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-rw-r--r--arch/x86/Kconfig.debug8
-rw-r--r--arch/x86/Kconfig.x86_6410
-rw-r--r--arch/x86/configs/x86_64_defconfig2
-rw-r--r--arch/x86/kernel/Makefile_642
-rw-r--r--arch/x86/kernel/aperture_64.c15
-rw-r--r--arch/x86/kernel/cpu/proc.c10
-rw-r--r--arch/x86/kernel/early-quirks.c10
-rw-r--r--arch/x86/kernel/pci-calgary_64.c2
-rw-r--r--arch/x86/kernel/pci-dma_64.c10
-rw-r--r--arch/x86/kernel/pci-gart_64.c18
-rw-r--r--arch/x86/kernel/pci-nommu_64.c2
-rw-r--r--arch/x86/kernel/pci-swiotlb_64.c2
-rw-r--r--arch/x86/kernel/reboot_64.c2
-rw-r--r--arch/x86/kernel/setup_32.c3
-rw-r--r--arch/x86/kernel/setup_64.c10
-rw-r--r--arch/x86/mm/discontig_32.c4
16 files changed, 50 insertions, 60 deletions
diff --git a/arch/x86/Kconfig.debug b/arch/x86/Kconfig.debug
index 970b2defe7d..761ca7b5f12 100644
--- a/arch/x86/Kconfig.debug
+++ b/arch/x86/Kconfig.debug
@@ -6,9 +6,8 @@ config TRACE_IRQFLAGS_SUPPORT
source "lib/Kconfig.debug"
config EARLY_PRINTK
- bool "Early printk" if EMBEDDED && DEBUG_KERNEL
+ bool "Early printk" if EMBEDDED && DEBUG_KERNEL && X86_32
default y
- depends on X86_32
help
Write kernel log output directly into the VGA buffer or to a serial
port.
@@ -91,7 +90,7 @@ config DOUBLEFAULT
config IOMMU_DEBUG
bool "Enable IOMMU debugging"
- depends on IOMMU && DEBUG_KERNEL
+ depends on GART_IOMMU && DEBUG_KERNEL
depends on X86_64
help
Force the IOMMU to on even when you have less than 4GB of
@@ -113,7 +112,4 @@ config IOMMU_LEAK
Add a simple leak tracer to the IOMMU code. This is useful when you
are debugging a buggy device driver that leaks IOMMU mappings.
-#config X86_REMOTE_DEBUG
-# bool "kgdb debugging stub"
-
endmenu
diff --git a/arch/x86/Kconfig.x86_64 b/arch/x86/Kconfig.x86_64
index e2542e5b536..b45855c368a 100644
--- a/arch/x86/Kconfig.x86_64
+++ b/arch/x86/Kconfig.x86_64
@@ -97,10 +97,6 @@ config X86_CMPXCHG
bool
default y
-config EARLY_PRINTK
- bool
- default y
-
config GENERIC_ISA_DMA
bool
default y
@@ -479,8 +475,8 @@ config HPET_EMULATE_RTC
# Mark as embedded because too many people got it wrong.
# The code disables itself when not needed.
-config IOMMU
- bool "IOMMU support" if EMBEDDED
+config GART_IOMMU
+ bool "GART IOMMU support" if EMBEDDED
default y
select SWIOTLB
select AGP
@@ -687,7 +683,7 @@ source kernel/Kconfig.hz
config K8_NB
def_bool y
- depends on AGP_AMD64 || IOMMU || (PCI && NUMA)
+ depends on AGP_AMD64 || GART_IOMMU || (PCI && NUMA)
endmenu
diff --git a/arch/x86/configs/x86_64_defconfig b/arch/x86/configs/x86_64_defconfig
index b091c5e3555..38a83f9c966 100644
--- a/arch/x86/configs/x86_64_defconfig
+++ b/arch/x86/configs/x86_64_defconfig
@@ -170,7 +170,7 @@ CONFIG_HOTPLUG_CPU=y
CONFIG_ARCH_ENABLE_MEMORY_HOTPLUG=y
CONFIG_HPET_TIMER=y
CONFIG_HPET_EMULATE_RTC=y
-CONFIG_IOMMU=y
+CONFIG_GART_IOMMU=y
# CONFIG_CALGARY_IOMMU is not set
CONFIG_SWIOTLB=y
CONFIG_X86_MCE=y
diff --git a/arch/x86/kernel/Makefile_64 b/arch/x86/kernel/Makefile_64
index 466337ae9a1..24671c3838b 100644
--- a/arch/x86/kernel/Makefile_64
+++ b/arch/x86/kernel/Makefile_64
@@ -25,7 +25,7 @@ obj-$(CONFIG_CRASH_DUMP) += crash_dump_64.o
obj-$(CONFIG_PM) += suspend_64.o
obj-$(CONFIG_HIBERNATION) += suspend_asm_64.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
-obj-$(CONFIG_IOMMU) += pci-gart_64.o aperture_64.o
+obj-$(CONFIG_GART_IOMMU) += pci-gart_64.o aperture_64.o
