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https://github.com/0xFEEDC0DE64/arduino-esp32.git
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Update IDF to f586f5e (#1296)
* Update BLE lib * Update IDF to f586f5e * Restructure Bluetooth Serial includes * Update esptool and gen_esp32part * Add partition scheme selection for menuconfig * Add partition scheme selection for Arduino IDE * Fix BLE example * Second attempt BLE fix * Add exceptions to PIO
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@ -77,12 +77,16 @@ esp_err_t spi_flash_erase_range(size_t start_address, size_t size);
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/**
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* @brief Write data to Flash.
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*
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* @note If source address is in DROM, this function will return
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* ESP_ERR_INVALID_ARG.
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* @note For fastest write performance, write a 4 byte aligned size at a
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* 4 byte aligned offset in flash from a source buffer in DRAM. Varying any of
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* these parameters will still work, but will be slower due to buffering.
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*
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* @param dest_addr destination address in Flash. Must be a multiple of 4 bytes.
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* @param src pointer to the source buffer.
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* @param size length of data, in bytes. Must be a multiple of 4 bytes.
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* @note Writing more than 8KB at a time will be split into multiple
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* write operations to avoid disrupting other tasks in the system.
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*
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* @param dest_addr Destination address in Flash.
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* @param src Pointer to the source buffer.
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* @param size Length of data, in bytes.
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*
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* @return esp_err_t
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*/
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@ -103,9 +107,9 @@ esp_err_t spi_flash_write(size_t dest_addr, const void *src, size_t size);
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* absolute best performance, both dest_addr and size arguments should
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* be multiples of 32 bytes.
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*
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* @param dest_addr destination address in Flash. Must be a multiple of 16 bytes.
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* @param src pointer to the source buffer.
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* @param size length of data, in bytes. Must be a multiple of 16 bytes.
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* @param dest_addr Destination address in Flash. Must be a multiple of 16 bytes.
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* @param src Pointer to the source buffer.
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* @param size Length of data, in bytes. Must be a multiple of 16 bytes.
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*
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* @return esp_err_t
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*/
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@ -114,10 +118,22 @@ esp_err_t spi_flash_write_encrypted(size_t dest_addr, const void *src, size_t si
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/**
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* @brief Read data from Flash.
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*
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* @note For fastest read performance, all parameters should be
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* 4 byte aligned. If source address and read size are not 4 byte
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* aligned, read may be split into multiple flash operations. If
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* destination buffer is not 4 byte aligned, a temporary buffer will
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* be allocated on the stack.
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*
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* @note Reading more than 16KB of data at a time will be split
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* into multiple reads to avoid disruption to other tasks in the
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* system. Consider using spi_flash_mmap() to read large amounts
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* of data.
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*
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* @param src_addr source address of the data in Flash.
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* @param dest pointer to the destination buffer
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* @param size length of data
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*
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*
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* @return esp_err_t
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*/
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esp_err_t spi_flash_read(size_t src_addr, void *dest, size_t size);
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@ -155,19 +171,20 @@ typedef uint32_t spi_flash_mmap_handle_t;
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/**
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* @brief Map region of flash memory into data or instruction address space
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*
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* This function allocates sufficient number of 64k MMU pages and configures
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* them to map request region of flash memory into data address space or into
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* instruction address space. It may reuse MMU pages which already provide
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* required mapping. As with any allocator, there is possibility of fragmentation
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* of address space if mmap/munmap are heavily used. To troubleshoot issues with
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* page allocation, use spi_flash_mmap_dump function.
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* This function allocates sufficient number of 64kB MMU pages and configures
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* them to map the requested region of flash memory into the address space.
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* It may reuse MMU pages which already provide the required mapping.
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*
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* As with any allocator, if mmap/munmap are heavily used then the address space
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* may become fragmented. To troubleshoot issues with page allocation, use
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* spi_flash_mmap_dump() function.
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*
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* @param src_addr Physical address in flash where requested region starts.
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* This address *must* be aligned to 64kB boundary
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* (SPI_FLASH_MMU_PAGE_SIZE).
