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225
component/common/mbed/targets/hal/rtl8195a/sys_api.c
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225
component/common/mbed/targets/hal/rtl8195a/sys_api.c
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/* mbed Microcontroller Library
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*******************************************************************************
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* Copyright (c) 2014, Realtek
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* All rights reserved.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
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* DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
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* SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
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* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
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* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
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*******************************************************************************
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*/
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#include "cmsis.h"
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#include "sys_api.h"
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#include "flash_api.h"
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#include "osdep_api.h"
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#include "device_lock.h"
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#define OTA_Signature "81958711"
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#define OTA_Clear "00000000"
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#define OTA_Signature_len 8
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#define OTA_Signature_offset 8
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#define OTA_valid_offset 0x100000
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#define printf DiagPrintf
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#if !defined(__ICCARM__)
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#define memcmp(dst, src, sz) _memcmp(dst, src, sz)
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#define memset(dst, val, sz) _memset(dst, val, sz)
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#define memcpy(dst, src, sz) _memcpy(dst, src, sz)
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#endif // #if !defined(__ICCARM__)
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extern VOID HalJtagPinOff(VOID);
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extern void HalInitLogUart(void);
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extern void HalDeinitLogUart(void);
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#if defined ( __ICCARM__ )
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extern u8 IsSdrPowerOn();
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#endif
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/**
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* @brief Turn off the JTAG function
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*
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* @return None
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*
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*/
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void sys_jtag_off(void)
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{
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HalJtagPinOff();
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}
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void sys_clear_ota_signature(void)
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{
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flash_t flash;
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u32 ota_offset=0xFFFFFFFF, part1_offset, part2_offset;
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u8 signature[OTA_Signature_len+1];
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, 0x18, 4, (u8*)&part1_offset);
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part1_offset = (part1_offset&0xFFFF) * 1024;
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flash_stream_read(&flash, part1_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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if(!memcmp((char const*)signature, OTA_Signature, OTA_Signature_len)){
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ota_offset = part1_offset;
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}
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flash_stream_read(&flash, FLASH_SYSTEM_DATA_ADDR, 4, (u8*)&part2_offset);
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flash_stream_read(&flash, part2_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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if(!memcmp((char const*)signature, OTA_Signature, OTA_Signature_len)){
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ota_offset = part2_offset;
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}
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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printf("\n\rOTA offset = 0x%08X", ota_offset);
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if(ota_offset < OTA_valid_offset){
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, ota_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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signature[OTA_Signature_len] = '\0';
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printf("\n\rSignature = %s", signature);
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if(!memcmp((char const*)signature, OTA_Signature, OTA_Signature_len)){
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memcpy((char*)signature, OTA_Clear, OTA_Signature_len);
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flash_stream_write(&flash, ota_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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flash_stream_read(&flash, ota_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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signature[OTA_Signature_len] = '\0';
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printf("\n\rSignature = %s", signature);
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printf("\n\rClear OTA signature success.");
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}
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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}
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}
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void sys_recover_ota_signature(void)
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{
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flash_t flash;
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u32 ota_offset=0xFFFFFFFF, part1_offset, part2_offset;
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u8 signature[OTA_Signature_len+1];
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u8* pbuf;
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, 0x18, 4, (u8*)&part1_offset);
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part1_offset = (part1_offset&0xFFFF) * 1024;
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flash_stream_read(&flash, part1_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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if(!memcmp((char const*)signature, OTA_Clear, OTA_Signature_len)){
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ota_offset = part1_offset;
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}
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flash_stream_read(&flash, FLASH_SYSTEM_DATA_ADDR, 4, (u8*)&part2_offset);
