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extmod/btstack: Add HCI trace debugging option in btstack_hci_uart. 

Signed-off-by: Damien George <damien@micropython.org>
This commit is contained in:
Damien George 2021-02-10 16:00:27 +11:00
parent 7815dd2cc5
commit 7535f67dfb
1 changed files with 20 additions and 0 deletions
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20
extmod/btstack/btstack_hci_uart.c
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@ -38,6 +38,11 @@
#include "mpbtstackport.h"
#define HCI_TRACE (0)
#define COL_OFF "\033[0m"
#define COL_GREEN "\033[0;32m"
#define COL_BLUE "\033[0;34m"
// Implements a btstack btstack_uart_block_t on top of the mphciuart.h
// interface to an HCI UART provided by the port.
@ -114,6 +119,14 @@ STATIC void btstack_uart_receive_block(uint8_t *buf, uint16_t len) {
}
STATIC void btstack_uart_send_block(const uint8_t *buf, uint16_t len) {
#if HCI_TRACE
printf(COL_GREEN "< [% 8d] %02x", (int)mp_hal_ticks_ms(), buf[0]);
for (size_t i = 1; i < len; ++i) {
printf(":%02x", buf[i]);
}
printf(COL_OFF "\n");
#endif
mp_bluetooth_hci_uart_write(buf, len);
send_done = true;
}
@ -165,6 +178,13 @@ void mp_bluetooth_btstack_hci_uart_process(void) {
while (recv_idx < recv_len && (chr = mp_bluetooth_hci_uart_readchar()) >= 0) {
recv_buf[recv_idx++] = chr;
if (recv_idx == recv_len) {
#if HCI_TRACE
printf(COL_BLUE "> [% 8d] %02x", (int)mp_hal_ticks_ms(), recv_buf[0]);
for (size_t i = 1; i < recv_len; ++i) {
printf(":%02x", recv_buf[i]);
}
printf(COL_OFF "\n");
#endif
recv_idx = 0;
recv_len = 0;
if (recv_handler) {