Workshop example
Dependencies: X_NUCLEO_COMMON ST_INTERFACES
Revision 26:4c6610d4f6a4, committed 2018-12-18
- Comitter:
- screamer
- Date:
- Tue Dec 18 18:25:10 2018 +0000
- Parent:
- 25:6682924c7185
- Child:
- 27:6e1cfc981983
- Commit message:
- Remove QSPIF driver, now provided by mbed-os-5.11
Changed in this revision
--- a/drivers/storage/COMPONENT_QSPIF/QSPIFBlockDevice.cpp Tue Dec 18 17:15:49 2018 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,1405 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2018 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ - -#include "QSPIFBlockDevice.h" -#include <string.h> -#include "mbed_wait_api.h" - -#ifndef MBED_CONF_MBED_TRACE_ENABLE -#define MBED_CONF_MBED_TRACE_ENABLE 0 -#endif - -#include "mbed_trace.h" -#define TRACE_GROUP "QSPIF" - -using namespace mbed; - -/* Default QSPIF Parameters */ -/****************************/ -#define QSPIF_DEFAULT_READ_SIZE 1 -#define QSPIF_DEFAULT_PROG_SIZE 1 -#define QSPIF_DEFAULT_PAGE_SIZE 256 -#define QSPIF_DEFAULT_SE_SIZE 4096 -#define QSPI_MAX_STATUS_REGISTER_SIZE 3 -#ifndef UINT64_MAX -#define UINT64_MAX -1 -#endif -#define QSPI_NO_ADDRESS_COMMAND UINT64_MAX -// Status Register Bits -#define QSPIF_STATUS_BIT_WIP 0x1 //Write In Progress -#define QSPIF_STATUS_BIT_WEL 0x2 // Write Enable Latch - -/* SFDP Header Parsing */ -/***********************/ -#define QSPIF_SFDP_HEADER_SIZE 8 -#define QSPIF_PARAM_HEADER_SIZE 8 - -/* Basic Parameters Table Parsing */ -/**********************************/ -#define SFDP_DEFAULT_BASIC_PARAMS_TABLE_SIZE_BYTES 64 /* 16 DWORDS */ -//READ Instruction support according to BUS Configuration -#define QSPIF_BASIC_PARAM_TABLE_FAST_READ_SUPPORT_BYTE 2 -#define QSPIF_BASIC_PARAM_TABLE_QPI_READ_SUPPORT_BYTE 16 -#define QSPIF_BASIC_PARAM_TABLE_444_READ_INST_BYTE 27 -#define QSPIF_BASIC_PARAM_TABLE_144_READ_INST_BYTE 9 -#define QSPIF_BASIC_PARAM_TABLE_114_READ_INST_BYTE 11 -#define QSPIF_BASIC_PARAM_TABLE_222_READ_INST_BYTE 23 -#define QSPIF_BASIC_PARAM_TABLE_122_READ_INST_BYTE 15 -#define QSPIF_BASIC_PARAM_TABLE_112_READ_INST_BYTE 13 -#define QSPIF_BASIC_PARAM_TABLE_PAGE_SIZE_BYTE 40 -// Quad Enable Params -#define QSPIF_BASIC_PARAM_TABLE_QER_BYTE 58 -#define QSPIF_BASIC_PARAM_TABLE_444_MODE_EN_SEQ_BYTE 56 -// Erase Types Params -#define QSPIF_BASIC_PARAM_ERASE_TYPE_1_BYTE 29 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_2_BYTE 31 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_3_BYTE 33 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_4_BYTE 35 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_1_SIZE_BYTE 28 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_2_SIZE_BYTE 30 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_3_SIZE_BYTE 32 -#define QSPIF_BASIC_PARAM_ERASE_TYPE_4_SIZE_BYTE 34 -#define QSPIF_BASIC_PARAM_4K_ERASE_TYPE_BYTE 1 - -// Erase Types Per Region BitMask -#define ERASE_BITMASK_TYPE4 0x08 -#define ERASE_BITMASK_TYPE1 0x01 -#define ERASE_BITMASK_NONE 0x00 -#define ERASE_BITMASK_ALL 0x0F - -#define IS_MEM_READY_MAX_RETRIES 10000 - -enum qspif_default_instructions { - QSPIF_NOP = 0x00, // No operation - QSPIF_PP = 0x02, // Page Program data - QSPIF_READ = 0x03, // Read data - QSPIF_SE = 0x20, // 4KB Sector Erase - QSPIF_SFDP = 0x5a, // Read SFDP - QSPIF_WRSR = 0x01, // Write Status/Configuration Register - QSPIF_WRDI = 0x04, // Write Disable - QSPIF_RDSR = 0x05, // Read Status Register - QSPIF_WREN = 0x06, // Write Enable - QSPIF_RSTEN = 0x66, // Reset Enable - QSPIF_RST = 0x99, // Reset - QSPIF_RDID = 0x9f, // Read Manufacturer and JDEC Device ID -}; - -// Local Function -static int local_math_power(int base, int exp); - -/* Init function to initialize Different Devices CS static list */ -static PinName *generate_initialized_active_qspif_csel_arr(); -// Static Members for different devices csel -// _devices_mutex is used to lock csel list - only one QSPIFBlockDevice instance per csel is allowed -SingletonPtr<PlatformMutex> QSPIFBlockDevice::_devices_mutex; -int QSPIFBlockDevice::_number_of_active_qspif_flash_csel = 0; -PinName *QSPIFBlockDevice::_active_qspif_flash_csel_arr = generate_initialized_active_qspif_csel_arr(); - -/********* Public API Functions *********/ -/****************************************/ -QSPIFBlockDevice::QSPIFBlockDevice(PinName io0, PinName io1, PinName io2, PinName io3, PinName sclk, PinName csel, - int clock_mode, int freq) - : _qspi(io0, io1, io2, io3, sclk, csel, clock_mode), _csel(csel), _freq(freq), _device_size_bytes(0), - _init_ref_count(0), - _is_initialized(false) -{ - _unique_device_status = add_new_csel_instance(csel); - - if (_unique_device_status == 0) { - tr_info("Adding a new QSPIFBlockDevice csel: %d\n", (int)csel); - } else if (_unique_device_status == -1) { - tr_error("QSPIFBlockDevice with the same csel(%d) already exists\n", (int)csel); - } else { - tr_error("Too many different QSPIFBlockDevice devices - max allowed: %d\n", QSPIF_MAX_ACTIVE_FLASH_DEVICES); - } -} - -int QSPIFBlockDevice::init() -{ - if (_unique_device_status == 0) { - tr_debug("QSPIFBlockDevice csel: %d", (int)_csel); - } else if (_unique_device_status == -1) { - tr_error("QSPIFBlockDevice with the same csel(%d) already exists", (int)_csel); - return QSPIF_BD_ERROR_DEVICE_NOT_UNIQE; - } else { - tr_error("Too many different QSPIFBlockDevice devices - max allowed: %d", QSPIF_MAX_ACTIVE_FLASH_DEVICES); - return QSPIF_BD_ERROR_DEVICE_MAX_EXCEED; - } - - uint8_t vendor_device_ids[4]; - size_t data_length = 3; - int status = QSPIF_BD_ERROR_OK; - uint32_t basic_table_addr = 0; - size_t basic_table_size = 0; - uint32_t sector_map_table_addr = 0; - size_t sector_map_table_size = 0; - int qspi_status = QSPI_STATUS_OK; - - _mutex.lock(); - - if (!_is_initialized) { - _init_ref_count = 0; - } - - _init_ref_count++; - - if (_init_ref_count != 1) { - goto exit_point; - } - - //Initialize parameters - _min_common_erase_size = 0; - _regions_count = 1; - _region_erase_types_bitfield[0] = ERASE_BITMASK_NONE; - - //Default Bus Setup 1_1_1 with 0 dummy and mode cycles - _inst_width = QSPI_CFG_BUS_SINGLE; - _address_width = QSPI_CFG_BUS_SINGLE; - _address_size = QSPI_CFG_ADDR_SIZE_24; - _data_width = QSPI_CFG_BUS_SINGLE; - _dummy_and_mode_cycles = 0; - _write_register_inst = QSPIF_WRSR; - _read_register_inst = QSPIF_RDSR; - - - if (QSPI_STATUS_OK != _qspi_set_frequency(_freq)) { - tr_error("QSPI Set Frequency Failed"); - status = QSPIF_BD_ERROR_DEVICE_ERROR; - goto exit_point; - } - - // Soft Reset - if (-1 == _reset_flash_mem()) { - tr_error("Init - Unable to initialize flash memory, tests failed"); - status = QSPIF_BD_ERROR_DEVICE_ERROR; - goto exit_point; - } else { - tr_info("Initialize flash memory OK"); - } - - /* Read Manufacturer ID (1byte), and Device ID (2bytes)*/ - qspi_status = _qspi_send_general_command(QSPIF_RDID, QSPI_NO_ADDRESS_COMMAND, NULL, 0, (char *)vendor_device_ids, - data_length); - if (qspi_status != QSPI_STATUS_OK) { - tr_error("Init - Read Vendor ID Failed"); - status = QSPIF_BD_ERROR_DEVICE_ERROR; - goto exit_point; - } - - tr_debug("Vendor device ID = 0x%x 0x%x 0x%x 0x%x \n", vendor_device_ids[0], - vendor_device_ids[1], vendor_device_ids[2], vendor_device_ids[3]); - switch (vendor_device_ids[0]) { - case 0xbf: - // SST devices come preset with block protection - // enabled for some regions, issue write disable instruction to clear - _set_write_enable(); - _qspi_send_general_command(QSPIF_WRDI, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, 0); - break; - } - - //Synchronize Device - if (false == _is_mem_ready()) { - tr_error("Init - _is_mem_ready Failed"); - status = QSPIF_BD_ERROR_READY_FAILED; - goto exit_point; - } - - /**************************** Parse SFDP Header ***********************************/ - if (0 != _sfdp_parse_sfdp_headers(basic_table_addr, basic_table_size, sector_map_table_addr, sector_map_table_size)) { - tr_error("Init - Parse SFDP Headers Failed"); - status = QSPIF_BD_ERROR_PARSING_FAILED; - goto exit_point; - } - - /**************************** Parse Basic Parameters Table ***********************************/ - if (0 != _sfdp_parse_basic_param_table(basic_table_addr, basic_table_size)) { - tr_error("Init - Parse Basic Param Table Failed"); - status = QSPIF_BD_ERROR_PARSING_FAILED; - goto exit_point; - } - - /**************************** Parse Sector Map Table ***********************************/ - _region_size_bytes[0] = - _device_size_bytes; // If there's no region map, we have a single region sized the entire device size - _region_high_boundary[0] = _device_size_bytes - 1; - - if ((sector_map_table_addr != 0) && (0 != sector_map_table_size)) { - tr_info("Init - Parsing Sector Map Table - addr: 0x%lxh, Size: %d", sector_map_table_addr, - sector_map_table_size); - if (0 != _sfdp_parse_sector_map_table(sector_map_table_addr, sector_map_table_size)) { - tr_error("Init - Parse Sector Map Table Failed"); - status = QSPIF_BD_ERROR_PARSING_FAILED; - goto exit_point; - } - } - - // Configure BUS Mode to 1_1_1 for all commands other than Read - _qspi_configure_format(QSPI_CFG_BUS_SINGLE, QSPI_CFG_BUS_SINGLE, QSPI_CFG_ADDR_SIZE_24, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, QSPI_CFG_BUS_SINGLE, 0); - - _is_initialized = true; - -exit_point: - _mutex.unlock(); - - return status; -} - -int QSPIFBlockDevice::deinit() -{ - int result = QSPIF_BD_ERROR_OK; - - _mutex.lock(); - - if (!