Merged in MHR-18 (pull request #8)

MHR-18: A lot of fixes and improvements, mostly related to disk I/O and kernel stability.

7 files changed, 44 insertions, 31 deletions

diff --git a/Private/NewBoot/Source/HEL/AMD64/BootATA.cxx b/Private/NewBoot/Source/HEL/AMD64/BootATA.cxx
index 8ab7dc20..d6b5542c 100644
--- a/Private/NewBoot/Source/HEL/AMD64/BootATA.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/BootATA.cxx
@@ -88,7 +88,7 @@ ATAInit_Retry:
   boot_ata_wait_io(IO);
 
   for (SizeT indexData = 0ul; indexData < kATADataLen; ++indexData) {
-    kATAData[indexData] = In8(IO + ATA_REG_DATA);
+    kATAData[indexData] = In16(IO + ATA_REG_DATA);
   }
 
   OutBus =
@@ -107,18 +107,22 @@ Void boot_ata_read(UInt64 Lba, UInt16 IO, UInt8 Master, CharacterTypeUTF8* Buf,
   boot_ata_select(IO);
 
   Out8(IO + ATA_REG_HDDEVSEL, (Command) | (((Lba) >> 24) & 0x0F));
-  Out8(IO + ATA_REG_SEC_COUNT0, 1);
+
+  Out8(IO + ATA_REG_SEC_COUNT0, 2);
 
   Out8(IO + ATA_REG_LBA0, (Lba));
   Out8(IO + ATA_REG_LBA1, (Lba) >> 8);
   Out8(IO + ATA_REG_LBA2, (Lba) >> 16);
-  Out8(IO + ATA_REG_LBA4, (Lba) >> 24);
+  Out8(IO + ATA_REG_LBA3, (Lba) >> 24);
 
   Out8(IO + ATA_REG_COMMAND, ATA_CMD_READ_PIO);
 
+  boot_ata_wait_io(IO);
+
   for (SizeT IndexOff = 0; IndexOff < Size; ++IndexOff) {
     boot_ata_wait_io(IO);
     Buf[IndexOff] = In16(IO + ATA_REG_DATA);
+    boot_ata_wait_io(IO);
   }
 }
 
@@ -130,18 +134,22 @@ Void boot_ata_write(UInt64 Lba, UInt16 IO, UInt8 Master, CharacterTypeUTF8* Buf,
   boot_ata_select(IO);
 
   Out8(IO + ATA_REG_HDDEVSEL, (Command) | (((Lba) >> 24) & 0x0F));
-  Out8(IO + ATA_REG_SEC_COUNT0, 1);
+
+  Out8(IO + ATA_REG_SEC_COUNT0, 2);
 
   Out8(IO + ATA_REG_LBA0, (Lba));
   Out8(IO + ATA_REG_LBA1, (Lba) >> 8);
   Out8(IO + ATA_REG_LBA2, (Lba) >> 16);
-  Out8(IO + ATA_REG_LBA4, (Lba) >> 24);
+  Out8(IO + ATA_REG_LBA3, (Lba) >> 24);
 
   Out8(IO + ATA_REG_COMMAND, ATA_CMD_WRITE_PIO);
 
+  boot_ata_wait_io(IO);
+
   for (SizeT IndexOff = 0; IndexOff < Size; ++IndexOff) {
     boot_ata_wait_io(IO);
     Out16(IO + ATA_REG_DATA, Buf[IndexOff]);
+    boot_ata_wait_io(IO);
   }
 }
 
@@ -188,7 +196,7 @@ BootDeviceATA& BootDeviceATA::Read(CharacterTypeUTF8* Buf, const SizeT& SectorSz
 
   if (!Buf || SectorSz < 1) return *this;
 
-  auto lba = this->Leak().mBase / BootDeviceATA::kSectorSize;
+  auto lba = this->Leak().mBase / SectorSz;
 
   boot_ata_read(lba, this->Leak().mBus, this->Leak().mMaster,
                 Buf, SectorSz, this->Leak().mSize);
@@ -211,7 +219,7 @@ BootDeviceATA& BootDeviceATA::Write(CharacterTypeUTF8* Buf, const SizeT& SectorS
 
   if (!Buf || SectorSz < 1) return *this;
 
