Commit 41019480 authored by Francois Ramu's avatar Francois Ramu Committed by David Leach
Browse files

samples: code relocation in external memory of stm32 disco kit 



Define the configuration to run the code_relocation
application on the external memory octo flash
of the stm32u585 or stm32h7b3i disco kit in XIP

Signed-off-by: default avatarFrancois Ramu <francois.ramu@st.com>
parent ae06f927

samples/application_development/code_relocation_nocopy/README.rst

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@@ -39,6 +39,18 @@ to 0x90000000. 
   :goals: build flash

   :compact:



STM32 b_u585i_iot02a Discovery kit instructions

***********************************************



The b_u585i_iot02a has 64MB of external flash attached via OSPI. It is mapped

to 0x70000000.



.. zephyr-app-commands::

   :zephyr-app: samples/application_development/code_relocation_nocopy

   :board: b_u585i_iot02a

   :goals: build flash

   :compact:



Execution output

****************

samples/application_development/code_relocation_nocopy/boards/b_u585i_iot02a.conf

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CONFIG_FLASH=y

CONFIG_STM32_MEMMAP=y

samples/application_development/code_relocation_nocopy/boards/stm32h7b3i_dk.conf

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CONFIG_FLASH=y

CONFIG_STM32_MEMMAP=y

samples/application_development/code_relocation_nocopy/linker_arm_nocopy.ld

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@@ -26,6 +26,13 @@ 
#define EXTFLASH_SIZE	DT_PROP_OR(EXTFLASH_NODE, size_in_bytes, \

				   DT_PROP(EXTFLASH_NODE, size) / 8)



#elif defined(CONFIG_STM32_MEMMAP) && DT_NODE_EXISTS(DT_INST(0, st_stm32_ospi_nor))

/* On stm32 OSPI, external flash is mapped in XIP region at address given by the reg property. */



#define EXTFLASH_NODE	DT_INST(0, st_stm32_ospi_nor)

#define EXTFLASH_ADDR	DT_REG_ADDR(DT_INST(0, st_stm32_ospi_nor))

#define EXTFLASH_SIZE	DT_REG_ADDR_BY_IDX(DT_INST(0, st_stm32_ospi_nor), 1)



#elif defined(CONFIG_STM32_MEMMAP) && DT_NODE_EXISTS(DT_INST(0, st_stm32_qspi_nor))

/* On stm32 QSPI, external flash is mapped in XIP region at address given by the reg property. */

samples/application_development/code_relocation_nocopy/sample.yaml

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@@ -7,6 +7,8 @@ tests: 
      - qemu_cortex_m3

      - nrf5340dk/nrf5340/cpuapp

      - stm32f769i_disco

      - stm32h7b3i_dk

      - b_u585i_iot02a

    integration_platforms:

      - qemu_cortex_m3

    tags: linker

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