Kernel processes / multitasking

2025-08-30 23:47:25 +02:00
parent 60a530b900
commit 0273330cf4
22 changed files with 381 additions and 56 deletions
--- a/kernel/hal/x86_64/switch.S
+++ b/kernel/hal/x86_64/switch.S
@ -0,0 +1,19 @@
+#include "regs.S"
+
+siema:
+  jmp siema
+
+.global hal_switchproc
+hal_switchproc:
+  mov %cr3, %rcx
+  cmp %rsi, %rcx
+  je .done
+  mov %rsi, %cr3
+.done:
+  mov %rdi, %rsp
+
+  _pop_regs
+  add $0x10, %rsp
+
+  iretq
+