1 files changed, 85 insertions, 22 deletions

diff --git a/arch/mips/include/asm/octeon/octeon-model.h b/arch/mips/include/asm/octeon/octeon-model.h
index e8a1c2fd52cd..92b377e36dac 100644
--- a/arch/mips/include/asm/octeon/octeon-model.h
+++ b/arch/mips/include/asm/octeon/octeon-model.h
@@ -45,6 +45,7 @@
  */
 
 #define OCTEON_FAMILY_MASK      0x00ffff00
+#define OCTEON_PRID_MASK        0x00ffffff
 
 /* Flag bits in top byte */
 /* Ignores revision in model checks */
@@ -63,11 +64,52 @@
 #define OM_MATCH_6XXX_FAMILY_MODELS     0x40000000
 /* Match all cnf7XXX Octeon models. */
 #define OM_MATCH_F7XXX_FAMILY_MODELS    0x80000000
+/* Match all cn7XXX Octeon models. */
+#define OM_MATCH_7XXX_FAMILY_MODELS     0x10000000
+#define OM_MATCH_FAMILY_MODELS          (OM_MATCH_5XXX_FAMILY_MODELS |  \
+                                         OM_MATCH_6XXX_FAMILY_MODELS |  \
+                                         OM_MATCH_F7XXX_FAMILY_MODELS | \
+                                         OM_MATCH_7XXX_FAMILY_MODELS)
+/*
+ * CN7XXX models with new revision encoding
+ */
+
+#define OCTEON_CN73XX_PASS1_0   0x000d9700
+#define OCTEON_CN73XX           (OCTEON_CN73XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN73XX_PASS1_X   (OCTEON_CN73XX_PASS1_0 | \
+                                 OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN70XX_PASS1_0   0x000d9600
+#define OCTEON_CN70XX_PASS1_1   0x000d9601
+#define OCTEON_CN70XX_PASS1_2   0x000d9602
+
+#define OCTEON_CN70XX_PASS2_0   0x000d9608
+
+#define OCTEON_CN70XX           (OCTEON_CN70XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN70XX_PASS1_X   (OCTEON_CN70XX_PASS1_0 | \
+                                 OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN70XX_PASS2_X   (OCTEON_CN70XX_PASS2_0 | \
+                                 OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN71XX           OCTEON_CN70XX
+
+#define OCTEON_CN78XX_PASS1_0   0x000d9500
+#define OCTEON_CN78XX_PASS1_1   0x000d9501
+#define OCTEON_CN78XX_PASS2_0   0x000d9508
+
+#define OCTEON_CN78XX           (OCTEON_CN78XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN78XX_PASS1_X   (OCTEON_CN78XX_PASS1_0 | \
+                                 OM_IGNORE_MINOR_REVISION)
+#define OCTEON_CN78XX_PASS2_X   (OCTEON_CN78XX_PASS2_0 | \
+                                 OM_IGNORE_MINOR_REVISION)
+
+#define OCTEON_CN76XX           (0x000d9540 | OM_CHECK_SUBMODEL)
 
 /*
  * CNF7XXX models with new revision encoding
  */
 #define OCTEON_CNF71XX_PASS1_0  0x000d9400
+#define OCTEON_CNF71XX_PASS1_1  0x000d9401
 
 #define OCTEON_CNF71XX          (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_REVISION)
 #define OCTEON_CNF71XX_PASS1_X  (OCTEON_CNF71XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
@@ -79,6 +121,8 @@
 #define OCTEON_CN68XX_PASS1_1   0x000d9101
 #define OCTEON_CN68XX_PASS1_2   0x000d9102
 #define OCTEON_CN68XX_PASS2_0   0x000d9108
+#define OCTEON_CN68XX_PASS2_1   0x000d9109
+#define OCTEON_CN68XX_PASS2_2   0x000d910a
 
 #define OCTEON_CN68XX           (OCTEON_CN68XX_PASS2_0 | OM_IGNORE_REVISION)
 #define OCTEON_CN68XX_PASS1_X   (OCTEON_CN68XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
@@ -104,11 +148,18 @@
 #define OCTEON_CN63XX_PASS1_X   (OCTEON_CN63XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN63XX_PASS2_X   (OCTEON_CN63XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 
+/* CN62XX is same as CN63XX with 1 MB cache */
+#define OCTEON_CN62XX           OCTEON_CN63XX
+
 #define OCTEON_CN61XX_PASS1_0   0x000d9300
+#define OCTEON_CN61XX_PASS1_1   0x000d9301
 
