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| author | Aleksa Vučković <aleksav013@gmail.com> | 2021-10-27 11:44:12 +0200 |
|---|---|---|
| committer | Aleksa Vučković <aleksav013@gmail.com> | 2021-10-27 11:44:12 +0200 |
| commit | 89f7f1b114c1bbea3ad62808bf3653e1d2337d1f (patch) | |
| tree | a4617a721ebe2e9456a99b1b8fc0c208b767ac15 /src/as | |
| parent | 818a6fea63d5427e43becc0d4a5279a631a7f1a6 (diff) | |
Added paging
Diffstat (limited to 'src/as')
| -rw-r--r-- | src/as/Makefile | 2 | ||||
| -rw-r--r-- | src/as/paging.s | 21 |
2 files changed, 22 insertions, 1 deletions
diff --git a/src/as/Makefile b/src/as/Makefile index e2c476d..bd5664b 100644 --- a/src/as/Makefile +++ b/src/as/Makefile @@ -1,5 +1,5 @@ .PHONY: all all: $(AS_OBJECTS) -$(BUILD_DIR)/%.o: %.s +$(AS_OBJECT_DIR)/%.o: %.s $(AS) $< -o $@ diff --git a/src/as/paging.s b/src/as/paging.s new file mode 100644 index 0000000..2dd52d3 --- /dev/null +++ b/src/as/paging.s @@ -0,0 +1,21 @@ +.globl loadPageDirectory +loadPageDirectory: + push %ebp + mov %esp, %ebp + mov 8(%esp), %eax + mov %eax, %cr3 + mov %ebp, %esp + pop %ebp + ret + +.text +.globl enablePaging +enablePaging: + push %ebp + mov %esp, %ebp + mov %cr0, %eax + or $0x80000000, %eax + mov %eax, %cr0 + mov %ebp, %esp + pop %ebp + ret |