本文整理汇总了C++中spi_flash_write函数的典型用法代码示例。如果您正苦于以下问题：C++ spi_flash_write函数的具体用法？C++ spi_flash_write怎么用？C++ spi_flash_write使用的例子？那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了spi_flash_write函数的20个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的C++代码示例。
示例1: user_esp_platform_save_param
/******************************************************************************
* FunctionName : user_esp_platform_save_param
* Description : toggle save param to two sector by flag value,
* : protect write and erase data while power off.
* Parameters : param -- the parame point which write the flash
* Returns : none
*******************************************************************************/
void ICACHE_FLASH_ATTR
user_esp_platform_save_param(void *param, uint16 len)
{
struct esp_platform_sec_flag_param flag;
spi_flash_read((ESP_PARAM_START_SEC + ESP_PARAM_FLAG) * SPI_FLASH_SEC_SIZE,
(uint32 *)&flag, sizeof(struct esp_platform_sec_flag_param));
if (flag.flag == 0) {
spi_flash_erase_sector(ESP_PARAM_START_SEC + ESP_PARAM_SAVE_1);
spi_flash_write((ESP_PARAM_START_SEC + ESP_PARAM_SAVE_1) * SPI_FLASH_SEC_SIZE,
(uint32 *)param, len);
flag.flag = 1;
spi_flash_erase_sector(ESP_PARAM_START_SEC + ESP_PARAM_FLAG);
spi_flash_write((ESP_PARAM_START_SEC + ESP_PARAM_FLAG) * SPI_FLASH_SEC_SIZE,
(uint32 *)&flag, sizeof(struct esp_platform_sec_flag_param));
} else {
spi_flash_erase_sector(ESP_PARAM_START_SEC + ESP_PARAM_SAVE_0);
spi_flash_write((ESP_PARAM_START_SEC + ESP_PARAM_SAVE_0) * SPI_FLASH_SEC_SIZE,
(uint32 *)param, len);
flag.flag = 0;
spi_flash_erase_sector(ESP_PARAM_START_SEC + ESP_PARAM_FLAG);
spi_flash_write((ESP_PARAM_START_SEC + ESP_PARAM_FLAG) * SPI_FLASH_SEC_SIZE,
(uint32 *)&flag, sizeof(struct esp_platform_sec_flag_param));
}
}
开发者ID:StephanHaag，项目名称:esp8266-devkit，代码行数:33，代码来源:at_baseCmd.c
示例2: env_sf_save
static int env_sf_save(void)
{
u32 saved_size, saved_offset, sector;
char *saved_buffer = NULL;
int ret = 1;
env_t env_new;
ret = setup_flash_device();
if (ret)
return ret;
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer)
goto done;
ret = spi_flash_read(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = env_export(&env_new);
if (ret)
goto done;
sector = DIV_ROUND_UP(CONFIG_ENV_SIZE, CONFIG_ENV_SECT_SIZE);
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET,
sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET,
CONFIG_ENV_SIZE, &env_new);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset,
saved_size, saved_buffer);
if (ret)
goto done;
}
ret = 0;
puts("done\n");
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
开发者ID:koenkooi，项目名称:u-boot，代码行数:59，代码来源:sf.c
示例3: iot_atcmd_exec_flash
/* Format: AT#FLASH -s6 -v56+enter*/
