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-rw-r--r--arch/x86/kernel/cpu/mtrr/generic.c304
1 files changed, 169 insertions, 135 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c
index 0543f69f0b2..55da0c5f68d 100644
--- a/arch/x86/kernel/cpu/mtrr/generic.c
+++ b/arch/x86/kernel/cpu/mtrr/generic.c
@@ -1,28 +1,34 @@
-/* This only handles 32bit MTRR on 32bit hosts. This is strictly wrong
- because MTRRs can span upto 40 bits (36bits on most modern x86) */
+/*
+ * This only handles 32bit MTRR on 32bit hosts. This is strictly wrong
+ * because MTRRs can span upto 40 bits (36bits on most modern x86)
+ */
+#define DEBUG
+
+#include <linux/module.h>
#include <linux/init.h>
#include <linux/slab.h>
+#include <linux/io.h>
#include <linux/mm.h>
-#include <linux/module.h>
-#include <asm/io.h>
-#include <asm/mtrr.h>
-#include <asm/msr.h>
-#include <asm/system.h>
-#include <asm/cpufeature.h>
+
#include <asm/processor-flags.h>
+#include <asm/cpufeature.h>
#include <asm/tlbflush.h>
+#include <asm/system.h>
+#include <asm/mtrr.h>
+#include <asm/msr.h>
#include <asm/pat.h>
+
#include "mtrr.h"
struct fixed_range_block {
- int base_msr; /* start address of an MTRR block */
- int ranges; /* number of MTRRs in this block */
+ int base_msr; /* start address of an MTRR block */
+ int ranges; /* number of MTRRs in this block */
};
static struct fixed_range_block fixed_range_blocks[] = {
- { MSR_MTRRfix64K_00000, 1 }, /* one 64k MTRR */
- { MSR_MTRRfix16K_80000, 2 }, /* two 16k MTRRs */
- { MSR_MTRRfix4K_C0000, 8 }, /* eight 4k MTRRs */
+ { MSR_MTRRfix64K_00000, 1 }, /* one 64k MTRR */
+ { MSR_MTRRfix16K_80000, 2 }, /* two 16k MTRRs */
+ { MSR_MTRRfix4K_C0000, 8 }, /* eight 4k MTRRs */
{}
};
@@ -30,10 +36,10 @@ static unsigned long smp_changes_mask;
static int mtrr_state_set;
u64 mtrr_tom2;
-struct mtrr_state_type mtrr_state = {};
+struct mtrr_state_type mtrr_state;
EXPORT_SYMBOL_GPL(mtrr_state);
-/**
+/*
* BIOS is expected to clear MtrrFixDramModEn bit, see for example
* "BIOS and Kernel Developer's Guide for the AMD Athlon 64 and AMD
* Opteron Processors" (26094 Rev. 3.30 February 2006), section
@@ -104,9 +110,8 @@ u8 mtrr_type_lookup(u64 start, u64 end)
* Look of multiple ranges matching this address and pick type
* as per MTRR precedence
*/
- if (!(mtrr_state.enabled & 2)) {
+ if (!(mtrr_state.enabled & 2))
return mtrr_state.def_type;
- }
prev_match = 0xFF;
for (i = 0; i < num_var_ranges; ++i) {
@@ -125,9 +130,8 @@ u8 mtrr_type_lookup(u64 start, u64 end)
if (start_state != end_state)
return 0xFE;
- if ((start & mask) != (base & mask)) {
+ if ((start & mask) != (base & mask))
continue;
- }
curr_match = mtrr_state.var_ranges[i].base_lo & 0xff;
if (prev_match == 0xFF) {
@@ -148,9 +152,8 @@ u8 mtrr_type_lookup(u64 start, u64 end)
curr_match = MTRR_TYPE_WRTHROUGH;
}
- if (prev_match != curr_match) {
+ if (prev_match != curr_match)
return MTRR_TYPE_UNCACHABLE;
- }
}
if (mtrr_tom2) {
@@ -164,7 +167,7 @@ u8 mtrr_type_lookup(u64 start, u64 end)
return mtrr_state.def_type;
}
-/* Get the MSR pair relating to a var range */
+/* Get the MSR pair relating to a var range */
static void
get_mtrr_var_range(unsigned int index, struct mtrr_var_range *vr)
{
@@ -172,7 +175,7 @@ get_mtrr_var_range(unsigned int index, struct mtrr_var_range *vr)
rdmsr(MTRRphysMask_MSR(index), vr->mask_lo, vr->mask_hi);
}
-/* fill the MSR pair relating to a var range */
+/* Fill the MSR pair relating to a var range */
void fill_mtrr_var_range(unsigned int index,
u32 base_lo, u32 base_hi, u32 mask_lo, u32 mask_hi)
{
@@ -186,10 +189,9 @@ void fill_mtrr_var_range(unsigned int index,
vr[index].mask_hi = mask_hi;
}
-static void
-get_fixed_ranges(mtrr_type * frs)
+static void get_fixed_ranges(mtrr_type *frs)
{
- unsigned int *p = (unsigned int *) frs;
+ unsigned int *p = (unsigned int *)frs;
int i;
k8_check_syscfg_dram_mod_en();
@@ -217,22 +219,22 @@ static void __init print_fixed_last(void)
if (!last_fixed_end)
return;
- printk(KERN_DEBUG " %05X-%05X %s\n", last_fixed_start,
- last_fixed_end - 1, mtrr_attrib_to_str(last_fixed_type));
+ pr_debug(" %05X-%05X %s\n", last_fixed_start,
+ last_fixed_end - 1, mtrr_attrib_to_str(last_fixed_type));
last_fixed_end = 0;
}
static void __init update_fixed_last(unsigned base, unsigned end,
- mtrr_type type)
+ mtrr_type type)
{
last_fixed_start = base;
last_fixed_end = end;
last_fixed_type = type;
}
-static void __init print_fixed(unsigned base, unsigned step,
- const mtrr_type *types)
+static void __init
+print_fixed(unsigned base, unsigned step, const mtrr_type *types)
{
unsigned i;
@@ -259,54 +261,55 @@ static void __init print_mtrr_state(void)
unsigned int i;
int high_width;
- printk(KERN_DEBUG "MTRR default type: %s\n",
- mtrr_attrib_to_str(mtrr_state.def_type));
+ pr_debug("MTRR default type: %s\n",
+ mtrr_attrib_to_str(mtrr_state.def_type));
if (mtrr_state.have_fixed) {
- printk(KERN_DEBUG "MTRR fixed ranges %sabled:\n",
- mtrr_state.enabled & 1 ? "en" : "dis");
+ pr_debug("MTRR fixed ranges %sabled:\n",
+ mtrr_state.enabled & 1 ? "en" : "dis");
print_fixed(0x00000, 0x10000, mtrr_state.fixed_ranges + 0);
for (i = 0; i < 2; ++i)
- print_fixed(0x80000 + i * 0x20000, 0x04000, mtrr_state.fixed_ranges + (i + 1) * 8);
+ print_fixed(0x80000 + i * 0x20000, 0x04000,
+ mtrr_state.fixed_ranges + (i + 1) * 8);
for (i = 0; i < 8; ++i)
- print_fixed(0xC0000 + i * 0x08000, 0x01000, mtrr_state.fixed_ranges + (i + 3) * 8);
+ print_fixed(0xC0000 + i * 0x08000, 0x01000,
+ mtrr_state.fixed_ranges + (i + 3) * 8);
/* tail */
print_fixed_last();
}
- printk(KERN_DEBUG "MTRR variable ranges %sabled:\n",
- mtrr_state.enabled & 2 ? "en" : "dis");
+ pr_debug("MTRR variable ranges %sabled:\n",
+ mtrr_state.enabled & 2 ? "en" : "dis");
if (size_or_mask & 0xffffffffUL)
high_width = ffs(size_or_mask & 0xffffffffUL) - 1;
else
high_width = ffs(size_or_mask>>32) + 32 - 1;
high_width = (high_width - (32 - PAGE_SHIFT) + 3) / 4;
+
for (i = 0; i < num_var_ranges; ++i) {
if (mtrr_state.var_ranges[i].mask_lo & (1 << 11))
- printk(KERN_DEBUG " %u base %0*X%05X000 mask %0*X%05X000 %s\n",
- i,
- high_width,
- mtrr_state.var_ranges[i].base_hi,
- mtrr_state.var_ranges[i].base_lo >> 12,
- high_width,
- mtrr_state.var_ranges[i].mask_hi,
- mtrr_state.var_ranges[i].mask_lo >> 12,
- mtrr_attrib_to_str(mtrr_state.var_ranges[i].base_lo & 0xff));
+ pr_debug(" %u base %0*X%05X000 mask %0*X%05X000 %s\n",
+ i,
+ high_width,
+ mtrr_state.var_ranges[i].base_hi,
+ mtrr_state.var_ranges[i].base_lo >> 12,
+ high_width,
+ mtrr_state.var_ranges[i].mask_hi,
+ mtrr_state.var_ranges[i].mask_lo >> 12,
+ mtrr_attrib_to_str(mtrr_state.var_ranges[i].base_lo & 0xff));
else
- printk(KERN_DEBUG " %u disabled\n", i);
- }
- if (mtrr_tom2) {
- printk(KERN_DEBUG "TOM2: %016llx aka %lldM\n",
- mtrr_tom2, mtrr_tom2>>20);
+ pr_debug(" %u disabled\n", i);
}
+ if (mtrr_tom2)
+ pr_debug("TOM2: %016llx aka %lldM\n", mtrr_tom2, mtrr_tom2>>20);
}
-/* Grab all of the MTRR state for this CPU into *state */
+/* Grab all of the MTRR state for this CPU into *state */
void __init get_mtrr_state(void)
{
- unsigned int i;
struct mtrr_var_range *vrs;
- unsigned lo, dummy;
unsigned long flags;
+ unsigned lo, dummy;
+ unsigned int i;
vrs = mtrr_state.var_ranges;
@@ -324,6 +327,7 @@ void __init get_mtrr_state(void)
if (amd_special_default_mtrr()) {
unsigned low, high;
+
/* TOP_MEM2 */
rdmsr(MSR_K8_TOP_MEM2, low, high);
mtrr_tom2 = high;
@@ -344,10 +348,9 @@ void __init get_mtrr_state(void)
post_set();
local_irq_restore(flags);
-
}
-/* Some BIOS's are fucked and don't set all MTRRs the same! */
+/* Some BIOS's are messed up and don't set all MTRRs the same! */
void __init mtrr_state_warn(void)
{
unsigned long mask = smp_changes_mask;
@@ -355,28 +358,33 @@ void __init mtrr_state_warn(void)
if (!mask)
return;
if (mask & MTRR_CHANGE_MASK_FIXED)
- printk(KERN_WARNING "mtrr: your CPUs had inconsistent fixed MTRR settings\n");
+ pr_warning("mtrr: your CPUs had inconsistent fixed MTRR settings\n");
if (mask & MTRR_CHANGE_MASK_VARIABLE)
- printk(KERN_WARNING "mtrr: your CPUs had inconsistent variable MTRR settings\n");
+ pr_warning("mtrr: your CPUs had inconsistent variable MTRR settings\n");
if (mask & MTRR_CHANGE_MASK_DEFTYPE)
- printk(KERN_WARNING "mtrr: your CPUs had inconsistent MTRRdefType settings\n");
+ pr_warning("mtrr: your CPUs had inconsistent MTRRdefType settings\n");
+
printk(KERN_INFO "mtrr: probably your BIOS does not setup all CPUs.\n");
printk(KERN_INFO "mtrr: corrected configuration.\n");
}
-/* Doesn't attempt to pass an error out to MTRR users
- because it's quite complicated in some cases and probably not
- worth it because the best error handling is to ignore it. */
+/*
+ * Doesn't attempt to pass an error out to MTRR users
+ * because it's quite complicated in some cases and probably not
+ * worth it because the best error handling is to ignore it.
+ */
void mtrr_wrmsr(unsigned msr, unsigned a, unsigned b)
{
- if (wrmsr_safe(msr, a, b) < 0)
+ if (wrmsr_safe(msr, a, b) < 0) {
printk(KERN_ERR
"MTRR: CPU %u: Writing MSR %x to %x:%x failed\n",
smp_processor_id(), msr, a, b);
+ }
}
/**
- * set_fixed_range - checks & updates a fixed-range MTRR if it differs from the value it should have
+ * set_fixed_range - checks & updates a fixed-range MTRR if it
+ * differs from the value it should have
* @msr: MSR address of the MTTR which should be checked and updated
* @changed: pointer which indicates whether the MTRR needed to be changed
* @msrwords: pointer to the MSR values which the MSR should have
@@ -401,20 +409,23 @@ static void set_fixed_range(int msr, bool *changed, unsigned int *msrwords)
*
* Returns: The index of the region on success, else negative on error.
*/
-int generic_get_free_region(unsigned long base, unsigned long size, int replace_reg)
+int
+generic_get_free_region(unsigned long base, unsigned long size, int replace_reg)
{
- int i, max;
- mtrr_type ltype;
unsigned long lbase, lsize;
+ mtrr_type ltype;
+ int i, max;
max = num_var_ranges;
if (replace_reg >= 0 && replace_reg < max)
return replace_reg;
+
for (i = 0; i < max; ++i) {
mtrr_if->get(i, &lbase, &lsize, &ltype);
if (lsize == 0)
return i;
}
+
return -ENOSPC;
}
@@ -434,7 +445,7 @@ static void generic_get_mtrr(unsigned int reg, unsigned long *base,
rdmsr(MTRRphysMask_MSR(reg), mask_lo, mask_hi);
if ((mask_lo & 0x800) == 0) {
- /* Invalid (i.e. free) range */
+ /* Invalid (i.e. free) range */
*base = 0;
*size = 0;
*type = 0;
@@ -471,27 +482,31 @@ out_put_cpu:
}
/**
- * set_fixed_ranges - checks & updates the fixed-range MTRRs if they differ from the saved set
+ * set_fixed_ranges - checks & updates the fixed-range MTRRs if they
+ * differ from the saved set
* @frs: pointer to fixed-range MTRR values, saved by get_fixed_ranges()
*/
-static int set_fixed_ranges(mtrr_type * frs)
+static int set_fixed_ranges(mtrr_type *frs)
{
- unsigned long long *saved = (unsigned long long *) frs;
+ unsigned long long *saved = (unsigned long long *)frs;
bool changed = false;
- int block=-1, range;
+ int block = -1, range;
k8_check_syscfg_dram_mod_en();
- while (fixed_range_blocks[++block].ranges)
- for (range=0; range < fixed_range_blocks[block].ranges; range++)
- set_fixed_range(fixed_range_blocks[block].base_msr + range,
- &changed, (unsigned int *) saved++);
+ while (fixed_range_blocks[++block].ranges) {
+ for (range = 0; range < fixed_range_blocks[block].ranges; range++)
+ set_fixed_range(fixed_range_blocks[block].base_msr + range,
+ &changed, (unsigned int *)saved++);
+ }
return changed;
}
-/* Set the MSR pair relating to a var range. Returns TRUE if
- changes are made */
+/*
+ * Set the MSR pair relating to a var range.
+ * Returns true if changes are made.
+ */
static bool set_mtrr_var_ranges(unsigned int index, struct mtrr_var_range *vr)
{
unsigned int lo, hi;
@@ -501,6 +516,7 @@ static bool set_mtrr_var_ranges(unsigned int index, struct mtrr_var_range *vr)
if ((vr->base_lo & 0xfffff0ffUL) != (lo & 0xfffff0ffUL)
|| (vr->base_hi & (size_and_mask >> (32 - PAGE_SHIFT))) !=
(hi & (size_and_mask >> (32 - PAGE_SHIFT)))) {
+
mtrr_wrmsr(MTRRphysBase_MSR(index), vr->base_lo, vr->base_hi);
changed = true;
}
@@ -526,21 +542,26 @@ static u32 deftype_lo, deftype_hi;
*/
static unsigned long set_mtrr_state(void)
{
- unsigned int i;
unsigned long change_mask = 0;
+ unsigned int i;
- for (i = 0; i < num_var_ranges; i++)
+ for (i = 0; i < num_var_ranges; i++) {
if (set_mtrr_var_ranges(i, &mtrr_state.var_ranges[i]))
change_mask |= MTRR_CHANGE_MASK_VARIABLE;
+ }
if (mtrr_state.have_fixed && set_fixed_ranges(mtrr_state.fixed_ranges))
change_mask |= MTRR_CHANGE_MASK_FIXED;
- /* Set_mtrr_restore restores the old value of MTRRdefType,
- so to set it we fiddle with the saved value */
+ /*
+ * Set_mtrr_restore restores the old value of MTRRdefType,
+ * so to set it we fiddle with the saved value:
+ */
if ((deftype_lo & 0xff) != mtrr_state.def_type
|| ((deftype_lo & 0xc00) >> 10) != mtrr_state.enabled) {
- deftype_lo = (deftype_lo & ~0xcff) | mtrr_state.def_type | (mtrr_state.enabled << 10);
+
+ deftype_lo = (deftype_lo & ~0xcff) | mtrr_state.def_type |
+ (mtrr_state.enabled << 10);
change_mask |= MTRR_CHANGE_MASK_DEFTYPE;
}
@@ -548,33 +569,36 @@ static unsigned long set_mtrr_state(void)
}
-static unsigned long cr4 = 0;
+static unsigned long cr4;
static DEFINE_SPINLOCK(set_atomicity_lock);
/*
- * Since we are disabling the cache don't allow any interrupts - they
- * would run extremely slow and would only increase the pain. The caller must
- * ensure that local interrupts are disabled and are reenabled after post_set()
- * has been called.
+ * Since we are disabling the cache don't allow any interrupts,
+ * they would run extremely slow and would only increase the pain.
+ *
+ * The caller must ensure that local interrupts are disabled and
+ * are reenabled after post_set() has been called.
*/
-
static void prepare_set(void) __acquires(set_atomicity_lock)
{
unsigned long cr0;
- /* Note that this is not ideal, since the cache is only flushed/disabled
- for this CPU while the MTRRs are changed, but changing this requires
- more invasive changes to the way the kernel boots */
+ /*
+ * Note that this is not ideal
+ * since the cache is only flushed/disabled for this CPU while the
+ * MTRRs are changed, but changing this requires more invasive
+ * changes to the way the kernel boots
+ */
spin_lock(&set_atomicity_lock);
- /* Enter the no-fill (CD=1, NW=0) cache mode and flush caches. */
+ /* Enter the no-fill (CD=1, NW=0) cache mode and flush caches. */
cr0 = read_cr0() | X86_CR0_CD;
write_cr0(cr0);
wbinvd();
- /* Save value of CR4 and clear Page Global Enable (bit 7) */
- if ( cpu_has_pge ) {
+ /* Save value of CR4 and clear Page Global Enable (bit 7) */
+ if (cpu_has_pge) {
cr4 = read_cr4();
write_cr4(cr4 & ~X86_CR4_PGE);
}
@@ -582,26 +606,26 @@ static void prepare_set(void) __acquires(set_atomicity_lock)
/* Flush all TLBs via a mov %cr3, %reg; mov %reg, %cr3 */
__flush_tlb();
- /* Save MTRR state */
+ /* Save MTRR state */
rdmsr(MSR_MTRRdefType, deftype_lo, deftype_hi);
- /* Disable MTRRs, and set the default type to uncached */
+ /* Disable MTRRs, and set the default type to uncached */
mtrr_wrmsr(MSR_MTRRdefType, deftype_lo & ~0xcff, deftype_hi);
}
static void post_set(void) __releases(set_atomicity_lock)
{
- /* Flush TLBs (no need to flush caches - they are disabled) */
+ /* Flush TLBs (no need to flush caches - they are disabled) */
__flush_tlb();
/* Intel (P6) standard MTRRs */
mtrr_wrmsr(MSR_MTRRdefType, deftype_lo, deftype_hi);
-
- /* Enable caches */
+
+ /* Enable caches */
write_cr0(read_cr0() & 0xbfffffff);
- /* Restore value of CR4 */
- if ( cpu_has_pge )
+ /* Restore value of CR4 */
+ if (cpu_has_pge)
write_cr4(cr4);
spin_unlock(&set_atomicity_lock);
}
@@ -623,24 +647,27 @@ static void generic_set_all(void)
post_set();
local_irq_restore(flags);
- /* Use the atomic bitops to update the global mask */
+ /* Use the atomic bitops to update the global mask */
for (count = 0; count < sizeof mask * 8; ++count) {
if (mask & 0x01)
set_bit(count, &smp_changes_mask);
mask >>= 1;
}
-
+
}
+/**
+ * generic_set_mtrr - set variable MTRR register on the local CPU.
+ *
+ * @reg: The register to set.
+ * @base: The base address of the region.
+ * @size: The size of the region. If this is 0 the region is disabled.
+ * @type: The type of the region.
+ *
+ * Returns nothing.
+ */
static void generic_set_mtrr(unsigned int reg, unsigned long base,
unsigned long size, mtrr_type type)
-/* [SUMMARY] Set variable MTRR register on the local CPU.
- <reg> The register to set.
- <base> The base address of the region.
- <size> The size of the region. If this is 0 the region is disabled.
- <type> The type of the region.
- [RETURNS] Nothing.
-*/
{
unsigned long flags;
struct mtrr_var_range *vr;
@@ -651,8 +678,10 @@ static void generic_set_mtrr(unsigned int reg, unsigned long base,
prepare_set();
if (size == 0) {
- /* The invalid bit is kept in the mask, so we simply clear the
- relevant mask register to disable a range. */
+ /*
+ * The invalid bit is kept in the mask, so we simply
+ * clear the relevant mask register to disable a range.
+ */
mtrr_wrmsr(MTRRphysMask_MSR(reg), 0, 0);
memset(vr, 0, sizeof(struct mtrr_var_range));
} else {
@@ -669,46 +698,50 @@ static void generic_set_mtrr(unsigned int reg, unsigned long base,
local_irq_restore(flags);
}
-int generic_validate_add_page(unsigned long base, unsigned long size, unsigned int type)
+int generic_validate_add_page(unsigned long base, unsigned long size,
+ unsigned int type)
{
unsigned long lbase, last;
- /* For Intel PPro stepping <= 7, must be 4 MiB aligned
- and not touch 0x70000000->0x7003FFFF */
+ /*
+ * For Intel PPro stepping <= 7
+ * must be 4 MiB aligned and not touch 0x70000000 -> 0x7003FFFF
+ */
if (is_cpu(INTEL) && boot_cpu_data.x86 == 6 &&
boot_cpu_data.x86_model == 1 &&
boot_cpu_data.x86_mask <= 7) {
if (base & ((1 << (22 - PAGE_SHIFT)) - 1)) {
- printk(KERN_WARNING "mtrr: base(0x%lx000) is not 4 MiB aligned\n", base);
+ pr_warning("mtrr: base(0x%lx000) is not 4 MiB aligned\n", base);
return -EINVAL;
}
if (!(base + size < 0x70000 || base > 0x7003F) &&
(type == MTRR_TYPE_WRCOMB
|| type == MTRR_TYPE_WRBACK)) {
- printk(KERN_WARNING "mtrr: writable mtrr between 0x70000000 and 0x7003FFFF may hang the CPU.\n");
+ pr_warning("mtrr: writable mtrr between 0x70000000 and 0x7003FFFF may hang the CPU.\n");
return -EINVAL;
}
}
- /* Check upper bits of base and last are equal and lower bits are 0
- for base and 1 for last */
+ /*
+ * Check upper bits of base and last are equal and lower bits are 0
+ * for base and 1 for last
+ */
last = base + size - 1;
for (lbase = base; !(lbase & 1) && (last & 1);
- lbase = lbase >> 1, last = last >> 1) ;
+ lbase = lbase >> 1, last = last >> 1)
+ ;
if (lbase != last) {
- printk(KERN_WARNING "mtrr: base(0x%lx000) is not aligned on a size(0x%lx000) boundary\n",
- base, size);
+ pr_warning("mtrr: base(0x%lx000) is not aligned on a size(0x%lx000) boundary\n", base, size);
return -EINVAL;
}
return 0;
}
-
static int generic_have_wrcomb(void)
{
unsigned long config, dummy;
rdmsr(MSR_MTRRcap, config, dummy);
- return (config & (1 << 10));
+ return config & (1 << 10);
}
int positive_have_wrcomb(void)
@@ -716,14 +749,15 @@ int positive_have_wrcomb(void)
return 1;
}
-/* generic structure...
+/*
+ * Generic structure...
*/
struct mtrr_ops generic_mtrr_ops = {
- .use_intel_if = 1,
- .set_all = generic_set_all,
- .get = generic_get_mtrr,
- .get_free_region = generic_get_free_region,
- .set = generic_set_mtrr,
- .validate_add_page = generic_validate_add_page,
- .have_wrcomb = generic_have_wrcomb,
+ .use_intel_if = 1,
+ .set_all = generic_set_all,
+ .get = generic_get_mtrr,
+ .get_free_region = generic_get_free_region,
+ .set = generic_set_mtrr,
+ .validate_add_page = generic_validate_add_page,
+ .have_wrcomb = generic_have_wrcomb,
};
generated by cgit v1.2.3-70-g09d2 (git 2.46.0) at 2024-11-30 03:17:04 +0000