--- np2/i386c/ia32/paging.h	2004/02/20 16:09:04	1.10
+++ np2/i386c/ia32/paging.h	2011/12/29 13:32:12	1.27
@@ -1,5 +1,3 @@
-/*	$Id: paging.h,v 1.10 2004/02/20 16:09:04 monaka Exp $	*/
-
 /*
  * Copyright (c) 2003 NONAKA Kimihiro
  * All rights reserved.
@@ -12,8 +10,6 @@
  * 2. Redistributions in binary form must reproduce the above copyright
  *    notice, this list of conditions and the following disclaimer in the
  *    documentation and/or other materials provided with the distribution.
- * 3. The name of the author may not be used to endorse or promote products
- *    derived from this software without specific prior written permission.
  *
  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR
  * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
@@ -35,23 +31,23 @@ extern "C" {
 #endif
 
 /*
- * 矢□斥’犯奴伊弁玄伉’巨件玄伉 (4K 田奶玄矢□斥銀迕凜)
+ * 矢□斥’犯奴伊弁玄伉’巨件玄伉 (4K 田奶玄矢□斥銀迕凜)
  *
  *  31                                    12 11   9 8  7 6 5  4   3   2   1  0 
  * +----------------------------------------+------+-+--+-+-+---+---+---+---+-+
- * |   ’伊﹝扑’弁﹝仲’瓦﹝扑’亥’鬖石’伙﹝扑’弗﹝仲’＞’用’孎弗   |扔生目丞奶玄|G|PS|-|A|PCD|PWT|U/S|R/W|P|
+ * |   樍婍汙槻弁樍扔樍砍汙樍极早槦亦樍砱汙槻弗樍扔槻＞樍脣旨槻弗   |餈末薀奴濈永|G|PS|-|A|PCD|PWT|U/S|R/W|P|
  * +----------------------------------------+------+-+--+-+-+---+---+---+---+-+
  *                                              |   |  | | |  |   |   |   |  |
- * 9-11: ’平’弗’瓦’逽仲’仿’𤪦□’穨‵﹜乓扔生目丞奶玄甘旦 --------+   |  | | |  |   |   |   |  |
- *    8: ’□’减扑’立’鬕仲’伊﹝扑’弁(白左扔鬖左﹜囍 ------------+  | | |  |   |   |   |  |
- *    7: 矢□斥’扔奶朮 (0 = 4k 田奶玄矢□斥) ---------+ | |  |   |   |   |  |
- *    6: 芺沶 (-) ---------------------------------------+ |  |   |   |   |  |
- *    5: 失弁本旦 -----------------------------------------+  |   |   |   |  |
- *    4: 平乓永扑亙拑躲 --------------------------------------+   |   |   |  |
- *    3: 仿奶玄旦伙□ --------------------------------------------+   |   |  |
- *    2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) ---------------------+   |  |
- *    1: 厶心潸曰▼踏五慇心 (0 = 厶心潸曰及心) ---------------------------+  |
- *    0: 矢□斥繡箕 ---------------------------------------------------------+
+ * 9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ --------+   |  | | |  |   |   |   |  |
+ *    8: 弘伕□田伙’矢□斥(拑骰今木月) ------------+  | | |  |   |   |   |  |
+ *    7: 矢□斥’扔奶朮 (0 = 4k 田奶玄矢□斥) ---------+ | |  |   |   |   |  |
+ *    6: 芺沶 (-) ---------------------------------------+ |  |   |   |   |  |
+ *    5: 失弁本旦 -----------------------------------------+  |   |   |   |  |
+ *    4: 平乓永扑亙拑躲 --------------------------------------+   |   |   |  |
+ *    3: 仿奶玄旦伙□ --------------------------------------------+   |   |  |
+ *    2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) ---------------------+   |  |
+ *    1: 厶心潸曰▼踏五慇心 (0 = 厶心潸曰及心) ---------------------------+  |
+ *    0: 矢□斥繡箕 ---------------------------------------------------------+
  */
 #define	CPU_PDE_BASEADDR_MASK	0xfffff000
 #define	CPU_PDE_GLOBAL_PAGE	(1 << 8)
@@ -65,23 +61,23 @@ extern "C" {
 #define	CPU_PDE_PRESENT		(1 << 0)
 
