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added 20ms stall to wait for slave device ready when identify some type of Seagate Hard Disk.
git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@1358 6f19259b-4bc3-4df7-8a09-765794883524
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@ -718,9 +718,11 @@ DetectIDEController (
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//
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//
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//
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// Stall 10ms to wait for slave device ready
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// Stall 20ms to wait for slave device ready if master device not exists
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//
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//
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gBS->Stall (10000);
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if (!MasterDeviceExist) {
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gBS->Stall (20000);
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}
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//
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//
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// select slave
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// select slave
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