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-rw-r--r--Private/NewBoot/Source/BootMain.cxx38
-rw-r--r--Private/NewBoot/Source/HEL/AMD64/AMD64-AHCI.cxx2
-rw-r--r--Private/NewBoot/Source/HEL/AMD64/AMD64-ATA.cxx49
-rw-r--r--Private/NewBoot/Source/makefile2
4 files changed, 39 insertions, 52 deletions
diff --git a/Private/NewBoot/Source/BootMain.cxx b/Private/NewBoot/Source/BootMain.cxx
index 829c98ad..650196f6 100644
--- a/Private/NewBoot/Source/BootMain.cxx
+++ b/Private/NewBoot/Source/BootMain.cxx
@@ -35,9 +35,8 @@ EFI_EXTERN_C EFI_API Int EfiMain(EfiHandlePtr ImageHandle,
/// Splash screen stuff
- writer.Write(L"MahroussLogic (R) HCoreLdr: ");
-
- writer.Write(BVersionString::Shared()).Write(L"\r\n");
+ writer.Write(L"MahroussLogic (R) HCoreLdr: ")
+ .Write(BVersionString::Shared()).Write(L"\r\n");
const char strDate[] = __DATE__;
@@ -98,34 +97,11 @@ EFI_EXTERN_C EFI_API Int EfiMain(EfiHandlePtr ImageHandle,
.Write(ptrHdr->mNumberOfSections * sizeof(ExecSectionHeader))
.Write(L"\r\n");
- volatile ALIGN(kPTEAlign) ExecSectionHeader* blobKrnl =
- (ExecSectionHeader*)(reinterpret_cast<DosHeaderPtr>(blob) +
- reinterpret_cast<DosHeaderPtr>(blob)->eLfanew +
- ptrHdr->mSizeOfOptionalHeader +
- (sizeof(ExecHeader) +
- sizeof(ExecOptionalHeader) + sizeof(UInt32)));
-
- while (blobKrnl->mCharacteristics != 0x00000020) {
- blobKrnl = blobKrnl + sizeof(ExecSectionHeader);
- }
-
- writer.Write(L"HCoreLdr: Exec Timestamp: ")
- .Write(ptrHdr->mTimeDateStamp)
- .Write(L"\r\n");
+ ExecSectionHeader* blobKrnl =
+ (ExecSectionHeader*)(&optHdr + sizeof(ExecOptionalHeader) + sizeof(UInt32));
for (size_t i = 0; i < ptrHdr->mNumberOfSections; i++) {
- writer.Write(L"HCoreLdr: Virtual-Size: ")
- .Write(blobKrnl[i].mVirtualSize)
- .Write(L"\r\n");
- writer.Write(L"HCoreLdr: Virtual-Address: ")
- .Write(blobKrnl[i].mVirtualAddress)
- .Write(L"\r\n");
- writer.Write(L"HCoreLdr: Raw-Address: ")
- .Write(blobKrnl[i].mPointerToRawData)
- .Write(L"\r\n");
- writer.Write(L"HCoreLdr: Raw-Size: ")
- .Write(blobKrnl[i].mSizeOfRawData)
- .Write(L"\r\n");
+ // TODO: parse PE information here.
}
UInt32 MapKey = 0;
@@ -143,7 +119,7 @@ EFI_EXTERN_C EFI_API Int EfiMain(EfiHandlePtr ImageHandle,
/****
*
- * LOAD KERNEL CODE
+ * Load kernel into memory.
*
*/
@@ -158,7 +134,7 @@ EFI_EXTERN_C EFI_API Int EfiMain(EfiHandlePtr ImageHandle,
/****
*
- * GET MEMORY MAP OF COMPUTER.
+ * Get machine memory map.
