@@ -1,64 +1,69 | |||||
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1 | <?xml version="1.0" encoding="UTF-8" standalone="yes" ?> | |
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3 | <FileVersion major="1" minor="6" /> | |
4 | <Project> |
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4 | <Project> | |
5 | <Option title="FSW-rtems" /> |
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5 | <Option title="FSW-rtems" /> | |
6 | <Option pch_mode="2" /> |
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6 | <Option pch_mode="2" /> | |
7 | <Option compiler="sparc_rtems_gcc" /> |
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7 | <Option compiler="sparc_rtems_gcc" /> | |
8 | <Build> |
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8 | <Build> | |
9 | <Target title="Debug"> |
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9 | <Target title="Debug"> | |
10 | <Option output="bin/Debug/fsw" prefix_auto="1" extension_auto="1" /> |
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10 | <Option output="bin/Debug/fsw" prefix_auto="1" extension_auto="1" /> | |
11 | <Option object_output="obj/Debug/" /> |
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11 | <Option object_output="obj/Debug/" /> | |
12 | <Option type="1" /> |
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12 | <Option type="1" /> | |
13 | <Option compiler="sparc_rtems_gcc_compiler" /> |
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13 | <Option compiler="sparc_rtems_gcc_compiler" /> | |
14 | <Compiler> |
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14 | <Compiler> | |
15 | <Add option="-fexpensive-optimizations" /> |
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15 | <Add option="-fexpensive-optimizations" /> | |
16 | <Add option="-O3" /> |
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16 | <Add option="-O3" /> | |
17 | <Add option="-g" /> |
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17 | <Add option="-g" /> | |
18 | <Add directory="../header" /> |
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18 | <Add directory="../header" /> | |
19 | <Add directory="../src" /> |
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19 | <Add directory="../src" /> | |
20 | </Compiler> |
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21 | </Target> |
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21 | </Target> | |
22 | <Target title="Release"> |
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22 | <Target title="Release"> | |
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23 | <Option output="bin/Release/FSW-rtems" prefix_auto="1" extension_auto="1" /> | |
24 | <Option object_output="obj/Release/" /> |
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24 | <Option object_output="obj/Release/" /> | |
25 | <Option type="1" /> |
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26 | <Option compiler="sparc_rtems_gcc" /> |
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26 | <Option compiler="sparc_rtems_gcc" /> | |
27 | <Compiler> |
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27 | <Compiler> | |
28 | <Add option="-O2" /> |
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28 | <Add option="-O2" /> | |
29 | </Compiler> |
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29 | </Compiler> | |
30 | <Linker> |
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30 | <Linker> | |
31 | <Add option="-s" /> |
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32 | </Linker> |
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33 | </Target> |
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33 | </Target> | |
34 | </Build> |
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34 | </Build> | |
35 | <Compiler> |
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35 | <Compiler> | |
36 | <Add option="-Wall" /> |
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36 | <Add option="-Wall" /> | |
37 | </Compiler> |
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37 | </Compiler> | |
38 | <Unit filename="../header/FSW-config.h" /> |
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|||
39 | <Unit filename="../header/FSW-rtems-processing.h" /> |
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40 | <Unit filename="../header/TC_handler.h" /> |
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38 | <Unit filename="../header/ccsds_types.h" /> | |
43 |
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39 | <Unit filename="../header/fsw_init.h" /> | |
44 |
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41 | <Unit filename="../header/fsw_params.h" /> | |||
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43 | <Unit filename="../header/grlib_regs.h" /> | |||