int16 iot_atcmd_exec_flash(puchar pCmdBuf, int16 AtCmdLen)
{
char *argv[MAX_OPTION_COUNT];
char *opString = "r:s:v:c:?";
char *endptr = NULL;
long num = 0;
int16 argc = 0;
char opt = 0;
uint32 fOffset = 0;
uint8 fData[1] = {0};
uint32 stringLen = 0;
uint8 buffer[48] = {0};
split_string_cmd(pCmdBuf, AtCmdLen, &argc, argv);
opt = getopt(argc, argv, opString);
while (opt != -1) {
switch (opt) {
case 'r':
/*Flash Read Offset*/
num = simple_strtol(optarg,&endptr,0);
spi_flash_read((uint32)num, fData, 1);
printf_high("[0x%x]=[0x%02x]\n",num,fData[0]);
break;
case 's':
/*Flash Write Offset*/
num = simple_strtol(optarg,&endptr,0);
fOffset = (uint32)num;
break;
case 'v':
/*Flash Write Value*/
num = simple_strtol(optarg,&endptr,0);
if ( (fOffset < FLASH_OFFSET_RESERVE_2_START) ||
((fOffset >= FLASH_OFFSET_STA_FW_START) && (fOffset < FLASH_OFFSET_RESERVE_7_START))) {
/*Protecte the FW region*/
printf_high("[0x%x] is not permit to write!\n",fOffset);
}else{
spi_flash_write(fOffset, (uint8*)&num, 1);
printf_high("[0x%x]=[0x%02x]\n",fOffset,num);
}
break;
case 'c':
stringLen = strlen(optarg);
if(stringLen > (sizeof(buffer)-1))
stringLen = sizeof(buffer)-1;
memcpy(buffer, optarg, stringLen);
buffer[stringLen] ='\0';
spi_flash_write(fOffset, (uint8*)buffer, stringLen+1);
printf_high("[0x%x]=%s\n",fOffset,buffer);
break;
case '?':
default:
break;
}
opt = getopt(argc, argv, opString);
}
return 0;
}
开发者ID:Altizon，项目名称:Aliot-SDK-Examples，代码行数:60，代码来源:iot_at_cmd.c
示例4: initializePage
IROM bool Flash::initializePage(uint32_t pageIdx,uint32_t sequence) {
// INFO(" pageIdx : %d sequence : %d ",pageIdx,sequence);
uint32_t sector = PAGE_START/PAGE_SIZE + pageIdx;
if ( spi_flash_erase_sector(sector) != SPI_FLASH_RESULT_OK ) return false;
uint32_t magic=PAGE_SIGNATURE;
if ( spi_flash_write(pageAddress(pageIdx),&magic, sizeof(magic))!= SPI_FLASH_RESULT_OK ) return false;
if ( spi_flash_write(pageAddress(pageIdx)+4,&sequence, sizeof(sequence))!= SPI_FLASH_RESULT_OK ) return false;
return true;
}
开发者ID:vortex314，项目名称:esp_cbor，代码行数:9，代码来源:Flash.cpp
示例5: saveenv
int saveenv(void)
{
u32 saved_size, saved_offset;
char *saved_buffer = NULL;
u32 sector = 1;
int ret;
if (!env_flash) {
puts("Environment SPI flash not initialized\n");
return 1;
}
/* Is the sector larger than the env (i.e. embedded) */
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
saved_size = CONFIG_ENV_SECT_SIZE - CONFIG_ENV_SIZE;
saved_offset = CONFIG_ENV_OFFSET + CONFIG_ENV_SIZE;
saved_buffer = malloc(saved_size);
if (!saved_buffer) {
ret = 1;
goto done;
}
ret = spi_flash_read(env_flash, saved_offset, saved_size, saved_buffer);
if (ret)
goto done;
}
if (CONFIG_ENV_SIZE > CONFIG_ENV_SECT_SIZE) {
sector = CONFIG_ENV_SIZE / CONFIG_ENV_SECT_SIZE;