_is_initialized) { - _init_ref_count = 0; - _mutex.unlock(); - return result; - } - - _init_ref_count--; - - if (_init_ref_count) { - _mutex.unlock(); - return result; - } - - // Disable Device for Writing - qspi_status_t status = _qspi_send_general_command(QSPIF_WRDI, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, 0); - if (status != QSPI_STATUS_OK) { - tr_error("Write Disable failed"); - result = QSPIF_BD_ERROR_DEVICE_ERROR; - } - - _is_initialized = false; - - _mutex.unlock(); - - if (_unique_device_status == 0) { - remove_csel_instance(_csel); - } - - return result; -} - -int QSPIFBlockDevice::read(void *buffer, bd_addr_t addr, bd_size_t size) -{ - int status = QSPIF_BD_ERROR_OK; - tr_info("Read Inst: 0x%xh", _read_instruction); - - _mutex.lock(); - - // Configure Bus for Reading - _qspi_configure_format(_inst_width, _address_width, _address_size, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, _data_width, _dummy_and_mode_cycles); - - if (QSPI_STATUS_OK != _qspi_send_read_command(_read_instruction, buffer, addr, size)) { - status = QSPIF_BD_ERROR_DEVICE_ERROR; - tr_error("Read Command failed"); - } - - // All commands other than Read use default 1-1-1 Bus mode (Program/Erase are constrained by flash memory performance less than that of the bus) - _qspi_configure_format(QSPI_CFG_BUS_SINGLE, QSPI_CFG_BUS_SINGLE, QSPI_CFG_ADDR_SIZE_24, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, QSPI_CFG_BUS_SINGLE, 0); - - _mutex.unlock(); - return status; - -} - -int QSPIFBlockDevice::program(const void *buffer, bd_addr_t addr, bd_size_t size) -{ - qspi_status_t result = QSPI_STATUS_OK; - bool program_failed = false; - int status = QSPIF_BD_ERROR_OK; - uint32_t offset = 0; - uint32_t chunk = 0; - bd_size_t written_bytes = 0; - - tr_debug("Program - Buff: 0x%lxh, addr: %llu, size: %llu", (uint32_t)buffer, addr, size); - - while (size > 0) { - // Write on _page_size_bytes boundaries (Default 256 bytes a page) - offset = addr % _page_size_bytes; - chunk = (offset + size < _page_size_bytes) ? size : (_page_size_bytes - offset); - written_bytes = chunk; - - _mutex.lock(); - - //Send WREN - if (_set_write_enable() != 0) { - tr_error("Write Enabe failed"); - program_failed = true; - status = QSPIF_BD_ERROR_WREN_FAILED; - goto exit_point; - } - - result = _qspi_send_program_command(_prog_instruction, buffer, addr, &written_bytes); - if ((result != QSPI_STATUS_OK) || (chunk != written_bytes)) { - tr_error("Write failed"); - program_failed = true; - status = QSPIF_BD_ERROR_DEVICE_ERROR; - goto exit_point; - } - - buffer = static_cast<const uint8_t *>(buffer) + chunk; - addr += chunk; - size -= chunk; - - if (false == _is_mem_ready()) { - tr_error("Device not ready after write, failed"); - program_failed = true; - status = QSPIF_BD_ERROR_READY_FAILED; - goto exit_point; - } - _mutex.unlock(); - } - -exit_point: - if (program_failed) { - _mutex.unlock(); - } - - return status; -} - -int QSPIFBlockDevice::erase(bd_addr_t addr, bd_size_t in_size) -{ - int type = 0; - uint32_t offset = 0; - uint32_t chunk = 4096; - unsigned int cur_erase_inst = _erase_instruction; - int size = (int)in_size; - bool erase_failed = false; - int status = QSPIF_BD_ERROR_OK; - // Find region of erased address - int region = _utils_find_addr_region(addr); - // Erase Types of selected region - uint8_t bitfield = _region_erase_types_bitfield[region]; - - tr_debug("Erase - addr: %llu, in_size: %llu", addr, in_size); - - if ((addr + in_size) > _device_size_bytes) { - tr_error("Erase exceeds flash device size"); - return QSPIF_BD_ERROR_INVALID_ERASE_PARAMS; - } - - if (((addr % get_erase_size(addr)) != 0) || (((addr + in_size) % get_erase_size(addr + in_size - 1)) != 0)) { - tr_error("Invalid erase - unaligned address and size"); - return QSPIF_BD_ERROR_INVALID_ERASE_PARAMS; - } - - // For each iteration erase the largest section supported by current region - while (size > 0) { - // iterate to find next Largest erase type ( a. supported by region, b. smaller than size) - // find the matching instruction and erase size chunk for that type. - type = _utils_iterate_next_largest_erase_type(bitfield, size, (int)addr, _region_high_boundary[region]); - cur_erase_inst = _erase_type_inst_arr[type]; - offset = addr % _erase_type_size_arr[type]; - chunk = ((offset + size) < _erase_type_size_arr[type]) ? size : (_erase_type_size_arr[type] - offset); - - tr_debug("Erase - addr: %llu, size:%d, Inst: 0x%xh, chunk: %lu ", - addr, size, cur_erase_inst, chunk); - tr_debug("Erase - Region: %d, Type:%d ", - region, type); - - _mutex.lock(); - - if (_set_write_enable() != 0) { - tr_error("QSPI Erase Device not ready - failed"); - erase_failed = true; - status = QSPIF_BD_ERROR_READY_FAILED; - goto exit_point; - } - - if (QSPI_STATUS_OK != _qspi_send_erase_command(cur_erase_inst, addr, size)) { - tr_error("QSPI Erase command failed!"); - erase_failed = true; - status = QSPIF_BD_ERROR_DEVICE_ERROR; - goto exit_point; - } - - addr += chunk; - size -= chunk; - - if ((size > 0) && (addr > _region_high_boundary[region])) { - // erase crossed to next region - region++; - bitfield = _region_erase_types_bitfield[region]; - } - - if (false == _is_mem_ready()) { - tr_error("QSPI After Erase Device not ready - failed"); - erase_failed = true; - status = QSPIF_BD_ERROR_READY_FAILED; - goto exit_point; - } - - _mutex.unlock(); - } - -exit_point: - if (erase_failed) { - _mutex.unlock(); - } - - return status; -} - -bd_size_t QSPIFBlockDevice::get_read_size() const -{ - // Assuming all devices support 1byte read granularity - return QSPIF_DEFAULT_READ_SIZE; -} - -bd_size_t QSPIFBlockDevice::get_program_size() const -{ - // Assuming all devices support 1byte program granularity - return QSPIF_DEFAULT_PROG_SIZE; -} - -bd_size_t QSPIFBlockDevice::get_erase_size() const -{ - // return minimal erase size supported by all regions (0 if none exists) - return _min_common_erase_size; -} - -// Find minimal erase size supported by the region to which the address belongs to -bd_size_t QSPIFBlockDevice::get_erase_size(bd_addr_t addr) -{ - // Find region of current address - int region = _utils_find_addr_region(addr); - - int min_region_erase_size = _min_common_erase_size; - int8_t type_mask = ERASE_BITMASK_TYPE1; - int i_ind = 0; - - - if (region != -1) { - type_mask = 0x01; - - for (i_ind = 0; i_ind < 4; i_ind++) { - // loop through erase types bitfield supported by region - if (_region_erase_types_bitfield[region] & type_mask) { - - min_region_erase_size = _erase_type_size_arr[i_ind]; - break; - } - type_mask = type_mask << 1; - } - - if (i_ind == 4) { - tr_error("No erase type was found for region addr"); - } - } - - return (bd_size_t)min_region_erase_size; -} - -bd_size_t QSPIFBlockDevice::size() const -{ - return _device_size_bytes; -} - -int QSPIFBlockDevice::get_erase_value() const -{ - return 0xFF; -} - -/********************************/ -/* Different Device Csel Mgmt */ -/********************************/ -static PinName *generate_initialized_active_qspif_csel_arr() -{ - PinName *init_arr = new PinName[QSPIF_MAX_ACTIVE_FLASH_DEVICES]; - for (int i_ind = 0; i_ind < QSPIF_MAX_ACTIVE_FLASH_DEVICES; i_ind++) { - init_arr[i_ind] = NC; - } - return init_arr; -} - -int QSPIFBlockDevice::add_new_csel_instance(PinName csel) -{ - int status = 0; - _devices_mutex->lock(); - if (_number_of_active_qspif_flash_csel >= QSPIF_MAX_ACTIVE_FLASH_DEVICES) { - status = -2; - goto exit_point; - } - - // verify the device is unique(no identical csel already exists) - for (int i_ind = 0; i_ind < QSPIF_MAX_ACTIVE_FLASH_DEVICES; i_ind++) { - if (_active_qspif_flash_csel_arr[i_ind] == csel) { - status = -1; - goto exit_point; - } - } - - // Insert new csel into existing device list - for (int i_ind = 0; i_ind < QSPIF_MAX_ACTIVE_FLASH_DEVICES; i_ind++) { - if (_active_qspif_flash_csel_arr[i_ind] == NC) { - _active_qspif_flash_csel_arr[i_ind] = csel; - break; - } - } - _number_of_active_qspif_flash_csel++; - -exit_point: - _devices_mutex->unlock(); - return status; -} - -int QSPIFBlockDevice::remove_csel_instance(PinName csel) -{ - int status = -1; - _devices_mutex->lock(); - // remove the csel from existing device list - for (int i_ind = 0; i_ind < QSPIF_MAX_ACTIVE_FLASH_DEVICES; i_ind++) { - if (_active_qspif_flash_csel_arr[i_ind] == csel) { - _active_qspif_flash_csel_arr[i_ind] = NC; - if (_number_of_active_qspif_flash_csel > 0) { - _number_of_active_qspif_flash_csel--; - } - status = 0; - break; - } - } - _devices_mutex->unlock(); - return status; -} - -/*********************************************************/ -/********** SFDP Parsing and Detection Functions *********/ -/*********************************************************/ -int QSPIFBlockDevice::_sfdp_parse_sector_map_table(uint32_t sector_map_table_addr, size_t sector_map_table_size) -{ - uint8_t sector_map_table[SFDP_DEFAULT_BASIC_PARAMS_TABLE_SIZE_BYTES]; /* Up To 16 DWORDS = 64 Bytes */ - uint32_t tmp_region_size = 0; - int i_ind = 0; - int prev_boundary = 0; - // Default set to all type bits 1-4 are common - int min_common_erase_type_bits = ERASE_BITMASK_ALL; - - - qspi_status_t status = _qspi_send_read_command(QSPIF_SFDP, (char *)sector_map_table, sector_map_table_addr /*address*/, - sector_map_table_size); - if (status != QSPI_STATUS_OK) { - tr_error("Init - Read SFDP First Table Failed"); - return -1; - } - - // Currently we support only Single Map Descriptor - if (!