Merge https://gitlab.denx.de/u-boot/custodians/u-boot-x86

- DM ACPI support (Part A)
- Improve support for chain-loading x86 U-Boot

1 files changed, 235 insertions, 3 deletions

diff --git a/test/dm/acpi.c b/test/dm/acpi.c
index e7b8abd556..176d207a55 100644
--- a/test/dm/acpi.c
+++ b/test/dm/acpi.c
@@ -7,13 +7,36 @@
  */
 
 #include <common.h>
+#include <console.h>
 #include <dm.h>
+#include <malloc.h>
+#include <mapmem.h>
+#include <version.h>
+#include <tables_csum.h>
+#include <version.h>
 #include <acpi/acpi_table.h>
 #include <dm/acpi.h>
 #include <dm/test.h>
 #include <test/ut.h>
 
 #define ACPI_TEST_DEV_NAME	"ABCD"
+#define BUF_SIZE		4096
+
+static int testacpi_write_tables(const struct udevice *dev,
+				 struct acpi_ctx *ctx)
+{
+	struct acpi_dmar *dmar;
+	int ret;
+
+	dmar = (struct acpi_dmar *)ctx->current;
+	acpi_create_dmar(dmar, DMAR_INTR_REMAP);
+	ctx->current += sizeof(struct acpi_dmar);
+	ret = acpi_add_table(ctx, dmar);
+	if (ret)
+		return log_msg_ret("add", ret);
+
+	return 0;
+}
 
 static int testacpi_get_name(const struct udevice *dev, char *out_name)
 {
@@ -22,6 +45,7 @@ static int testacpi_get_name(const struct udevice *dev, char *out_name)
 
 struct acpi_ops testacpi_ops = {
 	.get_name	= testacpi_get_name,
+	.write_tables	= testacpi_write_tables,
 };
 
 static const struct udevice_id testacpi_ids[] = {
@@ -68,8 +92,6 @@ static int dm_test_acpi_get_table_revision(struct unit_test_state *uts)
 DM_TEST(dm_test_acpi_get_table_revision,
 	DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
 
