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Contents:
  1. ESWIN EIC7700X SoC
    1. Vendor Repositories & Official Information
    2. Reference Documentation
    3. Sifive Nexus Trace
    4. Other External Sites of note

ESWIN EIC7700X SoC

The EIC7700X is a SoC used on several boards. It has the following main features:

  • SiFive P550/P550-MC
  • 4x SiFive U84 Harts
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    • 32KB Instruction Cache per core
    • 32KB Data Cache per core
    • 256KB L2 Cache per core
    • 1.4GHz maximal operating speed @0.8V (1.6Ghz for binned, 1.8Ghz with voltage+)
    • SV39/SV48 Virtual Memory Support
    • Sifive Nexus Trace Support (pre-1.0 spec)
  • Future Gen may support 2 DIE (8 Harts)
  • EIC7700X is 1 DIE (device tree name prefix “d0”)
  • 2x SiFive E21 Harts
    • Not exposed to SBI/OS
    • SCPU for boot/security
    • LCPU for low power
    • Communication with U84 via shared memory, mbox
  • 4MB Coherent Banked L3 Cache
  • IMG AXM-8-256 GPU
  • Unknown Display Controller
  • Unknown HDMI Transmitter
  • 4-Lane PCIe Gen 3 root port using Synopsys IP
  • 2x Gigabit Ethernet using Synopsys IP
  • USB 3.0 Root Hub
  • Single Synopsys AHCI Compliant SATA connector

Vendor Repositories & Official Information

Reference Documentation

Sifive Nexus Trace

Other External Sites of note

Additional pages: