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- #include "gd32f10x_fmc.h"
- void fmc_wscnt_set(uint32_t wscnt)
- {
- uint32_t reg;
-
- reg = FMC_WS;
-
- reg &= ~FMC_WS_WSCNT;
- FMC_WS = (reg | wscnt);
- }
- void fmc_unlock(void)
- {
- if((RESET != (FMC_CTL0 & FMC_CTL0_LK))){
-
- FMC_KEY0 = UNLOCK_KEY0;
- FMC_KEY0 = UNLOCK_KEY1;
- }
- if(FMC_BANK0_SIZE < FMC_SIZE){
-
- if(RESET != (FMC_CTL1 & FMC_CTL1_LK)){
- FMC_KEY1 = UNLOCK_KEY0;
- FMC_KEY1 = UNLOCK_KEY1;
- }
- }
- }
- void fmc_bank0_unlock(void)
- {
- if((RESET != (FMC_CTL0 & FMC_CTL0_LK))){
-
- FMC_KEY0 = UNLOCK_KEY0;
- FMC_KEY0 = UNLOCK_KEY1;
- }
- }
- void fmc_bank1_unlock(void)
- {
- if((RESET != (FMC_CTL1 & FMC_CTL1_LK))){
-
- FMC_KEY1 = UNLOCK_KEY0;
- FMC_KEY1 = UNLOCK_KEY1;
- }
- }
- void fmc_lock(void)
- {
-
- FMC_CTL0 |= FMC_CTL0_LK;
-
- if(FMC_BANK0_SIZE < FMC_SIZE){
-
- FMC_CTL1 |= FMC_CTL1_LK;
- }
- }
- void fmc_bank0_lock(void)
- {
-
- FMC_CTL0 |= FMC_CTL0_LK;
- }
- void fmc_bank1_lock(void)
- {
-
- FMC_CTL1 |= FMC_CTL1_LK;
- }
- fmc_state_enum fmc_page_erase(uint32_t page_address)
- {
- fmc_state_enum fmc_state;
-
- if(FMC_BANK0_SIZE < FMC_SIZE){
- if(FMC_BANK0_END_ADDRESS > page_address){
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
- FMC_CTL0 |= FMC_CTL0_PER;
- FMC_ADDR0 = page_address;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PER;
- }
- }else{
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
- FMC_CTL1 |= FMC_CTL1_PER;
- FMC_ADDR1 = page_address;
- if(FMC_OBSTAT & FMC_OBSTAT_SPC){
- FMC_ADDR0 = page_address;
- }
- FMC_CTL1 |= FMC_CTL1_START;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL1 &= ~FMC_CTL1_PER;
- }
- }
- }else{
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
- FMC_CTL0 |= FMC_CTL0_PER;
- FMC_ADDR0 = page_address;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PER;
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_mass_erase(void)
- {
- fmc_state_enum fmc_state;
- if(FMC_BANK0_SIZE < FMC_SIZE){
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_MER;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_MER;
- }
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_READY == fmc_state){
-
- FMC_CTL1 |= FMC_CTL1_MER;
- FMC_CTL1 |= FMC_CTL1_START;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL1 &= ~FMC_CTL1_MER;
- }
- }else{
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_MER;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_MER;
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_bank0_erase(void)
- {
- fmc_state_enum fmc_state = FMC_READY;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_MER;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_MER;
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_bank1_erase(void)
- {
- fmc_state_enum fmc_state = FMC_READY;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL1 |= FMC_CTL1_MER;
- FMC_CTL1 |= FMC_CTL1_START;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL1 &= ~FMC_CTL1_MER;
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_word_program(uint32_t address, uint32_t data)
- {
- fmc_state_enum fmc_state = FMC_READY;
- if(FMC_BANK0_SIZE < FMC_SIZE){
- if(FMC_BANK0_END_ADDRESS > address){
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_PG;
- REG32(address) = data;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PG;
- }
- }else{
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL1 |= FMC_CTL1_PG;
- REG32(address) = data;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL1 &= ~FMC_CTL1_PG;