obj-$(CONFIG_CALGARY_IOMMU) += pci-calgary_64.o tce_64.o
obj-$(CONFIG_SWIOTLB) += pci-swiotlb_64.o
obj-$(CONFIG_KPROBES) += kprobes_64.o
diff --git a/arch/x86/kernel/aperture_64.c b/arch/x86/kernel/aperture_64.c
index 8f681cae7bf..5b6992799c9 100644
--- a/arch/x86/kernel/aperture_64.c
+++ b/arch/x86/kernel/aperture_64.c
@@ -20,14 +20,14 @@
#include <linux/ioport.h>
#include <asm/e820.h>
#include <asm/io.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/pci-direct.h>
#include <asm/dma.h>
#include <asm/k8.h>
-int iommu_aperture;
-int iommu_aperture_disabled __initdata = 0;
-int iommu_aperture_allowed __initdata = 0;
+int gart_iommu_aperture;
+int gart_iommu_aperture_disabled __initdata = 0;
+int gart_iommu_aperture_allowed __initdata = 0;
int fallback_aper_order __initdata = 1; /* 64MB */
int fallback_aper_force __initdata = 0;
@@ -204,14 +204,15 @@ static __u32 __init search_agp_bridge(u32 *order, int *valid_agp)
return 0;
}
-void __init iommu_hole_init(void)
+void __init gart_iommu_hole_init(void)
{
int fix, num;
u32 aper_size, aper_alloc = 0, aper_order = 0, last_aper_order = 0;
u64 aper_base, last_aper_base = 0;
int valid_agp = 0;
- if (iommu_aperture_disabled || !fix_aperture || !early_pci_allowed())
+ if (gart_iommu_aperture_disabled || !fix_aperture ||
+ !early_pci_allowed())
return;
printk(KERN_INFO "Checking aperture...\n");
@@ -222,7 +223,7 @@ void __init iommu_hole_init(void)
continue;
iommu_detected = 1;
- iommu_aperture = 1;
+ gart_iommu_aperture = 1;
aper_order = (read_pci_config(0, num, 3, 0x90) >> 1) & 7;
aper_size = (32 * 1024 * 1024) << aper_order;
diff --git a/arch/x86/kernel/cpu/proc.c b/arch/x86/kernel/cpu/proc.c
index 2d42b414b77..066f8c6af4d 100644
--- a/arch/x86/kernel/cpu/proc.c
+++ b/arch/x86/kernel/cpu/proc.c
@@ -49,7 +49,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
/* Intel-defined (#2) */
"pni", NULL, NULL, "monitor", "ds_cpl", "vmx", "smx", "est",
"tm2", "ssse3", "cid", NULL, NULL, "cx16", "xtpr", NULL,
- NULL, NULL, "dca", NULL, NULL, NULL, NULL, "popcnt",
+ NULL, NULL, "dca", "sse4_1", "sse4_2", NULL, NULL, "popcnt",
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/* VIA/Cyrix/Centaur-defined */
@@ -59,10 +59,10 @@ static int show_cpuinfo(struct seq_file *m, void *v)
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/* AMD-defined (#2) */
- "lahf_lm", "cmp_legacy", "svm", "extapic", "cr8_legacy",
- "altmovcr8", "abm", "sse4a",
- "misalignsse", "3dnowprefetch",
- "osvw", "ibs", NULL, NULL, NULL, NULL,
+ "lahf_lm", "cmp_legacy", "svm", "extapic",
+ "cr8_legacy", "abm", "sse4a", "misalignsse",
+ "3dnowprefetch", "osvw", "ibs", "sse5",
+ "skinit", "wdt", NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
diff --git a/arch/x86/kernel/early-quirks.c b/arch/x86/kernel/early-quirks.c
index 639e6320518..88bb83ec895 100644
--- a/arch/x86/kernel/early-quirks.c
+++ b/arch/x86/kernel/early-quirks.c
@@ -17,19 +17,19 @@
#include <asm/io_apic.h>
#include <asm/apic.h>
-#ifdef CONFIG_IOMMU
-#include <asm/iommu.h>
+#ifdef CONFIG_GART_IOMMU
+#include <asm/gart.h>
#endif
static void __init via_bugs(void)
{
-#ifdef CONFIG_IOMMU
+#ifdef CONFIG_GART_IOMMU
if ((end_pfn > MAX_DMA32_PFN || force_iommu) &&
- !iommu_aperture_allowed) {
+ !gart_iommu_aperture_allowed) {
printk(KERN_INFO
"Looks like a VIA chipset. Disabling IOMMU."
