HelenOS sources

do_putchar        115 kernel/arch/sparc64/src/drivers/niagara.c 			do_putchar('\r');
do_putchar        117 kernel/arch/sparc64/src/drivers/niagara.c 		do_putchar((uint8_t) *s);
do_putchar        138 kernel/arch/sparc64/src/drivers/niagara.c 		do_putchar(output_buffer.data[output_buffer.read_ptr]);