diff options
| author | Nico Huber <nico.huber@secunet.com> | 2019-02-28 12:43:21 +0100 |
|---|---|---|
| committer | Angel Pons <th3fanbus@gmail.com> | 2020-04-15 20:59:48 +0000 |
| commit | 56473ca9a7ca96e862897192b2a7dba4f162aa86 (patch) | |
| tree | def97400fff9572266c9619c4651541def50c995 /src/southbridge | |
| parent | 14929253a52cebaedbbe918972ea12568e29dfd9 (diff) | |
sb/intel/bd82x6x/sata: Clean up IDE modes
Don't set legacy timing values that don't affect the hardware but
enable the OOB retry mode as already done on the AHCI path.
Change-Id: I0b078d7790ca801a89066ef6a161d900be5eb778
Signed-off-by: Nico Huber <nico.huber@secunet.com>
Reviewed-on: https://review.coreboot.org/c/coreboot/+/40010
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Diffstat (limited to 'src/southbridge')
| -rw-r--r-- | src/southbridge/intel/bd82x6x/sata.c | 22 |
1 files changed, 5 insertions, 17 deletions
diff --git a/src/southbridge/intel/bd82x6x/sata.c b/src/southbridge/intel/bd82x6x/sata.c index 6c6e5be598..75a1b1a363 100644 --- a/src/southbridge/intel/bd82x6x/sata.c +++ b/src/southbridge/intel/bd82x6x/sata.c @@ -187,26 +187,14 @@ static void sata_init(struct device *dev) printk(BIOS_DEBUG, "SATA: Controller in IDE legacy mode.\n"); } - /* Set timings */ - pci_write_config16(dev, IDE_TIM_PRI, IDE_DECODE_ENABLE | - IDE_ISP_3_CLOCKS | IDE_RCT_1_CLOCKS | - IDE_PPE0 | IDE_IE0 | IDE_TIME0); - pci_write_config16(dev, IDE_TIM_SEC, IDE_DECODE_ENABLE | - IDE_SITRE | IDE_ISP_3_CLOCKS | - IDE_RCT_1_CLOCKS | IDE_IE0 | IDE_TIME0); - - /* Sync DMA */ - pci_write_config16(dev, IDE_SDMA_CNT, IDE_SSDE0 | IDE_PSDE0); - pci_write_config16(dev, IDE_SDMA_TIM, 0x0201); - - /* Set IDE I/O Configuration */ - reg32 = SIG_MODE_PRI_NORMAL | FAST_PCB1 | FAST_PCB0 | PCB1 | PCB0; - pci_write_config32(dev, IDE_CONFIG, reg32); + /* Enable I/O decoding */ + pci_write_config16(dev, IDE_TIM_PRI, IDE_DECODE_ENABLE); + pci_write_config16(dev, IDE_TIM_SEC, IDE_DECODE_ENABLE); - /* Port enable */ + /* Port enable + OOB retry mode */ reg16 = pci_read_config16(dev, 0x92); reg16 &= ~0x3f; - reg16 |= config->sata_port_map; + reg16 |= config->sata_port_map | 0x8000; pci_write_config16(dev, 0x92, reg16); /* SATA Initialization register */ |