if (CONFIG_ENV_SIZE % CONFIG_ENV_SECT_SIZE)
sector++;
}
puts("Erasing SPI flash...");
ret = spi_flash_erase(env_flash, CONFIG_ENV_OFFSET, sector * CONFIG_ENV_SECT_SIZE);
if (ret)
goto done;
puts("Writing to SPI flash...");
ret = spi_flash_write(env_flash, CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE, env_ptr);
if (ret)
goto done;
if (CONFIG_ENV_SECT_SIZE > CONFIG_ENV_SIZE) {
ret = spi_flash_write(env_flash, saved_offset, saved_size, saved_buffer);
if (ret)
goto done;
}
ret = 0;
puts("done\n");
done:
if (saved_buffer)
free(saved_buffer);
return ret;
}
开发者ID:sensysnetworks，项目名称:u-boot-at91，代码行数:56，代码来源:env_sf.c
示例6: set_arc_product
static int set_arc_product(int argc, char *const argv[])
{
int err = 0;
char *mystrerr = "ERROR: Failed to save factory info in spi location";
if (argc != 5)
return -1;
/* Check serial number */
if (strlen(argv[1]) != MAX_SERIAL_SIZE)
return -1;
/* Check HWaddrs */
if (ishwaddr(argv[2]) || ishwaddr(argv[3]) || ishwaddr(argv[4]))
return -1;
strcpy(smac[3], argv[1]);
strcpy(smac[2], argv[2]);
strcpy(smac[1], argv[3]);
strcpy(smac[0], argv[4]);
flash = spi_flash_probe(CONFIG_ENV_SPI_BUS, CONFIG_ENV_SPI_CS,
CONFIG_ENV_SPI_MAX_HZ, CONFIG_ENV_SPI_MODE);
/*
* Save factory defaults
*/
if (spi_flash_write(flash, FIRM_ADDR1, sizeof(smac), smac)) {
printf("%s: %s [1]\n", __func__, mystrerr);
err++;
}
if (spi_flash_write(flash, FIRM_ADDR2, sizeof(smac), smac)) {
printf("%s: %s [2]\n", __func__, mystrerr);
err++;
}
if (spi_flash_write(flash, FIRM_ADDR3, sizeof(smac), smac)) {
printf("%s: %s [3]\n", __func__, mystrerr);
err++;
}
if (spi_flash_write(flash, FIRM_ADDR4, sizeof(smac), smac)) {
printf("%s: %s [4]\n", __func__, mystrerr);
err++;
}
if (err == 4) {
printf("%s: %s [ALL]\n", __func__, mystrerr);
return -2;
}
return 0;
}
开发者ID:OpenNoah，项目名称:u-boot，代码行数:54，代码来源:cmd_arc.c
示例7: write_config
/*ALINK_CONFIG_LEN 2048, len need < ALINK_CONFIG_LEN */
static int ICACHE_FLASH_ATTR write_config(unsigned char *buffer, unsigned int len)
{
int res = 0, pos = 0;
if (buffer == NULL) {
return ALINK_ERR;
}
if (len > ALINK_CONFIG_LEN)
len = ALINK_CONFIG_LEN;
res = spi_flash_erase_sector(LFILE_START_ADDR / 4096); //one sector is 4KB
if (res != SPI_FLASH_RESULT_OK) {
wsf_err("erase flash data fail\n");
}
else {
wsf_err("erase flash data %d Byte\n", res);
}
os_printf("write data:\n");
res = spi_flash_write((LFILE_START_ADDR), (uint32 *)buffer, len);
if (res != SPI_FLASH_RESULT_OK) {
wsf_err("write data error\n");
return ALINK_ERR;
}
wsf_deb("write key(%s) success.", buffer);
return ALINK_OK;
}
开发者ID:hwwr，项目名称:test，代码行数:29，代码来源:sample.c
示例8: spiflash_logic_write
int spiflash_logic_write(spiflash_logic_t *spiflash_logic,
unsigned long long offset,
unsigned int length,