*
*/
diff --git a/Private/NewBoot/Source/HEL/AMD64/AMD64-AHCI.cxx b/Private/NewBoot/Source/HEL/AMD64/AMD64-AHCI.cxx
index dbb0bde4..be7010a8 100644
--- a/Private/NewBoot/Source/HEL/AMD64/AMD64-AHCI.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/AMD64-AHCI.cxx
@@ -15,4 +15,4 @@
*
*/
-#include <BootKit/Arch/AHCI.hxx>
+#include <BootKit/Arch/SATA.hxx>
diff --git a/Private/NewBoot/Source/HEL/AMD64/AMD64-ATA.cxx b/Private/NewBoot/Source/HEL/AMD64/AMD64-ATA.cxx
index 551b0200..145976c1 100644
--- a/Private/NewBoot/Source/HEL/AMD64/AMD64-ATA.cxx
+++ b/Private/NewBoot/Source/HEL/AMD64/AMD64-ATA.cxx
@@ -26,7 +26,9 @@ static Boolean kATADetected = false;
static Int32 kATADeviceType = kATADeviceCount;
static CharacterType kATAData[kATADataLen] = {0};
-STATIC Boolean ATAWaitForIO(UInt16 IO) {
+Boolean boot_ata_detected(Void);
+
+STATIC Boolean boot_ata_wait_io(UInt16 IO) {
for (int i = 0; i < 4; i++) In8(IO + ATA_REG_STATUS);
ATAWaitForIO_Retry:
@@ -51,9 +53,9 @@ Void ATASelect(UInt16 Bus) {
Out8(Bus + ATA_REG_HDDEVSEL, ATA_SECONDARY_SEL);
}
-Boolean ATAInitDriver(UInt16 Bus, UInt8 Drive, UInt16& OutBus,
+Boolean boot_ata_init(UInt16 Bus, UInt8 Drive, UInt16& OutBus,
UInt8& OutMaster) {
- if (IsATADetected()) return false;
+ if (boot_ata_detected()) return false;
BTextWriter writer;
@@ -135,7 +137,7 @@ ATAInit_Retry:
return true;
}
-Void ATAReadLba(UInt32 Lba, UInt8 IO, UInt8 Master, CharacterType* Buf,
+Void boot_ata_read(UInt32 Lba, UInt8 IO, UInt8 Master, CharacterType* Buf,
SizeT Offset) {
UInt8 Command = (Master ? 0xE0 : 0xF0);
@@ -150,12 +152,12 @@ Void ATAReadLba(UInt32 Lba, UInt8 IO, UInt8 Master, CharacterType* Buf,
Out8(IO + ATA_REG_COMMAND, ATA_CMD_READ_PIO);
- for (SizeT i = 0; i < 256; ++i) {
- Buf[Offset + i] = In16(IO + ATA_REG_DATA);
+ for (SizeT IndexOff = 0; IndexOff < 256; ++IndexOff) {
+ Buf[Offset + IndexOff] = In16(IO + ATA_REG_DATA);
}
}
-Void ATAWriteLba(UInt32 Lba, UInt8 IO, UInt8 Master, wchar_t* Buf,
+Void boot_ata_write(UInt32 Lba, UInt8 IO, UInt8 Master, CharacterType* Buf,
SizeT Offset) {
UInt8 Command = (Master ? 0xE0 : 0xF0);
@@ -170,13 +172,13 @@ Void ATAWriteLba(UInt32 Lba, UInt8 IO, UInt8 Master, wchar_t* Buf,
Out8(IO + ATA_REG_COMMAND, ATA_CMD_WRITE_PIO);
- for (SizeT i = 0; i < 256; ++i) {
- Out16(IO + ATA_REG_DATA, Buf[Offset + i]);
+ for (SizeT IndexOff = 0; IndexOff < 256; ++IndexOff) {
+ Out16(IO + ATA_REG_DATA, Buf[Offset + IndexOff]);
}
}
/// @check is ATA detected?
-Boolean IsATADetected(Void) { return kATADetected; }
+Boolean boot_ata_detected(Void) { return kATADetected; }
/***
*
@@ -191,15 +193,15 @@ Boolean IsATADetected(Void) { return kATADetected; }
* @param void none.
