* RTC_DRAM metadata:
* 11. Destination address (VMA) for RTC_DRAM region
* 12. Flash offset (LMA) for start of RTC_DRAM region
* 13. Size of RTC_DRAM region
*/
LONG(ADDR(.rtc.data))
LONG(LOADADDR(.rtc.data))
LONG(SIZEOF(.rtc.data))
/* IROM metadata:
* 14. Destination address (VMA) for IROM region
* 15. Flash offset (LMA) for start of IROM region
* 16. Size of IROM region
*/
LONG(ADDR(.flash.text))
LONG(LOADADDR(.flash.text))
LONG(SIZEOF(.flash.text))
/* DROM metadata:
* 17. Destination address (VMA) for DROM region
* 18. Flash offset (LMA) for start of DROM region
* 19. Size of DROM region
*/
LONG(ADDR(.flash.rodata))
LONG(LOADADDR(.flash.rodata))
LONG(LOADADDR(.flash.rodata_end) - LOADADDR(.flash.rodata))
} > metadata
#endif /* CONFIG_BOOTLOADER_MCUBOOT */