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* @param size Size of region which has to be mapped. This size will be rounded
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* up to a 64k boundary.
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* @param memory Memory space where the region should be mapped
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* (SPI_FLASH_MMU_PAGE_SIZE)
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* @param size Size of region to be mapped. This size will be rounded
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* up to a 64kB boundary
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* @param memory Address space where the region should be mapped (data or instruction)
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* @param out_ptr Output, pointer to the mapped memory region
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* @param out_handle Output, handle which should be used for spi_flash_munmap call
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*
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@ -179,17 +196,16 @@ esp_err_t spi_flash_mmap(size_t src_addr, size_t size, spi_flash_mmap_memory_t m
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/**
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* @brief Map sequences of pages of flash memory into data or instruction address space
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*
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* This function allocates sufficient number of 64k MMU pages and configures
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* them to map the indicated pages of flash memory contiguously into data address
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* space or into instruction address space. In this respect, it works in a similar
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* way as spi_flash_mmap but it allows mapping a (maybe non-contiguous) set of pages
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* into a contiguous region of memory.
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* This function allocates sufficient number of 64kB MMU pages and configures
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* them to map the indicated pages of flash memory contiguously into address space.
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* In this respect, it works in a similar way as spi_flash_mmap() but it allows mapping
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* a (maybe non-contiguous) set of pages into a contiguous region of memory.
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*
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* @param pages An array of numbers indicating the 64K pages in flash to be mapped
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* contiguously into memory. These indicate the indexes of the 64K pages,
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* @param pages An array of numbers indicating the 64kB pages in flash to be mapped
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* contiguously into memory. These indicate the indexes of the 64kB pages,
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* not the byte-size addresses as used in other functions.
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* @param pagecount Size of the pages array
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* @param memory Memory space where the region should be mapped
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* @param pagecount Number of entries in the pages array
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* @param memory Address space where the region should be mapped (instruction or data)
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* @param out_ptr Output, pointer to the mapped memory region
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* @param out_handle Output, handle which should be used for spi_flash_munmap call
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*
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@ -220,13 +236,28 @@ void spi_flash_munmap(spi_flash_mmap_handle_t handle);
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*/
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void spi_flash_mmap_dump();
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/**
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* @brief get free pages number which can be mmap
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*
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* This function will return free page number of the mmu table which can mmap,
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* when you want to call spi_flash_mmap to mmap an ranger of flash data to Dcache or Icache
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* memmory region, maybe the size of MMU table will exceed,so if you are not sure the
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* size need mmap is ok, can call the interface and watch how many MMU table page can be
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* mmaped.
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*
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* @param memory memmory type of MMU table free page
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*
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* @return number of free pages which can be mmaped
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*/
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uint32_t spi_flash_mmap_get_free_pages(spi_flash_mmap_memory_t memory);
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#define SPI_FLASH_CACHE2PHYS_FAIL UINT32_MAX /*<! Result from spi_flash_cache2phys() if flash cache address is invalid */
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/**
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* @brief Given a memory address where flash is mapped, return the corresponding physical flash offset.
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*
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* Cache address does not have have been assigned via spi_flash_mmap(), any address in flash map space can be looked up.
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* Cache address does not have have been assigned via spi_flash_mmap(), any address in memory mapped flash space can be looked up.
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*
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* @param cached Pointer to flashed cached memory.
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*
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@ -248,7 +279,7 @@ size_t spi_flash_cache2phys(const void *cached);
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* phys_offs is not 4-byte aligned, then reading from the returned pointer will result in a crash.
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*
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* @param phys_offs Physical offset in flash memory to look up.
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* @param memory Memory type to look up a flash cache address mapping for (IROM or DROM)
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* @param memory Address space type to look up a flash cache address mapping for (instruction or data)
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*
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* @return
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* - NULL if the physical address is invalid or not mapped to flash cache of the specified memory type.
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@ -264,6 +295,7 @@ bool spi_flash_cache_enabled();
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/**
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* @brief SPI flash critical section enter function.
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*
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*/
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typedef void (*spi_flash_guard_start_func_t)(void);
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/**
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