Subversion Repositories HelenOS

Rev

Rev 4420 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 4420 Rev 4668
Line 36... Line 36...
36
#define KERN_CUDA_H_
36
#define KERN_CUDA_H_
37
 
37
 
38
#include <ddi/irq.h>
38
#include <ddi/irq.h>
39
#include <arch/types.h>
39
#include <arch/types.h>
40
#include <console/chardev.h>
40
#include <console/chardev.h>
-
 
41
#include <synch/spinlock.h>
41
 
42
 
42
typedef struct {
43
typedef struct {
-
 
44
    uint8_t b;
-
 
45
    uint8_t pad0[0x1ff];
-
 
46
 
-
 
47
    uint8_t a;
-
 
48
    uint8_t pad1[0x1ff];
-
 
49
 
-
 
50
    uint8_t dirb;
-
 
51
    uint8_t pad2[0x1ff];
-
 
52
 
-
 
53
    uint8_t dira;
-
 
54
    uint8_t pad3[0x1ff];
-
 
55
 
-
 
56
    uint8_t t1cl;
-
 
57
    uint8_t pad4[0x1ff];
-
 
58
 
-
 
59
    uint8_t t1ch;
-
 
60
    uint8_t pad5[0x1ff];
-
 
61
 
-
 
62
    uint8_t t1ll;
-
 
63
    uint8_t pad6[0x1ff];
-
 
64
 
-
 
65
    uint8_t t1lh;
-
 
66
    uint8_t pad7[0x1ff];
-
 
67
 
-
 
68
    uint8_t t2cl;
-
 
69
    uint8_t pad8[0x1ff];
-
 
70
 
-
 
71
    uint8_t t2ch;
-
 
72
    uint8_t pad9[0x1ff];
-
 
73
 
-
 
74
    uint8_t sr;
-
 
75
    uint8_t pad10[0x1ff];
-
 
76
 
-
 
77
    uint8_t acr;
-
 
78
    uint8_t pad11[0x1ff];
-
 
79
 
-
 
80
    uint8_t pcr;
-
 
81
    uint8_t pad12[0x1ff];
-
 
82
 
-
 
83
    uint8_t ifr;
-
 
84
    uint8_t pad13[0x1ff];
-
 
85
 
-
 
86
    uint8_t ier;
-
 
87
    uint8_t pad14[0x1ff];
-
 
88
 
-
 
89
    uint8_t anh;
-
 
90
    uint8_t pad15[0x1ff];
43
} cuda_t;
91
} cuda_t;
44
 
92
 
-
 
93
enum {
-
 
94
    CUDA_RCV_BUF_SIZE = 5
-
 
95
};
-
 
96
 
-
 
97
enum cuda_xfer_state {
-
 
98
    cx_listen,
-
 
99
    cx_receive,
-
 
100
    cx_rcv_end,
-
 
101
    cx_send_start,
-
 
102
    cx_send
-
 
103
};
-
 
104
 
45
typedef struct {
105
typedef struct {
46
    irq_t irq;
106
    irq_t irq;
47
    cuda_t *cuda;
107
    cuda_t *cuda;
48
    indev_t *kbrdin;
108
    indev_t *kbrdin;
-
 
109
    uint8_t rcv_buf[CUDA_RCV_BUF_SIZE];
-
 
110
    uint8_t snd_buf[CUDA_RCV_BUF_SIZE];
-
 
111
    size_t bidx;
-
 
112
    size_t snd_bytes;
-
 
113
    enum cuda_xfer_state xstate;
-
 
114
    SPINLOCK_DECLARE(dev_lock);
49
} cuda_instance_t;
115
} cuda_instance_t;
50
 
116
 
51
extern cuda_instance_t *cuda_init(cuda_t *, inr_t, cir_t, void *);
117
extern cuda_instance_t *cuda_init(cuda_t *, inr_t, cir_t, void *);
52
extern void cuda_wire(cuda_instance_t *, indev_t *);
118
extern void cuda_wire(cuda_instance_t *, indev_t *);
53
 
119