fergalmoran/ladybird
1
0
Fork 0
mirror of https://github.com/fergalmoran/ladybird.git synced 2026-01-05 16:14:38 +00:00
Code Issues Packages Projects Releases Wiki Activity

Kernel: Scan ACPI memory ranges for the RSDP table

Browse Source 
On some systems the ACPI RSDP table may be located in ACPI reserved
memory ranges rather than in the EBDA or BIOS areas.
This commit is contained in:
Tom
2022-01-02 16:27:21 -07:00
committed by Linus Groh
parent 190572b714
commit 10efbfb09e
3 changed files with 35 additions and 1 deletions
Download Patch File Download Diff File Expand all files Collapse all files

11
Kernel/Memory/MemoryManager.cpp
View File

@@ -174,6 +174,17 @@ UNMAP_AFTER_INIT void MemoryManager::protect_ksyms_after_init()
dmesgln("Write-protected kernel symbols after init.");
}
IterationDecision MemoryManager::for_each_physical_memory_range(Function<IterationDecision(PhysicalMemoryRange const&)> callback)
{
VERIFY(!m_physical_memory_ranges.is_empty());
for (auto& current_range : m_physical_memory_ranges) {
IterationDecision decision = callback(current_range);
if (decision != IterationDecision::Continue)
return decision;
}
return IterationDecision::Continue;
}
UNMAP_AFTER_INIT void MemoryManager::register_reserved_ranges()
{
VERIFY(!m_physical_memory_ranges.is_empty());