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781928dbdd
...
dd9bd91862
Author | SHA1 | Date | |
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dd9bd91862 | |||
2f31d8f13c |
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@ -1,5 +1,6 @@
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#include "usbd_core.h"
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#include "usbd_core.h"
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#include "usbd_cdc.h"
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#include "usbd_cdc.h"
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#include "bflb_mtimer.h"
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#include <stdarg.h>
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#include <stdarg.h>
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/*!< endpoint address */
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/*!< endpoint address */
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/* Transmissions Device->Host (otherwise known as "IN" in these constants */
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/* Transmissions Device->Host (otherwise known as "IN" in these constants */
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@ -179,11 +180,8 @@ USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t debug_buffer[BUFFER_SIZE];
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volatile bool ep_tx_busy_flag = false;
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volatile bool ep_tx_busy_flag = false;
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volatile bool ep_dbg_tx_busy_flag = false;
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volatile bool ep_dbg_tx_busy_flag = false;
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// TODO: Remove these. Debugging only
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void (*data_received_ptr)(uint32_t, uint8_t *) = NULL;
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volatile uint8_t debug_val_1 = 0;
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void (*dtr_changed_ptr)(bool);
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volatile uint8_t debug_val_2 = 0;
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volatile uint32_t debug_val32_1 = 0;
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volatile uint32_t debug_val32_2 = 0;
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#ifdef CONFIG_USB_HS
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#ifdef CONFIG_USB_HS
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#define CDC_MAX_MPS 512
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#define CDC_MAX_MPS 512
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@ -191,6 +189,8 @@ volatile uint32_t debug_val32_2 = 0;
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#define CDC_MAX_MPS 64
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#define CDC_MAX_MPS 64
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#endif
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#endif
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void debuglog(const char *, ...);
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void usbd_configure_done_callback(void)
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void usbd_configure_done_callback(void)
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{
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{
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/* setup first out ep read transfer */
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/* setup first out ep read transfer */
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@ -200,8 +200,10 @@ void usbd_configure_done_callback(void)
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void usbd_cdc_acm_bulk_out(uint8_t ep, uint32_t nbytes)
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void usbd_cdc_acm_bulk_out(uint8_t ep, uint32_t nbytes)
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{
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{
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debug_val_1 = ep; debug_val32_1 = nbytes;
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USB_LOG_RAW("actual out len:%d\r\n", nbytes);
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USB_LOG_RAW("actual out len:%d\r\n", nbytes);
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debuglog("Bytes received from host. actual out len:%d\r\n", nbytes);
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if (data_received_ptr != NULL) (*data_received_ptr)(nbytes, read_buffer);
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/* setup next out ep read transfer */
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/* setup next out ep read transfer */
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usbd_ep_start_read(ep, read_buffer, BUFFER_SIZE);
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usbd_ep_start_read(ep, read_buffer, BUFFER_SIZE);
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@ -209,7 +211,6 @@ void usbd_cdc_acm_bulk_out(uint8_t ep, uint32_t nbytes)
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void usbd_cdc_acm_bulk_in(uint8_t ep, uint32_t nbytes)
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void usbd_cdc_acm_bulk_in(uint8_t ep, uint32_t nbytes)
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{
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{
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debug_val_2 = ep; debug_val32_2 = nbytes;
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USB_LOG_RAW("actual in len:%d\r\n", nbytes);
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USB_LOG_RAW("actual in len:%d\r\n", nbytes);
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if ((nbytes % CDC_MAX_MPS) == 0 && nbytes) {
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if ((nbytes % CDC_MAX_MPS) == 0 && nbytes) {
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@ -283,27 +284,30 @@ void usbd_cdc_acm_set_dtr(uint8_t intf, bool dtr)
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{
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{
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/* Based on above init, intf = 0 is normal, intf = 2 is debug */
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/* Based on above init, intf = 0 is normal, intf = 2 is debug */
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if (dtr) {
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if (dtr) {
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debuglog("Data terminal ready (DTR enabled) on intf: %d\r\n", intf);
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if (intf == 0) {
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if (intf == 0) {
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dtr_enable = 1;
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dtr_enable = 1;
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if (dtr_changed_ptr != NULL) { (*dtr_changed_ptr)(dtr); }
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} else {
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} else {
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dtr_dbg_enable = 1;
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dtr_dbg_enable = 1;
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}
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}
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} else {
