Update kernel.h

OpenOrbis · Jul 7, 2023 · e88e491 · e88e491
1 parent 04bf155
commit e88e491
Showing 1 changed file with 14 additions and 1 deletion.
diff --git a/include/orbis/_types/kernel.h b/include/orbis/_types/kernel.h
@@ -4,7 +4,6 @@
 #include <sys/time.h>
 #include <sys/stat.h>
 #include <sys/types.h>
-#include <sys/vm.h>
 
 #ifndef MAP_TYPE
 	#define MAP_TYPE 0x0f
@@ -97,6 +96,20 @@
 #define ORBIS_KERNEL_WC_GARLIC 0x3
 #define ORBIS_KERNEL_WB_GARLIC 0xA
 
+
+// https://github.com/freebsd/freebsd-src/blob/eec2228f5545242471ebda48e26e79eb85156ee5/sys/vm/vm.h#L73
+typedef unsigned char vm_prot_t; // freebsd protection codes
+
+#define VM_PROT_NONE ((vm_prot_t)0x00)
+#define VM_PROT_READ ((vm_prot_t)0x01)
+#define VM_PROT_WRITE ((vm_prot_t)0x02)
+#define VM_PROT_EXECUTE ((vm_prot_t)0x04)
+#define VM_PROT_COPY ((vm_prot_t)0x08) // copy-on-read
+
+#define VM_PROT_ALL (VM_PROT_READ | VM_PROT_WRITE | VM_PROT_EXECUTE)
+#define VM_PROT_RW (VM_PROT_READ | VM_PROT_WRITE)
+#define VM_PROT_DEFAULT VM_PROT_ALL
+
 #define ORBIS_KERNEL_PROT_CPU_NONE VM_PROT_NONE
 #define ORBIS_KERNEL_PROT_CPU_READ VM_PROT_READ
 #define ORBIS_KERNEL_PROT_CPU_WRITE VM_PROT_WRITE