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flash_stream_read(&flash, part2_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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if(!memcmp((char const*)signature, OTA_Clear, OTA_Signature_len)){
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ota_offset = part2_offset;
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}
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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printf("\n\rOTA offset = 0x%08X", ota_offset);
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if(ota_offset < OTA_valid_offset){
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, ota_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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signature[OTA_Signature_len] = '\0';
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printf("\n\rSignature = %s", signature);
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if(!memcmp((char const*)signature, OTA_Clear, OTA_Signature_len)){
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// backup
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pbuf = RtlMalloc(FLASH_SECTOR_SIZE);
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if(!pbuf) return;
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flash_stream_read(&flash, ota_offset, FLASH_SECTOR_SIZE, pbuf);
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memcpy((char*)pbuf+OTA_Signature_offset, OTA_Signature, OTA_Signature_len);
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flash_erase_sector(&flash, FLASH_RESERVED_DATA_BASE);
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flash_stream_write(&flash, FLASH_RESERVED_DATA_BASE, FLASH_SECTOR_SIZE, pbuf);
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// Write
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flash_stream_read(&flash, FLASH_RESERVED_DATA_BASE, FLASH_SECTOR_SIZE, pbuf);
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flash_erase_sector(&flash, ota_offset);
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flash_stream_write(&flash, ota_offset, FLASH_SECTOR_SIZE, pbuf);
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flash_stream_read(&flash, ota_offset+OTA_Signature_offset, OTA_Signature_len, signature);
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signature[OTA_Signature_len] = '\0';
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printf("\n\rSignature = %s", signature);
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RtlMfree(pbuf, FLASH_SECTOR_SIZE);
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printf("\n\rRecover OTA signature success.");
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}
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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}
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}
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void sys_log_uart_on(void)
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{
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HalInitLogUart();
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}
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void sys_log_uart_off(void)
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{
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HalDeinitLogUart();
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}
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void sys_adc_calibration(u8 write, u16 *offset, u16 *gain)
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{
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flash_t flash;
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u8* pbuf;
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if(write){
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// backup
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pbuf = RtlMalloc(FLASH_SECTOR_SIZE);
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if(!pbuf) return;
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, FLASH_SYSTEM_DATA_ADDR, FLASH_SECTOR_SIZE, pbuf);
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memcpy((char*)pbuf+FLASH_ADC_PARA_OFFSET, offset, 2);
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memcpy((char*)pbuf+FLASH_ADC_PARA_OFFSET+2, gain, 2);
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flash_erase_sector(&flash, FLASH_RESERVED_DATA_BASE);
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flash_stream_write(&flash, FLASH_RESERVED_DATA_BASE, FLASH_SECTOR_SIZE, pbuf);
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// Write
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flash_stream_read(&flash, FLASH_RESERVED_DATA_BASE, FLASH_SECTOR_SIZE, pbuf);
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flash_erase_sector(&flash, FLASH_SYSTEM_DATA_ADDR);
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flash_stream_write(&flash, FLASH_SYSTEM_DATA_ADDR, FLASH_SECTOR_SIZE, pbuf);
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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RtlMfree(pbuf, FLASH_SECTOR_SIZE);
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printf("\n\rStore ADC calibration success.");
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}
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device_mutex_lock(RT_DEV_LOCK_FLASH);
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flash_stream_read(&flash, FLASH_ADC_PARA_BASE, 2, (u8*)offset);
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flash_stream_read(&flash, FLASH_ADC_PARA_BASE+2, 2, (u8*)gain);
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device_mutex_unlock(RT_DEV_LOCK_FLASH);
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printf("\n\rADC offset = 0x%04X, gain = 0x%04X.\n\r", *offset, *gain);
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}
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/**
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* @brief system software reset
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*
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* @return None
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*
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*/
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void sys_reset(void)
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{
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// Set processor clock to default before system reset
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HAL_WRITE32(SYSTEM_CTRL_BASE, 0x14, 0x00000021);
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HalDelayUs(100*1000);
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// Cortex-M3 SCB->AIRCR
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HAL_WRITE32(0xE000ED00, 0x0C, (0x5FA << 16) | // VECTKEY
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(HAL_READ32(0xE000ED00, 0x0C) & (7 << 8)) | // PRIGROUP
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(1 << 2)); // SYSRESETREQ
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}
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u8 sys_is_sdram_power_on(void)
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{
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u8 ison = 0;
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#if defined ( __ICCARM__ )
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ison = IsSdrPowerOn();
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#endif
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return ison;
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}
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void sys_sdram_off(void)
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{
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#if defined ( __ICCARM__ )
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if (sys_is_sdram_power_on()) {
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SdrPowerOff();
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}
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#endif
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}
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