On Sat, 01 Dec 2007 13:07:22 -0500 Mark Lord <[EMAIL PROTECTED]> wrote:
> sata_mv: Fix broken Marvell 7042 support. > > The Marvell 7042 chip is more or less the same as the 6042 internally, > but sports a PCIe bus. Despite having identical SATA cores, the 7042 > does differ from its PCI bus counterparts in placment and layout of > certain bus related registers. > > This patch fixes sata_mv to distinguish between the PCI bus registers > of earlier chips, and the PCIe bus registers of the 7042. > > Specifically, move the offsets and bit patterns for the > PCI/PCIe interrupt cause/mask registers into the struct mv_host_priv, > as these values differ between the 6xxx and 7xxx series chips. > > This fixes the driver to not access reserved PCI addresses, > and prevents the lockups reported in linux-2.6.24 with 7042 boards. > > Also add a new PCI ID for the Highpoint 2300 7042-based board > that I'm using for testing this stuff here. > > Tested with Marvell 6081 + 7042 chips, on x86 & x86_64. > > Signed-off-by: Mark Lord <[EMAIL PROTECTED]> Acked-by: Alan Cox <[EMAIL PROTECTED]> - To unsubscribe from this list: send the line "unsubscribe linux-ide" in the body of a message to [EMAIL PROTECTED] More majordomo info at http://vger.kernel.org/majordomo-info.html
