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- #!/usr/bin/env python3
- # SPDX-License-Identifier: GPL-2.0+
- # Copyright (c) 2012 The Chromium OS Authors.
- #
- """Tests for the dtb_platdata module
- This includes unit tests for some functions and functional tests for the dtoc
- tool.
- """
- import collections
- import copy
- import glob
- import os
- import struct
- import unittest
- from dtb_platdata import Ftype
- from dtb_platdata import get_value
- from dtb_platdata import tab_to
- from dtoc import dtb_platdata
- from dtoc import fdt
- from dtoc import fdt_util
- from dtoc import src_scan
- from dtoc.src_scan import conv_name_to_c
- from dtoc.src_scan import get_compat_name
- from patman import test_util
- from patman import tools
- OUR_PATH = os.path.dirname(os.path.realpath(__file__))
- HEADER = '''/*
- * DO NOT MODIFY
- *
- * Defines the structs used to hold devicetree data.
- * This was generated by dtoc from a .dtb (device tree binary) file.
- */
- #include <stdbool.h>
- #include <linux/libfdt.h>'''
- DECL_HEADER = '''/*
- * DO NOT MODIFY
- *
- * Declares externs for all device/uclass instances.
- * This was generated by dtoc from a .dtb (device tree binary) file.
- */
- '''
- C_HEADER_PRE = '''/*
- * DO NOT MODIFY
- *
- * Declares the U_BOOT_DRIVER() records and platform data.
- * This was generated by dtoc from a .dtb (device tree binary) file.
- */
- '''
- C_HEADER = C_HEADER_PRE + '''
- /* Allow use of U_BOOT_DRVINFO() in this file */
- #define DT_PLAT_C
- #include <common.h>
- #include <dm.h>
- #include <dt-structs.h>
- '''
- UCLASS_HEADER_COMMON = '''/*
- * DO NOT MODIFY
- *
- * Declares the uclass instances (struct uclass).
- * This was generated by dtoc from a .dtb (device tree binary) file.
- */
- '''
- # Scanner saved from a previous run of the tests (to speed things up)
- saved_scan = None
- # This is a test so is allowed to access private things in the module it is
- # testing
- # pylint: disable=W0212
- def get_dtb_file(dts_fname, capture_stderr=False):
- """Compile a .dts file to a .dtb
- Args:
- dts_fname (str): Filename of .dts file in the current directory
- capture_stderr (bool): True to capture and discard stderr output
- Returns:
- str: Filename of compiled file in output directory
- """
- return fdt_util.EnsureCompiled(os.path.join(OUR_PATH, 'test', dts_fname),
- capture_stderr=capture_stderr)
- def setup():
- global saved_scan
- # Disable warnings so that calls to get_normalized_compat_name() will not
- # output things.
- saved_scan = src_scan.Scanner(None, False)
- saved_scan.scan_drivers()
- def copy_scan():
- """Get a copy of saved_scan so that each test can start clean"""
- return copy.deepcopy(saved_scan)
- class TestDtoc(unittest.TestCase):
- """Tests for dtoc"""
- @classmethod
- def setUpClass(cls):
- tools.PrepareOutputDir(None)
- cls.maxDiff = None
- @classmethod
- def tearDownClass(cls):
- tools.FinaliseOutputDir()
- @staticmethod
- def _write_python_string(fname, data):
- """Write a string with tabs expanded as done in this Python file
- Args:
- fname (str): Filename to write to
- data (str): Raw string to convert
- """
- data = data.replace('\t', '\\t')
- with open(fname, 'w') as fout:
- fout.write(data)
- def _check_strings(self, expected, actual):
- """Check that a string matches its expected value
- If the strings do not match, they are written to the /tmp directory in
- the same Python format as is used here in the test. This allows for
- easy comparison and update of the tests.
- Args:
- expected (str): Expected string
- actual (str): Actual string
- """
- if expected != actual:
- self._write_python_string('/tmp/binman.expected', expected)
- self._write_python_string('/tmp/binman.actual', actual)
- print('Failures written to /tmp/binman.{expected,actual}')
- self.assertEqual(expected, actual)
- @staticmethod
- def run_test(args, dtb_file, output, instantiate=False):
- """Run a test using dtoc
- Args:
- args (list of str): List of arguments for dtoc
- dtb_file (str): Filename of .dtb file
- output (str): Filename of output file
- Returns:
- DtbPlatdata object
- """
- # Make a copy of the 'scan' object, since it includes uclasses and
- # drivers, which get updated during execution.
- return dtb_platdata.run_steps(
- args, dtb_file, False, output, [], None, instantiate,
- warning_disabled=True, scan=copy_scan())
- def test_name(self):
- """Test conversion of device tree names to C identifiers"""
- self.assertEqual('serial_at_0x12', conv_name_to_c('serial@0x12'))
- self.assertEqual('vendor_clock_frequency',
- conv_name_to_c('vendor,clock-frequency'))
- self.assertEqual('rockchip_rk3399_sdhci_5_1',
- conv_name_to_c('rockchip,rk3399-sdhci-5.1'))
- def test_tab_to(self):
- """Test operation of tab_to() function"""
- self.assertEqual('fred ', tab_to(0, 'fred'))
- self.assertEqual('fred\t', tab_to(1, 'fred'))
- self.assertEqual('fred was here ', tab_to(1, 'fred was here'))
- self.assertEqual('fred was here\t\t', tab_to(3, 'fred was here'))
- self.assertEqual('exactly8 ', tab_to(1, 'exactly8'))
- self.assertEqual('exactly8\t', tab_to(2, 'exactly8'))
- def test_get_value(self):
- """Test operation of get_value() function"""
- self.assertEqual('0x45',
- get_value(fdt.Type.INT, struct.pack('>I', 0x45)))
- self.assertEqual('0x45',
- get_value(fdt.Type.BYTE, struct.pack('<I', 0x45)))
- self.assertEqual('0x0',
- get_value(fdt.Type.BYTE, struct.pack('>I', 0x45)))
- self.assertEqual('"test"', get_value(fdt.Type.STRING, 'test'))
- self.assertEqual('true', get_value(fdt.Type.BOOL, None))
- def test_get_compat_name(self):
- """Test operation of get_compat_name() function"""
- Prop = collections.namedtuple('Prop', ['value'])
- Node = collections.namedtuple('Node', ['props'])
- prop = Prop(['rockchip,rk3399-sdhci-5.1', 'arasan,sdhci-5.1'])
- node = Node({'compatible': prop})
- self.assertEqual((['rockchip_rk3399_sdhci_5_1', 'arasan_sdhci_5_1']),
- get_compat_name(node))
- prop = Prop(['rockchip,rk3399-sdhci-5.1'])
- node = Node({'compatible': prop})
- self.assertEqual((['rockchip_rk3399_sdhci_5_1']),
- get_compat_name(node))
- prop = Prop(['rockchip,rk3399-sdhci-5.1', 'arasan,sdhci-5.1', 'third'])
- node = Node({'compatible': prop})