unsigned char *buf)
{
unsigned int totalwrite = length;
unsigned int ret;
if (!length) {
printf("Attempt to write 0 Bytes\n");
return -1;
}
if ((offset > spiflash_logic->length)
|| (length > spiflash_logic->length)
|| ((offset + length) > spiflash_logic->length)) {
printf("Attempt to write outside the flash handle area, "
"flash handle size: 0x%08llx, offset: 0x%08llx, "
"length: 0x%08x, phylength: 0x%08llx\n",
spiflash_logic->length, offset,
length, offset + length);
return -1;
}
ret = spi_flash_write(spiflash_logic->spiflash,
spiflash_logic->address + offset,
length,
buf);
if (!ret)
return totalwrite;
return ret;
}
开发者ID:armfun，项目名称:boot-hix5hd2，代码行数:33，代码来源:spiflash_logif.c
示例9: pageAddress
IROM bool Flash::writeItem( uint16_t index,uint8_t* start,uint32_t length) {
// INFO(" index : %u , length : %u ",index,length);
uint32_t address = pageAddress(_pageIdx)+_freePos;
Quad W;
W.index = index;
W.length=length;
// INFO(" address 0x%x length %d",address,length);
if (spi_flash_write(address,&W.w,4)!= SPI_FLASH_RESULT_OK ) return false;
for(uint32_t i=0;i<length+3;i+=4) {
W.w=0xFFFFFFFF;
for(uint32_t j=0;i+j<length && j<4;j++) W.b[j]=start[i+j];
if (spi_flash_write(address+4+i,&W.w,4)!= SPI_FLASH_RESULT_OK ) return false;
}
_freePos += 4+roundQuad(length);
return true;
}
开发者ID:vortex314，项目名称:esp_cbor，代码行数:16，代码来源:Flash.cpp
示例10: rboot_set_config
// write the rboot config
// preserves the contents of the rest of the sector,
// so the rest of the sector can be used to store user data
// updates checksum automatically (if enabled)
bool ICACHE_FLASH_ATTR rboot_set_config(rboot_config *conf) {
uint8 *buffer;
buffer = (uint8*)os_malloc(SECTOR_SIZE);
if (!buffer) {
//os_printf("No ram!\r\n");
return false;
}
#ifdef BOOT_CONFIG_CHKSUM
conf->chksum = calc_chksum((uint8*)conf, (uint8*)&conf->chksum);
#endif
spi_flash_read(BOOT_CONFIG_SECTOR * SECTOR_SIZE, (uint32*)((void*)buffer), SECTOR_SIZE);
memcpy(buffer, conf, sizeof(rboot_config));
vPortEnterCritical();
spi_flash_erase_sector(BOOT_CONFIG_SECTOR);
vPortExitCritical();
taskYIELD();
vPortEnterCritical();
//spi_flash_write(BOOT_CONFIG_SECTOR * SECTOR_SIZE, (uint32*)((void*)buffer), SECTOR_SIZE);
spi_flash_write(BOOT_CONFIG_SECTOR * SECTOR_SIZE, (uint32*)((void*)buffer), SECTOR_SIZE);
vPortExitCritical();
os_free(buffer);
return true;
}
开发者ID:Paasmer，项目名称:esp-open-rtos，代码行数:29，代码来源:rboot-api.c
示例11: spi_flash_write_test
void ICACHE_FLASH_ATTR spi_flash_write_test(enum RUN_MODE mode)
{
rw_info rw;
os_memset(&rw, 0, sizeof(rw));
rw.server_addr = ipaddr_addr("192.168.0.241");
rw.server_port = 10010;
os_strcpy(rw.ssid, "useease2");
os_strcpy(rw.ssid_pwd, "1CBE991A14");
os_strcpy(rw.ssid_mine, "iPLUG");
os_strcpy(rw.ssid_pwd_mine, "iPLUG123");
