Changeset 42 for trunk/hal/x86_64/hal_boot.h

Timestamp:

Jun 22, 2017, 4:06:44 PM (7 years ago)

Author:

max@…

Message:

Explicitly use configurable parameters

File:

• trunk/hal/x86_64/hal_boot.h (modified) (1 diff)

trunk/hal/x86_64/hal_boot.h

@@ -130 +130 @@
 #define NPDPG   (PAGE_SIZE / sizeof (pt_entry_t))
 
-#define CLUSTER0_MIN_VA 0xffff800000000000
-#define CLUSTER0_MAX_VA 0xffff800100000000 /* MIN + 4GB */
+#define CLUSTERS_BASE_VA        0xffff800000000000
 
+/*
+ * These parameters are configurable.
+ */
+#define CLUSTER_VA_SIZE 0x100000000 /* 4GB */
+#define CLUSTER_PA_SIZE 0x200000000 /* 8GB */
+
+#define CLUSTER_MIN_VA(n)       (CLUSTERS_BASE_VA + n * CLUSTER_VA_SIZE)
+#define CLUSTER_MAX_VA(n)       (CLUSTER_MIN_VA(n) + CLUSTER_VA_SIZE)
+