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[v2,4/6] target-mips:Octeon cpu definition

Message ID 1319185026-17589-5-git-send-email-khansa@kics.edu.pk
State New
Headers show

Commit Message

Khansa Butt Oct. 21, 2011, 8:17 a.m. UTC 
From: Khansa Butt <khansa@kics.edu.pk>


Signed-off-by: Khansa Butt <khansa@kics.edu.pk>
---
 target-mips/mips-defs.h      |    2 ++
 target-mips/translate_init.c |   24 ++++++++++++++++++++++++
 2 files changed, 26 insertions(+), 0 deletions(-)
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Patch

diff --git a/target-mips/mips-defs.h b/target-mips/mips-defs.h
index bf094a3..e1ec2b2 100644
--- a/target-mips/mips-defs.h
+++ b/target-mips/mips-defs.h
@@ -41,6 +41,7 @@ 
 #define 	ASE_MICROMIPS	0x00080000
 
 /* Chip specific instructions. */
+#define         INSN_OCTEON  0x10000000
 #define		INSN_LOONGSON2E  0x20000000
 #define		INSN_LOONGSON2F  0x40000000
 #define		INSN_VR54XX	0x80000000
@@ -53,6 +54,7 @@ 
 #define		CPU_VR54XX	(CPU_MIPS4 | INSN_VR54XX)
 #define		CPU_LOONGSON2E  (CPU_MIPS3 | INSN_LOONGSON2E)
 #define		CPU_LOONGSON2F  (CPU_MIPS3 | INSN_LOONGSON2F)
+#define         CPU_OCTEON      (CPU_MIPS64R2 | INSN_OCTEON)
 
 #define		CPU_MIPS5	(CPU_MIPS4 | ISA_MIPS5)
 
diff --git a/target-mips/translate_init.c b/target-mips/translate_init.c
index c39138f..09d2605 100644
--- a/target-mips/translate_init.c
+++ b/target-mips/translate_init.c
@@ -451,6 +451,30 @@  static const mips_def_t mips_defs[] =
         .mmu_type = MMU_TYPE_R4000,
     },
     {
+        .name = "octeon",
+        .CP0_PRid = 0x0d30,
+        .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) |
+                       (MMU_TYPE_R4000 << CP0C0_MT),
+        .CP0_Config1 = MIPS_CONFIG1 | (63 << CP0C1_MMU) |
+                       (2 << CP0C1_IS) | (4 << CP0C1_IL) | (3 << CP0C1_IA) |
+                       (2 << CP0C1_DS) | (4 << CP0C1_DL) | (3 << CP0C1_DA) |
+                       (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP),
+        .CP0_Config2 = MIPS_CONFIG2,
+        .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_LPA),
+        .CP0_LLAddr_rw_bitmask = 0,
+        .CP0_LLAddr_shift = 0,
+        .SYNCI_Step = 32,
+        .CCRes = 2,
+        .CP0_Status_rw_bitmask = 0x36FBFFFF,
+        .CP1_fcr0 = (1 << FCR0_F64) | (1 << FCR0_3D) | (1 << FCR0_PS) |
+                    (1 << FCR0_L) | (1 << FCR0_W) | (1 << FCR0_D) |
+                    (1 << FCR0_S) | (0x00 << FCR0_PRID) | (0x0 << FCR0_REV),
+        .SEGBITS = 49,
+        .PABITS = 49,
+        .insn_flags = CPU_OCTEON | ASE_MIPS3D,
+        .mmu_type = MMU_TYPE_R4000,
+    },
+    {
         .name = "Loongson-2E",
         .CP0_PRid = 0x6302,
         /*64KB I-cache and d-cache. 4 way with 32 bit cache line size*/