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author | Kartik Agaram <vc@akkartik.com> | 2019-09-14 01:42:29 -0700 |
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committer | Kartik Agaram <vc@akkartik.com> | 2019-09-14 01:45:55 -0700 |
commit | 46bb1d3157f9ad575c83a4bfa1e32b0d21bc8546 (patch) | |
tree | 28918f653d7cf970d33d5592047ef663289aca40 /kernel.soso/utils.asm | |
parent | ded2b24ce28f4a9df75ce40117f0f06f09574369 (diff) | |
download | mu-46bb1d3157f9ad575c83a4bfa1e32b0d21bc8546.tar.gz |
5650 - support a second OS: soso
https://github.com/ozkl/soso + Much smaller than Linux; builds instantly + Supports graphics - No network support - Doesn't work on a cloud server (yet?)
Diffstat (limited to 'kernel.soso/utils.asm')
-rw-r--r-- | kernel.soso/utils.asm | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/kernel.soso/utils.asm b/kernel.soso/utils.asm new file mode 100644 index 00000000..568bfb02 --- /dev/null +++ b/kernel.soso/utils.asm @@ -0,0 +1,18 @@ +[GLOBAL readEip] +readEip: + pop eax + jmp eax + +[GLOBAL disablePaging] +disablePaging: + mov edx, cr0 + and edx, 0x7fffffff + mov cr0, edx + ret + +[GLOBAL enablePaging] +enablePaging: + mov edx, cr0 + or edx, 0x80000000 + mov cr0, edx + ret |