summaryrefslogtreecommitdiff
path: root/linux-user/arm/target_syscall.h
blob: ea863db0b9fe2c8aefef35340a6d254df0666369 (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
#ifndef TARGET_SYSCALL_H
#define TARGET_SYSCALL_H

/* this struct defines the way the registers are stored on the
   stack during a system call. */

struct target_pt_regs {
    abi_long uregs[18];
};

#define ARM_cpsr	uregs[16]
#define ARM_pc		uregs[15]
#define ARM_lr		uregs[14]
#define ARM_sp		uregs[13]
#define ARM_ip		uregs[12]
#define ARM_fp		uregs[11]
#define ARM_r10		uregs[10]
#define ARM_r9		uregs[9]
#define ARM_r8		uregs[8]
#define ARM_r7		uregs[7]
#define ARM_r6		uregs[6]
#define ARM_r5		uregs[5]
#define ARM_r4		uregs[4]
#define ARM_r3		uregs[3]
#define ARM_r2		uregs[2]
#define ARM_r1		uregs[1]
#define ARM_r0		uregs[0]
#define ARM_ORIG_r0	uregs[17]

#define ARM_SYSCALL_BASE	0x900000
#define ARM_THUMB_SYSCALL	0

#define ARM_NR_BASE	  0xf0000
#define ARM_NR_breakpoint (ARM_NR_BASE + 1)
#define ARM_NR_cacheflush (ARM_NR_BASE + 2)
#define ARM_NR_set_tls	  (ARM_NR_BASE + 5)

#define ARM_NR_semihosting	  0x123456
#define ARM_NR_thumb_semihosting  0xAB

#if defined(TARGET_WORDS_BIGENDIAN)
#define UNAME_MACHINE "armv5teb"
#else
#define UNAME_MACHINE "armv5tel"
#endif
#define UNAME_MINIMUM_RELEASE "2.6.32"

#define TARGET_CLONE_BACKWARDS

#define TARGET_MINSIGSTKSZ 2048
#define TARGET_MLOCKALL_MCL_CURRENT 1
#define TARGET_MLOCKALL_MCL_FUTURE  2

#endif  /* TARGET_SYSCALL_H */