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} else {
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debuglog("DTR disabled on intf: %d\r\n", intf);
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if (intf == 0) {
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if (intf == 0) {
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if (dtr_changed_ptr != NULL) { (*dtr_changed_ptr)(dtr); }
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dtr_enable = 0;
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dtr_enable = 0;
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} else {
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} else {
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dtr_dbg_enable = 0;
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dtr_dbg_enable = 0;
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}
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}
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}
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}
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}
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}
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uint32_t out_inx = 0;
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bool is_color = true;
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bool is_color = true;
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int prefix(bool is_debug, uint8_t lvl, uint8_t *buffer) {
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int prefix(bool is_debug, uint8_t lvl, uint8_t *buffer) {
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if (!is_debug) return 0;
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if (!is_debug) return 0;
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int len = 0;
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int len = 0;
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if (is_color) {
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if (is_color) {
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len = sprintf((char *)buffer, "\033[32m%d:\033[00m ", out_inx++);
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len = sprintf((char *)buffer, "\033[32m[%.3f]:\033[00m ", bflb_mtimer_get_time_ms() / 1000.00);
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memcpy(buffer + len, "\033[", 5);
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memcpy(buffer + len, "\033[", 5);
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switch (lvl) {
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switch (lvl) {
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case LVL_NORMAL:
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case LVL_NORMAL:
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@ -318,7 +322,7 @@ int prefix(bool is_debug, uint8_t lvl, uint8_t *buffer) {
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}
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}
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len += 8;
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len += 8;
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}else{
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}else{
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len = sprintf((char *)buffer, "%d: ", out_inx++);
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len = sprintf((char *)buffer, "[%.3f]: ", bflb_mtimer_get_time_ms() / 1000.00);
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}
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}
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return len;
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return len;
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@ -344,7 +348,6 @@ void nprintf(uint8_t lvl, const uint8_t ep, const char *fmt, va_list ap) {
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} else {
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} else {
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buffer = &debug_buffer[0];
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buffer = &debug_buffer[0];
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ep_dbg_tx_busy_flag = true;
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ep_dbg_tx_busy_flag = true;
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// TODO: Add debug prefix to buffer here...
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}
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}
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int len = prefix(ep == CDC_IN_DBG_EP, lvl, buffer);
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int len = prefix(ep == CDC_IN_DBG_EP, lvl, buffer);
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len += vsnprintf(
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len += vsnprintf(
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@ -355,6 +358,19 @@ void nprintf(uint8_t lvl, const uint8_t ep, const char *fmt, va_list ap) {
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);
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);
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len = suffix(ep == CDC_IN_DBG_EP, lvl, buffer, len);
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len = suffix(ep == CDC_IN_DBG_EP, lvl, buffer, len);
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usbd_ep_start_write(ep, buffer, len);
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usbd_ep_start_write(ep, buffer, len);
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if (ep == CDC_IN_EP) {
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//while (ep_tx_busy_flag) {}
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}else {
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//while (ep_dbg_tx_busy_flag) {}
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}
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}
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void raw_output(size_t len, uint8_t *data) {
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if (!dtr_enable) return;
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ep_tx_busy_flag = true;
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usbd_ep_start_write(CDC_IN_EP, data, len);
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//while (ep_dbg_tx_busy_flag) {}
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}
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}
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void output(const char *fmt, ...) {
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void output(const char *fmt, ...) {
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80
main.c
80
main.c
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@ -10,27 +10,85 @@ extern void output(const char *, ...);
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extern void debuglog(const char *, ...);
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extern void debuglog(const char *, ...);
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extern void debugwarn(const char *, ...);
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extern void debugwarn(const char *, ...);
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extern void debugerror(const char *, ...);
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extern void debugerror(const char *, ...);
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extern void (*dtr_changed_ptr)(bool);
