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https://github.com/espressif/esp-idf.git
synced 2025-08-08 04:02:27 +00:00
feat(esp32h4): finnal introduce hello world
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@@ -71,8 +71,8 @@ uint32_t clk_hal_xtal_get_freq_mhz(void)
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{
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uint32_t freq = clk_ll_xtal_load_freq_mhz();
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if (freq == 0) {
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HAL_LOGW(CLK_HAL_TAG, "invalid RTC_XTAL_FREQ_REG value, assume 32MHz");
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return (uint32_t)RTC_XTAL_FREQ_32M;
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HAL_LOGW(CLK_HAL_TAG, "invalid SOC_XTAL_FREQ_32M value, assume 32MHz");
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return (uint32_t)SOC_XTAL_FREQ_32M;
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}
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return freq;
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}
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@@ -26,6 +26,38 @@ FORCE_INLINE_ATTR void cpu_utility_ll_reset_cpu(uint32_t cpu_no)
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}
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}
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#if SOC_CPU_CORES_NUM > 1 // We only allow stalling/unstalling of other cores
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FORCE_INLINE_ATTR void cpu_utility_ll_stall_cpu(uint32_t cpu_no)
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{
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(void)cpu_no;
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abort();
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}
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FORCE_INLINE_ATTR void cpu_utility_ll_unstall_cpu(uint32_t cpu_no)
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{
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(void)cpu_no;
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abort();
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}
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FORCE_INLINE_ATTR void cpu_utility_ll_enable_debug(uint32_t cpu_no)
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{
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(void)cpu_no;
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abort();
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}
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FORCE_INLINE_ATTR void cpu_utility_ll_enable_record(uint32_t cpu_no)
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{
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(void)cpu_no;
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abort();
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}
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FORCE_INLINE_ATTR void cpu_utility_ll_enable_clock_and_reset_app_cpu(void)
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{
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abort();
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}
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#endif // SOC_CPU_CORES_NUM > 1
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FORCE_INLINE_ATTR uint32_t cpu_utility_ll_wait_mode(void)
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{
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return REG_GET_BIT(PCR_CPU_WAITI_CONF_REG, PCR_CPU0_WAIT_MODE_FORCE_ON);
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@@ -57,6 +57,9 @@ extern "C" {
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#define UART_LL_PCR_REG_GET(hw, reg_suffix, field_suffix) \
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(((hw) == &UART0) ? PCR.uart0_##reg_suffix.uart0_##field_suffix : PCR.uart1_##reg_suffix.uart1_##field_suffix)
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#define UART_LL_WAKEUP_EDGE_THRED_MAX(hw) UART_ACTIVE_THRESHOLD_V
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#define UART_LL_WAKEUP_FIFO_THRED_MAX(hw) UART_RX_WAKE_UP_THRHD_V
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// Define UART interrupts
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typedef enum {
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UART_INTR_RXFIFO_FULL = (0x1 << 0),
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@@ -254,28 +257,29 @@ FORCE_INLINE_ATTR void uart_ll_get_sclk(uart_dev_t *hw, soc_module_clk_t *source
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* @param baud The baud rate to be set.
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* @param sclk_freq Frequency of the clock source of UART, in Hz.
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*
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* @return None
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* @return True if baud-rate set successfully; False if baud-rate requested cannot be achieved
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*/
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FORCE_INLINE_ATTR void uart_ll_set_baudrate(uart_dev_t *hw, uint32_t baud, uint32_t sclk_freq)
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FORCE_INLINE_ATTR bool uart_ll_set_baudrate(uart_dev_t *hw, uint32_t baud, uint32_t sclk_freq)
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{
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// #define DIV_UP(a, b) (((a) + (b) - 1) / (b))
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// const uint32_t max_div = BIT(12) - 1; // UART divider integer part only has 12 bits
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// uint32_t sclk_div = DIV_UP(sclk_freq, (uint64_t)max_div * baud);
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#define DIV_UP(a, b) (((a) + (b) - 1) / (b))
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if (baud == 0) {
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return false;
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}
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const uint32_t max_div = UART_CLKDIV_V; // UART divider integer part only has 12 bits
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uint32_t sclk_div = DIV_UP(sclk_freq, (uint64_t)max_div * baud);
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#undef DIV_UP
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// if (sclk_div == 0) abort();
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if (sclk_div == 0 || sclk_div > (PCR_UART0_SCLK_DIV_NUM_V + 1)) {
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return false; // unachievable baud-rate
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}
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// uint32_t clk_div = ((sclk_freq) << 4) / (baud * sclk_div);
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// // The baud rate configuration register is divided into
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// // an integer part and a fractional part.
