205 lines
7.2 KiB
C
205 lines
7.2 KiB
C
#include "operation.h"
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/* Desc:Set all oper_info elements based on cartridge
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* Pre: buff0 must be initialized
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* Post:oper_info elements loaded
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* Rtn: SUCCESS if no errors
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*/
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int load_oper_info_elements( USBtransfer *transfer, cartridge *cart )
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{
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uint8_t rv[RETURN_BUFF_SIZE];
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uint8_t buff_num = 0; //buffer used to load elements according to shared_dict_operation.h
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uint8_t oper_info[OPER_DATA_NUM_BYTE_ELEMENTS];
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// int i;
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//first make sure buff0 is big enough
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dictionary_call_debug( transfer, DICT_BUFFER, GET_PRI_ELEMENTS, NILL, buff_num,
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USB_IN, rv, RETURN_BUFF_SIZE);
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check( rv[BUFF_LASTIDX] >= OPER_DATA_NUM_BYTE_ELEMENTS,
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"buff0 not large enough to load oper_info. Only %d available, need %d",
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rv[BUFF_LASTIDX], OPER_DATA_NUM_BYTE_ELEMENTS );
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//fill array with oper_info elements then payload to buff0
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//overall type of operation being performed
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oper_info[OPERATION] = PREPARING,
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//mask page_num lower byte to get directly addressable A15:A8 bits
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oper_info[ADDRH_DMASK] = MSK_32KB,
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//shift page_num to right this many bits to get cur bank value
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oper_info[PG2BANK_SHRIGHT] = PG2B_32KB,
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//most significant bit that must be valid for operation (ie A14 SST)
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oper_info[VALID_ADDR_MSB] = 14,
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//unlock sequence SST $5555 0xAA
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//unlock sequence #1 bank number for mapper reg
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oper_info[UNLOCK1_BANK] = 0,
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//unlock sequence #1 A15:A8
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oper_info[UNLOCK1_AH] = 0x55,
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//unlock sequence #1 A7:A0
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oper_info[UNLOCK1_AL] = 0x55,
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//unlock sequence #1 D7:D0
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oper_info[UNLOCK1_DATA] = 0xAA,
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////unlock sequence SST $2AAA 0x55
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//unlock sequence #1 bank number for mapper reg
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oper_info[UNLOCK2_BANK] = 0,
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//unlock sequence #2 A15:A8
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oper_info[UNLOCK2_AH] = 0x2A,
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//unlock sequence #2 A7:A0
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oper_info[UNLOCK2_AL] = 0xAA,
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//unlock sequence #2 D7:D0
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oper_info[UNLOCK2_DATA] = 0x55,
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//command SST byte write $5555 0xA0, SST sector/chip erase $5555 0x80
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//flash command bank (ie bank to write byte write, sector erase cmd)
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oper_info[COMMAND_BANK] = 0,
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//flash command A15:A8
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oper_info[COMMAND_AH] = 0x55,
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//flash command A7:A0
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oper_info[COMMAND_AL] = 0x55,
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///flash command D7:D0 command 1 data (ie SST sect erase 0x80)
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oper_info[COMMAND1_DATA]= 0xA0,
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//flash command D7:D0 command 2 data (ie SST sect erase 0x30)
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oper_info[COMMAND2_DATA]= 0,
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//actual byte operation (ie Byte address bank and addr)
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//current bank value for actual operation to be done (ie write byte)
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oper_info[OPER_BANK] = 0,
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//operation A15:A8 (ie actual byte write address)
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oper_info[OPER_AH] = 0,
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//load byte element data into buff0
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dictionary_call( transfer, DICT_BUFFER, BUFF_PAYLOADN,
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NILL, buff_num, USB_OUT,
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oper_info, OPER_DATA_NUM_BYTE_ELEMENTS);
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//now that elements are in buff0 instruct them to be copied over
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dictionary_call_debug( transfer, DICT_OPER, COPY_BUFF0_TO_ELEMENTS,
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NILL, NILL, USB_IN, NULL, RV_ERR_IDX+1);
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error:
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return ~SUCCESS;
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}
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/* Desc:Set all oper_info elements based on cartridge
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* Pre: buff0 must be initialized
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* Post:oper_info elements loaded
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* Rtn: SUCCESS if no errors
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*/
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int load_oper_info_elements_chr( USBtransfer *transfer, cartridge *cart )
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{
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uint8_t rv[RETURN_BUFF_SIZE];
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uint8_t buff_num = 0; //buffer used to load elements according to shared_dict_operation.h
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uint8_t oper_info[OPER_DATA_NUM_BYTE_ELEMENTS];
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// int i;
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//first make sure buff0 is big enough
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dictionary_call_debug( transfer, DICT_BUFFER, GET_PRI_ELEMENTS, NILL, buff_num,
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USB_IN, rv, RETURN_BUFF_SIZE);
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check( rv[BUFF_LASTIDX] >= OPER_DATA_NUM_BYTE_ELEMENTS,
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"buff0 not large enough to load oper_info. Only %d available, need %d",
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rv[BUFF_LASTIDX], OPER_DATA_NUM_BYTE_ELEMENTS );
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//fill array with oper_info elements then payload to buff0
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//overall type of operation being performed
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oper_info[OPERATION] = PREPARING,
