Subversion Repositories HelenOS-historic

Rev

Rev 420 | Go to most recent revision | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 420 Rev 426
Line 27... Line 27...
27 
 */
 27 
 */
28 
 
 28 
 
29 
#ifndef __sparc64_CONTEXT_H__
 29 
#ifndef __sparc64_CONTEXT_H__
30 
#define __sparc64_CONTEXT_H__
 30 
#define __sparc64_CONTEXT_H__
31 
 
 31 
 
- 
 
 32 
#ifndef __sparc64_TYPES_H__
32 
#include <arch/types.h>
 33 
# include <arch/types.h>
- 
 
 34 
#endif
- 
 
 35 
 
33 
#include <typedefs.h>
 36 
#ifndef __ALIGN_H__
34 
#include <align.h>
 37 
# include <align.h>
- 
 
 38 
#endif
35 
 
 39 
 
- 
 
 40 
#define STACK_ALIGNMENT         8
36 
#define STACK_ITEM_SIZE         8
 41 
#define STACK_ITEM_SIZE         8
37 
 
 42 
 
38 
/*
 43 
/*
39 
 * One item is put onto the stack to support get_stack_base().
 44 
 * One item is put onto the stack to support get_stack_base().
40 
 */
 45 
 */
41 
#define SP_DELTA    (0+STACK_ITEM_SIZE)
 46 
#define SP_DELTA    (0+STACK_ITEM_SIZE)
42 
 
 47 
 
- 
 
 48 
#ifdef context_set
- 
 
 49 
#undef context_set
- 
 
 50 
#endif
- 
 
 51 
 
- 
 
 52 
#define context_set(c, _pc, stack, size)                                                                \
- 
 
 53 
        (c)->pc = ((__address) _pc) - 8;                                                                \
- 
 
 54 
        (c)->sp = ((__address) stack) + (ALIGN((size), STACK_ALIGNMENT) + 1) - SP_DELTA;           
- 
 
 55 
 
43 
/*
 56 
/*
44 
 * Only save registers that must be preserved across
 57 
 * Only save registers that must be preserved across
45 
 * function calls.
 58 
 * function calls.
46 
 */
 59 
 */
47 
struct context {
 60 
struct context {
- 
 
 61 
    __u64 l0;
- 
 
 62 
    __u64 l1;
48 
 
 63 
    __u64 l2;
49 
    __address bsp;
 64 
    __u64 l3;
- 
 
 65 
    __u64 l4;
- 
 
 66 
    __u64 l5;
- 
 
 67 
    __u64 l6;
- 
 
 68 
    __u64 l7;
- 
 
 69 
    __u64 i1;
- 
 
 70 
    __u64 i2;
- 
 
 71 
    __u64 i3;
- 
 
 72 
    __u64 i4;
- 
 
 73 
    __u64 i5;
50 
    __address sp;
 74 
    __address sp;       /* %i6 */
51 
    __address pc;
 75 
    __address pc;       /* %i7 */
52 
    ipl_t ipl;
 76 
    ipl_t ipl;
53 
} __attribute__ ((packed));
 77 
};
54 
 
 78 
 
55 
#endif
 79 
#endif