blob: f2d4d1c9e188ed3299c4c65560801994339f9119 [file] [log] [blame]
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):
Patrick Williamsc0f7c042017-02-23 20:41:17 -06007 package_arch = data.getVar("PACKAGE_ARCH", True)
8 qemu_target_binary = (data.getVar("QEMU_TARGET_BINARY_%s" % package_arch, True) or "")
9 if qemu_target_binary:
10 return qemu_target_binary
11
Patrick Williamsc124f4f2015-09-15 14:41:29 -050012 target_arch = data.getVar("TARGET_ARCH", True)
13 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"
19
20 return "qemu-" + target_arch
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050021
22def qemu_wrapper_cmdline(data, rootfs_path, library_paths):
23 import string
24
25 qemu_binary = qemu_target_binary(data)
26 if qemu_binary == "qemu-allarch":
27 qemu_binary = "qemuwrapper"
28
29 qemu_options = data.getVar("QEMU_OPTIONS", True)
30
31 return "PSEUDO_UNLOAD=1 " + qemu_binary + " " + qemu_options + " -L " + rootfs_path\
32 + " -E LD_LIBRARY_PATH=" + ":".join(library_paths) + " "
33
Patrick Williamsc124f4f2015-09-15 14:41:29 -050034# Next function will return a string containing the command that is needed to
35# to run a certain binary through qemu. For example, in order to make a certain
36# postinstall scriptlet run at do_rootfs time and running the postinstall is
37# architecture dependent, we can run it through qemu. For example, in the
38# postinstall scriptlet, we could use the following:
39#
40# ${@qemu_run_binary(d, '$D', '/usr/bin/test_app')} [test_app arguments]
41#
42def qemu_run_binary(data, rootfs_path, binary):
Patrick Williamsc124f4f2015-09-15 14:41:29 -050043 libdir = rootfs_path + data.getVar("libdir", False)
44 base_libdir = rootfs_path + data.getVar("base_libdir", False)
Patrick Williamsc124f4f2015-09-15 14:41:29 -050045
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050046 return qemu_wrapper_cmdline(data, rootfs_path, [libdir, base_libdir]) + rootfs_path + binary
Patrick Williamsc124f4f2015-09-15 14:41:29 -050047
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050048# QEMU_EXTRAOPTIONS is not meant to be directly used, the extensions are
49# PACKAGE_ARCH, *NOT* overrides.
50# In some cases (e.g. ppc) simply being arch specific (apparently) isn't good
51# enough and a PACKAGE_ARCH specific -cpu option is needed (hence we have to do
52# this dance). For others (e.g. arm) a -cpu option is not necessary, since the
53# qemu-arm default CPU supports all required architecture levels.
54
Patrick Williamsc124f4f2015-09-15 14:41:29 -050055QEMU_OPTIONS = "-r ${OLDEST_KERNEL} ${@d.getVar("QEMU_EXTRAOPTIONS_%s" % d.getVar('PACKAGE_ARCH', True), True) or ""}"
Patrick Williamsd8c66bc2016-06-20 12:57:21 -050056QEMU_OPTIONS[vardeps] += "QEMU_EXTRAOPTIONS_${PACKAGE_ARCH}"
57
58QEMU_EXTRAOPTIONS_ppce500v2 = " -cpu e500v2"
59QEMU_EXTRAOPTIONS_ppce500mc = " -cpu e500mc"
60QEMU_EXTRAOPTIONS_ppce5500 = " -cpu e500mc"
61QEMU_EXTRAOPTIONS_ppc64e5500 = " -cpu e500mc"
62QEMU_EXTRAOPTIONS_ppce6500 = " -cpu e500mc"
63QEMU_EXTRAOPTIONS_ppc64e6500 = " -cpu e500mc"
64QEMU_EXTRAOPTIONS_ppc7400 = " -cpu 7400"