rw.run_mode = mode;
rw.dev_type = DEV_PLUG;
show_rw(&rw);
//写入前，需要擦除
if (spi_flash_erase_sector(FLASH_HEAD_ADDR / (4 * 1024))
!= SPI_FLASH_RESULT_OK) {
os_printf("SPI FLASH ERASE ERROR\n");
} else {
os_printf("SPI FLASH ERASE SUCCESS\n");
}
//写入
if (spi_flash_write(FLASH_HEAD_ADDR, (uint32*) &rw, sizeof(rw))
!= SPI_FLASH_RESULT_OK) {
os_printf("SPI FLASH WRITE ERROR\n");
} else {
os_printf("SPI FLASH WRITE SUCCESS\n");
}
}
开发者ID:alexsunday，项目名称:esp_iot_sdk_1.0.1，代码行数:30，代码来源:user_main.c
示例12: debug_FlashParamSv
void ICACHE_FLASH_ATTR
debug_FlashParamSv()
{
debug_FlashParamCsumSet();
spi_flash_erase_sector(Flash_DEBUG_INFO_ADDR);
spi_flash_write(Flash_DEBUG_INFO_ADDR*0x1000,(uint32*)&FlashDebugBufParam,sizeof(FlashDebugBufParam));
}
开发者ID:StephanHaag，项目名称:esp8266-devkit，代码行数:7，代码来源:user_debug.c
示例13: flash_data
LOCAL UP_STATUS ICACHE_FLASH_ATTR flash_data() {
if(mFlashingSector > UPLOADABLE_PAGE_END_SECTOR) {
return UP_STATUS_OVERFLOW;
}
if((SPI_FLASH_SEC_SIZE - mBufferPos) > 0) {
irom_read(&mBuffer[mBufferPos], (const char *)
(mFlashingSector * SPI_FLASH_SEC_SIZE + mBufferPos + IROM_FLASH_BASE_ADDRESS),
SPI_FLASH_SEC_SIZE - mBufferPos);
mBufferPos = SPI_FLASH_SEC_SIZE;
}
if(irom_cmp(mBuffer, (const char *)
(mFlashingSector * SPI_FLASH_SEC_SIZE + IROM_FLASH_BASE_ADDRESS),
SPI_FLASH_SEC_SIZE) == 0) {
mFlashingSector++;
return UP_STATUS_OK;
}
SpiFlashOpResult res;
res = spi_flash_erase_sector(mFlashingSector);
if(res == SPI_FLASH_RESULT_OK) {
dhdebug("Flashing page at address 0x%X", mFlashingSector * SPI_FLASH_SEC_SIZE);
res = spi_flash_write(mFlashingSector * SPI_FLASH_SEC_SIZE,
(uint32 *)mBuffer, SPI_FLASH_SEC_SIZE);
}
system_soft_wdt_feed();
if(res == SPI_FLASH_RESULT_OK) {
mFlashingSector++;
return UP_STATUS_OK;
}
return UP_STATUS_INTERNAL_ERROR;
}
开发者ID:devicehive，项目名称:esp8266-firmware，代码行数:34，代码来源:uploadable_page.c
示例14: while
void IRAM_ATTR SystemClass::internalApplyFirmwareUpdate(uint32_t readFlashOffset, uint32_t targetFlashOffset, int firmwareSize, bool outputDebug)
{
uint32_t to = targetFlashOffset;
uint32_t from = readFlashOffset;
int size = firmwareSize;
const int unit = INTERNAL_FLASH_SECTOR_SIZE;
char buf[unit];
while (size > 0)
{
int sect = to / unit;
if (outputDebug) ets_uart_printf("write: 0x%X -> 0x%X (sect: %d), %d\n", from, to, sect, size);
spi_flash_erase_sector(sect);
//ets_uart_printf("ers.");
spi_flash_read(from, (uint32*)buf, unit);
//ets_uart_printf("read.");
spi_flash_write(to, (uint32*)buf, unit);
//ets_uart_printf("wr.\r\n");
from += unit;
to += unit;
size -= unit;
}
if (outputDebug) ets_uart_printf("Firmware upgrade finished\n");
((void (*)(void))0x40000080)(); // Hardcore reset vector
ets_wdt_enable();
while (1)
; // Reboot anyway!
