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Even back in the 1990s, there was ACPI. ACPI 1.0 for example dates back to the end of 1996 (of course before then there was drafts): http://uefi.org/sites/defa
by yuhong 10y ago
Even back in the 1990s, there was ACPI. ACPI 1.0 for example dates back to the end of 1996 (of course before then there was drafts): http://uefi.org/sites/default/files/resources/ACPI_1.pdf http://uefi.org/sites/default/files/resources/ACPI_1.pdf But of course ACPI took years to catch on, during which low cost PCs from for example eMachines was coming.