4 * This application provides functions to get/set fan speed / PWM dutycycle.
44 	printf ("Copyright (c) 2009-2015 American Megatrends Inc.\n");	  in ShowUsage()
45 	printf( "Usage : pwmtachtool <device_id> <command-option> <fannum>\n" );  in ShowUsage()
46 	printf( "\t--set-fan-speed:         Set Fan's speed. Takes the RPM value as the last argument\n" );  in ShowUsage()
48 …printf( "\t--set-pwm-dutycycle:         Set Fan's dutycycle. dutycycle_percentage value should be …  in ShowUsage()
49 …printf( "\t--set-pwm-dutycycle-value:   Set Fan's dutycycle. dutycycle_value should be between 0 t…  in ShowUsage()
51 	printf( "\t--get-pwm-dutycycle:		Get Fan's dutycycle\n");  in ShowUsage()
52 	printf( "\t--get-fan-speed:         Get Fan's speed\n" );  in ShowUsage()
53 	printf( "\t--verbose:         Enable Debug messages\n" );  in ShowUsage()
71 		return -1;  in process_arguments()
76 	if( strcmp( argv[ i ], "--set-fan-speed" ) == 0 )  in process_arguments()
80 			printf("need Fan Number and RPM value to process request\n");  in process_arguments()
81 			return -1;  in process_arguments()
87 	else if( strcmp( argv[ i ], "--set-pwm-dutycycle" ) == 0 )  in process_arguments()
91 			printf("need Fan Number and Dutycycle value to process request\n");  in process_arguments()
92 			return -1;  in process_arguments()
98 	else if( strcmp( argv[ i ], "--set-pwm-dutycycle-value" ) == 0 )  in process_arguments()
102 			printf("need Fan Number and Dutycycle value to process request\n");  in process_arguments()
103 			return -1;  in process_arguments()
109 	else if( strcmp( argv[i], "--get-pwm-dutycycle" ) == 0)  in process_arguments()
113 			printf("need PWM Number to process request\n");  in process_arguments()
114 			return -1;  in process_arguments()
120 	else if( strcmp( argv[ i ], "--get-fan-speed" ) == 0 )  in process_arguments()
125 			return -1;  in process_arguments()
131 	else if( strcmp( argv[ i ], "--verbose" ) == 0 )  in process_arguments()
154 		return -1;  in main()
169 			if  ( -1 == Value )  in main()
172 				return -1;  in main()
179 			if ( -1 == Value)  in main()
182 				return -1;  in main()
188 			Verbose   ("Inside Set PWM Dutycycle \n");  in main()
190 			if  ( -1 == Value )  in main()
192 				printf ( "Set PWM Dutycycle Failed \n");   in main()
193 				return -1;  in main()
195 			printf ( "Fan PWM set dutycycle Successfully\n");  in main()
198 			Verbose   ("Inside Set PWM Dutycycle Value\n");  in main()
200 			if  ( -1 == Value )  in main()
202 				printf ( "Set PWM Dutycycle Value Failed \n");   in main()
203 				return -1;  in main()
205 			printf ( "Fan PWM set dutycycle value Successfully\n");  in main()
208 			Verbose   ("Inside Get PWM Dutycycle \n");  in main()
210 			if  ( -1 == Value )  in main()
212 				printf ( "Set PWM Dutycycle Failed \n");   in main()
213 				return -1;  in main()
215 			printf ( "PWM %d Dutycycle is %d\n",fannum, dutycycle);  in main()