| #!/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 os |
| import struct |
| import sys |
| import tempfile |
| import unittest |
| |
| from dtoc import dtb_platdata |
| from dtb_platdata import conv_name_to_c |
| from dtb_platdata import get_compat_name |
| from dtb_platdata import get_value |
| from dtb_platdata import tab_to |
| from dtoc import fdt |
| from dtoc import fdt_util |
| from patman import test_util |
| from patman import tools |
| |
| our_path = os.path.dirname(os.path.realpath(__file__)) |
| |
| |
| HEADER = '''/* |
| * DO NOT MODIFY |
| * |
| * This file was generated by dtoc from a .dtb (device tree binary) file. |
| */ |
| |
| #include <stdbool.h> |
| #include <linux/libfdt.h>''' |
| |
| C_HEADER = '''/* |
| * DO NOT MODIFY |
| * |
| * This file was generated by dtoc from a .dtb (device tree binary) file. |
| */ |
| |
| /* Allow use of U_BOOT_DEVICE() in this file */ |
| #define DT_PLATDATA_C |
| |
| #include <common.h> |
| #include <dm.h> |
| #include <dt-structs.h> |
| ''' |
| |
| C_EMPTY_POPULATE_PHANDLE_DATA = '''void dm_populate_phandle_data(void) { |
| } |
| ''' |
| |
| |
| def get_dtb_file(dts_fname, capture_stderr=False): |
| """Compile a .dts file to a .dtb |
| |
| Args: |
| dts_fname: Filename of .dts file in the current directory |
| capture_stderr: True to capture and discard stderr output |
| |
| Returns: |
| Filename of compiled file in output directory |
| """ |
| return fdt_util.EnsureCompiled(os.path.join(our_path, dts_fname), |
| capture_stderr=capture_stderr) |
| |
| |
| class TestDtoc(unittest.TestCase): |
| """Tests for dtoc""" |
| @classmethod |
| def setUpClass(cls): |
| tools.PrepareOutputDir(None) |
| cls.maxDiff = None |
| |
| @classmethod |
| def tearDownClass(cls): |
| tools._RemoveOutputDir() |
| |
| def _WritePythonString(self, fname, data): |
| """Write a string with tabs expanded as done in this Python file |
| |
| Args: |
| fname: Filename to write to |
| data: Raw string to convert |
| """ |
| data = data.replace('\t', '\\t') |
| with open(fname, 'w') as fd: |
| fd.write(data) |
| |
| def _CheckStrings(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: Expected string |
| actual: Actual string |
| """ |
| if expected != actual: |
| self._WritePythonString('/tmp/binman.expected', expected) |
| self._WritePythonString('/tmp/binman.actual', actual) |
| print('Failures written to /tmp/binman.{expected,actual}') |
| self.assertEquals(expected, actual) |
| |
| |
| def run_test(self, args, dtb_file, output): |
| dtb_platdata.run_steps(args, dtb_file, False, output, True) |
| |
| 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') |
| self.run_test(['struct'], dtb_file, output) |
| 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() + [''] + |
| C_EMPTY_POPULATE_PHANDLE_DATA.splitlines(), lines) |
| |
| 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._CheckStrings(HEADER + ''' |
| struct dtd_sandbox_i2c_test { |
| }; |
| struct dtd_sandbox_pmic_test { |
| \tbool\t\tlow_power; |
| \tfdt64_t\t\treg[2]; |
| }; |
| struct dtd_sandbox_spl_test { |
| \tconst char * acpi_name; |
| \tbool\t\tboolval; |
| \tunsigned char\tbytearray[3]; |
| \tunsigned char\tbyteval; |
| \tfdt32_t\t\tintarray[4]; |
| \tfdt32_t\t\tintval; |
| \tunsigned char\tlongbytearray[9]; |
| \tunsigned char\tnotstring[5]; |
| \tconst char *\tstringarray[3]; |
| \tconst char *\tstringval; |
| }; |
| struct dtd_sandbox_spl_test_2 { |
| }; |
| ''', data) |
| |
| self.run_test(['platdata'], dtb_file, output) |
| with open(output) as infile: |
| data = infile.read() |
| self._CheckStrings(C_HEADER + ''' |
| /* Node /i2c@0 index 0 */ |
| static struct dtd_sandbox_i2c_test dtv_i2c_at_0 = { |
| }; |
| U_BOOT_DEVICE(i2c_at_0) = { |
| \t.name\t\t= "sandbox_i2c_test", |
| \t.platdata\t= &dtv_i2c_at_0, |
| \t.platdata_size\t= sizeof(dtv_i2c_at_0), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /i2c@0/pmic@9 index 1 */ |
