Merge pull request #2674 from hathach/add-ch32v103

Add ch32v103 (not working yet)

.github/workflows/ci_set_matrix.py

@@ -15,7 +15,7 @@
 family_list = {
     "broadcom_32bit": ["arm-gcc"],
     "broadcom_64bit": ["aarch64-gcc"],
-    "ch32v20x ch32v307 fomu gd32vf103": ["riscv-gcc"],
+    "ch32v10x ch32v20x ch32v307 fomu gd32vf103": ["riscv-gcc"],
     "imxrt": ["arm-gcc", "arm-clang"],
     "kinetis_k kinetis_kl kinetis_k32l2": ["arm-gcc", "arm-clang"],
     "lpc11 lpc13 lpc15": ["arm-gcc", "arm-clang"],

examples/device/audio_4_channel_mic_freertos/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:CH32V307
 mcu:CXD56

examples/device/audio_test_freertos/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:CH32V307
 mcu:CXD56

examples/device/cdc_msc_freertos/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:CH32V307
 mcu:CXD56

examples/device/hid_composite_freertos/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:CH32V307
 mcu:CXD56

examples/device/net_lwip_webserver/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:LPC11UXX
 mcu:LPC13XX

examples/device/video_capture/skip.txt

@@ -1,3 +1,4 @@
+mcu:CH32V103
 mcu:CH32V20X
 mcu:MSP430x5xx
 mcu:NUC121

examples/device/video_capture_2ch/skip.txt

@@ -2,6 +2,7 @@ mcu:MSP430x5xx
 mcu:NUC121
 mcu:SAMD11
 mcu:GD32VF103
+mcu:CH32V103
 mcu:CH32V20X
 mcu:CH32V307
 mcu:STM32L0

hw/bsp/ch32v10x/boards/ch32v103r_r1_1v0/board.cmake

@@ -0,0 +1,8 @@
+set(LD_FLASH_SIZE 64K)
+set(LD_RAM_SIZE 20K)
+
+function(update_board TARGET)
+  target_compile_definitions(${TARGET} PUBLIC
+    CFG_EXAMPLE_MSC_DUAL_READONLY
+    )
+endfunction()

hw/bsp/ch32v10x/boards/ch32v103r_r1_1v0/board.h

@@ -0,0 +1,20 @@
+#ifndef BOARD_H_
+#define BOARD_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+#define LED_PORT       GPIOA
+#define LED_PIN        GPIO_Pin_10
+#define LED_STATE_ON   0
+
+#define BUTTON_PORT           GPIOA
+#define BUTTON_PIN            GPIO_Pin_1
+#define BUTTON_STATE_ACTIVE   0
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif

hw/bsp/ch32v10x/boards/ch32v103r_r1_1v0/board.mk

@@ -0,0 +1,5 @@
+CFLAGS += -DCFG_EXAMPLE_MSC_DUAL_READONLY
+
+LDFLAGS += \
+  -Wl,--defsym=__flash_size=64K \
+  -Wl,--defsym=__ram_size=20K \

hw/bsp/ch32v10x/ch32v10x_conf.h

@@ -0,0 +1,37 @@
+/********************************** (C) COPYRIGHT *******************************
+ * File Name          : ch32v10x_conf.h
+ * Author             : WCH
+ * Version            : V1.0.0
+ * Date               : 2020/04/30
+ * Description        : Library configuration file.
+*********************************************************************************
+* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
+* Attention: This software (modified or not) and binary are used for
+* microcontroller manufactured by Nanjing Qinheng Microelectronics.
+*******************************************************************************/
+#ifndef __CH32V10x_CONF_H
+#define __CH32V10x_CONF_H
+
+#include "ch32v10x_adc.h"
+#include "ch32v10x_bkp.h"
+#include "ch32v10x_crc.h"
+#include "ch32v10x_dbgmcu.h"
+#include "ch32v10x_dma.h"
+#include "ch32v10x_exti.h"
+#include "ch32v10x_flash.h"
+#include "ch32v10x_gpio.h"
+#include "ch32v10x_i2c.h"
+#include "ch32v10x_iwdg.h"
+#include "ch32v10x_pwr.h"
+#include "ch32v10x_rcc.h"
+#include "ch32v10x_rtc.h"
+#include "ch32v10x_spi.h"
+#include "ch32v10x_tim.h"
+#include "ch32v10x_usart.h"
+#include "ch32v10x_wwdg.h"
+#include "ch32v10x_usb.h"
+#include "ch32v10x_usb_host.h"
+#include "ch32v10x_it.h"
+#include "ch32v10x_misc.h"
+
+#endif /* __CH32V10x_CONF_H */

hw/bsp/ch32v10x/ch32v10x_it.h

@@ -0,0 +1,15 @@
+/********************************** (C) COPYRIGHT *******************************
+ * File Name          : ch32v10x_it.h
+ * Author             : WCH
+ * Version            : V1.0.0
+ * Date               : 2022/08/20
+ * Description        : This file contains the headers of the interrupt handlers.
+*********************************************************************************
+* Copyright (c) 2021 Nanjing Qinheng Microelectronics Co., Ltd.
+* Attention: This software (modified or not) and binary are used for
+* microcontroller manufactured by Nanjing Qinheng Microelectronics.
+*******************************************************************************/
+#ifndef __CH32V10x_IT_H
+#define __CH32V10x_IT_H
+
+#endif /* __CH32V10x_IT_H */

