source: trunk/minix/include/minix/syslib.h@ 9

Last change on this file since 9 was 9, checked in by Mattia Monga, 13 years ago

Minix 3.1.2a
File size: 7.9 KB
Line 
1/* Prototypes for system library functions. */
2
3#ifndef _SYSLIB_H
4#define _SYSLIB_H
5
6#ifndef _TYPES_H
7#include <sys/types.h>
8#endif
9
10#ifndef _IPC_H
11#include <minix/ipc.h>
12#endif
13
14#ifndef _DEVIO_H
15#include <minix/devio.h>
16#endif
17
18/* Forward declaration */
19struct reg86u;
20
21#define SYSTASK SYSTEM
22
23/*==========================================================================*
24 * Minix system library. *
25 *==========================================================================*/
26_PROTOTYPE( int _taskcall, (int who, int syscallnr, message *msgptr));
27
28_PROTOTYPE( int sys_abort, (int how, ...));
29_PROTOTYPE( int sys_enable_iop, (int proc));
30_PROTOTYPE( int sys_exec, (int proc, char *ptr,
31 char *aout, vir_bytes initpc));
32_PROTOTYPE( int sys_fork, (int parent, int child, int *));
33_PROTOTYPE( int sys_newmap, (int proc, struct mem_map *ptr));
34_PROTOTYPE( int sys_exit, (int proc));
35_PROTOTYPE( int sys_trace, (int req, int proc, long addr, long *data_p));
36
37_PROTOTYPE( int sys_privctl, (int proc, int req, int i, void *p));
38_PROTOTYPE( int sys_nice, (int proc, int priority));
39
40_PROTOTYPE( int sys_int86, (struct reg86u *reg86p));
41_PROTOTYPE( int sys_vm_setbuf, (phys_bytes base, phys_bytes size,
42 phys_bytes high));
43_PROTOTYPE( int sys_vm_map, (int proc_nr, int do_map,
44 phys_bytes base, phys_bytes size, phys_bytes offset));
45
46/* Shorthands for sys_sdevio() system call. */
47#define sys_insb(port, proc_nr, buffer, count) \
48 sys_sdevio(DIO_INPUT, port, DIO_BYTE, proc_nr, buffer, count)
49#define sys_insw(port, proc_nr, buffer, count) \
50 sys_sdevio(DIO_INPUT, port, DIO_WORD, proc_nr, buffer, count)
51#define sys_outsb(port, proc_nr, buffer, count) \
52 sys_sdevio(DIO_OUTPUT, port, DIO_BYTE, proc_nr, buffer, count)
53#define sys_outsw(port, proc_nr, buffer, count) \
54 sys_sdevio(DIO_OUTPUT, port, DIO_WORD, proc_nr, buffer, count)
55_PROTOTYPE( int sys_sdevio, (int req, long port, int type, int proc_nr,
56 void *buffer, int count));
57
58/* Clock functionality: get system times or (un)schedule an alarm call. */
59_PROTOTYPE( int sys_times, (int proc_nr, clock_t *ptr));
60_PROTOTYPE(int sys_setalarm, (clock_t exp_time, int abs_time));
61
62/* Shorthands for sys_irqctl() system call. */
63#define sys_irqdisable(hook_id) \
64 sys_irqctl(IRQ_DISABLE, 0, 0, hook_id)
65#define sys_irqenable(hook_id) \
66 sys_irqctl(IRQ_ENABLE, 0, 0, hook_id)
67#define sys_irqsetpolicy(irq_vec, policy, hook_id) \
68 sys_irqctl(IRQ_SETPOLICY, irq_vec, policy, hook_id)
69#define sys_irqrmpolicy(irq_vec, hook_id) \
70 sys_irqctl(IRQ_RMPOLICY, irq_vec, 0, hook_id)
71_PROTOTYPE ( int sys_irqctl, (int request, int irq_vec, int policy,
72 int *irq_hook_id) );
73
74/* Shorthands for sys_vircopy() and sys_physcopy() system calls. */
75#define sys_biosin(bios_vir, dst_vir, bytes) \
76 sys_vircopy(SELF, BIOS_SEG, bios_vir, SELF, D, dst_vir, bytes)
77#define sys_biosout(src_vir, bios_vir, bytes) \
78 sys_vircopy(SELF, D, src_vir, SELF, BIOS_SEG, bios_vir, bytes)
