diff --git a/arch/x86/core/acpi.c b/arch/x86/core/acpi.c
index 01e1848..6e553e7 100644
--- a/arch/x86/core/acpi.c
+++ b/arch/x86/core/acpi.c
@@ -7,6 +7,8 @@
 
 static struct acpi_rsdp *rsdp;
 bool is_rdsp_searched = false;
+static struct acpi_dmar *dmar;
+bool is_dmar_searched;
 
 static bool check_sum(struct acpi_sdt *t)
 {
@@ -159,3 +161,120 @@
 
 	return NULL;
 }
+
+static void find_dmar(void)
+{
+	if (is_dmar_searched) {
+		return;
+	}
+
+	dmar = z_acpi_find_table(ACPI_DMAR_SIGNATURE);
+	is_dmar_searched = true;
+}
+
+struct acpi_dmar *z_acpi_find_dmar(void)
+{
+	find_dmar();
+	return dmar;
+}
+
+struct acpi_drhd *z_acpi_find_drhds(int *n)
+{
+	struct acpi_drhd *drhds = NULL;
+	uintptr_t offset;
+	uintptr_t base;
+
+	find_dmar();
+
+	if (dmar == NULL) {
+		return NULL;
+	}
+
+	*n = 0;
+	base = POINTER_TO_UINT(dmar);
+
+	offset = POINTER_TO_UINT(dmar->remap_entries) - base;
+	while (offset < dmar->sdt.length) {
+		struct acpi_dmar_entry *entry;
+
+		entry = (struct acpi_dmar_entry *)(offset + base);
+		if (entry->type == ACPI_DMAR_TYPE_DRHD) {
+			if (*n == 0) {
+				drhds = (struct acpi_drhd *)entry;
+			}
+
+			(*n)++;
+		} else {
+			/* DMAR entries are found packed by type so
+			 * if type is not DRHD, we will not encounter one,
+			 * anymore.
+			 */
+			break;
+		}
+
+		offset += entry->length;
+	}
+
+	return drhds;
+}
+
+struct acpi_dmar_dev_scope *z_acpi_get_drhd_dev_scopes(struct acpi_drhd *drhd,
+						       int *n)
+{
+	uintptr_t offset;
+	uintptr_t base;
+
+	if (drhd->entry.length <= ACPI_DRHD_MIN_SIZE) {
+		return NULL;
+	}
+
+	*n = 0;
+	base = POINTER_TO_UINT(drhd);
+
+	offset = POINTER_TO_UINT(drhd->device_scope) - base;
+	while (offset < drhd->entry.length) {
+		struct acpi_dmar_dev_scope *dev_scope;
+
+		dev_scope = (struct acpi_dmar_dev_scope *)(offset + base);
+
+		(*n)++;
+
+		offset += dev_scope->length;
+	}
+
+	return (*n == 0) ? NULL : drhd->device_scope;
+}
+
+struct acpi_dmar_dev_path *
+z_acpi_get_dev_scope_paths(struct acpi_dmar_dev_scope *dev_scope, int *n)
+{
+	switch (dev_scope->type) {
+	case ACPI_DRHD_DEV_SCOPE_PCI_EPD:
+		/* Fall through */
+	case ACPI_DRHD_DEV_SCOPE_PCI_SUB_H:
+		/* Fall through */
+	case ACPI_DRHD_DEV_SCOPE_IOAPIC:
+		if (dev_scope->length < (ACPI_DMAR_DEV_SCOPE_MIN_SIZE +
+					 ACPI_DMAR_DEV_PATH_SIZE)) {
+			return NULL;
+		}
+
+		break;
+	case ACPI_DRHD_DEV_SCOPE_MSI_CAP_HPET:
+		/* Fall through */
+	case ACPI_DRHD_DEV_SCOPE_NAMESPACE_DEV:
+		if (dev_scope->length != (ACPI_DMAR_DEV_SCOPE_MIN_SIZE +
+					  ACPI_DMAR_DEV_PATH_SIZE)) {
+			return NULL;
+		}
+
+		break;
+	default:
+		return NULL;
+	}
+
+	*n = (dev_scope->length - ACPI_DMAR_DEV_SCOPE_MIN_SIZE) /
+		ACPI_DMAR_DEV_PATH_SIZE;
+
+	return dev_scope->path;
+}
diff --git a/include/arch/x86/acpi.h b/include/arch/x86/acpi.h
index eee69c5..559f5ef 100644
--- a/include/arch/x86/acpi.h
+++ b/include/arch/x86/acpi.h
@@ -92,16 +92,97 @@
 