" Override with iommu=allowed\n");
- iommu_aperture_disabled = 1;
+ gart_iommu_aperture_disabled = 1;
}
#endif
}
diff --git a/arch/x86/kernel/pci-calgary_64.c b/arch/x86/kernel/pci-calgary_64.c
index 1a20fe31338..6bf1f716909 100644
--- a/arch/x86/kernel/pci-calgary_64.c
+++ b/arch/x86/kernel/pci-calgary_64.c
@@ -36,7 +36,7 @@
#include <linux/pci.h>
#include <linux/delay.h>
#include <linux/scatterlist.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/calgary.h>
#include <asm/tce.h>
#include <asm/pci-direct.h>
diff --git a/arch/x86/kernel/pci-dma_64.c b/arch/x86/kernel/pci-dma_64.c
index 393e2725a6e..aa805b11b24 100644
--- a/arch/x86/kernel/pci-dma_64.c
+++ b/arch/x86/kernel/pci-dma_64.c
@@ -9,7 +9,7 @@
#include <linux/module.h>
#include <linux/dmar.h>
#include <asm/io.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/calgary.h>
int iommu_merge __read_mostly = 1;
@@ -275,7 +275,7 @@ __init int iommu_setup(char *p)
swiotlb = 1;
#endif
-#ifdef CONFIG_IOMMU
+#ifdef CONFIG_GART_IOMMU
gart_parse_options(p);
#endif
@@ -298,8 +298,8 @@ void __init pci_iommu_alloc(void)
* The order of these functions is important for
* fall-back/fail-over reasons
*/
-#ifdef CONFIG_IOMMU
- iommu_hole_init();
+#ifdef CONFIG_GART_IOMMU
+ gart_iommu_hole_init();
#endif
#ifdef CONFIG_CALGARY_IOMMU
@@ -321,7 +321,7 @@ static int __init pci_iommu_init(void)
intel_iommu_init();
-#ifdef CONFIG_IOMMU
+#ifdef CONFIG_GART_IOMMU
gart_iommu_init();
#endif
diff --git a/arch/x86/kernel/pci-gart_64.c b/arch/x86/kernel/pci-gart_64.c
index 79b514b381b..06bcba53604 100644
--- a/arch/x86/kernel/pci-gart_64.c
+++ b/arch/x86/kernel/pci-gart_64.c
@@ -30,17 +30,17 @@
#include <asm/mtrr.h>
#include <asm/pgtable.h>
#include <asm/proto.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/cacheflush.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>
#include <asm/k8.h>
-unsigned long iommu_bus_base; /* GART remapping area (physical) */
+static unsigned long iommu_bus_base; /* GART remapping area (physical) */
static unsigned long iommu_size; /* size of remapping area bytes */
static unsigned long iommu_pages; /* .. and in pages */
-u32 *iommu_gatt_base; /* Remapping table */
+static u32 *iommu_gatt_base; /* Remapping table */
/* If this is disabled the IOMMU will use an optimized flushing strategy
of only flushing when an mapping is reused. With it true the GART is flushed
@@ -135,8 +135,8 @@ static void flush_gart(void)
/* Debugging aid for drivers that don't free their IOMMU tables */
static void **iommu_leak_tab;
static int leak_trace;
-int iommu_leak_pages = 20;
-void dump_leak(void)
+static int iommu_leak_pages = 20;
+static void dump_leak(void)
{
int i;
static int dump;
@@ -627,12 +627,12 @@ void __init gart_iommu_init(void)
return;
/* Did we detect a different HW IOMMU? */
- if (iommu_detected && !iommu_aperture)
+ if (iommu_detected && !gart_iommu_aperture)
return;
if (no_iommu ||
(!force_iommu && end_pfn <= MAX_DMA32_PFN) ||
- !iommu_aperture ||
+ !gart_iommu_aperture ||
(no_agp && init_k8_gatt(&info) < 0)) {
if (end_pfn > MAX_DMA32_PFN) {
printk(KERN_ERR "WARNING more than 4GB of memory "
@@ -733,9 +733,9 @@ void __init gart_parse_options(char *p)
fix_aperture = 0;
/* duplicated from pci-dma.c */
if (!strncmp(p,"force",5))
- iommu_aperture_allowed = 1;
+ gart_iommu_aperture_allowed = 1;
if (!strncmp(p,"allowed",7))
- iommu_aperture_allowed = 1;
+ gart_iommu_aperture_allowed = 1;
if (!strncmp(p, "memaper", 7)) {
