RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-27 01:07:36 +00:00
Code Issues Activity Actions

Kernel: Add support for kernel addresses other than 3-4GB

Browse source
This commit is contained in:
Gunnar Beutner 2021-07-17 02:42:59 +02:00 • committed by Andreas Kling
parent 6c6b778e2e
commit b708b23b13
5 changed files with 28 additions and 29 deletions
Download patch file Download diff file Expand all files Collapse all files

4
Kernel/Arch/x86/common/Boot/boot.S
View file

@ -390,10 +390,10 @@ pae_supported:
movl $(boot_pdpt - KERNEL_BASE), %edi
#if ARCH(X86_64)
movl $((boot_pd0 - KERNEL_BASE) + 3), 0(%edi)
movl $((boot_pd3 - KERNEL_BASE) + 3), 24(%edi)
movl $((boot_pd3 - KERNEL_BASE) + 3), (8 * (KERNEL_BASE >> 30 & 0x1ff))(%edi)
#else
movl $((boot_pd0 - KERNEL_BASE) + 1), 0(%edi)
movl $((boot_pd3 - KERNEL_BASE) + 1), 24(%edi)
movl $((boot_pd3 - KERNEL_BASE) + 1), (8 * (KERNEL_BASE >> 30 & 0x1ff))(%edi)
#endif
/* clear pd0 */