diff options
Diffstat (limited to 'arch/x86/kernel/cpu/mtrr')
-rw-r--r-- | arch/x86/kernel/cpu/mtrr/generic.c | 12 | ||||
-rw-r--r-- | arch/x86/kernel/cpu/mtrr/main.c | 4 | ||||
-rw-r--r-- | arch/x86/kernel/cpu/mtrr/mtrr.h | 18 |
3 files changed, 6 insertions, 28 deletions
diff --git a/arch/x86/kernel/cpu/mtrr/generic.c b/arch/x86/kernel/cpu/mtrr/generic.c index 4e8d77f01eeb..b59ddcc88cd8 100644 --- a/arch/x86/kernel/cpu/mtrr/generic.c +++ b/arch/x86/kernel/cpu/mtrr/generic.c @@ -14,14 +14,6 @@ #include <asm/pat.h> #include "mtrr.h" -struct mtrr_state { - struct mtrr_var_range var_ranges[MAX_VAR_RANGES]; - mtrr_type fixed_ranges[NUM_FIXED_RANGES]; - unsigned char enabled; - unsigned char have_fixed; - mtrr_type def_type; -}; - struct fixed_range_block { int base_msr; /* start address of an MTRR block */ int ranges; /* number of MTRRs in this block */ @@ -35,10 +27,12 @@ static struct fixed_range_block fixed_range_blocks[] = { }; static unsigned long smp_changes_mask; -static struct mtrr_state mtrr_state = {}; static int mtrr_state_set; u64 mtrr_tom2; +struct mtrr_state_type mtrr_state = {}; +EXPORT_SYMBOL_GPL(mtrr_state); + #undef MODULE_PARAM_PREFIX #define MODULE_PARAM_PREFIX "mtrr." diff --git a/arch/x86/kernel/cpu/mtrr/main.c b/arch/x86/kernel/cpu/mtrr/main.c index 1159e269e596..d6ec7ec30274 100644 --- a/arch/x86/kernel/cpu/mtrr/main.c +++ b/arch/x86/kernel/cpu/mtrr/main.c @@ -49,7 +49,7 @@ u32 num_var_ranges = 0; -unsigned int mtrr_usage_table[MAX_VAR_RANGES]; +unsigned int mtrr_usage_table[MTRR_MAX_VAR_RANGES]; static DEFINE_MUTEX(mtrr_mutex); u64 size_or_mask, size_and_mask; @@ -574,7 +574,7 @@ struct mtrr_value { unsigned long lsize; }; -static struct mtrr_value mtrr_state[MAX_VAR_RANGES]; +static struct mtrr_value mtrr_state[MTRR_MAX_VAR_RANGES]; static int mtrr_save(struct sys_device * sysdev, pm_message_t state) { diff --git a/arch/x86/kernel/cpu/mtrr/mtrr.h b/arch/x86/kernel/cpu/mtrr/mtrr.h index 2dc4ec656b23..ffd60409cc6d 100644 --- a/arch/x86/kernel/cpu/mtrr/mtrr.h +++ b/arch/x86/kernel/cpu/mtrr/mtrr.h @@ -8,11 +8,6 @@ #define MTRRcap_MSR 0x0fe #define MTRRdefType_MSR 0x2ff -#define MTRRphysBase_MSR(reg) (0x200 + 2 * (reg)) -#define MTRRphysMask_MSR(reg) (0x200 + 2 * (reg) + 1) - -#define NUM_FIXED_RANGES 88 -#define MAX_VAR_RANGES 256 #define MTRRfix64K_00000_MSR 0x250 #define MTRRfix16K_80000_MSR 0x258 #define MTRRfix16K_A0000_MSR 0x259 @@ -29,11 +24,7 @@ #define MTRR_CHANGE_MASK_VARIABLE 0x02 #define MTRR_CHANGE_MASK_DEFTYPE 0x04 -/* In the Intel processor's MTRR interface, the MTRR type is always held in - an 8 bit field: */ -typedef u8 mtrr_type; - -extern unsigned int mtrr_usage_table[MAX_VAR_RANGES]; +extern unsigned int mtrr_usage_table[MTRR_MAX_VAR_RANGES]; struct mtrr_ops { u32 vendor; @@ -70,13 +61,6 @@ struct set_mtrr_context { u32 ccr3; }; -struct mtrr_var_range { - u32 base_lo; - u32 base_hi; - u32 mask_lo; - u32 mask_hi; -}; - void set_mtrr_done(struct set_mtrr_context *ctxt); void set_mtrr_cache_disable(struct set_mtrr_context *ctxt); void set_mtrr_prepare_save(struct set_mtrr_context *ctxt); |