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[Qemu-devel] [PATCH pic32 v3 04/16] pic32: add two MIPS processor varian


From: Serge Vakulenko
Subject: [Qemu-devel] [PATCH pic32 v3 04/16] pic32: add two MIPS processor variants: M4K and microAptivUP
Date: Sun, 5 Jul 2015 23:14:52 -0700

Needed for pic32mx (M4K) and pic32mz (microAptivUP) simulation.

Signed-off-by: Serge Vakulenko <address@hidden>
---
 target-mips/translate_init.c | 46 ++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 46 insertions(+)

diff --git a/target-mips/translate_init.c b/target-mips/translate_init.c
index ddfaff8..8786321 100644
--- a/target-mips/translate_init.c
+++ b/target-mips/translate_init.c
@@ -190,6 +190,26 @@ static const mips_def_t mips_defs[] =
         .mmu_type = MMU_TYPE_FMT,
     },
     {
+        /* Configuration for Microchip PIC32MX microcontroller. */
+        .name = "M4K",
+        .CP0_PRid = 0x00018700,
+        .CP0_Config0 = MIPS_CONFIG0 | (2 << CP0C0_K23) | (2 << CP0C0_KU) |
+                       (1 << CP0C0_BM) | (1 << CP0C0_AR) |
+                       (MMU_TYPE_FMT << CP0C0_MT),
+        .CP0_Config1 = (1U << CP0C1_M) | (1 << CP0C1_CA) | (1 << CP0C1_EP),
+        .CP0_Config2 = MIPS_CONFIG2,
+        .CP0_Config3 = (1 << CP0C3_VEIC) | (1 << CP0C3_VInt),
+        .CP0_LLAddr_rw_bitmask = 0,
+        .CP0_LLAddr_shift = 4,
+        .SYNCI_Step = 32,
+        .CCRes = 2,
+        .CP0_Status_rw_bitmask = 0x1258FF17,
+        .SEGBITS = 32,
+        .PABITS = 32,
+        .insn_flags = CPU_MIPS32R2 | ASE_MIPS16,
+        .mmu_type = MMU_TYPE_FMT,
+    },
+    {
         .name = "4KEc",
         .CP0_PRid = 0x00019000,
         .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) |
@@ -389,6 +409,32 @@ static const mips_def_t mips_defs[] =
         .mmu_type = MMU_TYPE_R4000,
     },
     {
+        /* Configuration for Microchip PIC32MZ microcontroller. */
+        .name = "microAptivUP",
+        .CP0_PRid = 0x00019e00,
+        .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) |
+                    (MMU_TYPE_R4000 << CP0C0_MT),
+        .CP0_Config1 = MIPS_CONFIG1 | (15 << CP0C1_MMU) | (1 << CP0C1_PC),
+        .CP0_Config2 = MIPS_CONFIG2,
+        .CP0_Config3 = (1 << CP0C3_M) | (1 << CP0C3_IPLW) | (1 << CP0C3_MCU) |
+                    (2 << CP0C3_ISA) | (1 << CP0C3_ULRI) | (1 << CP0C3_RXI) |
+                    (1 << CP0C3_DSP2P) | (1 << CP0C3_DSPP) | (1 << CP0C3_VEIC) 
|
+                    (1 << CP0C3_VInt),
+        .CP0_Config4 = (1 << CP0C4_M),
+        .CP0_Config5 = (1 << CP0C5_NFExists),
+        .CP0_Config6 = 0,
+        .CP0_Config7 = 0,
+        .CP0_LLAddr_rw_bitmask = 0,
+        .CP0_LLAddr_shift = 4,
+        .SYNCI_Step = 32,
+        .CCRes = 2,
+        .CP0_Status_rw_bitmask = 0x1278FF17,
+        .SEGBITS = 32,
+        .PABITS = 32,
+        .insn_flags = CPU_MIPS32R2 | ASE_MICROMIPS | ASE_DSP | ASE_DSPR2,
+        .mmu_type = MMU_TYPE_R4000,
+    },
+    {
         /* A generic CPU providing MIPS32 Release 5 features.
            FIXME: Eventually this should be replaced by a real CPU model. */
         .name = "mips32r5-generic",
-- 
2.2.2




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