From: Jason Gaston <jason.d.gaston@intel.com>
To: jgarzik@pobox.com, jason.d.gaston@intel.com
Cc: linux-ide@vger.kernel.org, linux-kernel@vger.kernel.org,
htejun@gmail.com
Subject: [PATCH 2.6.23]ata_piix: SATA 2port controller port map fix
Date: Thu, 11 Oct 2007 16:05:15 -0700 [thread overview]
Message-ID: <200710111605.15757.jason.d.gaston@intel.com> (raw)
This patch adds a port map for ICH9 and ICH8 SATA controllers that have only 2 ports available in that mode.
Signed-off-by: Jason Gaston <jason.d.gaston@intel.com>
--- linux-2.6.23/drivers/ata/ata_piix.c.orig 2007-10-09 13:31:38.000000000 -0700
+++ linux-2.6.23/drivers/ata/ata_piix.c 2007-10-11 15:55:19.000000000 -0700
@@ -131,6 +131,7 @@
ich8_sata_ahci = 9,
piix_pata_mwdma = 10, /* PIIX3 MWDMA only */
tolapai_sata_ahci = 11,
+ ich9_2port_sata = 12,
/* constants for mapping table */
P0 = 0, /* port 0 */
@@ -239,19 +240,19 @@
/* SATA Controller 1 IDE (ICH8) */
{ 0x8086, 0x2820, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
/* SATA Controller 2 IDE (ICH8) */
- { 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+ { 0x8086, 0x2825, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata },
/* Mobile SATA Controller IDE (ICH8M) */
{ 0x8086, 0x2828, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
/* SATA Controller IDE (ICH9) */
{ 0x8086, 0x2920, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
/* SATA Controller IDE (ICH9) */
- { 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+ { 0x8086, 0x2921, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata },
/* SATA Controller IDE (ICH9) */
- { 0x8086, 0x2926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+ { 0x8086, 0x2926, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata },
/* SATA Controller IDE (ICH9M) */
- { 0x8086, 0x2928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+ { 0x8086, 0x2928, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata },
/* SATA Controller IDE (ICH9M) */
- { 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
+ { 0x8086, 0x292d, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich9_2port_sata },
/* SATA Controller IDE (ICH9M) */
{ 0x8086, 0x292e, PCI_ANY_ID, PCI_ANY_ID, 0, 0, ich8_sata_ahci },
/* SATA Controller IDE (Tolapai) */
@@ -456,6 +457,18 @@
},
};
+static const struct piix_map_db ich9_2port_map_db = {
+ .mask = 0x3,
+ .port_enable = 0x3,
+ .map = {
+ /* PM PS SM SS MAP */
+ { P0, NA, P1, NA }, /* 00b */
+ { RV, RV, RV, RV }, /* 01b */
+ { RV, RV, RV, RV }, /* 10b */
+ { RV, RV, RV, RV },
+ },
+};
+
static const struct piix_map_db *piix_map_db_table[] = {
[ich5_sata] = &ich5_map_db,
[ich6_sata] = &ich6_map_db,
@@ -463,6 +476,7 @@
[ich6m_sata_ahci] = &ich6m_map_db,
[ich8_sata_ahci] = &ich8_map_db,
[tolapai_sata_ahci] = &tolapai_map_db,
+ [ich9_2port_sata] = &ich9_2port_map_db,
};
static struct ata_port_info piix_port_info[] = {
@@ -587,6 +601,17 @@
.udma_mask = ATA_UDMA6,
.port_ops = &piix_sata_ops,
},
+
+ /* ich9_2port_sata: 12: */
+ {
+ .sht = &piix_sht,
+ .flags = PIIX_SATA_FLAGS | PIIX_FLAG_SCR |
+ PIIX_FLAG_AHCI,
+ .pio_mask = 0x1f, /* pio0-4 */
+ .mwdma_mask = 0x07, /* mwdma0-2 */
+ .udma_mask = ATA_UDMA6,
+ .port_ops = &piix_sata_ops,
+ },
};
static struct pci_bits piix_enable_bits[] = {
next reply other threads:[~2007-10-11 23:02 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2007-10-11 23:05 Jason Gaston [this message]
2007-10-15 19:40 ` [PATCH 2.6.23]ata_piix: SATA 2port controller port map fix Jeff Garzik
2007-10-15 21:33 ` Gaston, Jason D
2007-10-15 21:33 ` Gaston, Jason D
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=200710111605.15757.jason.d.gaston@intel.com \
--to=jason.d.gaston@intel.com \
--cc=htejun@gmail.com \
--cc=jgarzik@pobox.com \
--cc=linux-ide@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is an external index of several public inboxes,
see mirroring instructions on how to clone and mirror
all data and code used by this external index.