- self.assertEqual((['rockchip_rk3399_sdhci_5_1',
- 'arasan_sdhci_5_1', 'third']),
- get_compat_name(node))
- def test_empty_file(self):
- """Test output from a device tree file with no nodes"""
- dtb_file = get_dtb_file('dtoc_test_empty.dts')
- output = tools.GetOutputFilename('output')
- # Run this one without saved_scan to complete test coverage
- dtb_platdata.run_steps(['struct'], dtb_file, False, output, [], None,
- False)
- with open(output) as infile:
- lines = infile.read().splitlines()
- self.assertEqual(HEADER.splitlines(), lines)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- lines = infile.read().splitlines()
- self.assertEqual(C_HEADER.splitlines() + [''], lines)
- decl_text = DECL_HEADER + '''
- #include <dm/device-internal.h>
- #include <dm/uclass-internal.h>
- /* driver declarations - these allow DM_DRIVER_GET() to be used */
- extern U_BOOT_DRIVER(sandbox_i2c);
- extern U_BOOT_DRIVER(sandbox_pmic);
- extern U_BOOT_DRIVER(sandbox_spl_test);
- extern U_BOOT_DRIVER(sandbox_spl_test);
- extern U_BOOT_DRIVER(sandbox_spl_test);
- /* uclass driver declarations - needed for DM_UCLASS_DRIVER_REF() */
- extern UCLASS_DRIVER(i2c);
- extern UCLASS_DRIVER(misc);
- extern UCLASS_DRIVER(pmic);
- '''
- decl_text_inst = DECL_HEADER + '''
- #include <dm/device-internal.h>
- #include <dm/uclass-internal.h>
- /* driver declarations - these allow DM_DRIVER_GET() to be used */
- extern U_BOOT_DRIVER(sandbox_i2c);
- extern U_BOOT_DRIVER(root_driver);
- extern U_BOOT_DRIVER(denx_u_boot_test_bus);
- extern U_BOOT_DRIVER(sandbox_spl_test);
- extern U_BOOT_DRIVER(sandbox_spl_test);
- extern U_BOOT_DRIVER(denx_u_boot_fdt_test);
- extern U_BOOT_DRIVER(denx_u_boot_fdt_test);
- /* device declarations - these allow DM_DEVICE_REF() to be used */
- extern DM_DEVICE_INST(i2c);
- extern DM_DEVICE_INST(root);
- extern DM_DEVICE_INST(some_bus);
- extern DM_DEVICE_INST(spl_test);
- extern DM_DEVICE_INST(spl_test3);
- extern DM_DEVICE_INST(test);
- extern DM_DEVICE_INST(test0);
- /* uclass driver declarations - needed for DM_UCLASS_DRIVER_REF() */
- extern UCLASS_DRIVER(i2c);
- extern UCLASS_DRIVER(misc);
- extern UCLASS_DRIVER(root);
- extern UCLASS_DRIVER(testbus);
- extern UCLASS_DRIVER(testfdt);
- /* uclass declarations - needed for DM_UCLASS_REF() */
- extern DM_UCLASS_INST(i2c);
- extern DM_UCLASS_INST(misc);
- extern DM_UCLASS_INST(root);
- extern DM_UCLASS_INST(testbus);
- extern DM_UCLASS_INST(testfdt);
- '''
- struct_text = HEADER + '''
- struct dtd_sandbox_i2c {
- };
- struct dtd_sandbox_pmic {
- \tbool\t\tlow_power;
- \tfdt32_t\t\treg[1];
- };
- struct dtd_sandbox_spl_test {
- \tconst char * acpi_name;
- \tbool\t\tboolval;
- \tunsigned char\tbytearray[3];
- \tunsigned char\tbyteval;
- \tfdt32_t\t\tintarray[3];
- \tfdt32_t\t\tintval;
- \tunsigned char\tlongbytearray[9];
- \tfdt32_t\t\tmaybe_empty_int[1];
- \tunsigned char\tnotstring[5];
- \tconst char *\tstringarray[3];
- \tconst char *\tstringval;
- };
- '''
- platdata_text = C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: i2c_at_0 sandbox_i2c
- * 1: pmic_at_9 sandbox_pmic
- * 2: spl_test sandbox_spl_test
- * 3: spl_test2 sandbox_spl_test
- * 4: spl_test3 sandbox_spl_test
- * --- -------------------- --------------------
- */
- /*
- * Node /i2c@0 index 0
- * driver sandbox_i2c parent None
- */
- static struct dtd_sandbox_i2c dtv_i2c_at_0 = {
- };
- U_BOOT_DRVINFO(i2c_at_0) = {
- \t.name\t\t= "sandbox_i2c",
- \t.plat\t\t= &dtv_i2c_at_0,
- \t.plat_size\t= sizeof(dtv_i2c_at_0),
- \t.parent_idx\t= -1,
- };
- /*
- * Node /i2c@0/pmic@9 index 1
- * driver sandbox_pmic parent sandbox_i2c
- */
- static struct dtd_sandbox_pmic dtv_pmic_at_9 = {
- \t.low_power\t\t= true,
- \t.reg\t\t\t= {0x9},
- };
- U_BOOT_DRVINFO(pmic_at_9) = {
- \t.name\t\t= "sandbox_pmic",
- \t.plat\t\t= &dtv_pmic_at_9,
- \t.plat_size\t= sizeof(dtv_pmic_at_9),
- \t.parent_idx\t= 0,
- };
- /*
- * Node /spl-test index 2
- * driver sandbox_spl_test parent None
- */
- static struct dtd_sandbox_spl_test dtv_spl_test = {
- \t.boolval\t\t= true,
- \t.bytearray\t\t= {0x6, 0x0, 0x0},
- \t.byteval\t\t= 0x5,
- \t.intarray\t\t= {0x2, 0x3, 0x4},
- \t.intval\t\t\t= 0x1,
- \t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x10,
- \t\t0x11},
- \t.maybe_empty_int\t= {0x0},
- \t.notstring\t\t= {0x20, 0x21, 0x22, 0x10, 0x0},
- \t.stringarray\t\t= {"multi-word", "message", ""},
- \t.stringval\t\t= "message",
- };
- U_BOOT_DRVINFO(spl_test) = {
- \t.name\t\t= "sandbox_spl_test",
- \t.plat\t\t= &dtv_spl_test,
- \t.plat_size\t= sizeof(dtv_spl_test),
- \t.parent_idx\t= -1,
- };
- /*
- * Node /spl-test2 index 3
- * driver sandbox_spl_test parent None
- */
- static struct dtd_sandbox_spl_test dtv_spl_test2 = {
- \t.acpi_name\t\t= "\\\\_SB.GPO0",
- \t.bytearray\t\t= {0x1, 0x23, 0x34},
- \t.byteval\t\t= 0x8,
- \t.intarray\t\t= {0x5, 0x0, 0x0},
- \t.intval\t\t\t= 0x3,
- \t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0x0, 0x0, 0x0, 0x0,
- \t\t0x0},
- \t.stringarray\t\t= {"another", "multi-word", "message"},
- \t.stringval\t\t= "message2",
- };
- U_BOOT_DRVINFO(spl_test2) = {
- \t.name\t\t= "sandbox_spl_test",
- \t.plat\t\t= &dtv_spl_test2,
- \t.plat_size\t= sizeof(dtv_spl_test2),
- \t.parent_idx\t= -1,
- };
- /*
- * Node /spl-test3 index 4
- * driver sandbox_spl_test parent None
- */
- static struct dtd_sandbox_spl_test dtv_spl_test3 = {
- \t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x10,
- \t\t0x0},
- \t.maybe_empty_int\t= {0x1},
- \t.stringarray\t\t= {"one", "", ""},
- };
- U_BOOT_DRVINFO(spl_test3) = {
- \t.name\t\t= "sandbox_spl_test",
- \t.plat\t\t= &dtv_spl_test3,
- \t.plat_size\t= sizeof(dtv_spl_test3),
- \t.parent_idx\t= -1,
- };
- '''
- uclass_text_inst = '''
- #include <common.h>
- #include <dm.h>
- #include <dt-structs.h>
- /*
- * uclass declarations, ordered by 'struct uclass' linker_list idx:
- * 0: i2c
- * 1: misc
- * 2: root
- * 3: testbus
- * 4: testfdt
- *
- * Sequence numbers allocated in each uclass:
- * i2c: UCLASS_I2C
- * 4: /i2c
- * misc: UCLASS_MISC
- * 0: /spl-test
- * 1: /spl-test3
- * root: UCLASS_ROOT
- * 0: /
- * testbus: UCLASS_TEST_BUS
- * 2: /some-bus
- * testfdt: UCLASS_TEST_FDT
- * 1: /some-bus/test
