From 91c2f9c32ed76269b9786a6c506233e9b91bdfce Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Tue, 7 Jul 2020 21:32:14 -0600 Subject: acpi: Support generation of a device Allow writing an ACPI device to the generated ACPI code. Signed-off-by: Simon Glass Reviewed-by: Bin Meng Reviewed-by: Wolfgang Wallner [bmeng: Fix build failures on Sandbox] Signed-off-by: Bin Meng --- test/dm/acpigen.c | 27 +++++++++++++++++++++++++++ 1 file changed, 27 insertions(+) (limited to 'test') diff --git a/test/dm/acpigen.c b/test/dm/acpigen.c index 822641a..cea1a62 100644 --- a/test/dm/acpigen.c +++ b/test/dm/acpigen.c @@ -993,3 +993,30 @@ static int dm_test_acpi_resource_template(struct unit_test_state *uts) return 0; } DM_TEST(dm_test_acpi_resource_template, 0); + +/* Test writing a device */ +static int dm_test_acpi_device(struct unit_test_state *uts) +{ + struct acpi_ctx *ctx; + u8 *ptr; + + ut_assertok(alloc_context(&ctx)); + ptr = acpigen_get_current(ctx); + + acpigen_write_device(ctx, "\\_SB." ACPI_TEST_DEV_NAME); + acpigen_pop_len(ctx); + + ut_asserteq(EXT_OP_PREFIX, *ptr++); + ut_asserteq(DEVICE_OP, *ptr++); + ut_asserteq(0xd, acpi_test_get_length(ptr)); + ptr += 3; + ut_asserteq(ROOT_PREFIX, *ptr++); + ut_asserteq(DUAL_NAME_PREFIX, *ptr++); + ptr += 8; + ut_asserteq_ptr(ptr, ctx->current); + + free_context(&ctx); + + return 0; +} +DM_TEST(dm_test_acpi_device, 0); -- cgit v1.1