Kernel/x86 - Slight cleanup to VMem code

[tpg/acess2.git] / KernelLand / Kernel / arch / x86 / include / vmem_layout.h

diff --git a/KernelLand/Kernel/arch/x86/include/vmem_layout.h b/KernelLand/Kernel/arch/x86/include/vmem_layout.h
new file mode 100644 (file)
index 0000000..084642e
--- /dev/null
+++ b/KernelLand/Kernel/arch/x86/include/vmem_layout.h
@@ -0,0 +1,32 @@
+
+#ifndef _VMEM_LAYOUT_H_
+#define _VMEM_LAYOUT_H_
+
+#define WORKER_STACKS          0x00100000      // Thread0 Only!
+#define        WORKER_STACK_SIZE       MM_KERNEL_STACK_SIZE
+#define WORKER_STACKS_END      0xB0000000
+#define        NUM_WORKER_STACKS       ((WORKER_STACKS_END-WORKER_STACKS)/WORKER_STACK_SIZE)
+
+#define PAE_PAGE_TABLE_ADDR    0xFC000000      // 16 MiB
+#define PAE_PAGE_DIR_ADDR      0xFCFC0000      // 16 KiB
+#define PAE_PAGE_PDPT_ADDR     0xFCFC3F00      // 32 bytes
+#define PAE_TMP_PDPT_ADDR      0xFCFC3F20      // 32 bytes
+#define PAE_TMP_DIR_ADDR       0xFCFE0000      // 16 KiB
+#define PAE_TMP_TABLE_ADDR     0xFD000000      // 16 MiB
+
+#define PAGE_TABLE_ADDR        0xFC000000
+#define PAGE_DIR_ADDR  0xFC3F0000
+#define PAGE_CR3_ADDR  0xFC3F0FC0
+#define TMP_CR3_ADDR   0xFC3F0FC4      // Part of core instead of temp
+#define TMP_DIR_ADDR   0xFC3F1000      // Same
+#define TMP_TABLE_ADDR 0xFC400000
+
+#define HW_MAP_ADDR            0xFE000000
+#define        HW_MAP_MAX              0xFFEF0000
+#define        NUM_HW_PAGES    ((HW_MAP_MAX-HW_MAP_ADDR)/0x1000)
+#define        TEMP_MAP_ADDR   0xFFEF0000      // Allows 16 "temp" pages
+#define        NUM_TEMP_PAGES  16
+#define LAST_BLOCK_ADDR        0xFFFF0000      // Free space for kernel provided user code/ *(-1) protection
+
+#endif
+