- * 2: /some-bus/test0
- */
- struct list_head uclass_head = {
- .prev = &DM_UCLASS_REF(testfdt)->sibling_node,
- .next = &DM_UCLASS_REF(i2c)->sibling_node,
- };
- DM_UCLASS_INST(i2c) = {
- .uc_drv = DM_UCLASS_DRIVER_REF(i2c),
- .sibling_node = {
- .prev = &uclass_head,
- .next = &DM_UCLASS_REF(misc)->sibling_node,
- },
- .dev_head = {
- .prev = &DM_DEVICE_REF(i2c)->uclass_node,
- .next = &DM_DEVICE_REF(i2c)->uclass_node,
- },
- };
- DM_UCLASS_INST(misc) = {
- .uc_drv = DM_UCLASS_DRIVER_REF(misc),
- .sibling_node = {
- .prev = &DM_UCLASS_REF(i2c)->sibling_node,
- .next = &DM_UCLASS_REF(root)->sibling_node,
- },
- .dev_head = {
- .prev = &DM_DEVICE_REF(spl_test3)->uclass_node,
- .next = &DM_DEVICE_REF(spl_test)->uclass_node,
- },
- };
- DM_UCLASS_INST(root) = {
- .uc_drv = DM_UCLASS_DRIVER_REF(root),
- .sibling_node = {
- .prev = &DM_UCLASS_REF(misc)->sibling_node,
- .next = &DM_UCLASS_REF(testbus)->sibling_node,
- },
- .dev_head = {
- .prev = &DM_DEVICE_REF(root)->uclass_node,
- .next = &DM_DEVICE_REF(root)->uclass_node,
- },
- };
- DM_UCLASS_INST(testbus) = {
- .uc_drv = DM_UCLASS_DRIVER_REF(testbus),
- .sibling_node = {
- .prev = &DM_UCLASS_REF(root)->sibling_node,
- .next = &DM_UCLASS_REF(testfdt)->sibling_node,
- },
- .dev_head = {
- .prev = &DM_DEVICE_REF(some_bus)->uclass_node,
- .next = &DM_DEVICE_REF(some_bus)->uclass_node,
- },
- };
- #include <dm/test.h>
- u8 _testfdt_priv_[sizeof(struct dm_test_uc_priv)]
- __attribute__ ((section (".priv_data")));
- DM_UCLASS_INST(testfdt) = {
- .priv_ = _testfdt_priv_,
- .uc_drv = DM_UCLASS_DRIVER_REF(testfdt),
- .sibling_node = {
- .prev = &DM_UCLASS_REF(testbus)->sibling_node,
- .next = &uclass_head,
- },
- .dev_head = {
- .prev = &DM_DEVICE_REF(test0)->uclass_node,
- .next = &DM_DEVICE_REF(test)->uclass_node,
- },
- };
- '''
- device_text_inst = '''/*
- * DO NOT MODIFY
- *
- * Declares the DM_DEVICE_INST() records.
- * This was generated by dtoc from a .dtb (device tree binary) file.
- */
- #include <common.h>
- #include <dm.h>
- #include <dt-structs.h>
- /*
- * udevice declarations, ordered by 'struct udevice' linker_list position:
- *
- * idx udevice driver
- * --- -------------------- --------------------
- * 0: i2c sandbox_i2c
- * 1: root root_driver
- * 2: some_bus denx_u_boot_test_bus
- * 3: spl_test sandbox_spl_test
- * 4: spl_test3 sandbox_spl_test
- * 5: test denx_u_boot_fdt_test
- * 6: test0 denx_u_boot_fdt_test
- * --- -------------------- --------------------
- */
- /*
- * Node /i2c index 0
- * driver sandbox_i2c parent root_driver
- */
- static struct dtd_sandbox_i2c dtv_i2c = {
- \t.intval\t\t\t= 0x3,
- };
- #include <asm/i2c.h>
- u8 _sandbox_i2c_priv_i2c[sizeof(struct sandbox_i2c_priv)]
- \t__attribute__ ((section (".priv_data")));
- #include <i2c.h>
- u8 _sandbox_i2c_uc_priv_i2c[sizeof(struct dm_i2c_bus)]
- \t__attribute__ ((section (".priv_data")));
- DM_DEVICE_INST(i2c) = {
- \t.driver\t\t= DM_DRIVER_REF(sandbox_i2c),
- \t.name\t\t= "sandbox_i2c",
- \t.plat_\t\t= &dtv_i2c,
- \t.priv_\t\t= _sandbox_i2c_priv_i2c,
- \t.uclass\t\t= DM_UCLASS_REF(i2c),
- \t.uclass_priv_ = _sandbox_i2c_uc_priv_i2c,
- \t.uclass_node\t= {
- \t\t.prev = &DM_UCLASS_REF(i2c)->dev_head,
- \t\t.next = &DM_UCLASS_REF(i2c)->dev_head,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(i2c)->child_head,
- \t\t.next = &DM_DEVICE_REF(i2c)->child_head,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(root)->child_head,
- \t\t.next = &DM_DEVICE_REF(some_bus)->sibling_node,
- \t},
- \t.seq_ = 4,
- };
- /*
- * Node / index 1
- * driver root_driver parent None
- */
- static struct dtd_root_driver dtv_root = {
- };
- DM_DEVICE_INST(root) = {
- \t.driver\t\t= DM_DRIVER_REF(root_driver),
- \t.name\t\t= "root_driver",
- \t.plat_\t\t= &dtv_root,
- \t.uclass\t\t= DM_UCLASS_REF(root),
- \t.uclass_node\t= {
- \t\t.prev = &DM_UCLASS_REF(root)->dev_head,
- \t\t.next = &DM_UCLASS_REF(root)->dev_head,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(spl_test3)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(i2c)->sibling_node,
- \t},
- \t.seq_ = 0,
- };
- /*
- * Node /some-bus index 2
- * driver denx_u_boot_test_bus parent root_driver
- */
- #include <dm/test.h>
- struct dm_test_pdata __attribute__ ((section (".priv_data")))
- \t_denx_u_boot_test_bus_plat_some_bus = {
- \t.dtplat = {
- \t\t.ping_add\t\t= 0x4,
- \t\t.ping_expect\t\t= 0x4,
- \t\t.reg\t\t\t= {0x3, 0x1},
- \t},
- };
- #include <dm/test.h>
- u8 _denx_u_boot_test_bus_priv_some_bus[sizeof(struct dm_test_priv)]
- \t__attribute__ ((section (".priv_data")));
- #include <dm/test.h>
- u8 _denx_u_boot_test_bus_ucplat_some_bus[sizeof(struct dm_test_uclass_priv)]
- \t__attribute__ ((section (".priv_data")));
- #include <test.h>
- DM_DEVICE_INST(some_bus) = {
- \t.driver\t\t= DM_DRIVER_REF(denx_u_boot_test_bus),
- \t.name\t\t= "denx_u_boot_test_bus",
- \t.plat_\t\t= &_denx_u_boot_test_bus_plat_some_bus,
- \t.uclass_plat_\t= _denx_u_boot_test_bus_ucplat_some_bus,
- \t.driver_data\t= DM_TEST_TYPE_FIRST,
- \t.priv_\t\t= _denx_u_boot_test_bus_priv_some_bus,
- \t.uclass\t\t= DM_UCLASS_REF(testbus),
- \t.uclass_node\t= {
- \t\t.prev = &DM_UCLASS_REF(testbus)->dev_head,
- \t\t.next = &DM_UCLASS_REF(testbus)->dev_head,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(test0)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(test)->sibling_node,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(i2c)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(spl_test)->sibling_node,
- \t},
- \t.seq_ = 2,
- };
- /*
- * Node /spl-test index 3
- * driver sandbox_spl_test parent root_driver
- */
- static struct dtd_sandbox_spl_test dtv_spl_test = {
- \t.boolval\t\t= true,
- \t.intval\t\t\t= 0x1,
- };
- DM_DEVICE_INST(spl_test) = {
- \t.driver\t\t= DM_DRIVER_REF(sandbox_spl_test),
- \t.name\t\t= "sandbox_spl_test",
- \t.plat_\t\t= &dtv_spl_test,
- \t.uclass\t\t= DM_UCLASS_REF(misc),
- \t.uclass_node\t= {
- \t\t.prev = &DM_UCLASS_REF(misc)->dev_head,
- \t\t.next = &DM_DEVICE_REF(spl_test3)->uclass_node,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(spl_test)->child_head,
- \t\t.next = &DM_DEVICE_REF(spl_test)->child_head,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(some_bus)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(spl_test3)->sibling_node,