((sector_map_table[0] & 0x3) == 0x03) && (sector_map_table[1] == 0x0)) { - tr_error("Sector Map - Supporting Only Single! Map Descriptor (not map commands)"); - return -1; - } - - _regions_count = sector_map_table[2] + 1; - if (_regions_count > QSPIF_MAX_REGIONS) { - tr_error("Supporting up to %d regions, current setup to %d regions - fail", - QSPIF_MAX_REGIONS, _regions_count); - return -1; - } - - // Loop through Regions and set for each one: size, supported erase types, high boundary offset - // Calculate minimum Common Erase Type for all Regions - for (i_ind = 0; i_ind < _regions_count; i_ind++) { - tmp_region_size = ((*((uint32_t *)§or_map_table[(i_ind + 1) * 4])) >> 8) & 0x00FFFFFF; // bits 9-32 - _region_size_bytes[i_ind] = (tmp_region_size + 1) * 256; // Region size is 0 based multiple of 256 bytes; - _region_erase_types_bitfield[i_ind] = sector_map_table[(i_ind + 1) * 4] & 0x0F; // bits 1-4 - min_common_erase_type_bits &= _region_erase_types_bitfield[i_ind]; - _region_high_boundary[i_ind] = (_region_size_bytes[i_ind] - 1) + prev_boundary; - prev_boundary = _region_high_boundary[i_ind] + 1; - } - - // Calc minimum Common Erase Size from min_common_erase_type_bits - uint8_t type_mask = ERASE_BITMASK_TYPE1; - for (i_ind = 0; i_ind < 4; i_ind++) { - if (min_common_erase_type_bits & type_mask) { - _min_common_erase_size = _erase_type_size_arr[i_ind]; - break; - } - type_mask = type_mask << 1; - } - - if (i_ind == 4) { - // No common erase type was found between regions - _min_common_erase_size = 0; - } - - return 0; -} - -int QSPIFBlockDevice::_sfdp_parse_basic_param_table(uint32_t basic_table_addr, size_t basic_table_size) -{ - uint8_t param_table[SFDP_DEFAULT_BASIC_PARAMS_TABLE_SIZE_BYTES]; /* Up To 16 DWORDS = 64 Bytes */ - - qspi_status_t status = _qspi_send_read_command(QSPIF_SFDP, (char *)param_table, basic_table_addr /*address*/, - basic_table_size); - if (status != QSPI_STATUS_OK) { - tr_error("Init - Read SFDP First Table Failed"); - return -1; - } - - // Check address size, currently only supports 3byte addresses - if ((param_table[2] & 0x4) != 0 || (param_table[7] & 0x80) != 0) { - tr_error("Init - verify 3byte addressing Failed"); - return -1; - } - - // Get device density (stored in bits - 1) - uint32_t density_bits = ( - (param_table[7] << 24) | - (param_table[6] << 16) | - (param_table[5] << 8) | - param_table[4]); - _device_size_bytes = (density_bits + 1) / 8; - - // Set Default read/program/erase Instructions - _read_instruction = QSPIF_READ; - _prog_instruction = QSPIF_PP; - _erase_instruction = QSPIF_SE; - - _erase_instruction = _erase4k_inst; - - // Set Page Size (QSPI write must be done on Page limits) - _page_size_bytes = _sfdp_detect_page_size(param_table, basic_table_size); - - // Detect and Set Erase Types - bool shouldSetQuadEnable = false; - bool is_qpi_mode = false; - - _sfdp_detect_erase_types_inst_and_size(param_table, basic_table_size, _erase4k_inst, _erase_type_inst_arr, - _erase_type_size_arr); - _erase_instruction = _erase4k_inst; - - // Detect and Set fastest Bus mode (default 1-1-1) - _sfdp_detect_best_bus_read_mode(param_table, basic_table_size, shouldSetQuadEnable, is_qpi_mode, _read_instruction); - if (true == shouldSetQuadEnable) { - _enable_fast_mdoe(); - // Set Quad Enable and QPI Bus modes if Supported - tr_info("Init - Setting Quad Enable"); - if (0 != _sfdp_set_quad_enabled(param_table)) { - tr_error("Device supports Quad bus, but Quad Enable Failed"); - return -1; - } - if (true == is_qpi_mode) { - tr_info("Init - Setting QPI mode"); - _sfdp_set_qpi_enabled(param_table); - } - } - return 0; -} - -int QSPIFBlockDevice::_sfdp_parse_sfdp_headers(uint32_t &basic_table_addr, size_t &basic_table_size, - uint32_t §or_map_table_addr, size_t §or_map_table_size) -{ - uint8_t sfdp_header[QSPIF_SFDP_HEADER_SIZE]; - uint8_t param_header[QSPIF_PARAM_HEADER_SIZE]; - size_t data_length = QSPIF_SFDP_HEADER_SIZE; - bd_addr_t addr = 0x0; - - // Set 1-1-1 bus mode for SFDP header parsing - _qspi_configure_format(QSPI_CFG_BUS_SINGLE, QSPI_CFG_BUS_SINGLE, QSPI_CFG_ADDR_SIZE_24, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, QSPI_CFG_BUS_SINGLE, 8); - - qspi_status_t status = _qspi_send_read_command(QSPIF_SFDP, (char *)sfdp_header, addr /*address*/, data_length); - if (status != QSPI_STATUS_OK) { - tr_error("Init - Read SFDP Failed"); - return -1; - } - - // Verify SFDP signature for sanity - // Also check that major/minor version is acceptable - if (!(memcmp(&sfdp_header[0], "SFDP", 4) == 0 && sfdp_header[5] == 1)) { - tr_error("Init - _verify SFDP signature and version Failed"); - return -1; - } else { - tr_info("Init - verified SFDP Signature and version Successfully"); - } - - // Discover Number of Parameter Headers - int number_of_param_headers = (int)(sfdp_header[6]) + 1; - tr_debug("Number of Param Headers: %d", number_of_param_headers); - - - addr += QSPIF_SFDP_HEADER_SIZE; - data_length = QSPIF_PARAM_HEADER_SIZE; - - // Loop over Param Headers and parse them (currently supported Basic Param Table and Sector Region Map Table) - for (int i_ind = 0; i_ind < number_of_param_headers; i_ind++) { - - status = _qspi_send_read_command(QSPIF_SFDP, (char *)param_header, addr, data_length); - if (status != QSPI_STATUS_OK) { - tr_error("Init - Read Param Table %d Failed", i_ind + 1); - return -1; - } - - // The SFDP spec indicates the standard table is always at offset 0 - // in the parameter headers, we check just to be safe - if (param_header[2] != 1) { - tr_error("Param Table %d - Major Version should be 1!", i_ind + 1); - return -1; - } - - if ((param_header[0] == 0) && (param_header[7] == 0xFF)) { - // Found Basic Params Table: LSB=0x00, MSB=0xFF - tr_debug("Found Basic Param Table at Table: %d", i_ind + 1); - basic_table_addr = ((param_header[6] << 16) | (param_header[5] << 8) | (param_header[4])); - // Supporting up to 64 Bytes Table (16 DWORDS) - basic_table_size = ((param_header[3] * 4) < SFDP_DEFAULT_BASIC_PARAMS_TABLE_SIZE_BYTES) ? (param_header[3] * 4) : 64; - - } else if ((param_header[0] == 81) && (param_header[7] == 0xFF)) { - // Found Sector Map Table: LSB=0x81, MSB=0xFF - tr_debug("Found Sector Map Table at Table: %d", i_ind + 1); - sector_map_table_addr = ((param_header[6] << 16) | (param_header[5] << 8) | (param_header[4])); - sector_map_table_size = param_header[3] * 4; - - } - addr += QSPIF_PARAM_HEADER_SIZE; - - } - return 0; -} - -int QSPIFBlockDevice::_sfdp_set_qpi_enabled(uint8_t *basic_param_table_ptr) -{ - uint8_t config_reg[1]; - - // QPI 4-4-4 Enable Procedure is specified in 5 Bits - uint8_t en_seq_444_value = (((basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_444_MODE_EN_SEQ_BYTE] & 0xF0) >> 4) | (( - basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_444_MODE_EN_SEQ_BYTE + 1] & 0x01) << 4)); - - switch (en_seq_444_value) { - case 1: - case 2: - tr_debug("_sfdp_set_qpi_enabled - send command 38h"); - if (QSPI_STATUS_OK != _qspi_send_general_command(0x38, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, 0)) { - tr_error("_sfdp_set_qpi_enabled - send command 38h Failed"); - } - break; - - case 4: - tr_debug("_sfdp_set_qpi_enabled - send command 35h"); - if (QSPI_STATUS_OK != _qspi_send_general_command(0x35, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, 0)) { - tr_error("_sfdp_set_qpi_enabled - send command 35h Failed"); - } - break; - - case 8: - tr_debug("_sfdp_set_qpi_enabled - set config bit 6 and send command 71h"); - if (QSPI_STATUS_OK != _qspi_send_general_command(0x65, 0x800003, NULL, 0, (char *)config_reg, 1)) { - tr_error("_sfdp_set_qpi_enabled - set config bit 6 command 65h Failed"); - } - config_reg[0] |= 0x40; //Set Bit 6 - if (QSPI_STATUS_OK != _qspi_send_general_command(0x71, 0x800003, NULL, 0, (char *)config_reg, 1)) { - tr_error("_sfdp_set_qpi_enabled - send command 71h Failed"); - } - break; - - case 16: - tr_debug("_sfdp_set_qpi_enabled - reset config bits 0-7 and send command 61h"); - if (QSPI_STATUS_OK != _qspi_send_general_command(0x65, QSPI_NO_ADDRESS_COMMAND, NULL, 0, (char *)config_reg, 1)) { - tr_error("_sfdp_set_qpi_enabled - send command 65h Failed"); - } - config_reg[0] &= 0x7F; //Reset Bit 7 of CR - if (QSPI_STATUS_OK != _qspi_send_general_command(0x61, QSPI_NO_ADDRESS_COMMAND, NULL, 0, (char *)config_reg, 1)) { - tr_error("_sfdp_set_qpi_enabled - send command 61 Failed"); - } - break; - - default: - tr_warning("_sfdp_set_qpi_enabled - Unsuported En Seq 444 configuration"); - break; - } - return 0; -} - - - -int QSPIFBlockDevice::_sfdp_set_quad_enabled(uint8_t *basic_param_table_ptr) -{ - int sr_read_size = QSPI_MAX_STATUS_REGISTER_SIZE; - int sr_write_size = QSPI_MAX_STATUS_REGISTER_SIZE; - - char status_reg_setup[QSPI_MAX_STATUS_REGISTER_SIZE] = {0}; - char status_reg[QSPI_MAX_STATUS_REGISTER_SIZE] = {0}; - - // QUAD Enable procedure is specified by 3 bits - uint8_t qer_value = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_QER_BYTE] & 0x70) >> 4; - - - switch (qer_value) { - case 0: - tr_debug("Device Does not Have a QE Bit, continue based on Read Inst"); - return 0; - - case 1: - case 4: - status_reg_setup[1] = 0x02; //Bit 1 of Status Reg 2 - tr_debug("Setting QE Bit, Bit 1 of Status Reg 2"); - break; - - case 2: - status_reg_setup[0] = 0x40; // Bit 6 of Status Reg 1 - sr_write_size = 1; - tr_debug("Setting QE Bit, Bit 6 of Status Reg 1"); - break; - - case 3: - status_reg_setup[0] = 0x80; // Bit 7 of Status Reg 1 - sr_write_size = 1; - _write_register_inst = 0x3E; - _read_register_inst = 0x3F; - tr_debug("Setting QE Bit, Bit 7 of Status Reg 1"); - break; - case 5: - status_reg_setup[1] = 0x2; // Bit 1 of status Reg 2 - _read_register_inst = 0x35; - sr_read_size = 1; - tr_debug("Setting QE Bit, Bit 1 of Status Reg 2 -special read command"); - break; - default: - tr_warning("_setQuadEnable - Unsuported QER configuration"); - break; - } - - // Configure BUS Mode to 1_1_1 for all commands other than Read - _qspi_configure_format(QSPI_CFG_BUS_SINGLE, QSPI_CFG_BUS_SINGLE, QSPI_CFG_ADDR_SIZE_24, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, QSPI_CFG_BUS_SINGLE, 0); - - // Read Status Register - if (QSPI_STATUS_OK == _qspi_send_general_command(_read_register_inst, QSPI_NO_ADDRESS_COMMAND, NULL, 0, - status_reg, - sr_read_size)) { // store received values in status_value - tr_debug("Reading Status Register Success: value = 0x%x", (int)status_reg[0]); - } else { - tr_error("Reading Status Register failed"); - return -1; - } - - // Set Bits for Quad Enable - for (int i = 0; i < QSPI_MAX_STATUS_REGISTER_SIZE; i++) { - status_reg[i] |= status_reg_setup[i]; - } - - // Write new Status Register Setup - if (_set_write_enable() != 0) { - tr_error("Write Enabe failed"); - return -1; - } - - if (QSPI_STATUS_OK == _qspi_send_general_command(_write_register_inst, QSPI_NO_ADDRESS_COMMAND, (char *)status_reg, - sr_write_size, NULL, - 0)) { // Write QE to status_register - tr_debug("_setQuadEnable - Writing Status Register Success: value = 0x%x", - (int)status_reg[0]); - } else { - tr_error("_setQuadEnable - Writing Status Register failed"); - return -1; - } - - if (false == _is_mem_ready()) { - tr_error("Device not ready after write, failed"); - return -1; - } - - - // For Debug - memset(status_reg, 0, QSPI_MAX_STATUS_REGISTER_SIZE); - if (QSPI_STATUS_OK == _qspi_send_general_command(_read_register_inst, QSPI_NO_ADDRESS_COMMAND, NULL, 0, - (char *)status_reg, - sr_read_size)) { // store received values in status_value - tr_debug("Reading Status Register Success: value = 0x%x", (int)status_reg[0]); - } else { - tr_error("Reading Status Register failed"); - return -1; - } - - return 0; -} - -int QSPIFBlockDevice::_sfdp_detect_page_size(uint8_t *basic_param_table_ptr, int basic_param_table_size) -{ - unsigned int page_size = QSPIF_DEFAULT_PAGE_SIZE; - - if (basic_param_table_size > QSPIF_BASIC_PARAM_TABLE_PAGE_SIZE_BYTE) { - // Page Size is specified by 4 Bits (N), calculated by 2^N - int page_to_power_size = ((int)basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_PAGE_SIZE_BYTE]) >> 4; - page_size = local_math_power(2, page_to_power_size); - tr_debug("Detected Page Size: %d", page_size); - } else { - tr_debug("Using Default Page Size: %d", page_size); - } - return page_size; -} - -int QSPIFBlockDevice::_sfdp_detect_erase_types_inst_and_size(uint8_t *basic_param_table_ptr, int basic_param_table_size, - unsigned int &erase4k_inst, - unsigned int *erase_type_inst_arr, unsigned int *erase_type_size_arr) -{ - erase4k_inst = 0xff; - bool found_4Kerase_type = false; - uint8_t bitfield = 0x01; - - // Erase 4K Inst is taken either from param table legacy 4K erase or superseded by erase Instruction for type of size 4K - erase4k_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_4K_ERASE_TYPE_BYTE]; - - if (basic_param_table_size > QSPIF_BASIC_PARAM_ERASE_TYPE_1_SIZE_BYTE) { - // Loop Erase Types 1-4 - for (int i_ind = 0; i_ind < 4; i_ind++) { - erase_type_inst_arr[i_ind] = 0xff; //0xFF default for unsupported type - erase_type_size_arr[i_ind] = local_math_power(2, - basic_param_table_ptr[QSPIF_BASIC_PARAM_ERASE_TYPE_1_SIZE_BYTE + 2 * i_ind]); // Size given as 2^N - tr_info("Erase Type(A) %d - Inst: 0x%xh, Size: %d", (i_ind + 1), erase_type_inst_arr[i_ind], - erase_type_size_arr[i_ind]); - if (erase_type_size_arr[i_ind] > 1) { - // if size==1 type is not supported - erase_type_inst_arr[i_ind] = basic_param_table_ptr[QSPIF_BASIC_PARAM_ERASE_TYPE_1_BYTE + 2 * i_ind]; - - if ((erase_type_size_arr[i_ind] < _min_common_erase_size) || (_min_common_erase_size == 0)) { - //Set default minimal common erase for singal region - _min_common_erase_size = erase_type_size_arr[i_ind]; - } - - // SFDP standard requires 4K Erase type to exist and its instruction to be identical to legacy field erase instruction - if (erase_type_size_arr[i_ind] == 4096) { - found_4Kerase_type = true; - if (erase4k_inst != erase_type_inst_arr[i_ind]) { - //Verify 4KErase Type is identical to Legacy 4K erase type specified in Byte 1 of Param Table - erase4k_inst = erase_type_inst_arr[i_ind]; - tr_warning("_detectEraseTypesInstAndSize - Default 4K erase Inst is different than erase type Inst for 4K"); - - } - } - _region_erase_types_bitfield[0] |= bitfield; // If there's no region map, set region "0" types bitfield as defualt; - } - - tr_info("Erase Type %d - Inst: 0x%xh, Size: %d", (i_ind + 1), erase_type_inst_arr[i_ind], - erase_type_size_arr[i_ind]); - bitfield = bitfield << 1; - } - } - - if (false == found_4Kerase_type) { - tr_warning("Couldn't find Erase Type for 4KB size"); - } - return 0; -} - -int QSPIFBlockDevice::_sfdp_detect_best_bus_read_mode(uint8_t *basic_param_table_ptr, int basic_param_table_size, - bool &set_quad_enable, - bool &is_qpi_mode, unsigned int &read_inst) -{ - set_quad_enable = false; - is_qpi_mode = false; - uint8_t examined_byte; - - do { // compound statement is the loop body - - if (basic_param_table_size > QSPIF_BASIC_PARAM_TABLE_QPI_READ_SUPPORT_BYTE) { - examined_byte = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_QPI_READ_SUPPORT_BYTE]; - - if (examined_byte & 0x10) { - // QPI 4-4-4 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_444_READ_INST_BYTE]; - set_quad_enable = true; - is_qpi_mode = true; - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_444_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_444_READ_INST_BYTE - 1] & 0x1F); - tr_debug("Read Bus Mode set to 4-4-4, Instruction: 0x%xh", _read_instruction); - //_inst_width = QSPI_CFG_BUS_QUAD; - _address_width = QSPI_CFG_BUS_QUAD; - _data_width = QSPI_CFG_BUS_QUAD; - - break; - } - } - - - examined_byte = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_FAST_READ_SUPPORT_BYTE]; - if (examined_byte & 0x40) { - // Fast Read 1-4-4 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_144_READ_INST_BYTE]; - set_quad_enable = true; - // dummy cycles + mode cycles = Dummy Cycles - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_144_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_144_READ_INST_BYTE - 1] & 0x1F); - _address_width = QSPI_CFG_BUS_QUAD; - _data_width = QSPI_CFG_BUS_QUAD; - tr_debug("Read Bus Mode set to 1-4-4, Instruction: 0x%xh", _read_instruction); - break; - } - - if (examined_byte & 0x80) { - // Fast Read 1-1-4 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_114_READ_INST_BYTE]; - set_quad_enable = true; - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_114_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_114_READ_INST_BYTE - 1] & 0x1F); - _data_width = QSPI_CFG_BUS_QUAD; - tr_debug("Read Bus Mode set to 1-1-4, Instruction: 0x%xh", _read_instruction); - break; - } - examined_byte = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_QPI_READ_SUPPORT_BYTE]; - if (examined_byte & 0x01) { - // Fast Read 2-2-2 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_222_READ_INST_BYTE]; - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_222_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_222_READ_INST_BYTE - 1] & 0x1F); - _address_width = QSPI_CFG_BUS_DUAL; - _data_width = QSPI_CFG_BUS_DUAL; - tr_info("Read Bus Mode set to 2-2-2, Instruction: 0x%xh", _read_instruction); - break; - } - - examined_byte = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_FAST_READ_SUPPORT_BYTE]; - if (examined_byte & 0x20) { - // Fast Read 1-2-2 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_122_READ_INST_BYTE]; - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_122_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_122_READ_INST_BYTE - 1] & 0x1F); - _address_width = QSPI_CFG_BUS_DUAL; - _data_width = QSPI_CFG_BUS_DUAL; - tr_debug("Read Bus Mode set to 1-2-2, Instruction: 0x%xh", _read_instruction); - break; - } - if (examined_byte & 0x01) { - // Fast Read 1-1-2 Supported - read_inst = basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_112_READ_INST_BYTE]; - _dummy_and_mode_cycles = (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_112_READ_INST_BYTE - 1] >> 5) - + (basic_param_table_ptr[QSPIF_BASIC_PARAM_TABLE_112_READ_INST_BYTE - 1] & 0x1F); - _data_width = QSPI_CFG_BUS_DUAL; - tr_debug("Read Bus Mode set to 1-1-2, Instruction: 0x%xh", _read_instruction); - break; - } - tr_debug("Read Bus Mode set to 1-1-1, Instruction: 0x%xh", _read_instruction); - } while (false); - - return 0; -} - -int QSPIFBlockDevice::_reset_flash_mem() -{ - // Perform Soft Reset of the Device prior to initialization - int status = 0; - char status_value[QSPI_MAX_STATUS_REGISTER_SIZE] = {0}; - tr_info("_reset_flash_mem:"); - //Read the Status Register from device - if (QSPI_STATUS_OK == _qspi_send_general_command(QSPIF_RDSR, QSPI_NO_ADDRESS_COMMAND, NULL, 0, status_value, - QSPI_MAX_STATUS_REGISTER_SIZE)) { // store received values in status_value - tr_debug("Reading Status Register Success: value = 0x%x", (int)status_value[0]); - } else { - tr_error("Reading Status Register failed: value = 0x%x", (int)status_value[0]); - status = -1; - } - - if (0 == status) { - //Send Reset Enable - if (QSPI_STATUS_OK == _qspi_send_general_command(QSPIF_RSTEN, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, - 0)) { // store received values in status_value - tr_debug("Sending RSTEN Success"); - } else { - tr_error("Sending RSTEN failed"); - status = -1; - } - - - if (0 == status) { - //Send Reset - if (QSPI_STATUS_OK == _qspi_send_general_command(QSPIF_RST, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, - 0)) { // store received values in status_value - tr_debug("Sending RST Success"); - } else { - tr_error("Sending RST failed"); - status = -1; - } - - _is_mem_ready(); - } - } - - return status; -} - -bool QSPIFBlockDevice::_is_mem_ready() -{ - // Check Status Register Busy Bit to Verify the Device isn't Busy - char status_value[QSPI_MAX_STATUS_REGISTER_SIZE]; - int retries = 0; - bool mem_ready = true; - - do { - wait_ms(1); - retries++; - //Read the Status Register from device - memset(status_value, 0xFF, QSPI_MAX_STATUS_REGISTER_SIZE); - if (QSPI_STATUS_OK != _qspi_send_general_command(QSPIF_RDSR, QSPI_NO_ADDRESS_COMMAND, NULL, 0, status_value, - QSPI_MAX_STATUS_REGISTER_SIZE)) { // store received values in status_value - tr_error("Reading Status Register failed"); - } - } while ((status_value[0] & QSPIF_STATUS_BIT_WIP) != 0 && retries < IS_MEM_READY_MAX_RETRIES); - - if ((status_value[0] & QSPIF_STATUS_BIT_WIP) != 0) { - tr_error("_is_mem_ready FALSE: status value = 0x%x ", (int)status_value[0]); - mem_ready = false; - } - return mem_ready; -} - -int QSPIFBlockDevice::_set_write_enable() -{ - // Check Status Register Busy Bit to Verify the Device isn't Busy - char status_value[QSPI_MAX_STATUS_REGISTER_SIZE]; - int status = -1; - - do { - if (QSPI_STATUS_OK != _qspi_send_general_command(QSPIF_WREN, QSPI_NO_ADDRESS_COMMAND, NULL, 0, NULL, 0)) { - tr_error("Sending WREN command FAILED"); - break; - } - - if (false == _is_mem_ready()) { - tr_error("Device not ready, write failed"); - break; - } - - memset(status_value, 0, QSPI_MAX_STATUS_REGISTER_SIZE); - if (QSPI_STATUS_OK != _qspi_send_general_command(QSPIF_RDSR, QSPI_NO_ADDRESS_COMMAND, NULL, 0, status_value, - QSPI_MAX_STATUS_REGISTER_SIZE)) { // store received values in status_value - tr_error("Reading Status Register failed"); - break; - } - - if ((status_value[0] & QSPIF_STATUS_BIT_WEL) == 0) { - tr_error("_set_write_enable failed"); - break; - } - status = 0; - } while (false); - return status; -} - -int QSPIFBlockDevice::_enable_fast_mdoe() -{ - char status_reg[QSPI_MAX_STATUS_REGISTER_SIZE] = {0}; - unsigned int read_conf_register_inst = 0x15; - char status_reg_qer_setup[QSPI_MAX_STATUS_REGISTER_SIZE] = {0}; - - status_reg_qer_setup[2] = 0x2; // Bit 1 of config Reg 2 - - // Configure BUS Mode to 1_1_1 for all commands other than Read - _qspi_configure_format(QSPI_CFG_BUS_SINGLE, QSPI_CFG_BUS_SINGLE, QSPI_CFG_ADDR_SIZE_24, QSPI_CFG_BUS_SINGLE, - QSPI_CFG_ALT_SIZE_8, QSPI_CFG_BUS_SINGLE, 0); - - // Read Status Register - if (QSPI_STATUS_OK == _qspi_send_general_command(read_conf_register_inst, QSPI_NO_ADDRESS_COMMAND, NULL, 0, - &status_reg[1], - QSPI_MAX_STATUS_REGISTER_SIZE - 1)) { // store received values in status_value - tr_debug("Reading Config Register Success: value = 0x%x", (int)status_reg[2]); - } else { - tr_error("Reading Config Register failed"); - return -1; - } - - // Set Bits for Quad Enable - for (int i = 0; i < QSPI_MAX_STATUS_REGISTER_SIZE; i++) { - status_reg[i] |= status_reg_qer_setup[i]; - } - - // Write new Status Register Setup - if (_set_write_enable() != 0) { - tr_error("Write Enabe failed"); - return -1; - } - - if (QSPI_STATUS_OK == _qspi_send_general_command(_write_register_inst, QSPI_NO_ADDRESS_COMMAND, status_reg, - QSPI_MAX_STATUS_REGISTER_SIZE, NULL, - 0)) { // Write Fast mode bit to status_register - tr_debug("fast mode enable - Writing Config Register Success: value = 0x%x", - (int)status_reg[2]); - } else { - tr_error("fast mode enable - Writing Config Register failed"); - return -1; - } - - if (false == _is_mem_ready()) { - tr_error("Device not ready after write, failed"); - return -1; - } - - // For Debug - memset(status_reg, 0, QSPI_MAX_STATUS_REGISTER_SIZE); - if (QSPI_STATUS_OK == _qspi_send_general_command(read_conf_register_inst, QSPI_NO_ADDRESS_COMMAND, NULL, 0, - &status_reg[1], - QSPI_MAX_STATUS_REGISTER_SIZE - 1)) { // store received values in status_value - tr_debug("Verifying Config Register Success: value = 0x%x", (int)status_reg[2]); - } else { - tr_error("Verifying Config Register failed"); - return -1; - } - - return 0; -} - -/*********************************************/ -/************* Utility Functions *************/ -/*********************************************/ -int QSPIFBlockDevice::_utils_find_addr_region(bd_size_t offset) -{ - //Find the region to which the given offset belong to - if ((offset > _device_size_bytes) || (_regions_count == 0)) { - return -1; - } - - if (_regions_count == 1) { - return 0; - } - - for (int i_ind = _regions_count - 2; i_ind >= 0; i_ind--) { - - if (offset > _region_high_boundary[i_ind]) { - return (i_ind + 1); - } - } - return -1; - -} - -int QSPIFBlockDevice::_utils_iterate_next_largest_erase_type(uint8_t &bitfield, int size, int offset, int boundry) -{ - // Iterate on all supported Erase Types of the Region to which the offset belong to. - // Iterates from highest type to lowest - uint8_t type_mask = ERASE_BITMASK_TYPE4; - int i_ind = 0; - int largest_erase_type = 0; - for (i_ind = 3; i_ind >= 0; i_ind--) { - if (bitfield & type_mask) { - largest_erase_type = i_ind; - if ((size > (int)(_erase_type_size_arr[largest_erase_type])) && - ((boundry - offset) > (int)(_erase_type_size_arr[largest_erase_type]))) { - break; - } else { - bitfield &= ~type_mask; - } - } - type_mask = type_mask >> 1; - } - - if (i_ind == 4) { - tr_error("No erase type was found for current region addr"); - } - return largest_erase_type; - -} - -/***************************************************/ -/*********** QSPI Driver API Functions *************/ -/***************************************************/ -qspi_status_t QSPIFBlockDevice::_qspi_set_frequency(int freq) -{ - return _qspi.set_frequency(freq); -} - -qspi_status_t QSPIFBlockDevice::_qspi_send_read_command(unsigned int read_inst, void *buffer, bd_addr_t addr, - bd_size_t size) -{ - // Send Read command to device driver - size_t buf_len = size; - - if (_qspi.read(read_inst, -1, (unsigned int)addr, (char *)buffer, &buf_len) != QSPI_STATUS_OK) { - tr_error("Read failed"); - return QSPI_STATUS_ERROR; - } - - return QSPI_STATUS_OK; - -} - -qspi_status_t QSPIFBlockDevice::_qspi_send_program_command(unsigned int progInst, const void *buffer, bd_addr_t addr, - bd_size_t *size) -{ - // Send Program (write) command to device driver - qspi_status_t result = QSPI_STATUS_OK; - - result = _qspi.write(progInst, -1, addr, (char *)buffer, (size_t *)size); - if (result != QSPI_STATUS_OK) { - tr_error("QSPI Write failed"); - } - - return result; -} - -qspi_status_t QSPIFBlockDevice::_qspi_send_erase_command(unsigned int erase_inst, bd_addr_t addr, bd_size_t size) -{ - // Send Erase Instruction command to driver - qspi_status_t result = QSPI_STATUS_OK; - - tr_info("Inst: 0x%xh, addr: %llu, size: %llu", erase_inst, addr, size); - - result = _qspi.command_transfer(erase_inst, // command to send - (((int)addr) & 0x00FFF000), // Align addr to 4096 - NULL, // do not transmit - 0, // do not transmit - NULL, // just receive two bytes of data - 0); // store received values in status_value - - if (QSPI_STATUS_OK != result) { - tr_error("QSPI Erase failed"); - } - - return result; - -} - -qspi_status_t QSPIFBlockDevice::_qspi_send_general_command(unsigned int instruction, bd_addr_t addr, - const char *tx_buffer, - size_t tx_length, const char *rx_buffer, size_t rx_length) -{ - // Send a general command Instruction to driver - qspi_status_t status = _qspi.command_transfer(instruction, (int)addr, tx_buffer, tx_length, rx_buffer, rx_length); - - if (QSPI_STATUS_OK != status) { - tr_error("Sending Generic command: %x", instruction); - } - - return status; -} - -qspi_status_t QSPIFBlockDevice::_qspi_configure_format(qspi_bus_width_t inst_width, qspi_bus_width_t address_width, - qspi_address_size_t address_size, qspi_bus_width_t alt_width, qspi_alt_size_t alt_size, qspi_bus_width_t data_width, - int dummy_cycles) -{ - // Configure QSPI driver Bus format - qspi_status_t status = _qspi.configure_format(inst_width, address_width, address_size, alt_width, alt_size, data_width, - dummy_cycles); - - return status; -} - -/*********************************************/ -/************** Local Functions **************/ -/*********************************************/ -static int local_math_power(int base, int exp) -{ - // Integer X^Y function, used to calculate size fields given in 2^N format - int result = 1; - while (exp) { - result *= base; - exp--; - } - return result; -}
--- a/drivers/storage/COMPONENT_QSPIF/QSPIFBlockDevice.h Tue Dec 18 17:15:49 2018 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,364 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2018 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#ifndef MBED_QSPIF_BLOCK_DEVICE_H -#define MBED_QSPIF_BLOCK_DEVICE_H - -#include "QSPI.h" -#include "BlockDevice.h" - -/** Enum qspif standard error codes - * - * @enum qspif_bd_error - */ -enum qspif_bd_error { - QSPIF_BD_ERROR_OK = 0, /*!< no error */ - QSPIF_BD_ERROR_DEVICE_ERROR = BD_ERROR_DEVICE_ERROR, /*!< device specific error -4001 */ - QSPIF_BD_ERROR_PARSING_FAILED = -4002, /* SFDP Parsing failed */ - QSPIF_BD_ERROR_READY_FAILED = -4003, /* Wait for Mem Ready failed */ - QSPIF_BD_ERROR_WREN_FAILED = -4004, /* Write Enable Failed */ - QSPIF_BD_ERROR_INVALID_ERASE_PARAMS = -4005, /* Erase command not on sector aligned addresses or exceeds device size */ - QSPIF_BD_ERROR_DEVICE_NOT_UNIQE = -4006, /* Only one instance per csel is allowed */ - QSPIF_BD_ERROR_DEVICE_MAX_EXCEED = -4007 /* Max active QSPIF devices exceeded */ -}; - -/** Enum qspif polarity mode - * - * @enum qspif_polarity_mode - */ -enum qspif_polarity_mode { - QSPIF_POLARITY_MODE_0 = 0, /* CPOL=0, CPHA=0 */ - QSPIF_POLARITY_MODE_1 /* CPOL=1, CPHA=1 */ -}; - -#define QSPIF_MAX_REGIONS 10 -#define MAX_NUM_OF_ERASE_TYPES 4 -#define QSPIF_MAX_ACTIVE_FLASH_DEVICES 10 - -/** BlockDevice for SFDP based flash devices over QSPI bus - * - * @code - * // Here's an example using QSPI flash device on DISCO_L476VG target - * #include "mbed.h" - * #include "QSPIFBlockDevice.h" - * - * QSPIFBlockDevice block_device(QSPI_FLASH1_IO0, QSPI_FLASH1_IO1, QSPI_FLASH1_IO2, QSPI_FLASH1_IO3, - * QSPI_FLASH1_SCK, QSPI_FLASH1_CSN, QSPIF_POLARITY_MODE_0, MBED_CONF_QSPIF_QSPI_FREQ); - * - * int main() - * { - * printf("QSPI SFDP Flash Block Device example\n"); - * - * // Initialize the SPI flash device and print the memory layout - * block_device.init(); - * bd_size_t sector_size_at_address_0 = block_device.get_erase_size(0); - * - * printf("QSPIF BD size: %llu\n", block_device.size()); - * printf("QSPIF BD read size: %llu\n", block_device.get_read_size()); - * printf("QSPIF BD program size: %llu\n", block_device.get_program_size()); - * printf("QSPIF BD erase size (at address 0): %llu\n", sector_size_at_address_0); - * - * // Write "Hello World!" to the first block - * char *buffer = (char *) malloc(sector_size_at_address_0); - * sprintf(buffer, "Hello World!\n"); - * block_device.erase(0, sector_size_at_address_0); - * block_device.program(buffer, 0, sector_size_at_address_0); - * - * // Read back what was stored - * block_device.read(buffer, 0, sector_size_at_address_0); - * printf("%s", buffer); - * - * // Deinitialize the device - * block_device.deinit(); - * } - * @endcode - */ -class QSPIFBlockDevice : public BlockDevice { -public: - /** Create QSPIFBlockDevice - An SFDP based Flash Block Device over QSPI bus - * - * @param io0 1st IO pin used for sending/receiving data during data phase of a transaction - * @param io1 2nd IO pin used for sending/receiving data during data phase of a transaction - * @param io2 3rd IO pin used for sending/receiving data during data phase of a transaction - * @param io3 4th IO pin used for sending/receiving data during data phase of a transaction - * @param sclk QSPI Clock pin - * @param csel QSPI chip select pin - * @param clock_mode specifies the QSPI Clock Polarity mode (QSPIF_POLARITY_MODE_0/QSPIF_POLARITY_MODE_1) - * default value = 0 - * @param freq Clock frequency of the QSPI bus (defaults to 40MHz) - * - */ - QSPIFBlockDevice(PinName io0, PinName io1, PinName io2, PinName io3, PinName sclk, PinName csel, - int clock_mode, int freq = MBED_CONF_QSPIF_QSPI_FREQ); - - /** Initialize a block device - * - * @return QSPIF_BD_ERROR_OK(0) - success - * QSPIF_BD_ERROR_DEVICE_ERROR - device driver transaction failed - * QSPIF_BD_ERROR_READY_FAILED - Waiting for Memory ready failed or timedout - * QSPIF_BD_ERROR_PARSING_FAILED - unexpected format or values in one of the SFDP tables - */ - virtual int init(); - - /** Deinitialize a block device - * - * @return QSPIF_BD_ERROR_OK(0) - success - * QSPIF_BD_ERROR_DEVICE_ERROR - device driver transaction failed - */ - virtual int deinit(); - - /** Desctruct QSPIFBlockDevie - */ - ~QSPIFBlockDevice() - { - deinit(); - } - - /** Read blocks from a block device - * - * @param buffer Buffer to write blocks to - * @param addr Address of block to begin reading from - * @param size Size to read in bytes, must be a multiple of read block size - * @return QSPIF_BD_ERROR_OK(0) - success - * QSPIF_BD_ERROR_DEVICE_ERROR - device driver transaction failed - */ - virtual int read(void *buffer, bd_addr_t addr, bd_size_t size); - - /** Program blocks to a block device - * - * The blocks must have been erased prior to being programmed - * - * @param buffer Buffer of data to write to blocks - * @param addr Address of block to begin writing to - * @param size Size to write in bytes, must be a multiple of program block size - * @return QSPIF_BD_ERROR_OK(0) - success - * QSPIF_BD_ERROR_DEVICE_ERROR - device driver transaction failed - * QSPIF_BD_ERROR_READY_FAILED - Waiting for Memory ready failed or timed out - * QSPIF_BD_ERROR_WREN_FAILED - Write Enable failed - * QSPIF_BD_ERROR_PARSING_FAILED - unexpected format or values in one of the SFDP tables - */ - virtual int program(const void *buffer, bd_addr_t addr, bd_size_t size); - - /** Erase blocks on a block device - * - * The state of an erased block is undefined until it has been programmed - * - * @param addr Address of block to begin erasing - * @param size Size to erase in bytes, must be a multiple of erase block size - * @return QSPIF_BD_ERROR_OK(0) - success - * QSPIF_BD_ERROR_DEVICE_ERROR - device driver transaction failed - * QSPIF_BD_ERROR_READY_FAILED - Waiting for Memory ready failed or timed out - * QSPIF_BD_ERROR_WREN_FAILED - Write Enable failed - * QSPIF_BD_ERROR_PARSING_FAILED - unexpected format or values in one of the SFDP tables - * QSPIF_BD_ERROR_INVALID_ERASE_PARAMS - Trying to erase unaligned address or size - */ - virtual int erase(bd_addr_t addr, bd_size_t size); - - /** Get the size of a readable block - * - * @return Size of a readable