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Kernel/Storage: Add AHCI Extended HBA Capabilities

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Luke 2021-03-18 01:03:09 +00:00 • committed by Andreas Kling
parent 64a240f4df
commit b7dd5dc7c3
2 changed files with 23 additions and 1 deletions
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9
Kernel/Storage/AHCIController.cpp
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@ -109,6 +109,7 @@ AHCIController::AHCIController(PCI::Address address)
AHCI::HBADefinedCapabilities AHCIController::capabilities() const
{
u32 capabilities = hba().control_regs.cap;
u32 extended_capabilities = hba().control_regs.cap2;
return (AHCI::HBADefinedCapabilities) {
(capabilities & 0b11111) + 1,
((capabilities >> 8) & 0b11111) + 1,
@ -129,7 +130,13 @@ AHCI::HBADefinedCapabilities AHCIController::capabilities() const
(capabilities & (u32)(AHCI::HBACapabilities::SMPS)) != 0,
(capabilities & (u32)(AHCI::HBACapabilities::SSNTF)) != 0,
(capabilities & (u32)(AHCI::HBACapabilities::SNCQ)) != 0,
(capabilities & (u32)(AHCI::HBACapabilities::S64A)) != 0
(capabilities & (u32)(AHCI::HBACapabilities::S64A)) != 0,
(capabilities & (u32)(AHCI::HBACapabilitiesExtended::BOH)) != 0,
(capabilities & (u32)(AHCI::HBACapabilitiesExtended::NVMP)) != 0,
(extended_capabilities & (u32)(AHCI::HBACapabilitiesExtended::APST)) != 0,
(extended_capabilities & (u32)(AHCI::HBACapabilitiesExtended::SDS)) != 0,
(extended_capabilities & (u32)(AHCI::HBACapabilitiesExtended::SADM)) != 0,
(extended_capabilities & (u32)(AHCI::HBACapabilitiesExtended::DESO)) != 0
};
}