- \t},
- \t.seq_ = 0,
- };
- /*
- * Node /spl-test3 index 4
- * driver sandbox_spl_test parent root_driver
- */
- static struct dtd_sandbox_spl_test dtv_spl_test3 = {
- \t.longbytearray\t\t= {0x90a0b0c, 0xd0e0f10},
- \t.stringarray\t\t= "one",
- };
- DM_DEVICE_INST(spl_test3) = {
- \t.driver\t\t= DM_DRIVER_REF(sandbox_spl_test),
- \t.name\t\t= "sandbox_spl_test",
- \t.plat_\t\t= &dtv_spl_test3,
- \t.uclass\t\t= DM_UCLASS_REF(misc),
- \t.uclass_node\t= {
- \t\t.prev = &DM_DEVICE_REF(spl_test)->uclass_node,
- \t\t.next = &DM_UCLASS_REF(misc)->dev_head,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(spl_test3)->child_head,
- \t\t.next = &DM_DEVICE_REF(spl_test3)->child_head,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(spl_test)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(root)->child_head,
- \t},
- \t.seq_ = 1,
- };
- /*
- * Node /some-bus/test index 5
- * driver denx_u_boot_fdt_test parent denx_u_boot_test_bus
- */
- #include <dm/test.h>
- struct dm_test_pdata __attribute__ ((section (".priv_data")))
- \t_denx_u_boot_fdt_test_plat_test = {
- \t.dtplat = {
- \t\t.ping_add\t\t= 0x5,
- \t\t.ping_expect\t\t= 0x5,
- \t\t.reg\t\t\t= {0x5},
- \t},
- };
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_priv_test[sizeof(struct dm_test_priv)]
- \t__attribute__ ((section (".priv_data")));
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_parent_plat_test[sizeof(struct dm_test_parent_plat)]
- \t__attribute__ ((section (".priv_data")));
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_parent_priv_test[sizeof(struct dm_test_parent_data)]
- \t__attribute__ ((section (".priv_data")));
- DM_DEVICE_INST(test) = {
- \t.driver\t\t= DM_DRIVER_REF(denx_u_boot_fdt_test),
- \t.name\t\t= "denx_u_boot_fdt_test",
- \t.plat_\t\t= &_denx_u_boot_fdt_test_plat_test,
- \t.parent_plat_\t= _denx_u_boot_fdt_test_parent_plat_test,
- \t.driver_data\t= DM_TEST_TYPE_FIRST,
- \t.parent\t\t= DM_DEVICE_REF(some_bus),
- \t.priv_\t\t= _denx_u_boot_fdt_test_priv_test,
- \t.uclass\t\t= DM_UCLASS_REF(testfdt),
- \t.parent_priv_\t= _denx_u_boot_fdt_test_parent_priv_test,
- \t.uclass_node\t= {
- \t\t.prev = &DM_UCLASS_REF(testfdt)->dev_head,
- \t\t.next = &DM_DEVICE_REF(test0)->uclass_node,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(test)->child_head,
- \t\t.next = &DM_DEVICE_REF(test)->child_head,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(some_bus)->child_head,
- \t\t.next = &DM_DEVICE_REF(test0)->sibling_node,
- \t},
- \t.seq_ = 1,
- };
- /*
- * Node /some-bus/test0 index 6
- * driver denx_u_boot_fdt_test parent denx_u_boot_test_bus
- */
- #include <dm/test.h>
- struct dm_test_pdata __attribute__ ((section (".priv_data")))
- \t_denx_u_boot_fdt_test_plat_test0 = {
- \t.dtplat = {
- \t},
- };
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_priv_test0[sizeof(struct dm_test_priv)]
- \t__attribute__ ((section (".priv_data")));
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_parent_plat_test0[sizeof(struct dm_test_parent_plat)]
- \t__attribute__ ((section (".priv_data")));
- #include <dm/test.h>
- u8 _denx_u_boot_fdt_test_parent_priv_test0[sizeof(struct dm_test_parent_data)]
- \t__attribute__ ((section (".priv_data")));
- DM_DEVICE_INST(test0) = {
- \t.driver\t\t= DM_DRIVER_REF(denx_u_boot_fdt_test),
- \t.name\t\t= "denx_u_boot_fdt_test",
- \t.plat_\t\t= &_denx_u_boot_fdt_test_plat_test0,
- \t.parent_plat_\t= _denx_u_boot_fdt_test_parent_plat_test0,
- \t.driver_data\t= DM_TEST_TYPE_SECOND,
- \t.parent\t\t= DM_DEVICE_REF(some_bus),
- \t.priv_\t\t= _denx_u_boot_fdt_test_priv_test0,
- \t.uclass\t\t= DM_UCLASS_REF(testfdt),
- \t.parent_priv_\t= _denx_u_boot_fdt_test_parent_priv_test0,
- \t.uclass_node\t= {
- \t\t.prev = &DM_DEVICE_REF(test)->uclass_node,
- \t\t.next = &DM_UCLASS_REF(testfdt)->dev_head,
- \t},
- \t.child_head\t= {
- \t\t.prev = &DM_DEVICE_REF(test0)->child_head,
- \t\t.next = &DM_DEVICE_REF(test0)->child_head,
- \t},
- \t.sibling_node\t= {
- \t\t.prev = &DM_DEVICE_REF(test)->sibling_node,
- \t\t.next = &DM_DEVICE_REF(some_bus)->child_head,
- \t},
- \t.seq_ = 2,
- };
- '''
- def test_simple(self):
- """Test output from some simple nodes with various types of data"""
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(self.struct_text, data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(self.platdata_text, data)
- self.run_test(['decl'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(self.decl_text, data)
- # Try the 'all' command
- self.run_test(['all'], dtb_file, output)
- data = tools.ReadFile(output, binary=False)
- self._check_strings(
- self.decl_text + self.platdata_text + self.struct_text, data)
- def test_driver_alias(self):
- """Test output from a device tree file with a driver alias"""
- dtb_file = get_dtb_file('dtoc_test_driver_alias.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_sandbox_gpio {
- \tconst char *\tgpio_bank_name;
- \tbool\t\tgpio_controller;
- \tfdt32_t\t\tsandbox_gpio_count;
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: gpios_at_0 sandbox_gpio
- * --- -------------------- --------------------
- */
- /*
- * Node /gpios@0 index 0
- * driver sandbox_gpio parent None
- */
- static struct dtd_sandbox_gpio dtv_gpios_at_0 = {
- \t.gpio_bank_name\t\t= "a",
- \t.gpio_controller\t= true,
- \t.sandbox_gpio_count\t= 0x14,
- };
- U_BOOT_DRVINFO(gpios_at_0) = {
- \t.name\t\t= "sandbox_gpio",
- \t.plat\t\t= &dtv_gpios_at_0,
- \t.plat_size\t= sizeof(dtv_gpios_at_0),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_invalid_driver(self):
- """Test output from a device tree file with an invalid driver"""
- dtb_file = get_dtb_file('dtoc_test_invalid_driver.dts')
- output = tools.GetOutputFilename('output')
- with test_util.capture_sys_output() as _:
- dtb_platdata.run_steps(
- ['struct'], dtb_file, False, output, [], None, False,
- scan=copy_scan())
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_invalid {
- };
- ''', data)
- with test_util.capture_sys_output() as _:
- dtb_platdata.run_steps(
- ['platdata'], dtb_file, False, output, [], None, False,
- scan=copy_scan())
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: spl_test invalid
