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Patrick Williamsc124f4f2015-09-15 14:41:29 -05001#
2# This class contains functions for recipes that need QEMU or test for its
3# existence.
4#
5
6def qemu_target_binary(data):
Brad Bishop6e60e8b2018-02-01 10:27:11 -05007 package_arch = data.getVar("PACKAGE_ARCH")
8 qemu_target_binary = (data.getVar("QEMU_TARGET_BINARY_%s" % package_arch) or "")
Patrick Williamsc0f7c042017-02-23 20:41:17 -06009 if qemu_target_binary:
10 return qemu_target_binary
11
Brad Bishop6e60e8b2018-02-01 10:27:11 -050012 target_arch = data.getVar("TARGET_ARCH")
Patrick Williamsc124f4f2015-09-15 14:41:29 -050013 if target_arch in ("i486", "i586", "i686"):
14 target_arch = "i386"
15 elif target_arch == "powerpc":
16 target_arch = "ppc"
17 elif target_arch == "powerpc64":
18 target_arch = "ppc64"
Andrew Geissler82c905d2020-04-13 13:39:40 -050019 elif target_arch == "powerpc64le":
20 target_arch = "ppc64le"
Patrick Williamsc124f4f2015-09-15 14:41:29 -050021
22 return "qemu-" + target_arch
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050023
24def qemu_wrapper_cmdline(data, rootfs_path, library_paths):
25 import string
26
27 qemu_binary = qemu_target_binary(data)
28 if qemu_binary == "qemu-allarch":
29 qemu_binary = "qemuwrapper"
30
Brad Bishop6e60e8b2018-02-01 10:27:11 -050031 qemu_options = data.getVar("QEMU_OPTIONS")
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050032
33 return "PSEUDO_UNLOAD=1 " + qemu_binary + " " + qemu_options + " -L " + rootfs_path\
34 + " -E LD_LIBRARY_PATH=" + ":".join(library_paths) + " "
35
Patrick Williamsc124f4f2015-09-15 14:41:29 -050036# Next function will return a string containing the command that is needed to
37# to run a certain binary through qemu. For example, in order to make a certain
38# postinstall scriptlet run at do_rootfs time and running the postinstall is
39# architecture dependent, we can run it through qemu. For example, in the
40# postinstall scriptlet, we could use the following:
41#
42# ${@qemu_run_binary(d, '$D', '/usr/bin/test_app')} [test_app arguments]
43#
44def qemu_run_binary(data, rootfs_path, binary):
Patrick Williamsc124f4f2015-09-15 14:41:29 -050045 libdir = rootfs_path + data.getVar("libdir", False)
46 base_libdir = rootfs_path + data.getVar("base_libdir", False)
Patrick Williamsc124f4f2015-09-15 14:41:29 -050047
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050048 return qemu_wrapper_cmdline(data, rootfs_path, [libdir, base_libdir]) + rootfs_path + binary
Patrick Williamsc124f4f2015-09-15 14:41:29 -050049
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050050# QEMU_EXTRAOPTIONS is not meant to be directly used, the extensions are
51# PACKAGE_ARCH, *NOT* overrides.
52# In some cases (e.g. ppc) simply being arch specific (apparently) isn't good
53# enough and a PACKAGE_ARCH specific -cpu option is needed (hence we have to do
54# this dance). For others (e.g. arm) a -cpu option is not necessary, since the
55# qemu-arm default CPU supports all required architecture levels.
56
Brad Bishop6e60e8b2018-02-01 10:27:11 -050057QEMU_OPTIONS = "-r ${OLDEST_KERNEL} ${@d.getVar("QEMU_EXTRAOPTIONS_%s" % d.getVar('PACKAGE_ARCH')) or ""}"
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050058QEMU_OPTIONS[vardeps] += "QEMU_EXTRAOPTIONS_${PACKAGE_ARCH}"
59
60QEMU_EXTRAOPTIONS_ppce500v2 = " -cpu e500v2"
61QEMU_EXTRAOPTIONS_ppce500mc = " -cpu e500mc"
62QEMU_EXTRAOPTIONS_ppce5500 = " -cpu e500mc"
63QEMU_EXTRAOPTIONS_ppc64e5500 = " -cpu e500mc"
64QEMU_EXTRAOPTIONS_ppce6500 = " -cpu e500mc"
65QEMU_EXTRAOPTIONS_ppc64e6500 = " -cpu e500mc"
66QEMU_EXTRAOPTIONS_ppc7400 = " -cpu 7400"
Patrick Williams03907ee2022-05-01 06:28:52 -050067QEMU_EXTRAOPTIONS_powerpc64le = " -cpu POWER9"
68# Some packages e.g. fwupd sets PACKAGE_ARCH = MACHINE_ARCH and uses meson which
69# needs right options to usermode qemu
70QEMU_EXTRAOPTIONS_qemuppc = " -cpu 7400"
71QEMU_EXTRAOPTIONS_qemuppc64 = " -cpu POWER9"