Heavy restructuring of libc, kernel and apps

1 files changed, 25 insertions, 0 deletions

diff --git a/kernel/features/syscall.c b/kernel/features/syscall.c
new file mode 100644
index 0000000..3d012cf
--- /dev/null
+++ b/kernel/features/syscall.c
@@ -0,0 +1,25 @@
+// MIT License, Copyright (c) 2020 Marvin Borner
+
+#include <cpu.h>
+#include <interrupts.h>
+#include <load.h>
+#include <print.h>
+#include <proc.h>
+#include <str.h>
+
+int i = 0;
+void syscall_handler(struct regs *r)
+{
+	printf("[SYSCALL] %d\n", r->eax);
+
+	struct proc *a = proc_make();
+	bin_load(++i ? "/a" : "/b", a);
+	strcpy(a->name, "a");
+	proc_print();
+}
+
+void syscall_init()
+{
+	idt_set_gate(0x80, (u32)isr128, 0x08, 0x8E);
+	isr_install_handler(0x80, syscall_handler);
+}