diff options
| author | Aaron Durbin <adurbin@chromium.org> | 2016-03-15 09:05:54 -0500 |
|---|---|---|
| committer | Aaron Durbin <adurbin@chromium.org> | 2016-03-16 18:55:51 +0100 |
| commit | 264bf0b27e6202dfca27c285c9dde10d08b8f023 (patch) | |
| tree | 6ce70301f75bfaff39e95b2b17130aa9935a4d02 /src/northbridge/intel | |
| parent | 94534b31328311e3a3488a7f8201bc0abab9fb1d (diff) | |
cpu/x86/mtrr: move cache_ramstage() to its only user
The Intel i3100 northbridge code is the only user of
cache_ramstage(). Therefore, place it next to the sole
consumer.
Change-Id: If15fb8d84f98dce7f4de9e089ec33035622d8f74
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/14097
Tested-by: build bot (Jenkins)
Reviewed-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Diffstat (limited to 'src/northbridge/intel')
| -rw-r--r-- | src/northbridge/intel/i3100/raminit.c | 12 |
1 files changed, 9 insertions, 3 deletions
diff --git a/src/northbridge/intel/i3100/raminit.c b/src/northbridge/intel/i3100/raminit.c index b426cb8043..53bf17c8d2 100644 --- a/src/northbridge/intel/i3100/raminit.c +++ b/src/northbridge/intel/i3100/raminit.c @@ -926,6 +926,13 @@ static void set_receive_enable(const struct mem_controller *ctrl) write32(MCBAR+0x154, recenb); } +static void cache_ramstage(void) +{ + /* Enable caching for lower 1MB and ram stage using variable mtrr */ + disable_cache(); + set_var_mtrr(0, 0x00000000, CONFIG_RAMTOP, MTRR_TYPE_WRBACK); + enable_cache(); +} static void sdram_enable(int controllers, const struct mem_controller *ctrl) { @@ -1189,7 +1196,6 @@ static void sdram_enable(int controllers, const struct mem_controller *ctrl) pci_write_config16(ctrl->f0, MCHSCRB, data16); /* The memory is now setup, use it */ -#if !CONFIG_CACHE_AS_RAM - cache_ramstage(); -#endif + if (!IS_ENABLED(CONFIG_CACHE_AS_RAM)) + cache_ramstage(); } |