diff options
Diffstat (limited to 'src/cpu/x86/mtrr/mtrr.c')
| -rw-r--r-- | src/cpu/x86/mtrr/mtrr.c | 32 |
1 files changed, 16 insertions, 16 deletions
diff --git a/src/cpu/x86/mtrr/mtrr.c b/src/cpu/x86/mtrr/mtrr.c index 94d7ca7d35..d44687a0e9 100644 --- a/src/cpu/x86/mtrr/mtrr.c +++ b/src/cpu/x86/mtrr/mtrr.c @@ -68,7 +68,7 @@ static void enable_var_mtrr(void) /* setting variable mtrr, comes from linux kernel source */ static void set_var_mtrr( - unsigned int reg, unsigned long basek, unsigned long sizek, + unsigned int reg, unsigned long basek, unsigned long sizek, unsigned char type, unsigned address_bits) { msr_t base, mask; @@ -81,7 +81,7 @@ static void set_var_mtrr( // do this. if (sizek == 0) { disable_cache(); - + msr_t zero; zero.lo = zero.hi = 0; /* The invalid bit is kept in the mask, so we simply clear the @@ -109,8 +109,8 @@ static void set_var_mtrr( mask.lo = 0; } - // it is recommended that we disable and enable cache when we - // do this. + // it is recommended that we disable and enable cache when we + // do this. disable_cache(); /* Bit 32-35 of MTRRphysMask should be set to 1 */ @@ -228,7 +228,7 @@ static unsigned fixed_mtrr_index(unsigned long addrk) return index; } -static unsigned int range_to_mtrr(unsigned int reg, +static unsigned int range_to_mtrr(unsigned int reg, unsigned long range_startk, unsigned long range_sizek, unsigned long next_range_startk, unsigned char type, unsigned address_bits) { @@ -253,7 +253,7 @@ static unsigned int range_to_mtrr(unsigned int reg, unsigned long sizek; /* Compute the maximum size I can make a range */ max_align = fls(range_startk); - align = fms(range_sizek); + align = fms(range_sizek); if (align > max_align) { align = max_align; } @@ -274,7 +274,7 @@ static unsigned int range_to_mtrr(unsigned int reg, return reg; } -static unsigned long resk(uint64_t value) +static unsigned long resk(uint64_t value) { unsigned long resultk; if (value < (1ULL << 42)) { @@ -298,7 +298,7 @@ static void set_fixed_mtrr_resource(void *gp, struct device *dev, struct resourc printk(BIOS_DEBUG, "Setting fixed MTRRs(%d-%d) Type: WB\n", start_mtrr, last_mtrr); set_fixed_mtrrs(start_mtrr, last_mtrr, MTRR_TYPE_WRBACK); - + } #ifndef CONFIG_VAR_MTRR_HOLE @@ -343,10 +343,10 @@ void set_var_mtrr_resource(void *gp, struct device *dev, struct resource *res) return; } #endif - state->reg = range_to_mtrr(state->reg, state->range_startk, + state->reg = range_to_mtrr(state->reg, state->range_startk, state->range_sizek, basek, MTRR_TYPE_WRBACK, state->address_bits); #if CONFIG_VAR_MTRR_HOLE - state->reg = range_to_mtrr(state->reg, state->hole_startk, + state->reg = range_to_mtrr(state->reg, state->hole_startk, state->hole_sizek, basek, MTRR_TYPE_UNCACHEABLE, state->address_bits); #endif state->range_startk = 0; @@ -356,7 +356,7 @@ void set_var_mtrr_resource(void *gp, struct device *dev, struct resource *res) state->hole_sizek = 0; #endif } - /* Allocate an msr */ + /* Allocate an msr */ printk(BIOS_SPEW, " Allocate an msr - basek = %08lx, sizek = %08lx,\n", basek, sizek); state->range_startk = basek; state->range_sizek = sizek; @@ -365,7 +365,7 @@ void set_var_mtrr_resource(void *gp, struct device *dev, struct resource *res) void x86_setup_fixed_mtrrs(void) { /* Try this the simple way of incrementally adding together - * mtrrs. If this doesn't work out we can get smart again + * mtrrs. If this doesn't work out we can get smart again * and clear out the mtrrs. */ @@ -390,20 +390,20 @@ void x86_setup_fixed_mtrrs(void) void x86_setup_var_mtrrs(unsigned address_bits) /* this routine needs to know how many address bits a given processor - * supports. CPUs get grumpy when you set too many bits in + * supports. CPUs get grumpy when you set too many bits in * their mtrr registers :( I would generically call cpuid here * and find out how many physically supported but some cpus are * buggy, and report more bits then they actually support. */ { /* Try this the simple way of incrementally adding together - * mtrrs. If this doesn't work out we can get smart again + * mtrrs. If this doesn't work out we can get smart again * and clear out the mtrrs. */ struct var_mtrr_state var_state; /* Cache as many memory areas as possible */ - /* FIXME is there an algorithm for computing the optimal set of mtrrs? + /* FIXME is there an algorithm for computing the optimal set of mtrrs? * In some cases it is definitely possible to do better. */ var_state.range_startk = 0; @@ -431,7 +431,7 @@ void x86_setup_var_mtrrs(unsigned address_bits) } #endif /* Write the last range */ - var_state.reg = range_to_mtrr(var_state.reg, var_state.range_startk, + var_state.reg = range_to_mtrr(var_state.reg, var_state.range_startk, var_state.range_sizek, 0, MTRR_TYPE_WRBACK, var_state.address_bits); #if CONFIG_VAR_MTRR_HOLE var_state.reg = range_to_mtrr(var_state.reg, var_state.hole_startk, |