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chipset/bcm: instruct user to reset controller with cts asserted

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This commit is contained in:
Matthias Ringwald 2023-04-06 11:33:20 +02:00
parent 34cab2ba6b
commit 0df9df8ce4
1 changed files with 17 additions and 8 deletions
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23
chipset/bcm/btstack_chipset_bcm_download_firmware.c
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@ -42,6 +42,8 @@
// supports higher baudrate for patch upload
#include <string.h>
#include <printf.h>
#include <unistd.h>
#include "hci_dump.h"
#include "btstack_chipset_bcm.h"
@ -76,12 +78,9 @@ static void bcm_send_prepared_command(void){
}
static void bcm_send_hci_reset(void){
if (baudrate == 0 || baudrate == 115200){
uart_driver->set_block_received(&bcm_w4_command_complete);
} else {
uart_driver->set_block_received(&bcm_send_hci_baudrate);
}
log_info("bcm: send HCI Reset");
bool send_baudrate = (baudrate != 0) && (baudrate != 115200);
uart_driver->set_block_received(send_baudrate ? &bcm_send_hci_baudrate : &bcm_w4_command_complete);
uart_driver->receive_block(&response_buffer[0], hci_command_complete_len);
memcpy(&command_buffer[1], hci_reset_cmd, sizeof(hci_reset_cmd));
bcm_send_prepared_command();
@ -92,7 +91,7 @@ static void bcm_send_hci_baudrate(void){
chipset->set_baudrate_command(baudrate, &command_buffer[1]);
uart_driver->set_block_received(&bcm_set_local_baudrate);
uart_driver->receive_block(&response_buffer[0], hci_command_complete_len);
log_info("bcm: send baud rate command");
log_info("bcm: send baud rate command - %u", baudrate);
bcm_send_prepared_command();
}
@ -118,7 +117,7 @@ static void bcm_send_next_init_script_command(void){
log_info("bcm: init script done");
// disable init script for main startup
btstack_chipset_bcm_enable_init_script(0);
// reset baudreate to default
// reset baudrate to default
uart_driver->set_baudrate(115200);
// notify main
download_complete(0);
@ -149,8 +148,18 @@ void btstack_chipset_bcm_download_firmware_with_uart(const btstack_uart_t * the_
return;
}
// Reset with CTS asserted (low)
printf("Please reset Bluetooth Controller, e.g. via RESET button. Firmware download starts in:\n");
uint8_t i;
for (i = 3; i > 0; i--){
printf("%u\n", i);
sleep(1);
}
printf("Firmware download started\n");
bcm_send_hci_reset();
}
void btstack_chipset_bcm_download_firmware(const btstack_uart_block_t * the_uart_driver, int baudrate_upload, void (*done)(int result)) {
btstack_chipset_bcm_download_firmware_with_uart((const btstack_uart_t *) the_uart_driver, baudrate_upload, done);
}