summaryrefslogtreecommitdiffstats
path: root/meta/conf/machine/include/arm/arch-armv4.inc
blob: 075366a719dc667133e7ed2d606550382d80af14 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
DEFAULTTUNE ?= "armv4"

ARMPKGARCH ?= "armv4"

TUNEVALID[armv4] = "Enable instructions for ARMv4"
TUNE_CCARGS += "${@bb.utils.contains("TUNE_FEATURES", "armv4", "-march=armv4${ARMPKGSFX_THUMB}", "", d)}"
# enable --fix-v4bx when we have armv4 in TUNE_FEATURES, but then disable it when we have also armv5 or thumb
# maybe we should extend bb.utils.contains to support check for any checkvalues in value, now it does 
# checkvalues.issubset(val) which cannot be used for negative test of foo neither bar in value
FIX_V4BX_ARMV4 = "${@bb.utils.contains("TUNE_FEATURES", "armv4", "--fix-v4bx", "", d)}"
FIX_V4BX_ARMV5 = "${@bb.utils.contains("TUNE_FEATURES", "armv5", "", "${FIX_V4BX_ARMV4}", d)}"
FIX_V4BX = "${@bb.utils.contains("TUNE_FEATURES", "thumb", "", "${FIX_V4BX_ARMV5}", d)}"
TARGET_LD_KERNEL_ARCH += "${FIX_V4BX}"
MACHINEOVERRIDES .= "${@bb.utils.contains("TUNE_FEATURES", "armv4", ":armv4", "" ,d)}"

require conf/machine/include/arm/arch-arm.inc
require conf/machine/include/arm/feature-arm-thumb.inc

# Little Endian
AVAILTUNES += "armv4 armv4t"
TUNE_FEATURES_tune-armv4 ?= "armv4"
TUNE_FEATURES_tune-armv4t ?= "armv4 thumb"
PACKAGE_EXTRA_ARCHS_tune-armv4 = "arm armv4"
PACKAGE_EXTRA_ARCHS_tune-armv4t = "${PACKAGE_EXTRA_ARCHS_tune-armv4} armv4t"

# Big Endian
AVAILTUNES += "armv4b armv4tb"
TUNE_FEATURES_tune-armv4b ?= "${TUNE_FEATURES_tune-armv4} bigendian"
TUNE_FEATURES_tune-armv4tb ?= "${TUNE_FEATURES_tune-armv4t} bigendian"
PACKAGE_EXTRA_ARCHS_tune-armv4b = "armeb armv4b"
PACKAGE_EXTRA_ARCHS_tune-armv4tb = "${PACKAGE_EXTRA_ARCHS_tune-armv4} armv4tb"