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test: acpi: Add IORT tests

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Add tests for IORT table generation:
- SMMU_V3 node
- RC node

Signed-off-by: Patrick Rudolph <patrick.rudolph@9elements.com>
This commit is contained in:
Patrick Rudolph 2025-03-16 09:32:56 +01:00 • committed by Tom Rini
parent 9c74857640
commit 636b62c265
1 changed files with 115 additions and 0 deletions
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115
test/dm/acpigen.c
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@ -1742,3 +1742,118 @@ static int dm_test_acpi_write_tsd_package(struct unit_test_state *uts)
return 0;
}
DM_TEST(dm_test_acpi_write_tsd_package, 0);
static int dm_test_acpi_iort_smmu_v3(struct unit_test_state *uts)
{
struct acpi_ctx *ctx;
int smmu_offset;
u8 *ptr;
ut_assertok(alloc_context(&ctx));
ctx->tab_start = ctx->current;
acpi_inc(ctx, sizeof(struct acpi_table_iort));
ptr = acpigen_get_current(ctx);
smmu_offset = acpi_iort_add_smmu_v3(ctx,
0xaabbccddeeffULL, // Base address
1, // Flags
0xffeeddccaabbULL, // VATOS address
0, // SMMUv3 Model
3, // Event
4, // Pri
5, // Gerror
6, // Sync
7, // Proximity domain
8, // DevIDMappingIndex
0,
NULL);
ut_assert(smmu_offset);
ut_asserteq(ACPI_IORT_NODE_SMMU_V3, ptr[0]);
ut_asserteq(68, get_unaligned((u16 *)(ptr + 1)));
ut_asserteq(0, get_unaligned((u16 *)(ptr + 4)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 8)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 12)));
ut_asserteq_64(0xaabbccddeeffULL, get_unaligned((u64 *)(ptr + 16)));
ut_asserteq(1, get_unaligned((u32 *)(ptr + 24)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 28)));
ut_asserteq_64(0xffeeddccaabbULL, get_unaligned((u64 *)(ptr + 32)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 40)));
ut_asserteq(3, get_unaligned((u32 *)(ptr + 44)));
ut_asserteq(4, get_unaligned((u32 *)(ptr + 48)));
ut_asserteq(5, get_unaligned((u32 *)(ptr + 52)));
ut_asserteq(6, get_unaligned((u32 *)(ptr + 56)));
ut_asserteq(7, get_unaligned((u32 *)(ptr + 60)));
ut_asserteq(8, get_unaligned((u32 *)(ptr + 64)));
free_context(&ctx);
return 0;
}
DM_TEST(dm_test_acpi_iort_smmu_v3, 0);
static int dm_test_acpi_iort_rc(struct unit_test_state *uts)
{
struct acpi_ctx *ctx;
int its_group_offset, offset;
u8 *ptr;
ut_assertok(alloc_context(&ctx));
ctx->tab_start = ctx->current;
acpi_inc(ctx, sizeof(struct acpi_table_iort));
u32 identifiers[] = { 0 };
its_group_offset = acpi_iort_add_its_group(ctx, ARRAY_SIZE(identifiers),
identifiers);
ptr = acpigen_get_current(ctx);
struct acpi_iort_id_mapping map_rc[] = {
{0, 0xfff, 0, its_group_offset, 0},
{0x1000, 0xffff, 0x1000, its_group_offset, 0}
};
offset = acpi_iort_add_rc(ctx,
0xaabbccddeeffULL, // Mem Access Properties
2, // ATS attributes
3, // PCI segment
4, // Memory address size limit
ARRAY_SIZE(map_rc),
map_rc);
ut_assert(offset);
ut_asserteq(ACPI_IORT_NODE_PCI_ROOT_COMPLEX, ptr[0]);
ut_asserteq(36 + ARRAY_SIZE(map_rc) * sizeof(struct acpi_iort_id_mapping),
get_unaligned((u16 *)(ptr + 1)));
ut_asserteq(0, get_unaligned((u16 *)(ptr + 4)));
ut_asserteq(2, get_unaligned((u32 *)(ptr + 8)));
ut_asserteq(36, get_unaligned((u32 *)(ptr + 12)));
ut_asserteq_64(0xaabbccddeeffULL, get_unaligned((u64 *)(ptr + 16)));
ut_asserteq(2, get_unaligned((u32 *)(ptr + 24)));
ut_asserteq(3, get_unaligned((u32 *)(ptr + 28)));
ut_asserteq(4, ptr[32]);
ut_asserteq(0, ptr[33]);
ut_asserteq(0, ptr[34]);
ut_asserteq(0, ptr[35]);
ut_asserteq(0, get_unaligned((u32 *)(ptr + 36)));
ut_asserteq(0xfff, get_unaligned((u32 *)(ptr + 40)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 44)));
ut_asserteq(its_group_offset, get_unaligned((u32 *)(ptr + 48)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 52)));
ut_asserteq(0x1000, get_unaligned((u32 *)(ptr + 56)));
ut_asserteq(0xffff, get_unaligned((u32 *)(ptr + 60)));
ut_asserteq(0x1000, get_unaligned((u32 *)(ptr + 64)));
ut_asserteq(its_group_offset, get_unaligned((u32 *)(ptr + 68)));
ut_asserteq(0, get_unaligned((u32 *)(ptr + 72)));
free_context(&ctx);
return 0;
}
DM_TEST(dm_test_acpi_iort_rc, 0);