#include #include #include #include #include char *GetAscii(unsigned int inData[], int offStart, int offEnd); int main(void) { unsigned int diskData[256]; /* Disk data */ unsigned int offset; /* Disk data offset */ int loop; int numDrv; /* Number of IDE hard drives */ union REGS registers; unsigned int biosCyl[2]; /* Cylinders, Heads, Sectors */ unsigned int biosHead[2]; unsigned int biosSec [2]; numDrv = peekb(0x40, 0x75); /* BIOS Data area, Number of Hard disks */ for (loop = 0; loop < numDrv; loop++) { while (inp(0x01f7) != 0x50); /* Wait for controller not busy */ outp(0x01f6, (loop == 0 ? 0xa0 : 0xb0)); /* Get first/second drive */ outp(0x01f7, 0xec); /* Get drive info data */ while (inp(0x1f7) != 0x58); /* Wait for data ready */ for (offset = 0; offset != 256; offset++) /* Read "sector" */ diskData[offset] = inpw(0x1f0); /* Get BIOS drive info */ registers.h.ah = 0x08; /* Get drive info */ registers.h.dl = 0x80 + loop; /* Drive is 80H for Disk 0, 81H for Disk 1 */ int86(0x13, ?isters, ?isters); if (!registers.x.cflag) /* All OK if carry not set */ { biosHead[loop] = registers.h.dh + 1; /* Heads are from 0 */ biosSec[loop] = registers.h.cl & 0x3f; /* sec is bits 5 - 0 */ /* +1 because starts from 0 and +1 for FDISK leaving one out */ biosCyl[loop] = ((registers.h.cl & 0xc0) << 2) + registers.h.ch + 2; } /* end of if */ printf("DRIVE %d:/n", loop); printf("Model Number______________________: %s/n", GetAscii(diskData, 27, 46)); printf("Serial Number_____________________: %s/n", GetAscii(diskData, 10, 19)); printf("Controller Revision Number________: %s/n/n", GetAscii(diskData, 23, 26)); printf("Able to do Double Word Transfer___: %6s/n", (diskData[48] == 0 ? "No" : "Yes")); printf("Controller type___________________: %04X/n", diskData[20]); printf("Controller buffer size (bytes)____: %6u/n", diskData[21] * 512); printf("Number of ECC bytes transferred___: %6u/n", diskData[22]); printf("Number of sectors per interrupt___: %6u/n/n", diskData[47]); printf("Hard Disk Reports/n"); printf("Number of Cylinders (Fixed)_______: %6u/n", diskData[1]); printf("Number of Heads___________________: %6u/n", diskData[3]); printf("Number of Sectors per Track_______: %6u/n/n", diskData[6]); printf("BIOS Reports/n"); printf("Number of Cylinders_______________: %6u/n", biosCyl[loop]); printf("Number of Heads___________________: %6u/n", biosHead[loop]); printf("Number of Sectors per Track_______: %6u/n/n", biosSec[loop]); printf("Press any key to continue.../n/n"); getch(); } /* end of for */ return 0; } /* main() */ char *GetAscii(unsigned int inData[], int offStart, int offEnd) { static char retVal[255]; int loop, loop1; for (loop = offStart, loop1 = 0; loop <= offEnd; loop++) { retVal[loop1++] = (char )(inData[loop] / 256); /* Get High byte */ retVal[loop1++] = (char )(inData[loop] % 256); /* Get Low byte */ } /* end of for */ retVal[loop1] = '/0'; /* Make sure it ends in a NULL character */ return retVal; } /* GetAscii() */  
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