 #define OCTEON_CN61XX           (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_REVISION)
 #define OCTEON_CN61XX_PASS1_X   (OCTEON_CN61XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
 
+/* CN60XX is same as CN61XX with 512 KB cache */
+#define OCTEON_CN60XX           OCTEON_CN61XX
+
 /*
  * CN5XXX models with new revision encoding
  */
@@ -120,7 +171,7 @@
 #define OCTEON_CN58XX_PASS2_2   0x000d030a
 #define OCTEON_CN58XX_PASS2_3   0x000d030b
 
-#define OCTEON_CN58XX           (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_REVISION)
+#define OCTEON_CN58XX           (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_REVISION)
 #define OCTEON_CN58XX_PASS1_X   (OCTEON_CN58XX_PASS1_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN58XX_PASS2_X   (OCTEON_CN58XX_PASS2_0 | OM_IGNORE_MINOR_REVISION)
 #define OCTEON_CN58XX_PASS1     OCTEON_CN58XX_PASS1_X
@@ -217,12 +268,10 @@
 #define OCTEON_CN3XXX           (OCTEON_CN58XX_PASS1_0 | OM_MATCH_PREVIOUS_MODELS | OM_IGNORE_REVISION)
 #define OCTEON_CN5XXX           (OCTEON_CN58XX_PASS1_0 | OM_MATCH_5XXX_FAMILY_MODELS)
 #define OCTEON_CN6XXX           (OCTEON_CN63XX_PASS1_0 | OM_MATCH_6XXX_FAMILY_MODELS)
-
-/* These are used to cover entire families of OCTEON processors */
-#define OCTEON_FAM_1            (OCTEON_CN3XXX)
-#define OCTEON_FAM_PLUS         (OCTEON_CN5XXX)
-#define OCTEON_FAM_1_PLUS       (OCTEON_FAM_PLUS | OM_MATCH_PREVIOUS_MODELS)
-#define OCTEON_FAM_2            (OCTEON_CN6XXX)
+#define OCTEON_CNF7XXX          (OCTEON_CNF71XX_PASS1_0 | \
+                                 OM_MATCH_F7XXX_FAMILY_MODELS)
+#define OCTEON_CN7XXX           (OCTEON_CN78XX_PASS1_0 | \
+                                 OM_MATCH_7XXX_FAMILY_MODELS)
 
 /* The revision byte (low byte) has two different encodings.
  * CN3XXX:
@@ -232,7 +281,7 @@
  *     <4>:   alternate package
  *     <3:0>: revision
  *
- * CN5XXX:
+ * CN5XXX and older models:
  *
  *     bits
  *     <7>:   reserved (0)
@@ -251,17 +300,21 @@
 /* CN5XXX and later use different layout of bits in the revision ID field */
 #define OCTEON_58XX_FAMILY_MASK      OCTEON_38XX_FAMILY_MASK
 #define OCTEON_58XX_FAMILY_REV_MASK  0x00ffff3f
-#define OCTEON_58XX_MODEL_MASK       0x00ffffc0
+#define OCTEON_58XX_MODEL_MASK       0x00ffff40
 #define OCTEON_58XX_MODEL_REV_MASK   (OCTEON_58XX_FAMILY_REV_MASK | OCTEON_58XX_MODEL_MASK)
-#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00fffff8)
+#define OCTEON_58XX_MODEL_MINOR_REV_MASK (OCTEON_58XX_MODEL_REV_MASK & 0x00ffff38)
 #define OCTEON_5XXX_MODEL_MASK       0x00ff0fc0
 
-/* forward declarations */
 static inline uint32_t cvmx_get_proc_id(void) __attribute__ ((pure));
 static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
 
 #define __OCTEON_MATCH_MASK__(x, y, z) (((x) & (z)) == ((y) & (z)))
 
