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-version 1.4, 2004/01/23 14:33:26
+version 1.27, 2011/12/29 13:32:12
  Line 1
- /*      $Id$    */
  /*
   * Copyright (c) 2003 NONAKA Kimihiro
   * All rights reserved.
- Line 12
+ Line 10
   * 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
- Line 35  extern "C" {
+ Line 31  extern "C" {
  #endif
  /*
   * 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|0|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 --------+   |  | | |  |   |   |   |  |
+  * 9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ --------+   |  | | |  |   |   |   |  |
-  *    8: ’□’减扑’立’鬕仲’伊﹝扑’弁(白左扔鬖左﹜囍 ------------+  | | |  |   |   |   |  |
+  *    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 (0) ---------------------------------------+ |  |   |   |   |  |
+  *    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)
  #define CPU_PDE_PAGE_SIZE       (1 << 7)
+ #define CPU_PDE_DIRTY           (1 << 6)
  #define CPU_PDE_ACCESS          (1 << 5)
  #define CPU_PDE_CACHE_DISABLE   (1 << 4)
  #define CPU_PDE_WRITE_THROUGH   (1 << 3)
- Line 63  extern "C" {
+ Line 61  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)
   *
   *  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 --------+   |  | | |  |   |   |   |  |
+  * 9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ --------+   |  | | |  |   |   |   |  |
-  *    8: ’□’减扑’立’鬕仲’伊﹝扑’弁 ------------------------+  | | |  |   |   |   |  |
+  *    8: 弘伕□田伙’矢□斥 ------------------------+  | | |  |   |   |   |  |
-  *    7: ’伊﹝扑’弁﹝仲’左’﹜’戊 (1 = 4M ’立’﹜’生’伊﹝扑’弁) ---------+ | |  |   |   |   |  |
+  *    7: 矢□斥’扔奶朮 (1 = 4M 田奶玄矢□斥) ---------+ | |  |   |   |   |  |
-  *    6: ’正﹝扑’瓦’＝ ---------------------------------------+ |  |   |   |   |  |
+  *    6: 母□氾奴 ---------------------------------------+ |  |   |   |   |  |
-  *    5: ’＞’永’扔’弗 -----------------------------------------+  |   |   |   |  |
+  *    5: 失弁本旦 -----------------------------------------+  |   |   |   |  |
-  *    4: ’亙’瑽氾’平’縗左弁--------------------------------------+   |   |   |  |
+  *    4: 平乓永扑亙拑躲 --------------------------------------+   |   |   |  |
-  *    3: ’穨﹜’生’弗’鬕扑 --------------------------------------------+   |   |  |
+  *    3: 仿奶玄旦伙□ --------------------------------------------+   |   |  |
-  *    2: ’鴥扑’市﹝末’弗﹝扑’丞’立’﹜’市 (0 = ’弗﹝扑’丞’立’﹜’市) ---------------------+   |  |
+  *    2: 交□扒▼旦□由田奶扒 (0 = 旦□由田奶扒) ---------------------+   |  |
-  *    1: 瓦用﹜′扑藀穬末旦韙食孆(0 = 厶心潸曰及心) ---------------------------+  |
+  *    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)
- Line 93  extern "C" {
+ Line 91  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|0|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 -------+   | | | |  |   |   |   |  |
+  *  9-11: 扑旦氾丞’皿伕弘仿穴互銀迕第チ -------+   | | | |  |   |   |   |  |
-  *     8: ’□’减扑’立’鬕仲’伊﹝扑’弁 -----------------------+ | | |  |   |   |   |  |
+  *     8: 弘伕□田伙’矢□斥 -----------------------+ | | |  |   |   |   |  |
-  *     7: 目旦白(0) -----------------------------------+ | |  |   |   |   |  |
+  *     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)
+ #define CPU_PTE_PAGE_SIZE       (1 << 7)
