X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=Kernel%2Farch%2Fx86_64%2Finclude%2Fmm_virt.h;h=3c7babc65f27d9d17e6ef239dd0919c08953ad43;hb=62747dec23ae7ee6531ebf8e3f307726e810e84c;hp=8032cc77651553008ccf5b6991ed13cf9cc3db00;hpb=a79ebcb3a2e206251f44e99376ec2ed6c2bacc63;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 8032cc77..3c7babc6 100644
--- a/Kernel/arch/x86_64/include/mm_virt.h
+++ b/Kernel/arch/x86_64/include/mm_virt.h
@@ -11,27 +11,80 @@
 
 #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 -       9800 00000000	cbf	Module Space
- *       9800 00000000 -       9900 00000000	cbf	Per-Process Data
- *       9900 00000000 -       9A00 00000000	cbf	Kernel VFS
+ *    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	MM_USER_MIN	0x00008FFF##FFFFF000
-//#define	KERNEL_BASE	0xFFF8000##00000000
-#define MM_KHEAP_BASE	(KERNEL_BASE|(0x0000##80000000))
-#define MM_KHEAP_MAX	(KERNEL_BASE|(0x0001##00000000))
-#define MM_MODULE_MIN	(KERNEL_BASE|(0x1000##00000000))
-#define MM_MODULE_MAX	(KERNEL_BASE|(0x1800##00000000))
-#define MM_PPD_BASE	(KERNEL_BASE|(0x1800##00000000))
-#define MM_PPD_VFS	(KERNEL_BASE|(0x1880##00000000))
-#define MM_KERNEL_VFS	(KERNEL_BASE|(0x1900##00000000))
+#define	MM_USER_MIN 	0x00000000##00010000
+#define USER_LIB_MAX	0x00007000##00000000
+#define USER_STACK_SZ	0x00000000##00020000	// 64 KiB
+#define USER_STACK_TOP	0x00007FFF##FFFFF000
+#define	MM_USER_MAX 	0x00007FFF##FFFFF000
+#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