+/*
+ * __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model)
+ * returns true if chip_model is identical or belong to the OCTEON
+ * model group specified in arg_model.
+ */
 /* NOTE: This for internal use only! */
 #define __OCTEON_IS_MODEL_COMPILE__(arg_model, chip_model)              \
 ((((arg_model & OCTEON_38XX_FAMILY_MASK) < OCTEON_CN58XX_PASS1_0)  && ( \
@@ -286,11 +339,18 @@ static inline uint64_t cvmx_read_csr(uint64_t csr_addr);
                 ((((arg_model) & (OM_FLAG_MASK)) == OM_IGNORE_REVISION) \
                         && __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_FAMILY_MASK)) || \
                 ((((arg_model) & (OM_FLAG_MASK)) == OM_CHECK_SUBMODEL)  \
-                        && __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_REV_MASK)) || \
+                        && __OCTEON_MATCH_MASK__((chip_model), (arg_model), OCTEON_58XX_MODEL_MASK)) || \
                 ((((arg_model) & (OM_MATCH_5XXX_FAMILY_MODELS)) == OM_MATCH_5XXX_FAMILY_MODELS) \
-                        && ((chip_model) >= OCTEON_CN58XX_PASS1_0) && ((chip_model) < OCTEON_CN63XX_PASS1_0)) || \
+                        && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN58XX_PASS1_0) \
+                        && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN63XX_PASS1_0)) || \
                 ((((arg_model) & (OM_MATCH_6XXX_FAMILY_MODELS)) == OM_MATCH_6XXX_FAMILY_MODELS) \
-                        && ((chip_model) >= OCTEON_CN63XX_PASS1_0)) ||  \
+                        && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN63XX_PASS1_0) \
+                        && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CNF71XX_PASS1_0)) || \
+                ((((arg_model) & (OM_MATCH_F7XXX_FAMILY_MODELS)) == OM_MATCH_F7XXX_FAMILY_MODELS) \
+                        && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CNF71XX_PASS1_0) \
+                        && ((chip_model & OCTEON_PRID_MASK) < OCTEON_CN78XX_PASS1_0)) || \
+                ((((arg_model) & (OM_MATCH_7XXX_FAMILY_MODELS)) == OM_MATCH_7XXX_FAMILY_MODELS) \
+                        && ((chip_model & OCTEON_PRID_MASK) >= OCTEON_CN78XX_PASS1_0)) || \
                 ((((arg_model) & (OM_MATCH_PREVIOUS_MODELS)) == OM_MATCH_PREVIOUS_MODELS) \
                         && (((chip_model) & OCTEON_58XX_MODEL_MASK) < ((arg_model) & OCTEON_58XX_MODEL_MASK))) \
                 )))
@@ -300,14 +360,6 @@ static inline int __octeon_is_model_runtime__(uint32_t model)
 {
         uint32_t cpuid = cvmx_get_proc_id();
 
-        /*
-         * Check for special case of mismarked 3005 samples. We only
-         * need to check if the sub model isn't being ignored
-         */
-        if ((model & OM_CHECK_SUBMODEL) == OM_CHECK_SUBMODEL) {
-                if (cpuid == OCTEON_CN3010_PASS1 && (cvmx_read_csr(0x80011800800007B8ull) & (1ull << 34)))
-                        cpuid |= 0x10;
-        }
         return __OCTEON_IS_MODEL_COMPILE__(model, cpuid);
 }
 
@@ -326,10 +378,21 @@ static inline int __octeon_is_model_runtime__(uint32_t model)
 #define OCTEON_IS_COMMON_BINARY() 1
 #undef OCTEON_MODEL
 
+#define OCTEON_IS_OCTEON1()     OCTEON_IS_MODEL(OCTEON_CN3XXX)
+#define OCTEON_IS_OCTEONPLUS()  OCTEON_IS_MODEL(OCTEON_CN5XXX)
+#define OCTEON_IS_OCTEON2()                                             \
+        (OCTEON_IS_MODEL(OCTEON_CN6XXX) || OCTEON_IS_MODEL(OCTEON_CNF71XX))
+
+#define OCTEON_IS_OCTEON3()     OCTEON_IS_MODEL(OCTEON_CN7XXX)
+
+#define OCTEON_IS_OCTEON1PLUS() (OCTEON_IS_OCTEON1() || OCTEON_IS_OCTEONPLUS())
+
 const char *__init octeon_model_get_string(uint32_t chip_id);
 
 /*
  * Return the octeon family, i.e., ProcessorID of the PrID register.
+ *
+ * @return the octeon family on success, ((unint32_t)-1) on error.
  */
 static inline uint32_t cvmx_get_octeon_family(void)
 {