}
开发者ID:Hukuma23，项目名称:WS，代码行数:32，代码来源:System.cpp
示例15: hpm_write_block_nvram
/**
* writes one block of the image to a device
*
* \param address write offset
* \param length number of bytes to write
* \param buffer write data buffer
* \return status code
*/
unsigned char hpm_write_block_nvram(int address, int length, unsigned char *buffer)
{
/* add offset for upper selected nvram regions */
address += (oem_config.update_nvram * BIOS_NVRAM_SIZE);
return spi_flash_write(&spi_flash, address, length, buffer);
}
开发者ID:ryanSie，项目名称:Advantech，代码行数:15，代码来源:hpm_comp_bios_setting.c
示例16: store_sta_cfg
/*========================================================================
Routine Description:
store_sta_cfg
Arguments:
Return Value:
========================================================================*/
void store_sta_cfg(void)
{
//printf_high("store_sta_cfg \n");
/*for shrink code size , current we only use 256Byte for STA_CFG sector */
memset(IoTpAd.flash_rw_buf, 0xff, sizeof(IoTpAd.flash_rw_buf));
memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_BSSID], pIoTStaCfg->Bssid, FLASH_STA_CFG_BSSID_LEN);
memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_SSID], pIoTStaCfg->Ssid, FLASH_STA_CFG_SSID_LEN);
memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_PASSPHASE], pIoTStaCfg->Passphase, FLASH_STA_CFG_PASSPHASE_LEN);
#if (1 == CFG_SUPPORT_4WAY_HS)
memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_4WAY_PMK], pIoTStaCfg->PMK, FLASH_STA_CFG_4WAY_PMK_LEN);
#endif
//memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_SSIDLEN], &pIoTStaCfg->SsidLen, FLASH_STA_CFG_SSIDLEN_LEN);
//memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_PASSPHASELEN],&pIoTStaCfg->PassphaseLen, FLASH_STA_CFG_PASSPHASELEN_LEN);
//memcpy(&IoTpAd.flash_rw_buf[FLASH_STA_CFG_AUTH_MODE], &pIoTStaCfg->AuthMode, FLASH_STA_CFG_AUTH_MODE_LEN);
IoTpAd.flash_rw_buf[FLASH_STA_CFG_SSIDLEN] = pIoTStaCfg->SsidLen;
IoTpAd.flash_rw_buf[FLASH_STA_CFG_PASSPHASELEN] = pIoTStaCfg->PassphaseLen;
IoTpAd.flash_rw_buf[FLASH_STA_CFG_AUTH_MODE] = pIoTStaCfg->AuthMode;
/*Indicate the smart connection info already be stored on flash
and not do smart connection while IoT device power on, but go
to SCAN state with the infor stored on flash */
IoTpAd.flash_rw_buf[FLASH_STA_CFG_SMNT_INFO_STORED] = SMNT_INFO_STORED;
spi_flash_write(FLASH_STA_CFG_BASE, IoTpAd.flash_rw_buf, sizeof(IoTpAd.flash_rw_buf));
}
开发者ID:glockwork，项目名称:mt7681，代码行数:35，代码来源:wifi_task_pub.c
示例17: at_exeCmdUpdate
/**
* @brief Through uart to update
* @param id: commad id number
* @retval None
*/
void ICACHE_FLASH_ATTR
at_exeCmdUpdate(uint8_t id)
{
char temp[32];
updateFlagType upFlag;
os_sprintf(temp,"Is about to restart\r\n");
uart0_sendStr(temp);
spi_flash_read(60 * 4096, (uint32 *)&upFlag, sizeof(updateFlagType));
// os_printf("%X\r\n",upFlag.flag);
// os_printf("%X\r\n",upFlag.reserve[0]);
// os_printf("%X\r\n",upFlag.reserve[1]);
// os_printf("%X\r\n",upFlag.reserve[2]);
upFlag.flag = 1;
spi_flash_erase_sector(60);
spi_flash_write(60 * 4096, (uint32 *)&upFlag, sizeof(updateFlagType));
// spi_flash_read(60 * 4096, (uint32 *)&upFlag, sizeof(updateFlagType));
// os_printf("%X\r\n",upFlag.flag);
// os_printf("%X\r\n",upFlag.reserve[0]);
// os_printf("%X\r\n",upFlag.reserve[1]);
// os_printf("%X\r\n",upFlag.reserve[2]);
os_delay_us(10000);