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44 | <Unit filename="../header/tc_handler.h" /> | |||
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45 | <Unit filename="../header/wf_handler.h" /> | |||
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46 | <Unit filename="../src/fsw_globals.c"> | |||
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48 | </Unit> | |
47 |
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51 | </Unit> | |||
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48 | <Option compilerVar="CC" /> |
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53 | <Option compilerVar="CC" /> | |
49 | </Unit> |
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54 | </Unit> | |
50 |
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55 | <Unit filename="../src/fsw_processing.c"> | |
51 | <Option compilerVar="CC" /> |
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56 | <Option compilerVar="CC" /> | |
52 | </Unit> |
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57 | </Unit> | |
53 |
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58 | <Unit filename="../src/tc_handler.c"> | |
54 | <Option compilerVar="CC" /> |
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59 | <Option compilerVar="CC" /> | |
55 | </Unit> |
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60 | </Unit> | |
56 |
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61 | <Unit filename="../src/wf_handler.c"> | |
57 | <Option compilerVar="CC" /> |
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62 | <Option compilerVar="CC" /> | |
58 | </Unit> |
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63 | </Unit> | |
59 | <Extensions> |
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64 | <Extensions> | |
60 | <code_completion /> |
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65 | <code_completion /> | |
61 | <debugger /> |
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66 | <debugger /> | |
62 | </Extensions> |
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67 | </Extensions> | |
63 | </Project> |
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68 | </Project> | |
64 | </CodeBlocks_project_file> |
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69 | </CodeBlocks_project_file> |
@@ -1,31 +1,43 | |||||
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1 | NO CONTENT: modified file, binary diff hidden |
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@@ -1,36 +1,40 | |||||
1 | #ifndef TC_HANDLER_H_INCLUDED |
|
1 | #ifndef TC_HANDLER_H_INCLUDED | |
2 | #define TC_HANDLER_H_INCLUDED |
|
2 | #define TC_HANDLER_H_INCLUDED | |
3 |
|
3 | |||
4 | #include <rtems.h> |
|
4 | #include <rtems.h> | |
5 | #include <stdio.h> |
|
5 | #include <stdio.h> | |
6 | #include <unistd.h> // for the read call |
|
6 | #include <unistd.h> // for the read call | |
7 | #include <sys/ioctl.h> // for the ioctl call |
|
7 | #include <sys/ioctl.h> // for the ioctl call | |
8 | #include <ccsds_types.h> |
|
8 | #include <ccsds_types.h> | |
9 | #include <grspw.h> |
|
9 | #include <grspw.h> | |
10 |
|
10 | |||
11 | extern int fdSPW; |
|
11 | extern int fdSPW; | |
12 | extern rtems_id Task_id[ ]; /* array of task ids */ |
|
12 | extern rtems_id Task_id[ ]; /* array of task ids */ | |
13 |
|
13 | |||
14 | unsigned char currentTC_LEN_RCV[2]; // SHALL be equal to the current TC packet estimated packet length field |
|
14 | unsigned char currentTC_LEN_RCV[2]; // SHALL be equal to the current TC packet estimated packet length field | |
15 | unsigned char currentTC_COMPUTED_CRC[2]; |
|
15 | unsigned char currentTC_COMPUTED_CRC[2]; | |
16 | unsigned int currentTC_LEN_RCV_AsUnsignedInt; |
|
16 | unsigned int currentTC_LEN_RCV_AsUnsignedInt; | |
17 | unsigned int currentTM_length; |
|
17 | unsigned int currentTM_length; | |
18 | unsigned char currentTC_processedFlag; |
|
18 | unsigned char currentTC_processedFlag; | |
19 |
|
19 | |||
|
20 | //********************** | |||
|
21 | // GENERAL USE FUNCTIONS | |||
20 | unsigned int lookUpTableForCRC[256]; |
|
22 | unsigned int lookUpTableForCRC[256]; | |
21 | void InitLookUpTableForCRC(); |
|
23 | void InitLookUpTableForCRC(); | |
22 | void GetCRCAsTwoBytes(unsigned char* data, unsigned char* crcAsTwoBytes, unsigned int sizeOfData); |
|
24 | void GetCRCAsTwoBytes(unsigned char* data, unsigned char* crcAsTwoBytes, unsigned int sizeOfData); | |
23 |
|
25 | |||
|
26 | //********************* | |||
24 | // ACCEPTANCE FUNCTIONS |
|
27 | // ACCEPTANCE FUNCTIONS | |
25 | unsigned char acceptTM(ccsdsTelecommandPacket_t * TMPacket, unsigned int TC_LEN_RCV); |
|
28 | unsigned char acceptTM(ccsdsTelecommandPacket_t * TMPacket, unsigned int TC_LEN_RCV); | |
26 |
|
29 | |||
