msx1: custom user copy routines
authorAlan Cox <alan@linux.intel.com>
Sun, 7 Apr 2019 11:48:46 +0000 (12:48 +0100)
committerAlan Cox <alan@linux.intel.com>
Sun, 7 Apr 2019 11:48:46 +0000 (12:48 +0100)
commitad797023164381d7343010d80c613eee3fbe0ebc
tree9d5873a07563014309e2c7863a7d2323dd67d03f
parentf6b6f074cf5d8335d298e0f0018933c265d67988
msx1: custom user copy routines

We know the kernel side will always be mapped so we can do much simpler user
copiers which is important because the bank switch is so incredibly expensive.

The actual code is from SBCv2 so we should probably unify this into a standard
'always mapped' lib helper
Kernel/platform-msx1/fuzix.lnk
Kernel/platform-msx1/slots.s