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| author | Simon Glass <sjg@chromium.org> | 2020-07-07 13:11:49 -0600 |
|---|---|---|
| committer | Bin Meng <bmeng.cn@gmail.com> | 2020-07-17 14:32:24 +0800 |
| commit | 70e5e67a4dc7cee0c69eaf9f5cc07b201a59cb59 (patch) | |
| tree | 21b30aa80c5c2c435fdb4ec242c08c2d9fc08c61 /test | |
| parent | 31e1787ec15e4a498e940e9ba24b625ca059a3b2 (diff) | |
| download | u-boot-70e5e67a4dc7cee0c69eaf9f5cc07b201a59cb59.tar.gz u-boot-70e5e67a4dc7cee0c69eaf9f5cc07b201a59cb59.tar.xz u-boot-70e5e67a4dc7cee0c69eaf9f5cc07b201a59cb59.zip | |
acpi: Support generation of SPI descriptor
Add a function to write a SPI descriptor to the generated ACPI code.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Wolfgang Wallner <wolfgang.wallner@br-automation.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Diffstat (limited to 'test')
| -rw-r--r-- | test/dm/acpigen.c | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/test/dm/acpigen.c b/test/dm/acpigen.c index c210ceb404..f3d9915500 100644 --- a/test/dm/acpigen.c +++ b/test/dm/acpigen.c @@ -308,3 +308,39 @@ static int dm_test_acpi_i2c(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_acpi_i2c, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); + +/* Test emitting a SPI descriptor */ +static int dm_test_acpi_spi(struct unit_test_state *uts) +{ + struct acpi_ctx *ctx; + struct udevice *dev; + u8 *ptr; + + ut_assertok(alloc_context(&ctx)); + + ptr = acpigen_get_current(ctx); + + ut_assertok(uclass_first_device_err(UCLASS_SPI_FLASH, &dev)); + ut_assertok(acpi_device_write_spi_dev(ctx, dev)); + ut_asserteq(31, acpigen_get_current(ctx) - ptr); + ut_asserteq(ACPI_DESCRIPTOR_SERIAL_BUS, ptr[0]); + ut_asserteq(28, get_unaligned((u16 *)(ptr + 1))); + ut_asserteq(ACPI_SPI_SERIAL_BUS_REVISION_ID, ptr[3]); + ut_asserteq(0, ptr[4]); + ut_asserteq(ACPI_SERIAL_BUS_TYPE_SPI, ptr[5]); + ut_asserteq(2, ptr[6]); + ut_asserteq(0, get_unaligned((u16 *)(ptr + 7))); + ut_asserteq(ACPI_SPI_TYPE_SPECIFIC_REVISION_ID, ptr[9]); + ut_asserteq(9, get_unaligned((u16 *)(ptr + 10))); + ut_asserteq(40000000, get_unaligned((u32 *)(ptr + 12))); + ut_asserteq(8, ptr[16]); + ut_asserteq(0, ptr[17]); + ut_asserteq(0, ptr[18]); + ut_asserteq(0, get_unaligned((u16 *)(ptr + 19))); + ut_asserteq_str("\\_SB.SPI0", (char *)ptr + 21); + + free_context(&ctx); + + return 0; +} +DM_TEST(dm_test_acpi_spi, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT); |