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Do not force AHCI mode on NVIDIA MCP89 SATA controllers. Recent Apple

Browse source 
Mac with this chipset does not initialize AHCI mode unless it is started
from EFI loader.  However, legacy ATA mode works.

Submitted by:	jkim@ (original version)
Approved by:	re (kib)
MFC after:	1 week
This commit is contained in:
Alexander Motin 2011-08-02 11:07:47 +00:00
parent 1fdadc0fb6
commit df6f430410
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=224603
2 changed files with 22 additions and 4 deletions
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2
sys/dev/ahci/ahci.c
View file

@ -264,7 +264,7 @@ static struct {
{0x0abe10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA},
{0x0abf10de, 0x00, "NVIDIA MCP79", AHCI_Q_NOAA},
{0x0d8410de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA},
{0x0d8510de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA},
{0x0d8510de, 0x00, "NVIDIA MCP89", AHCI_Q_NOFORCE|AHCI_Q_NOAA},
{0x0d8610de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA},
{0x0d8710de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA},
{0x0d8810de, 0x00, "NVIDIA MCP89", AHCI_Q_NOAA},

24
sys/dev/ata/chipsets/ata-nvidia.c
View file

@ -54,6 +54,7 @@ __FBSDID("$FreeBSD$");
/* local prototypes */
static int ata_nvidia_chipinit(device_t dev);
static int ata_nvidia_ch_attach(device_t dev);
static int ata_nvidia_ch_attach_dumb(device_t dev);
static int ata_nvidia_status(device_t dev);
static void ata_nvidia_reset(device_t dev);
static int ata_nvidia_setmode(device_t dev, int target, int mode);
@ -62,6 +63,7 @@ static int ata_nvidia_setmode(device_t dev, int target, int mode);
#define NV4 0x01
#define NVQ 0x02
#define NVAHCI 0x04
#define NVNOFORCE 0x08
/*
@ -158,7 +160,7 @@ ata_nvidia_probe(device_t dev)
{ ATA_NFORCE_MCP79_AA, 0, NVAHCI, 0, ATA_SA300, "nForce MCP79" },
{ ATA_NFORCE_MCP79_AB, 0, NVAHCI, 0, ATA_SA300, "nForce MCP79" },
{ ATA_NFORCE_MCP89_A0, 0, NVAHCI, 0, ATA_SA300, "nForce MCP89" },
{ ATA_NFORCE_MCP89_A1, 0, NVAHCI, 0, ATA_SA300, "nForce MCP89" },
{ ATA_NFORCE_MCP89_A1, 0, NVAHCI|NVNOFORCE, 0, ATA_SA300, "nForce MCP89" },
{ ATA_NFORCE_MCP89_A2, 0, NVAHCI, 0, ATA_SA300, "nForce MCP89" },
{ ATA_NFORCE_MCP89_A3, 0, NVAHCI, 0, ATA_SA300, "nForce MCP89" },
{ ATA_NFORCE_MCP89_A4, 0, NVAHCI, 0, ATA_SA300, "nForce MCP89" },
@ -178,7 +180,9 @@ ata_nvidia_probe(device_t dev)
return ENXIO;
ata_set_desc(dev);
if (ctlr->chip->cfg1 & NVAHCI)
if ((ctlr->chip->cfg1 & NVAHCI) &&
((ctlr->chip->cfg1 & NVNOFORCE) == 0 ||
pci_get_subclass(dev) != PCIS_STORAGE_IDE))
ctlr->chipinit = ata_ahci_chipinit;
else
ctlr->chipinit = ata_nvidia_chipinit;
@ -193,7 +197,10 @@ ata_nvidia_chipinit(device_t dev)
if (ata_setup_interrupt(dev, ata_generic_intr))
return ENXIO;
if (ctlr->chip->max_dma >= ATA_SA150) {
if (ctlr->chip->cfg1 & NVAHCI) {
ctlr->ch_attach = ata_nvidia_ch_attach_dumb;
ctlr->setmode = ata_sata_setmode;
} else if (ctlr->chip->max_dma >= ATA_SA150) {
if (pci_read_config(dev, PCIR_BAR(5), 1) & 1)
ctlr->r_type2 = SYS_RES_IOPORT;
else
@ -264,6 +271,17 @@ ata_nvidia_ch_attach(device_t dev)
return 0;
}
static int
ata_nvidia_ch_attach_dumb(device_t dev)
{
struct ata_channel *ch = device_get_softc(dev);
if (ata_pci_ch_attach(dev))
return ENXIO;
ch->flags |= ATA_SATA;
return 0;
}
static int
ata_nvidia_status(device_t dev)
{