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- #include "gd32f30x_sdio.h"
- #define DEFAULT_RESET_VALUE 0x00000000U
- void sdio_deinit(void)
- {
- SDIO_PWRCTL = DEFAULT_RESET_VALUE;
- SDIO_CLKCTL = DEFAULT_RESET_VALUE;
- SDIO_CMDAGMT = DEFAULT_RESET_VALUE;
- SDIO_CMDCTL = DEFAULT_RESET_VALUE;
- SDIO_DATATO = DEFAULT_RESET_VALUE;
- SDIO_DATALEN = DEFAULT_RESET_VALUE;
- SDIO_DATACTL = DEFAULT_RESET_VALUE;
- SDIO_INTC = DEFAULT_RESET_VALUE;
- SDIO_INTEN = DEFAULT_RESET_VALUE;
- }
- void sdio_clock_config(uint32_t clock_edge, uint32_t clock_bypass, uint32_t clock_powersave, uint16_t clock_division)
- {
- uint32_t clock_config = 0U;
- clock_config = SDIO_CLKCTL;
-
- clock_config &= ~(SDIO_CLKCTL_CLKEDGE | SDIO_CLKCTL_CLKBYP | SDIO_CLKCTL_CLKPWRSAV | SDIO_CLKCTL_DIV8 | SDIO_CLKCTL_DIV);
-
- if(clock_division >= 256U){
- clock_config |= SDIO_CLKCTL_DIV8;
- clock_division -= 256U;
- }
-
- clock_config |= (clock_edge | clock_bypass | clock_powersave | clock_division);
- SDIO_CLKCTL = clock_config;
- }
- void sdio_hardware_clock_enable(void)
- {
- SDIO_CLKCTL |= SDIO_CLKCTL_HWCLKEN;
- }
- void sdio_hardware_clock_disable(void)
- {
- SDIO_CLKCTL &= ~SDIO_CLKCTL_HWCLKEN;
- }
- void sdio_bus_mode_set(uint32_t bus_mode)
- {
-
- SDIO_CLKCTL &= ~SDIO_CLKCTL_BUSMODE;
- SDIO_CLKCTL |= bus_mode;
- }
- void sdio_power_state_set(uint32_t power_state)
- {
- SDIO_PWRCTL = power_state;
- }
- uint32_t sdio_power_state_get(void)
- {
- return SDIO_PWRCTL;
- }
- void sdio_clock_enable(void)
- {
- SDIO_CLKCTL |= SDIO_CLKCTL_CLKEN;
- }
- void sdio_clock_disable(void)
- {
- SDIO_CLKCTL &= ~SDIO_CLKCTL_CLKEN;
- }
- void sdio_command_response_config(uint32_t cmd_index, uint32_t cmd_argument, uint32_t response_type)
- {
- uint32_t cmd_config = 0U;
-
- SDIO_CMDAGMT &= ~SDIO_CMDAGMT_CMDAGMT;
- SDIO_CMDAGMT = cmd_argument;
- cmd_config = SDIO_CMDCTL;
- cmd_config &= ~(SDIO_CMDCTL_CMDIDX | SDIO_CMDCTL_CMDRESP);
-
- cmd_config |= (cmd_index | response_type);
- SDIO_CMDCTL = cmd_config;
- }
- void sdio_wait_type_set(uint32_t wait_type)
- {
-
- SDIO_CMDCTL &= ~(SDIO_CMDCTL_INTWAIT | SDIO_CMDCTL_WAITDEND);
-
- SDIO_CMDCTL |= wait_type;
- }
- void sdio_csm_enable(void)
- {
- SDIO_CMDCTL |= SDIO_CMDCTL_CSMEN;
- }
- void sdio_csm_disable(void)
- {
- SDIO_CMDCTL &= ~SDIO_CMDCTL_CSMEN;
- }
- uint8_t sdio_command_index_get(void)
- {
- return (uint8_t)SDIO_RSPCMDIDX;
- }
- uint32_t sdio_response_get(uint32_t responsex)
- {
- uint32_t resp_content = 0U;
- switch(responsex){
- case SDIO_RESPONSE0:
- resp_content = SDIO_RESP0;
- break;
- case SDIO_RESPONSE1:
- resp_content = SDIO_RESP1;
- break;
- case SDIO_RESPONSE2:
- resp_content = SDIO_RESP2;
- break;
- case SDIO_RESPONSE3:
- resp_content = SDIO_RESP3;
- break;
- default:
- break;
- }
- return resp_content;
- }
- void sdio_data_config(uint32_t data_timeout, uint32_t data_length, uint32_t data_blocksize)
- {
-
- SDIO_DATATO &= ~SDIO_DATATO_DATATO;
- SDIO_DATALEN &= ~SDIO_DATALEN_DATALEN;
- SDIO_DATACTL &= ~SDIO_DATACTL_BLKSZ;
