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[Silicon Labs] Add flash HAL API support #4037

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Merged
merged 1 commit into from
Mar 29, 2017
Merged

[Silicon Labs] Add flash HAL API support #4037

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5 changes: 5 additions & 0 deletions targets/TARGET_Silicon_Labs/TARGET_EFM32/common/objects.h
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Original file line number Diff line number Diff line change
Expand Up @@ -145,6 +145,11 @@ typedef enum {
} sleepstate_enum;
#endif

#if DEVICE_FLASH
struct flash_s {
MSC_TypeDef *msc;
};
#endif

#ifdef __cplusplus
}
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138 changes: 138 additions & 0 deletions targets/TARGET_Silicon_Labs/TARGET_EFM32/flash_api.c
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Original file line number Diff line number Diff line change
@@ -0,0 +1,138 @@
/***************************************************************************//**
* @file flash_api.c
*******************************************************************************
* @section License
* <b>Copyright 2017 Silicon Laboratories, Inc. http://www.silabs.com</b>
*******************************************************************************
*
* SPDX-License-Identifier: Apache-2.0
*
* 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 "device.h"
#if DEVICE_FLASH

#include "flash_api.h"
#include "em_msc.h"

/** Initialize the flash peripheral and the flash_t object
*
* @param obj The flash object
* @return 0 for success, -1 for error
*/
int32_t flash_init(flash_t *obj)
{
(void)obj;
return 0;
}

/** Uninitialize the flash peripheral and the flash_t object
*
* @param obj The flash object
* @return 0 for success, -1 for error
*/
int32_t flash_free(flash_t *obj)
{
(void)obj;
return 0;
}

/** Erase one sector starting at defined address
*
* The address should be at sector boundary. This function does not do any check for address alignments
* @param obj The flash object
* @param address The sector starting address
* @return 0 for success, -1 for error
*/
int32_t flash_erase_sector(flash_t *obj, uint32_t address)
{
(void)obj;
MSC_Status_TypeDef mscStatus = MSC_ErasePage((uint32_t *)address);

return (mscStatus == mscReturnOk) ? 0 : -1;
}

/** Program one page starting at defined address
*
* The page should be at page boundary, should not cross multiple sectors.
* This function does not do any check for address alignments or if size is aligned to a page size.
* @param obj The flash object
* @param address The sector starting address
* @param data The data buffer to be programmed
* @param size The number of bytes to program
* @return 0 for success, -1 for error
*/
int32_t flash_program_page(flash_t *obj, uint32_t address, const uint8_t *data, uint32_t size)
{
(void)obj;
MSC_Status_TypeDef mscStatus = MSC_WriteWord((uint32_t *)address, data, size);

return (mscStatus == mscReturnOk) ? 0 : -1;
}

/** Get sector size
*
* @param obj The flash object
* @param address The sector starting address
* @return The size of a sector
*/
uint32_t flash_get_sector_size(const flash_t *obj, uint32_t address)
{
(void)obj;
(void)address;

if (address < FLASH_BASE || address >= FLASH_BASE + FLASH_SIZE) {
// Address outside of flash -- invalid sector
return MBED_FLASH_INVALID_SIZE;
}

return FLASH_PAGE_SIZE;
}

/** Get page size
*
* @param obj The flash object
* @param address The page starting address
* @return The size of a page
*/
uint32_t flash_get_page_size(const flash_t *obj)
{
(void)obj;
return FLASH_PAGE_SIZE;
}

/** Get start address for the flash region
*
* @param obj The flash object
* @return The start address for the flash region
*/
uint32_t flash_get_start_address(const flash_t *obj)
{
(void)obj;
return FLASH_BASE;
}

/** Get the flash region size
*
* @param obj The flash object
* @return The flash region size
*/
uint32_t flash_get_size(const flash_t *obj)
{
(void)obj;
return FLASH_SIZE;
}

#endif // DEVICE_FLASH
16 changes: 8 additions & 8 deletions targets/targets.json
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Original file line number Diff line number Diff line change
Expand Up @@ -1931,7 +1931,7 @@
"EFM32GG_STK3700": {
"inherits": ["EFM32GG990F1024"],
"progen": {"target": "efm32gg-stk"},
"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"],
"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"],
"forced_reset_timeout": 2,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -1983,7 +1983,7 @@
},
"EFM32LG_STK3600": {
"inherits": ["EFM32LG990F256"],
"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"],
"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"],
"forced_reset_timeout": 2,
"device_name": "EFM32LG990F256",
"config": {
Expand Down Expand Up @@ -2037,7 +2037,7 @@
"EFM32WG_STK3800": {
"inherits": ["EFM32WG990F256"],
"progen": {"target": "efm32wg-stk"},
"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"],
"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"],
"forced_reset_timeout": 2,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -2197,7 +2197,7 @@
},
"EFM32PG_STK3401": {
"inherits": ["EFM32PG1B100F256GM32"],
"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"],
"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"],
"forced_reset_timeout": 2,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -2258,7 +2258,7 @@
},
"EFR32MG1_BRD4150": {
"inherits": ["EFR32MG1P132F256GM48"],
"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"],
"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"],
"forced_reset_timeout": 2,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -2301,7 +2301,7 @@
},
"THUNDERBOARD_SENSE": {
"inherits": ["EFR32MG1P233F256GM48"],
"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"],
"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"],
"forced_reset_timeout": 5,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -2347,7 +2347,7 @@
},
"EFM32PG12_STK3402": {
"inherits": ["EFM32PG12B500F1024GL125"],
"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"],
"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"],
"forced_reset_timeout": 2,
"config": {
"hf_clock_src": {
Expand Down Expand Up @@ -2398,7 +2398,7 @@
},
"THUNDERBOARD_SENSE_12": {
"inherits": ["EFR32MG12P332F1024GL125"],
"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"],
"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"],
"forced_reset_timeout": 5,
"config": {
"hf_clock_src": {
Expand Down