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[Xen-changelog] [linux-2.6.18-xen] Add support for SB700 storage controllers.



# HG changeset patch
# User Keir Fraser <keir.fraser@xxxxxxxxxx>
# Date 1211364660 -3600
# Node ID 1e8c3287b395f53d91c5e1951325563b5942d2c0
# Parent  8792274adfd0cab0311f3df6183743de3faa3c51
Add support for SB700 storage controllers.
Signed-off-by: Travis Betak <travis.betak@xxxxxxx>
---
 drivers/ide/pci/atiixp.c |    1 +
 drivers/pci/quirks.c     |   19 +++++++++++++++++++
 drivers/scsi/ahci.c      |   23 +++++++++++++++++++++++
 include/linux/libata.h   |    6 ++++++
 include/linux/pci_ids.h  |    4 ++++
 5 files changed, 53 insertions(+)

diff -r 8792274adfd0 -r 1e8c3287b395 drivers/ide/pci/atiixp.c
--- a/drivers/ide/pci/atiixp.c  Wed May 21 11:00:28 2008 +0100
+++ b/drivers/ide/pci/atiixp.c  Wed May 21 11:11:00 2008 +0100
@@ -348,6 +348,7 @@ static struct pci_device_id atiixp_pci_t
        { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP300_IDE, PCI_ANY_ID, 
PCI_ANY_ID, 0, 0, 0},
        { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP400_IDE, PCI_ANY_ID, 
PCI_ANY_ID, 0, 0, 0},
        { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_IDE, PCI_ANY_ID, 
PCI_ANY_ID, 0, 0, 0},
+       { PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_IDE, PCI_ANY_ID, 
PCI_ANY_ID, 0, 0, 0},
        { 0, },
 };
 MODULE_DEVICE_TABLE(pci, atiixp_pci_tbl);
diff -r 8792274adfd0 -r 1e8c3287b395 drivers/pci/quirks.c
--- a/drivers/pci/quirks.c      Wed May 21 11:00:28 2008 +0100
+++ b/drivers/pci/quirks.c      Wed May 21 11:11:00 2008 +0100
@@ -873,6 +873,25 @@ static void __init quirk_disable_pxb(str
 }
 DECLARE_PCI_FIXUP_FINAL(PCI_VENDOR_ID_INTEL,   PCI_DEVICE_ID_INTEL_82454NX,    
quirk_disable_pxb );
 
+static void __devinit quirk_sb600_sata(struct pci_dev *pdev)
+{
+       /* set sb600/sb700/sb800 sata to ahci mode */
+       u8 tmp;
+
+       pci_read_config_byte(pdev, PCI_CLASS_DEVICE, &tmp);
+       if (tmp == 0x01) {
+               pci_read_config_byte(pdev, 0x40, &tmp);
+               pci_write_config_byte(pdev, 0x40, tmp|1);
+               pci_write_config_byte(pdev, 0x9, 1);
+               pci_write_config_byte(pdev, 0xa, 6);
+               pci_write_config_byte(pdev, 0x40, tmp);
+
+               pdev->class = PCI_CLASS_STORAGE_SATA_AHCI;
+               dev_info(&pdev->dev, "set SATA to AHCI mode\n");
+       }
+}
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP700_SATA, 
quirk_sb600_sata);
+DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ATI, PCI_DEVICE_ID_ATI_IXP600_SATA, 
quirk_sb600_sata);
 
 /*
  *     Serverworks CSB5 IDE does not fully support native mode
diff -r 8792274adfd0 -r 1e8c3287b395 drivers/scsi/ahci.c
--- a/drivers/scsi/ahci.c       Wed May 21 11:00:28 2008 +0100
+++ b/drivers/scsi/ahci.c       Wed May 21 11:11:00 2008 +0100
@@ -78,6 +78,7 @@ enum {
 
        board_ahci              = 0,
        board_ahci_vt8251       = 1,
+       board_ahci_sb700        = 2,
 