  #define CPU_PTE_DIRTY           (1 << 6)
  #define CPU_PTE_ACCESS          (1 << 5)
  #define CPU_PTE_CACHE_DISABLE   (1 << 4)
- Line 122  extern "C" {
+ Line 121  extern "C" {
  #define CPU_PTE_PRESENT         (1 << 0)
- /* enter/leave paging mode */
+ /*
- void FASTCALL change_pg(int onoff);
+  * linear address memory access function
+  */
- /* paging check */
+ void MEMCALL cpu_memory_access_la_region(UINT32 address, UINT length, const int ucrw, UINT8 *data);
- void MEMCALL paging_check(DWORD laddr, DWORD length, int rw);
+ UINT32 MEMCALL laddr2paddr(const UINT32 laddr, const int ucrw);
+ #define laddr_to_paddr(laddr, ucrw) \
- /* paging_check(): rw */
+         (!CPU_STAT_PAGING) ? (laddr) : (laddr2paddr((laddr), (ucrw)))
- #define CPU_PAGING_PAGE_READ    (0 << 0)
- #define CPU_PAGING_PAGE_WRITE   (1 << 0)
+ /* ucrw */
- /*
+ #define CPU_PAGE_WRITE          (1 << 0)
-  * linear address function
+ #define CPU_PAGE_CODE           (1 << 1)
-  */
+ #define CPU_PAGE_DATA           (1 << 2)
- DWORD MEMCALL cpu_linear_memory_read(DWORD address, DWORD length, int code);
+ #define CPU_PAGE_USER_MODE      (1 << 3)        /* == CPU_MODE_USER */
- void MEMCALL cpu_linear_memory_write(DWORD address, DWORD length, DWORD value);
+ #define CPU_PAGE_READ_CODE      (CPU_PAGE_CODE)
+ #define CPU_PAGE_READ_DATA      (CPU_PAGE_DATA)
- /* cpu_linear_memory_read(): code */
+ #define CPU_PAGE_WRITE_DATA     (CPU_PAGE_WRITE|CPU_PAGE_DATA)
- #define CPU_PAGING_PAGE_CODE    (1 << 1)
- #define CPU_PAGING_PAGE_DATA    (1 << 2)
+ 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);
- #define cpu_lmemoryread(a) \
+ UINT32 MEMCALL cpu_memory_access_la_RMW_d(UINT32 laddr, UINT32 (CPUCALL *func)(UINT32, void *), void *arg);
-         (CPU_STAT_PAGING) ? \
+ UINT8 MEMCALL cpu_linear_memory_read_b(UINT32 laddr, const int ucrw);
-                 (BYTE)cpu_linear_memory_read(a, 1, FALSE) : \
+ UINT16 MEMCALL cpu_linear_memory_read_w(UINT32 laddr, const int ucrw);
-                 cpu_memoryread(a);
+ UINT32 MEMCALL cpu_linear_memory_read_d(UINT32 laddr, const int ucrw);
- #define cpu_lmemoryread_w(a) \
+ UINT64 MEMCALL cpu_linear_memory_read_q(UINT32 laddr, const int ucrw);
-         (CPU_STAT_PAGING) ? \
+ REG80 MEMCALL cpu_linear_memory_read_f(UINT32 laddr, const int ucrw);
-                 (WORD)cpu_linear_memory_read(a, 2, FALSE) : \
+ void MEMCALL cpu_linear_memory_write_b(UINT32 laddr, UINT8 value, const int user_mode);
-                 cpu_memoryread_w(a);
+ void MEMCALL cpu_linear_memory_write_w(UINT32 laddr, UINT16 value, const int user_mode);
- #define cpu_lmemoryread_d(a) \
+ void MEMCALL cpu_linear_memory_write_d(UINT32 laddr, UINT32 value, const int user_mode);
-         (CPU_STAT_PAGING) ? \
+ void MEMCALL cpu_linear_memory_write_q(UINT32 laddr, UINT64 value, const int user_mode);
-                 cpu_linear_memory_read(a, 4, FALSE) : \
+ void MEMCALL cpu_linear_memory_write_f(UINT32 laddr, const REG80 *value, const int user_mode);
-                 cpu_memoryread_d(a);
+ #define cpu_lmemoryread(a,pl) \
- #define cpu_lmemorywrite(a,v) \
+         (!CPU_STAT_PAGING) ? \
-         (CPU_STAT_PAGING) ? \
+          cpu_memoryread(a) : \