 /*
- * 矢□斥’犯奴伊弁玄伉’巨件玄伉 (4M 田奶玄矢□斥銀迕凜)
+ * 矢□斥’犯奴伊弁玄伉’巨件玄伉 (4M 田奶玄矢□斥銀迕凜)
  * 
  *  31                        22 21       12 11   9 8  7 6 5  4   3   2   1  0 
  * +----------------------------+-----------+------+-+--+-+-+---+---+---+---+-+
- * |矢□斥氾□皮伙及坁咥失玉伊旦|  芺沶碧心 |銀迕第|G|PS|D|A|PCD|PWT|U/S|R/W|P|
+ * |樍婍汙槻弁樍砍汙樍极早槦亦臄孕艛砍中樍脣旨槻弗|  頛圈巨刻弁啣Ⅸ |餈末薀奴濈永|G|PS|D|A|PCD|PWT|U/S|R/W|P|
  * +----------------------------+-----------+------+-+--+-+-+---+---+---+---+-+
  *                                              |   |  | | |  |   |   |   |  |
- * 9-11: ’平’弗’瓦’逽仲’仿’𤪦□’穨‵﹜乓扔生目丞奶玄甘旦 --------+   |  | | |  |   |   |   |  |
- *    8: ’□’减扑’立’鬕仲’伊﹝扑’弁 ------------------------+  | | |  |   |   |   |  |
- *    7: ’伊﹝扑’弁﹝仲’左’﹜’戊 (1 = 4M ’立’﹜’生’伊﹝扑’弁) ---------+ | |  |   |   |   |  |
- *    6: ’正﹝扑’瓦’＝ ---------------------------------------+ |  |   |   |   |  |
- *    5: ’＞’永’扔’弗 -----------------------------------------+  |   |   |   |  |
- *    4: ’亙’瑽氾’平’縗左弁--------------------------------------+   |   |   |  |
- *    3: ’穨﹜’生’弗’鬕扑 --------------------------------------------+   |   |  |
- *    2: ’鴥扑’市﹝末’弗﹝扑’丞’立’﹜’市 (0 = ’弗﹝扑’丞’立’﹜’市) ---------------------+   |  |
- *    1: 瓦用﹜′扑藀穬末旦韙食孆(0 = 厶心潸曰及心) ---------------------------+  |
- *    0: 矢□斥繡箕 ---------------------------------------------------------+
+ * 9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ --------+   |  | | |  |   |   |   |  |
+ *    8: 弘伕□田伙’矢□斥 ------------------------+  | | |  |   |   |   |  |
+ *    7: 矢□斥’扔奶朮 (1 = 4M 田奶玄矢□斥) ---------+ | |  |   |   |   |  |
+ *    6: 母□氾奴 ---------------------------------------+ |  |   |   |   |  |
+ *    5: 失弁本旦 -----------------------------------------+  |   |   |   |  |
+ *    4: 平乓永扑亙拑躲 --------------------------------------+   |   |   |  |
+ *    3: 仿奶玄旦伙□ --------------------------------------------+   |   |  |
+ *    2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) ---------------------+   |  |
+ *    1: 厶心潸曰▼踏五慇心 (0 = 厶心潸曰及心) ---------------------------+  |
+ *    0: 矢□斥繡箕 ---------------------------------------------------------+
  */
 #define	CPU_PDE_4M_BASEADDR_MASK	0xffc00000
 #define	CPU_PDE_4M_GLOBAL_PAGE		(1 << 8)
@@ -95,23 +91,23 @@ extern "C" {
 #define	CPU_PDE_4M_PRESENT		(1 << 0)
 