27 | unsigned char TM_build_header( enum TM_TYPE tm_type, unsigned int SID, unsigned int packetLength, |
|
30 | unsigned char TM_build_header( enum TM_TYPE tm_type, unsigned int SID, unsigned int packetLength, | |
28 | unsigned int coarseTime, unsigned int fineTime, TMHeader_t *TMHeader); |
|
31 | unsigned int coarseTime, unsigned int fineTime, TMHeader_t *TMHeader); | |
29 | unsigned char TM_build_data(ccsdsTelecommandPacket_t *TC, char* data, unsigned int SID, unsigned char *computed_CRC); |
|
32 | unsigned char TM_build_data(ccsdsTelecommandPacket_t *TC, char* data, unsigned int SID, unsigned char *computed_CRC); | |
30 | unsigned int TC_checker(ccsdsTelecommandPacket_t *TC, unsigned int TC_LEN_RCV, |
|
33 | unsigned int TC_checker(ccsdsTelecommandPacket_t *TC, unsigned int TC_LEN_RCV, | |
31 | TMHeader_t *TM_Header, unsigned int *hlen, char *data); |
|
34 | TMHeader_t *TM_Header, unsigned int *hlen, char *data); | |
32 |
|
35 | |||
|
36 | //*********** | |||
33 | // RTEMS TASK |
|
37 | // RTEMS TASK | |
34 | rtems_task spw_recv_task( rtems_task_argument unused ); |
|
38 | rtems_task spw_recv_task( rtems_task_argument unused ); | |
35 |
|
39 | |||
36 | #endif // TC_HANDLER_H_INCLUDED |
|
40 | #endif // TC_HANDLER_H_INCLUDED |
@@ -1,319 +1,331 | |||||
1 | #include <tc_handler.h> |
|
1 | #include <tc_handler.h> | |
2 | #include <fsw_params.h> |
|
2 | #include <fsw_params.h> | |
3 |
|
3 | |||
4 | char *errorCCSDSMsg[8] = { "ILLEGAL_APID 0", |
|
4 | char *errorCCSDSMsg[8] = { "ILLEGAL_APID 0", | |
5 | "WRONG_LEN_PACKET 1", |
|
5 | "WRONG_LEN_PACKET 1", | |
6 | "INCOR_CHECKSUM 2", |
|
6 | "INCOR_CHECKSUM 2", | |
7 | "ILL_TYPE 3", |
|
7 | "ILL_TYPE 3", | |
8 | "ILL_SUBTYPE 4", |
|
8 | "ILL_SUBTYPE 4", | |
9 | "WRONG_APP_DATA 5", |
|
9 | "WRONG_APP_DATA 5", | |
10 | "WRONG_CMD_CODE 6", |
|
10 | "WRONG_CMD_CODE 6", | |
11 | "CCSDS_TM_VALID 7" |
|
11 | "CCSDS_TM_VALID 7" | |
12 | }; |
|
12 | }; | |
13 |
|
13 | |||
|
14 | //********************** | |||
|
15 | // GENERAL USE FUNCTIONS | |||
14 | unsigned int Crc_opt( unsigned char D, unsigned int Chk) |
|
16 | unsigned int Crc_opt( unsigned char D, unsigned int Chk) | |
15 | { |
|
17 | { | |
16 | return(((Chk << 8) & 0xff00)^lookUpTableForCRC [(((Chk >> 8)^D) & 0x00ff)]); |
|
18 | return(((Chk << 8) & 0xff00)^lookUpTableForCRC [(((Chk >> 8)^D) & 0x00ff)]); | |
17 | } |
|
19 | } | |
18 |
|
20 | |||
19 | void InitLookUpTableForCRC() |
|
21 | void InitLookUpTableForCRC() | |
20 | { |
|
22 | { | |
21 | unsigned int i, tmp; |
|
23 | unsigned int i, tmp; | |
22 | for (i=0; i<256; i++) |
|
24 | for (i=0; i<256; i++) | |
23 | { |
|
25 | { | |
24 | tmp = 0; |
|
26 | tmp = 0; | |
25 | if((i & 1) != 0) tmp = tmp ^ 0x1021; |
|
27 | if((i & 1) != 0) tmp = tmp ^ 0x1021; | |
26 | if((i & 2) != 0) tmp = tmp ^ 0x2042; |
|
28 | if((i & 2) != 0) tmp = tmp ^ 0x2042; | |
27 | if((i & 4) != 0) tmp = tmp ^ 0x4084; |
|
29 | if((i & 4) != 0) tmp = tmp ^ 0x4084; | |
28 | if((i & 8) != 0) tmp = tmp ^ 0x8108; |
|
30 | if((i & 8) != 0) tmp = tmp ^ 0x8108; | |
29 | if((i & 16) != 0) tmp = tmp ^ 0x1231; |
|
31 | if((i & 16) != 0) tmp = tmp ^ 0x1231; | |
30 | if((i & 32) != 0) tmp = tmp ^ 0x2462; |
|
32 | if((i & 32) != 0) tmp = tmp ^ 0x2462; | |
31 | if((i & 64) != 0) tmp = tmp ^ 0x48c4; |
|
33 | if((i & 64) != 0) tmp = tmp ^ 0x48c4; | |
32 | if((i & 128) != 0) tmp = tmp ^ 0x9188; |
|
34 | if((i & 128) != 0) tmp = tmp ^ 0x9188; | |
33 | lookUpTableForCRC[i] = tmp; |
|
35 | lookUpTableForCRC[i] = tmp; | |
34 | } |
|
36 | } | |
35 | } |
|
37 | } | |
36 |
|
38 | |||
37 | void GetCRCAsTwoBytes(unsigned char* data, unsigned char* crcAsTwoBytes, unsigned int sizeOfData) |
|
39 | void GetCRCAsTwoBytes(unsigned char* data, unsigned char* crcAsTwoBytes, unsigned int sizeOfData) | |
38 | { |
|
40 | { | |
39 | unsigned int Chk; |
|
41 | unsigned int Chk; | |
40 | int j; |
|
42 | int j; | |
41 | Chk = 0xffff; // reset the syndrom to all ones |
|
43 | Chk = 0xffff; // reset the syndrom to all ones | |
42 | for (j=0; j<sizeOfData; j++) { |
|
44 | for (j=0; j<sizeOfData; j++) { | |
43 | Chk = Crc_opt(data[j], Chk); |
|
45 | Chk = Crc_opt(data[j], Chk); | |
44 | } |
|
46 | } | |
45 | crcAsTwoBytes[0] = (unsigned char) (Chk >> 8); |
|
47 | crcAsTwoBytes[0] = (unsigned char) (Chk >> 8); | |
46 | crcAsTwoBytes[1] = (unsigned char) (Chk & 0x00ff); |
|
48 | crcAsTwoBytes[1] = (unsigned char) (Chk & 0x00ff); | |
47 | } |
|
49 | } | |
48 |
|
50 | |||
|
51 | ||||
|
52 | //********************* | |||
|
53 | // ACCEPTANCE FUNCTIONS | |||
49 | unsigned int TC_checker(ccsdsTelecommandPacket_t *TC, unsigned int TC_LEN_RCV, |
|
54 | unsigned int TC_checker(ccsdsTelecommandPacket_t *TC, unsigned int TC_LEN_RCV, | |
50 | TMHeader_t *TM_Header, unsigned int *hlen, char *data) |
|
