diff options
Diffstat (limited to 'kernel/src/acpi/manager.cpp')
| -rw-r--r-- | kernel/src/acpi/manager.cpp | 20 |
1 files changed, 9 insertions, 11 deletions
diff --git a/kernel/src/acpi/manager.cpp b/kernel/src/acpi/manager.cpp index 99c8860..bb895fd 100644 --- a/kernel/src/acpi/manager.cpp +++ b/kernel/src/acpi/manager.cpp @@ -20,22 +20,19 @@ namespace kernel::acpi manager::manager(::acpi::rsdp const & sdp) : m_sdp{&sdp} { - if (m_sdp->signature() != "RSD PTR ") + if (!m_sdp->validate()) { kapi::system::panic("[OS:ACPI] Invalid RSDP signature!"); } - if (m_sdp->revision() >= 2) + m_extended = m_sdp->revision() >= 2; + + if (m_extended) { - auto const xsdp = static_cast<::acpi::xsdp const *>(m_sdp); - if (!xsdp->validate()) + if (!static_cast<::acpi::xsdp const *>(m_sdp)->validate()) { kapi::system::panic("[OS:ACPI] Invalid XSDP signature!"); } - auto physical_extended_table_address = kapi::memory::physical_address{xsdp->table_address()}; - auto linear_extended_table_address = kapi::memory::hhdm_to_linear(physical_extended_table_address); - m_rsdt = static_cast<::acpi::xsdt const *>(linear_extended_table_address); - m_extended = true; } else { @@ -43,10 +40,11 @@ namespace kernel::acpi { kapi::system::panic("[OS:ACPI] Invalid RSDP checksum!"); } - auto physical_root_table_address = kapi::memory::physical_address{m_sdp->table_address()}; - auto linear_root_table_address = kapi::memory::hhdm_to_linear(physical_root_table_address); - m_rsdt = static_cast<::acpi::rsdt const *>(linear_root_table_address); } + + auto physical_address = kapi::memory::physical_address{m_sdp->table_address()}; + auto linear_address = kapi::memory::hhdm_to_linear(physical_address); + m_rsdt = static_cast<::acpi::table_header const *>(linear_address); } auto manager::load_tables() -> bool |