RISC-V CPU IP Solution

900-MC
High Performance SMP Multi-Processors
900-MC(multi-core) series processor is the configurable version of 900 series processor, which supports SMP (symmetric multiprocessing) mode.
Multi Core Debug Module
PLIC
Timer
Core<0>
Cluster Cache
VPU
MMU
NMI
ECLIC
Timer
WFI/WFE
NICE
FPU
DSP
MUL/DIV
ICache
DCache
TEE
PMP
ILM
DLM0/DML1
AHB-Lite
AXI
...
Core <N-1>
Cluster Cache
VPU
MMU
NMI
ECLIC
Timer
WFI/WFE
NICE
FPU
DSP
MUL/DIV
ICache
DCache
TEE
PMP
ILM
DLM0/DML1
AHB-Lite
AXI
Snoop Filte
Snoop Control Unit
IOCP
...
IOCP
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Cluster Cache
Cluster Bus Interface Unit
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Cluster Memory Ports
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Cluster Peripheral Ports
  • Configurable RV32/64 IMACFDPBV ISA supported
  • Both Real-time Processor and Application Processor model support
  • Up to 16 SMP cores in one Cluster
  • Configurable ILM (Instruction Local Memory) & DLM0/DLM1 (Data Local Memory) with ECC
  • SoC Connectivity
    • Configurable Cluster Memory Ports(64/128Bits)
    • Cluster peripheral ports supporting 32-bit AHB Lite protocol
  • IOCP (I/O Coherent Ports)
    • Up to 16 Configured IO Coherency Ports supported
  • Cluster Cache
    • Configurable Cluster Cache
    • Configurable Cache Line Size（32/64Bytes）
    • Configurable Tag RAM and Data RAM circle
    • Support to LOCK, FLUSH and/or INVAL cachelines
    • n-way associative, n is 8 or 16
  • Instruction-Cache
    • Configurable Cluster Cache
    • Cache line size is 32 or 64 Bytes
    • Configurable with ECC
    • Configurable 2 way associative
  • Data-Cache
    • Configurable Cluster Cache
    • Cache line size is 32 or 64 Bytes
    • Configurable with ECC
    • 2-way associative
Comparisons to Cortex-M7、R7、R8 Comparisons to Cortex-M7、R7、R8 Comparisons to Cortex-A35、A53、A9 Comparisons to Cortex-R8、A35、A53、A55
Nuclei CPU IP N900 NX900 UX900 900-MC
Dhrystone(DMIPS/MHz) 2.67/5.64(Legal/Best Effort) 3.06/7.49(Legal/Best Effort)
CoreMark(CoreMarks/MHz) 6.04 5.97
Pipeline Stages 9
User Mode & PMP(MPU) Configurable Configurable Configurable Configurable
Hardware multiplier and divider Configurable Configurable Configurable Configurable
Single-Precision/Double-Precision FPU Configurable Configurable Configurable Configurable
Instruction-Cache Configurable Configurable Configurable Configurable
Data-Cache Configurable Configurable Configurable Configurable
Digital Signal Processing (DSP) Configurable Configurable Configurable Configurable
NICE Configurable Configurable Configurable Configurable
TEE Configurable Configurable Configurable Configurable
Vector Extension Configurable Configurable Configurable Configurable
Cluster Cache Configurable Configurable Configurable Configurable
MMU No No Configurable Configurable
Multi-Processors No No No Configurable
Partners（排名不分先后）

RISC-V Foundation

SICA

China RISC-V Industry Alliance

China RISC-V Alliance

武汉光电工业技术研究院

HBSIA

CBSIA

Amlogic

VeriSilicon

LAUTERBACH

TencentOS Tiny

OpenHarmony

PlatformIO

SEGGER

TrustKernel

XIAOMI

taolink-tech

GeoforceChip

ChipIntelli

Witmem

Fisilink

TIH Microelectronics

XinSheng Tech

GigaDevice

ASR

AnLogic

TusStar

Mocro & Nano Institute

BEIJING ACADEMY OF EDGE COMPUTING

RT-Thread

OPEN AI LAB

IAR

HUST

SJTU

WHU

HBUT

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