HCR-11 : SATA support phase 1, work in progress AHCI implementation.

Signed-off-by: Amlal El Mahrouss <amlalelmahrouss@icloud.com>

3 files changed, 47 insertions, 110 deletions

diff --git a/Private/NewBoot/BootKit/Arch/AHCI.hxx b/Private/NewBoot/BootKit/Arch/AHCI.hxx
index 2e3739b5..0735baad 100644
--- a/Private/NewBoot/BootKit/Arch/AHCI.hxx
+++ b/Private/NewBoot/BootKit/Arch/AHCI.hxx
@@ -9,4 +9,41 @@
 
 #pragma once
 
+#include <CompilerKit/CompilerKit.hpp>
 #include <Drivers/AHCI/Defines.hxx>
+
+class BDeviceAHCI final {
+ public:
+  explicit BDeviceAHCI() noexcept;
+  ~BDeviceAHCI() = default;
+
+  HCORE_COPY_DEFAULT(BDeviceAHCI);
+
+  struct AHCITraits final {
+    SizeT mBase{1024};
+    Boolean mErr{false};
+    Boolean mDetected{false};
+
+    operator bool() { return !mErr; }
+  };
+
+  operator bool() { return Leak().mDetected; }
+
+  BDeviceAHCI& Read(WideChar* Buf, const SizeT& SecCount);
+  BDeviceAHCI& Write(WideChar* Buf, const SizeT& SecCount);
+
+  AHCITraits& Leak();
+
+ private:
+  AHCITraits mTraits;
+};
+
+enum {
+  kATADevicePATA,
+  kATADeviceSATA,
+  kATADevicePATA_PI,
+  kATADeviceSATA_PI,
+  kATADeviceCount,
+};
+
+#define kATASectorSz 512
diff --git a/Private/NewBoot/BootKit/Arch/ATA.hxx b/Private/NewBoot/BootKit/Arch/ATA.hxx
index 4b4eb399..fd413705 100644
--- a/Private/NewBoot/BootKit/Arch/ATA.hxx
+++ b/Private/NewBoot/BootKit/Arch/ATA.hxx
@@ -9,121 +9,21 @@
 
 #pragma once
 
-#include <CompilerKit/CompilerKit.hpp>
-#include <NewKit/Defines.hpp>
+#include <Drivers/ATA/Defines.hxx>
 
-using namespace HCore;
+Boolean IsATADetected(Void);
 
-// Status register
-#define ATA_SR_BSY 0x80
-#define ATA_SR_DRDY 0x40
-#define ATA_SR_DF 0x20
-#define ATA_SR_DSC 0x10
-#define ATA_SR_DRQ 0x08
-#define ATA_SR_CORR 0x04
-#define ATA_SR_IDX 0x02
-#define ATA_SR_ERR 0x01
-
-// Error register
-#define ATA_ER_BBK 0x80
-#define ATA_ER_UNC 0x40
-#define ATA_ER_MC 0x20
-#define ATA_ER_IDNF 0x10
-#define ATA_ER_MCR 0x08
-#define ATA_ER_ABRT 0x04
-#define ATA_ER_TK0NF 0x02
-#define ATA_ER_AMNF 0x01
-
-#define ATA_CMD_READ_PIO 0x20
-#define ATA_CMD_READ_PIO_EXT 0x24
-#define ATA_CMD_READ_DMA 0xC8
-#define ATA_CMD_READ_DMA_EXT 0x25
-#define ATA_CMD_WRITE_PIO 0x30
-#define ATA_CMD_WRITE_PIO_EXT 0x34
-#define ATA_CMD_WRITE_DMA 0xCA
-#define ATA_CMD_WRITE_DMA_EXT 0x35
-#define ATA_CMD_CACHE_FLUSH 0xE7
-#define ATA_CMD_CACHE_FLUSH_EXT 0xEA
-#define ATA_CMD_PACKET 0xA0
-#define ATA_CMD_IDENTIFY_PACKET 0xA1
-#define ATA_CMD_IDENTIFY 0xEC
-
-#define ATA_IDENT_DEVICE_TYPE 0
-#define ATA_IDENT_CYLINDERS 2
-#define ATA_IDENT_HEADS 6
-#define ATA_IDENT_SECTORS 12
-#define ATA_IDENT_SERIAL 20
-#define ATA_IDENT_MODEL 54
-#define ATA_IDENT_CAPABILITIES 98
-#define ATA_IDENT_FIELDVALID 106
-#define ATA_IDENT_MAX_LBA 120
-#define ATA_IDENT_COMMANDSETS 164
-#define ATA_IDENT_MAX_LBA_EXT 200
-
-#define ATA_MASTER 0x00
-#define ATA_SLAVE 0x01
-
-// Register
-#define ATA_REG_DATA 0x00
-#define ATA_REG_ERROR 0x01
-#define ATA_REG_FEATURES 0x01
-#define ATA_REG_SEC_COUNT0 0x02
-#define ATA_REG_LBA0 0x03
-#define ATA_REG_LBA1 0x04
-#define ATA_REG_LBA2 0x05
-#define ATA_REG_HDDEVSEL 0x06
-#define ATA_REG_COMMAND 0x07
-#define ATA_REG_STATUS 0x07
-#define ATA_REG_SEC_COUNT1 0x08
-#define ATA_REG_LBA3 0x09
-#define ATA_REG_LBA4 0x0A
-#define ATA_REG_LBA5 0x0B
-#define ATA_REG_CONTROL 0x0C
-#define ATA_REG_ALT_STATUS 0x0C
-#define ATA_REG_DEV_ADDRESS 0x0D
-
-#define ATA_PRIMARY_IO 0x1F0
-#define ATA_SECONDARY_IO 0x170
-#define ATA_PRIMARY_DCR_AS 0x3F6
-#define ATA_SECONDARY_DCR_AS 0x376
-
-// Irq
-#define ATA_PRIMARY_IRQ 14
-#define ATA_SECONDARY_IRQ 15
-
-// Channels
-#define ATA_PRIMARY 0x00
-#define ATA_SECONDARY 0x01
-
-#define ATA_CYL_LOW 4
-#define ATA_CYL_HIGH 5
-
-// IO Direction
-#define ATA_READ 0x00
-#define ATA_WRITE 0x013
-
-#define ATA_PRIMARY_SEL 0xA0
-#define ATA_SECONDARY_SEL 0xB0
-
-// ATA Helpers
-#define ATA_ADDRESS1(x) (x + 3)
-#define ATA_ADDRESS2(x) (x + 4)
-#define ATA_ADDRESS3(x) (x + 5)
-#define ATA_COMMAND(x) (x + 7)
-
-Boolean ATAIsDetected(Void);
-
-class BATADevice final {
+class BDeviceATA final {
  public:
   enum {
     kPrimary = ATA_PRIMARY_IO,
     kSecondary = ATA_SECONDARY_IO,
   };
 
-  explicit BATADevice() noexcept;
-  ~BATADevice() = default;
+  explicit BDeviceATA() noexcept;
+  ~BDeviceATA() = default;
 
-  HCORE_COPY_DEFAULT(BATADevice);
+  HCORE_COPY_DEFAULT(BDeviceATA);
 
   struct ATATraits final {
     SizeT mBase{1024};
@@ -134,10 +34,10 @@ class BATADevice final {
     operator bool() { return !mErr; }
   };
 
-  operator bool() { return ATAIsDetected(); }
+  operator bool() { return IsATADetected(); }
 
-  BATADevice& Read(WideChar* Buf, const SizeT& SecCount);
-  BATADevice& Write(WideChar* Buf, const SizeT& SecCount);
+  BDeviceATA& Read(WideChar* Buf, const SizeT& SecCount);
+  BDeviceATA& Write(WideChar* Buf, const SizeT& SecCount);
 
   ATATraits& Leak();
 
diff --git a/Private/NewBoot/BootKit/BootKit.hxx b/Private/NewBoot/BootKit/BootKit.hxx
index d1584d8a..45f54cb4 100644
--- a/Private/NewBoot/BootKit/BootKit.hxx
+++ b/Private/NewBoot/BootKit/BootKit.hxx
@@ -85,7 +85,7 @@ class BFileReader final {
   Int32 mErrorCode{kOperationOkay};
   CharacterType mPath[kPathLen];
   BTextWriter mWriter;
-  BATADevice mDevice;
+  BDeviceATA mDevice;
   bool mCached{false};
 };