55 | TMHeader_t *TM_Header, unsigned int *hlen, char *data) | |
51 | { |
|
56 | { | |
52 | unsigned int code = 0; |
|
57 | unsigned int code = 0; | |
53 | unsigned int data_length = 0; |
|
58 | unsigned int data_length = 0; | |
54 | unsigned char computed_CRC[2]; |
|
59 | unsigned char computed_CRC[2]; | |
55 | unsigned char subtype = 0; |
|
60 | unsigned char subtype = 0; | |
56 |
|
61 | |||
57 | subtype = TC->dataFieldHeader[2]; |
|
62 | subtype = TC->dataFieldHeader[2]; | |
58 | GetCRCAsTwoBytes( (unsigned char*) TC->packetID, computed_CRC, TC_LEN_RCV + 5 ); |
|
63 | GetCRCAsTwoBytes( (unsigned char*) TC->packetID, computed_CRC, TC_LEN_RCV + 5 ); | |
59 | code = acceptTM( TC, TC_LEN_RCV ) ; |
|
64 | code = acceptTM( TC, TC_LEN_RCV ) ; | |
60 | //PRINTF1("in TC_checker *** %s\n", errorCCSDSMsg[code]); |
|
65 | //PRINTF1("in TC_checker *** %s\n", errorCCSDSMsg[code]); | |
61 | if ( (code == 0) | (code == 1) | (code == 2) |
|
66 | if ( (code == 0) | (code == 1) | (code == 2) | |
62 | | (code == 3) | (code == 4) | (code == 5) ) |
|
67 | | (code == 3) | (code == 4) | (code == 5) ) | |
63 | { // generate TM_LFR_TC_EXE_CORRUPTED |
|
68 | { // generate TM_LFR_TC_EXE_CORRUPTED | |
64 | // BUILD HEADER |
|
69 | // BUILD HEADER | |
65 | TM_build_header( TM_LFR_TC_EXE_ERR, SID_EXE_CORR, TM_LEN_EXE_CORR, 0, 0, TM_Header); |
|
70 | TM_build_header( TM_LFR_TC_EXE_ERR, SID_EXE_CORR, TM_LEN_EXE_CORR, 0, 0, TM_Header); | |
66 | // BUILD DATA |
|
71 | // BUILD DATA | |
67 | TM_build_data( TC, data, SID_EXE_CORR, computed_CRC); |
|
72 | TM_build_data( TC, data, SID_EXE_CORR, computed_CRC); | |
68 | data_length = TM_LEN_EXE_CORR + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; |
|
73 | data_length = TM_LEN_EXE_CORR + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; | |
69 | } |
|
74 | } | |
70 | if (subtype == SID_TC_UPDT_TIME){ |
|
75 | if (subtype == SID_TC_UPDT_TIME){ | |
71 | // BUILD HEADER |
|
76 | // BUILD HEADER | |
72 | TM_build_header( TM_LFR_TC_EXE_OK, SID_DEFAULT, TM_LEN_EXE, 0, 0, TM_Header); |
|
77 | TM_build_header( TM_LFR_TC_EXE_OK, SID_DEFAULT, TM_LEN_EXE, 0, 0, TM_Header); | |
73 | // BUILD DATA |
|
78 | // BUILD DATA | |
74 | TM_build_data( TC, data, SID_DEFAULT, computed_CRC); |
|
79 | TM_build_data( TC, data, SID_DEFAULT, computed_CRC); | |
75 | data_length = TM_LEN_NOT_IMP + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; |
|
80 | data_length = TM_LEN_NOT_IMP + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; | |
76 | } |
|
81 | } | |
77 | else { // TM_LFR_TC_EXE_NOT_IMPLEMENTED |
|
82 | else { // TM_LFR_TC_EXE_NOT_IMPLEMENTED | |
78 | // BUILD HEADER |
|
83 | // BUILD HEADER | |
79 | TM_build_header( TM_LFR_TC_EXE_ERR, SID_NOT_IMP, TM_LEN_NOT_IMP, 0, 0, TM_Header); |
|
84 | TM_build_header( TM_LFR_TC_EXE_ERR, SID_NOT_IMP, TM_LEN_NOT_IMP, 0, 0, TM_Header); | |
80 | // BUILD DATA |
|
85 | // BUILD DATA | |
81 | TM_build_data( TC, data, SID_NOT_IMP, computed_CRC); |
|
86 | TM_build_data( TC, data, SID_NOT_IMP, computed_CRC); | |
82 | data_length = TM_LEN_NOT_IMP + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; |
|
87 | data_length = TM_LEN_NOT_IMP + CCSDS_TC_TM_PACKET_OFFSET - TM_HEADER_LEN; | |
83 | } |
|
88 | } | |
84 |
|
89 | |||
85 | return data_length; |
|
90 | return data_length; | |
86 | } |
|
91 | } | |
87 |
|
92 | |||
88 | unsigned char acceptTM(ccsdsTelecommandPacket_t * TMPacket, unsigned int TC_LEN_RCV) |
|
93 | unsigned char acceptTM(ccsdsTelecommandPacket_t * TMPacket, unsigned int TC_LEN_RCV) | |
89 | { |
|
94 | { | |
90 | unsigned char pid = 0; |
|
95 | unsigned char pid = 0; | |
91 | unsigned char category = 0; |
|
96 | unsigned char category = 0; | |
92 | unsigned int length = 0; |
|
97 | unsigned int length = 0; | |
93 | unsigned char packetType = 0; |
|
98 | unsigned char packetType = 0; | |
94 | unsigned char packetSubtype = 0; |
|
99 | unsigned char packetSubtype = 0; | |
95 | unsigned char * CCSDSContent; |
|
100 | unsigned char * CCSDSContent; | |
96 |
|
101 | |||
97 | // APID check *** APID on 2 bytes |
|
102 | // APID check *** APID on 2 bytes | |
98 | pid = ((TMPacket->packetID[0] & 0x07)<<4) + ( (TMPacket->packetID[1]>>4) & 0x0f ); // PID = 11 *** 7 bits xxxxx210 7654xxxx |
|
103 | pid = ((TMPacket->packetID[0] & 0x07)<<4) + ( (TMPacket->packetID[1]>>4) & 0x0f ); // PID = 11 *** 7 bits xxxxx210 7654xxxx | |
99 | category = (TMPacket->packetID[1] & 0x0f); // PACKET_CATEGORY = 12 *** 4 bits xxxxxxxx xxxx3210 |
|
104 | category = (TMPacket->packetID[1] & 0x0f); // PACKET_CATEGORY = 12 *** 4 bits xxxxxxxx xxxx3210 | |
100 | if (pid!=CCSDS_PROCESS_ID) return ILLEGAL_APID; |
|
105 | if (pid!=CCSDS_PROCESS_ID) return ILLEGAL_APID; | |
101 | if (category!=CCSDS_PACKET_CATEGORY) return ILLEGAL_APID; |
|
106 | if (category!=CCSDS_PACKET_CATEGORY) return ILLEGAL_APID; | |
102 |
|
107 | |||
103 | // packet length check |
|
108 | // packet length check | |
104 | length = TMPacket->packetLength[0] * 256 + TMPacket->packetLength[1]; |
|
109 | length = TMPacket->packetLength[0] * 256 + TMPacket->packetLength[1]; | |
105 | if (length != TC_LEN_RCV ) return WRONG_LEN_PACKET; // LEN RCV != SIZE FIELD |
|
110 | if (length != TC_LEN_RCV ) return WRONG_LEN_PACKET; // LEN RCV != SIZE FIELD | |
106 | if (length >= CCSDS_TC_PKT_MAX_SIZE) return WRONG_LEN_PACKET; // check that the packet does not exceed the MAX size |
|
111 | if (length >= CCSDS_TC_PKT_MAX_SIZE) return WRONG_LEN_PACKET; // check that the packet does not exceed the MAX size | |
107 |
|
112 | |||
108 | packetType = TMPacket->dataFieldHeader[1]; |
|
113 | packetType = TMPacket->dataFieldHeader[1]; | |
109 | packetSubtype = TMPacket->dataFieldHeader[2]; |
|
114 | packetSubtype = TMPacket->dataFieldHeader[2]; | |
110 | // service type, subtype and packet length check |
|
115 | // service type, subtype and packet length check | |
111 | if (packetType == 181){ |
|
116 | if (packetType == 181){ | |
112 | switch(packetSubtype){ //subtype, autorized values are 3, 20, 21, 24, 27, 28, 30, 40, 50, 60, 61 |
|
117 | switch(packetSubtype){ //subtype, autorized values are 3, 20, 21, 24, 27, 28, 30, 40, 50, 60, 61 | |
113 | case 3: |
|
118 | case 3: | |
114 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
119 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
115 | break; |
|
120 | break; | |
116 | case 20: |
|
121 | case 20: | |
117 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
122 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
118 | break; |
|
123 | break; | |
119 | case 21: |
|
124 | case 21: | |
120 | if (length!=(20-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
125 | if (length!=(20-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
121 | break; |
|
126 | break; | |
122 | case 24: |
|
127 | case 24: | |
123 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
128 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
124 | break; |
|
129 | break; | |
125 | case 27: |
|
130 | case 27: | |
126 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
131 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
127 | break; |
|
132 | break; | |
128 | case 28: |
|
133 | case 28: | |
129 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
134 | if (length!=(14-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
130 | break; |
|
135 | break; | |
131 | case 30: |
|
136 | case 30: | |
132 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
137 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
133 | break; |
|
138 | break; | |
134 | case 40: |
|
139 | case 40: | |
135 | if (length!=(20-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
140 | if (length!=(20-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
136 | break; |
|
141 | break; | |
137 | case 50: |
|
142 | case 50: | |
138 | if (length!=(50-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
143 | if (length!=(50-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
139 | break; |
|
144 | break; | |
140 | case 60: |
|
145 | case 60: | |
141 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
146 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
142 | break; |
|
147 | break; | |
143 | case 61: |
|
148 | case 61: | |
144 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
149 | if (length!=(12-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
145 | break; |
|
150 | break; | |
146 | default: |
|
151 | default: | |
147 | return ILL_SUBTYPE; |
|
152 | return ILL_SUBTYPE; | |
148 | break; |
|
153 | break; | |
149 | } |
|
154 | } | |
150 | } |
|
155 | } | |
151 | else if (packetType == 9){ |
|
156 | else if (packetType == 9){ | |
152 | if (packetSubtype!=129) return ILL_SUBTYPE; |
|
157 | if (packetSubtype!=129) return ILL_SUBTYPE; | |
153 | if (length!=(18-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; |
|
158 | if (length!=(18-CCSDS_TC_TM_PACKET_OFFSET)) return WRONG_LEN_PACKET; | |
154 | } |
|
159 | } | |
155 | else return ILL_TYPE; |
|
160 | else return ILL_TYPE; | |
156 |
|
161 | |||
157 | // source ID check // Source ID not documented in the ICD |
|
162 | // source ID check // Source ID not documented in the ICD | |
158 |
|
163 | |||
159 | // packet error control, CRC check |
|
164 | // packet error control, CRC check | |
160 | CCSDSContent = (unsigned char*) TMPacket->packetID; |
|
165 | CCSDSContent = (unsigned char*) TMPacket->packetID; | |
161 | GetCRCAsTwoBytes(CCSDSContent, currentTC_COMPUTED_CRC, length + CCSDS_TC_TM_PACKET_OFFSET - 2); // 2 CRC bytes removed from the calculation of the CRC |
|