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//mask page_num lower byte to get directly addressable A15:A8 bits
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oper_info[ADDRH_DMASK] = MSK_8KB,
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//shift page_num to right this many bits to get cur bank value
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oper_info[PG2BANK_SHRIGHT] = PG2B_8KB,
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//most significant bit that must be valid for operation (ie A14 SST)
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oper_info[VALID_ADDR_MSB] = 12,
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//unlock sequence SST $5555 0xAA
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//unlock sequence #1 bank number for mapper reg
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oper_info[UNLOCK1_BANK] = 0,
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//unlock sequence #1 A15:A8
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oper_info[UNLOCK1_AH] = 0x15,
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//unlock sequence #1 A7:A0
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oper_info[UNLOCK1_AL] = 0x55,
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//unlock sequence #1 D7:D0
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oper_info[UNLOCK1_DATA] = 0xAA,
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////unlock sequence SST $2AAA 0x55
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//unlock sequence #1 bank number for mapper reg
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oper_info[UNLOCK2_BANK] = 0,
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//unlock sequence #2 A15:A8
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oper_info[UNLOCK2_AH] = 0x0A,
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//unlock sequence #2 A7:A0
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oper_info[UNLOCK2_AL] = 0xAA,
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//unlock sequence #2 D7:D0
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oper_info[UNLOCK2_DATA] = 0x55,
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//command SST byte write $5555 0xA0, SST sector/chip erase $5555 0x80
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//flash command bank (ie bank to write byte write, sector erase cmd)
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oper_info[COMMAND_BANK] = 0,
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//flash command A15:A8
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oper_info[COMMAND_AH] = 0x15,
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//flash command A7:A0
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oper_info[COMMAND_AL] = 0x55,
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///flash command D7:D0 command 1 data (ie SST sect erase 0x80)
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oper_info[COMMAND1_DATA]= 0xA0,
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//flash command D7:D0 command 2 data (ie SST sect erase 0x30)
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oper_info[COMMAND2_DATA]= 0,
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//actual byte operation (ie Byte address bank and addr)
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//current bank value for actual operation to be done (ie write byte)
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oper_info[OPER_BANK] = 0,
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//operation A15:A8 (ie actual byte write address)
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oper_info[OPER_AH] = 0,
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//load byte element data into buff0
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dictionary_call( transfer, DICT_BUFFER, BUFF_PAYLOADN,
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NILL, buff_num, USB_OUT,
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oper_info, OPER_DATA_NUM_BYTE_ELEMENTS);
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//now that elements are in buff0 instruct them to be copied over
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dictionary_call_debug( transfer, DICT_OPER, COPY_BUFF0_TO_ELEMENTS,
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NILL, NILL, USB_IN, NULL, RV_ERR_IDX+1);
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error:
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return ~SUCCESS;
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}
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/* Desc:Get all oper_info elements
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* Pre: buff0 must be initialized
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* Post:
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* Rtn: SUCCESS if no errors
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*/
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int get_oper_info_elements( USBtransfer *transfer )
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{
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uint8_t oper_info[OPER_DATA_NUM_BYTE_ELEMENTS];
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uint8_t buff_num = 0; //buffer used to load elements according to shared_dict_operation.h
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int i;
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//now that buff0 is filled with junk copy elements over to buff0
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dictionary_call( transfer, DICT_OPER, COPY_ELEMENTS_TO_BUFF0,
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NILL, NILL, USB_IN, NULL, RV_ERR_IDX+1);
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//now read back buff0
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dictionary_call( transfer, DICT_BUFFER, BUFF_PAYLOADN,
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NILL, buff_num, USB_IN,
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oper_info, OPER_DATA_NUM_BYTE_ELEMENTS);
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printf("oper_info:\n");
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for( i=0; i<OPER_DATA_NUM_BYTE_ELEMENTS; i++) {
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printf("%d: %x \t", i, oper_info[i]) ;
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}
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printf("\n");
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return SUCCESS;
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}
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/* Desc:Set operation
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* Pre: buffers are allocated and oper_info elements set ready to start operation
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* Post:operation starts on device
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* Rtn: SUCCESS if no errors
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*/
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int set_operation( USBtransfer *transfer, int operation )
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{
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return dictionary_call( transfer, DICT_OPER, SET_OPERATION, operation,
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NILL, USB_IN, NULL, 1);
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}
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/* Desc:Get opertation
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* Pre:
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* Post:
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* Rtn: SUCCESS if no errors
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*/
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int get_operation( USBtransfer *transfer )
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{
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printf("operation:");
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dictionary_call_debug( transfer, DICT_OPER, GET_OPERATION, NILL, NILL,
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USB_IN, NULL, RV_DATA0_IDX+1);
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return SUCCESS;
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}
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