fallback_aper_force = 1;
p += 7;
diff --git a/arch/x86/kernel/pci-nommu_64.c b/arch/x86/kernel/pci-nommu_64.c
index faf70bdca33..ab08e183222 100644
--- a/arch/x86/kernel/pci-nommu_64.c
+++ b/arch/x86/kernel/pci-nommu_64.c
@@ -7,7 +7,7 @@
#include <linux/dma-mapping.h>
#include <linux/scatterlist.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/processor.h>
#include <asm/dma.h>
diff --git a/arch/x86/kernel/pci-swiotlb_64.c b/arch/x86/kernel/pci-swiotlb_64.c
index b2f405ea7c8..102866d729a 100644
--- a/arch/x86/kernel/pci-swiotlb_64.c
+++ b/arch/x86/kernel/pci-swiotlb_64.c
@@ -5,7 +5,7 @@
#include <linux/module.h>
#include <linux/dma-mapping.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
#include <asm/swiotlb.h>
#include <asm/dma.h>
diff --git a/arch/x86/kernel/reboot_64.c b/arch/x86/kernel/reboot_64.c
index 776eb06b651..71b13c5f581 100644
--- a/arch/x86/kernel/reboot_64.c
+++ b/arch/x86/kernel/reboot_64.c
@@ -17,7 +17,7 @@
#include <asm/pgtable.h>
#include <asm/tlbflush.h>
#include <asm/apic.h>
-#include <asm/iommu.h>
+#include <asm/gart.h>
/*
* Power off function, if any
diff --git a/arch/x86/kernel/setup_32.c b/arch/x86/kernel/setup_32.c
index cc0e91447b7..e1e18c34c82 100644
--- a/arch/x86/kernel/setup_32.c
+++ b/arch/x86/kernel/setup_32.c
@@ -86,9 +86,6 @@ unsigned long mmu_cr4_features;
/* for MCA, but anyone else can use it if they want */
unsigned int machine_id;
-#ifdef CONFIG_MCA
-EXPORT_SYMBOL(machine_id);
-#endif
unsigned int machine_submodel_id;
unsigned int BIOS_revision;
unsigned int mca_pentium_flag;
diff --git a/arch/x86/kernel/setup_64.c b/arch/x86/kernel/setup_64.c
index e7a9e36bd52..238633d3d09 100644
--- a/arch/x86/kernel/setup_64.c
+++ b/arch/x86/kernel/setup_64.c
@@ -1040,7 +1040,7 @@ static int show_cpuinfo(struct seq_file *m, void *v)
/* Intel-defined (#2) */
"pni", NULL, NULL, "monitor", "ds_cpl", "vmx", "smx", "est",
"tm2", "ssse3", "cid", NULL, NULL, "cx16", "xtpr", NULL,
- NULL, NULL, "dca", NULL, NULL, NULL, NULL, "popcnt",
+ NULL, NULL, "dca", "sse4_1", "sse4_2", NULL, NULL, "popcnt",
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/* VIA/Cyrix/Centaur-defined */
@@ -1050,10 +1050,10 @@ static int show_cpuinfo(struct seq_file *m, void *v)
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
/* AMD-defined (#2) */
- "lahf_lm", "cmp_legacy", "svm", "extapic", "cr8_legacy",
- "altmovcr8", "abm", "sse4a",
- "misalignsse", "3dnowprefetch",
- "osvw", "ibs", NULL, NULL, NULL, NULL,
+ "lahf_lm", "cmp_legacy", "svm", "extapic",
+ "cr8_legacy", "abm", "sse4a", "misalignsse",
+ "3dnowprefetch", "osvw", "ibs", "sse5",
+ "skinit", "wdt", NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
NULL, NULL, NULL, NULL, NULL, NULL, NULL, NULL,
diff --git a/arch/x86/mm/discontig_32.c b/arch/x86/mm/discontig_32.c
index fe608a45ffb..13a474d3c6e 100644
--- a/arch/x86/mm/discontig_32.c
+++ b/arch/x86/mm/discontig_32.c
@@ -40,7 +40,7 @@
struct pglist_data *node_data[MAX_NUMNODES] __read_mostly;
EXPORT_SYMBOL(node_data);
-bootmem_data_t node0_bdata;
+static bootmem_data_t node0_bdata;
/*
* numa interface - we expect the numa architecture specific code to have
@@ -404,7 +404,7 @@ void __init set_highmem_pages_init(int bad_ppro)
}
#ifdef CONFIG_MEMORY_HOTPLUG
-int paddr_to_nid(u64 addr)
+static int paddr_to_nid(u64 addr)
{
int nid;
unsigned long pfn = PFN_DOWN(addr);
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-06 11:17:31 +0000