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    1: [[!meta title="NetBSD/evbarm on Apple Silicon"]]
    2: 
    3: Initial support was added to NetBSD -current for Apple M1 systems on Aug 30, 2021.
    4: 
    5: # Installation
    6: 
    7: Please note that installation on an Apple M1 requires macOS 11.2 or later to be installed first.
    8: 
    9: - Uncompress <http://nycdn.netbsd.org/pub/NetBSD-daily/HEAD/latest/evbarm-aarch64/binary/gzimg/arm64.img.gz> and write it to a USB drive. *Make sure this file was built after Aug 30, 2021!*
   10: 
   11: - Build and install `sysutils/u-boot-apple-m1` from pkgsrc.
   12:    - The bootloader will be installed to `/usr/pkg/share/u-boot/apple-m1/u-boot.macho`.
   13: 
   14: - Boot the M1 system into 1TR mode by holding the power button at startup. Until the "Loading startup options..." message is displayed, then select Options.
   15:    - In the Utilities menu, select Terminal to bring up a root shell.
   16: 
   17: - Downgrade security and disable SIP. (If you get any errors while doing this, first run `csrutil clear`, reboot, and try again)
   18:     - `# bputil -nkcas`
   19:     - `# csrutil disable`
   20: 
   21: - Copy the u-boot.macho from pkgsrc to the mini over the network (curl, sftp, etc).
   22: 
   23: - Install the new bootloader:
   24:     - `# kmutil configure-boot -c u-boot.macho -C -v /Volumes/Macintosh\ HD/`
   25: 
   26: - Reboot with a USB drive plugged in.
   27: 
   28: # Supported hardware
   29: - Apple Mac mini (M1, 2020)
   30:     - SMP
   31:     - Interrupt controller
   32:     - IOMMU
   33:     - PCIe
   34:         - USB
   35:         - Ethernet
   36:     - Framebuffer console
   37: 
   38: # Commits
   39: 
   40: Add some missing barriers:
   41: 
   42: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131945.html>
   43: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131946.html>
   44: 
   45: Support EL2 host mode:
   46: 
   47: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131947.html>
   48: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131948.html>
   49: 
   50: Add 10-bit pixel format support:
   51: 
   52: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131949.html>
   53: 
   54: Fix bus_dmamap_sync usage in bge(4):
   55: 
   56: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131950.html>
   57: 
   58: Fix PCI resource allocation:
   59: 
   60: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131951.html>
   61: 
   62: Disable dwc3 when iommu support is required:
   63: 
   64: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131952.html>
   65: 
   66: Do not touch CNTCTL_IMASK in generic timer driver:
   67: 
   68: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131953.html>
   69: 
   70: Fix incorrect KASSERT in cpu_lwp_fork:
   71: 
   72: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131954.html>
   73: 
   74: Add IOMMU support to arm bus_dma:
   75: 
   76: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131955.html>
   77: 
   78: Identify M1 CPU IDs:
   79: 
   80: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131956.html>
   81: 
   82: Support 64-bit cpu-release-addr for spin-table:
   83: 
   84: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131959.html>
   85: 
   86: Add support for FIQs:
   87: 
   88: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131960.html>
   89: 
   90: Initial Apple M1 support:
   91: 
   92: - <https://mail-index.netbsd.org/source-changes/2021/08/30/msg131961.html>
   93: 
   94: Make scheduler aware of efficiency and performance cores:
   95: 
   96: - <https://mail-index.netbsd.org/source-changes/2021/09/01/msg131982.html>