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| author | Pavel Dovgalyuk <pavel.dovgalyuk@ispras.ru> | 2022-06-20 15:05:37 +0300 |
|---|---|---|
| committer | Philippe Mathieu-Daudé <f4bug@amsat.org> | 2022-07-12 22:30:26 +0200 |
| commit | 9a6046a655626b146b619baec5b39cb3d6e28221 (patch) | |
| tree | 26fa653ec9b08ab5998e49581bc92d98b9f36518 /target/mips | |
| parent | dadd071a9c3f4de71e89e0db8becf40603265fe8 (diff) | |
| download | qemu-9a6046a655626b146b619baec5b39cb3d6e28221.zip qemu-9a6046a655626b146b619baec5b39cb3d6e28221.tar.gz qemu-9a6046a655626b146b619baec5b39cb3d6e28221.tar.bz2 | |
target/mips: introduce Cavium Octeon CPU model
This patch adds Cavium Octeon 68XX vCPU which provides
Octeon-specific instructions.
Signed-off-by: Pavel Dovgalyuk <Pavel.Dovgalyuk@ispras.ru>
Message-Id: <165572673785.167724.7604881144978983510.stgit@pasha-ThinkPad-X280>
Signed-off-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Diffstat (limited to 'target/mips')
| -rw-r--r-- | target/mips/cpu-defs.c.inc | 28 |
1 files changed, 28 insertions, 0 deletions
diff --git a/target/mips/cpu-defs.c.inc b/target/mips/cpu-defs.c.inc index 582f940..7f53c94 100644 --- a/target/mips/cpu-defs.c.inc +++ b/target/mips/cpu-defs.c.inc @@ -921,6 +921,34 @@ const mips_def_t mips_defs[] = .insn_flags = CPU_MIPS64R2 | ASE_DSP | ASE_DSP_R2, .mmu_type = MMU_TYPE_R4000, }, + { + /* + * Octeon 68xx with MIPS64 Cavium Octeon features. + */ + .name = "Octeon68XX", + .CP0_PRid = 0x000D9100, + .CP0_Config0 = MIPS_CONFIG0 | (0x1 << CP0C0_AR) | (0x2 << CP0C0_AT) | + (MMU_TYPE_R4000 << CP0C0_MT), + .CP0_Config1 = MIPS_CONFIG1 | (0x3F << CP0C1_MMU) | + (1 << CP0C1_IS) | (4 << CP0C1_IL) | (1 << CP0C1_IA) | + (1 << CP0C1_DS) | (4 << CP0C1_DL) | (1 << CP0C1_DA) | + (1 << CP0C1_PC) | (1 << CP0C1_WR) | (1 << CP0C1_EP), + .CP0_Config2 = MIPS_CONFIG2, + .CP0_Config3 = MIPS_CONFIG3 | (1 << CP0C3_LPA) | (1 << CP0C3_DSPP) , + .CP0_Config4 = MIPS_CONFIG4 | (1U << CP0C4_M) | + (0x3c << CP0C4_KScrExist) | (1U << CP0C4_MMUExtDef) | + (3U << CP0C4_MMUSizeExt), + .CP0_LLAddr_rw_bitmask = 0, + .CP0_LLAddr_shift = 4, + .CP0_PageGrain = (1 << CP0PG_ELPA), + .SYNCI_Step = 32, + .CCRes = 2, + .CP0_Status_rw_bitmask = 0x12F8FFFF, + .SEGBITS = 42, + .PABITS = 49, + .insn_flags = CPU_MIPS64R2 | INSN_OCTEON | ASE_DSP, + .mmu_type = MMU_TYPE_R4000, + }, #endif }; |