diff options
Diffstat (limited to 'scripts/lib/recipetool/create_kmod.py')
| -rw-r--r-- | scripts/lib/recipetool/create_kmod.py | 142 |
1 files changed, 0 insertions, 142 deletions
diff --git a/scripts/lib/recipetool/create_kmod.py b/scripts/lib/recipetool/create_kmod.py deleted file mode 100644 index cc00106961..0000000000 --- a/scripts/lib/recipetool/create_kmod.py +++ /dev/null | |||
| @@ -1,142 +0,0 @@ | |||
| 1 | # Recipe creation tool - kernel module support plugin | ||
| 2 | # | ||
| 3 | # Copyright (C) 2016 Intel Corporation | ||
| 4 | # | ||
| 5 | # SPDX-License-Identifier: GPL-2.0-only | ||
| 6 | # | ||
| 7 | |||
| 8 | import re | ||
| 9 | import logging | ||
| 10 | from recipetool.create import RecipeHandler, read_pkgconfig_provides, validate_pv | ||
| 11 | |||
| 12 | logger = logging.getLogger('recipetool') | ||
| 13 | |||
| 14 | tinfoil = None | ||
| 15 | |||
| 16 | def tinfoil_init(instance): | ||
| 17 | global tinfoil | ||
| 18 | tinfoil = instance | ||
| 19 | |||
| 20 | |||
| 21 | class KernelModuleRecipeHandler(RecipeHandler): | ||
| 22 | def process(self, srctree, classes, lines_before, lines_after, handled, extravalues): | ||
| 23 | import bb.process | ||
| 24 | if 'buildsystem' in handled: | ||
| 25 | return False | ||
| 26 | |||
| 27 | module_inc_re = re.compile(r'^#include\s+<linux/module.h>$') | ||
| 28 | makefiles = [] | ||
| 29 | is_module = False | ||
| 30 | |||
| 31 | makefiles = [] | ||
| 32 | |||
| 33 | files = RecipeHandler.checkfiles(srctree, ['*.c', '*.h'], recursive=True, excludedirs=['contrib', 'test', 'examples']) | ||
| 34 | if files: | ||
| 35 | for cfile in files: | ||
| 36 | # Look in same dir or parent for Makefile | ||
| 37 | for makefile in [os.path.join(os.path.dirname(cfile), 'Makefile'), os.path.join(os.path.dirname(os.path.dirname(cfile)), 'Makefile')]: | ||
| 38 | if makefile in makefiles: | ||
| 39 | break | ||
| 40 | else: | ||
| 41 | if os.path.exists(makefile): | ||
| 42 | makefiles.append(makefile) | ||
| 43 | break | ||
| 44 | else: | ||
| 45 | continue | ||
| 46 | with open(cfile, 'r', errors='surrogateescape') as f: | ||
| 47 | for line in f: | ||
| 48 | if module_inc_re.match(line.strip()): | ||
| 49 | is_module = True | ||
| 50 | break | ||
| 51 | if is_module: | ||
| 52 | break | ||
| 53 | |||
| 54 | if is_module: | ||
| 55 | classes.append('module') | ||
| 56 | handled.append('buildsystem') | ||
| 57 | # module.bbclass and the classes it inherits do most of the hard | ||
| 58 | # work, but we need to tweak it slightly depending on what the | ||
| 59 | # Makefile does (and there is a range of those) | ||
| 60 | # Check the makefile for the appropriate install target | ||
| 61 | install_lines = [] | ||
| 62 | compile_lines = [] | ||
| 63 | in_install = False | ||
| 64 | in_compile = False | ||
| 65 | install_target = None | ||
| 66 | with open(makefile, 'r', errors='surrogateescape') as f: | ||
| 67 | for line in f: | ||
| 68 | if line.startswith('install:'): | ||
| 69 | if not install_lines: | ||
| 70 | in_install = True | ||
| 71 | install_target = 'install' | ||
| 72 | elif line.startswith('modules_install:'): | ||
| 73 | install_lines = [] | ||
| 74 | in_install = True | ||
| 75 | install_target = 'modules_install' | ||
| 76 | elif line.startswith('modules:'): | ||
| 77 | compile_lines = [] | ||
| 78 | in_compile = True | ||
| 79 | elif line.startswith(('all:', 'default:')): | ||
| 80 | if not compile_lines: | ||
| 81 | in_compile = True | ||
| 82 | elif line: | ||
| 83 | if line[0] == '\t': | ||
| 84 | if in_install: | ||
| 85 | install_lines.append(line) | ||
| 86 | elif in_compile: | ||
| 87 | compile_lines.append(line) | ||
| 88 | elif ':' in line: | ||
| 89 | in_install = False | ||
| 90 | in_compile = False | ||
| 91 | |||
| 92 | def check_target(lines, install): | ||
| 93 | kdirpath = '' | ||
| 94 | manual_install = False | ||
| 95 | for line in lines: | ||
| 96 | splitline = line.split() | ||
| 97 | if splitline[0] in ['make', 'gmake', '$(MAKE)']: | ||
| 98 | if '-C' in splitline: | ||
| 99 | idx = splitline.index('-C') + 1 | ||
| 100 | if idx < len(splitline): | ||
| 101 | kdirpath = splitline[idx] | ||
| 102 | break | ||
| 103 | elif install and splitline[0] == 'install': | ||
| 104 | if '.ko' in line: | ||
| 105 | manual_install = True | ||
| 106 | return kdirpath, manual_install | ||
| 107 | |||
| 108 | kdirpath = None | ||
| 109 | manual_install = False | ||
| 110 | if install_lines: | ||
| 111 | kdirpath, manual_install = check_target(install_lines, install=True) | ||
| 112 | if compile_lines and not kdirpath: | ||
| 113 | kdirpath, _ = check_target(compile_lines, install=False) | ||
| 114 | |||
| 115 | if manual_install or not install_lines: | ||
| 116 | lines_after.append('EXTRA_OEMAKE:append:task-install = " -C ${STAGING_KERNEL_DIR} M=${S}"') | ||
| 117 | elif install_target and install_target != 'modules_install': | ||
| 118 | lines_after.append('MODULES_INSTALL_TARGET = "install"') | ||
| 119 | |||
| 120 | warnmsg = None | ||
| 121 | kdirvar = None | ||
| 122 | if kdirpath: | ||
| 123 | res = re.match(r'\$\(([^$)]+)\)', kdirpath) | ||
| 124 | if res: | ||
| 125 | kdirvar = res.group(1) | ||
| 126 | if kdirvar != 'KERNEL_SRC': | ||
| 127 | lines_after.append('EXTRA_OEMAKE += "%s=${STAGING_KERNEL_DIR}"' % kdirvar) | ||
| 128 | elif kdirpath.startswith('/lib/'): | ||
| 129 | warnmsg = 'Kernel path in install makefile is hardcoded - you will need to patch the makefile' | ||
| 130 | if not kdirvar and not warnmsg: | ||
| 131 | warnmsg = 'Unable to find means of passing kernel path into install makefile - if kernel path is hardcoded you will need to patch the makefile' | ||
| 132 | if warnmsg: | ||
| 133 | warnmsg += '. Note that the variable KERNEL_SRC will be passed in as the kernel source path.' | ||
| 134 | logger.warning(warnmsg) | ||
| 135 | lines_after.append('# %s' % warnmsg) | ||
| 136 | |||
| 137 | return True | ||
| 138 | |||
| 139 | return False | ||
| 140 | |||
| 141 | def register_recipe_handlers(handlers): | ||
| 142 | handlers.append((KernelModuleRecipeHandler(), 15)) | ||
