Date: Tue, 11 Sep 2007 13:39:56 +0400 From: "Andrey V. Elsukov" <bu7cher@yandex.ru> To: Dave Grochowski <malus.x@gmail.com> Cc: freebsd-bugs@FreeBSD.org Subject: Re: kern/111699: [sata] SATA drives on an Asus A8V-MX are no longer detected on 7.0-CURRENT (regression) Message-ID: <46E6626C.4090908@yandex.ru> In-Reply-To: <46E5E69E.80708@gmail.com> References: <200709100410.l8A4AAWt090232@freefall.freebsd.org> <46E4D768.7080303@yandex.ru> <46E5E69E.80708@gmail.com>
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[-- Attachment #1 --]
Dave Grochowski wrote:
>> Can you show verbose dmesg from RELENG_6 (without this patch)?
>>
> I've attached a verbose dmesg from a Freesbie CD.
Hi, Dave.
If you have some time, can you test this patch on CURRENT (without
your patch). I guess it may help.
--
WBR, Andrey V. Elsukov
[-- Attachment #2 --]
--- src/sys/dev/ata/ata-chipset.c.orig 2007-09-11 13:11:19.475037453 +0400
+++ src/sys/dev/ata/ata-chipset.c 2007-09-11 13:28:47.876389301 +0400
@@ -721,7 +721,15 @@ ata_ahci_reset(device_t dev)
/* enable interface */
if (ata_sata_phy_reset(dev)) {
- switch (ATA_INL(ctlr->r_res2, ATA_AHCI_P_SIG + offset)) {
+ for (timeout = 0; timeout < 300; timeout++) {
+ if (!(ATA_INL(ctlr->r_res2, ATA_AHCI_P_TFD + offset) & ATA_S_BUSY))
+ break;
+ DELAY(10000);
+ }
+ cmd = ATA_INL(ctlr->r_res2, ATA_AHCI_P_SIG + offset);
+ if (bootverbose)
+ device_printf(ch->dev, "Port Signature: %08x\n", cmd);
+ switch (cmd) {
case 0xeb140101:
ch->devices = ATA_ATAPI_MASTER;
device_printf(ch->dev, "SATA ATAPI devices not supported yet\n");
@@ -732,6 +740,7 @@ ata_ahci_reset(device_t dev)
device_printf(ch->dev, "Portmultipliers not supported yet\n");
ch->devices = 0;
break;
+ case 0xc33c0101:
case 0x00000101:
ch->devices = ATA_ATA_MASTER;
break;
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