- * --- -------------------- --------------------
- */
- /* Node /spl-test index 0 */
- static struct dtd_invalid dtv_spl_test = {
- };
- U_BOOT_DRVINFO(spl_test) = {
- \t.name\t\t= "invalid",
- \t.plat\t\t= &dtv_spl_test,
- \t.plat_size\t= sizeof(dtv_spl_test),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_phandle(self):
- """Test output from a node containing a phandle reference"""
- dtb_file = get_dtb_file('dtoc_test_phandle.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_source {
- \tstruct phandle_2_arg clocks[4];
- };
- struct dtd_target {
- \tfdt32_t\t\tintval;
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: phandle2_target target
- * 1: phandle3_target target
- * 2: phandle_source source
- * 3: phandle_source2 source
- * 4: phandle_target target
- * --- -------------------- --------------------
- */
- /* Node /phandle2-target index 0 */
- static struct dtd_target dtv_phandle2_target = {
- \t.intval\t\t\t= 0x1,
- };
- U_BOOT_DRVINFO(phandle2_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle2_target,
- \t.plat_size\t= sizeof(dtv_phandle2_target),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle3-target index 1 */
- static struct dtd_target dtv_phandle3_target = {
- \t.intval\t\t\t= 0x2,
- };
- U_BOOT_DRVINFO(phandle3_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle3_target,
- \t.plat_size\t= sizeof(dtv_phandle3_target),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-source index 2 */
- static struct dtd_source dtv_phandle_source = {
- \t.clocks\t\t\t= {
- \t\t\t{4, {}},
- \t\t\t{0, {11}},
- \t\t\t{1, {12, 13}},
- \t\t\t{4, {}},},
- };
- U_BOOT_DRVINFO(phandle_source) = {
- \t.name\t\t= "source",
- \t.plat\t\t= &dtv_phandle_source,
- \t.plat_size\t= sizeof(dtv_phandle_source),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-source2 index 3 */
- static struct dtd_source dtv_phandle_source2 = {
- \t.clocks\t\t\t= {
- \t\t\t{4, {}},},
- };
- U_BOOT_DRVINFO(phandle_source2) = {
- \t.name\t\t= "source",
- \t.plat\t\t= &dtv_phandle_source2,
- \t.plat_size\t= sizeof(dtv_phandle_source2),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-target index 4 */
- static struct dtd_target dtv_phandle_target = {
- \t.intval\t\t\t= 0x0,
- };
- U_BOOT_DRVINFO(phandle_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle_target,
- \t.plat_size\t= sizeof(dtv_phandle_target),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_phandle_single(self):
- """Test output from a node containing a phandle reference"""
- dtb_file = get_dtb_file('dtoc_test_phandle_single.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_source {
- \tstruct phandle_0_arg clocks[1];
- };
- struct dtd_target {
- \tfdt32_t\t\tintval;
- };
- ''', data)
- def test_phandle_reorder(self):
- """Test that phandle targets are generated before their references"""
- dtb_file = get_dtb_file('dtoc_test_phandle_reorder.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: phandle_source2 source
- * 1: phandle_target target
- * --- -------------------- --------------------
- */
- /* Node /phandle-source2 index 0 */
- static struct dtd_source dtv_phandle_source2 = {
- \t.clocks\t\t\t= {
- \t\t\t{1, {}},},
- };
- U_BOOT_DRVINFO(phandle_source2) = {
- \t.name\t\t= "source",
- \t.plat\t\t= &dtv_phandle_source2,
- \t.plat_size\t= sizeof(dtv_phandle_source2),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-target index 1 */
- static struct dtd_target dtv_phandle_target = {
- };
- U_BOOT_DRVINFO(phandle_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle_target,
- \t.plat_size\t= sizeof(dtv_phandle_target),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_phandle_cd_gpio(self):
- """Test that phandle targets are generated when unsing cd-gpios"""
- dtb_file = get_dtb_file('dtoc_test_phandle_cd_gpios.dts')
- output = tools.GetOutputFilename('output')
- dtb_platdata.run_steps(
- ['platdata'], dtb_file, False, output, [], None, False,
- warning_disabled=True, scan=copy_scan())
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: phandle2_target target
- * 1: phandle3_target target
- * 2: phandle_source source
- * 3: phandle_source2 source
- * 4: phandle_target target
- * --- -------------------- --------------------
- */
- /* Node /phandle2-target index 0 */
- static struct dtd_target dtv_phandle2_target = {
- \t.intval\t\t\t= 0x1,
- };
- U_BOOT_DRVINFO(phandle2_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle2_target,
- \t.plat_size\t= sizeof(dtv_phandle2_target),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle3-target index 1 */
- static struct dtd_target dtv_phandle3_target = {
- \t.intval\t\t\t= 0x2,
- };
- U_BOOT_DRVINFO(phandle3_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle3_target,
- \t.plat_size\t= sizeof(dtv_phandle3_target),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-source index 2 */
- static struct dtd_source dtv_phandle_source = {
- \t.cd_gpios\t\t= {
- \t\t\t{4, {}},
- \t\t\t{0, {11}},
- \t\t\t{1, {12, 13}},
- \t\t\t{4, {}},},
- };
- U_BOOT_DRVINFO(phandle_source) = {
- \t.name\t\t= "source",
- \t.plat\t\t= &dtv_phandle_source,
- \t.plat_size\t= sizeof(dtv_phandle_source),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-source2 index 3 */
- static struct dtd_source dtv_phandle_source2 = {
- \t.cd_gpios\t\t= {
- \t\t\t{4, {}},},
- };
- U_BOOT_DRVINFO(phandle_source2) = {
- \t.name\t\t= "source",
- \t.plat\t\t= &dtv_phandle_source2,
- \t.plat_size\t= sizeof(dtv_phandle_source2),
- \t.parent_idx\t= -1,
- };
- /* Node /phandle-target index 4 */
- static struct dtd_target dtv_phandle_target = {
- \t.intval\t\t\t= 0x0,
- };
- U_BOOT_DRVINFO(phandle_target) = {
- \t.name\t\t= "target",
- \t.plat\t\t= &dtv_phandle_target,
- \t.plat_size\t= sizeof(dtv_phandle_target),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_phandle_bad(self):
- """Test a node containing an invalid phandle fails"""
- dtb_file = get_dtb_file('dtoc_test_phandle_bad.dts',
- capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['struct'], dtb_file, output)
- self.assertIn("Cannot parse 'clocks' in node 'phandle-source'",
- str(exc.exception))
- def test_phandle_bad2(self):
- """Test a phandle target missing its #*-cells property"""
