diff options
| author | Sven Schnelle <svens@stackframe.org> | 2012-01-31 22:44:53 +0100 |
|---|---|---|
| committer | Sven Schnelle <svens@stackframe.org> | 2012-01-31 23:31:50 +0100 |
| commit | f61ad93bc99e3a0557346faa1b60d0c227933d36 (patch) | |
| tree | e02479ac0e9484de453d34343326df50863e693d /src/southbridge/intel/i3100 | |
| parent | ab46c15f61844b62ded575d5710fe2da0cae32d8 (diff) | |
i3100: add sata_ports_implemented option
BIOS needs to set the bit mask which ports are iplemented on the
board. Without setting this option, seabios fails to boot from
SATA.
Change-Id: I21de3fde3a9cff7c590226f70fa549274f36e2a8
Signed-off-by: Sven Schnelle <svens@stackframe.org>
Reviewed-on: http://review.coreboot.org/601
Tested-by: build bot (Jenkins)
Diffstat (limited to 'src/southbridge/intel/i3100')
| -rw-r--r-- | src/southbridge/intel/i3100/chip.h | 1 | ||||
| -rw-r--r-- | src/southbridge/intel/i3100/sata.c | 11 |
2 files changed, 11 insertions, 1 deletions
diff --git a/src/southbridge/intel/i3100/chip.h b/src/southbridge/intel/i3100/chip.h index f35e4a8b0e..7e58674daf 100644 --- a/src/southbridge/intel/i3100/chip.h +++ b/src/southbridge/intel/i3100/chip.h @@ -43,6 +43,7 @@ struct southbridge_intel_i3100_config /* GPIO use select */ u8 gpio[64]; + int sata_ports_implemented; u32 pirq_a_d; u32 pirq_e_h; }; diff --git a/src/southbridge/intel/i3100/sata.c b/src/southbridge/intel/i3100/sata.c index 1925f888ed..2341ca1a76 100644 --- a/src/southbridge/intel/i3100/sata.c +++ b/src/southbridge/intel/i3100/sata.c @@ -31,7 +31,14 @@ typedef struct southbridge_intel_i3100_config config_t; static void sata_init(struct device *dev) { - u8 ahci; + u8 ahci; + u32 *ahci_bar; + config_t *config = dev->chip_info; + + if (config == NULL) { + printk(BIOS_ERR, "i3100_sata: error: device not in devicetree.cb!\n"); + return; + } /* Get the chip configuration */ ahci = (pci_read_config8(dev, SATA_MAP) >> 6) & 0x03; @@ -58,6 +65,8 @@ static void sata_init(struct device *dev) /* IDE I/O configuration */ pci_write_config32(dev, SATA_IIOC, 0); + ahci_bar = (u32 *)(pci_read_config32(dev, 0x27) & ~0x3ff); + ahci_bar[3] = config->sata_ports_implemented; } else { /* SATA configuration */ pci_write_config8(dev, SATA_CMD, 0x07); |