summaryrefslogtreecommitdiff
path: root/kernel/defs.h
blob: 597e5b68736f72c628a85df13e59387f4ed03909 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
struct buf;
struct context;
struct file;
struct inode;
struct pipe;
struct proc;
struct rtcdate;
struct spinlock;
struct sleeplock;
struct stat;
struct superblock;
struct sysframe;

// bio.c
void            binit(void);
struct buf*     bread(uint, uint);
void            brelse(struct buf*);
void            bwrite(struct buf*);

// console.c
void            consoleinit(void);
void            printf(char*, ...);
void            consoleintr(int);
void            panic(char*) __attribute__((noreturn));

// exec.c
int             exec(char*, char**);

// file.c
struct file*    filealloc(void);
void            fileclose(struct file*);
struct file*    filedup(struct file*);
void            fileinit(void);
int             fileread(struct file*, uint64, int n);
int             filestat(struct file*, uint64 addr);
int             filewrite(struct file*, uint64, int n);

// fs.c
void            readsb(int dev, struct superblock *sb);
int             dirlink(struct inode*, char*, uint);
struct inode*   dirlookup(struct inode*, char*, uint*);
struct inode*   ialloc(uint, short);
struct inode*   idup(struct inode*);
void            iinit(int dev);
void            ilock(struct inode*);
void            iput(struct inode*);
void            iunlock(struct inode*);
void            iunlockput(struct inode*);
void            iupdate(struct inode*);
int             namecmp(const char*, const char*);
struct inode*   namei(char*);
struct inode*   nameiparent(char*, char*);
int             readi(struct inode*, int, uint64, uint, uint);
void            stati(struct inode*, struct stat*);
int             writei(struct inode*, int, uint64, uint, uint);

// ramdisk.c
void            ramdiskinit(void);
void            ramdiskintr(void);
void            ramdiskrw(struct buf*);

// ioapic.c
void            ioapicenable(int irq, int cpu);
extern uchar    ioapicid;
void            ioapicinit(void);

// kalloc.c
void*           kalloc(void);
void            kfree(void *);
void            kinit();

// kbd.c
void            kbdintr(void);

// lapic.c
void            cmostime(struct rtcdate *r);
int             lapicid(void);
extern volatile uint*    lapic;
void            lapiceoi(void);
void            lapicinit(void);
void            lapicstartap(uchar, uint);
void            microdelay(int);

// log.c
void            initlog(int dev);
void            log_write(struct buf*);
void            begin_op();
void            end_op();

// mp.c
extern int      ismp;
void            mpinit(void);

// picirq.c
void            picenable(int);
void            picinit(void);

// pipe.c
int             pipealloc(struct file**, struct file**);
void            pipeclose(struct pipe*, int);
int             piperead(struct pipe*, uint64, int);
int             pipewrite(struct pipe*, uint64, int);

//PAGEBREAK: 16
// proc.c
int             cpuid(void);
void            exit(void);
int             fork(void);
int             growproc(int);
pagetable_t     proc_pagetable(struct proc *);
void            proc_freepagetable(pagetable_t, uint64);
int             kill(int);
struct cpu*     mycpu(void);
struct cpu*     getmycpu(void);
struct proc*    myproc();
void            procinit(void);
void            scheduler(void) __attribute__((noreturn));
void            sched(void);
void            setproc(struct proc*);
void            sleep(void*, struct spinlock*);
void            userinit(void);
int             wait(void);
void            wakeup(void*);
void            yield(void);
int             either_copyout(int user_dst, uint64 dst, void *src, uint64 len);
int             either_copyin(void *dst, int user_src, uint64 src, uint64 len);
void            procdump(void);

// swtch.S
void            swtch(struct context*, struct context*);

// spinlock.c
void            acquire(struct spinlock*);
int             holding(struct spinlock*);
void            initlock(struct spinlock*, char*);
void            release(struct spinlock*);
void            push_off(void);
void            pop_off(void);

// sleeplock.c
void            acquiresleep(struct sleeplock*);
void            releasesleep(struct sleeplock*);
int             holdingsleep(struct sleeplock*);
void            initsleeplock(struct sleeplock*, char*);

// string.c
int             memcmp(const void*, const void*, uint);
void*           memmove(void*, const void*, uint);
void*           memset(void*, int, uint);
char*           safestrcpy(char*, const char*, int);
int             strlen(const char*);
int             strncmp(const char*, const char*, uint);
char*           strncpy(char*, const char*, int);

// syscall.c
int             argint(int, int*);
int             argptr(int, uint64*, int);
int             argstr(int, char*, int);
int             argaddr(int, uint64 *);
int             fetchint(uint64, int*);
int             fetchstr(uint64, char*, int);
int             fetchaddr(uint64, uint64*);
void            syscall();

// timer.c
void            timerinit(void);

// trap.c
extern uint     ticks;
void            trapinit(void);
void            trapinithart(void);
extern struct spinlock tickslock;
void            usertrapret(void);

// uart.c
void            uartinit(void);
void            uartintr(void);
void            uartputc(int);
int             uartgetc(void);

// vm.c
void            kvminit(void);
void            kvminithart(void);
pagetable_t     uvmcreate(void);
void            uvminit(pagetable_t, uchar *, uint);
uint64          uvmalloc(pagetable_t, uint64, uint64);
uint64          uvmdealloc(pagetable_t, uint64, uint64);
void            uvmcopy(pagetable_t, pagetable_t, uint64);
void            uvmfree(pagetable_t, uint64);
void            mappages(pagetable_t, uint64, uint64, uint64, int);
void            unmappages(pagetable_t, uint64, uint64, int);
uint64          walkaddr(pagetable_t, uint64);
int             copyout(pagetable_t, uint64, char *, uint64);
int             copyin(pagetable_t, char *, uint64, uint64);
int             copyinstr(pagetable_t pagetable, char *dst, uint64 srcva, uint64 max);

// plic.c
void            plicinit(void);
void            plicinithart(void);
uint64          plic_pending(void);
int             plic_claim(void);
void            plic_complete(int);

// number of elements in fixed-size array
#define NELEM(x) (sizeof(x)/sizeof((x)[0]))