/* SPDX-License-Identifier: GPL-2.0 */
/* linux/include/linux/scx200.h
Copyright (c) 2001,2002 Christer Weinigel <wingel@nano-system.com>
Defines for the National Semiconductor SCx200 Processors
*/
/* Interesting stuff for the National Semiconductor SCx200 CPU */
extern unsigned scx200_cb_base;
#define scx200_cb_present() (scx200_cb_base!=0 )
/* F0 PCI Header/Bridge Configuration Registers */
#define SCx200_DOCCS_BASE 0 x78 /* DOCCS Base Address Register */
#define SCx200_DOCCS_CTRL 0 x7c /* DOCCS Control Register */
/* GPIO Register Block */
#define SCx200_GPIO_SIZE 0 x2c /* Size of GPIO register block */
/* General Configuration Block */
#define SCx200_CB_BASE_FIXED 0 x9000 /* Base fixed at 0x9000 according to errata? */
/* Watchdog Timer */
#define SCx200_WDT_OFFSET 0 x00 /* offset within configuration block */
#define SCx200_WDT_SIZE 0 x05 /* size */
#define SCx200_WDT_WDTO 0 x00 /* Time-Out Register */
#define SCx200_WDT_WDCNFG 0 x02 /* Configuration Register */
#define SCx200_WDT_WDSTS 0 x04 /* Status Register */
#define SCx200_WDT_WDSTS_WDOVF (1 <<0 ) /* Overflow bit */
/* High Resolution Timer */
#define SCx200_TIMER_OFFSET 0 x08
#define SCx200_TIMER_SIZE 0 x06
/* Clock Generators */
#define SCx200_CLOCKGEN_OFFSET 0 x10
#define SCx200_CLOCKGEN_SIZE 0 x10
/* Pin Multiplexing and Miscellaneous Configuration Registers */
#define SCx200_MISC_OFFSET 0 x30
#define SCx200_MISC_SIZE 0 x10
#define SCx200_PMR 0 x30 /* Pin Multiplexing Register */
#define SCx200_MCR 0 x34 /* Miscellaneous Configuration Register */
#define SCx200_INTSEL 0 x38 /* Interrupt Selection Register */
#define SCx200_IID 0 x3c /* IA On a Chip Identification Number Reg */
#define SCx200_REV 0 x3d /* Revision Register */
#define SCx200_CBA 0 x3e /* Configuration Base Address Register */
#define SCx200_CBA_SCRATCH 0 x64 /* Configuration Base Address Scratchpad */
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