Diff for /wikisrc/ports/evbarm.mdwn between versions 1.55 and 1.56

version 1.55, 2018/11/07 15:09:41 version 1.56, 2018/11/11 16:37:42
Line 23  Matt Thomas is the maintainer of NetBSD/ Line 23  Matt Thomas is the maintainer of NetBSD/
 ### CPU types  ### CPU types
   
 The evbarm port can be built with a variety of CPU options.  There are  The evbarm port can be built with a variety of CPU options.  There are
 three main variables: the instruction set, the endianness, and whether  four main variables: the word size, the instruction set, the
 there is hardware floating point.  By default the CPU type is "earm",  endianness, and whether there is hardware floating point.  By default
 and this implies little endian (el when explicitly stated), and soft  the CPU type is "earm", and this implies aarch32 (32-bit), \todo cpu
   architecture, little endian (el when explicitly stated), and soft
 (emulated) floating point.  Another example, suitable for Raspberry PI  (emulated) floating point.  Another example, suitable for Raspberry PI
 2, is earmv7hf, which is the v7 instruction set, little endian,  2, is earmv7hf, which is aarch32, the v7 instruction set, little
 and hardware floating point.  endian, and hardware floating point.
   
 Typically, various boards are best compiled with a CPU type that  Typically, various boards are best compiled with a CPU type that
 matches the board's CPU and floating point support, but generally a  matches the board's CPU and floating point support, but generally a
 lower CPU instruction set version is workable on a newer board.  See  lower CPU instruction set version is workable on a newer board.  See
 build.sh and look for aliases for the evbarm port.  build.sh and look for aliases for the evbarm port.
   
 Some processors can operate as arm or the 64-bit ARM variant, aarch64, which is supported by  Through NetBSD 8, the evbarm port has supported exclusively the
 [[NetBSD/aarch64|aarch64]].  aarch32 (32-bit CPU) sub-family of the ARM architecture.  Some
   processors, such as many supporting the armv8 CPU architecture, also
   support a 64-bit instruction set, referred to as aarch64.  This is
   sometimes referred to as a distinct port, [[NetBSD/aarch64|aarch64]],
   with code in src/sys/arch/aarch64, but it is built as the evbarm port
   with aarch64 cpu type, and available as the alias evbarm64.
   
 ### Kernels and userland  ### Kernels and userland
   

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  Added in v.1.56


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