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Taking Linux's Rootfs address from user

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This commit is contained in:
Amit Mahajan
2009-10-14 00:27:58 +05:30
parent 86c3a7c176
commit e264544c00
3 changed files with 19 additions and 2 deletions
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15
scripts/linux/build_rootfs.py
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@@ -34,7 +34,12 @@ class RootfsBuilder:
self.rootfs_lds_in = join(self.LINUX_ROOTFSDIR, "rootfs.lds.in")
self.rootfs_lds_out = join(self.LINUX_ROOTFS_BUILDDIR, "rootfs.lds")
self.rootfs_h_in = join(self.LINUX_ROOTFSDIR, "rootfs.h.in")
self.rootfs_h_out = join(self.LINUX_ROOTFS_BUILDDIR, "rootfs.h")
self.rootfs_elf_out = join(self.LINUX_ROOTFS_BUILDDIR, "rootfs.elf")
self.cont_id = container.id
def build_rootfs(self):
print 'Building the root filesystem...'
@@ -43,8 +48,14 @@ class RootfsBuilder:
os.chdir(LINUX_ROOTFSDIR)
if not os.path.exists(self.LINUX_ROOTFS_BUILDDIR):
os.makedirs(self.LINUX_ROOTFS_BUILDDIR)
os.system("arm-none-linux-gnueabi-cpp -P " + \
"%s > %s" % (self.rootfs_lds_in, self.rootfs_lds_out))
with open(self.rootfs_h_out, 'w+') as output:
with open(self.rootfs_h_in, 'r') as input:
output.write(input.read() % {'cn' : self.cont_id})
os.system("arm-none-linux-gnueabi-cpp -I%s -P %s > %s" % \
(self.LINUX_ROOTFS_BUILDDIR, self.rootfs_lds_in, \
self.rootfs_lds_out))
os.system("arm-none-linux-gnueabi-gcc " + \
"-nostdlib -o %s -T%s rootfs.S" % (self.rootfs_elf_out, \
self.rootfs_lds_out))