diff options
Diffstat (limited to 'nuttx/arch/sh/src/common/up_internal.h')
-rw-r--r-- | nuttx/arch/sh/src/common/up_internal.h | 15 |
1 files changed, 14 insertions, 1 deletions
diff --git a/nuttx/arch/sh/src/common/up_internal.h b/nuttx/arch/sh/src/common/up_internal.h index f47b1078f..f56e97c97 100644 --- a/nuttx/arch/sh/src/common/up_internal.h +++ b/nuttx/arch/sh/src/common/up_internal.h @@ -1,7 +1,7 @@ /**************************************************************************** * arch/sh/src/common/up_internal.h * - * Copyright (C) 2008-2009, 2012 Gregory Nutt. All rights reserved. + * Copyright (C) 2008-2009, 2012-2013 Gregory Nutt. All rights reserved. * Author: Gregory Nutt <gnutt@nuttx.org> * * Redistribution and use in source and binary forms, with or without @@ -67,6 +67,9 @@ * however, if no UARTs are enabled, the console could als be provided * through some other device, such as an LCD. Architecture-specific logic * will have to detect that case. + * + * If a console is enabled and no other console device is specified, then + * a serial console is assumed. */ #if !defined(CONFIG_DEV_CONSOLE) || CONFIG_NFILE_DESCRIPTORS <= 0 @@ -88,6 +91,16 @@ # endif #endif +/* If some other device is used as the console, then the serial driver may + * still be needed. Let's assume that if the upper half serial driver is + * built, then the lower half will also be needed. There is no need for + * the early serial initialization in this case. + */ + +#if !defined(USE_SERIALDRIVER) && defined(CONFIG_STANDARD_SERIAL) +# define USE_SERIALDRIVER 1 +#endif + /* Determine which device to use as the system logging device */ #ifndef CONFIG_SYSLOG |