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comparison services/ffs/task.h @ 0:75a11d740a02

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initial import of gsm-fw from freecalypso-sw rev 1033:5ab737ac3ad7
author Mychaela Falconia <falcon@freecalypso.org>
date Thu, 09 Jun 2016 00:02:41 +0000
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-1:000000000000 0:75a11d740a02
1 /******************************************************************************
2 * Flash File System (ffs)
3 * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com
4 *
5 * ffs task
6 *
7 * $Id: task.h 1.23.1.17 Wed, 29 Oct 2003 12:54:27 +0100 tsj $
8 *
9 ******************************************************************************/
10
11 #include "ffs.h"
12
13
14 #define OS_FREE(addr) rvf_free_buf(addr)
15 #define OS_MAIL_WAIT(event) rvf_wait(event, 0)
16 #define OS_MAIL_READ() rvf_read_mbox(RVF_TASK_MBOX_0)
17 #define OS_MAIL_SEND(dest, data) rvf_send_msg(dest, data);
18 #define OS_DELAY(time) rvf_delay(time)
19 #define OS_CREATE_TASK rvf_create_task
20
21 #define OS_OK RV_OK
22 #define OS_TASK_MBOX_0 RVF_TASK_MBOX_0
23 #define OS_MAIL_EVENT_MASK RVF_TASK_MBOX_0_EVT_MASK
24 #define T_OS_MB_ID T_RVF_MB_ID
25
26 /******************************************************************************
27 * Globals
28 ******************************************************************************/
29
30 extern T_OS_MB_ID ffs_mb_id;
31 extern UINT16 ffs_addr_id;
32 void ffs_task(void);
33
34 /******************************************************************************
35 * Macros
36 ******************************************************************************/
37
38 #define MSG_ALLOC(mail) if ((rvf_get_buf(ffs_mb_id, sizeof(struct ffs_req_s), \
39 (T_RVF_BUFFER*) &mail)) == RVF_RED) { \
40 return EFFS_MEMORY; \
41 }
42
43 #define MSG_SEND(mail) if (rvf_send_msg(ffs_addr_id, mail)) { \
44 return EFFS_MSGSEND; \
45 }
46
47
48 #define FFS_BLOCKING_CALL_BEGIN() \
49 int result, error; \
50 struct ffs_blocking_s fb; \
51 T_RVF_MUTEX mutex; \
52 if ((error = ffs_b_begin(&fb, &mutex, &result)) < 0) \
53 return error;
54
55 // The result variable contains the output from the ffs_xx_b()
56 // function. After the requested task has been executed is the contents in
57 // result replaced with the output from that task
58 #define FFS_BLOCKING_CALL_END() \
59 if ((error = ffs_b_end(&mutex, result)) < 0) \
60 return error;
61
62 /******************************************************************************
63 * Target Platform Abstraction Functions
64 ******************************************************************************/
65
66 req_id_t request_id_get(void);
67 void *target_malloc(unsigned int size);
68
69
70 /******************************************************************************
71 * Types
72 ******************************************************************************/
73
74 // In and output variables to blocking functions
75 struct ffs_blocking_s {
76 int *result;
77 T_RVF_MUTEX *mutex;
78 };
79
80 // Structure of operation request mail sent from targetffs.c to FFS task.
81 struct ffs_req_s {
82 T_RV_HDR header;
83 const char *path;
84 char *src;
85 int size;
86 uint16 value16;
87 req_id_t request_id;
88 char cmd;
89 fd_t fdi;
90 T_RV_RETURN *cp;
91 struct ffs_blocking_s *fb;
92 };
93
94 // NOTEME: should we use the indices from tmffs.h instead?
95 typedef enum FFS_REQ_CMD {
96 NOP = 0,
97 PREFORMAT,
98 FORMAT,
99 FILE_WRITE,
100 REMOVE,
101 RENAME,
102 MKDIR,
103 SYMLINK,
104 FCONTROL,
105 OPEN,
106 WRITE,
107 CLOSE,
108 SEEK,
109 TRUNC,
110 FTRUNC,
111 FDATASYNC
112 } ffs_req_e;
113
114 effs_t task_file_write(struct ffs_req_s *req);
115 effs_t task_symlink(struct ffs_req_s *req);
116 effs_t task_format(struct ffs_req_s *req);
117 effs_t task_preformat(struct ffs_req_s *req);
118 effs_t task_mkdir(struct ffs_req_s *req);
119 effs_t task_remove(struct ffs_req_s *req);
120 effs_t task_fcontrol(struct ffs_req_s *req);
121 effs_t task_rename(struct ffs_req_s *p);
122 fd_t task_open(struct ffs_req_s *req);
123 int task_write(struct ffs_req_s *req);
124 effs_t task_close(struct ffs_req_s *req);
125 int task_seek(struct ffs_req_s *req);
126 effs_t task_trunc(struct ffs_req_s *req);
127 effs_t task_ftrunc(struct ffs_req_s *req);
128 effs_t task_fdatasync(struct ffs_req_s *req);
129
130 effs_t ffs_b_begin(struct ffs_blocking_s *fb, T_RVF_MUTEX *mutex, int *result);
131 effs_t ffs_b_end(T_RVF_MUTEX *mutex, int result);
132 void target_free(void *buf);
133