| static struct dtd_sandbox_pmic_test dtv_pmic_at_9 = { |
| \t.low_power\t\t= true, |
| \t.reg\t\t\t= {0x9, 0x0}, |
| }; |
| U_BOOT_DEVICE(pmic_at_9) = { |
| \t.name\t\t= "sandbox_pmic_test", |
| \t.platdata\t= &dtv_pmic_at_9, |
| \t.platdata_size\t= sizeof(dtv_pmic_at_9), |
| \t.parent_idx\t= 0, |
| }; |
| |
| /* Node /spl-test index 2 */ |
| 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, 0x0}, |
| \t.intval\t\t\t= 0x1, |
| \t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x10, |
| \t\t0x11}, |
| \t.notstring\t\t= {0x20, 0x21, 0x22, 0x10, 0x0}, |
| \t.stringarray\t\t= {"multi-word", "message", ""}, |
| \t.stringval\t\t= "message", |
| }; |
| U_BOOT_DEVICE(spl_test) = { |
| \t.name\t\t= "sandbox_spl_test", |
| \t.platdata\t= &dtv_spl_test, |
| \t.platdata_size\t= sizeof(dtv_spl_test), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /spl-test2 index 3 */ |
| 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, 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_DEVICE(spl_test2) = { |
| \t.name\t\t= "sandbox_spl_test", |
| \t.platdata\t= &dtv_spl_test2, |
| \t.platdata_size\t= sizeof(dtv_spl_test2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /spl-test3 index 4 */ |
| static struct dtd_sandbox_spl_test dtv_spl_test3 = { |
| \t.longbytearray\t\t= {0x9, 0xa, 0xb, 0xc, 0xd, 0xe, 0xf, 0x10, |
| \t\t0x0}, |
| \t.stringarray\t\t= {"one", "", ""}, |
| }; |
| U_BOOT_DEVICE(spl_test3) = { |
| \t.name\t\t= "sandbox_spl_test", |
| \t.platdata\t= &dtv_spl_test3, |
| \t.platdata_size\t= sizeof(dtv_spl_test3), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /spl-test4 index 5 */ |
| static struct dtd_sandbox_spl_test_2 dtv_spl_test4 = { |
| }; |
| U_BOOT_DEVICE(spl_test4) = { |
| \t.name\t\t= "sandbox_spl_test_2", |
| \t.platdata\t= &dtv_spl_test4, |
| \t.platdata_size\t= sizeof(dtv_spl_test4), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /gpios@0 index 0 */ |
| 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_DEVICE(gpios_at_0) = { |
| \t.name\t\t= "sandbox_gpio", |
| \t.platdata\t= &dtv_gpios_at_0, |
| \t.platdata_size\t= sizeof(dtv_gpios_at_0), |
| \t.parent_idx\t= -1, |
| }; |
| |
| void dm_populate_phandle_data(void) { |
| } |
| ''', 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 (stdout, stderr): |
| dtb_platdata.run_steps(['struct'], dtb_file, False, output) |
| with open(output) as infile: |
| data = infile.read() |
| self._CheckStrings(HEADER + ''' |
| struct dtd_invalid { |
| }; |
| ''', data) |
| |
| with test_util.capture_sys_output() as (stdout, stderr): |
| dtb_platdata.run_steps(['platdata'], dtb_file, False, output) |
| with open(output) as infile: |
| data = infile.read() |
| self._CheckStrings(C_HEADER + ''' |
| /* Node /spl-test index 0 */ |
| static struct dtd_invalid dtv_spl_test = { |
| }; |
| U_BOOT_DEVICE(spl_test) = { |
| \t.name\t\t= "invalid", |
| \t.platdata\t= &dtv_spl_test, |
| \t.platdata_size\t= sizeof(dtv_spl_test), |
| \t.parent_idx\t= -1, |
| }; |
| |
| void dm_populate_phandle_data(void) { |
| } |
| ''', 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /phandle2-target index 0 */ |
| static struct dtd_target dtv_phandle2_target = { |
| \t.intval\t\t\t= 0x1, |
| }; |
| U_BOOT_DEVICE(phandle2_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle2_target, |
| \t.platdata_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_DEVICE(phandle3_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle3_target, |
| \t.platdata_size\t= sizeof(dtv_phandle3_target), |
| \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_DEVICE(phandle_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle_target, |
| \t.platdata_size\t= sizeof(dtv_phandle_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_DEVICE(phandle_source) = { |
| \t.name\t\t= "source", |
| \t.platdata\t= &dtv_phandle_source, |
| \t.platdata_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_DEVICE(phandle_source2) = { |
| \t.name\t\t= "source", |
