diff options
Diffstat (limited to 'dev/Kernel/HALKit/AMD64/Storage')
| -rw-r--r-- | dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc | 10 |
1 files changed, 9 insertions, 1 deletions
diff --git a/dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc b/dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc index 51db8054..ae0ae239 100644 --- a/dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc +++ b/dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc @@ -73,7 +73,7 @@ STATIC Void drv_compute_disk_ahci() noexcept { kSATASectorCount = 0UL; - const UInt16 kSzIdent = 512; + const UInt16 kSzIdent = kib_cast(1); UInt8 identify_data[kSzIdent] = {0}; @@ -205,6 +205,7 @@ SizeT drv_get_size_ahci() return drv_get_sector_count() * kAHCISectorSize; } +/// @brief Enable Host and probe using the IDENTIFY command. STATIC Void ahci_enable_and_probe() { if (kSATAHba->Bohc & kHBABohcBiosOwned) @@ -213,9 +214,16 @@ STATIC Void ahci_enable_and_probe() while (kSATAHba->Bohc & kHBABohcBiosOwned) { + ; } } + // Poll until ready. + while (kSATAHba->Ports[kSATAIndex].Cmd & kHBAPxCmdCR) + { + ; + } + kSATAHba->Ports[kSATAIndex].Cmd |= kHBAPxCmdFre; kSATAHba->Ports[kSATAIndex].Cmd |= kHBAPxCmdST; |