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TC3: UART quickfix #606

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Merged
dgarske merged 1 commit into from
Oct 10, 2025
Merged

TC3: UART quickfix #606

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13 changes: 8 additions & 5 deletions hal/aurix_tc3xx.c
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Original file line number Diff line number Diff line change
Expand Up @@ -136,6 +136,7 @@ int hal_hsm_server_cleanup(void);
/* Force longcall on printf functions (called from panic) */
void uart_printf(const char* fmt, ...) TC3_LONGCALL;
void uart_vprintf(const char* fmt, va_list argp) TC3_LONGCALL;
void wolfBoot_panic(void) TC3_LONGCALL;
#endif

/* RAM buffer to hold the contents of an entire flash sector*/
Expand Down Expand Up @@ -300,14 +301,12 @@ void hal_init(void)

#ifdef DEBUG_UART
uart_init();

#ifndef WOLFBOOT_AURIX_TC3XX_HSM
char hello_string[] = "Hello from TC3xx wolfBoot on Tricore\n";
wolfBoot_printf("Hello from TC3xx wolfBoot on Tricore\n");
#else
char hello_string[] = "Hello from TC3xx wolfBoot on HSM\n";
#endif
uart_write(hello_string, sizeof(hello_string) - 1);
wolfBoot_printf("Hello from TC3xx wolfBoot on HSM\n");
#endif
#endif /* DEBUG_UART */
}

/* This function is called by the bootloader at a very late stage, before
Expand All @@ -322,6 +321,10 @@ void hal_prepare_boot(void)
#endif /* WOLFBOOT_AURIX_GPIO_TIMING */

#ifdef DEBUG_UART
/* One final printf so we can block on transmit completion. Prevents reset
* before last byte is transmitted */
wolfBoot_printf("hal_prepare_boot\n");
tc3_uart_BlockOnTC(board_uart);
tc3_uart_Cleanup(board_uart);
#endif

Expand Down