diff options
Diffstat (limited to 'drivers/char/watchdog/i8xx_tco.h')
| -rw-r--r-- | drivers/char/watchdog/i8xx_tco.h | 42 |
1 files changed, 42 insertions, 0 deletions
diff --git a/drivers/char/watchdog/i8xx_tco.h b/drivers/char/watchdog/i8xx_tco.h new file mode 100644 index 000000000000..cc14eb8ac3d6 --- /dev/null +++ b/drivers/char/watchdog/i8xx_tco.h @@ -0,0 +1,42 @@ +/* + * i8xx_tco: TCO timer driver for i8xx chipsets + * + * (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de>, All Rights Reserved. + * http://www.kernelconcepts.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. + * + * Neither kernel concepts nor Nils Faerber admit liability nor provide + * warranty for any of this software. This material is provided + * "AS-IS" and at no charge. + * + * (c) Copyright 2000 kernel concepts <nils@kernelconcepts.de> + * developed for + * Jentro AG, Haar/Munich (Germany) + * + * TCO timer driver for i8xx chipsets + * based on softdog.c by Alan Cox <alan@redhat.com> + * + * For history and the complete list of supported I/O Controller Hub's + * see i8xx_tco.c + */ + + +/* + * Some address definitions for the TCO + */ + +#define TCOBASE ACPIBASE + 0x60 /* TCO base address */ +#define TCO1_RLD TCOBASE + 0x00 /* TCO Timer Reload and Current Value */ +#define TCO1_TMR TCOBASE + 0x01 /* TCO Timer Initial Value */ +#define TCO1_DAT_IN TCOBASE + 0x02 /* TCO Data In Register */ +#define TCO1_DAT_OUT TCOBASE + 0x03 /* TCO Data Out Register */ +#define TCO1_STS TCOBASE + 0x04 /* TCO1 Status Register */ +#define TCO2_STS TCOBASE + 0x06 /* TCO2 Status Register */ +#define TCO1_CNT TCOBASE + 0x08 /* TCO1 Control Register */ +#define TCO2_CNT TCOBASE + 0x0a /* TCO2 Control Register */ + +#define SMI_EN ACPIBASE + 0x30 /* SMI Control and Enable Register */ |