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authorAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2025-03-20 15:24:53 +0100
committerAmlal El Mahrouss <amlal.elmahrouss@icloud.com>2025-03-20 15:24:53 +0100
commitb3795cedd8f6409f52157f34e9acc8af9143e320 (patch)
tree8d5492572b90f6122f75f5f9365d58007a244e6b /dev/Kernel/HALKit/AMD64
parentd1b7d34c43ec463815c448e7677fc64ec936504a (diff)
AHCI-Generic.cc: Disk Driver builtin improvements.
- Poll for CR in ahci_enable_and_probe. - Init NeFS, not an AHCI device for portability. Signed-off-by: Amlal El Mahrouss <amlal.elmahrouss@icloud.com>
Diffstat (limited to 'dev/Kernel/HALKit/AMD64')
-rw-r--r--dev/Kernel/HALKit/AMD64/HalKernelMain.cc2
-rw-r--r--dev/Kernel/HALKit/AMD64/Storage/AHCI+Generic.cc10
2 files changed, 10 insertions, 2 deletions
diff --git a/dev/Kernel/HALKit/AMD64/HalKernelMain.cc b/dev/Kernel/HALKit/AMD64/HalKernelMain.cc
index 0e2247ad..e87e6fb1 100644
--- a/dev/Kernel/HALKit/AMD64/HalKernelMain.cc
+++ b/dev/Kernel/HALKit/AMD64/HalKernelMain.cc
@@ -94,7 +94,7 @@ EXTERN_C void hal_init_platform(
EXTERN_C NeOS::Void hal_real_init(NeOS::Void) noexcept
{
- auto dev = NeOS::sk_init_ahci_device(NO);
+ NeOS::NeFS::fs_init_nefs();
NeOS::HAL::mp_get_cores(kHandoverHeader->f_HardwareTables.f_VendorPtr);
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;