// Environment library
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// Environment library
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// Creates definitions of the special I/O ports used by the
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// Creates definitions of the special I/O ports used by the
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// environment, as well as some utility functions to allow
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// environment, as well as some utility functions to allow
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// programs to print out strings in the test log.
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// programs to print out strings in the test log.
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#ifndef TV80_ENV_H
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#ifndef TV80_ENV_H
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#define TV80_ENV_H
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#define TV80_ENV_H
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sfr at 0x80 sim_ctl_port;
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sfr at 0x80 sim_ctl_port;
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sfr at 0x81 msg_port;
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sfr at 0x81 msg_port;
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sfr at 0x82 timeout_port;
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sfr at 0x82 timeout_port;
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sfr at 0x83 max_timeout_low;
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sfr at 0x83 max_timeout_low;
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sfr at 0x84 max_timeout_high;
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sfr at 0x84 max_timeout_high;
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#define SC_TEST_PASSED 0x01
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#define SC_TEST_PASSED 0x01
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#define SC_TEST_FAILED 0x02
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#define SC_TEST_FAILED 0x02
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#define SC_DUMPON 0x03
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#define SC_DUMPON 0x03
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#define SC_DUMPOFF 0x04
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#define SC_DUMPOFF 0x04
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void print (char *string)
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void print (char *string)
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{
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{
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char *iter;
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char *iter;
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timeout_port = 0x02;
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timeout_port = 0x02;
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timeout_port = 0x01;
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timeout_port = 0x01;
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iter = string;
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iter = string;
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while (*iter != 0) {
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while (*iter != 0) {
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msg_port = *iter++;
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msg_port = *iter++;
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}
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}
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}
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}
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void print_num (int num)
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void print_num (int num)
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{
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{
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int cd = 0;
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int cd = 0;
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int i;
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int i;
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char digits[8];
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char digits[8];
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timeout_port = 0x02;
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timeout_port = 0x02;
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timeout_port = 0x01;
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timeout_port = 0x01;
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while (num > 0) {
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while (num > 0) {
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digits[cd++] = (num % 10) + '0';
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digits[cd++] = (num % 10) + '0';
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num /= 10;
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num /= 10;
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}
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}
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for (i=cd; i>0; i--)
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for (i=cd; i>0; i--)
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msg_port = digits[i-1];
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msg_port = digits[i-1];
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}
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}
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void sim_ctl (unsigned char code)
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void sim_ctl (unsigned char code)
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{
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{
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sim_ctl_port = code;
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sim_ctl_port = code;
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}
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}
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void set_timeout (unsigned int max_timeout)
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void set_timeout (unsigned int max_timeout)
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{
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{
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timeout_port = 0x02;
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timeout_port = 0x02;
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max_timeout_low = (max_timeout & 0xFF);
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max_timeout_low = (max_timeout & 0xFF);
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max_timeout_high = (max_timeout >> 8);
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max_timeout_high = (max_timeout >> 8);
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timeout_port = 0x01;
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timeout_port = 0x01;
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}
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}
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#endif
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#endif
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