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Updates to DRAM controllers to avoid use of SMBus Quick Write and add fallback paths if SMBus Block Write is unavailable, in preparation for X299 SMBus support

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This commit is contained in:
Adam Honse
2026-06-14 16:52:20 -05:00
parent ed8fd91192
commit e79af523c0
9 changed files with 107 additions and 58 deletions
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9
Controllers/CrucialController/CrucialController.cpp
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@@ -134,7 +134,14 @@ void CrucialController::CrucialRegisterWriteBlock(crucial_register reg, unsigned
bus->i2c_smbus_write_word_data(dev, 0x00, ((reg << 8) & 0xFF00) | ((reg >> 8) & 0x00FF));
//Write Crucial block data
bus->i2c_smbus_write_block_data(dev, 0x03, sz, data);
if(bus->i2c_smbus_write_block_data(dev, 0x03, sz, data) == -1)
{
//Fall back to individual byte operations if the block operation fails
for(unsigned int block_byte = 0; block_byte < sz; block_byte++)
{
bus->i2c_smbus_write_byte_data(dev, 0x01, data[block_byte]);
}
}
}
void CrucialController::SendEffectColor