-/* Temporary change to ensure bisectability */
-#ifndef CONFIG_SANDBOX
 /* Test acpi_create_dmar() */
 static int dm_test_acpi_create_dmar(struct unit_test_state *uts)
 {
@@ -82,4 +104,214 @@ static int dm_test_acpi_create_dmar(struct unit_test_state *uts)
 	return 0;
 }
 DM_TEST(dm_test_acpi_create_dmar, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
-#endif
+
+/* Test acpi_fill_header() */
+static int dm_test_acpi_fill_header(struct unit_test_state *uts)
+{
+	struct acpi_table_header hdr;
+
+	/* Make sure these 5 fields are not changed */
+	hdr.length = 0x11;
+	hdr.revision = 0x22;
+	hdr.checksum = 0x33;
+	hdr.aslc_revision = 0x44;
+	acpi_fill_header(&hdr, "ABCD");
+
+	ut_asserteq_mem("ABCD", hdr.signature, sizeof(hdr.signature));
+	ut_asserteq(0x11, hdr.length);
+	ut_asserteq(0x22, hdr.revision);
+	ut_asserteq(0x33, hdr.checksum);
+	ut_asserteq_mem(OEM_ID, hdr.oem_id, sizeof(hdr.oem_id));
+	ut_asserteq_mem(OEM_TABLE_ID, hdr.oem_table_id,
+			sizeof(hdr.oem_table_id));
+	ut_asserteq(U_BOOT_BUILD_DATE, hdr.oem_revision);
+	ut_asserteq_mem(ASLC_ID, hdr.aslc_id, sizeof(hdr.aslc_id));
+	ut_asserteq(0x44, hdr.aslc_revision);
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_fill_header, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test ACPI write_tables() */
+static int dm_test_acpi_write_tables(struct unit_test_state *uts)
+{
+	struct acpi_dmar *dmar;
+	struct acpi_ctx ctx;
+	void *buf;
+
+	buf = malloc(BUF_SIZE);
+	ut_assertnonnull(buf);
+
+	acpi_setup_base_tables(&ctx, buf);
+	dmar = ctx.current;
+	ut_assertok(acpi_write_dev_tables(&ctx));
+
+	/*
+	 * We should have two dmar tables, one for each "denx,u-boot-acpi-test"
+	 * device
+	 */
+	ut_asserteq_ptr(dmar + 2, ctx.current);
+	ut_asserteq(DMAR_INTR_REMAP, dmar->flags);
+	ut_asserteq(32 - 1, dmar->host_address_width);
+
+	ut_asserteq(DMAR_INTR_REMAP, dmar[1].flags);
+	ut_asserteq(32 - 1, dmar[1].host_address_width);
+
+	/* Check that the pointers were added correctly */
+	ut_asserteq(map_to_sysmem(dmar), ctx.rsdt->entry[0]);
+	ut_asserteq(map_to_sysmem(dmar + 1), ctx.rsdt->entry[1]);
+	ut_asserteq(0, ctx.rsdt->entry[2]);
+
+	ut_asserteq(map_to_sysmem(dmar), ctx.xsdt->entry[0]);
+	ut_asserteq(map_to_sysmem(dmar + 1), ctx.xsdt->entry[1]);
+	ut_asserteq(0, ctx.xsdt->entry[2]);
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_write_tables, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test basic ACPI functions */
+static int dm_test_acpi_basic(struct unit_test_state *uts)
+{
+	struct acpi_ctx ctx;
+
+	/* Check align works */
+	ctx.current = (void *)5;
+	acpi_align(&ctx);
+	ut_asserteq_ptr((void *)16, ctx.current);
+
+	/* Check that align does nothing if already aligned */
+	acpi_align(&ctx);
+	ut_asserteq_ptr((void *)16, ctx.current);
+	acpi_align64(&ctx);
+	ut_asserteq_ptr((void *)64, ctx.current);
+	acpi_align64(&ctx);
+	ut_asserteq_ptr((void *)64, ctx.current);
+
+	/* Check incrementing */
+	acpi_inc(&ctx, 3);
+	ut_asserteq_ptr((void *)67, ctx.current);
+	acpi_inc_align(&ctx, 3);
+	ut_asserteq_ptr((void *)80, ctx.current);
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_basic, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test acpi_setup_base_tables */
+static int dm_test_acpi_setup_base_tables(struct unit_test_state *uts)
+{
+	struct acpi_rsdp *rsdp;
+	struct acpi_rsdt *rsdt;
+	struct acpi_xsdt *xsdt;
+	struct acpi_ctx ctx;
+	void *buf, *end;
+
+	/*
+	 * Use an unaligned address deliberately, by allocating an aligned
+	 * address and then adding 4 to it
+	 */
+	buf = memalign(64, BUF_SIZE);
+	ut_assertnonnull(buf);
