Headers (unfinished) for an m68k port (yes I do know it's useless, it's just for the l33t factor).

Based on ppc/x86 headers from r22648. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@22649 a95241bf-73f2-0310-859d-f6bbb57e9c96
2007-10-21 23:42:09 +00:00
parent fe2aaee7ec
commit 0b2adc3d8e
20 changed files with 914 additions and 0 deletions
@@ -0,0 +1,34 @@
+/*
+** Copyright 2003, Axel Dörfler, [email protected]. All rights reserved.
+** Distributed under the terms of the OpenBeOS License.
+*/
+#ifndef KERNEL_ARCH_M68K_KERNEL_ARGS_H
+#define KERNEL_ARCH_M68K_KERNEL_ARGS_H
+
+#ifndef KERNEL_BOOT_KERNEL_ARGS_H
+#	error This file is included from <boot/kernel_args.h> only
+#endif
+
+#define _PACKED __attribute__((packed))
+
+//#define MAX_VIRTUAL_RANGES_TO_KEEP	32
+
+// kernel args
+typedef struct {
+	// architecture specific
+	uint64		cpu_frequency;
+	uint64		bus_frequency;
+	uint64		time_base_frequency;
+
+	addr_range	page_table;		// virtual address and size of the page table
+	addr_range	exception_handlers;
+	addr_range	framebuffer;		// maps where the framebuffer is located, in physical memory
+	int 		screen_x, screen_y, screen_depth;
+
+	// The virtual ranges we want to keep in the kernel. E.g. those belonging
+	// to the Open Firmware.
+//	uint32		num_virtual_ranges_to_keep;
+//	addr_range	virtual_ranges_to_keep[MAX_VIRTUAL_RANGES_TO_KEEP];
+} arch_kernel_args;
+
+#endif	/* KERNEL_ARCH_M68K_KERNEL_ARGS_H */