feat: spec-compliant AHCI HBA initialization

[lunaix-os.git] / lunaix-os / includes / lunaix / mm / mm.h

diff --git a/lunaix-os/includes/lunaix/mm/mm.h b/lunaix-os/includes/lunaix/mm/mm.h
index 060b88181aa733d7d2592155a5fffe3509119e1a..6585916e4136d48cb2c0afa96ac341c4babfb65f 100644 (file)
--- a/lunaix-os/includes/lunaix/mm/mm.h
+++ b/lunaix-os/includes/lunaix/mm/mm.h
@@ -33,6 +33,7 @@ typedef struct
 #define REGION_WSHARED 0x2
 
 #define REGION_PERM_MASK 0x1c
+#define REGION_MODE_MASK 0x3
 
 #define REGION_READ (1 << 2)
 #define REGION_WRITE (1 << 3)