-                 cpu_linear_memory_write(a, 1, v) : \
+          cpu_linear_memory_read_b(a,CPU_PAGE_READ_DATA | (pl))
-                 cpu_memorywrite(a,v);
+ #define cpu_lmemoryread_b(a,pl) cpu_lmemoryread(a,pl)
- #define cpu_lmemorywrite_w(a,v) \
+ #define cpu_lmemoryread_w(a,pl) \
-         (CPU_STAT_PAGING) ? \
+         (!CPU_STAT_PAGING) ? \
-                 cpu_linear_memory_write(a, 2, v) : \
+          cpu_memoryread_w(a) : \
-                 cpu_memorywrite_w(a,v);
+          cpu_linear_memory_read_w(a,CPU_PAGE_READ_DATA | (pl))
- #define cpu_lmemorywrite_d(a,v) \
+ #define cpu_lmemoryread_d(a,pl) \
-         (CPU_STAT_PAGING) ? \
+         (!CPU_STAT_PAGING) ? \
-                 cpu_linear_memory_write(a, 4, v) : \
+          cpu_memoryread_d(a) : \
-                 cpu_memorywrite_d(a,v);
+          cpu_linear_memory_read_d(a,CPU_PAGE_READ_DATA | (pl))
+ #define cpu_lmemoryread_q(a,pl) \
- #define cpu_lcmemoryread(a) \
+         (!CPU_STAT_PAGING) ? \
-         (CPU_STAT_PAGING) ? \
+          cpu_memoryread_q(a) : \
-                 (BYTE)cpu_linear_memory_read(a, 1, TRUE) : \
+          cpu_linear_memory_read_q(a,CPU_PAGE_READ_DATA | (pl))
-                 cpu_memoryread(a);
- #define cpu_lcmemoryread_w(a) \
+ #define cpu_lmemorywrite(a,v,pl) \
-         (CPU_STAT_PAGING) ? \
+         (!CPU_STAT_PAGING) ? \
-                 (WORD)cpu_linear_memory_read(a, 2, TRUE) : \
+          cpu_memorywrite(a,v) : cpu_linear_memory_write_b(a,v,pl)
-                 cpu_memoryread_w(a);
+ #define cpu_lmemorywrite_b(a,v,pl) cpu_lmemorywrite(a,v,pl)
- #define cpu_lcmemoryread_d(a) \
+ #define cpu_lmemorywrite_w(a,v,pl) \
-         (CPU_STAT_PAGING) ? \
+         (!CPU_STAT_PAGING) ? \
-                 cpu_linear_memory_read(a, 4, TRUE) : \
+          cpu_memorywrite_w(a,v) : cpu_linear_memory_write_w(a,v,pl)
-                 cpu_memoryread_d(a);
+ #define cpu_lmemorywrite_d(a,v,pl) \
+         (!CPU_STAT_PAGING) ? \
- #define set_CR3(cr3) \
+          cpu_memorywrite_d(a,v) : cpu_linear_memory_write_d(a,v,pl)
- do { \
+ #define cpu_lmemorywrite_q(a,v,pl) \
-         CPU_CR3 = (cr3) & CPU_CR3_MASK; \
+         (!CPU_STAT_PAGING) ? \
-         tlb_flush(FALSE); \
+          cpu_memorywrite_q(a,v) : cpu_linear_memory_write_q(a,v,pl)
- } while (/*CONSTCOND*/ 0)
+ /*
+  * linear address memory access with superviser mode
+  */
+ #define cpu_kmemoryread(a)      cpu_lmemoryread(a,CPU_MODE_SUPERVISER)
+ #define cpu_kmemoryread_w(a)    cpu_lmemoryread_w(a,CPU_MODE_SUPERVISER)
+ #define cpu_kmemoryread_d(a)    cpu_lmemoryread_d(a,CPU_MODE_SUPERVISER)
+ #define cpu_kmemorywrite(a,v)   cpu_lmemorywrite(a,v,CPU_MODE_SUPERVISER)
+ #define cpu_kmemorywrite_w(a,v) cpu_lmemorywrite_w(a,v,CPU_MODE_SUPERVISER)
+ #define cpu_kmemorywrite_d(a,v) cpu_lmemorywrite_d(a,v,CPU_MODE_SUPERVISER)
  /*
   * TLB function
   */
- void tlb_init();
+ typedef struct {
- void tlb_flush(BOOL allflush);
+         UINT32  tag;    /* linear address */
- void tlb_flush_page(DWORD vaddr);
+ #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;
+ void tlb_init(void);
+ 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
  }

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