Changeset 0867321 in mainline for kernel/arch/ppc32/include

Timestamp:

2009-02-02T18:06:15Z (17 years ago)

Author:

Martin Decky <martin@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

cdda403

Parents:

7b187ef

Message:

very experimental TLB refill for ppc32

Location:

kernel/arch/ppc32/include

Files:

• asm/regname.h (modified) (2 diffs)
• mm/tlb.h (modified) (1 diff)

kernel/arch/ppc32/include/asm/regname.h

@@ -212 +212 @@
 #define dbat3u  542
 #define dbat3l  543
+#define tlbmiss 980
+#define ptehi   981
+#define ptelo   982
 #define hid0    1008
 
@@ -221 +224 @@
 
 /* HID0 bits */
+#define hid0_sten       (1 << 24)
 #define hid0_ice        (1 << 15)
 #define hid0_dce        (1 << 14)
 #define hid0_icfi       (1 << 11)
 #define hid0_dci        (1 << 10)
-#define hid0_sten       (1 << 7)
 
 #endif

kernel/arch/ppc32/include/mm/tlb.h

@@ -59 +59 @@
 } phte_t;
 
+typedef struct {
+        unsigned v : 1;
+        unsigned vsid : 24;
+        unsigned reserved0 : 1;
+        unsigned api : 6;
+} ptehi_t;
+
+typedef struct {
+        unsigned rpn : 20;
+        unsigned xpn : 3;
+        unsigned reserved0 : 1;
+        unsigned c : 1;
+        unsigned wimg : 4;
+        unsigned x : 1;
+        unsigned pp : 2;
+} ptelo_t;
+
+extern void pht_init(void);
 extern void pht_refill(int n, istate_t *istate);
 extern bool pht_refill_real(int n, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
-extern void pht_init(void);
+extern void tlb_refill_real(int n, uint32_t tlbmiss, ptehi_t ptehi, ptelo_t ptelo, istate_t *istate) __attribute__ ((section("K_UNMAPPED_TEXT_START")));
 
 #endif