| \t.platdata\t= &dtv_phandle_source2, |
| \t.platdata_size\t= sizeof(dtv_phandle_source2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| void dm_populate_phandle_data(void) { |
| } |
| ''', 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /phandle-target index 1 */ |
| static struct dtd_target dtv_phandle_target = { |
| }; |
| U_BOOT_DEVICE(phandle_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle_target, |
| \t.platdata_size\t= sizeof(dtv_phandle_target), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /phandle-source2 index 0 */ |
| static struct dtd_source dtv_phandle_source2 = { |
| \t.clocks\t\t\t= { |
| \t\t\t{1, {}},}, |
| }; |
| U_BOOT_DEVICE(phandle_source2) = { |
| \t.name\t\t= "source", |
| \t.platdata\t= &dtv_phandle_source2, |
| \t.platdata_size\t= sizeof(dtv_phandle_source2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| void dm_populate_phandle_data(void) { |
| } |
| ''', 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, True) |
| with open(output) as infile: |
| data = infile.read() |
| self._CheckStrings(C_HEADER + ''' |
| /* Node /phandle2-target index 0 */ |
| static struct dtd_target dtv_phandle2_target = { |
| \t.intval\t\t\t= 0x1, |
| }; |
| U_BOOT_DEVICE(phandle2_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle2_target, |
| \t.platdata_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_DEVICE(phandle3_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle3_target, |
| \t.platdata_size\t= sizeof(dtv_phandle3_target), |
| \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_DEVICE(phandle_target) = { |
| \t.name\t\t= "target", |
| \t.platdata\t= &dtv_phandle_target, |
| \t.platdata_size\t= sizeof(dtv_phandle_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_DEVICE(phandle_source) = { |
| \t.name\t\t= "source", |
| \t.platdata\t= &dtv_phandle_source, |
| \t.platdata_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_DEVICE(phandle_source2) = { |
| \t.name\t\t= "source", |
| \t.platdata\t= &dtv_phandle_source2, |
| \t.platdata_size\t= sizeof(dtv_phandle_source2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| void dm_populate_phandle_data(void) { |
| } |
| ''', 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 e: |
| self.run_test(['struct'], dtb_file, output) |
| self.assertIn("Cannot parse 'clocks' in node 'phandle-source'", |
| str(e.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 e: |
| self.run_test(['struct'], dtb_file, output) |
| self.assertIn("Node 'phandle-target' has no cells property", |
| str(e.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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /test1 index 0 */ |
| static struct dtd_test1 dtv_test1 = { |
| \t.reg\t\t\t= {0x1234, 0x5678}, |
| }; |
| U_BOOT_DEVICE(test1) = { |
| \t.name\t\t= "test1", |
| \t.platdata\t= &dtv_test1, |
| \t.platdata_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_DEVICE(test2) = { |
| \t.name\t\t= "test2", |
| \t.platdata\t= &dtv_test2, |
| \t.platdata_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_DEVICE(test3) = { |
| \t.name\t\t= "test3", |
| \t.platdata\t= &dtv_test3, |
| \t.platdata_size\t= sizeof(dtv_test3), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /test1 index 0 */ |
| static struct dtd_test1 dtv_test1 = { |
| \t.reg\t\t\t= {0x1234, 0x5678}, |
| }; |
| U_BOOT_DEVICE(test1) = { |
| \t.name\t\t= "test1", |
| \t.platdata\t= &dtv_test1, |
| \t.platdata_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_DEVICE(test2) = { |
| \t.name\t\t= "test2", |
| \t.platdata\t= &dtv_test2, |
| \t.platdata_size\t= sizeof(dtv_test2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /test1 index 0 */ |
| static struct dtd_test1 dtv_test1 = { |
| \t.reg\t\t\t= {0x123400000000, 0x5678}, |
| }; |
| U_BOOT_DEVICE(test1) = { |
| \t.name\t\t= "test1", |
| \t.platdata\t= &dtv_test1, |
| \t.platdata_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_DEVICE(test2) = { |
| \t.name\t\t= "test2", |
