?? nbring.c
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#include <sys/types.h>#include <stdio.h>#include <stdlib.h>#include <strings.h>#include <sys/ioctl.h>#include <unistd.h>#include <fcntl.h>#include "ixjuser.h"int main(int argc, char *argv[]){ int ixj, dsp, ver, cadence; char pname[80]; if(argc >= 2) sprintf(pname, "/dev/ixj%s", argv[1]); else sprintf(pname, "/dev/ixj0"); ixj = open(pname, O_RDWR); dsp = ioctl(ixj, IXJCTL_DSP_TYPE); ver = ioctl(ixj, IXJCTL_DSP_VERSION); printf("DSP type 0x%x, DSP Version 0x%x\n", dsp, ver); if(argc >= 3) ioctl(ixj, IXJCTL_RING_CADENCE, atoi(argv[2])); ioctl(ixj, IXJCTL_RING_START); printf("Press enter to stop ringing\n"); getchar(); ioctl(ixj, IXJCTL_RING_STOP); close(ixj);}
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