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Remove support for running 32-bit kernels on 64-bit hardware.

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This was useful in bring up. However, it causes more issues than the
support is worth (64-bit atomics being chief among them).

Discussed on: freebsd-mips@
Differential Revision: https://reviews.freebsd.org/D18543
This commit is contained in:
imp 2018-12-19 22:54:29 +00:00
parent a875ad2797
commit e8c54a83ab
2 changed files with 9 additions and 28 deletions
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9
UPDATING
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@ -31,6 +31,15 @@ NOTE TO PEOPLE WHO THINK THAT FreeBSD 13.x IS SLOW:
disable the most expensive debugging functionality run disable the most expensive debugging functionality run
"ln -s 'abort:false,junk:false' /etc/malloc.conf".) "ln -s 'abort:false,junk:false' /etc/malloc.conf".)
20181215:
The XLP config has been removed. We can't support 64-bit atomics in this
kernel because it is running in 32-bit mode. XLP users must transition
to running a 64-bit kernel (XLP64 or XLPN32).
20181215:
The mips GXEMUL support has been removed from FreeBSD. MALTA* + qemu is
the preferred emulator today and we don't need two different ones.
20181215: 20181215:
The old sibyte / swarm / Broadcom BCM1250 support has been The old sibyte / swarm / Broadcom BCM1250 support has been
removed from the mips port. removed from the mips port.

28
sys/mips/conf/XLP
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@ -1,28 +0,0 @@
# XLP -- Generic kernel configuration file for FreeBSD/mips
#
# For more information on this file, please read the handbook section on
# Kernel Configuration Files:
#
# https://www.FreeBSD.org/doc/en_US.ISO8859-1/books/handbook/kernelconfig-config.html
#
# The handbook is also available locally in /usr/share/doc/handbook
# if you've installed the doc distribution, otherwise always see the
# FreeBSD World Wide Web server (https://www.FreeBSD.org/) for the
# latest information.
#
# An exhaustive list of options and more detailed explanations of the
# device lines is also present in the ../../conf/NOTES and NOTES files.
# If you are in doubt as to the purpose or necessity of a line, check first
# in NOTES.
#
# $FreeBSD$
machine mips mips
ident XLP
makeoptions KERNLOADADDR=0x80100000
include "std.XLP"
makeoptions TRAMPLOADADDR=0xffffffff85000000
makeoptions TRAMP_ARCH_FLAGS="-mabi=64 -march=mips64"