AM79C90 Advanced Micro Devices, AM79C90 Datasheet - Page 53

• Manufacturer Part Number: AM79C90
• Description: CMOS Local Area Network Controller for Ethernet (C-LANCE)
• Manufacturer: Advanced Micro Devices

}
void updateCRC (int bit)
{
}
}
int j;
/* shift CRC and control bit (CRC[32]) */
for (j=32; j>0; j––) CRC[j] = CRC[j–1];
CRC[0] = 0;
/* If bit XOR (control bit) = 1, set CRC = CRC XOR polynomial. */
if (bit ^ CRC[32])
ladrf[byte] |= (1 << (hashcode & 7));
printf (”hashcode = %d (decimal) ladrf[0:63] = ”, hashcode);
for (i=0; i<8; i++)
printf (” (LSB first)\n”);
for (j=0; j<32; j++) CRC[j] ^= poly[j];
printf (”%02X ”, ladrf[i]);
Am79C90
AMD
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