166 | GetCRCAsTwoBytes(CCSDSContent, currentTC_COMPUTED_CRC, length + CCSDS_TC_TM_PACKET_OFFSET - 2); // 2 CRC bytes removed from the calculation of the CRC | |
162 | if (currentTC_COMPUTED_CRC[0] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -2]) return INCOR_CHECKSUM; |
|
167 | if (currentTC_COMPUTED_CRC[0] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -2]) return INCOR_CHECKSUM; | |
163 | if (currentTC_COMPUTED_CRC[1] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -1]) return INCOR_CHECKSUM; |
|
168 | if (currentTC_COMPUTED_CRC[1] != CCSDSContent[length + CCSDS_TC_TM_PACKET_OFFSET -1]) return INCOR_CHECKSUM; | |
164 |
|
169 | |||
165 | return CCSDS_TM_VALID; |
|
170 | return CCSDS_TM_VALID; | |
166 | } |
|
171 | } | |
167 |
|
172 | |||
168 | unsigned char TM_build_header( enum TM_TYPE tm_type, unsigned int SID, unsigned int packetLength, |
|
173 | unsigned char TM_build_header( enum TM_TYPE tm_type, unsigned int SID, unsigned int packetLength, | |
169 | unsigned int coarseTime, unsigned int fineTime, TMHeader_t *TMHeader) |
|
174 | unsigned int coarseTime, unsigned int fineTime, TMHeader_t *TMHeader) | |
170 | { |
|
175 | { | |
171 | TMHeader->targetLogicalAddress = CCSDS_DESTINATION_ID; |
|
176 | TMHeader->targetLogicalAddress = CCSDS_DESTINATION_ID; | |
172 | TMHeader->protocolIdentifier = 0x02; |
|
177 | TMHeader->protocolIdentifier = 0x02; | |
173 | TMHeader->reserved = 0x00; |
|
178 | TMHeader->reserved = 0x00; | |
174 | TMHeader->userApplication = 0x00; |
|
179 | TMHeader->userApplication = 0x00; | |
175 | TMHeader->packetID[0] = 0x0c; |
|
180 | TMHeader->packetID[0] = 0x0c; | |
176 | TMHeader->packetSequenceControl[0] = 0xc0; |
|
181 | TMHeader->packetSequenceControl[0] = 0xc0; | |
177 | TMHeader->packetSequenceControl[1] = 0x00; |
|
182 | TMHeader->packetSequenceControl[1] = 0x00; | |
178 | TMHeader->packetLength[0] = (unsigned char) (packetLength>>8); |
|
183 | TMHeader->packetLength[0] = (unsigned char) (packetLength>>8); | |
179 | TMHeader->packetLength[1] = (unsigned char) packetLength; |
|
184 | TMHeader->packetLength[1] = (unsigned char) packetLength; | |
180 | TMHeader->dataFieldHeader[0] = 0x10; |
|
185 | TMHeader->dataFieldHeader[0] = 0x10; | |
181 | TMHeader->dataFieldHeader[3] = CCSDS_DESTINATION_ID; |
|
186 | TMHeader->dataFieldHeader[3] = CCSDS_DESTINATION_ID; | |
182 | switch (tm_type){ |
|
187 | switch (tm_type){ | |
183 | case(TM_LFR_TC_EXE_OK): |
|
188 | case(TM_LFR_TC_EXE_OK): | |
184 | TMHeader->packetID[1] = 0xc1; |
|
189 | TMHeader->packetID[1] = 0xc1; | |
185 | TMHeader->dataFieldHeader[1] = 1; // type |
|
190 | TMHeader->dataFieldHeader[1] = 1; // type | |
186 | TMHeader->dataFieldHeader[2] = 7; // subtype |
|
191 | TMHeader->dataFieldHeader[2] = 7; // subtype | |
187 | break; |
|
192 | break; | |
188 | case(TM_LFR_TC_EXE_ERR): |
|
193 | case(TM_LFR_TC_EXE_ERR): | |
189 | TMHeader->packetID[1] = 0xc1; |
|
194 | TMHeader->packetID[1] = 0xc1; | |
190 | TMHeader->dataFieldHeader[1] = 1; // type |
|
195 | TMHeader->dataFieldHeader[1] = 1; // type | |
191 | TMHeader->dataFieldHeader[2] = 8; // subtype |
|
196 | TMHeader->dataFieldHeader[2] = 8; // subtype | |
192 | break; |
|
197 | break; | |
193 | case(TM_LFR_HK): |
|
198 | case(TM_LFR_HK): | |
194 | TMHeader->packetID[1] = 0xc4; |
|
199 | TMHeader->packetID[1] = 0xc4; | |
195 | TMHeader->dataFieldHeader[1] = 3; // type |
|
200 | TMHeader->dataFieldHeader[1] = 3; // type | |
196 | TMHeader->dataFieldHeader[2] = 25; // subtype |
|
201 | TMHeader->dataFieldHeader[2] = 25; // subtype | |
197 | break; |
|
202 | break; | |
198 | case(TM_LFR_SCI): |
|
203 | case(TM_LFR_SCI): | |
199 | TMHeader->packetID[1] = 0xcc; |
|
204 | TMHeader->packetID[1] = 0xcc; | |
200 | TMHeader->dataFieldHeader[1] = 21; // type |
|
205 | TMHeader->dataFieldHeader[1] = 21; // type | |
201 | TMHeader->dataFieldHeader[2] = 3; // subtype |
|
206 | TMHeader->dataFieldHeader[2] = 3; // subtype | |
202 | break; |
|
207 | break; | |
203 | case(TM_LFR_SCI_SBM): |
|
208 | case(TM_LFR_SCI_SBM): | |
204 | TMHeader->packetID[1] = 0xfc; |
|
209 | TMHeader->packetID[1] = 0xfc; | |
205 | TMHeader->dataFieldHeader[1] = 21; // type |
|
210 | TMHeader->dataFieldHeader[1] = 21; // type | |
206 | TMHeader->dataFieldHeader[2] = 3; // subtype |
|
211 | TMHeader->dataFieldHeader[2] = 3; // subtype | |
207 | break; |
|
212 | break; | |
208 | case(TM_LFR_PAR_DUMP): |
|
213 | case(TM_LFR_PAR_DUMP): | |
209 | TMHeader->packetID[1] = 0xc9; |
|
214 | TMHeader->packetID[1] = 0xc9; | |
210 | TMHeader->dataFieldHeader[1] = 181; // type |
|
215 | TMHeader->dataFieldHeader[1] = 181; // type | |
211 | TMHeader->dataFieldHeader[2] = 31; // subtype |
|
216 | TMHeader->dataFieldHeader[2] = 31; // subtype | |
212 | break; |
|
