X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Farch%2Fx86_64%2Finclude%2Fmm_virt.h;h=6cf25f025e3bbc0e2a4826886e48efe8951988e1;hb=a2495c6ea4f4cab16b5d339ae511428e92e89e73;hp=2dd28dd6b6b48c38ee0112cd1e723c3bda81d84b;hpb=3234a52a913609230ffc140c27542d421bb1b7d3;p=tpg%2Facess2.git

diff --git a/Kernel/arch/x86_64/include/mm_virt.h b/Kernel/arch/x86_64/include/mm_virt.h
index 2dd28dd6..6cf25f02 100644
--- a/Kernel/arch/x86_64/include/mm_virt.h
+++ b/Kernel/arch/x86_64/include/mm_virt.h
@@ -9,19 +9,82 @@
 #ifndef _VMEM_H_
 #define _VMEM_H_
 
+#include <arch.h>
+
+#define PAGE_SIZE	0x1000
+
 // === Memory Location Definitions ===
 /*
  * Userland - Lower Half
  * Kernel land - Upper Half
  * 
- * 0xFFFF8000 00000000 - 0xFFFFFFFF FFFFFFFF	2**47	Kernel Range
- *       8000 00000000 -       8000 7FFFFFFF	2 GiB	Identity Map
- *       8000 80000000 -       8001 00000000	2 GiB	Kernel Heap
- *       9000 00000000 0       9800 00000000	cbf	Module Space
+ *    START ADDRESS          END ADDRESS       BITS   SIZE      NAME
+ * 0x00000000 00000000 - 0x00007FFF FFFFFFFF	47	128 TiB	User Space
+ * 0x00008000 00000000 - 0xFFFF7FFF FFFFFFFF	--- SIGN EXTENSION NULL ZONE
+ * 0xFFFF8000 00000000 - 0xFFFFFFFF FFFFFFFF	47	128	TiB	Kernel Range
+ *       8000 00000000 -       9000 00000000	42	16	TiB	Kernel Heap
+ *       9000 00000000 -       9800 00000000	43	8	TiB	Module Space
+ *       9800 00000000 -       9A00 00000000	41	2	TiB	Kernel VFS
+ *       ---- GAP ----                      		6	TiB
+ *       A000 00000000 -       B000 00000000	44	16	TiB	Kernel Stacks
+ *       C000 00000000 -       D000 00000000	44	16	TiB	Hardware Mappings
+ *       D000 00000000 -       D080 00000000	39	512	GiB	Per-Process Data
+ *       D080 00000000 -       D100 00000000	39	512	GiB	Kernel Supplied User Code
+ *       ---- GAP ----                      		15	TiB
+ *       E000 00000000 -       E800 00000000	43	8	TiB	Physical Page Nodes (2**40 pages * 8 bytes)
+ *       E800 00000000 -       EC00 00000000	42	4	TiB	Physical Page Reference Counts (2**40 pg * 4 bytes)
+ *       EC00 00000000 -       EC80 00000000	39	512	GiB	Physical Page Bitmap (1 page per bit)
+ *       EC80 00000000 -       ED00 00000000	39	512	GiB	Physical Page DblAlloc Bitmap (1 page per bit)
+ *       ED00 00000000 -       ED00 80000000	31	2	GiB	Physical Page Super Bitmap (64 pages per bit)
+ *       ---- GAP ----                      		9	TiB
+ *       FE00 00000000 -       FE80 00000000	39	512	GiB	Fractal Mapping (PML4 508)
+ *       FE80 00000000 -       FF00 00000000	39	512	GiB	Temp Fractal Mapping
+ *       FF00 00000000 -       FF80 00000000	39	512	GiB	Temporary page mappings
+ *       FF80 00000000 -       FF80 80000000	31	2	GiB	Local APIC
+ *       ---- GAP ----                      	  	506	GiB
+ *       FFFF 00000000 -       FFFF 80000000	31	2	GiB	User Code
+ *       FFFF 80000000 -       FFFF FFFFFFFF	31	2	GiB	Kernel code / data
  */
 
-#define	KERNEL_BASE	0xFFF8000##00000000
-#define MM_KHEAP_BASE	(KERNEL_BASE|0x80000000)
-#define MM_KHEAP_MAX	(KERNEL_BASE|0x1##00000000)
+#define	MM_USER_MIN 	0x00000000##00010000
+#define USER_LIB_MAX	0x00007000##00000000
+#define USER_STACK_PREALLOC	0x00000000##00002000	// 8 KiB
+#define USER_STACK_SZ	0x00000000##00020000	// 64 KiB
+#define USER_STACK_TOP	0x00008000##00000000
+#define	MM_KERNEL_RANGE	0xFFFF8000##00000000
+#define MM_KHEAP_BASE	(MM_KERNEL_RANGE|(0x8000##00000000))
+#define MM_KHEAP_MAX	(MM_KERNEL_RANGE|(0x9000##00000000))
+#define MM_MODULE_MIN	(MM_KERNEL_RANGE|(0x9000##00000000))
+#define MM_MODULE_MAX	(MM_KERNEL_RANGE|(0x9800##00000000))
+#define MM_KERNEL_VFS	(MM_KERNEL_RANGE|(0x9800##00000000))
+#define MM_KSTACK_BASE	(MM_KERNEL_RANGE|(0xA000##00000000))
+#define MM_KSTACK_TOP	(MM_KERNEL_RANGE|(0xB000##00000000))
+
+#define MM_HWMAP_BASE	(MM_KERNEL_RANGE|(0xC000##00000000))
+#define MM_HWMAP_TOP	(MM_KERNEL_RANGE|(0xD000##00000000))
+#define MM_PPD_BASE 	(MM_KERNEL_RANGE|(0xD000##00000000))
+#define MM_PPD_CFG  	MM_PPD_BASE
+#define MM_PPD_HANDLES 	(MM_KERNEL_RANGE|(0xD008##00000000))
+#define MM_USER_CODE	(MM_KERNEL_RANGE|(0xD080##00000000))
+
+#define MM_PAGE_NODES	(MM_KERNEL_RANGE|(0xE000##00000000))
+#define MM_PAGE_COUNTS	(MM_KERNEL_RANGE|(0xE800##00000000))
+#define MM_PAGE_BITMAP	(MM_KERNEL_RANGE|(0xEC00##00000000))
+#define MM_PAGE_DBLBMP	(MM_KERNEL_RANGE|(0xEC00##00000000))
+#define MM_PAGE_SUPBMP	(MM_KERNEL_RANGE|(0xED00##00000000))
+
+#define MM_FRACTAL_BASE	(MM_KERNEL_RANGE|(0xFE00##00000000))
+#define MM_TMPFRAC_BASE	(MM_KERNEL_RANGE|(0xFE80##00000000))
+#define MM_TMPMAP_BASE	(MM_KERNEL_RANGE|(0xFF00##00000000))
+#define MM_TMPMAP_END	(MM_KERNEL_RANGE|(0xFF80##00000000))
+#define MM_LOCALAPIC	(MM_KERNEL_RANGE|(0xFF80##00000000))
+#define MM_KERNEL_CODE	(MM_KERNEL_RANGE|(0xFFFF##80000000))
+
+
+// === FUNCTIONS ===
+void	MM_FinishVirtualInit(void);
+tVAddr	MM_NewKStack(void);
+tVAddr	MM_Clone(void);
+tVAddr	MM_NewWorkerStack(void *StackData, size_t StackSize);
 
 #endif