patch-2.1.80 linux/include/asm-arm/arch-rpc/hardware.h

• Lines: 102
• Date: Tue Jan 20 16:39:42 1998
• Orig file: v2.1.79/linux/include/asm-arm/arch-rpc/hardware.h
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.1.79/linux/include/asm-arm/arch-rpc/hardware.h linux/include/asm-arm/arch-rpc/hardware.h
@@ -0,0 +1,101 @@
+/*
+ * linux/include/asm-arm/arch-rpc/hardware.h
+ *
+ * Copyright (C) 1996 Russell King.
+ *
+ * This file contains the hardware definitions of the RiscPC series machines.
+ */
+
+#ifndef __ASM_ARCH_HARDWARE_H
+#define __ASM_ARCH_HARDWARE_H
+
+/*
+ * What hardware must be present
+ */
+#define HAS_IOMD
+#define HAS_PCIO
+#define HAS_VIDC20
+
+/*
+ * Optional hardware
+ */
+#define HAS_EXPMASK
+
+/*
+ * Physical definitions
+ */
+#define RAM_START		0x10000000
+#define IO_START		0x03000000
+#define SCREEN_START		0x02000000	/* VRAM */
+
+#ifndef __ASSEMBLER__
+
+/*
+ * for use with inb/outb
+ */
+#define VIDC_AUDIO_BASE		0x80140000
+#define VIDC_BASE		0x80100000
+#define IOCEC4IO_BASE		0x8009c000
+#define IOCECIO_BASE		0x80090000
+#define IOMD_BASE		0x80080000
+#define MEMCEC8IO_BASE		0x8000ac00
+#define MEMCECIO_BASE		0x80000000
+
+/*
+ * IO definitions
+ */
+#define EXPMASK_BASE		((volatile unsigned char *)0xe0360000)
+#define IOEB_BASE		((volatile unsigned char *)0xe0350050)
+#define IOC_BASE		((volatile unsigned char *)0xe0200000)
+#define PCIO_FLOPPYDMABASE	((volatile unsigned char *)0xe002a000)
+#define PCIO_BASE		0xe0010000
+
+/*
+ * Mapping areas
+ */
+#define IO_END			0xe0ffffff
+#define IO_BASE			0xe0000000
+#define IO_SIZE			(IO_END - IO_BASE)
+
+/*
+ * Screen mapping information
+ */
+#define SCREEN2_END		0xe0000000
+#define SCREEN2_BASE		0xd8000000
+#define SCREEN1_END		SCREEN2_BASE
+#define SCREEN1_BASE		0xd0000000
+
+/*
+ * Offsets from RAM base
+ */
+#define PARAMS_OFFSET		0x0100
+#define KERNEL_OFFSET		0x8000
+
+/*
+ * RAM definitions
+ */
+#define MAPTOPHYS(x)		(x)
+#define KERNTOPHYS(x)		((unsigned long)(&x))
+#define GET_MEMORY_END(p)	(PAGE_OFFSET + p->u1.s.page_size * \
+						(p->u1.s.pages_in_bank[0] + \
+						 p->u1.s.pages_in_bank[1] + \
+						 p->u1.s.pages_in_bank[2] + \
+						 p->u1.s.pages_in_bank[3]))
+
+#define KERNEL_BASE		(PAGE_OFFSET + KERNEL_OFFSET)
+#define PARAMS_BASE		(PAGE_OFFSET + PARAMS_OFFSET)
+#define Z_PARAMS_BASE		(RAM_START + PARAMS_OFFSET)
+
+#else
+
+#define VIDC_SND_BASE		0xe0500000
+#define VIDC_BASE		0xe0400000
+#define IOMD_BASE		0xe0200000
+#define IOC_BASE		0xe0200000
+#define PCIO_FLOPPYDMABASE	0xe002a000
+#define PCIO_BASE		0xe0010000
+#define IO_BASE			0xe0000000
+
+#endif
+#endif
+