PATA module extension for ATA/RAID controller SIL680

[CGC Bungetzianu]

The controller SIL680 has the same register layout as other pata controllers.
Only the PCI ID of the device is different. With minimal changes it can be integrated.

Catalin


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< #define GRUB_SIL680_PCIID 0x06801095
<
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<   int sil680 = 0;
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<   else if( pciid == GRUB_SIL680_PCIID)
<     {
<       sil680 = 1;
<     }
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<   if (!cs5536 && !sil680 && (class >> 16 != 0x0101))
---
>   if (!cs5536 && (class >> 16 != 0x0101))
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<       else if (sil680)
<     compat = 1;