 #define ACPI_CPU_FLAGS_ENABLED 0x01
 
+/* Generic DMA Remapping entry structure part */
+struct acpi_dmar_entry {
+	uint16_t type; /* See ACPI_DMAR_TYPE_* below */
+	uint16_t length;
+} __packed;
+
+#define ACPI_DMAR_TYPE_DRHD 0 /* DMA Remapping Hardware Unit Definition */
+#define ACPI_DMAR_TYPE_RMRR 1 /* Do not care atm (legacy usage) */
+#define ACPI_DMAR_TYPE_ATSR 2 /* Do not care atm (PCIE ATS support) */
+#define ACPI_DMAR_TYPE_RHSA 3 /* Do not care atm (NUMA specific ) */
+#define ACPI_DMAR_TYPE_ANDD 4 /* Do not care atm (ACPI DSDT related) */
+#define ACPI_DMAR_TYPE_SACT 5 /* Do not care atm */
+
+/* PCI Device/Function Pair (forming the BDF, with start_bus_num below) */
+struct acpi_dmar_dev_path {
+	uint8_t device;
+	uint8_t function;
+} __packed;
+
+#define ACPI_DMAR_DEV_PATH_SIZE			2
+
+/* DMA Remapping Device Scope */
+struct acpi_dmar_dev_scope {
+	uint8_t type; /* See ACPI_DRHD_DEV_SCOPE_* below */
+	uint8_t length; /* 6 + X where X is Path attribute size */
+	uint16_t _reserved;
+	uint8_t enumeration_id;
+	uint8_t start_bus_num; /* PCI bus, forming BDF with each Path below */
+	struct acpi_dmar_dev_path path[]; /* One is at least always found */
+} __packed;
+
+#define ACPI_DMAR_DEV_SCOPE_MIN_SIZE		6
+
+#define ACPI_DRHD_DEV_SCOPE_PCI_EPD		0x01
+#define ACPI_DRHD_DEV_SCOPE_PCI_SUB_H		0x02
+#define ACPI_DRHD_DEV_SCOPE_IOAPIC		0x03
+#define ACPI_DRHD_DEV_SCOPE_MSI_CAP_HPET	0x04
+#define ACPI_DRHD_DEV_SCOPE_NAMESPACE_DEV	0x05
+
+struct acpi_drhd {
+	struct acpi_dmar_entry entry;
+	uint8_t flags; /* See ACPI_DRHD_FLAG_* below */
+	uint8_t _reserved;
+	uint16_t segment_num; /* Associated PCI segment */
+	uint64_t base_address; /* Base address of the remapping hw */
+	struct acpi_dmar_dev_scope device_scope[];
+} __packed;
+
+#define ACPI_DRHD_MIN_SIZE			16
+
+#define ACPI_DRHD_FLAG_INCLUDE_PCI_ALL		BIT(0)
+
+#define ACPI_DMAR_SIGNATURE 0x52414D44  /* 'DMAR' */
+
+#define ACPI_DMAR_FLAG_INTR_REMAP		BIT(0)
+#define ACPI_DMAR_FLAG_X2APIC_OPT_OUT		BIT(1)
+#define ACPI_DMAR_FLAG_DMA_CTRL_PLATFORM_OPT_IN	BIT(2)
+
+/* DMA Remapping reporting structure */
+struct acpi_dmar {
+	struct acpi_sdt sdt;
+	uint8_t host_addr_width;
+	uint8_t flags;
+	uint8_t _reserved[10];
+	struct acpi_dmar_entry remap_entries[];
+} __packed;
+
 #if defined(CONFIG_ACPI)
 
 void *z_acpi_find_table(uint32_t signature);
 
 struct acpi_cpu *z_acpi_get_cpu(int n);
 
+struct acpi_dmar *z_acpi_find_dmar(void);
+
+struct acpi_drhd *z_acpi_find_drhds(int *n);
+
+struct acpi_dmar_dev_scope *z_acpi_get_drhd_dev_scopes(struct acpi_drhd *drhd,
+						       int *n);
+
+struct acpi_dmar_dev_path *
+z_acpi_get_dev_scope_paths(struct acpi_dmar_dev_scope *dev_scope, int *n);
+
 #else /* CONFIG_ACPI */
 
 #define z_acpi_find_table(...) NULL
 #define z_acpi_get_cpu(...) NULL
+#define z_acpi_find_dmar(...) NULL
+#define z_acpi_find_drhds(...) NULL
+#define z_acpi_get_drhd_dev_scopes(...) NULL
+#define z_acpi_get_dev_scope_paths(...) NULL
 
 #endif /* CONFIG_ACPI */