217 | break; | |
213 | default: |
|
218 | default: | |
214 | return 0; |
|
219 | return 0; | |
215 | } |
|
220 | } | |
216 | /*TMHeader->dataFieldHeader[4] = (unsigned char) (coarseTime>>24); |
|
221 | /*TMHeader->dataFieldHeader[4] = (unsigned char) (coarseTime>>24); | |
217 | TMHeader->dataFieldHeader[5] = (unsigned char) (coarseTime>>16); |
|
222 | TMHeader->dataFieldHeader[5] = (unsigned char) (coarseTime>>16); | |
218 | TMHeader->dataFieldHeader[6] = (unsigned char) (coarseTime>>8); |
|
223 | TMHeader->dataFieldHeader[6] = (unsigned char) (coarseTime>>8); | |
219 | TMHeader->dataFieldHeader[7] = (unsigned char) (coarseTime); |
|
224 | TMHeader->dataFieldHeader[7] = (unsigned char) (coarseTime); | |
220 | TMHeader->dataFieldHeader[8] = (unsigned char) (fineTime>>8); |
|
225 | TMHeader->dataFieldHeader[8] = (unsigned char) (fineTime>>8); | |
221 | TMHeader->dataFieldHeader[9] = (unsigned char) (fineTime);*/ |
|
226 | TMHeader->dataFieldHeader[9] = (unsigned char) (fineTime);*/ | |
222 | TMHeader->dataFieldHeader[4] = 0xaa; |
|
227 | TMHeader->dataFieldHeader[4] = 0xaa; | |
223 | TMHeader->dataFieldHeader[5] = 0xbb; |
|
228 | TMHeader->dataFieldHeader[5] = 0xbb; | |
224 | TMHeader->dataFieldHeader[6] = 0xcc; |
|
229 | TMHeader->dataFieldHeader[6] = 0xcc; | |
225 | TMHeader->dataFieldHeader[7] = 0xdd; |
|
230 | TMHeader->dataFieldHeader[7] = 0xdd; | |
226 | TMHeader->dataFieldHeader[8] = 0xee; |
|
231 | TMHeader->dataFieldHeader[8] = 0xee; | |
227 | TMHeader->dataFieldHeader[9] = 0xff; |
|
232 | TMHeader->dataFieldHeader[9] = 0xff; | |
228 | return 1; |
|
233 | return 1; | |
229 | } |
|
234 | } | |
230 |
|
235 | |||
231 | unsigned char TM_build_data(ccsdsTelecommandPacket_t *TC, char* data, unsigned int SID, unsigned char *computed_CRC) |
|
236 | unsigned char TM_build_data(ccsdsTelecommandPacket_t *TC, char* data, unsigned int SID, unsigned char *computed_CRC) | |
232 | { |
|
237 | { | |
233 | unsigned int packetLength; |
|
238 | unsigned int packetLength; | |
234 | packetLength = TC->packetLength[0] * 256 + TC->packetLength[1]; |
|
239 | packetLength = TC->packetLength[0] * 256 + TC->packetLength[1]; | |
235 | switch (SID){ |
|
240 | switch (SID){ | |
236 | case (SID_NOT_EXE): |
|
241 | case (SID_NOT_EXE): | |
237 | break; |
|
242 | break; | |
238 | case (SID_NOT_IMP): |
|
243 | case (SID_NOT_IMP): | |
239 | data[0] = 0x9c; |
|
244 | data[0] = 0x9c; | |
240 | data[1] = 0x42; |
|
245 | data[1] = 0x42; | |
241 | data[2] = TC->packetID[0]; |
|
246 | data[2] = TC->packetID[0]; | |
242 | data[3] = TC->packetID[1]; |
|
247 | data[3] = TC->packetID[1]; | |
243 | data[4] = TC->packetSequenceControl[0]; |
|
248 | data[4] = TC->packetSequenceControl[0]; | |
244 | data[5] = TC->packetSequenceControl[1]; |
|
249 | data[5] = TC->packetSequenceControl[1]; | |
245 | data[6] = TC->dataFieldHeader[1]; // type |
|
250 | data[6] = TC->dataFieldHeader[1]; // type | |
246 | data[7] = TC->dataFieldHeader[2]; // subtype |
|
251 | data[7] = TC->dataFieldHeader[2]; // subtype | |
247 | break; |
|
252 | break; | |
248 | case (SID_EXE_ERR): |
|
253 | case (SID_EXE_ERR): | |
249 | break; |
|
254 | break; | |
250 | case (SID_EXE_CORR): |
|
255 | case (SID_EXE_CORR): | |
251 | data[0] = 0x9c; |
|
256 | data[0] = 0x9c; | |
252 | data[1] = 0x45; |
|
257 | data[1] = 0x45; | |
253 | data[2] = TC->packetID[0]; |
|
258 | data[2] = TC->packetID[0]; | |
254 | data[3] = TC->packetID[1]; |
|
259 | data[3] = TC->packetID[1]; | |
255 | data[4] = TC->packetSequenceControl[0]; |
|
260 | data[4] = TC->packetSequenceControl[0]; | |
256 | data[5] = TC->packetSequenceControl[1]; |
|
261 | data[5] = TC->packetSequenceControl[1]; | |
257 | data[6] = TC->dataFieldHeader[1]; // type |
|
262 | data[6] = TC->dataFieldHeader[1]; // type | |
258 | data[7] = TC->dataFieldHeader[2]; // subtype |
|
263 | data[7] = TC->dataFieldHeader[2]; // subtype | |
259 | data[8] = currentTC_LEN_RCV[0]; |
|
264 | data[8] = currentTC_LEN_RCV[0]; | |
260 | data[9] = currentTC_LEN_RCV[1]; |
|
265 | data[9] = currentTC_LEN_RCV[1]; | |
261 | data[10] = TC->packetLength[0]; |
|
266 | data[10] = TC->packetLength[0]; | |
262 | data[11] = TC->packetLength[1]; |
|
267 | data[11] = TC->packetLength[1]; | |
263 | data[12] = TC->dataAndCRC[packetLength]; |
|
268 | data[12] = TC->dataAndCRC[packetLength]; | |
264 | data[13] = TC->dataAndCRC[packetLength+1]; |
|
269 | data[13] = TC->dataAndCRC[packetLength+1]; | |
265 | data[14] = computed_CRC[0]; |
|
270 | data[14] = computed_CRC[0]; | |
266 | data[15] = computed_CRC[1]; |
|
271 | data[15] = computed_CRC[1]; | |
267 | break; |
|
272 | break; | |
268 | default: |
|
273 | default: | |
269 | return 0; |
|
274 | return 0; | |
270 | } |
|
275 | } | |
271 | return 1; |
|
276 | return 1; | |