-
- SDIO_DATATO = data_timeout;
- SDIO_DATALEN = data_length;
- SDIO_DATACTL |= data_blocksize;
- }
- void sdio_data_transfer_config(uint32_t transfer_mode, uint32_t transfer_direction)
- {
- uint32_t data_trans = 0U;
-
- data_trans = SDIO_DATACTL;
- data_trans &= ~(SDIO_DATACTL_TRANSMOD | SDIO_DATACTL_DATADIR);
- data_trans |= (transfer_mode | transfer_direction);
- SDIO_DATACTL = data_trans;
- }
- void sdio_dsm_enable(void)
- {
- SDIO_DATACTL |= SDIO_DATACTL_DATAEN;
- }
- void sdio_dsm_disable(void)
- {
- SDIO_DATACTL &= ~SDIO_DATACTL_DATAEN;
- }
- void sdio_data_write(uint32_t data)
- {
- SDIO_FIFO = data;
- }
- uint32_t sdio_data_read(void)
- {
- return SDIO_FIFO;
- }
- uint32_t sdio_data_counter_get(void)
- {
- return SDIO_DATACNT;
- }
- uint32_t sdio_fifo_counter_get(void)
- {
- return SDIO_FIFOCNT;
- }
- void sdio_dma_enable(void)
- {
- SDIO_DATACTL |= SDIO_DATACTL_DMAEN;
- }
- void sdio_dma_disable(void)
- {
- SDIO_DATACTL &= ~SDIO_DATACTL_DMAEN;
- }
- FlagStatus sdio_flag_get(uint32_t flag)
- {
- if(RESET != (SDIO_STAT & flag)){
- return SET;
- }
- return RESET;
- }
- void sdio_flag_clear(uint32_t flag)
- {
- SDIO_INTC = flag;
- }
- void sdio_interrupt_enable(uint32_t int_flag)
- {
- SDIO_INTEN |= int_flag;
- }
- void sdio_interrupt_disable(uint32_t int_flag)
- {
- SDIO_INTEN &= ~int_flag;
- }
- FlagStatus sdio_interrupt_flag_get(uint32_t int_flag)
- {
- if(RESET != (SDIO_STAT & int_flag)){
- return SET;
- }
- return RESET;
- }
- void sdio_interrupt_flag_clear(uint32_t int_flag)
- {
- SDIO_INTC = int_flag;
- }
- void sdio_readwait_enable(void)
- {
- SDIO_DATACTL |= SDIO_DATACTL_RWEN;
- }
- void sdio_readwait_disable(void)
- {
- SDIO_DATACTL &= ~SDIO_DATACTL_RWEN;
- }
- void sdio_stop_readwait_enable(void)
- {
- SDIO_DATACTL |= SDIO_DATACTL_RWSTOP;
- }
- void sdio_stop_readwait_disable(void)
- {
- SDIO_DATACTL &= ~SDIO_DATACTL_RWSTOP;
- }
- void sdio_readwait_type_set(uint32_t readwait_type)
- {
- if(SDIO_READWAITTYPE_CLK == readwait_type){
- SDIO_DATACTL |= SDIO_DATACTL_RWTYPE;
- }else{
- SDIO_DATACTL &= ~SDIO_DATACTL_RWTYPE;
- }
- }
- void sdio_operation_enable(void)
- {
- SDIO_DATACTL |= SDIO_DATACTL_IOEN;
- }
- void sdio_operation_disable(void)
- {
- SDIO_DATACTL &= ~SDIO_DATACTL_IOEN;
- }
- void sdio_suspend_enable(void)
- {
- SDIO_CMDCTL |= SDIO_CMDCTL_SUSPEND;
- }
- void sdio_suspend_disable(void)
- {
- SDIO_CMDCTL &= ~SDIO_CMDCTL_SUSPEND;
- }
- void sdio_ceata_command_enable(void)
- {
- SDIO_CMDCTL |= SDIO_CMDCTL_ATAEN;
- }
- void sdio_ceata_command_disable(void)
- {
- SDIO_CMDCTL &= ~SDIO_CMDCTL_ATAEN;
- }
- void sdio_ceata_interrupt_enable(void)
- {
- SDIO_CMDCTL &= ~SDIO_CMDCTL_NINTEN;
- }
- void sdio_ceata_interrupt_disable(void)
- {
- SDIO_CMDCTL |= SDIO_CMDCTL_NINTEN;
- }
- void sdio_ceata_command_completion_enable(void)
- {
- SDIO_CMDCTL |= SDIO_CMDCTL_ENCMDC;
- }
- void sdio_ceata_command_completion_disable(void)
- {
- SDIO_CMDCTL &= ~SDIO_CMDCTL_ENCMDC;
- }
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