- dtb_file = get_dtb_file('dtoc_test_phandle_bad2.dts',
- capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['struct'], dtb_file, output)
- self.assertIn("Node 'phandle-target' has no cells property",
- str(exc.exception))
- def test_addresses64(self):
- """Test output from a node with a 'reg' property with na=2, ns=2"""
- dtb_file = get_dtb_file('dtoc_test_addr64.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_test1 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test2 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test3 {
- \tfdt64_t\t\treg[4];
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: test1 test1
- * 1: test2 test2
- * 2: test3 test3
- * --- -------------------- --------------------
- */
- /* Node /test1 index 0 */
- static struct dtd_test1 dtv_test1 = {
- \t.reg\t\t\t= {0x1234, 0x5678},
- };
- U_BOOT_DRVINFO(test1) = {
- \t.name\t\t= "test1",
- \t.plat\t\t= &dtv_test1,
- \t.plat_size\t= sizeof(dtv_test1),
- \t.parent_idx\t= -1,
- };
- /* Node /test2 index 1 */
- static struct dtd_test2 dtv_test2 = {
- \t.reg\t\t\t= {0x1234567890123456, 0x9876543210987654},
- };
- U_BOOT_DRVINFO(test2) = {
- \t.name\t\t= "test2",
- \t.plat\t\t= &dtv_test2,
- \t.plat_size\t= sizeof(dtv_test2),
- \t.parent_idx\t= -1,
- };
- /* Node /test3 index 2 */
- static struct dtd_test3 dtv_test3 = {
- \t.reg\t\t\t= {0x1234567890123456, 0x9876543210987654, 0x2, 0x3},
- };
- U_BOOT_DRVINFO(test3) = {
- \t.name\t\t= "test3",
- \t.plat\t\t= &dtv_test3,
- \t.plat_size\t= sizeof(dtv_test3),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_addresses32(self):
- """Test output from a node with a 'reg' property with na=1, ns=1"""
- dtb_file = get_dtb_file('dtoc_test_addr32.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_test1 {
- \tfdt32_t\t\treg[2];
- };
- struct dtd_test2 {
- \tfdt32_t\t\treg[4];
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: test1 test1
- * 1: test2 test2
- * --- -------------------- --------------------
- */
- /* Node /test1 index 0 */
- static struct dtd_test1 dtv_test1 = {
- \t.reg\t\t\t= {0x1234, 0x5678},
- };
- U_BOOT_DRVINFO(test1) = {
- \t.name\t\t= "test1",
- \t.plat\t\t= &dtv_test1,
- \t.plat_size\t= sizeof(dtv_test1),
- \t.parent_idx\t= -1,
- };
- /* Node /test2 index 1 */
- static struct dtd_test2 dtv_test2 = {
- \t.reg\t\t\t= {0x12345678, 0x98765432, 0x2, 0x3},
- };
- U_BOOT_DRVINFO(test2) = {
- \t.name\t\t= "test2",
- \t.plat\t\t= &dtv_test2,
- \t.plat_size\t= sizeof(dtv_test2),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_addresses64_32(self):
- """Test output from a node with a 'reg' property with na=2, ns=1"""
- dtb_file = get_dtb_file('dtoc_test_addr64_32.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_test1 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test2 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test3 {
- \tfdt64_t\t\treg[4];
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: test1 test1
- * 1: test2 test2
- * 2: test3 test3
- * --- -------------------- --------------------
- */
- /* Node /test1 index 0 */
- static struct dtd_test1 dtv_test1 = {
- \t.reg\t\t\t= {0x123400000000, 0x5678},
- };
- U_BOOT_DRVINFO(test1) = {
- \t.name\t\t= "test1",
- \t.plat\t\t= &dtv_test1,
- \t.plat_size\t= sizeof(dtv_test1),
- \t.parent_idx\t= -1,
- };
- /* Node /test2 index 1 */
- static struct dtd_test2 dtv_test2 = {
- \t.reg\t\t\t= {0x1234567890123456, 0x98765432},
- };
- U_BOOT_DRVINFO(test2) = {
- \t.name\t\t= "test2",
- \t.plat\t\t= &dtv_test2,
- \t.plat_size\t= sizeof(dtv_test2),
- \t.parent_idx\t= -1,
- };
- /* Node /test3 index 2 */
- static struct dtd_test3 dtv_test3 = {
- \t.reg\t\t\t= {0x1234567890123456, 0x98765432, 0x2, 0x3},
- };
- U_BOOT_DRVINFO(test3) = {
- \t.name\t\t= "test3",
- \t.plat\t\t= &dtv_test3,
- \t.plat_size\t= sizeof(dtv_test3),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_addresses32_64(self):
- """Test output from a node with a 'reg' property with na=1, ns=2"""
- dtb_file = get_dtb_file('dtoc_test_addr32_64.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_test1 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test2 {
- \tfdt64_t\t\treg[2];
- };
- struct dtd_test3 {
- \tfdt64_t\t\treg[4];
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: test1 test1
- * 1: test2 test2
- * 2: test3 test3
- * --- -------------------- --------------------
- */
- /* Node /test1 index 0 */
- static struct dtd_test1 dtv_test1 = {
- \t.reg\t\t\t= {0x1234, 0x567800000000},
- };
- U_BOOT_DRVINFO(test1) = {
- \t.name\t\t= "test1",
- \t.plat\t\t= &dtv_test1,
- \t.plat_size\t= sizeof(dtv_test1),
- \t.parent_idx\t= -1,
- };
- /* Node /test2 index 1 */
- static struct dtd_test2 dtv_test2 = {
- \t.reg\t\t\t= {0x12345678, 0x9876543210987654},
- };
- U_BOOT_DRVINFO(test2) = {
- \t.name\t\t= "test2",
- \t.plat\t\t= &dtv_test2,
- \t.plat_size\t= sizeof(dtv_test2),
- \t.parent_idx\t= -1,
- };
- /* Node /test3 index 2 */
- static struct dtd_test3 dtv_test3 = {
- \t.reg\t\t\t= {0x12345678, 0x9876543210987654, 0x2, 0x3},
- };
- U_BOOT_DRVINFO(test3) = {
- \t.name\t\t= "test3",
- \t.plat\t\t= &dtv_test3,
- \t.plat_size\t= sizeof(dtv_test3),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_bad_reg(self):
- """Test that a reg property with an invalid type generates an error"""
- # Capture stderr since dtc will emit warnings for this file
- dtb_file = get_dtb_file('dtoc_test_bad_reg.dts', capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['struct'], dtb_file, output)
- self.assertIn("Node 'spl-test' reg property is not an int",
- str(exc.exception))
- def test_bad_reg2(self):
- """Test that a reg property with an invalid cell count is detected"""
- # Capture stderr since dtc will emit warnings for this file
- dtb_file = get_dtb_file('dtoc_test_bad_reg2.dts', capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['struct'], dtb_file, output)
- self.assertIn(
- "Node 'spl-test' (parent '/') reg property has 3 cells which is not a multiple of na + ns = 1 + 1)",
- str(exc.exception))
- def test_add_prop(self):
- """Test that a subequent node can add a new property to a struct"""
- dtb_file = get_dtb_file('dtoc_test_add_prop.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(HEADER + '''
