RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-10-31 15:32:46 +00:00
Code Issues Activity Actions

Kernel: Hand out 64-bit addresses to userspace

Browse source
This commit is contained in:
Gunnar Beutner 2021-07-18 02:49:47 +02:00 • committed by Andreas Kling
parent 5938d882d8
commit f56ee10a13
2 changed files with 2 additions and 2 deletions
Download patch file Download diff file Expand all files Collapse all files

2
Kernel/Sections.h
View file

@ -24,4 +24,4 @@ extern "C" FlatPtr kernel_base;
#define KERNEL_QUICKMAP_PD (KERNEL_PT1024_BASE + 0x7000)
#define KERNEL_QUICKMAP_PER_CPU_BASE (KERNEL_PT1024_BASE + 0x8000)
#define USER_RANGE_CEILING 0xBE000000
#define USER_RANGE_CEILING (kernel_base - 0x2000000)

2
Kernel/VM/PageDirectory.cpp
View file

@ -69,7 +69,7 @@ UNMAP_AFTER_INIT void PageDirectory::allocate_kernel_directory()
PageDirectory::PageDirectory(const RangeAllocator* parent_range_allocator)
{
constexpr FlatPtr userspace_range_base = 0x00800000;
constexpr FlatPtr userspace_range_ceiling = USER_RANGE_CEILING;
FlatPtr userspace_range_ceiling = USER_RANGE_CEILING;
ScopedSpinLock lock(s_mm_lock);
if (parent_range_allocator) {