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fix(examples): idf_as_lib linux build

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The Linux build was broken after IDF flash API was updated without updating
the Linux stub library in the example. This commit updates the spi_flash stub
library such that:

- The API now matches same API as IDF's spi_flash component
- Links the stub_esp32 library to pull in basic types and defines
This commit is contained in:
Darian Leung 2025-02-15 18:28:39 +08:00
parent 0b6922405d
commit 3b28818ba4
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5 changed files with 18 additions and 9 deletions
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2
examples/build_system/cmake/idf_as_lib/stubs/esp32/CMakeLists.txt
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@ -1,5 +1,3 @@
add_library(stub_esp32 STATIC system_api.c cpu_start.c)
target_include_directories(stub_esp32 PUBLIC .)
add_library(stub::esp32 ALIAS stub_esp32)
target_link_libraries(stub_esp32 stub::spi_flash)

4
examples/build_system/cmake/idf_as_lib/stubs/esp32/esp_system.h
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@ -9,6 +9,10 @@
extern "C" {
#endif
#define ESP_OK 0 /*!< esp_err_t value indicating success (no error) */
typedef int esp_err_t;
void esp_restart(void);
#ifdef __cplusplus

3
examples/build_system/cmake/idf_as_lib/stubs/spi_flash/CMakeLists.txt
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@ -1,3 +1,4 @@
add_library(stub_spi_flash STATIC flash_ops.c)
target_include_directories(stub_spi_flash INTERFACE .)
target_include_directories(stub_spi_flash PUBLIC .)
add_library(stub::spi_flash ALIAS stub_spi_flash)
target_link_libraries(stub_spi_flash PUBLIC stub_esp32)

9
examples/build_system/cmake/idf_as_lib/stubs/spi_flash/esp_flash.h
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@ -1,18 +1,21 @@
/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
#pragma once
#include <stddef.h>
#include <stdint.h>
#include "esp_system.h"
#ifdef __cplusplus
extern "C" {
#endif
int spi_flash_get_chip_size(void);
typedef void * esp_flash_t;
esp_err_t esp_flash_get_size(esp_flash_t *chip, uint32_t *out_size);
#ifdef __cplusplus
}

9
examples/build_system/cmake/idf_as_lib/stubs/spi_flash/flash_ops.c
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@ -1,10 +1,13 @@
/*
* SPDX-FileCopyrightText: 2022 Espressif Systems (Shanghai) CO LTD
* SPDX-FileCopyrightText: 2022-2025 Espressif Systems (Shanghai) CO LTD
*
* SPDX-License-Identifier: Unlicense OR CC0-1.0
*/
int spi_flash_get_chip_size(void)
#include "esp_flash.h"
esp_err_t esp_flash_get_size(esp_flash_t *chip, uint32_t *out_size)
{
return (1024 * 1024 * 1024);
*out_size = 1024 * 1024 * 1024;
return ESP_OK;
}