diff options
Diffstat (limited to 'stmhal/mphalport.c')
| -rw-r--r-- | stmhal/mphalport.c | 156 |
1 files changed, 0 insertions, 156 deletions
diff --git a/stmhal/mphalport.c b/stmhal/mphalport.c deleted file mode 100644 index dff781ff2..000000000 --- a/stmhal/mphalport.c +++ /dev/null @@ -1,156 +0,0 @@ -#include <string.h> - -#include "py/mpstate.h" -#include "py/runtime.h" -#include "py/mperrno.h" -#include "py/mphal.h" -#include "usb.h" -#include "uart.h" - -bool mp_hal_ticks_cpu_enabled = false; - -// this table converts from HAL_StatusTypeDef to POSIX errno -const byte mp_hal_status_to_errno_table[4] = { - [HAL_OK] = 0, - [HAL_ERROR] = MP_EIO, - [HAL_BUSY] = MP_EBUSY, - [HAL_TIMEOUT] = MP_ETIMEDOUT, -}; - -NORETURN void mp_hal_raise(HAL_StatusTypeDef status) { - mp_raise_OSError(mp_hal_status_to_errno_table[status]); -} - -int mp_hal_stdin_rx_chr(void) { - for (;;) { -#if 0 -#ifdef USE_HOST_MODE - pyb_usb_host_process(); - int c = pyb_usb_host_get_keyboard(); - if (c != 0) { - return c; - } -#endif -#endif - - byte c; - if (usb_vcp_recv_byte(&c) != 0) { - return c; - } else if (MP_STATE_PORT(pyb_stdio_uart) != NULL && uart_rx_any(MP_STATE_PORT(pyb_stdio_uart))) { - return uart_rx_char(MP_STATE_PORT(pyb_stdio_uart)); - } - MICROPY_EVENT_POLL_HOOK - } -} - -void mp_hal_stdout_tx_str(const char *str) { - mp_hal_stdout_tx_strn(str, strlen(str)); -} - -void mp_hal_stdout_tx_strn(const char *str, size_t len) { - if (MP_STATE_PORT(pyb_stdio_uart) != NULL) { - uart_tx_strn(MP_STATE_PORT(pyb_stdio_uart), str, len); - } -#if 0 && defined(USE_HOST_MODE) && MICROPY_HW_HAS_LCD - lcd_print_strn(str, len); -#endif - if (usb_vcp_is_enabled()) { - usb_vcp_send_strn(str, len); - } -} - -void mp_hal_stdout_tx_strn_cooked(const char *str, size_t len) { - // send stdout to UART and USB CDC VCP - if (MP_STATE_PORT(pyb_stdio_uart) != NULL) { - uart_tx_strn_cooked(MP_STATE_PORT(pyb_stdio_uart), str, len); - } - if (usb_vcp_is_enabled()) { - usb_vcp_send_strn_cooked(str, len); - } -} - -void mp_hal_ticks_cpu_enable(void) { - if (!mp_hal_ticks_cpu_enabled) { - CoreDebug->DEMCR |= CoreDebug_DEMCR_TRCENA_Msk; - #if defined(__CORTEX_M) && __CORTEX_M == 7 - // on Cortex-M7 we must unlock the DWT before writing to its registers - DWT->LAR = 0xc5acce55; - #endif - DWT->CYCCNT = 0; - DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk; - mp_hal_ticks_cpu_enabled = true; - } -} - -void mp_hal_gpio_clock_enable(GPIO_TypeDef *gpio) { - if (0) { - #ifdef __GPIOA_CLK_ENABLE - } else if (gpio == GPIOA) { - __GPIOA_CLK_ENABLE(); - #endif - #ifdef __GPIOB_CLK_ENABLE - } else if (gpio == GPIOB) { - __GPIOB_CLK_ENABLE(); - #endif - #ifdef __GPIOC_CLK_ENABLE - } else if (gpio == GPIOC) { - __GPIOC_CLK_ENABLE(); - #endif - #ifdef __GPIOD_CLK_ENABLE - } else if (gpio == GPIOD) { - __GPIOD_CLK_ENABLE(); - #endif - #ifdef __GPIOE_CLK_ENABLE - } else if (gpio == GPIOE) { - __GPIOE_CLK_ENABLE(); - #endif - #if defined(GPIOF) && defined(__GPIOF_CLK_ENABLE) - } else if (gpio == GPIOF) { - __GPIOF_CLK_ENABLE(); - #endif - #if defined(GPIOG) && defined(__GPIOG_CLK_ENABLE) - } else if (gpio == GPIOG) { - #if defined(STM32L476xx) || defined(STM32L486xx) - // Port G pins 2 thru 15 are powered using VddIO2 on these MCUs. - HAL_PWREx_EnableVddIO2(); - #endif - __GPIOG_CLK_ENABLE(); - #endif - #ifdef __GPIOH_CLK_ENABLE - } else if (gpio == GPIOH) { - __GPIOH_CLK_ENABLE(); - #endif - #if defined(GPIOI) && defined(__GPIOI_CLK_ENABLE) - } else if (gpio == GPIOI) { - __GPIOI_CLK_ENABLE(); - #endif - #if defined(GPIOJ) && defined(__GPIOJ_CLK_ENABLE) - } else if (gpio == GPIOJ) { - __GPIOJ_CLK_ENABLE(); - #endif - #if defined(GPIOK) && defined(__GPIOK_CLK_ENABLE) - } else if (gpio == GPIOK) { - __GPIOK_CLK_ENABLE(); - #endif - } -} - -void mp_hal_pin_config(mp_hal_pin_obj_t pin_obj, uint32_t mode, uint32_t pull, uint32_t alt) { - GPIO_TypeDef *gpio = pin_obj->gpio; - uint32_t pin = pin_obj->pin; - mp_hal_gpio_clock_enable(gpio); - gpio->MODER = (gpio->MODER & ~(3 << (2 * pin))) | ((mode & 3) << (2 * pin)); - gpio->OTYPER = (gpio->OTYPER & ~(1 << pin)) | ((mode >> 2) << pin); - gpio->OSPEEDR = (gpio->OSPEEDR & ~(3 << (2 * pin))) | (2 << (2 * pin)); // full speed - gpio->PUPDR = (gpio->PUPDR & ~(3 << (2 * pin))) | (pull << (2 * pin)); - gpio->AFR[pin >> 3] = (gpio->AFR[pin >> 3] & ~(15 << (4 * (pin & 7)))) | (alt << (4 * (pin & 7))); -} - -bool mp_hal_pin_config_alt(mp_hal_pin_obj_t pin, uint32_t mode, uint32_t pull, uint8_t fn, uint8_t unit) { - const pin_af_obj_t *af = pin_find_af(pin, fn, unit); - if (af == NULL) { - return false; - } - mp_hal_pin_config(pin, mode, pull, af->idx); - return true; -} |