X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Fi386%2Fkernel%2Facpi%2Fboot.c;h=5ccbf58ec94feb7ad7e2a7955fe536e398bbc081;hb=4e8f10b7ccf1c3c53a818a157962074a7340732e;hp=f1a21945963d77b80f125db518a432580647f10a;hpb=409761bb6a06bd61e2d8e27a1af534371d9537ed;p=pandora-kernel.git

diff --git a/arch/i386/kernel/acpi/boot.c b/arch/i386/kernel/acpi/boot.c
index f1a21945963d..5ccbf58ec94f 100644
--- a/arch/i386/kernel/acpi/boot.c
+++ b/arch/i386/kernel/acpi/boot.c
@@ -215,7 +215,7 @@ static int __init acpi_parse_madt(unsigned long phys_addr, unsigned long size)
 {
 	struct acpi_table_madt *madt = NULL;
 
-	if (!phys_addr || !size)
+	if (!phys_addr || !size || !cpu_has_apic)
 		return -EINVAL;
 
 	madt = (struct acpi_table_madt *)__acpi_map_table(phys_addr, size);
@@ -621,9 +621,9 @@ extern u32 pmtmr_ioport;
 
 static int __init acpi_parse_fadt(unsigned long phys, unsigned long size)
 {
-	struct fadt_descriptor_rev2 *fadt = NULL;
+	struct fadt_descriptor *fadt = NULL;
 
-	fadt = (struct fadt_descriptor_rev2 *)__acpi_map_table(phys, size);
+	fadt = (struct fadt_descriptor *)__acpi_map_table(phys, size);
 	if (!fadt) {
 		printk(KERN_WARNING PREFIX "Unable to map FADT\n");
 		return 0;
@@ -668,10 +668,10 @@ unsigned long __init acpi_find_rsdp(void)
 	unsigned long rsdp_phys = 0;
 
 	if (efi_enabled) {
-		if (efi.acpi20)
-			return __pa(efi.acpi20);
-		else if (efi.acpi)
-			return __pa(efi.acpi);
+		if (efi.acpi20 != EFI_INVALID_TABLE_ADDR)
+			return efi.acpi20;
+		else if (efi.acpi != EFI_INVALID_TABLE_ADDR)
+			return efi.acpi;
 	}
 	/*
 	 * Scan memory looking for the RSDP signature. First search EBDA (low
@@ -693,6 +693,9 @@ static int __init acpi_parse_madt_lapic_entries(void)
 {
 	int count;
 
+	if (!cpu_has_apic)
+		return -ENODEV;
+
 	/* 
 	 * Note that the LAPIC address is obtained from the MADT (32-bit value)
 	 * and (optionally) overriden by a LAPIC_ADDR_OVR entry (64-bit value).
@@ -751,6 +754,9 @@ static int __init acpi_parse_madt_ioapic_entries(void)
 		return -ENODEV;
 	}
 
+	if (!cpu_has_apic) 
+		return -ENODEV;
+
 	/*
 	 * if "noapic" boot option, don't look for IO-APICs
 	 */