| \t.platdata\t= &dtv_test2, |
| \t.platdata_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_DEVICE(test3) = { |
| \t.name\t\t= "test3", |
| \t.platdata\t= &dtv_test3, |
| \t.platdata_size\t= sizeof(dtv_test3), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, 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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /test1 index 0 */ |
| static struct dtd_test1 dtv_test1 = { |
| \t.reg\t\t\t= {0x1234, 0x567800000000}, |
| }; |
| U_BOOT_DEVICE(test1) = { |
| \t.name\t\t= "test1", |
| \t.platdata\t= &dtv_test1, |
| \t.platdata_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_DEVICE(test2) = { |
| \t.name\t\t= "test2", |
| \t.platdata\t= &dtv_test2, |
| \t.platdata_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_DEVICE(test3) = { |
| \t.name\t\t= "test3", |
| \t.platdata\t= &dtv_test3, |
| \t.platdata_size\t= sizeof(dtv_test3), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, 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 e: |
| self.run_test(['struct'], dtb_file, output) |
| self.assertIn("Node 'spl-test' reg property is not an int", |
| str(e.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 e: |
| self.run_test(['struct'], dtb_file, output) |
| self.assertIn("Node 'spl-test' reg property has 3 cells which is not a multiple of na + ns = 1 + 1)", |
| str(e.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._CheckStrings(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._CheckStrings(C_HEADER + ''' |
| /* Node /spl-test index 0 */ |
| static struct dtd_sandbox_spl_test dtv_spl_test = { |
| \t.intval\t\t\t= 0x1, |
| }; |
| U_BOOT_DEVICE(spl_test) = { |
| \t.name\t\t= "sandbox_spl_test", |
| \t.platdata\t= &dtv_spl_test, |
| \t.platdata_size\t= sizeof(dtv_spl_test), |
| \t.parent_idx\t= -1, |
| }; |
| |
| /* Node /spl-test2 index 1 */ |
| static struct dtd_sandbox_spl_test dtv_spl_test2 = { |
| \t.intarray\t\t= 0x5, |
| }; |
| U_BOOT_DEVICE(spl_test2) = { |
| \t.name\t\t= "sandbox_spl_test", |
| \t.platdata\t= &dtv_spl_test2, |
| \t.platdata_size\t= sizeof(dtv_spl_test2), |
| \t.parent_idx\t= -1, |
| }; |
| |
| ''' + C_EMPTY_POPULATE_PHANDLE_DATA, data) |
| |
| def testStdout(self): |
| """Test output to stdout""" |
| dtb_file = get_dtb_file('dtoc_test_simple.dts') |
| with test_util.capture_sys_output() as (stdout, stderr): |
| self.run_test(['struct'], dtb_file, '-') |
| |
| def testNoCommand(self): |
| """Test running dtoc without a command""" |
| with self.assertRaises(ValueError) as e: |
| self.run_test([], '', '') |
| self.assertIn("Please specify a command: struct, platdata", |
| str(e.exception)) |
| |
| def testBadCommand(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 e: |
| self.run_test(['invalid-cmd'], dtb_file, output) |
| self.assertIn("Unknown command 'invalid-cmd': (use: struct, platdata)", |
| str(e.exception)) |
| |
| def testScanDrivers(self): |
| """Test running dtoc with additional drivers to scan""" |
| dtb_file = get_dtb_file('dtoc_test_simple.dts') |
| output = tools.GetOutputFilename('output') |
| with test_util.capture_sys_output() as (stdout, stderr): |
| dtb_platdata.run_steps(['struct'], dtb_file, False, output, True, |
| [None, '', 'tools/dtoc/dtoc_test_scan_drivers.cxx']) |
| |
| def testUnicodeError(self): |
| """Test running dtoc with an invalid unicode file |
| |
| To be able to perform this test without adding a weird text file which |
| would produce issues when using checkpatch.pl or patman, generate the |
| file at runtime and then process it. |
| """ |
| dtb_file = get_dtb_file('dtoc_test_simple.dts') |
| output = tools.GetOutputFilename('output') |
| driver_fn = '/tmp/' + next(tempfile._get_candidate_names()) |
| with open(driver_fn, 'wb+') as df: |
| df.write(b'\x81') |
| |
| with test_util.capture_sys_output() as (stdout, stderr): |
| dtb_platdata.run_steps(['struct'], dtb_file, False, output, True, |
| [driver_fn]) |