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Kernel Commandline: Remove noacpi & noacpi_aml boot arguments

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Instead of having boot arguments like noacpi & noacpi_aml, we have one
boot argument - acpi='on|off|limited'.
This commit is contained in:
Liav A 2020-02-05 20:38:41 +02:00 • committed by Andreas Kling
commit b5857ceaad
Notes: sideshowbarker 2024-07-19 09:35:39 +09:00
1 changed files with 19 additions and 10 deletions
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29
Kernel/init.cpp
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@ -399,15 +399,24 @@ extern "C" int __cxa_atexit(void (*)(void*), void*, void*)
void setup_acpi()
{
bool complete_acpi_disable = KParams::the().has("noacpi");
bool dynamic_acpi_disable = KParams::the().has("noacpi_aml");
if (complete_acpi_disable) {
ACPIParser::initialize_limited();
} else {
if (!dynamic_acpi_disable) {
ACPIDynamicParser::initialize_without_rsdp();
} else {
ACPIStaticParser::initialize_without_rsdp();
}
if (!KParams::the().has("acpi")) {
ACPIDynamicParser::initialize_without_rsdp();
return;
}
auto acpi = KParams::the().get("acpi");
if (acpi == "off") {
ACPIParser::initialize_limited();
return;
}
if (acpi == "on") {
ACPIDynamicParser::initialize_without_rsdp();
return;
}
if (acpi == "limited") {
ACPIStaticParser::initialize_without_rsdp();
return;
}
kprintf("acpi boot argmuent has an invalid value.\n");
hang();
}