- }
- }
- }else{
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_PG;
- REG32(address) = data;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PG;
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_halfword_program(uint32_t address, uint16_t data)
- {
- fmc_state_enum fmc_state = FMC_READY;
- if(FMC_BANK0_SIZE < FMC_SIZE){
- if(FMC_BANK0_END_ADDRESS > address){
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_PG;
- REG16(address) = data;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PG;
- }
- }else{
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL1 |= FMC_CTL1_PG;
- REG16(address) = data;
-
- fmc_state = fmc_bank1_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL1 &= ~FMC_CTL1_PG;
- }
- }
- }else{
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_PG;
- REG16(address) = data;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- FMC_CTL0 &= ~FMC_CTL0_PG;
- }
- }
-
- return fmc_state;
- }
- void ob_unlock(void)
- {
- if(RESET == (FMC_CTL0 & FMC_CTL0_OBWEN)){
-
- FMC_OBKEY = UNLOCK_KEY0;
- FMC_OBKEY = UNLOCK_KEY1;
- }
-
- while(RESET == (FMC_CTL0 & FMC_CTL0_OBWEN)){
- }
- }
- void ob_lock(void)
- {
-
- FMC_CTL0 &= ~FMC_CTL0_OBWEN;
- }
- fmc_state_enum ob_erase(void)
- {
- uint16_t temp_spc = FMC_NSPC;
- fmc_state_enum fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(RESET != ob_spc_get()){
- temp_spc = FMC_USPC;
- }
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_OBER;
- FMC_CTL0 |= FMC_CTL0_START;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBER;
-
- FMC_CTL0 |= FMC_CTL0_OBPG;
-
- OB_SPC = (uint16_t)temp_spc;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }else{
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum ob_write_protection_enable(uint32_t ob_wp)
- {
- uint16_t temp_wp0, temp_wp1, temp_wp2, temp_wp3;
- fmc_state_enum fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- ob_wp = (uint32_t)(~ob_wp);
- temp_wp0 = (uint16_t)(ob_wp & OB_WP0_WP0);
- temp_wp1 = (uint16_t)((ob_wp & OB_WP1_WP1) >> 8U);
- temp_wp2 = (uint16_t)((ob_wp & OB_WP2_WP2) >> 16U);
- temp_wp3 = (uint16_t)((ob_wp & OB_WP3_WP3) >> 24U);
- if(FMC_READY == fmc_state){
-
-
- FMC_CTL0 |= FMC_CTL0_OBPG;
- if(0xFFU != temp_wp0){
- OB_WP0 = temp_wp0;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- }
- if((FMC_READY == fmc_state) && (0xFFU != temp_wp1)){
- OB_WP1 = temp_wp1;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- }
- if((FMC_READY == fmc_state) && (0xFFU != temp_wp2)){
- OB_WP2 = temp_wp2;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- }
- if((FMC_READY == fmc_state) && (0xFFU != temp_wp3)){
- OB_WP3 = temp_wp3;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- }
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum ob_security_protection_config(uint8_t ob_spc)
- {
- fmc_state_enum fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_READY == fmc_state){
- FMC_CTL0 |= FMC_CTL0_OBER;
- FMC_CTL0 |= FMC_CTL0_START;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBER;
-
-
- FMC_CTL0 |= FMC_CTL0_OBPG;
-
- OB_SPC = (uint16_t)ob_spc;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }else{
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBER;
- }
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum ob_user_write(uint8_t ob_fwdgt, uint8_t ob_deepsleep, uint8_t ob_stdby, uint8_t ob_boot)
- {
- fmc_state_enum fmc_state = FMC_READY;
- uint8_t temp;
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_OBPG;
