diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index 848bb97..0771596 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -29,6 +29,7 @@
 #include <linux/efi.h>
 #include <linux/irq.h>
 #include <linux/module.h>
+#include <linux/dmi.h>
 
 #include <asm/pgtable.h>
 #include <asm/io_apic.h>
@@ -815,6 +816,218 @@
 	return;
 }
 
+extern int acpi_force;
+
+#ifdef __i386__
+
+#ifdef	CONFIG_ACPI_PCI
+static int __init disable_acpi_irq(struct dmi_system_id *d)
+{
+	if (!acpi_force) {
+		printk(KERN_NOTICE "%s detected: force use of acpi=noirq\n",
+		       d->ident);
+		acpi_noirq_set();
+	}
+	return 0;
+}
+
+static int __init disable_acpi_pci(struct dmi_system_id *d)
+{
+	if (!acpi_force) {
+		printk(KERN_NOTICE "%s detected: force use of pci=noacpi\n",
+		       d->ident);
+		acpi_disable_pci();
+	}
+	return 0;
+}
+#endif
+
+static int __init dmi_disable_acpi(struct dmi_system_id *d)
+{
+	if (!acpi_force) {
+		printk(KERN_NOTICE "%s detected: acpi off\n",d->ident);
+		disable_acpi();
+	} else {
+		printk(KERN_NOTICE
+		       "Warning: DMI blacklist says broken, but acpi forced\n");
+	}
+	return 0;
+}
+
+/*
+ * Limit ACPI to CPU enumeration for HT
+ */
+static int __init force_acpi_ht(struct dmi_system_id *d)
+{
+	if (!acpi_force) {
+		printk(KERN_NOTICE "%s detected: force use of acpi=ht\n", d->ident);
+		disable_acpi();
+		acpi_ht = 1;
+	} else {
+		printk(KERN_NOTICE
+		       "Warning: acpi=force overrules DMI blacklist: acpi=ht\n");
+	}
+	return 0;
+}
+
+/*
+ * If your system is blacklisted here, but you find that acpi=force
+ * works for you, please contact acpi-devel@sourceforge.net
+ */
+static struct dmi_system_id __initdata acpi_dmi_table[] = {
+	/*
+	 * Boxes that need ACPI disabled
+	 */
+	{
+		.callback = dmi_disable_acpi,
+		.ident = "IBM Thinkpad",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
+			DMI_MATCH(DMI_BOARD_NAME, "2629H1G"),
+		},
+	},
+
+	/*
+	 * Boxes that need acpi=ht
+	 */
+	{
+		.callback = force_acpi_ht,
+		.ident = "FSC Primergy T850",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "FUJITSU SIEMENS"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "PRIMERGY T850"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "DELL GX240",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Dell Computer Corporation"),
+			DMI_MATCH(DMI_BOARD_NAME, "OptiPlex GX240"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "HP VISUALIZE NT Workstation",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "Hewlett-Packard"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "HP VISUALIZE NT Workstation"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "Compaq Workstation W8000",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Compaq"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "Workstation W8000"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "ASUS P4B266",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "P4B266"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "ASUS P2B-DS",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "P2B-DS"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "ASUS CUR-DLS",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "CUR-DLS"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "ABIT i440BX-W83977",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ABIT <http://www.abit.com>"),
+			DMI_MATCH(DMI_BOARD_NAME, "i440BX-W83977 (BP6)"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "IBM Bladecenter",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
+			DMI_MATCH(DMI_BOARD_NAME, "IBM eServer BladeCenter HS20"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "IBM eServer xSeries 360",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
+			DMI_MATCH(DMI_BOARD_NAME, "eServer xSeries 360"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "IBM eserver xSeries 330",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
+			DMI_MATCH(DMI_BOARD_NAME, "eserver xSeries 330"),
+		},
+	},
+	{
+		.callback = force_acpi_ht,
+		.ident = "IBM eserver xSeries 440",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "IBM"),
+			DMI_MATCH(DMI_PRODUCT_NAME, "eserver xSeries 440"),
+		},
+	},
+
+#ifdef	CONFIG_ACPI_PCI
+	/*
+	 * Boxes that need ACPI PCI IRQ routing disabled
+	 */
+	{
+		.callback = disable_acpi_irq,
+		.ident = "ASUS A7V",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC"),
+			DMI_MATCH(DMI_BOARD_NAME, "<A7V>"),
+			/* newer BIOS, Revision 1011, does work */
+			DMI_MATCH(DMI_BIOS_VERSION, "ASUS A7V ACPI BIOS Revision 1007"),
+		},
+	},
+
+	/*
+	 * Boxes that need ACPI PCI IRQ routing and PCI scan disabled
+	 */
+	{	/* _BBN 0 bug */
+		.callback = disable_acpi_pci,
+		.ident = "ASUS PR-DLS",
+		.matches = {
+			DMI_MATCH(DMI_BOARD_VENDOR, "ASUSTeK Computer INC."),
+			DMI_MATCH(DMI_BOARD_NAME, "PR-DLS"),
+			DMI_MATCH(DMI_BIOS_VERSION, "ASUS PR-DLS ACPI BIOS Revision 1010"),
+			DMI_MATCH(DMI_BIOS_DATE, "03/21/2003")
+		},
+	},
+	{
+		.callback = disable_acpi_pci,
+		.ident = "Acer TravelMate 36x Laptop",
+		.matches = {
+			DMI_MATCH(DMI_SYS_VENDOR, "Acer"),
+ 			DMI_MATCH(DMI_PRODUCT_NAME, "TravelMate 360"),
+		},
+	},
+#endif
+};
+
+#endif	/* __i386__ */
+
 /*
  * acpi_boot_table_init() and acpi_boot_init()
  *  called from setup_arch(), always.
@@ -843,6 +1056,10 @@
 {
 	int error;
 
+#ifdef __i386__
+	dmi_check_system(acpi_dmi_table);
+#endif
+
 	/*
 	 * If acpi_disabled, bail out
 	 * One exception: acpi=ht continues far enough to enumerate LAPICs
@@ -870,8 +1087,6 @@
 	 */
 	error = acpi_blacklisted();
 	if (error) {
-		extern int acpi_force;
-
 		if (acpi_force) {
 			printk(KERN_WARNING PREFIX "acpi=force override\n");
 		} else {