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extern void (*data_received_ptr)(uint32_t, uint8_t *);
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extern void raw_output(size_t, uint8_t *);
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uint32_t buffer_init(char *);
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uint32_t buffer_init(char *);
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t write_buffer_main[2048];
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char *prompt = "C:\\> ";
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int main(void)
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USB_NOCACHE_RAM_SECTION USB_MEM_ALIGNX uint8_t cmd_buffer[1024];
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{
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volatile bool display_prompt = false;
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volatile uint32_t curr_char = 0;
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void process_cmd(uint8_t *cmd, uint32_t cmd_len){
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int prefix_len = strlen("echo ");
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if (strncmp((char *)cmd, "echo ", prefix_len) == 0){
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raw_output(cmd_len - prefix_len + 1, cmd + prefix_len);
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bflb_mtimer_delay_ms(1); /* There is a microsecond delay as well */
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output("\r\n");
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return;
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}
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}
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void data_received(uint32_t nbytes, uint8_t *bytes) {
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/* I think we're getting an SOH after our output, but not sure why exactly */
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/* This if statement is a bit fragile (e.g. it doesn't cover SOH + data) */
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/* so we may need some further processing */
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if (curr_char == 0 && nbytes == 1 && *bytes == 0x01) return;
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/* if (nbytes == 1) */
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/* debuglog("Received the letter '%c'. curr_char %d\r\n", *bytes, curr_char); */
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if (curr_char + nbytes >= 1024) {
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/* We will overflow - bail */
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debugerror("command too long");
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output("\r\nCOMMAND TOO LONG\r\n%s", prompt);
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curr_char = 0;
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return;
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}
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/* Process new data */
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memcpy(&cmd_buffer[curr_char], bytes, nbytes);
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raw_output(nbytes, &cmd_buffer[curr_char]); /* Echo data back to console */
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if (nbytes == 1 && cmd_buffer[curr_char] == '\r') {
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/* User hit enter, process command */
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output("\r\n");
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bflb_mtimer_delay_ms(1); /* There is a microsecond delay as well */
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cmd_buffer[curr_char] = '\0';
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debuglog("Processing command '%s'\r\n", &cmd_buffer[0]);
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process_cmd(&cmd_buffer[0], curr_char - 1);
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output("%s", prompt);
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curr_char = 0;
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return;
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}
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curr_char += nbytes;
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}
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void dtr_changed(bool dtr) {
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if (dtr) {
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debuglog("DTR enabled: requesting prompt\r\n");
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display_prompt = true;
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}
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}
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int main(void) {
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board_init();
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board_init();
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uint32_t inx = 0;
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cdc_acm_init();
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cdc_acm_init();
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debuglog("Initialized");
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debuglog("Initialized");
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dtr_changed_ptr = &dtr_changed;
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data_received_ptr = &data_received;
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while (1) {
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while (1) {
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if (inx++ >= 2000){
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if (display_prompt) {
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output("Hello world\r\n");
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/* We can't display directly on the dtr_enabled interrupt, must be on the
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debuglog("Hello to debuggers!\r\n");
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* main loop. Without any delay, we will not see a prompt. But even 1ms
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debugwarn("Warning to debuggers!\r\n");
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* is enough
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debugerror("Oh no - an error!\r\n");
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*/
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inx = 0;
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display_prompt = false;
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}
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bflb_mtimer_delay_ms(1);
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bflb_mtimer_delay_ms(1);
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output(prompt);
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debuglog("displayed prompt\r\n");
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curr_char = 0;
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}
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}
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}
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}
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}
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