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brcm47xx: activate some compiler optimizations for 74K CPUs 

With this patch the mips74k subtarget will be compiled with optimized 
compiler options to generated smaller and faster code. This currently 
breaks broadcom-wl, because the binary blob is only compiled with 
mipsr1 support.

Signed-off-by: Hauke Mehrtens <hauke@hauke-m.de>


git-svn-id: svn://svn.openwrt.org/openwrt/trunk@41050 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Hauke Mehrtens 2014-06-07 17:36:02 +00:00
parent 7e4ffc4002
commit 436d42c5cd
5 changed files with 7 additions and 1 deletions
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1
include/target.mk
View File

@ -214,6 +214,7 @@ ifeq ($(DUMP),1)
CPU_CFLAGS_mips64 = -mips64 -mtune=mips64 -mabi=64
CPU_CFLAGS_24kec = -mips32r2 -mtune=24kec
CPU_CFLAGS_34kc = -mips32r2 -mtune=34kc
CPU_CFLAGS_74kc = -mips32r2 -mtune=74kc
CPU_CFLAGS_dsp = -mdsp
CPU_CFLAGS_dsp2 = -mdspr2
endif

2
target/linux/brcm47xx/Makefile
View File

@ -9,7 +9,7 @@ include $(TOPDIR)/rules.mk
ARCH:=mipsel
BOARD:=brcm47xx
BOARDNAME:=Broadcom BCM47xx/53xx (MIPS)
FEATURES:=squashfs usb pcmcia
FEATURES:=squashfs usb
SUBTARGETS:=generic mips74k legacy
MAINTAINER:=Hauke Mehrtens <hauke@hauke-m.de>

1
target/linux/brcm47xx/generic/target.mk
View File

@ -1,4 +1,5 @@
BOARDNAME:=Generic
FEATURES+=pcmcia
define Target/Description
Build generic firmware for all Broadcom BCM47xx and BCM53xx MIPS

1
target/linux/brcm47xx/legacy/target.mk
View File

@ -1,5 +1,6 @@
FEATURES += low_mem
BOARDNAME:=Legacy (802.11g)
FEATURES+=pcmcia
define Target/Description
Build generic firmware for legacy 802.11g Broadcom BCM47xx

3
target/linux/brcm47xx/mips74k/target.mk
View File

@ -1,4 +1,7 @@
BOARDNAME:=MIPS 74K
CPU_TYPE:=74kc
CPU_SUBTYPE:=dsp2
FEATURES+=mips16
define Target/Description
Build firmware for Broadcom BCM47xx and BCM53xx devices with