qemu/pc-bios/README
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   1- SeaBIOS (bios.bin) is the successor of pc bios.
   2  See http://www.seabios.org/ for more information.
   3
   4- The VGA BIOS and the Cirrus VGA BIOS come from the LGPL VGA bios
   5  project (http://www.nongnu.org/vgabios/).
   6
   7- The PowerPC Open Hack'Ware Open Firmware Compatible BIOS is
   8  available at https://repo.or.cz/openhackware.git.
   9
  10- OpenBIOS (http://www.openbios.org/) is a free (GPL v2) portable
  11  firmware implementation. The goal is to implement a 100% IEEE
  12  1275-1994 (referred to as Open Firmware) compliant firmware.
  13  The included images for PowerPC (for 32 and 64 bit PPC CPUs),
  14  Sparc32 (including QEMU,tcx.bin and QEMU,cgthree.bin) and Sparc64 are built
  15  from OpenBIOS SVN revision 1280.
  16
  17- SLOF (Slimline Open Firmware) is a free IEEE 1275 Open Firmware
  18  implementation for certain IBM POWER hardware.  The sources are at
  19  https://github.com/aik/SLOF, and the image currently in qemu is
  20  built from git tag qemu-slof-20190703.
  21
  22- sgabios (the Serial Graphics Adapter option ROM) provides a means for
  23  legacy x86 software to communicate with an attached serial console as
  24  if a video card were attached.  The master sources reside in a subversion
  25  repository at http://sgabios.googlecode.com/svn/trunk.  A git mirror is
  26  available at https://git.qemu.org/git/sgabios.git.
  27
  28- The PXE roms come from the iPXE project. Built with BANNER_TIME 0.
  29  Sources available at http://ipxe.org.  Vendor:Device ID -> ROM mapping:
  30
  31        8086:100e -> pxe-e1000.rom
  32        8086:1209 -> pxe-eepro100.rom
  33        1050:0940 -> pxe-ne2k_pci.rom
  34        1022:2000 -> pxe-pcnet.rom
  35        10ec:8139 -> pxe-rtl8139.rom
  36        1af4:1000 -> pxe-virtio.rom
  37
  38- The sources for the Alpha palcode image is available from:
  39  https://github.com/rth7680/qemu-palcode.git
  40
  41- The u-boot binary for e500 comes from the upstream denx u-boot project where
  42  it was compiled using the qemu-ppce500 target.
  43  A git mirror is available at: https://git.qemu.org/git/u-boot.git
  44  The hash used to compile the current version is: 2072e72
  45
  46- Skiboot (https://github.com/open-power/skiboot/) is an OPAL
  47  (OpenPower Abstraction Layer) firmware for OpenPOWER systems. It can
  48  run an hypervisor OS or simply a host OS on the "baremetal"
  49  platform, also known as the PowerNV (Non-Virtualized) platform.
  50
  51- QemuMacDrivers (https://github.com/ozbenh/QemuMacDrivers) is a project to
  52  provide virtualised drivers for PPC MacOS guests.
  53
  54- The "edk2-*.fd.bz2" images are platform firmware binaries and matching UEFI
  55  variable store templates built from the TianoCore community's EFI Development
  56  Kit II project
  57  <https://github.com/tianocore/tianocore.github.io/wiki/EDK-II>. The images
  58  were built at git tag "edk2-stable201905". The firmware binaries bundle parts
  59  of the OpenSSL project, at git tag "OpenSSL_1_1_1b" (the OpenSSL tag is a
  60  function of the edk2 tag). Parts of the Berkeley SoftFloat library are
  61  bundled as well, at Release 3e plus a subsequent typo fix (commit
  62  b64af41c3276f97f0e181920400ee056b9c88037), as an OpenSSL dependency on 32-bit
  63  ARM. Licensing information is given in "edk2-licenses.txt". The image files
  64  are described by the JSON documents in the "pc-bios/descriptors" directory,
  65  which conform to the "docs/interop/firmware.json" schema.
  66
  67- OpenSBI (https://github.com/riscv/opensbi) aims to provide an open-source
  68  reference implementation of the RISC-V Supervisor Binary Interface (SBI)
  69  specifications for platform-specific firmwares executing in M-mode. For all
  70  supported platforms, OpenSBI provides several runtime firmware examples.
  71  These example firmwares can be used to replace the legacy riscv-pk bootloader
  72  and enable the use of well-known bootloaders such as U-Boot.
  73  OpenSBI is distributed under the terms of the BSD 2-clause license
  74  ("Simplified BSD License" or "FreeBSD License", SPDX: BSD-2-Clause). OpenSBI
  75  source code also contains code reused from other projects desribed here:
  76  https://github.com/riscv/opensbi/blob/master/ThirdPartyNotices.md.
  77