 /*
- * 矢□斥’氾□皮伙’巨件玄伉 (4k 田奶玄’矢□斥)
+ * 樍婍汙槻弁樍扔樍砍汙樍极早樍扔槻奴樍它樍啣收 (4k 樍濰丹樍啣汗樍婍汙槻弁)
  *
  *  31                                    12 11   9 8 7 6 5  4   3   2   1  0 
  * +----------------------------------------+------+-+-+-+-+---+---+---+---+-+
- * |        ’伊﹝扑’弁﹜石’伙﹝扑’弗﹝仲’＞’用’孎弗        |扔生目丞奶玄|G|-|D|A|PCD|PWT|U/S|R/W|P|
+ * |        樍婍汙槻弁槦亦樍砱汙槻弗樍扔槻＞樍脣旨槻弗        |餈末薀奴濈永|G|-|D|A|PCD|PWT|U/S|R/W|P|
  * +----------------------------------------+------+-+-+-+-+---+---+---+---+-+
  *                                              |   | | | |  |   |   |   |  |
- *  9-11: ’平’弗’瓦’逽仲’仿’𤪦□’穨‵﹜乓扔生目丞奶玄甘旦 -------+   | | | |  |   |   |   |  |
- *     8: ’□’减扑’立’鬕仲’伊﹝扑’弁 -----------------------+ | | |  |   |   |   |  |
- *     7: 目旦白(-) -----------------------------------+ | |  |   |   |   |  |
- *     6: 母□氾奴 -------------------------------------+ |  |   |   |   |  |
- *     5: 失弁本旦 ---------------------------------------+  |   |   |   |  |
- *     4: 平乓永扑亙拑躲 ------------------------------------+   |   |   |  |
- *     3: 仿奶玄旦伙□ ------------------------------------------+   |   |  |
- *     2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) -------------------+   |  |
- *     1: 厶心潸曰▼踏五慇心 (0 = 厶心潸曰及心) -------------------------+  |
- *     0: 矢□斥繡箕 -------------------------------------------------------+
+ *  9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ -------+   | | | |  |   |   |   |  |
+ *     8: 弘伕□田伙’矢□斥 -----------------------+ | | |  |   |   |   |  |
+ *     7: 芺沶 (-) -----------------------------------+ | |  |   |   |   |  |
+ *     6: 母□氾奴 -------------------------------------+ |  |   |   |   |  |
+ *     5: 失弁本旦 ---------------------------------------+  |   |   |   |  |
+ *     4: 平乓永扑亙拑躲 ------------------------------------+   |   |   |  |
+ *     3: 仿奶玄旦伙□ ------------------------------------------+   |   |  |
+ *     2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) -------------------+   |  |
+ *     1: 厶心潸曰▼踏五慇心 (0 = 厶心潸曰及心) -------------------------+  |
+ *     0: 矢□斥繡箕 -------------------------------------------------------+
  */
 #define	CPU_PTE_BASEADDR_MASK	0xfffff000
 #define	CPU_PTE_GLOBAL_PAGE	(1 << 8)
@@ -128,61 +124,66 @@ extern "C" {
 /*
  * linear address memory access function
  */
-UINT32 MEMCALL cpu_linear_memory_read(UINT32 address, UINT length, int code, int user_mode);
-void MEMCALL cpu_linear_memory_write(UINT32 address, UINT32 value, UINT length, int user_mode);
-void MEMCALL paging_check(UINT32 laddr, UINT length, int crw, int user_mode);
+void MEMCALL cpu_memory_access_la_region(UINT32 address, UINT length, const int ucrw, UINT8 *data);
+UINT32 MEMCALL laddr2paddr(const UINT32 laddr, const int ucrw);
+#define	laddr_to_paddr(laddr, ucrw) \
+	(!CPU_STAT_PAGING) ? (laddr) : (laddr2paddr((laddr), (ucrw)))
+
 
-/* crw */
-#define	CPU_PAGE_READ		(0 << 0)
+/* ucrw */
 #define	CPU_PAGE_WRITE		(1 << 0)
 #define	CPU_PAGE_CODE		(1 << 1)
 #define	CPU_PAGE_DATA		(1 << 2)
-#define	CPU_PAGE_READ_CODE	(CPU_PAGE_READ|CPU_PAGE_CODE)
-#define	CPU_PAGE_READ_DATA	(CPU_PAGE_READ|CPU_PAGE_DATA)
+#define	CPU_PAGE_USER_MODE	(1 << 3)	/* == CPU_MODE_USER */
+#define	CPU_PAGE_READ_CODE	(CPU_PAGE_CODE)
+#define	CPU_PAGE_READ_DATA	(CPU_PAGE_DATA)
 #define	CPU_PAGE_WRITE_DATA	(CPU_PAGE_WRITE|CPU_PAGE_DATA)
 
+UINT8 MEMCALL cpu_memory_access_la_RMW_b(UINT32 laddr, UINT32 (CPUCALL *func)(UINT32, void *), void *arg);
+UINT16 MEMCALL cpu_memory_access_la_RMW_w(UINT32 laddr, UINT32 (CPUCALL *func)(UINT32, void *), void *arg);
+UINT32 MEMCALL cpu_memory_access_la_RMW_d(UINT32 laddr, UINT32 (CPUCALL *func)(UINT32, void *), void *arg);
+UINT8 MEMCALL cpu_linear_memory_read_b(UINT32 laddr, const int ucrw);
+UINT16 MEMCALL cpu_linear_memory_read_w(UINT32 laddr, const int ucrw);
+UINT32 MEMCALL cpu_linear_memory_read_d(UINT32 laddr, const int ucrw);
+UINT64 MEMCALL cpu_linear_memory_read_q(UINT32 laddr, const int ucrw);
+REG80 MEMCALL cpu_linear_memory_read_f(UINT32 laddr, const int ucrw);
+void MEMCALL cpu_linear_memory_write_b(UINT32 laddr, UINT8 value, const int user_mode);
+void MEMCALL cpu_linear_memory_write_w(UINT32 laddr, UINT16 value, const int user_mode);
+void MEMCALL cpu_linear_memory_write_d(UINT32 laddr, UINT32 value, const int user_mode);
+void MEMCALL cpu_linear_memory_write_q(UINT32 laddr, UINT64 value, const int user_mode);
+void MEMCALL cpu_linear_memory_write_f(UINT32 laddr, const REG80 *value, const int user_mode);
 
 #define	cpu_lmemoryread(a,pl) \
 	(!CPU_STAT_PAGING) ? \
 	 cpu_memoryread(a) : \
-	 (UINT8)cpu_linear_memory_read(a,1,CPU_PAGE_READ_DATA,pl)
+	 cpu_linear_memory_read_b(a,CPU_PAGE_READ_DATA | (pl))
+#define	cpu_lmemoryread_b(a,pl) cpu_lmemoryread(a,pl)
 #define	cpu_lmemoryread_w(a,pl) \
 	(!CPU_STAT_PAGING) ? \
 	 cpu_memoryread_w(a) : \
-	 (UINT16)cpu_linear_memory_read(a,2,CPU_PAGE_READ_DATA,pl)
+	 cpu_linear_memory_read_w(a,CPU_PAGE_READ_DATA | (pl))
 #define	cpu_lmemoryread_d(a,pl) \
 	(!CPU_STAT_PAGING) ? \
 	 cpu_memoryread_d(a) : \
-	 cpu_linear_memory_read(a,4,CPU_PAGE_READ_DATA,pl)
+	 cpu_linear_memory_read_d(a,CPU_PAGE_READ_DATA | (pl))
+#define	cpu_lmemoryread_q(a,pl) \
+	(!CPU_STAT_PAGING) ? \
+	 cpu_memoryread_q(a) : \
+	 cpu_linear_memory_read_q(a,CPU_PAGE_READ_DATA | (pl))
 