hw/bsp/ch32v10x/family.c

@@ -0,0 +1,148 @@
+#include <stdio.h>
+
+// https://github.com/openwch/ch32v307/pull/90
+// https://github.com/openwch/ch32v20x/pull/12
+#ifdef __GNUC__
+#pragma GCC diagnostic push
+#pragma GCC diagnostic ignored "-Wstrict-prototypes"
+#endif
+
+#include "ch32v10x.h"
+
+#ifdef __GNUC__
+#pragma GCC diagnostic pop
+#endif
+
+#include "bsp/board_api.h"
+#include "board.h"
+
+__attribute__((interrupt)) __attribute__((used))
+void USBHD_IRQHandler(void) {
+  #if CFG_TUD_WCH_USBIP_USBFS
+  tud_int_handler(0);
+  #endif
+}
+
+__attribute__((interrupt)) __attribute__((used))
+void USBWakeUp_IRQHandler(void) {
+  #if CFG_TUD_WCH_USBIP_USBFS
+  tud_int_handler(0);
+  #endif
+}
+
+#if CFG_TUSB_OS == OPT_OS_NONE
+volatile uint32_t system_ticks = 0;
+
+__attribute__((interrupt)) __attribute__((used))
+void SysTick_Handler(void) {
+  SysTick->CNTL0 = SysTick->CNTL1 = SysTick->CNTL2 = SysTick->CNTL3 = 0;
+  SysTick->CNTH0 = SysTick->CNTH1 = SysTick->CNTH2 = SysTick->CNTH3 = 0;
+  system_ticks++;
+}
+
+uint32_t SysTick_Config(uint32_t ticks) {
+  NVIC_EnableIRQ(SysTicK_IRQn);
+  SysTick->CTLR = 0;
+  SysTick->CNTL0 = SysTick->CNTL1 = SysTick->CNTL2 = SysTick->CNTL3 = 0;
+  SysTick->CNTH0 = SysTick->CNTH1 = SysTick->CNTH2 = SysTick->CNTH3 = 0;
+
+  SysTick->CMPLR0 = (u8)(ticks & 0xFF);
+  SysTick->CMPLR1 = (u8)(ticks >> 8);
+  SysTick->CMPLR2 = (u8)(ticks >> 16);
+  SysTick->CMPLR3 = (u8)(ticks >> 24);
+
+  SysTick->CMPHR0 = SysTick->CMPHR1 = SysTick->CMPHR2 =   SysTick->CMPHR3 = 0;
+  SysTick->CTLR = 1;
+  return 0;
+}
+
+uint32_t board_millis(void) {
+  return system_ticks;
+}
+#endif
+
+void board_init(void) {
+  __disable_irq();
+
+#if CFG_TUSB_OS == OPT_OS_NONE
+  SysTick_Config(SystemCoreClock / 1000);
+#endif
+
+  RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOA, ENABLE);
+
+  EXTEN->EXTEN_CTR |= EXTEN_USBFS_IO_EN;
+  uint8_t usb_div;
+  switch (SystemCoreClock) {
+    case 48000000: usb_div = RCC_USBCLKSource_PLLCLK_Div1; break;
+    case 72000000: usb_div = RCC_USBCLKSource_PLLCLK_1Div5; break;
+    default: TU_ASSERT(0,); break;
+  }
+  RCC_USBCLKConfig(usb_div);
+  RCC_AHBPeriphClockCmd(RCC_AHBPeriph_USBFS, ENABLE);
+
+  #ifdef LED_PIN
+  GPIO_InitTypeDef led_init = {
+      .GPIO_Pin = LED_PIN,
+      .GPIO_Mode = GPIO_Mode_Out_OD,
+      .GPIO_Speed = GPIO_Speed_50MHz,
+  };
+  GPIO_Init(LED_PORT, &led_init);
+  #endif
+
+  #ifdef BUTTON_PIN
+  GPIO_InitTypeDef button_init = {
+      .GPIO_Pin = BUTTON_PIN,
+      .GPIO_Mode = GPIO_Mode_IPU,
+      .GPIO_Speed = GPIO_Speed_50MHz,
+  };
+  GPIO_Init(BUTTON_PORT, &button_init);
+  #endif
+
+  // UART TX is PA9
+  RCC_APB2PeriphClockCmd(RCC_APB2Periph_USART1, ENABLE);
+  GPIO_InitTypeDef usart_init = {
+    .GPIO_Pin = GPIO_Pin_9,
+    .GPIO_Speed = GPIO_Speed_50MHz,
+    .GPIO_Mode = GPIO_Mode_AF_PP,
+  };
+  GPIO_Init(GPIOA, &usart_init);
+
+  USART_InitTypeDef usart = {
+    .USART_BaudRate = 115200,
+    .USART_WordLength = USART_WordLength_8b,
+    .USART_StopBits = USART_StopBits_1,
+    .USART_Parity = USART_Parity_No,
+    .USART_Mode = USART_Mode_Tx,
+    .USART_HardwareFlowControl = USART_HardwareFlowControl_None,
+  };
+  USART_Init(USART1, &usart);
+  USART_Cmd(USART1, ENABLE);
+
+  __enable_irq();
+
+  board_led_write(true);
+}
+
+void board_led_write(bool state) {
+  GPIO_WriteBit(LED_PORT, LED_PIN, state ? LED_STATE_ON : (1-LED_STATE_ON));
+}
+
+uint32_t board_button_read(void) {
+  return BUTTON_STATE_ACTIVE == GPIO_ReadInputDataBit(BUTTON_PORT, BUTTON_PIN);
+}
+
+int board_uart_read(uint8_t *buf, int len) {
+  (void) buf;
+  (void) len;
+  return 0;
+}
+
+int board_uart_write(void const *buf, int len) {
+  const char *bufc = (const char *) buf;
+  for (int i = 0; i < len; i++) {
+    while (USART_GetFlagStatus(USART1, USART_FLAG_TC) == RESET);
+    USART_SendData(USART1, *bufc++);
+  }
+
+  return len;
+}