- struct dtd_sandbox_spl_test {
- \tfdt32_t\t\tintarray;
- \tfdt32_t\t\tintval;
- };
- ''', data)
- self.run_test(['platdata'], dtb_file, output)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(C_HEADER + '''
- /*
- * driver_info declarations, ordered by 'struct driver_info' linker_list idx:
- *
- * idx driver_info driver
- * --- -------------------- --------------------
- * 0: spl_test sandbox_spl_test
- * 1: spl_test2 sandbox_spl_test
- * --- -------------------- --------------------
- */
- /*
- * Node /spl-test index 0
- * driver sandbox_spl_test parent None
- */
- static struct dtd_sandbox_spl_test dtv_spl_test = {
- \t.intval\t\t\t= 0x1,
- };
- U_BOOT_DRVINFO(spl_test) = {
- \t.name\t\t= "sandbox_spl_test",
- \t.plat\t\t= &dtv_spl_test,
- \t.plat_size\t= sizeof(dtv_spl_test),
- \t.parent_idx\t= -1,
- };
- /*
- * Node /spl-test2 index 1
- * driver sandbox_spl_test parent None
- */
- static struct dtd_sandbox_spl_test dtv_spl_test2 = {
- \t.intarray\t\t= 0x5,
- };
- U_BOOT_DRVINFO(spl_test2) = {
- \t.name\t\t= "sandbox_spl_test",
- \t.plat\t\t= &dtv_spl_test2,
- \t.plat_size\t= sizeof(dtv_spl_test2),
- \t.parent_idx\t= -1,
- };
- ''', data)
- def test_stdout(self):
- """Test output to stdout"""
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- with test_util.capture_sys_output() as (stdout, _):
- self.run_test(['struct'], dtb_file, None)
- self._check_strings(self.struct_text, stdout.getvalue())
- def test_multi_to_file(self):
- """Test output of multiple pieces to a single file"""
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['all'], dtb_file, output)
- data = tools.ReadFile(output, binary=False)
- self._check_strings(
- self.decl_text + self.platdata_text + self.struct_text, data)
- def test_no_command(self):
- """Test running dtoc without a command"""
- with self.assertRaises(ValueError) as exc:
- self.run_test([], '', '')
- self.assertIn("Please specify a command: struct, platdata",
- str(exc.exception))
- def test_bad_command(self):
- """Test running dtoc with an invalid command"""
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['invalid-cmd'], dtb_file, output)
- self.assertIn(
- "Unknown command 'invalid-cmd': (use: decl, platdata, struct)",
- str(exc.exception))
- def test_output_conflict(self):
- """Test a conflict between and output dirs and output file"""
- with self.assertRaises(ValueError) as exc:
- dtb_platdata.run_steps(
- ['all'], None, False, 'out', ['cdir'], None, False,
- warning_disabled=True, scan=copy_scan())
- self.assertIn("Must specify either output or output_dirs, not both",
- str(exc.exception))
- def check_output_dirs(self, instantiate):
- # Remove the directory so that files from other tests are not there
- tools._RemoveOutputDir()
- tools.PrepareOutputDir(None)
- # This should create the .dts and .dtb in the output directory
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- outdir = tools.GetOutputDir()
- fnames = glob.glob(outdir + '/*')
- self.assertEqual(2, len(fnames))
- dtb_platdata.run_steps(
- ['all'], dtb_file, False, None, [outdir], None, instantiate,
- warning_disabled=True, scan=copy_scan())
- fnames = glob.glob(outdir + '/*')
- return fnames
- def test_output_dirs(self):
- """Test outputting files to a directory"""
- fnames = self.check_output_dirs(False)
- self.assertEqual(5, len(fnames))
- leafs = set(os.path.basename(fname) for fname in fnames)
- self.assertEqual(
- {'dt-structs-gen.h', 'source.dts', 'dt-plat.c', 'source.dtb',
- 'dt-decl.h'},
- leafs)
- def test_output_dirs_inst(self):
- """Test outputting files to a directory with instantiation"""
- fnames = self.check_output_dirs(True)
- self.assertEqual(6, len(fnames))
- leafs = set(os.path.basename(fname) for fname in fnames)
- self.assertEqual(
- {'dt-structs-gen.h', 'source.dts', 'source.dtb',
- 'dt-uclass.c', 'dt-decl.h', 'dt-device.c'},
- leafs)
- def setup_process_test(self):
- """Set up a test of process_nodes()
- This uses saved_scan but returns a deep copy of it, so it is safe to
- modify it in these tests
- Returns:
- tuple:
- DtbPlatdata: object to test
- Scanner: scanner to use
- """
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- output = tools.GetOutputFilename('output')
- # Take a copy before messing with it
- scan = copy_scan()
- plat = dtb_platdata.DtbPlatdata(scan, dtb_file, False)
- plat.scan_dtb()
- plat.scan_tree(False)
- plat.prepare_nodes()
- return plat, scan
- def test_process_nodes(self):
- """Test processing nodes to add various info"""
- plat, scan = self.setup_process_test()
- plat.process_nodes(True)
- i2c_node = plat._fdt.GetNode('/i2c@0')
- pmic_node = plat._fdt.GetNode('/i2c@0/pmic@9')
- pmic = scan._drivers['sandbox_pmic']
- i2c = scan._drivers['sandbox_i2c']
- self.assertEqual('DM_DEVICE_REF(pmic_at_9)', pmic_node.dev_ref)
- self.assertEqual(pmic, pmic_node.driver)
- self.assertEqual(i2c_node, pmic_node.parent)
- self.assertEqual(i2c, pmic_node.parent_driver)
- # The pmic is the only child
- self.assertEqual(pmic_node.parent_seq, 0)
- self.assertEqual([pmic_node], i2c_node.child_devs)
- # Start and end of the list should be the child_head
- ref = '&DM_DEVICE_REF(i2c_at_0)->child_head'
- self.assertEqual(
- {-1: ref, 0: '&DM_DEVICE_REF(pmic_at_9)->sibling_node', 1: ref},
- i2c_node.child_refs)
- def test_process_nodes_bad_parent(self):
- # Pretend that i2c has a parent (the pmic) and delete that driver
- plat, scan = self.setup_process_test()
- i2c_node = plat._fdt.GetNode('/i2c@0')
- pmic_node = plat._fdt.GetNode('/i2c@0/pmic@9')
- del scan._drivers['sandbox_pmic']
- i2c_node.parent = pmic_node
- # Process twice, the second time to generate an exception
- plat.process_nodes(False)
- with self.assertRaises(ValueError) as exc:
- plat.process_nodes(True)
- self.assertIn(
- "Cannot parse/find parent driver 'sandbox_pmic' for 'sandbox_i2c",
- str(exc.exception))
- def test_process_nodes_bad_node(self):
- plat, scan = self.setup_process_test()
- # Now remove the pmic driver
- del scan._drivers['sandbox_pmic']
- # Process twice, the second time to generate an exception
- plat.process_nodes(False)
- with self.assertRaises(ValueError) as exc:
- plat.process_nodes(True)
