diff options
Diffstat (limited to 'drivers/char/serial.c')
| -rw-r--r-- | drivers/char/serial.c | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/drivers/char/serial.c b/drivers/char/serial.c index 85da92470..65912962b 100644 --- a/drivers/char/serial.c +++ b/drivers/char/serial.c @@ -86,6 +86,16 @@ static char *serial_revdate = "2000-08-09"; * Check the magic number for the async_structure where * ever possible. */ +/************************************************************************** + * 23 Oct, 2000. + * Added suport for MIPS Atlas board. + * + * 23 Nov, 2000. + * Hooks for serial kernel debug port support added. + * + * Kevin D. Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com + * Copyright (C) 2000 MIPS Technologies, Inc. All rights reserved. + *************************************************************************/ #include <linux/config.h> #include <linux/version.h> @@ -402,6 +412,22 @@ static inline int serial_paranoia_check(struct async_struct *info, return 0; } +#ifdef CONFIG_MIPS_ATLAS +extern unsigned int atlas_serial_in(struct async_struct *info, int offset); +extern void atlas_serial_out(struct async_struct *info, int offset, int value); + +static _INLINE_ unsigned int serial_in(struct async_struct *info, int offset) +{ + return (atlas_serial_in(info, offset) & 0xff); +} + +static _INLINE_ void serial_out(struct async_struct *info, int offset, int value) +{ + atlas_serial_out(info, offset, value); +} + +#else + static _INLINE_ unsigned int serial_in(struct async_struct *info, int offset) { switch (info->io_type) { @@ -445,6 +471,8 @@ static _INLINE_ void serial_out(struct async_struct *info, int offset, outb(value, info->port+offset); } } +#endif + /* * We used to support using pause I/O for certain machines. We |