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comparison cos/kernel/kernel.h @ 16:ddefe6d97cd7

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Merged
author windel-eee
date Fri, 18 Nov 2011 14:41:53 +0100
parents a58904747019
children f3e3e0e9c4bc
comparison
equal deleted inserted replaced
15:de004f808e56 16:ddefe6d97cd7
1 #ifndef KERNEL_H
2 #define KERNEL_H
3
4 // Include common functions, available to all!
5 #define NULL ((void*)0)
6
7 // Type defs:
8 typedef unsigned int uint32_t;
9 typedef unsigned long long uint64_t;
10 typedef unsigned short ushort_t;
11 typedef unsigned char uchar_t;
12 typedef unsigned int uint_t;
13 typedef unsigned long ulong_t;
14 typedef unsigned long long ulonglong_t;
15 typedef unsigned long off_t;
16 typedef unsigned long size_t;
17
18 void printf(const char* fmt, ... );
19 void memset(void* ptr, uint32_t value, uint32_t num);
20 void memcpy(void* dst, void* src, uint32_t num);
21
22 struct IDT_entry {
23 unsigned char b[8];
24 };
25
26 // memory alloc functions:
27 void* malloc(size_t size);
28 void free(void* ptr);
29
30 void clear_screen();
31 void init_screen();
32 void print_string(const char *);
33
34 // For IO ports:
35 unsigned char inb(unsigned short);
36 void outb(unsigned short, unsigned char);
37
38 // ASM helper:
39 int loadIDT(struct IDT_entry *table, unsigned short size);
40 void halt(void);
41
42 void setupIDT(void);
43 void PICremap(void);
44 // Assembler util functions:
45 void enableinterrupts(void);
46 void callint49(void);
47 void doCPUID(int eax, int *ebx, int *ecx, int *edx);
48
49 // Keyboard driver:
50 void keyboardDriverUpdate(unsigned char scancode);
51 void timerDriverUpdate(void);
52
53 // Memory functions:
54 void mappage(uint32_t address);
55
56 int querymode(void);
57 int getcs(void);
58 void loadPageTable(void* tableAddress);
59 void enablePaging(void);
60
61 // Variable argument list things:
62 #define va_start(v,l) __builtin_va_start(v,l)
63 #define va_end(v) __builtin_va_end(v)
64 #define va_arg(v,l) __builtin_va_arg(v,l)
65 typedef __builtin_va_list va_list;
66
67 struct multiboot_aout_symbol_table {
68 uint32_t tabsize;
69 uint32_t strsize, addr, reserved;
70 };
71
72 struct multiboot_info {
73 uint32_t flags; // Multiboot flags / version
74 uint32_t mem_lower; // available memory from BIOS
75 uint32_t mem_upper;
76 uint32_t boot_device;
77 uint32_t cmdline; // COmmand line
78 uint32_t mods_count;
79 uint32_t mods_addr;
80 union {
81 struct multiboot_aout_symbol_table aout_sym;
82 } u;
83
84 uint32_t mmap_length;
85 uint32_t mmap_addr;
86 };
87
88 struct memory_map {
89 uint32_t size;
90 uint32_t baselow, basehigh;
91 uint32_t lenlow, lenhigh;
92 uint32_t type;
93 };
94
95 typedef struct {
96 char name[32]; // Name of the console
97 unsigned char screendata[80*25]; // All chars in the console!
98 } console_t;
99
100 typedef struct {
101 uint32_t esp;
102 uint32_t ss;
103 uint32_t kstack;
104 uint32_t ustack;
105 uint32_t cr3;
106
107 uint32_t number;
108 uint32_t parent;
109 uint32_t owner;
110 uint32_t groups;
111 uint32_t timetorun;
112 uint32_t sleep;
113 uint32_t priority;
114 uint32_t filehandle;
115 char naam[32];
116
117 console_t *console;
118 } programma_t;
119
120 #endif
121