- temp = ((uint8_t)((uint8_t)((uint8_t)(ob_boot | ob_fwdgt) | ob_deepsleep) | ob_stdby) | OB_USER_MASK);
- OB_USER = (uint16_t)temp;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum ob_data_program(uint32_t address, uint8_t data)
- {
- fmc_state_enum fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
- if(FMC_READY == fmc_state){
-
- FMC_CTL0 |= FMC_CTL0_OBPG;
- REG16(address) = data;
-
-
- fmc_state = fmc_bank0_ready_wait(FMC_TIMEOUT_COUNT);
-
- if(FMC_TOERR != fmc_state){
-
- FMC_CTL0 &= ~FMC_CTL0_OBPG;
- }
- }
-
- return fmc_state;
- }
- uint8_t ob_user_get(void)
- {
-
- return (uint8_t)(FMC_OBSTAT >> 2U);
- }
- uint16_t ob_data_get(void)
- {
- return (uint16_t)(FMC_OBSTAT >> 10U);
- }
- uint32_t ob_write_protection_get(void)
- {
-
- return FMC_WP;
- }
- FlagStatus ob_spc_get(void)
- {
- FlagStatus spc_state = RESET;
- if(RESET != (FMC_OBSTAT & FMC_OBSTAT_SPC)){
- spc_state = SET;
- }else{
- spc_state = RESET;
- }
- return spc_state;
- }
- void fmc_interrupt_enable(uint32_t interrupt)
- {
- FMC_REG_VAL(interrupt) |= BIT(FMC_BIT_POS(interrupt));
- }
- void fmc_interrupt_disable(uint32_t interrupt)
- {
- FMC_REG_VAL(interrupt) &= ~BIT(FMC_BIT_POS(interrupt));
- }
- FlagStatus fmc_flag_get(uint32_t flag)
- {
- if(RESET != (FMC_REG_VAL(flag) & BIT(FMC_BIT_POS(flag)))){
- return SET;
- }else{
- return RESET;
- }
- }
- void fmc_flag_clear(uint32_t flag)
- {
- FMC_REG_VAL(flag) |= BIT(FMC_BIT_POS(flag));
- }
- FlagStatus fmc_interrupt_flag_get(fmc_interrupt_flag_enum flag)
- {
- uint32_t ret1 = RESET;
- uint32_t ret2 = RESET;
-
- if(FMC_STAT0_REG_OFFSET == FMC_REG_OFFSET_GET(flag)){
-
- ret1 = (uint32_t)(FMC_REG_VALS(flag) & BIT(FMC_BIT_POS0(flag)));
-
- ret2 = (uint32_t)(FMC_CTL0 & BIT(FMC_BIT_POS1(flag)));
- }else{
-
- ret1 = (uint32_t)(FMC_REG_VALS(flag) & BIT(FMC_BIT_POS0(flag)));
-
- ret2 = (uint32_t)(FMC_CTL1 & BIT(FMC_BIT_POS1(flag)));
- }
- if(ret1 && ret2){
- return SET;
- }else{
- return RESET;
- }
- }
- void fmc_interrupt_flag_clear(fmc_interrupt_flag_enum flag)
- {
- FMC_REG_VALS(flag) |= BIT(FMC_BIT_POS0(flag));
- }
- fmc_state_enum fmc_bank0_state_get(void)
- {
- fmc_state_enum fmc_state = FMC_READY;
-
- if((uint32_t)0x00U != (FMC_STAT0 & FMC_STAT0_BUSY)){
- fmc_state = FMC_BUSY;
- }else{
- if((uint32_t)0x00U != (FMC_STAT0 & FMC_STAT0_WPERR)){
- fmc_state = FMC_WPERR;
- }else{
- if((uint32_t)0x00U != (FMC_STAT0 & (FMC_STAT0_PGERR))){
- fmc_state = FMC_PGERR;
- }
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_bank1_state_get(void)
- {
- fmc_state_enum fmc_state = FMC_READY;
- if((uint32_t)0x00U != (FMC_STAT1 & FMC_STAT1_BUSY)){
- fmc_state = FMC_BUSY;
- }else{
- if((uint32_t)0x00U != (FMC_STAT1 & FMC_STAT1_WPERR)){
- fmc_state = FMC_WPERR;
- }else{
- if((uint32_t)0x00U != (FMC_STAT1 & FMC_STAT1_PGERR)){
- fmc_state = FMC_PGERR;
- }
- }
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_bank0_ready_wait(uint32_t timeout)
- {
- fmc_state_enum fmc_state = FMC_BUSY;
-
-
- do{
-
- fmc_state = fmc_bank0_state_get();
- timeout--;
- }while((FMC_BUSY == fmc_state) && (0x00U != timeout));
-
- if(FMC_BUSY == fmc_state){
- fmc_state = FMC_TOERR;
- }
-
- return fmc_state;
- }
- fmc_state_enum fmc_bank1_ready_wait(uint32_t timeout)
- {
- fmc_state_enum fmc_state = FMC_BUSY;
-
-
- do{
-
- fmc_state = fmc_bank1_state_get();
- timeout--;
- }while((FMC_BUSY == fmc_state) && (0x00U != timeout));
-
- if(FMC_BUSY == fmc_state){
- fmc_state = FMC_TOERR;
- }
-
- return fmc_state;
- }
|