- self.assertIn("Cannot parse/find driver for 'sandbox_pmic",
- str(exc.exception))
- def test_process_nodes_bad_uclass(self):
- plat, scan = self.setup_process_test()
- self.assertIn('UCLASS_I2C', scan._uclass)
- del scan._uclass['UCLASS_I2C']
- with self.assertRaises(ValueError) as exc:
- plat.process_nodes(True)
- self.assertIn("Cannot parse/find uclass 'UCLASS_I2C' for driver 'sandbox_i2c'",
- str(exc.exception))
- def test_process_nodes_used(self):
- """Test processing nodes to add various info"""
- plat, scan = self.setup_process_test()
- plat.process_nodes(True)
- pmic = scan._drivers['sandbox_pmic']
- self.assertTrue(pmic.used)
- gpio = scan._drivers['sandbox_gpio']
- self.assertFalse(gpio.used)
- def test_alias_read(self):
- """Test obtaining aliases"""
- dtb_file = get_dtb_file('dtoc_test_inst.dts')
- output = tools.GetOutputFilename('output')
- plat = self.run_test(['struct'], dtb_file, output)
- scan = plat._scan
- testfdt_node = plat._fdt.GetNode('/some-bus/test')
- test0_node = plat._fdt.GetNode('/some-bus/test0')
- self.assertIn('UCLASS_TEST_FDT', scan._uclass)
- uc = scan._uclass['UCLASS_TEST_FDT']
- self.assertEqual({1: testfdt_node, 2: test0_node},
- uc.alias_num_to_node)
- self.assertEqual({'/some-bus/test': 1, '/some-bus/test0': 2},
- uc.alias_path_to_num)
- # Try adding an alias that doesn't exist
- self.assertFalse(scan.add_uclass_alias('fred', 3, None))
- # Try adding an alias for a missing node
- self.assertIsNone(scan.add_uclass_alias('testfdt', 3, None))
- def test_alias_read_bad(self):
- """Test invalid alias property name"""
- dtb_file = get_dtb_file('dtoc_test_alias_bad.dts')
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- plat = self.run_test(['struct'], dtb_file, output)
- self.assertIn("Cannot decode alias 'i2c4-'", str(exc.exception))
- def test_alias_read_bad_path(self):
- """Test alias pointing to a non-existent node"""
- # This line may produce a warning, so capture it:
- # Warning (alias_paths): /aliases:i2c4: aliases property is not a valid
- # node (/does/not/exist)
- dtb_file = get_dtb_file('dtoc_test_alias_bad_path.dts', True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- plat = self.run_test(['struct'], dtb_file, output)
- self.assertIn("Alias 'i2c4' path '/does/not/exist' not found",
- str(exc.exception))
- def test_alias_read_bad_uclass(self):
- """Test alias for a uclass that doesn't exist"""
- dtb_file = get_dtb_file('dtoc_test_alias_bad_uc.dts')
- output = tools.GetOutputFilename('output')
- with test_util.capture_sys_output() as (stdout, _):
- plat = self.run_test(['struct'], dtb_file, output)
- self.assertEqual("Could not find uclass for alias 'other1'",
- stdout.getvalue().strip())
- def test_sequence(self):
- """Test assignment of sequence numnbers"""
- dtb_file = get_dtb_file('dtoc_test_inst.dts')
- output = tools.GetOutputFilename('output')
- plat = self.run_test(['struct'], dtb_file, output)
- scan = plat._scan
- testfdt = plat._fdt.GetNode('/some-bus/test')
- self.assertEqual(1, testfdt.seq)
- i2c = plat._fdt.GetNode('/i2c')
- # For now this uclass is not compiled in, so no sequence is assigned
- self.assertEqual(4, i2c.seq)
- spl = plat._fdt.GetNode('/spl-test')
- self.assertEqual(0, spl.seq)
- def test_process_root(self):
- """Test assignment of sequence numnbers"""
- dtb_file = get_dtb_file('dtoc_test_simple.dts')
- output = tools.GetOutputFilename('output')
- # Take a copy before messing with it
- scan = copy_scan()
- plat = dtb_platdata.DtbPlatdata(scan, dtb_file, False)
- plat.scan_dtb()
- root = plat._fdt.GetRoot()
- plat.scan_tree(False)
- self.assertNotIn(root, plat._valid_nodes)
- plat.scan_tree(True)
- self.assertIn(root, plat._valid_nodes)
- self.assertEqual('root_driver',
- scan.get_normalized_compat_name(root)[0])
- def test_simple_inst(self):
- """Test output from some simple nodes with instantiate enabled"""
- dtb_file = get_dtb_file('dtoc_test_inst.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['decl'], dtb_file, output, True)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(self.decl_text_inst, data)
- self.run_test(['uclass'], dtb_file, output, True)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(UCLASS_HEADER_COMMON + self.uclass_text_inst, data)
- self.run_test(['device'], dtb_file, output, True)
- with open(output) as infile:
- data = infile.read()
- self._check_strings(self.device_text_inst, data)
- def test_inst_no_hdr(self):
- """Test dealing with a struct tsssshat has no header"""
- dtb_file = get_dtb_file('dtoc_test_inst.dts')
- output = tools.GetOutputFilename('output')
- # Run it once to set everything up
- plat = self.run_test(['decl'], dtb_file, output, True)
- scan = plat._scan
- # Restart the output file and delete any record of the uclass' struct
- plat.setup_output(Ftype.SOURCE, output)
- del scan._structs['dm_test_uc_priv']
- # Now generate the uclasses, which should provide a warning
- with test_util.capture_sys_output() as (stdout, _):
- plat.generate_uclasses()
- self.assertEqual(
- 'Warning: Cannot find header file for struct dm_test_uc_priv',
- stdout.getvalue().strip())
- def test_missing_props(self):
- """Test detection of a parent node with no properties"""
- dtb_file = get_dtb_file('dtoc_test_noprops.dts', capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['struct'], dtb_file, output)
- self.assertIn("Parent node '/i2c@0' has no properties - do you need",
- str(exc.exception))
- def test_single_reg(self):
- """Test detection of a parent node with no properties"""
- dtb_file = get_dtb_file('dtoc_test_single_reg.dts')
- output = tools.GetOutputFilename('output')
- self.run_test(['struct'], dtb_file, output)
- def test_missing_parent(self):
- """Test detection of a parent node with no properties"""
- dtb_file = get_dtb_file('dtoc_test_noparent.dts', capture_stderr=True)
- output = tools.GetOutputFilename('output')
- with self.assertRaises(ValueError) as exc:
- self.run_test(['device'], dtb_file, output, instantiate=True)
- self.assertIn("Node '/i2c@0/spl-test/pmic@9' requires parent node "
- "'/i2c@0/spl-test' but it is not in the valid list",
- str(exc.exception))
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