block in bytes - */ - virtual bd_size_t get_read_size() const; - - /** Get the size of a programable block - * - * @return Size of a program block size in bytes - * @note Must be a multiple of the read size - */ - virtual bd_size_t get_program_size() const; - - /** Get the size of a eraseable block - * - * @return Size of a minimal erase block, common to all regions, in bytes - * @note Must be a multiple of the program size - */ - virtual bd_size_t get_erase_size() const; - - /** Get the size of minimal eraseable sector size of given address - * - * @param addr Any address within block queried for erase sector size (can be any address within flash size offset) - * @return Size of minimal erase sector size, in given address region, in bytes - * @note Must be a multiple of the program size - */ - virtual bd_size_t get_erase_size(bd_addr_t addr); - - /** Get the value of storage byte after it was erased - * - * If get_erase_value returns a non-negative byte value, the underlying - * storage is set to that value when erased, and storage containing - * that value can be programmed without another erase. - * - * @return The value of storage when erased, or -1 if you can't - * rely on the value of erased storage - */ - virtual int get_erase_value() const; - - /** Get the total size of the underlying device - * - * @return Size of the underlying device in bytes - */ - virtual bd_size_t size() const; - -private: - // Internal functions - - - /********************************/ - /* Different Device Csel Mgmt */ - /********************************/ - // Add a new QSPI device CS to existing devices list. - // Only one QSPIFBlockDevice instance per CS is allowed - int add_new_csel_instance(PinName csel); - - // Remove device CS from existing device list upon destroying object (last deinit is called) - int remove_csel_instance(PinName csel); - - /********************************/ - /* Calls to QSPI Driver APIs */ - /********************************/ - // Send Program => Write command to Driver - qspi_status_t _qspi_send_program_command(unsigned int prog_instruction, const void *buffer, bd_addr_t addr, - bd_size_t *size); - - // Send Read command to Driver - qspi_status_t _qspi_send_read_command(unsigned int read_instruction, void *buffer, bd_addr_t addr, bd_size_t size); - - // Send Erase Instruction using command_transfer command to Driver - qspi_status_t _qspi_send_erase_command(unsigned int erase_instruction, bd_addr_t addr, bd_size_t size); - - // Send Generic command_transfer command to Driver - qspi_status_t _qspi_send_general_command(unsigned int instruction_int, bd_addr_t addr, const char *tx_buffer, - size_t tx_length, const char *rx_buffer, size_t rx_length); - - // Send Bus configure_format command to Driver - qspi_status_t _qspi_configure_format(qspi_bus_width_t inst_width, qspi_bus_width_t address_width, - qspi_address_size_t address_size, qspi_bus_width_t alt_width, qspi_alt_size_t alt_size, qspi_bus_width_t data_width, - int dummy_cycles); - - // Send set_frequency command to Driver - qspi_status_t _qspi_set_frequency(int freq); - - /*********************************/ - /* Flash Configuration Functions */ - /*********************************/ - // Soft Reset Flash Memory - int _reset_flash_mem(); - - // Configure Write Enable in Status Register - int _set_write_enable(); - - // Wait on status register until write not-in-progress - bool _is_mem_ready(); - - // Enable Fast Mode - for flash chips with low power default - int _enable_fast_mdoe(); - - /****************************************/ - /* SFDP Detection and Parsing Functions */ - /****************************************/ - // Parse SFDP Headers and retrieve Basic Param and Sector Map Tables (if exist) - int _sfdp_parse_sfdp_headers(uint32_t &basic_table_addr, size_t &basic_table_size, - uint32_t §or_map_table_addr, size_t §or_map_table_size); - - // Parse and Detect required Basic Parameters from Table - int _sfdp_parse_basic_param_table(uint32_t basic_table_addr, size_t basic_table_size); - - // Parse and read information required by Regions Secotr Map - int _sfdp_parse_sector_map_table(uint32_t sector_map_table_addr, size_t sector_map_table_size); - - // Detect fastest read Bus mode supported by device - int _sfdp_detect_best_bus_read_mode(uint8_t *basic_param_table_ptr, int basic_param_table_size, bool &set_quad_enable, - bool &is_qpi_mode, unsigned int &read_inst); - - // Enable Quad mode if supported (1-1-4, 1-4-4, 4-4-4 bus modes) - int _sfdp_set_quad_enabled(uint8_t *basic_param_table_ptr); - - // Enable QPI mode (4-4-4) is supported - int _sfdp_set_qpi_enabled(uint8_t *basic_param_table_ptr); - - // Set Page size for program - int _sfdp_detect_page_size(uint8_t *basic_param_table_ptr, int basic_param_table_size); - - // Detect all supported erase types - int _sfdp_detect_erase_types_inst_and_size(uint8_t *basic_param_table_ptr, int basic_param_table_size, - unsigned int &erase4k_inst, - unsigned int *erase_type_inst_arr, unsigned int *erase_type_size_arr); - - /***********************/ - /* Utilities Functions */ - /***********************/ - // Find the region to which the given offset belong to - int _utils_find_addr_region(bd_size_t offset); - - // Iterate on all supported Erase Types of the Region to which the offset belong to. - // Iterates from highest type to lowest - int _utils_iterate_next_largest_erase_type(uint8_t &bitfield, int size, int offset, int boundry); - -private: - // Internal Members - - // QSPI Driver Object - mbed::QSPI _qspi; - - // Static List of different QSPI based Flash devices csel that already exist - // Each QSPI Flash device csel can have only 1 QSPIFBlockDevice instance - // _devices_mutex is used to lock csel list - only one QSPIFBlockDevice instance per csel is allowed - static SingletonPtr<PlatformMutex> _devices_mutex; - static int _number_of_active_qspif_flash_csel; - static PinName *_active_qspif_flash_csel_arr; - - int _unique_device_status; - PinName _csel; - - // Mutex is used to protect Flash device for some QSPI Driver commands that must be done sequentially with no other commands in between - // e.g. (1)Set Write Enable, (2)Program, (3)Wait Memory Ready - PlatformMutex _mutex; - - // Command Instructions - unsigned int _read_instruction; - unsigned int _prog_instruction; - unsigned int _erase_instruction; - unsigned int _erase4k_inst; // Legacy 4K erase instruction (default 0x20h) - unsigned int _write_register_inst; // Write status/config register instruction may vary between chips - unsigned int _read_register_inst; // Read status/config register instruction may vary between chips - - // Up To 4 Erase Types are supported by SFDP (each with its own command Instruction and Size) - unsigned int _erase_type_inst_arr[MAX_NUM_OF_ERASE_TYPES]; - unsigned int _erase_type_size_arr[MAX_NUM_OF_ERASE_TYPES]; - - // Sector Regions Map - int _regions_count; //number of regions - int _region_size_bytes[QSPIF_MAX_REGIONS]; //regions size in bytes - bd_size_t _region_high_boundary[QSPIF_MAX_REGIONS]; //region high address offset boundary - //Each Region can support a bit combination of any of the 4 Erase Types - uint8_t _region_erase_types_bitfield[QSPIF_MAX_REGIONS]; - unsigned int _min_common_erase_size; // minimal common erase size for all regions (0 if none exists) - - unsigned int _page_size_bytes; // Page size - 256 Bytes default - int _freq; - bd_size_t _device_size_bytes; - - // Bus speed configuration - qspi_bus_width_t _inst_width; //Bus width for Instruction phase - qspi_bus_width_t _address_width; //Bus width for Address phase - qspi_address_size_t _address_size; // number of bytes for address - qspi_bus_width_t _data_width; //Bus width for Data phase - int _dummy_and_mode_cycles; // Number of Dummy and Mode Bits required by Current Bus Mode - - uint32_t _init_ref_count; - bool _is_initialized; -}; - -#endif
