From a13e1c0911c0627184bc38f18c7fdda64447b3ad Mon Sep 17 00:00:00 2001 From: Amlal El Mahrouss Date: Sun, 23 Mar 2025 19:13:48 +0100 Subject: meta(kernel): Reworked repository's filesystem structure. Removing useless parts of the project too. Signed-off-by: Amlal El Mahrouss --- dev/Kernel/src/ACPIFactoryInterface.cc | 101 --------------------------------- 1 file changed, 101 deletions(-) delete mode 100644 dev/Kernel/src/ACPIFactoryInterface.cc (limited to 'dev/Kernel/src/ACPIFactoryInterface.cc') diff --git a/dev/Kernel/src/ACPIFactoryInterface.cc b/dev/Kernel/src/ACPIFactoryInterface.cc deleted file mode 100644 index eaa97052..00000000 --- a/dev/Kernel/src/ACPIFactoryInterface.cc +++ /dev/null @@ -1,101 +0,0 @@ -/* ------------------------------------------- - - Copyright (C) 2024-2025, Amlal EL Mahrouss, all rights reserved. - -------------------------------------------- */ - -#include -#include -#include -#include - -namespace NeOS -{ - /// @brief Finds a descriptor table inside ACPI XSDT. - ErrorOr ACPIFactoryInterface::Find(const Char* signature) - { - MUST_PASS(this->fRsdp); - - if (!signature) - return ErrorOr{-1}; - - if (*signature == 0) - return ErrorOr{-1}; - - RSDP* rsp_ptr = reinterpret_cast(this->fRsdp); - - if (rsp_ptr->Revision <= 1) - return ErrorOr{-1}; - - RSDT* xsdt = reinterpret_cast(rsp_ptr->RsdtAddress); - - Int64 num = (xsdt->Length - sizeof(SDT)) / sizeof(Int64); - - /*** - crucial to avoid underflows. - */ - if (num < 1) - { - /// stop here, we should have entries... - ke_panic(RUNTIME_CHECK_ACPI); - return ErrorOr{-1}; - } - - this->fEntries = num; - - kout << "ACPI: Number of entries: " << number(this->fEntries) << kendl; - kout << "ACPI: Revision: " << number(xsdt->Revision) << kendl; - kout << "ACPI: Signature: " << xsdt->Signature << kendl; - kout << "ACPI: Address of XSDT: " << hex_number((UIntPtr)xsdt) << kendl; - - const short cAcpiSignatureLength = 4; - - for (Size index = 0; index < this->fEntries; ++index) - { - SDT* sdt = reinterpret_cast(xsdt->AddressArr[index]); - - kout << "ACPI: Checksum: " << number(sdt->Checksum) << kendl; - kout << "ACPI: Revision: " << number(sdt->Revision) << kendl; - - for (short signature_index = 0; signature_index < cAcpiSignatureLength; ++signature_index) - { - if (sdt->Signature[signature_index] != signature[signature_index]) - break; - - if (signature_index == (cAcpiSignatureLength - 1)) - { - kout << "ACPI: SDT Signature: " << sdt->Signature << kendl; - kout << "ACPI: SDT OEM ID: " << sdt->OemId << kendl; - return ErrorOr(reinterpret_cast(xsdt->AddressArr[index])); - } - } - } - - return ErrorOr{-1}; - } - - /*** - @brief Checksum on SDT header. - @param checksum the header to checksum - @param len the length of it. - */ - bool ACPIFactoryInterface::Checksum(const Char* checksum, SSizeT len) - { - if (len == 0) - return 1; - - char chr = 0; - - for (int index = 0; index < len; ++index) - { - chr += checksum[index]; - } - - return chr == 0; - } - - ErrorOr ACPIFactoryInterface::operator[](const Char* signature) - { - return this->Find(signature); - } -} // namespace NeOS -- cgit v1.2.3