79#define sys_datacopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \
80 sys_vircopy(src_proc, D, src_vir, dst_proc, D, dst_vir, bytes)
81#define sys_textcopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \
82 sys_vircopy(src_proc, T, src_vir, dst_proc, T, dst_vir, bytes)
83#define sys_stackcopy(src_proc, src_vir, dst_proc, dst_vir, bytes) \
84 sys_vircopy(src_proc, S, src_vir, dst_proc, S, dst_vir, bytes)
85_PROTOTYPE(int sys_vircopy, (int src_proc, int src_seg, vir_bytes src_vir,
86 int dst_proc, int dst_seg, vir_bytes dst_vir, phys_bytes bytes));
87
88#define sys_abscopy(src_phys, dst_phys, bytes) \
89 sys_physcopy(NONE, PHYS_SEG, src_phys, NONE, PHYS_SEG, dst_phys, bytes)
90_PROTOTYPE(int sys_physcopy, (int src_proc, int src_seg, vir_bytes src_vir,
91 int dst_proc, int dst_seg, vir_bytes dst_vir, phys_bytes bytes));
92_PROTOTYPE(int sys_memset, (unsigned long pattern,
93 phys_bytes base, phys_bytes bytes));
94
95/* Vectored virtual / physical copy calls. */
96#if DEAD_CODE /* library part not yet implemented */
97_PROTOTYPE(int sys_virvcopy, (phys_cp_req *vec_ptr,int vec_size,int *nr_ok));
98_PROTOTYPE(int sys_physvcopy, (phys_cp_req *vec_ptr,int vec_size,int *nr_ok));
99#endif
100
101_PROTOTYPE(int sys_umap, (int proc_nr, int seg, vir_bytes vir_addr,
102 vir_bytes bytes, phys_bytes *phys_addr));
103_PROTOTYPE(int sys_segctl, (int *index, u16_t *seg, vir_bytes *off,
104 phys_bytes phys, vir_bytes size));
105
106/* Shorthands for sys_getinfo() system call. */
107#define sys_getkmessages(dst) sys_getinfo(GET_KMESSAGES, dst, 0,0,0)
108#define sys_getkinfo(dst) sys_getinfo(GET_KINFO, dst, 0,0,0)
109#define sys_getloadinfo(dst) sys_getinfo(GET_LOADINFO, dst, 0,0,0)
110#define sys_getmachine(dst) sys_getinfo(GET_MACHINE, dst, 0,0,0)
111#define sys_getproctab(dst) sys_getinfo(GET_PROCTAB, dst, 0,0,0)
112#define sys_getprivtab(dst) sys_getinfo(GET_PRIVTAB, dst, 0,0,0)
113#define sys_getproc(dst,nr) sys_getinfo(GET_PROC, dst, 0,0, nr)
114#define sys_getrandomness(dst) sys_getinfo(GET_RANDOMNESS, dst, 0,0,0)
115#define sys_getimage(dst) sys_getinfo(GET_IMAGE, dst, 0,0,0)
116#define sys_getirqhooks(dst) sys_getinfo(GET_IRQHOOKS, dst, 0,0,0)
117#define sys_getirqactids(dst) sys_getinfo(GET_IRQACTIDS, dst, 0,0,0)
118#define sys_getmonparams(v,vl) sys_getinfo(GET_MONPARAMS, v,vl, 0,0)
119#define sys_getschedinfo(v1,v2) sys_getinfo(GET_SCHEDINFO, v1,0, v2,0)
120#define sys_getlocktimings(dst) sys_getinfo(GET_LOCKTIMING, dst, 0,0,0)
121#define sys_getbiosbuffer(virp, sizep) sys_getinfo(GET_BIOSBUFFER, virp, \
122 sizeof(*virp), sizep, sizeof(*sizep))
123_PROTOTYPE(int sys_getinfo, (int request, void *val_ptr, int val_len,
124 void *val_ptr2, int val_len2) );
125
126/* Signal control. */
127_PROTOTYPE(int sys_kill, (int proc, int sig) );
128_PROTOTYPE(int sys_sigsend, (int proc_nr, struct sigmsg *sig_ctxt) );
129_PROTOTYPE(int sys_sigreturn, (int proc_nr, struct sigmsg *sig_ctxt) );
130_PROTOTYPE(int sys_getksig, (int *k_proc_nr, sigset_t *k_sig_map) );
131_PROTOTYPE(int sys_endksig, (int proc_nr) );
132
133/* NOTE: two different approaches were used to distinguish the device I/O
134 * types 'byte', 'word', 'long': the latter uses #define and results in a
135 * smaller implementation, but looses the static type checking.
