This source file includes following definitions.
- aprp_cpu_index
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8
9 #ifndef _ASM_VPE_H
10 #define _ASM_VPE_H
11
12 #include <linux/init.h>
13 #include <linux/list.h>
14 #include <linux/smp.h>
15 #include <linux/spinlock.h>
16
17 #define VPE_MODULE_NAME "vpe"
18 #define VPE_MODULE_MINOR 1
19
20
21 #ifdef CONFIG_MIPS_VPE_LOADER_TOM
22 #define P_SIZE (2 * 1024 * 1024)
23 #else
24
25 #define P_SIZE (256 * 1024)
26 #endif
27
28 #define MAX_VPES 16
29 #define VPE_PATH_MAX 256
30
31 static inline int aprp_cpu_index(void)
32 {
33 #ifdef CONFIG_MIPS_CMP
34 return setup_max_cpus;
35 #else
36 extern int tclimit;
37 return tclimit;
38 #endif
39 }
40
41 enum vpe_state {
42 VPE_STATE_UNUSED = 0,
43 VPE_STATE_INUSE,
44 VPE_STATE_RUNNING
45 };
46
47 enum tc_state {
48 TC_STATE_UNUSED = 0,
49 TC_STATE_INUSE,
50 TC_STATE_RUNNING,
51 TC_STATE_DYNAMIC
52 };
53
54 struct vpe {
55 enum vpe_state state;
56
57
58 int minor;
59
60
61 void *load_addr;
62 unsigned long len;
63 char *pbuffer;
64 unsigned long plen;
65 char cwd[VPE_PATH_MAX];
66
67 unsigned long __start;
68
69
70 struct list_head tc;
71
72
73 struct list_head list;
74
75
76 void *shared_ptr;
77
78
79 struct list_head notify;
80
81 unsigned int ntcs;
82 };
83
84 struct tc {
85 enum tc_state state;
86 int index;
87
88 struct vpe *pvpe;
89 struct list_head tc;
90 struct list_head list;
91 };
92
93 struct vpe_notifications {
94 void (*start)(int vpe);
95 void (*stop)(int vpe);
96
97 struct list_head list;
98 };
99
100 struct vpe_control {
101 spinlock_t vpe_list_lock;
102 struct list_head vpe_list;
103 spinlock_t tc_list_lock;
104 struct list_head tc_list;
105 };
106
107 extern unsigned long physical_memsize;
108 extern struct vpe_control vpecontrol;
109 extern const struct file_operations vpe_fops;
110
111 int vpe_notify(int index, struct vpe_notifications *notify);
112
113 void *vpe_get_shared(int index);
114 char *vpe_getcwd(int index);
115
116 struct vpe *get_vpe(int minor);
117 struct tc *get_tc(int index);
118 struct vpe *alloc_vpe(int minor);
119 struct tc *alloc_tc(int index);
120 void release_vpe(struct vpe *v);
121
122 void *alloc_progmem(unsigned long len);
123 void release_progmem(void *ptr);
124
125 int vpe_run(struct vpe *v);
126 void cleanup_tc(struct tc *tc);
127
128 int __init vpe_module_init(void);
129 void __exit vpe_module_exit(void);
130 #endif