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Merge pull request #2272 from openmv/tinyusb_debug
misc: Tinyusb debug updates.
This commit is contained in:
commit
9a67079fd6
@ -39,14 +39,24 @@ static volatile bool tinyusb_debug_mode = false;
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ringbuf_t debug_ringbuf = { debug_ringbuf_array, sizeof(debug_ringbuf_array) };
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uint32_t usb_cdc_buf_len() {
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return ringbuf_avail((ringbuf_t *) &debug_ringbuf);
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return ringbuf_avail(&debug_ringbuf);
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}
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uint32_t usb_cdc_get_buf(uint8_t *buf, uint32_t len) {
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for (int i = 0; i < len; i++) {
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buf[i] = ringbuf_get((ringbuf_t *) &debug_ringbuf);
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// Read all of the request bytes.
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if (ringbuf_get_bytes(&debug_ringbuf, buf, len) == 0) {
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return len;
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}
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return len;
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// Try to read as much data as possible.
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uint32_t bytes = 0;
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for (; bytes < len; bytes++) {
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int c = ringbuf_get(&debug_ringbuf);
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if (c == -1) {
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break;
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}
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buf[bytes] = c;
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}
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return bytes;
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}
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void tud_cdc_line_coding_cb(uint8_t itf, cdc_line_coding_t const *coding) {
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@ -70,24 +80,44 @@ bool tinyusb_debug_enabled(void) {
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return tinyusb_debug_mode;
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}
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extern void __real_mp_usbd_task(void);
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void __wrap_mp_usbd_task(void) {
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if (!tinyusb_debug_enabled()) {
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__real_mp_usbd_task();
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}
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}
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extern void __real_tud_cdc_rx_cb(uint8_t itf);
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void __wrap_tud_cdc_rx_cb(uint8_t itf) {
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if (tinyusb_debug_enabled()) {
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return;
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} else {
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if (!tinyusb_debug_enabled()) {
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__real_tud_cdc_rx_cb(itf);
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}
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}
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extern uintptr_t __real_mp_hal_stdio_poll(uintptr_t poll_flags);
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uintptr_t __wrap_mp_hal_stdio_poll(uintptr_t poll_flags) {
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if (!tinyusb_debug_enabled()) {
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return __real_mp_hal_stdio_poll(poll_flags);
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}
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return 0;
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}
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extern mp_uint_t __real_mp_hal_stdout_tx_strn(const char *str, mp_uint_t len);
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mp_uint_t __wrap_mp_hal_stdout_tx_strn(const char *str, mp_uint_t len) {
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if (tinyusb_debug_enabled()) {
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if (tud_cdc_connected()) {
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NVIC_DisableIRQ(PendSV_IRQn);
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for (int i = 0; i < len; i++) {
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NVIC_DisableIRQ(PendSV_IRQn);
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ringbuf_put((ringbuf_t *) &debug_ringbuf, str[i]);
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NVIC_EnableIRQ(PendSV_IRQn);
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// The ring buffer overflows occasionally, espcially when using a slow poll
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// rate and fast print rate. When this happens, reset the buffer and start
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// over, if this string fits entirely in the buffer. This helps the ring buffer
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// self-recover from broken strings.
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if (ringbuf_put(&debug_ringbuf, str[i]) == -1 && len <= debug_ringbuf.size) {
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debug_ringbuf.iget = 0;
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debug_ringbuf.iput = 0;
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}
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}
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NVIC_EnableIRQ(PendSV_IRQn);
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}
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return len;
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} else {
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@ -48,7 +48,9 @@ LDFLAGS = -mthumb \
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-mabi=aapcs-linux \
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-Wl,--print-memory-usage \
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-Wl,--gc-sections \
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-Wl,--wrap=mp_usbd_task \
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-Wl,--wrap=tud_cdc_rx_cb \
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-Wl,--wrap=mp_hal_stdio_poll \
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-Wl,--wrap=mp_hal_stdout_tx_strn \
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-Wl,-T$(BUILD)/$(LDSCRIPT).lds \
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-Wl,-Map=$(BUILD)/$(FIRMWARE).map
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@ -63,9 +63,21 @@ OMV_CFLAGS += -I$(TOP_DIR)/$(LIBPDM_DIR)/
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CFLAGS += $(HAL_CFLAGS) $(MPY_CFLAGS) $(OMV_CFLAGS)
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# Linker Flags
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LDFLAGS = -mcpu=$(CPU) -mabi=aapcs-linux -mthumb -mfpu=$(FPU) -mfloat-abi=hard\
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-nostdlib -Wl,--gc-sections -Wl,-T$(BUILD)/$(LDSCRIPT).lds \
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-Wl,--wrap=tud_cdc_rx_cb -Wl,--wrap=mp_hal_stdout_tx_strn
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LDFLAGS = -mcpu=$(CPU) \
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-mabi=aapcs-linux \
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-mthumb \
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-mfpu=$(FPU) \
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-mfloat-abi=hard \
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-nostdlib \
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-Wl,--gc-sections \
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-Wl,--print-memory-usage \
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-Wl,--wrap=mp_usbd_task \
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-Wl,--wrap=tud_cdc_rx_cb \
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-Wl,--wrap=mp_hal_stdio_poll \
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-Wl,--wrap=mp_hal_stdout_tx_strn \
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-Wl,--no-warn-rwx-segment \
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-Wl,-Map=$(BUILD)/$(FIRMWARE).map \
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-Wl,-T$(BUILD)/$(LDSCRIPT).lds
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#------------- Firmware Objects ----------------#
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FIRM_OBJ += $(wildcard $(BUILD)/$(CMSIS_DIR)/src/dsp/CommonTables/*.o)
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