136 */
137_PROTOTYPE(int sys_voutb, (pvb_pair_t *pvb_pairs, int nr_ports) );
138_PROTOTYPE(int sys_voutw, (pvw_pair_t *pvw_pairs, int nr_ports) );
139_PROTOTYPE(int sys_voutl, (pvl_pair_t *pvl_pairs, int nr_ports) );
140_PROTOTYPE(int sys_vinb, (pvb_pair_t *pvb_pairs, int nr_ports) );
141_PROTOTYPE(int sys_vinw, (pvw_pair_t *pvw_pairs, int nr_ports) );
142_PROTOTYPE(int sys_vinl, (pvl_pair_t *pvl_pairs, int nr_ports) );
143
144/* Shorthands for sys_out() system call. */
145#define sys_outb(p,v) sys_out((p), (unsigned long) (v), DIO_BYTE)
146#define sys_outw(p,v) sys_out((p), (unsigned long) (v), DIO_WORD)
147#define sys_outl(p,v) sys_out((p), (unsigned long) (v), DIO_LONG)
148_PROTOTYPE(int sys_out, (int port, unsigned long value, int type) );
149
150/* Shorthands for sys_in() system call. */
151#define sys_inb(p,v) sys_in((p), (v), DIO_BYTE)
152#define sys_inw(p,v) sys_in((p), (v), DIO_WORD)
153#define sys_inl(p,v) sys_in((p), (v), DIO_LONG)
154_PROTOTYPE(int sys_in, (int port, unsigned long *value, int type) );
155
156/* pci.c */
157_PROTOTYPE( void pci_init, (void) );
158_PROTOTYPE( void pci_init1, (char *name) );
159_PROTOTYPE( int pci_first_dev, (int *devindp, u16_t *vidp, u16_t *didp) );
160_PROTOTYPE( int pci_next_dev, (int *devindp, u16_t *vidp, u16_t *didp) );
161_PROTOTYPE( int pci_find_dev, (U8_t bus, U8_t dev, U8_t func,
162 int *devindp) );
163_PROTOTYPE( void pci_reserve, (int devind) );
164_PROTOTYPE( void pci_ids, (int devind, u16_t *vidp, u16_t *didp) );
165_PROTOTYPE( void pci_rescan_bus, (U8_t busnr) );
166_PROTOTYPE( u8_t pci_attr_r8, (int devind, int port) );
167_PROTOTYPE( u16_t pci_attr_r16, (int devind, int port) );
168_PROTOTYPE( u32_t pci_attr_r32, (int devind, int port) );
169_PROTOTYPE( void pci_attr_w8, (int devind, int port, U8_t value) );
170_PROTOTYPE( void pci_attr_w16, (int devind, int port, U16_t value) );
171_PROTOTYPE( void pci_attr_w32, (int devind, int port, u32_t value) );
172_PROTOTYPE( char *pci_dev_name, (U16_t vid, U16_t did) );
173_PROTOTYPE( char *pci_slot_name, (int devind) );
174
175#endif /* _SYSLIB_H */
176
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