system_reboot_from(0x00);
}
开发者ID:StephanHaag，项目名称:esp8266-devkit，代码行数:30，代码来源:at_baseCmd.c
示例18: nlr_raise
void *esp_native_code_commit(void *buf, size_t len) {
//printf("COMMIT(buf=%p, len=%u, start=%08x, cur=%08x, end=%08x, erased=%08x)\n", buf, len, esp_native_code_start, esp_native_code_cur, esp_native_code_end, esp_native_code_erased);
len = (len + 3) & ~3;
if (esp_native_code_cur + len > esp_native_code_end) {
nlr_raise(mp_obj_new_exception_msg_varg(&mp_type_MemoryError,
"memory allocation failed, allocating %u bytes for native code", (uint)len));
}
void *dest;
if (esp_native_code_location == ESP_NATIVE_CODE_IRAM1) {
dest = (void*)esp_native_code_cur;
memcpy(dest, buf, len);
} else {
SpiFlashOpResult res;
while (esp_native_code_erased < esp_native_code_cur + len) {
res = spi_flash_erase_sector(esp_native_code_erased / FLASH_SEC_SIZE);
if (res != SPI_FLASH_RESULT_OK) {
break;
}
esp_native_code_erased += FLASH_SEC_SIZE;
}
if (res == SPI_FLASH_RESULT_OK) {
res = spi_flash_write(esp_native_code_cur, buf, len);
}
if (res != SPI_FLASH_RESULT_OK) {
mp_raise_OSError(res == SPI_FLASH_RESULT_TIMEOUT ? MP_ETIMEDOUT : MP_EIO);
}
dest = (void*)(FLASH_START + esp_native_code_cur);
}
esp_native_code_cur += len;
return dest;
}
开发者ID:BWhitten，项目名称:micropython，代码行数:35，代码来源:modesp.c
示例19: flash_init_data_default
bool flash_init_data_default(void)
{
/* Can't copy directly from flash (which is where the default data lives)
* due to it being unmapped during the write, so bounce via ram buffer. */
uint8_t init_data[128];
os_memcpy (init_data, flash_init_data, 128);
// FLASH SEC - 4
// Dangerous, here are dinosaur infested!!!!!
// Reboot required!!!
// It will init system data to default!
bool result = false;
#if defined(FLASH_SAFE_API)
if (SPI_FLASH_RESULT_OK == flash_safe_erase_sector((flash_safe_get_sec_num() - 4)))
{
if (SPI_FLASH_RESULT_OK == flash_safe_write((flash_safe_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, (uint32 *)init_data, 128))
{
result = true;
}
}
#else
if (SPI_FLASH_RESULT_OK == spi_flash_erase_sector((flash_rom_get_sec_num() - 4)))
{
if (SPI_FLASH_RESULT_OK == spi_flash_write((flash_rom_get_sec_num() - 4) * SPI_FLASH_SEC_SIZE, (uint32 *)init_data, 128))
{
result = true;
}
}
#endif // defined(FLASH_SAFE_API)
return result;
}
开发者ID:ChiangFamily，项目名称:LuaNode，代码行数:31，代码来源:flash_api.c
示例20: flash_rom_set_size_type
static bool flash_rom_set_size_type(uint8_t size_code)
{
// Dangerous, here are dinosaur infested!!!!!
// Reboot required!!!
// If you don't know what you're doing, your nodemcu may turn into stone ...
NODE_DBG("\nBEGIN SET FLASH HEADER\n");
esp_image_header_t *hdr = (esp_image_header_t *)malloc (SPI_FLASH_SEC_SIZE);
if (!hdr)
return false;
if (ESP_OK == spi_flash_read (FLASH_HDR_ADDR, (uint32_t *)hdr, SPI_FLASH_SEC_SIZE))
{
hdr->spi_size = size_code;
if (ESP_OK == spi_flash_erase_sector (FLASH_HDR_ADDR / SPI_FLASH_SEC_SIZE))
{
NODE_DBG("\nERASE SUCCESS\n");
}
if (ESP_OK == spi_flash_write(FLASH_HDR_ADDR, (uint32_t *)hdr, SPI_FLASH_SEC_SIZE))
{
NODE_DBG("\nWRITE SUCCESS, %u\n", size_code);
}
}
free (hdr);
NODE_DBG("\nEND SET FLASH HEADER\n");
return true;
}
开发者ID:Nicholas3388，项目名称:LuaNode，代码行数:26，代码来源:flash_api.c
注：本文中的spi_flash_write函数示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。 |
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