[root@rk3528-openeuler22 ~]# cat /tmp/fake_midr_el1
0x00000000481fd010
[root@rk3528-openeuler22 ~]#
[root@rk3528-openeuler22 ~]# cat /tmp/fake_cpuinfo
processor       : 0
BogoMIPS        : 200.00
Features        : fp asimd evtstrm aes pmull sha1 sha2 crc32 atomics fphp asimdhp cpuid asimdrdm lrcpc dcpop sha3 sm3 sm4 asimddp sha512 asimdfhm dit uscat ilrcpc flagm ssbs sb paca pacg dcpodp flagm2 frint
CPU implementer : 0x48
CPU architecture: 8
CPU variant     : 0x1
CPU part        : 0xd01
CPU revision    : 0
[root@rk3528-openeuler22 ~]# cat enable_kunpeng920
#!/bin/bash
unshare --mount bash -c '
    MIDR=/sys/devices/system/cpu/cpu0/regs/identification/midr_el1
    mount --bind /tmp/fake_midr_el1 "$MIDR"
    mount --bind /tmp/fake_cpuinfo  /proc/cpuinfo
    export CONAN_HOME=~/.conan2_kunpeng920
    echo "[kp920] enter: $(cat $MIDR)"
    echo "[kp920] CONAN_HOME: $CONAN_HOME"
    bash
    umount "$MIDR"
    umount /proc/cpuinfo
    echo "[kp920] exit"
'
[root@rk3528-openeuler22 ~]#
[root@rk3528-openeuler22 dpdk]# wget https://fast.dpdk.org/rel/dpdk-22.11.11.tar.xz
[root@rk3528-openeuler22 dpdk]# tar xf dpdk-22.11.11.tar.xz && cd dpdk-stable-22.11.11
[root@rk3528-openeuler22 dpdk]# meson setup build --buildtype=release -Dplatform=native
[root@rk3528-openeuler22 dpdk]# grep -i "tsv110\|machine\|cpu" build/build.ninja | head -5
 ARGS = -Ilib/librte_kvargs.a.p -Ilib -I../lib -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/arm/include -I../lib/eal/arm/include -Ilib/kvargs -I../lib/kvargs -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=armv8.2-a+crypto -mtune=tsv110 -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation -DRTE_LOG_DEFAULT_LOGTYPE=lib.kvargs
 ARGS = -Ilib/librte_telemetry.a.p -Ilib -I../lib -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/arm/include -I../lib/eal/arm/include -Ilib/metrics -I../lib/metrics -Ilib/telemetry -I../lib/telemetry -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=armv8.2-a+crypto -mtune=tsv110 -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation -DRTE_LOG_DEFAULT_LOGTYPE=lib.telemetry
 ARGS = -Ilib/librte_telemetry.a.p -Ilib -I../lib -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/arm/include -I../lib/eal/arm/include -Ilib/metrics -I../lib/metrics -Ilib/telemetry -I../lib/telemetry -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=armv8.2-a+crypto -mtune=tsv110 -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation -DRTE_LOG_DEFAULT_LOGTYPE=lib.telemetry
 ARGS = -Ilib/librte_telemetry.a.p -Ilib -I../lib -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/arm/include -I../lib/eal/arm/include -Ilib/metrics -I../lib/metrics -Ilib/telemetry -I../lib/telemetry -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=armv8.2-a+crypto -mtune=tsv110 -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation -DRTE_LOG_DEFAULT_LOGTYPE=lib.telemetry
 ARGS = -Ilib/librte_eal.a.p -Ilib -I../lib -I. -I.. -Iconfig -I../config -Ilib/eal/include -I../lib/eal/include -Ilib/eal/linux/include -I../lib/eal/linux/include -Ilib/eal/arm/include -I../lib/eal/arm/include -Ilib/eal/common -I../lib/eal/common -Ilib/eal -I../lib/eal -Ilib/kvargs -I../lib/kvargs -Ilib/metrics -I../lib/metrics -Ilib/telemetry -I../lib/telemetry -fdiagnostics-color=always -D_FILE_OFFSET_BITS=64 -Wall -Winvalid-pch -Wextra -O3 -include rte_config.h -Wcast-qual -Wdeprecated -Wformat -Wformat-nonliteral -Wformat-security -Wmissing-declarations -Wmissing-prototypes -Wnested-externs -Wold-style-definition -Wpointer-arith -Wsign-compare -Wstrict-prototypes -Wundef -Wwrite-strings -Wno-address-of-packed-member -Wno-packed-not-aligned -Wno-missing-field-initializers -Wno-zero-length-bounds -D_GNU_SOURCE -fPIC -march=armv8.2-a+crypto -mtune=tsv110 -DALLOW_EXPERIMENTAL_API -DALLOW_INTERNAL_API -Wno-format-truncation '-DABI_VERSION="23.0"' -DRTE_LIBEAL_USE_GETENTROPY -DRTE_LOG_DEFAULT_LOGTYPE=lib.eal
[root@rk3528-openeuler22 dpdk]# #可以看到 -march=armv8.2-a+crypto -mtune=tsv110
[root@rk3528-openeuler22 dpdk]# ninja -C build