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| author | Amlal El Mahrouss <amlal@nekernel.org> | 2025-04-04 07:56:52 +0200 |
|---|---|---|
| committer | Amlal El Mahrouss <amlal@nekernel.org> | 2025-04-04 07:56:52 +0200 |
| commit | 216b2f35b38b582a930948fca76c272e424c9d96 (patch) | |
| tree | cfeed5605e4d6d86ee9e8eaebb28f8389edd1f50 /dev/boot/src | |
| parent | 9aef4d0ad473901d8f4a4f1405a2f8df0b725a71 (diff) | |
kernel, storage: important patches done to AHCI, PIO, PagingMgr, and DMA.
Signed-off-by: Amlal El Mahrouss <amlal@nekernel.org>
Diffstat (limited to 'dev/boot/src')
| -rw-r--r-- | dev/boot/src/BootThread.cc | 18 |
1 files changed, 7 insertions, 11 deletions
diff --git a/dev/boot/src/BootThread.cc b/dev/boot/src/BootThread.cc index aac3c931..ee70812f 100644 --- a/dev/boot/src/BootThread.cc +++ b/dev/boot/src/BootThread.cc @@ -73,23 +73,18 @@ namespace Boot writer.Write("BootZ: Minor Subsystem Ver: ").Write(opt_header_ptr->MinorSubsystemVersion).Write("\r"); writer.Write("BootZ: Magic: ").Write(header_ptr->Signature).Write("\r"); - constexpr auto cPageSize = 512; - EfiPhysicalAddress loadStartAddress = opt_header_ptr->ImageBase; loadStartAddress += opt_header_ptr->BaseOfData; writer.Write("BootZ: Image base: ").Write(loadStartAddress).Write("\r"); - auto numPages = opt_header_ptr->SizeOfImage / cPageSize; - BS->AllocatePages(AllocateAddress, EfiLoaderData, numPages, &loadStartAddress); - fStack = new UInt8[mib_cast(16)]; LDR_SECTION_HEADER_PTR sectPtr = (LDR_SECTION_HEADER_PTR)(((Char*)opt_header_ptr) + header_ptr->SizeOfOptionalHeader); - constexpr auto sectionForCode = ".text"; - constexpr auto sectionForNewLdr = ".ldr"; - constexpr auto sectionForBSS = ".bss"; + constexpr auto sectionForCode = ".text"; + constexpr auto sectionForBootZ = ".ldr"; + constexpr auto sectionForBSS = ".bss"; for (SizeT sectIndex = 0; sectIndex < numSecs; ++sectIndex) { @@ -114,7 +109,7 @@ namespace Boot fStartAddress = (VoidPtr)((UIntPtr)loadStartAddress + opt_header_ptr->AddressOfEntryPoint); writer.Write("BootZ: Executable entry address: ").Write((UIntPtr)fStartAddress).Write("\r"); } - else if (StrCmp(sectionForNewLdr, sect->Name) == 0) + else if (StrCmp(sectionForBootZ, sect->Name) == 0) { struct HANDOVER_INFORMATION_STUB { @@ -159,8 +154,9 @@ namespace Boot // ========================================= // fStartAddress = nullptr; + writer.Write("BootZ: PEF executable detected, won't load it.\r"); - writer.Write("BootZ: note: PEF executables aren't loadable by default.\r"); + writer.Write("BootZ: note: PEF executables aren't supported for now.\r"); } else { @@ -187,7 +183,7 @@ namespace Boot if (own_stack) { - UInt8* aligned_stack = &fStack[mib_cast(16)]; + UInt8* aligned_stack = &fStack[mib_cast(16) - 1]; aligned_stack = (UInt8*)((UIntPtr)aligned_stack & ~0xF); rt_jump_to_address(fStartAddress, fHandover, aligned_stack); |