diff options
Diffstat (limited to 'nuttx/arch/sh/src/m16c/m16c_lowputc.c')
| -rw-r--r-- | nuttx/arch/sh/src/m16c/m16c_lowputc.c | 16 |
1 files changed, 12 insertions, 4 deletions
diff --git a/nuttx/arch/sh/src/m16c/m16c_lowputc.c b/nuttx/arch/sh/src/m16c/m16c_lowputc.c index 861623dc2..c08a0ec20 100644 --- a/nuttx/arch/sh/src/m16c/m16c_lowputc.c +++ b/nuttx/arch/sh/src/m16c/m16c_lowputc.c @@ -49,6 +49,12 @@ #include "up_internal.h" #include "m16c_uart.h" +/* Is there any serial support? This might be the case if the board does + * not have serial ports but supports stdout through, say, an LCD. + */ + +#if !defined(CONFIG_UART0_DISABLE) && !defined(CONFIG_UART1_DISABLE) && !defined(CONFIG_UART2_DISABLE) + /************************************************************************** * Private Definitions **************************************************************************/ @@ -59,7 +65,7 @@ # define M16C_XIN_PRESCALER 1 #endif -/* Is there a serial console? */ +/* We know that we have a serial port enabled. Is one of them a serial console? */ #if defined(CONFIG_UART0_SERIAL_CONSOLE) && !defined(CONFIG_UART0_DISABLE) # define HAVE_CONSOLE 1 @@ -74,9 +80,6 @@ # undef CONFIG_UART0_SERIAL_CONSOLE # undef CONFIG_UART1_SERIAL_CONSOLE #else -# if defined(CONFIG_UART0_SERIAL_CONSOLE) || defined(CONFIG_UART1_SERIAL_CONSOLE)|| defined(CONFIG_UART2_SERIAL_CONSOLE) -# error "Serial console selected, but corresponding UART not enabled" -# endif # undef HAVE_CONSOLE #endif @@ -291,3 +294,8 @@ void up_lowsetup(void) regval = (ubyte)getreg16(M16C_UART_BASE + M16C_UART_RB); #endif } + +#elif defined(CONFIG_UART0_SERIAL_CONSOLE) || defined(CONFIG_UART1_SERIAL_CONSOLE)|| defined(CONFIG_UART2_SERIAL_CONSOLE) +# error "A serial console selected, but corresponding UART not enabled" +#endif /* !CONFIG_UART0_DISABLE && !CONFIG_UART1_DISABLE && !CONFIG_UART2_DISABLE */ + |