        /* global controller registers */
        HOST_CAP                = 0x00, /* host capabilities */
@@ -282,6 +283,16 @@ static const struct ata_port_info ahci_p
                .pio_mask       = 0x1f, /* pio0-4 */
                .udma_mask      = 0x7f, /* udma0-6 ; FIXME */
                .port_ops       = &ahci_ops,
+       },
+       {
+               .sht            = &ahci_sht,
+               .host_flags     = ATA_FLAG_SATA | ATA_FLAG_NO_LEGACY |
+                                 ATA_FLAG_MMIO | ATA_FLAG_PIO_DMA |
+                                 ATA_FLAG_ACPI_SATA | ATA_FLAG_AN |
+                                 ATA_FLAG_IPM,
+               .pio_mask       = 0x1f, /* pio0-4 */
+               .udma_mask      = 0x7f,
+               .port_ops       = &ahci_ops,
        },
 };
 
@@ -363,6 +374,18 @@ static const struct pci_device_id ahci_p
          board_ahci }, /* ATI SB600 non-raid */
        { PCI_VENDOR_ID_ATI, 0x4381, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
          board_ahci }, /* ATI SB600 raid */
+       { PCI_VENDOR_ID_ATI, 0x4390, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
+       { PCI_VENDOR_ID_ATI, 0x4391, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
+       { PCI_VENDOR_ID_ATI, 0x4392, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
+       { PCI_VENDOR_ID_ATI, 0x4393, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
+       { PCI_VENDOR_ID_ATI, 0x4394, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
+       { PCI_VENDOR_ID_ATI, 0x4395, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
+         board_ahci_sb700 },
 
        /* VIA */
        { PCI_VENDOR_ID_VIA, 0x3349, PCI_ANY_ID, PCI_ANY_ID, 0, 0,
diff -r 8792274adfd0 -r 1e8c3287b395 include/linux/libata.h
--- a/include/linux/libata.h    Wed May 21 11:00:28 2008 +0100
+++ b/include/linux/libata.h    Wed May 21 11:11:00 2008 +0100
@@ -162,6 +162,12 @@ enum {
        ATA_FLAG_SKIP_D2H_BSY   = (1 << 12), /* can't wait for the first D2H
                                              * Register FIS clearing BSY */
        ATA_FLAG_DEBUGMSG       = (1 << 13),
+       ATA_FLAG_IGN_SIMPLEX    = (1 << 15), /* ignore SIMPLEX */
+       ATA_FLAG_NO_IORDY       = (1 << 16), /* controller lacks iordy */
+       ATA_FLAG_ACPI_SATA      = (1 << 17), /* need native SATA ACPI layout */
+       ATA_FLAG_AN             = (1 << 18), /* controller supports AN */
+       ATA_FLAG_PMP            = (1 << 19), /* controller supports PMP */
+       ATA_FLAG_IPM            = (1 << 20), /* driver can handle IPM */
 
        /* The following flag belongs to ap->pflags but is kept in
         * ap->flags because it's referenced in many LLDs and will be
diff -r 8792274adfd0 -r 1e8c3287b395 include/linux/pci_ids.h
--- a/include/linux/pci_ids.h   Wed May 21 11:00:28 2008 +0100
+++ b/include/linux/pci_ids.h   Wed May 21 11:11:00 2008 +0100
@@ -15,6 +15,8 @@
 #define PCI_CLASS_STORAGE_FLOPPY       0x0102
 #define PCI_CLASS_STORAGE_IPI          0x0103
 #define PCI_CLASS_STORAGE_RAID         0x0104
+#define PCI_CLASS_STORAGE_SATA          0x0106
+#define PCI_CLASS_STORAGE_SATA_AHCI     0x010601
 #define PCI_CLASS_STORAGE_SAS          0x0107
 #define PCI_CLASS_STORAGE_OTHER                0x0180
 
@@ -363,6 +365,8 @@
 #define PCI_DEVICE_ID_ATI_IXP600_SATA  0x4380
 #define PCI_DEVICE_ID_ATI_IXP600_SRAID 0x4381
 #define PCI_DEVICE_ID_ATI_IXP600_IDE   0x438c
+#define PCI_DEVICE_ID_ATI_IXP700_SATA  0x4390
+#define PCI_DEVICE_ID_ATI_IXP700_IDE   0x439c
 
 #define PCI_VENDOR_ID_VLSI             0x1004
 #define PCI_DEVICE_ID_VLSI_82C592      0x0005

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