 #define	cpu_lmemorywrite(a,v,pl) \
 	(!CPU_STAT_PAGING) ? \
-	 cpu_memorywrite(a,v) : \
-	 cpu_linear_memory_write(a,v,1,pl)
+	 cpu_memorywrite(a,v) : cpu_linear_memory_write_b(a,v,pl)
+#define	cpu_lmemorywrite_b(a,v,pl) cpu_lmemorywrite(a,v,pl)
 #define	cpu_lmemorywrite_w(a,v,pl) \
 	(!CPU_STAT_PAGING) ? \
-	 cpu_memorywrite_w(a,v) : \
-	 cpu_linear_memory_write(a,v,2,pl)
+	 cpu_memorywrite_w(a,v) : cpu_linear_memory_write_w(a,v,pl)
 #define	cpu_lmemorywrite_d(a,v,pl) \
 	(!CPU_STAT_PAGING) ? \
-	 cpu_memorywrite_d(a,v) : \
-	 cpu_linear_memory_write(a,v,4,pl)
-
-/*
- * code segment
- */
-#define	cpu_lcmemoryread(a) \
-	(!CPU_STAT_PAGING) ? \
-	 cpu_memoryread(a) : \
-	 (UINT8)cpu_linear_memory_read(a,1,CPU_PAGE_READ_CODE,CPU_STAT_USER_MODE)
-#define	cpu_lcmemoryread_w(a) \
+	 cpu_memorywrite_d(a,v) : cpu_linear_memory_write_d(a,v,pl)
+#define	cpu_lmemorywrite_q(a,v,pl) \
 	(!CPU_STAT_PAGING) ? \
-	 cpu_memoryread_w(a) : \
-	 (UINT16)cpu_linear_memory_read(a,2,CPU_PAGE_READ_CODE,CPU_STAT_USER_MODE)
-#define	cpu_lcmemoryread_d(a) \
-	(!CPU_STAT_PAGING) ? \
-	 cpu_memoryread_d(a) : \
-	 cpu_linear_memory_read(a,4,CPU_PAGE_READ_CODE,CPU_STAT_USER_MODE)
+	 cpu_memorywrite_q(a,v) : cpu_linear_memory_write_q(a,v,pl)
 
 /*
  * linear address memory access with superviser mode
@@ -196,29 +197,26 @@ void MEMCALL paging_check(UINT32 laddr, 
 
 
 /*
- * CR3 (Page Directory Entry base physical address)
+ * TLB function
  */
-#define	set_CR3(cr3) \
-do { \
-	VERBOSE(("set_CR3: old = %08x, new = 0x%08x", CPU_CR3, (cr3) & CPU_CR3_MASK)); \
-	CPU_CR3 = (cr3) & CPU_CR3_MASK; \
-	CPU_STAT_PDE_BASE = CPU_CR3 & CPU_CR3_PD_MASK; \
-	tlb_flush(FALSE); \
-} while (/*CONSTCOND*/ 0)
+typedef struct {
+	UINT32	tag;	/* linear address */
+#define	TLB_ENTRY_TAG_VALID		(1 << 0)
+/*	pde & pte & CPU_PTE_WRITABLE	(1 << 1)	*/
+/*	pde & pte & CPU_PTE_USER_MODE	(1 << 2)	*/
+#define	TLB_ENTRY_TAG_DIRTY		CPU_PTE_DIRTY		/* (1 << 6) */
+#define	TLB_ENTRY_TAG_GLOBAL		CPU_PTE_GLOBAL_PAGE	/* (1 << 8) */
+#define	TLB_ENTRY_TAG_MAX_SHIFT		12
 
+	UINT32	paddr;	/* physical address */
+
+	UINT8	*memp;	/* shortcut for pre-fetch queue */
+} TLB_ENTRY_T;
 
-/*
- * TLB function
- */
-#if defined(IA32_SUPPORT_TLB)
 void tlb_init(void);
-void tlb_flush(BOOL allflush);
-void tlb_flush_page(UINT32 vaddr);
-#else
-#define	tlb_init()
-#define	tlb_flush(allflush)	(void)allflush
-#define	tlb_flush_page(vaddr)	(void)vaddr
-#endif
+void MEMCALL tlb_flush(BOOL allflush);
+void MEMCALL tlb_flush_page(UINT32 laddr);
+TLB_ENTRY_T* MEMCALL tlb_lookup(const UINT32 laddr, const int ucrw);
 
 #ifdef __cplusplus
 }