+	acpi_setup_base_tables(&ctx, buf + 4);
+	ut_asserteq(map_to_sysmem(PTR_ALIGN(buf + 4, 16)), gd->arch.acpi_start);
+
+	rsdp = buf + 16;
+	ut_asserteq_ptr(rsdp, ctx.rsdp);
+	ut_assertok(memcmp(RSDP_SIG, rsdp->signature, sizeof(rsdp->signature)));
+	ut_asserteq(sizeof(*rsdp), rsdp->length);
+	ut_assertok(table_compute_checksum(rsdp, 20));
+	ut_assertok(table_compute_checksum(rsdp, sizeof(*rsdp)));
+
+	rsdt = PTR_ALIGN((void *)rsdp + sizeof(*rsdp), 16);
+	ut_asserteq_ptr(rsdt, ctx.rsdt);
+	ut_assertok(memcmp("RSDT", rsdt->header.signature, ACPI_NAME_LEN));
+	ut_asserteq(sizeof(*rsdt), rsdt->header.length);
+	ut_assertok(table_compute_checksum(rsdt, sizeof(*rsdt)));
+
+	xsdt = PTR_ALIGN((void *)rsdt + sizeof(*rsdt), 16);
+	ut_asserteq_ptr(xsdt, ctx.xsdt);
+	ut_assertok(memcmp("XSDT", xsdt->header.signature, ACPI_NAME_LEN));
+	ut_asserteq(sizeof(*xsdt), xsdt->header.length);
+	ut_assertok(table_compute_checksum(xsdt, sizeof(*xsdt)));
+
+	end = PTR_ALIGN((void *)xsdt + sizeof(*xsdt), 64);
+	ut_asserteq_ptr(end, ctx.current);
+
+	ut_asserteq(map_to_sysmem(rsdt), rsdp->rsdt_address);
+	ut_asserteq(map_to_sysmem(xsdt), rsdp->xsdt_address);
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_setup_base_tables,
+	DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test 'acpi list' command */
+static int dm_test_acpi_cmd_list(struct unit_test_state *uts)
+{
+	struct acpi_ctx ctx;
+	ulong addr;
+	void *buf;
+
+	buf = memalign(16, BUF_SIZE);
+	ut_assertnonnull(buf);
+	acpi_setup_base_tables(&ctx, buf);
+
+	ut_assertok(acpi_write_dev_tables(&ctx));
+
+	console_record_reset();
+	run_command("acpi list", 0);
+	addr = (ulong)map_to_sysmem(buf);
+	ut_assert_nextline("ACPI tables start at %lx", addr);
+	ut_assert_nextline("RSDP %08lx %06lx (v02 U-BOOT)", addr,
+			   sizeof(struct acpi_rsdp));
+	addr = ALIGN(addr + sizeof(struct acpi_rsdp), 16);
+	ut_assert_nextline("RSDT %08lx %06lx (v01 U-BOOT U-BOOTBL %u INTL 0)",
+			   addr, sizeof(struct acpi_table_header) +
+			   2 * sizeof(u32), U_BOOT_BUILD_DATE);
+	addr = ALIGN(addr + sizeof(struct acpi_rsdt), 16);
+	ut_assert_nextline("XSDT %08lx %06lx (v01 U-BOOT U-BOOTBL %u INTL 0)",
+			   addr, sizeof(struct acpi_table_header) +
+			   2 * sizeof(u64), U_BOOT_BUILD_DATE);
+	addr = ALIGN(addr + sizeof(struct acpi_xsdt), 64);
+	ut_assert_nextline("DMAR %08lx %06lx (v01 U-BOOT U-BOOTBL %u INTL 0)",
+			   addr, sizeof(struct acpi_dmar), U_BOOT_BUILD_DATE);
+	addr = ALIGN(addr + sizeof(struct acpi_dmar), 16);
+	ut_assert_nextline("DMAR %08lx %06lx (v01 U-BOOT U-BOOTBL %u INTL 0)",
+			   addr, sizeof(struct acpi_dmar), U_BOOT_BUILD_DATE);
+	ut_assert_console_end();
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_cmd_list, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);
+
+/* Test 'acpi dump' command */
+static int dm_test_acpi_cmd_dump(struct unit_test_state *uts)
+{
+	struct acpi_ctx ctx;
+	ulong addr;
+	void *buf;
+
+	buf = memalign(16, BUF_SIZE);
+	ut_assertnonnull(buf);
+	acpi_setup_base_tables(&ctx, buf);
+
+	ut_assertok(acpi_write_dev_tables(&ctx));
+
+	/* First search for a non-existent table */
+	console_record_reset();
+	run_command("acpi dump rdst", 0);
+	ut_assert_nextline("Table 'RDST' not found");
+	ut_assert_console_end();
+
+	/* Now a real table */
+	console_record_reset();
+	run_command("acpi dump dmar", 0);
+	addr = ALIGN(map_to_sysmem(ctx.xsdt) + sizeof(struct acpi_xsdt), 64);
+	ut_assert_nextline("DMAR @ %08lx", addr);
+	ut_assert_nextlines_are_dump(0x30);
+	ut_assert_console_end();
+
+	return 0;
+}
+DM_TEST(dm_test_acpi_cmd_dump, DM_TESTF_SCAN_PDATA | DM_TESTF_SCAN_FDT);