*/
BDeviceATA::BDeviceATA() noexcept {
- if (IsATADetected()) return;
+ if (boot_ata_detected()) return;
- if (ATAInitDriver(ATA_PRIMARY_IO, true, this->Leak().mBus,
+ if (boot_ata_init(ATA_PRIMARY_IO, true, this->Leak().mBus,
this->Leak().mMaster) ||
- ATAInitDriver(ATA_PRIMARY_IO, false, this->Leak().mBus,
+ boot_ata_init(ATA_PRIMARY_IO, false, this->Leak().mBus,
this->Leak().mMaster) ||
- ATAInitDriver(ATA_SECONDARY_IO, true, this->Leak().mBus,
+ boot_ata_init(ATA_SECONDARY_IO, true, this->Leak().mBus,
this->Leak().mMaster) ||
- ATAInitDriver(ATA_SECONDARY_IO, false, this->Leak().mBus,
+ boot_ata_init(ATA_SECONDARY_IO, false, this->Leak().mBus,
this->Leak().mMaster)) {
kATADetected = true;
@@ -207,6 +209,10 @@ BDeviceATA::BDeviceATA() noexcept {
writer.Write(L"HCoreLdr: Driver: OnLine.\r\n");
}
}
+/**
+ * @brief Is ATA detected?
+*/
+BDeviceATA::operator bool() { return boot_ata_detected(); }
/**
@brief Read Buf from disk
@@ -214,7 +220,7 @@ BDeviceATA::BDeviceATA() noexcept {
@param Buf buffer
*/
BDeviceATA& BDeviceATA::Read(CharacterType* Buf, const SizeT& SectorSz) {
- if (!IsATADetected()) {
+ if (!boot_ata_detected()) {
Leak().mErr = true;
return *this;
}
@@ -224,8 +230,11 @@ BDeviceATA& BDeviceATA::Read(CharacterType* Buf, const SizeT& SectorSz) {
if (!Buf || SectorSz < 1) return *this;
for (SizeT i = 0UL; i < SectorSz; ++i) {
- ATAReadLba(this->Leak().mBase + i, this->Leak().mBus, this->Leak().mMaster,
+ boot_ata_read(this->Leak().mBase + i,
+ this->Leak().mBus, this->Leak().mMaster,
Buf, i);
+
+ boot_ata_wait_io(this->Leak().mBus);
}
return *this;
@@ -237,7 +246,7 @@ BDeviceATA& BDeviceATA::Read(CharacterType* Buf, const SizeT& SectorSz) {
@param Buf buffer
*/
BDeviceATA& BDeviceATA::Write(CharacterType* Buf, const SizeT& SectorSz) {
- if (!IsATADetected()) {
+ if (!boot_ata_detected()) {
Leak().mErr = true;
return *this;
}
@@ -249,10 +258,12 @@ BDeviceATA& BDeviceATA::Write(CharacterType* Buf, const SizeT& SectorSz) {
SizeT Off = 0UL;
for (SizeT i = 0UL; i < SectorSz; ++i) {
- ATAWriteLba(this->Leak().mBase + i, this->Leak().mBus, this->Leak().mMaster,
+ boot_ata_write(this->Leak().mBase + i, this->Leak().mBus, this->Leak().mMaster,
Buf, Off);
Off += kATASectorSz;
+
+ boot_ata_wait_io(this->Leak().mBus);
}
return *this;
diff --git a/Private/NewBoot/Source/makefile b/Private/NewBoot/Source/makefile
index 5e25496b..511a4894 100644
--- a/Private/NewBoot/Source/makefile
+++ b/Private/NewBoot/Source/makefile
@@ -35,7 +35,7 @@ bootloader-amd64:
.PHONY: run-efi-amd64
run-efi-amd64:
- $(EMU) -net none -smp 2 -m 4G -M pc -bios OVMF.fd -drive file=fat:rw:CDROM,index=1,format=raw -serial stdio
+ $(EMU) -net none -smp 2 -m 4G -M q35 -bios OVMF.fd -drive file=fat:rw:CDROM,index=1,format=raw -serial stdio
.PHONY: download-edk
download-edk:
generated by cgit v1.2.3 (git 2.39.1) at 2026-03-15 23:07:45 +0000