Re: ASUS P5W motherboard PMP

[Tejun Heo <htejun@gmail.com>]

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David Madsen wrote:
> Yes, I patched the 2.6.22.1 vanilla kernel with the libata patch from here.
> 
> http://home-tj.org/files/libata-tj-stable/libata-tj-2.6.22.1-20070803.tar.bz2

Hmmm... Can you please apply the attached patch on top of libata-tj and
report the kernel boot log?

-- 
tejun

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---
 drivers/ata/ahci.c        |    5 ++++-
 drivers/ata/libata-core.c |    6 +++---
 2 files changed, 7 insertions(+), 4 deletions(-)

Index: work/drivers/ata/libata-core.c
===================================================================
--- work.orig/drivers/ata/libata-core.c
+++ work/drivers/ata/libata-core.c
@@ -691,17 +691,17 @@ unsigned int ata_dev_classify(const stru
 	 * identifies a port multiplier and 0x3c/0xc3 a SEMB device.
 	 */
 	if ((tf->lbam == 0) && (tf->lbah == 0)) {
-		DPRINTK("found ATA device by sig\n");
+		printk("found ATA device by sig\n");
 		return ATA_DEV_ATA;
 	}
 
 	if ((tf->lbam == 0x14) && (tf->lbah == 0xeb)) {
-		DPRINTK("found ATAPI device by sig\n");
+		printk("found ATAPI device by sig\n");
 		return ATA_DEV_ATAPI;
 	}
 
 	if ((tf->lbam == 0x69) && (tf->lbah == 0x96)) {
-		DPRINTK("found PMP device by sig\n");
+		printk("found PMP device by sig\n");
 		return ATA_DEV_PMP;
 	}
 
Index: work/drivers/ata/ahci.c
===================================================================
--- work.orig/drivers/ata/ahci.c
+++ work/drivers/ata/ahci.c
@@ -972,6 +972,9 @@ static unsigned int ahci_dev_classify(st
 	tf.lbal		= (tmp >> 8)	& 0xff;
 	tf.nsect	= (tmp)		& 0xff;
 
+	ata_port_printk(ap, KERN_INFO, "XXX sig %02x:%02x:%02x %02x\n",
+			tf.lbal, tf.lbam, tf.lbah, tf.nsect);
+
 	return ata_dev_classify(&tf);
 }
 
@@ -1072,7 +1075,7 @@ static int ahci_do_softreset(struct ata_
 	struct ata_taskfile tf;
 	int rc;
 
-	DPRINTK("ENTER\n");
+	ata_link_printk(link, KERN_INFO, "XXX softresetting pmp=%d\n", pmp);
 
 	if (ata_link_offline(link)) {
 		DPRINTK("PHY reports no device\n");