--- a/drivers/storage/COMPONENT_QSPIF/TESTS/block_device/qspif/main.cpp Tue Dec 18 17:15:49 2018 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,292 +0,0 @@ -/* mbed Microcontroller Library - * Copyright (c) 2018 ARM Limited - * - * Licensed under the Apache License, Version 2.0 (the "License"); - * you may not use this file except in compliance with the License. - * You may obtain a copy of the License at - * - * http://www.apache.org/licenses/LICENSE-2.0 - * - * Unless required by applicable law or agreed to in writing, software - * distributed under the License is distributed on an "AS IS" BASIS, - * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. - * See the License for the specific language governing permissions and - * limitations under the License. - */ -#include "greentea-client/test_env.h" -#include "unity.h" -#include "utest.h" -#include "QSPIFBlockDevice.h" -#include "mbed_trace.h" -#include "rtos/Thread.h" -#include <stdlib.h> - -using namespace utest::v1; - -#define TEST_BLOCK_COUNT 10 -#define TEST_ERROR_MASK 16 -#define QSPIF_TEST_NUM_OF_THREADS 5 - -const struct { - const char *name; - bd_size_t (BlockDevice::*method)() const; -} ATTRS[] = { - {"read size", &BlockDevice::get_read_size}, - {"program size", &BlockDevice::get_program_size}, - {"erase size", &BlockDevice::get_erase_size}, - {"total size", &BlockDevice::size}, -}; - -static SingletonPtr<PlatformMutex> _mutex; - - -// Mutex is protecting rand() per srand for buffer writing and verification. -// Mutex is also protecting printouts for clear logs. -// Mutex is NOT protecting Block Device actions: erase/program/read - which is the purpose of the multithreaded test! -void basic_erase_program_read_test(QSPIFBlockDevice &blockD, bd_size_t block_size, uint8_t *write_block, - uint8_t *read_block, unsigned addrwidth) -{ - int err = 0; - _mutex->lock(); - // Find a random block - bd_addr_t block = (rand() * block_size) % blockD.size(); - - // Use next random number as temporary seed to keep - // the address progressing in the pseudorandom sequence - unsigned seed = rand(); - - // Fill with random sequence - srand(seed); - for (bd_size_t i_ind = 0; i_ind < block_size; i_ind++) { - write_block[i_ind] = 0xff & rand(); - } - // Write, sync, and read the block - utest_printf("\ntest %0*llx:%llu...", addrwidth, block, block_size); - _mutex->unlock(); - - err = blockD.erase(block, block_size); - TEST_ASSERT_EQUAL(0, err); - - err = blockD.program(write_block, block, block_size); - TEST_ASSERT_EQUAL(0, err); - - err = blockD.read(read_block, block, block_size); - TEST_ASSERT_EQUAL(0, err); - - _mutex->lock(); - // Check that the data was unmodified - srand(seed); - int val_rand; - for (bd_size_t i_ind = 0; i_ind < block_size; i_ind++) { - val_rand = rand(); - if ((0xff & val_rand) != read_block[i_ind]) { - utest_printf("\n Assert Failed Buf Read - block:size: %llx:%llu \n", block, block_size); - utest_printf("\n pos: %llu, exp: %02x, act: %02x, wrt: %02x \n", i_ind, (0xff & val_rand), read_block[i_ind], - write_block[i_ind]); - } - TEST_ASSERT_EQUAL(0xff & val_rand, read_block[i_ind]); - } - _mutex->unlock(); -} - -void test_qspif_random_program_read_erase() -{ - utest_printf("\nTest Random Program Read Erase Starts..\n"); - - QSPIFBlockDevice blockD(QSPI_FLASH1_IO0, QSPI_FLASH1_IO1, QSPI_FLASH1_IO2, QSPI_FLASH1_IO3, - QSPI_FLASH1_SCK, QSPI_FLASH1_CSN, QSPIF_POLARITY_MODE_0, MBED_CONF_QSPIF_QSPI_FREQ); - - int err = blockD.init(); - TEST_ASSERT_EQUAL(0, err); - - for (unsigned atr = 0; atr < sizeof(ATTRS) / sizeof(ATTRS[0]); atr++) { - static const char *prefixes[] = {"", "k", "M", "G"}; - for (int i_ind = 3; i_ind >= 0; i_ind--) { - bd_size_t size = (blockD.*ATTRS[atr].method)(); - if (size >= (1ULL << 10 * i_ind)) { - utest_printf("%s: %llu%sbytes (%llubytes)\n", - ATTRS[atr].name, size >> 10 * i_ind, prefixes[i_ind], size); - break; - } - } - } - - bd_size_t block_size = blockD.get_erase_size(); - unsigned addrwidth = ceil(log(float(blockD.size() - 1)) / log(float(16))) + 1; - - uint8_t *write_block = new (std::nothrow) uint8_t[block_size]; - uint8_t *read_block = new (std::nothrow) uint8_t[block_size]; - if (!write_block || !read_block) { - utest_printf("\n Not enough memory for test"); - goto end; - } - - for (int b = 0; b < TEST_BLOCK_COUNT; b++) { - basic_erase_program_read_test(blockD, block_size, write_block, read_block, addrwidth); - } - - err = blockD.deinit(); - TEST_ASSERT_EQUAL(0, err); - -end: - delete[] write_block; - delete[] read_block; -} - -void test_qspif_unaligned_erase() -{ - - utest_printf("\nTest Unaligned Erase Starts..\n"); - - QSPIFBlockDevice blockD(QSPI_FLASH1_IO0, QSPI_FLASH1_IO1, QSPI_FLASH1_IO2, QSPI_FLASH1_IO3, - QSPI_FLASH1_SCK, QSPI_FLASH1_CSN, QSPIF_POLARITY_MODE_0, MBED_CONF_QSPIF_QSPI_FREQ); - - int err = blockD.init(); - TEST_ASSERT_EQUAL(0, err); - - for (unsigned atr = 0; atr < sizeof(ATTRS) / sizeof(ATTRS[0]); atr++) { - static const char *prefixes[] = {"", "k", "M", "G"}; - for (int i_ind = 3; i_ind >= 0; i_ind--) { - bd_size_t size = (blockD.*ATTRS[atr].method)(); - if (size >= (1ULL << 10 * i_ind)) { - utest_printf("%s: %llu%sbytes (%llubytes)\n", - ATTRS[atr].name, size >> 10 * i_ind, prefixes[i_ind], size); - break; - } - } - } - - bd_addr_t addr = 0; - bd_size_t sector_erase_size = blockD.get_erase_size(addr); - unsigned addrwidth = ceil(log(float(blockD.size() - 1)) / log(float(16))) + 1; - - utest_printf("\ntest %0*llx:%llu...", addrwidth, addr, sector_erase_size); - - //unaligned start address - addr += 1; - err = blockD.erase(addr, sector_erase_size - 1); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - err = blockD.erase(addr, sector_erase_size); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - err = blockD.erase(addr, 1); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - //unaligned end address - addr = 0; - - err = blockD.erase(addr, 1); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - err = blockD.erase(addr, sector_erase_size + 1); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - //erase size exceeds flash device size - err = blockD.erase(addr, blockD.size() + 1); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_INVALID_ERASE_PARAMS, err); - - // Valid erase - err = blockD.erase(addr, sector_erase_size); - TEST_ASSERT_EQUAL(QSPIF_BD_ERROR_OK, err); - - err = blockD.deinit(); - TEST_ASSERT_EQUAL(0, err); -} - - - -static void test_qspif_thread_job(void *vBlockD/*, int thread_num*/) -{ - static int thread_num = 0; - thread_num++; - QSPIFBlockDevice *blockD = (QSPIFBlockDevice *)vBlockD; - utest_printf("\n Thread %d Started \n", thread_num); - - bd_size_t block_size = blockD->get_erase_size(); - unsigned addrwidth = ceil(log(float(blockD->size() - 1)) / log(float(16))) + 1; - - uint8_t *write_block = new (std::nothrow) uint8_t[block_size]; - uint8_t *read_block = new (std::nothrow) uint8_t[block_size]; - if (!write_block || !read_block) { - utest_printf("\n Not enough memory for test"); - goto end; - } - - for (int b = 0; b < TEST_BLOCK_COUNT; b++) { - basic_erase_program_read_test((*blockD), block_size, write_block, read_block, addrwidth); - } - -end: - delete[] write_block; - delete[] read_block; -} - -void test_qspif_multi_threads() -{ - - utest_printf("\nTest Multi Threaded Erase/Program/Read Starts..\n"); - - QSPIFBlockDevice blockD(QSPI_FLASH1_IO0, QSPI_FLASH1_IO1, QSPI_FLASH1_IO2, QSPI_FLASH1_IO3, - QSPI_FLASH1_SCK, QSPI_FLASH1_CSN, QSPIF_POLARITY_MODE_0, MBED_CONF_QSPIF_QSPI_FREQ); - - int err = blockD.init(); - TEST_ASSERT_EQUAL(0, err); - - for (unsigned atr = 0; atr < sizeof(ATTRS) / sizeof(ATTRS[0]); atr++) { - static const char *prefixes[] = {"", "k", "M", "G"}; - for (int i_ind = 3; i_ind >= 0; i_ind--) { - bd_size_t size = (blockD.*ATTRS[atr].method)(); - if (size >= (1ULL << 10 * i_ind)) { - utest_printf("%s: %llu%sbytes (%llubytes)\n", - ATTRS[atr].name, size >> 10 * i_ind, prefixes[i_ind], size); - break; - } - } - } - - rtos::Thread qspif_bd_thread[QSPIF_TEST_NUM_OF_THREADS]; - - osStatus threadStatus; - int i_ind; - - for (i_ind = 0; i_ind < QSPIF_TEST_NUM_OF_THREADS; i_ind++) { - threadStatus = qspif_bd_thread[i_ind].start(test_qspif_thread_job, (void *)&blockD); - if (threadStatus != 0) { - utest_printf("\n Thread %d Start Failed!", i_ind + 1); - } - } - - for (i_ind = 0; i_ind < QSPIF_TEST_NUM_OF_THREADS; i_ind++) { - qspif_bd_thread[i_ind].join(); - } - - err = blockD.deinit(); - TEST_ASSERT_EQUAL(0, err); -} - - - - -// Test setup -utest::v1::status_t test_setup(const size_t number_of_cases) -{ - GREENTEA_SETUP(60, "default_auto"); - return verbose_test_setup_handler(number_of_cases); -} - -Case cases[] = { - Case("Testing unaligned erase blocks", test_qspif_unaligned_erase), - Case("Testing read write random blocks", test_qspif_random_program_read_erase), - Case("Testing Multi Threads Erase Program Read", test_qspif_multi_threads) -}; - -Specification specification(test_setup, cases); - - -int main() -{ - mbed_trace_init(); - utest_printf("MAIN STARTS\n"); - return !Harness::run(specification); -}
--- a/drivers/storage/COMPONENT_QSPIF/mbed_lib.json Tue Dec 18 17:15:49 2018 +0000 +++ /dev/null Thu Jan 01 00:00:00 1970 +0000 @@ -1,30 +0,0 @@ -{ -"name": "qspif", - "config": { - "QSPI_IO0": "QSPI_FLASH1_IO0", - "QSPI_IO1": "QSPI_FLASH1_IO1", - "QSPI_IO2": "QSPI_FLASH1_IO2", - "QSPI_IO3": "QSPI_FLASH1_IO3", - "QSPI_SCK": "QSPI_FLASH1_SCK", - "QSPI_CSN": "QSPI_FLASH1_CSN", - "QSPI_POLARITY_MODE": 0, - "QSPI_FREQ": "40000000" - }, - "target_overrides": { - "DISCO_F413ZH": { - "QSPI_FREQ": "80000000" - }, - "DISCO_L475VG_IOT01A": { - "QSPI_FREQ": "8000000" - }, - "DISCO_L476VG": { - "QSPI_FREQ": "80000000" - }, - "DISCO_F469NI": { - "QSPI_FREQ": "80000000" - }, - "NRF52840_DK": { - "QSPI_FREQ": "32000000" - } - } -}