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[Silicon Labs] Add flash API support
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+151
-8
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3 files changed

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‎targets/TARGET_Silicon_Labs/TARGET_EFM32/common/objects.h

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Original file line numberDiff line numberDiff line change
@@ -147,6 +147,11 @@ typedef enum {
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} sleepstate_enum;
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#endif
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#if DEVICE_FLASH
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struct flash_s {
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MSC_TypeDef *msc;
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};
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#endif
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#if DEVICE_TRNG
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struct trng_s {

‎targets/TARGET_Silicon_Labs/TARGET_EFM32/flash_api.c

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@@ -0,0 +1,138 @@
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/***************************************************************************//**
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* @file flash_api.c
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*******************************************************************************
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* @section License
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* <b>Copyright 2017 Silicon Laboratories, Inc. http://www.silabs.com</b>
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*******************************************************************************
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*
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* SPDX-License-Identifier: Apache-2.0
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*
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* Licensed under the Apache License, Version 2.0 (the "License"); you may
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* not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*
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******************************************************************************/
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#include "device.h"
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#if DEVICE_FLASH
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#include "flash_api.h"
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#include "em_msc.h"
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/** Initialize the flash peripheral and the flash_t object
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*
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* @param obj The flash object
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* @return 0 for success, -1 for error
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*/
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int32_t flash_init(flash_t *obj)
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{
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(void)obj;
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return 0;
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}
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/** Uninitialize the flash peripheral and the flash_t object
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*
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* @param obj The flash object
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* @return 0 for success, -1 for error
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*/
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int32_t flash_free(flash_t *obj)
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{
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(void)obj;
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return 0;
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}
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/** Erase one sector starting at defined address
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*
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* The address should be at sector boundary. This function does not do any check for address alignments
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* @param obj The flash object
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* @param address The sector starting address
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* @return 0 for success, -1 for error
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*/
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int32_t flash_erase_sector(flash_t *obj, uint32_t address)
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{
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(void)obj;
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MSC_Status_TypeDef mscStatus = MSC_ErasePage((uint32_t *)address);
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return (mscStatus == mscReturnOk) ? 0 : -1;
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}
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/** Program one page starting at defined address
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*
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* The page should be at page boundary, should not cross multiple sectors.
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* This function does not do any check for address alignments or if size is aligned to a page size.
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* @param obj The flash object
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* @param address The sector starting address
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* @param data The data buffer to be programmed
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* @param size The number of bytes to program
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* @return 0 for success, -1 for error
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*/
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int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size)
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{
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(void)obj;
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MSC_Status_TypeDef mscStatus = MSC_WriteWord((uint32_t *)address, data, size);
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return (mscStatus == mscReturnOk) ? 0 : -1;
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}
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/** Get sector size
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*
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* @param obj The flash object
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* @param address The sector starting address
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* @return The size of a sector
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*/
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uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
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{
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(void)obj;
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(void)address;
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if (address < FLASH_BASE || address >= FLASH_BASE + FLASH_SIZE) {
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// Address outside of flash -- invalid sector
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return MBED_FLASH_INVALID_SIZE;
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}
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return FLASH_PAGE_SIZE;
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}
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/** Get page size
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*
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* @param obj The flash object
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* @param address The page starting address
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* @return The size of a page
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*/
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uint32_t flash_get_page_size(const flash_t *obj)
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{
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(void)obj;
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return FLASH_PAGE_SIZE;
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}
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/** Get start address for the flash region
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*
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* @param obj The flash object
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* @return The start address for the flash region
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*/
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uint32_t flash_get_start_address(const flash_t *obj)
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{
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(void)obj;
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return FLASH_BASE;
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}
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/** Get the flash region size
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*
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* @param obj The flash object
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* @return The flash region size
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*/
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uint32_t flash_get_size(const flash_t *obj)
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{
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(void)obj;
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return FLASH_SIZE;
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}
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#endif // DEVICE_FLASH

‎targets/targets.json

Lines changed: 8 additions & 8 deletions
Original file line numberDiff line numberDiff line change
@@ -2039,7 +2039,7 @@
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"EFM32GG_STK3700": {
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"inherits": ["EFM32GG990F1024"],
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"progen": {"target": "efm32gg-stk"},
2042-
"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
2042+
"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
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"forced_reset_timeout": 2,
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"config": {
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"hf_clock_src": {
@@ -2091,7 +2091,7 @@
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},
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"EFM32LG_STK3600": {
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"inherits": ["EFM32LG990F256"],
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"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
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"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
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"forced_reset_timeout": 2,
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"device_name": "EFM32LG990F256",
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"config": {
@@ -2145,7 +2145,7 @@
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"EFM32WG_STK3800": {
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"inherits": ["EFM32WG990F256"],
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"progen": {"target": "efm32wg-stk"},
2148-
"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
2148+
"device_has": ["ANALOGIN", "ANALOGOUT", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
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"forced_reset_timeout": 2,
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"config": {
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"hf_clock_src": {
@@ -2305,7 +2305,7 @@
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},
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"EFM32PG_STK3401": {
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"inherits": ["EFM32PG1B100F256GM32"],
2308-
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
2308+
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
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"forced_reset_timeout": 2,
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"config": {
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"hf_clock_src": {
@@ -2366,7 +2366,7 @@
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},
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"EFR32MG1_BRD4150": {
23682368
"inherits": ["EFR32MG1P132F256GM48"],
2369-
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
2369+
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
23702370
"forced_reset_timeout": 2,
23712371
"config": {
23722372
"hf_clock_src": {
@@ -2409,7 +2409,7 @@
24092409
},
24102410
"TB_SENSE_1": {
24112411
"inherits": ["EFR32MG1P233F256GM48"],
2412-
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES"],
2412+
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "FLASH"],
24132413
"forced_reset_timeout": 5,
24142414
"config": {
24152415
"hf_clock_src": {
@@ -2455,7 +2455,7 @@
24552455
},
24562456
"EFM32PG12_STK3402": {
24572457
"inherits": ["EFM32PG12B500F1024GL125"],
2458-
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "TRNG"],
2458+
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "TRNG", "FLASH"],
24592459
"forced_reset_timeout": 2,
24602460
"config": {
24612461
"hf_clock_src": {
@@ -2506,7 +2506,7 @@
25062506
},
25072507
"TB_SENSE_12": {
25082508
"inherits": ["EFR32MG12P332F1024GL125"],
2509-
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "TRNG"],
2509+
"device_has": ["ANALOGIN", "ERROR_PATTERN", "I2C", "I2CSLAVE", "I2C_ASYNCH", "INTERRUPTIN", "LOWPOWERTIMER", "PORTIN", "PORTINOUT", "PORTOUT", "PWMOUT", "RTC", "SERIAL", "SERIAL_ASYNCH", "SLEEP", "SPI", "SPISLAVE", "SPI_ASYNCH", "STDIO_MESSAGES", "TRNG", "FLASH"],
25102510
"forced_reset_timeout": 5,
25112511
"config": {
25122512
"hf_clock_src": {

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