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annotate gsm-fw/services/ffs/task.h @ 250:3d88461d8284

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beginning of TIFFS IVA documentation
author Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
date Fri, 31 Jan 2014 07:37:39 +0000
parents 3ebe6409e8bc
children
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1 /******************************************************************************
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2 * Flash File System (ffs)
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3 * Idea, design and coding by Mads Meisner-Jensen, mmj@ti.com
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4 *
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5 * ffs task
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6 *
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7 * $Id: task.h 1.23.1.17 Wed, 29 Oct 2003 12:54:27 +0100 tsj $
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8 *
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9 ******************************************************************************/
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10
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11 #include "ffs.h"
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12
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13
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14 #define OS_FREE(addr) rvf_free_buf(addr)
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15 #define OS_MAIL_WAIT(event) rvf_wait(event, 0)
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16 #define OS_MAIL_READ() rvf_read_mbox(RVF_TASK_MBOX_0)
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17 #define OS_MAIL_SEND(dest, data) rvf_send_msg(dest, data);
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18 #define OS_DELAY(time) rvf_delay(time)
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19 #define OS_CREATE_TASK rvf_create_task
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20
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21 #define OS_OK RV_OK
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22 #define OS_TASK_MBOX_0 RVF_TASK_MBOX_0
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23 #define OS_MAIL_EVENT_MASK RVF_TASK_MBOX_0_EVT_MASK
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24 #define T_OS_MB_ID T_RVF_MB_ID
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25
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26 /******************************************************************************
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27 * Globals
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28 ******************************************************************************/
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29
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30 extern T_OS_MB_ID ffs_mb_id;
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31 extern UINT16 ffs_addr_id;
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32 void ffs_task(void);
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33
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34 /******************************************************************************
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35 * Macros
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36 ******************************************************************************/
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37
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38 #define MSG_ALLOC(mail) if ((rvf_get_buf(ffs_mb_id, sizeof(struct ffs_req_s), \
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39 (T_RVF_BUFFER*) &mail)) == RVF_RED) { \
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40 return EFFS_MEMORY; \
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41 }
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42
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43 #define MSG_SEND(mail) if (rvf_send_msg(ffs_addr_id, mail)) { \
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44 return EFFS_MSGSEND; \
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45 }
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46
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47
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48 #define FFS_BLOCKING_CALL_BEGIN() \
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49 int result, error; \
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50 struct ffs_blocking_s fb; \
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51 T_RVF_MUTEX mutex; \
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52 if ((error = ffs_b_begin(&fb, &mutex, &result)) < 0) \
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53 return error;
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54
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55 // The result variable contains the output from the ffs_xx_b()
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56 // function. After the requested task has been executed is the contents in
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57 // result replaced with the output from that task
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58 #define FFS_BLOCKING_CALL_END() \
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59 if ((error = ffs_b_end(&mutex, result)) < 0) \
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60 return error;
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61
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62 /******************************************************************************
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63 * Target Platform Abstraction Functions
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64 ******************************************************************************/
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65
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66 req_id_t request_id_get(void);
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67 void *target_malloc(unsigned int size);
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68
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69
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70 /******************************************************************************
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71 * Types
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72 ******************************************************************************/
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73
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74 // In and output variables to blocking functions
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75 struct ffs_blocking_s {
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76 int *result;
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77 T_RVF_MUTEX *mutex;
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78 };
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79
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80 // Structure of operation request mail sent from targetffs.c to FFS task.
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81 struct ffs_req_s {
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82 T_RV_HDR header;
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83 const char *path;
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84 char *src;
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85 int size;
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86 uint16 value16;
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87 req_id_t request_id;
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88 char cmd;
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89 fd_t fdi;
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90 T_RV_RETURN *cp;
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91 struct ffs_blocking_s *fb;
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92 };
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93
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94 // NOTEME: should we use the indices from tmffs.h instead?
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95 typedef enum FFS_REQ_CMD {
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96 NOP = 0,
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97 PREFORMAT,
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98 FORMAT,
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99 FILE_WRITE,
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100 REMOVE,
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101 RENAME,
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102 MKDIR,
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103 SYMLINK,
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104 FCONTROL,
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105 OPEN,
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106 WRITE,
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107 CLOSE,
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108 SEEK,
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109 TRUNC,
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110 FTRUNC,
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111 FDATASYNC
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112 } ffs_req_e;
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113
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114 effs_t task_file_write(struct ffs_req_s *req);
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115 effs_t task_symlink(struct ffs_req_s *req);
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116 effs_t task_format(struct ffs_req_s *req);
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117 effs_t task_preformat(struct ffs_req_s *req);
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118 effs_t task_mkdir(struct ffs_req_s *req);
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119 effs_t task_remove(struct ffs_req_s *req);
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120 effs_t task_fcontrol(struct ffs_req_s *req);
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121 effs_t task_rename(struct ffs_req_s *p);
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122 fd_t task_open(struct ffs_req_s *req);
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123 int task_write(struct ffs_req_s *req);
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124 effs_t task_close(struct ffs_req_s *req);
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125 int task_seek(struct ffs_req_s *req);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
126 effs_t task_trunc(struct ffs_req_s *req);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
127 effs_t task_ftrunc(struct ffs_req_s *req);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
128 effs_t task_fdatasync(struct ffs_req_s *req);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
129
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
130 effs_t ffs_b_begin(struct ffs_blocking_s *fb, T_RVF_MUTEX *mutex, int *result);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
131 effs_t ffs_b_end(T_RVF_MUTEX *mutex, int result);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
132 void target_free(void *buf);
3ebe6409e8bc gsm-fw/services/ffs: task.c integrated
Michael Spacefalcon <msokolov@ivan.Harhan.ORG>
parents:
diff changeset
133