It is accomplished ...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@10 a95241bf-73f2-0310-859d-f6bbb57e9c96

headers/private/kernel/arch/ppc/cpu.h

@@ -0,0 +1,11 @@
+/* 
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_CPU_H
+#define _PPC_CPU_H
+
+#define PAGE_SIZE 4096
+
+#endif
+

headers/private/kernel/arch/ppc/kernel.h

@@ -0,0 +1,28 @@
+/*
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_KERNEL_H
+#define _PPC_KERNEL_H
+
+// memory layout
+#define KERNEL_BASE 0x80000000
+#define KERNEL_SIZE 0x80000000
+#define KERNEL_TOP  (KERNEL_BASE + (KERNEL_SIZE - 1))
+
+/*
+** User space layout is a little special:
+** The user space does not completely cover the space not covered by the kernel.
+** This is accomplished by starting user space at 1Mb and running to 64kb short of kernel space.
+** The lower 1Mb reserved spot makes it easy to find null pointer references and guarantees a
+** region wont be placed there. The 64kb region assures a user space thread cannot pass
+** a buffer into the kernel as part of a syscall that would cross into kernel space.
+*/
+#define USER_BASE   0x100000
+#define USER_SIZE   (0x80000000 - (0x10000 + 0x100000))
+#define USER_TOP    (USER_BASE + USER_SIZE)
+
+#define USER_STACK_REGION 0x70000000
+#define USER_STACK_REGION_SIZE (USER_BASE + (USER_SIZE - USER_STACK_REGION))
+
+#endif

headers/private/kernel/arch/ppc/ktypes.h

@@ -0,0 +1,11 @@
+/* 
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_KTYPES_H
+#define _PPC_KTYPES_H
+
+typedef unsigned long addr;
+
+#endif
+

headers/private/kernel/arch/ppc/stage2.h

@@ -0,0 +1,19 @@
+/* 
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_STAGE2_H
+#define _PPC_STAGE2_H
+
+#include <boot/stage2_struct.h>
+
+// kernel args
+typedef struct {
+	// architecture specific
+	addr_range page_table; // maps where the page table is located, in physical memory
+	addr_range framebuffer; // maps where the framebuffer is located, in physical memory
+	int screen_x, screen_y, screen_depth;
+} arch_kernel_args;
+
+#endif
+

headers/private/kernel/arch/ppc/stage2_priv.h

@@ -0,0 +1,43 @@
+/*
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _STAGE2_PRIV_H
+#define _STAGE2_PRIV_H
+
+#define LOAD_ADDR 0x100000
+#define BOOTDIR_ADDR 0x101000
+
+int s2_text_init();
+void s2_change_framebuffer_addr(unsigned int address);
+void putchar(char c);
+void puts(char *str);
+int printf(const char *fmt, ...);
+
+int of_init(void *of_entry);
+int of_open(const char *node_name);
+int of_finddevice(const char *dev);
+int of_instance_to_package(int in_handle);
+int of_getprop(int handle, const char *prop, void *buf, int buf_len);
+int of_setprop(int handle, const char *prop, const void *buf, int buf_len);
+int of_read(int handle, void *buf, int buf_len);
+int of_write(int handle, void *buf, int buf_len);
+int of_seek(int handle, long long pos);
+
+int s2_mmu_init();
+void mmu_map_page(unsigned int vsid, unsigned long pa, unsigned long va);;
+void syncicache(void *address, int len);
+
+void s2_faults_init(kernel_args *ka);
+
+void getibats(int bats[8]);
+void setibats(int bats[8]);
+void getdbats(int bats[8]);
+void setdbats(int bats[8]);
+unsigned int *getsdr1();
+void setsdr1(unsigned int sdr);
+unsigned int getsr(int sr);
+unsigned int getmsr();
+void setmsr(unsigned int msr);
+
+#endif

headers/private/kernel/arch/ppc/thread_struct.h

@@ -0,0 +1,18 @@
+/* 
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_THREAD_STRUCT_H
+#define _PPC_THREAD_STRUCT_H
+
+// architecture specific thread info
+struct arch_thread {
+	// stack pointer
+};
+
+struct arch_proc {
+	// nothing here
+};
+
+#endif
+

headers/private/kernel/arch/ppc/types.h

@@ -0,0 +1,18 @@
+/* 
+** Copyright 2001, Travis Geiselbrecht. All rights reserved.
+** Distributed under the terms of the NewOS License.
+*/
+#ifndef _PPC_TYPES_H
+#define _PPC_TYPES_H
+ 
+typedef unsigned long long  uint64;
+typedef long long            int64;
+typedef unsigned int       uint32;
+typedef int                 int32;
+typedef unsigned short     uint16;
+typedef short               int16;
+typedef unsigned char      uint8;
+typedef char                int8;
+
+#endif
+