/* 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 0x78 /* DOCCS Base Address Register */
#define SCx200_DOCCS_CTRL 0x7c /* DOCCS Control Register */
#define SCx200_GPIO_SIZE 0x2c /* Size of GPIO register block */
/* General Configuration Block */
-#define SCx200_CB_BASE 0x9000 /* Base fixed at 0x9000 according to errata */
+#define SCx200_CB_BASE_FIXED 0x9000 /* Base fixed at 0x9000 according to errata? */
/* Watchdog Timer */
#define SCx200_WDT_OFFSET 0x00 /* offset within configuration block */
/* High Resolution Timer */
#define SCx200_TIMER_OFFSET 0x08
-#define SCx200_TIMER_SIZE 0x05
+#define SCx200_TIMER_SIZE 0x06
/* Clock Generators */
#define SCx200_CLOCKGEN_OFFSET 0x10
#define SCx200_IID 0x3c /* IA On a Chip Identification Number Reg */
#define SCx200_REV 0x3d /* Revision Register */
#define SCx200_CBA 0x3e /* Configuration Base Address Register */
-
-/* Verify that the configuration block really is there */
-#define scx200_cb_probe(base) (inw((base) + SCx200_CBA) == (base))
-
-/*
- Local variables:
- compile-command: "make -C ../.. bzImage modules"
- c-basic-offset: 8
- End:
-*/
+#define SCx200_CBA_SCRATCH 0x64 /* Configuration Base Address Scratchpad */