diff options
Diffstat (limited to 'src/superio/nsc/common/early_serial.c')
-rw-r--r-- | src/superio/nsc/common/early_serial.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/superio/nsc/common/early_serial.c b/src/superio/nsc/common/early_serial.c new file mode 100644 index 0000000000..2cd9f050cf --- /dev/null +++ b/src/superio/nsc/common/early_serial.c @@ -0,0 +1,31 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2000 AG Electronics Ltd. + * Copyright (C) 2003-2004 Linux Networx + * Copyright (C) 2004 Tyan + * Copyright (C) 2007 Uwe Hermann <uwe@hermann-uwe.de> + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + */ + +#include <arch/io.h> +#include <device/pnp_def.h> +#include <stdint.h> +#include "nsc.h" + +void nsc_enable_serial(pnp_devfn_t dev, u16 iobase) +{ + pnp_set_logical_device(dev); + pnp_set_enable(dev, 0); + pnp_set_iobase(dev, PNP_IDX_IO0, iobase); + pnp_set_enable(dev, 1); +} |