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// hw->clkdiv_sync.clkdiv = clk_div >> 4;
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// hw->clkdiv_sync.clkdiv_frag = clk_div & 0xf;
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// if ((hw) == &LP_UART) {
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// abort();
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// } else {
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// UART_LL_PCR_REG_U32_SET(hw, sclk_conf, sclk_div_num, sclk_div - 1);
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// }
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// #undef DIV_UP
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// uart_ll_update(hw);
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uint32_t clk_div = ((sclk_freq) << 4) / (baud * sclk_div);
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// The baud rate configuration register is divided into an integer part and a fractional part.
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hw->clkdiv_sync.clkdiv = clk_div >> 4;
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hw->clkdiv_sync.clkdiv_frag = clk_div & 0xf;
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UART_LL_PCR_REG_U32_SET(hw, sclk_conf, sclk_div_num, sclk_div - 1);
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uart_ll_update(hw);
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return true;
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}
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/**
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@@ -288,16 +292,11 @@ FORCE_INLINE_ATTR void uart_ll_set_baudrate(uart_dev_t *hw, uint32_t baud, uint3
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*/
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FORCE_INLINE_ATTR uint32_t uart_ll_get_baudrate(uart_dev_t *hw, uint32_t sclk_freq)
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{
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// typeof(hw->clkdiv_sync) div_reg;
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// div_reg.val = hw->clkdiv_sync.val;
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// int sclk_div;
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// if ((hw) == &LP_UART) {
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// sclk_div = HAL_FORCE_READ_U32_REG_FIELD(hw->clk_conf, sclk_div_num) + 1;
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// } else {
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// sclk_div = UART_LL_PCR_REG_U32_GET(hw, sclk_conf, sclk_div_num) + 1;
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// }
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// return ((sclk_freq << 4)) / (((div_reg.clkdiv_int << 4) | div_reg.clkdiv_frag) * sclk_div);
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return 0;
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typeof(hw->clkdiv_sync) div_reg;
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div_reg.val = hw->clkdiv_sync.val;
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int sclk_div;
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sclk_div = UART_LL_PCR_REG_U32_GET(hw, sclk_conf, sclk_div_num) + 1;
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return ((sclk_freq << 4)) / (((div_reg.clkdiv << 4) | div_reg.clkdiv_frag) * sclk_div);
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}
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/**
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@@ -748,6 +747,51 @@ FORCE_INLINE_ATTR void uart_ll_set_wakeup_edge_thrd(uart_dev_t *hw, uint32_t wak
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hw->sleep_conf2.active_threshold = wakeup_thrd - UART_LL_WAKEUP_EDGE_THRED_MIN;
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}
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/**
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* @brief Set the number of received data bytes for the RX FIFO threshold wake-up mode.
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*
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* @param hw Beginning address of the peripheral registers.
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* @param wakeup_thrd The wakeup threshold value in bytes to be set.
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*
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* @return None.
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*/
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FORCE_INLINE_ATTR void uart_ll_set_wakeup_fifo_thrd(uart_dev_t *hw, uint32_t wakeup_thrd)
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{
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// System would wakeup when reach the number of the received data number threshold.
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HAL_FORCE_MODIFY_U32_REG_FIELD(hw->sleep_conf2, rx_wake_up_thrhd, wakeup_thrd);
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}
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/**
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* @brief Set the UART wakeup mode.
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*
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* @param hw Beginning address of the peripheral registers.
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* @param mode UART wakeup mode to be set.
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*
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* @return None.
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*/
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FORCE_INLINE_ATTR void uart_ll_set_wakeup_mode(uart_dev_t *hw, uart_wakeup_mode_t mode)
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{
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switch(mode){
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case UART_WK_MODE_ACTIVE_THRESH:
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hw->sleep_conf2.wk_mode_sel = 0;
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break;
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default:
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abort();
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break;
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}
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}
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/**
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* @brief Enable/disable the UART pad clock in sleep_state
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*
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* @param hw Beginning address of the peripheral registers.
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* @param enable enable or disable
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*/
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FORCE_INLINE_ATTR void uart_ll_enable_pad_sleep_clock(uart_dev_t *hw, bool enable)
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{
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(void)hw; (void)enable;
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}
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/**
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* @brief Configure the UART work in normal mode.
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*
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