272 | } |
|
277 | } | |
273 |
|
278 | |||
|
279 | unsigned char actionLauncher(unsigned int sid) | |||
|
280 | { | |||
|
281 | ||||
|
282 | } | |||
|
283 | ||||
|
284 | //*********** | |||
|
285 | // RTEMS TASK | |||
274 | rtems_task spw_recv_task( rtems_task_argument unused ) |
|
286 | rtems_task spw_recv_task( rtems_task_argument unused ) | |
275 | { |
|
287 | { | |
276 | rtems_status_code status; |
|
288 | rtems_status_code status; | |
277 | int len = 0; |
|
289 | int len = 0; | |
278 | unsigned int i = 0; |
|
290 | unsigned int i = 0; | |
279 | unsigned int data_length = 0; |
|
291 | unsigned int data_length = 0; | |
280 | ccsdsTelecommandPacket_t currentTC; |
|
292 | ccsdsTelecommandPacket_t currentTC; | |
281 | spw_ioctl_pkt_send spw_ioctl_send; |
|
293 | spw_ioctl_pkt_send spw_ioctl_send; | |
282 | TMHeader_t TM_header; |
|
294 | TMHeader_t TM_header; | |
283 | char data[100]; |
|
295 | char data[100]; | |
284 |
|
296 | |||
285 | for(i=0; i<100; i++) data[i] = 0; |
|
297 | for(i=0; i<100; i++) data[i] = 0; | |
286 |
|
298 | |||
287 | PRINTF("In RECV *** \n") |
|
299 | PRINTF("In RECV *** \n") | |
288 |
|
300 | |||
289 | while(1){ |
|
301 | while(1){ | |
290 | len = read(fdSPW, (char*) ¤tTC, CCSDS_TC_PKT_MAX_SIZE); // the call to read is blocking |
|
302 | len = read(fdSPW, (char*) ¤tTC, CCSDS_TC_PKT_MAX_SIZE); // the call to read is blocking | |
291 | if (len == -1){ // error during the read call |
|
303 | if (len == -1){ // error during the read call | |
292 | PRINTF("In RECV *** last read call returned -1\n") |
|
304 | PRINTF("In RECV *** last read call returned -1\n") | |
293 | if (rtems_event_send( Task_id[3], SPW_LINKERR_EVENT ) != RTEMS_SUCCESSFUL) |
|
305 | if (rtems_event_send( Task_id[3], SPW_LINKERR_EVENT ) != RTEMS_SUCCESSFUL) | |
294 | PRINTF("IN RECV *** Error: rtems_event_send SPW_LINKERR_EVENT\n") |
|
306 | PRINTF("IN RECV *** Error: rtems_event_send SPW_LINKERR_EVENT\n") | |
295 | if (rtems_task_suspend(RTEMS_SELF) != RTEMS_SUCCESSFUL) |
|
307 | if (rtems_task_suspend(RTEMS_SELF) != RTEMS_SUCCESSFUL) | |
296 | PRINTF("In RECV *** Error: rtems_task_suspend(RTEMS_SELF)\n") |
|
308 | PRINTF("In RECV *** Error: rtems_task_suspend(RTEMS_SELF)\n") | |
297 | } |
|
309 | } | |
298 | else { |
|
310 | else { | |
299 | //PRINTF1("In RECV *** Got Message of length %d\n", len) |
|
311 | //PRINTF1("In RECV *** Got Message of length %d\n", len) | |
300 | currentTC_LEN_RCV[0] = 0x00; |
|
312 | currentTC_LEN_RCV[0] = 0x00; | |
301 | currentTC_LEN_RCV[1] = (unsigned char) len - CCSDS_TC_TM_PACKET_OFFSET - 3; // build the corresponding packet size field |
|
313 | currentTC_LEN_RCV[1] = (unsigned char) len - CCSDS_TC_TM_PACKET_OFFSET - 3; // build the corresponding packet size field | |
302 | currentTC_LEN_RCV_AsUnsignedInt = (unsigned int) len - CCSDS_TC_TM_PACKET_OFFSET - 3; // => -3 is for Prot ID, Reserved and User App bytes |
|
314 | currentTC_LEN_RCV_AsUnsignedInt = (unsigned int) len - CCSDS_TC_TM_PACKET_OFFSET - 3; // => -3 is for Prot ID, Reserved and User App bytes | |
303 | // CHECK THE TC AND BUILD THE APPROPRIATE TM |
|
315 | // CHECK THE TC AND BUILD THE APPROPRIATE TM | |
304 | data_length = TC_checker(¤tTC, currentTC_LEN_RCV_AsUnsignedInt, |
|
316 | data_length = TC_checker(¤tTC, currentTC_LEN_RCV_AsUnsignedInt, | |
305 | &TM_header, &spw_ioctl_send.hlen, data); |
|
317 | &TM_header, &spw_ioctl_send.hlen, data); | |
306 | spw_ioctl_send.hlen = TM_HEADER_LEN + 4; // + 4 is for the protocole extra header |
|
318 | spw_ioctl_send.hlen = TM_HEADER_LEN + 4; // + 4 is for the protocole extra header | |
307 | spw_ioctl_send.hdr = (char*) &TM_header; |
|
319 | spw_ioctl_send.hdr = (char*) &TM_header; | |
308 | spw_ioctl_send.dlen = data_length; |
|
320 | spw_ioctl_send.dlen = data_length; | |
309 | spw_ioctl_send.data = data; |
|
321 | spw_ioctl_send.data = data; | |
310 | //printf("hlen %d, dlen %d\n", spw_ioctl_send.hlen, spw_ioctl_send.dlen); |
|
322 | //printf("hlen %d, dlen %d\n", spw_ioctl_send.hlen, spw_ioctl_send.dlen); | |
311 | // SEND PACKET |
|
323 | // SEND PACKET | |
312 | status = ioctl( fdSPW, SPACEWIRE_IOCTRL_SEND, &spw_ioctl_send ); |
|
324 | status = ioctl( fdSPW, SPACEWIRE_IOCTRL_SEND, &spw_ioctl_send ); | |
313 | if (status!=RTEMS_SUCCESSFUL) printf("In TC_checker *** Error SPACEWIRE_IOCTRL_SEND\n"); |
|
325 | if (status!=RTEMS_SUCCESSFUL) printf("In TC_checker *** Error SPACEWIRE_IOCTRL_SEND\n"); | |
314 | //PRINTF1("In TC_checker *** packet of size %d sent\n", spw_ioctl_send.sent) |
|
326 | //PRINTF1("In TC_checker *** packet of size %d sent\n", spw_ioctl_send.sent) | |
315 | } |
|
327 | } | |
316 | } |
|
328 | } | |
317 | } |
|
329 | } | |
318 |
|
330 | |||
319 |
|
331 |
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