-  auto lba = this->Leak().mBase / BootDeviceATA::kSectorSize;
+  auto lba = this->Leak().mBase / SectorSz;
 
   boot_ata_write(lba, this->Leak().mBus, this->Leak().mMaster,
                 Buf, SectorSz, this->Leak().mSize);
diff --git a/Private/NewBoot/Source/HEL/AMD64/BootMain.cxx b/Private/NewBoot/Source/HEL/AMD64/BootMain.cxx
index 558bf001..2939c182 100644
--- a/Private/NewBoot/Source/HEL/AMD64/BootMain.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/BootMain.cxx
@@ -12,6 +12,7 @@
 #include <NewKit/Macros.hpp>
 #include <BootKit/BootKit.hxx>
 #include <NewKit/Ref.hpp>
+#include <FirmwareKit/Handover.hxx>
 #include <cstring>
 
 /// make the compiler shut up.
@@ -21,13 +22,11 @@
 
 /** Graphics related. */
 
-EXTERN_C Void hal_init_platform(HEL::HandoverInformationHeader* HIH);
-
 STATIC EfiGraphicsOutputProtocol* kGop = nullptr;
 STATIC UInt16 kStride = 0U;
 STATIC EfiGUID kGopGuid;
 
-EXTERN_C Void rt_jump_to_address(VoidPtr blob);
+EXTERN_C Void hal_init_platform(HEL::HandoverInformationHeader* HIH);
 
 /**
     @brief Finds and stores the GOP.
@@ -66,7 +65,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
   writer.Write(L"Mahrouss-Logic (R) New Boot: ")
       .Write(BVersionString::Shared());
 
-  writer.Write(L"\r\nNewBoot: Firmware Vendor: ")
+  writer.Write(L"\r\nNew Boot: Firmware Vendor: ")
       .Write(SystemTable->FirmwareVendor)
       .Write(L"\r\n");
 
@@ -76,6 +75,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
   UInt32* SzDesc = new UInt32();
   UInt32* RevDesc = new UInt32();
 
+  *MapKey = 0;
   *SizePtr = sizeof(EfiMemoryDescriptor);
 
   HEL::HandoverInformationHeader* handoverHdrPtr = new HEL::HandoverInformationHeader();
@@ -125,19 +125,12 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
   ToolboxClearRsrc();
 
-  EfiPhysicalAddress* whereAddress =
-        reinterpret_cast<EfiPhysicalAddress*>(kBootVirtualAddress);
-
   BS->GetMemoryMap(SizePtr, Descriptor, MapKey, SzDesc, RevDesc);
 
   handoverHdrPtr->f_PhysicalStart = (VoidPtr)Descriptor->PhysicalStart;
 
-  handoverHdrPtr->f_FirmwareSpecific[0] = Descriptor->Attribute;
-  handoverHdrPtr->f_FirmwareSpecific[1] = Descriptor->Kind;
-
-
-  BS->AllocatePages(EfiAllocateType::AllocateAnyPages,
-                    EfiMemoryType::EfiConventionalMemory, 1, whereAddress);
+  handoverHdrPtr->f_FirmwareSpecific[HEL::kHandoverSpecificAttrib] = Descriptor->Attribute;
+  handoverHdrPtr->f_FirmwareSpecific[HEL::kHandoverSpecificKind] = Descriptor->Kind;
 
   handoverHdrPtr->f_VirtualStart = (VoidPtr)Descriptor->VirtualStart;
   handoverHdrPtr->f_VirtualSize = Descriptor->NumberOfPages; /* # of pages */
@@ -170,7 +163,9 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
   BDiskFormatFactory<BootDeviceATA> diskFormatter;
 
-  if (!diskFormatter) {
+  /// if not formated yet, then format it with the following folders:
+  /// /, /Boot, /Applications.
+  if (!diskFormatter.IsPartitionValid()) {
     BDiskFormatFactory<BootDeviceATA>::BFileDescriptor rootDesc{0};
 
     memcpy(rootDesc.fFileName, "/", strlen("/"));
@@ -178,6 +173,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
     rootDesc.fBlobSz = BootDeviceATA::kSectorSize;
     rootDesc.fBlob = new Char[rootDesc.fBlobSz];
+    rootDesc.fParent = &rootDesc;
 
     memset(rootDesc.fBlob, 0, rootDesc.fBlobSz);
 
@@ -195,6 +191,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
     bootDesc.fBlobSz = BootDeviceATA::kSectorSize;
     bootDesc.fBlob = new Char[bootDesc.fBlobSz];
+    bootDesc.fParent = &rootDesc;
 
     memset(bootDesc.fBlob, 0, bootDesc.fBlobSz);
 
