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author | Vladimir Serbinenko <phcoder@gmail.com> | 2014-11-22 21:12:14 +0100 |
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committer | Vladimir Serbinenko <phcoder@gmail.com> | 2015-05-16 22:35:12 +0200 |
commit | 99bc2ec581a2c024e0455fb167b5c0f93716a954 (patch) | |
tree | 9be7a2db07e6a4ec2c7e31a97d9704463815b16c | |
parent | 3026e473dafa1d06f69f44fda19aab75fb15ed8a (diff) | |
download | coreboot-99bc2ec581a2c024e0455fb167b5c0f93716a954.tar.gz coreboot-99bc2ec581a2c024e0455fb167b5c0f93716a954.tar.bz2 coreboot-99bc2ec581a2c024e0455fb167b5c0f93716a954.zip |
i945: Disable check for 2-dimm support.
The check is wrong. On Acer Aspire One it returns 0 despite 2 DIMMs working
fine on the same channel if this check is disabled (tested by memtest).
On boards that have only 1 DIMM per channel, the code will simply find no
SPD and skip empty slot.
Change-Id: I5f2fdcd1d948ebf3eabebaea4441af4c19e47f8f
Signed-off-by: Vladimir Serbinenko <phcoder@gmail.com>
Reviewed-on: http://review.coreboot.org/7568
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Alexandru Gagniuc <mr.nuke.me@gmail.com>
-rw-r--r-- | src/northbridge/intel/i945/raminit.c | 14 |
1 files changed, 0 insertions, 14 deletions
diff --git a/src/northbridge/intel/i945/raminit.c b/src/northbridge/intel/i945/raminit.c index c3f9bae06bf1..4011287157be 100644 --- a/src/northbridge/intel/i945/raminit.c +++ b/src/northbridge/intel/i945/raminit.c @@ -211,16 +211,6 @@ static int sdram_capabilities_enhanced_addressing_xor(void) return (!reg8); } -static int sdram_capabilities_two_dimms_per_channel(void) -{ - u8 reg8; - - reg8 = pci_read_config8(PCI_DEV(0, 0x00, 0), 0xe8); /* CAPID0 + 8 */ - reg8 &= (1 << 0); - - return (reg8 != 0); -} - // TODO check if we ever need this function #if 0 static int sdram_capabilities_MEM4G_disable(void) @@ -383,10 +373,6 @@ static void sdram_get_dram_configuration(struct sys_info *sysinfo) if (!sdram_capabilities_dual_channel() && (i >> 1)) continue; - /* Two DIMMs per channel not supported, but odd DIMM number? */ - if (!sdram_capabilities_two_dimms_per_channel() && (i& 1)) - continue; - printk(BIOS_DEBUG, "DDR II Channel %d Socket %d: ", (i >> 1), (i & 1)); if (spd_read_byte(device, SPD_MEMORY_TYPE) != SPD_MEMORY_TYPE_SDRAM_DDR2) { |