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2026-04-15 13:42:16 -04:00

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// Name: Access to non-existent PCI devices should work
// Expect: int => 18446744073709551615
DefinitionBlock ("", "DSDT", 2, "uTEST", "TESTTABL", 0xF0F0F0F0)
{
Device (PCI0) {
Name (_HID, "PNP0A03")
Name (_SEG, 0xDEAD)
Device (XHCI) {
Name (_ADR, 0x00030002)
OperationRegion(HREG, PCI_Config, 0x10, 0xF0)
Field (HREG, ByteAcc, NoLock) {
REG0, 8
}
Field (HREG, WordAcc, NoLock) {
REG1, 16
}
Field (HREG, DWordAcc, NoLock) {
REG2, 32
}
}
}
Method (MAIN, 0, NotSerialized)
{
// Test that writes don't blow up
\PCI0.XHCI.REG0 = 0xFF
\PCI0.XHCI.REG1 = 0xFFFF
\PCI0.XHCI.REG2 = 0xFFFFFFFF
// Reads should return FFs
Return (\PCI0.XHCI.REG0 == 0xFF &&
\PCI0.XHCI.REG1 == 0xFFFF &&
\PCI0.XHCI.REG2 == 0xFFFFFFFF)
}
}