@@ -213,6 +210,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
     appDesc.fBlobSz = BootDeviceATA::kSectorSize;
     appDesc.fBlob = new Char[appDesc.fBlobSz];
+    appDesc.fParent = &rootDesc;
 
     memset(appDesc.fBlob, 0, appDesc.fBlobSz);
 
@@ -229,7 +227,7 @@ EFI_EXTERN_C EFI_API Int Main(EfiHandlePtr ImageHandle,
 
   EFI::ExitBootServices(*MapKey, ImageHandle);
 
-  hal_init_platform(kHandoverHeader);
+  hal_init_platform(handoverHdrPtr);
 
   EFI::Stop();
 
diff --git a/Private/NewBoot/Source/HEL/AMD64/BootPlatform.cxx b/Private/NewBoot/Source/HEL/AMD64/BootPlatform.cxx
index 2ac90dd8..fa735142 100644
--- a/Private/NewBoot/Source/HEL/AMD64/BootPlatform.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/BootPlatform.cxx
@@ -9,7 +9,7 @@
 #include <BootKit/BootKit.hxx>
 #include "HALKit/AMD64/Processor.hpp"
 
-#if 0
+#ifdef __STANDALONE__
 
 EXTERN_C void rt_hlt() { asm volatile("hlt"); }
 
diff --git a/Private/NewBoot/Source/HEL/AMD64/New+Delete.cxx b/Private/NewBoot/Source/HEL/AMD64/New+Delete.cxx
index 909ccca6..8d811bd9 100644
--- a/Private/NewBoot/Source/HEL/AMD64/New+Delete.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/New+Delete.cxx
@@ -9,7 +9,7 @@
 #include <BootKit/BootKit.hxx>
 #include <cstddef> /* Since we're using GCC for this EFI program. */
 
-#if 0
+#ifdef __STANDALONE__
 
 /// @brief Allocates a new object.
 /// @param sz the size.
diff --git a/Private/NewBoot/Source/HEL/AMD64/Support.cxx b/Private/NewBoot/Source/HEL/AMD64/Support.cxx
index a8e2c275..3a6974bb 100644
--- a/Private/NewBoot/Source/HEL/AMD64/Support.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/Support.cxx
@@ -8,7 +8,7 @@
 #include <FirmwareKit/Handover.hxx>
 #include <BootKit/Vendor/Support.hxx>
 
-#if 0
+#ifdef __STANDALONE__
 
 /// @brief memset definition in C++.
 /// @param dst destination pointer.
@@ -16,8 +16,11 @@
 /// @param len length of of src.
 EXTERN_C VoidPtr memset(void *dst, int byte,
                           long long unsigned int len) {
-  SetMem(dst, byte, len);
-  return dst;
+    for (size_t i = 0UL; i < len; ++i) {
+        ((int*)dst)[i] = byte;
+    }
+
+    return dst;
 }
 
 /// @brief memcpy definition in C++.
@@ -26,8 +29,11 @@ EXTERN_C VoidPtr memset(void *dst, int byte,
 /// @param len length of of src.
 EXTERN_C VoidPtr memcpy(void *dst, const void *src,
                           long long unsigned int len) {
-  CopyMem(dst, src, len);
-  return dst;
+    for (size_t i = 0UL; i < len; ++i){
+        ((int*)dst)[i] = ((int*)src)[i];
+    }
+
+    return dst;
 }
 
 /// @brief strlen definition in C++.
diff --git a/Private/NewBoot/Source/compile_flags.txt b/Private/NewBoot/Source/compile_flags.txt
index e58d7ab9..c74d22b2 100644
--- a/Private/NewBoot/Source/compile_flags.txt
+++ b/Private/NewBoot/Source/compile_flags.txt
@@ -1,3 +1,4 @@
 -std=c++20
 -I../
 -I../../
+-D__NEWOS_AMD64__
diff --git a/Private/NewBoot/Source/makefile b/Private/NewBoot/Source/makefile
index f3a292c5..9f70d903 100644
--- a/Private/NewBoot/Source/makefile
+++ b/Private/NewBoot/Source/makefile
@@ -75,8 +75,8 @@ run-efi-amd64:
 
 .PHONY: epm-img
 epm-img:
-	qemu-img create -f qcow2 $(IMG) 512M
-	qemu-img create -f qcow2 $(IMG_2) 512M
+	qemu-img create -f raw $(IMG) 512M
+	qemu-img create -f raw $(IMG_2) 512M
 
 .PHONY: download-edk
 download-edk: