summaryrefslogtreecommitdiff
path: root/src
diff options
context:
space:
mode:
Diffstat (limited to 'src')
-rw-r--r--src/northbridge/intel/i945/Config.lb3
-rw-r--r--src/northbridge/intel/i945/early_init.c300
-rw-r--r--src/northbridge/intel/i945/gma.c93
-rw-r--r--src/northbridge/intel/i945/northbridge.c13
-rw-r--r--src/northbridge/intel/i945/pcie_config.c2
-rw-r--r--src/northbridge/intel/i945/raminit.c11
-rw-r--r--src/northbridge/intel/i945/raminit.h2
7 files changed, 373 insertions, 51 deletions
diff --git a/src/northbridge/intel/i945/Config.lb b/src/northbridge/intel/i945/Config.lb
index 744437988b..15a9e8f572 100644
--- a/src/northbridge/intel/i945/Config.lb
+++ b/src/northbridge/intel/i945/Config.lb
@@ -1,7 +1,7 @@
#
# This file is part of the coreboot project.
#
-# Copyright (C) 2007-2008 coresystems GmbH
+# Copyright (C) 2007-2009 coresystems GmbH
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
@@ -19,3 +19,4 @@
config chip.h
driver northbridge.o
+driver gma.o
diff --git a/src/northbridge/intel/i945/early_init.c b/src/northbridge/intel/i945/early_init.c
index a829644ef8..a7b06b079d 100644
--- a/src/northbridge/intel/i945/early_init.c
+++ b/src/northbridge/intel/i945/early_init.c
@@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
- * Copyright (C) 2007-2008 coresystems GmbH
+ * Copyright (C) 2007-2009 coresystems GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
@@ -162,7 +162,6 @@ static void i945_setup_egress_port(void)
reg32 &= 0xffffff01;
EPBAR32(EPVC0RCTL) = reg32;
-
reg32 = EPBAR32(EPPVCCAP1);
reg32 &= ~(7 << 0);
reg32 |= 1;
@@ -195,7 +194,7 @@ static void i945_setup_egress_port(void)
}
/* Is internal graphics enabled? */
- if (pci_read_config8(PCI_DEV(0, 0x0, 0), 54) & ((1 << 4) | (1 << 3))) { /* DEVEN */
+ if (pci_read_config8(PCI_DEV(0, 0x0, 0), 0x54) & ((1 << 4) | (1 << 3))) { /* DEVEN */
MCHBAR32(MMARB1) |= (1 << 17);
}
@@ -204,12 +203,12 @@ static void i945_setup_egress_port(void)
reg32 &= ~(7 << 24);
reg32 |= (1 << 24);
EPBAR32(EPVC1RCTL) = reg32;
-
+
reg32 = EPBAR32(EPVC1RCTL);
reg32 &= 0xffffff01;
reg32 |= (1 << 7);
EPBAR32(EPVC1RCTL) = reg32;
-
+
EPBAR32(PORTARB + 0x00) = 0x01000001;
EPBAR32(PORTARB + 0x04) = 0x00040000;
EPBAR32(PORTARB + 0x08) = 0x00001000;
@@ -218,7 +217,7 @@ static void i945_setup_egress_port(void)
EPBAR32(PORTARB + 0x14) = 0x00040000;
EPBAR32(PORTARB + 0x18) = 0x00001000;
EPBAR32(PORTARB + 0x1c) = 0x00000040;
-
+
EPBAR32(EPVC1RCTL) |= (1 << 16);
EPBAR32(EPVC1RCTL) |= (1 << 16);
@@ -248,11 +247,11 @@ static void i945_setup_egress_port(void)
static void ich7_setup_dmi_rcrb(void)
{
u16 reg16;
+ u32 reg32;
-
reg16 = RCBA16(LCTL);
reg16 &= ~(3 << 0);
- reg16 |= 1;
+ reg16 |= 3;
RCBA16(LCTL) = reg16;
RCBA32(V0CTL) = 0x80000001;
@@ -267,12 +266,33 @@ static void ich7_setup_dmi_rcrb(void)
RCBA32(RPFN) = 0x00543210;
- pci_write_config16(PCI_DEV(0, 0x1c, 0), 0x42, 0x0141);
- pci_write_config16(PCI_DEV(0, 0x1c, 4), 0x42, 0x0141);
- pci_write_config16(PCI_DEV(0, 0x1c, 5), 0x42, 0x0141);
+ pci_write_config16(PCI_DEV(0, 0x1c, 0), 0x42, 0x0141);
+ pci_write_config16(PCI_DEV(0, 0x1c, 4), 0x42, 0x0141);
+ pci_write_config16(PCI_DEV(0, 0x1c, 5), 0x42, 0x0141);
+
+ pci_write_config32(PCI_DEV(0, 0x1c, 4), 0x54, 0x00480ce0);
+ pci_write_config32(PCI_DEV(0, 0x1c, 5), 0x54, 0x00500ce0);
+
+ reg32 = RCBA32(V1CTL);
+ reg32 &= ~( (0x7f << 1) | (7 << 17) | (7 << 24) );
+ reg32 |= (0x40 << 1) | (4 << 17) | (1 << 24) | (1 << 31);
+ RCBA32(V1CTL) = reg32;
- pci_write_config32(PCI_DEV(0, 0x1c, 4), 0x54, 0x00480ce0);
- pci_write_config32(PCI_DEV(0, 0x1c, 5), 0x54, 0x00500ce0);
+ RCBA32(ESD) |= (2 << 16);
+
+ RCBA32(ULD) |= (1 << 24) | (1 << 16);
+
+ RCBA32(ULBA) = DEFAULT_DMIBAR;
+
+ RCBA32(RP1D) |= (2 << 16);
+ RCBA32(RP2D) |= (2 << 16);
+ RCBA32(RP3D) |= (2 << 16);
+ RCBA32(RP4D) |= (2 << 16);
+ RCBA32(HDD) |= (2 << 16);
+ RCBA32(RP5D) |= (2 << 16);
+ RCBA32(RP6D) |= (2 << 16);
+
+ RCBA32(LCAP) |= (3 << 10);
}
static void i945_setup_dmi_rcrb(void)
@@ -280,23 +300,25 @@ static void i945_setup_dmi_rcrb(void)
u32 reg32;
u32 timeout;
+ int activate_aspm = 1;
+
printk_debug("Setting up DMI RCRB\n");
/* Virtual Channel 0 Configuration */
reg32 = DMIBAR32(DMIVC0RCTL0);
reg32 &= 0xffffff01;
DMIBAR32(DMIVC0RCTL0) = reg32;
-
+
reg32 = DMIBAR32(DMIPVCCAP1);
reg32 &= ~(7 << 0);
reg32 |= 1;
DMIBAR32(DMIPVCCAP1) = reg32;
-
+
reg32 = DMIBAR32(DMIVC1RCTL);
reg32 &= ~(7 << 24);
reg32 |= (1 << 24); /* NOTE: This ID must match ICH7 side */
DMIBAR32(DMIVC1RCTL) = reg32;
-
+
reg32 = DMIBAR32(DMIVC1RCTL);
reg32 &= 0xffffff01;
reg32 |= (1 << 7);
@@ -318,20 +340,23 @@ static void i945_setup_dmi_rcrb(void)
reg32 = DMIBAR32(DMILCAP);
reg32 &= ~(7 << 12);
- reg32 |= (2 << 12);
+ reg32 |= (2 << 12);
reg32 &= ~(7 << 15);
-
- reg32 |= (2 << 15);
+ reg32 |= (2 << 15);
DMIBAR32(DMILCAP) = reg32;
reg32 = DMIBAR32(DMICC);
- reg32 &= 0x00ffffff;
+ reg32 &= 0x00ffffff;
reg32 &= ~(3 << 0);
- reg32 |= (1 << 0);
+ reg32 |= (1 << 0);
+
+ reg32 &= ~(3 << 20);
+ reg32 |= (1 << 20);
+
DMIBAR32(DMICC) = reg32;
- if (0) {
+ if (activate_aspm) {
DMIBAR32(DMILCTL) |= (3 << 0);
}
#endif
@@ -353,7 +378,7 @@ static void i945_setup_dmi_rcrb(void)
#endif
DMIBAR32(0x204) = reg32;
- if (pci_read_config8(PCI_DEV(0, 0x0, 0), 54) & ((1 << 4) | (1 << 3))) { /* DEVEN */
+ if (pci_read_config8(PCI_DEV(0, 0x0, 0), 0x54) & ((1 << 4) | (1 << 3))) { /* DEVEN */
DMIBAR32(0x200) |= (1 << 21);
} else {
DMIBAR32(0x200) &= ~(1 << 21);
@@ -408,11 +433,11 @@ static void i945_setup_dmi_rcrb(void)
printk_debug("timeout!\n");
else
printk_debug("ok\n");
-
+
DMIBAR32(0x1c4) = 0xffffffff;
DMIBAR32(0x1d0) = 0xffffffff;
DMIBAR32(0x228) = 0xffffffff;
-
+
DMIBAR32(0x308) = DMIBAR32(0x308);
DMIBAR32(0x314) = DMIBAR32(0x314);
DMIBAR32(0x324) = DMIBAR32(0x324);
@@ -421,7 +446,7 @@ static void i945_setup_dmi_rcrb(void)
DMIBAR32(0x338) = DMIBAR32(0x338);
if (i945_silicon_revision() == 1 && ((MCHBAR8(0xe08) & (1 << 5)) == 1)) {
- if ((MCHBAR32(0x214) & 0xf) != 0x3) {
+ if ((MCHBAR32(0x214) & 0xf) != 0x3) {
printk_info
("DMI link requires A1 stepping workaround. Rebooting.\n");
reg32 = MCHBAR32(MMARB1);
@@ -438,7 +463,191 @@ static void i945_setup_pci_express_x16(void)
u32 timeout;
u32 reg32;
u16 reg16;
+#if SETUP_PCIE_X16_LINK
+ u8 reg8;
+
+ printk_debug("Enabling PCI Express x16 Link\n");
+
+ reg16 = pci_read_config16(PCI_DEV(0, 0x00, 0), DEVEN);
+ reg16 |= DEVEN_D1F0;
+ pci_write_config16(PCI_DEV(0, 0x00, 0), DEVEN, reg16);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x208);
+ reg32 &= ~(1 << 8);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x208, reg32);
+
+ MCHBAR16(UPMC1) &= ~( (1 << 5) | (1 << 0) );
+
+ /* Initialze PEG_CAP */
+ reg16 = pcie_read_config16(PCI_DEV(0, 0x01, 0), 0xa2);
+ reg16 |= (1 << 8);
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0xa2, reg16);
+
+ /* Setup SLOTCAP */
+ /* TODO: These values are mainboard dependent and should
+ * be set from Config.lb or Options.lb.
+ */
+ /* NOTE: SLOTCAP becomes RO after the first write! */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xb4);
+ reg32 &= 0x0007ffff; // TODO
+ reg32 &= 0xfffe007f; // TODO
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xb4, reg32);
+
+ /* Wait for training to succeed */
+ printk_debug("Wait for PCIe x16 link training ...");
+ timeout = 0x7fffff;
+ while ((((pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x214) >> 16) & 4) != 3) && --timeout) ;
+ if (!timeout) {
+ printk_debug("timeout!\n");
+
+ printk_debug("Restrain PCIe port to x1\n");
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x214);
+ reg32 &= ~(0xf << 1);
+ reg32 |=1;
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x214, reg32);
+
+ reg16 = pcie_read_config16(PCI_DEV(0, 0x01, 0), 0x3e);
+
+ reg16 |= (1 << 6);
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0x3e, reg16);
+ reg16 &= ~(1 << 6);
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0x3e, reg16);
+
+ printk_debug("Wait for PCIe x1 link training ...");
+ timeout = 0x7fffff;
+ while ((((pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x214) >> 16) & 4) != 3) && --timeout) ;
+ if (!timeout) {
+ printk_debug("timeout!\n");
+ printk_debug("Disabling PCIe x16 port completely.\n");
+ goto disable_pciexpress_x16_link;
+ } else {
+ printk_debug("ok\n");
+ }
+ } else {
+ printk_debug("ok\n");
+ }
+
+ reg16 = pcie_read_config16(PCI_DEV(0, 0x01, 0), 0xb2);
+ reg16 >>= 4;
+ reg16 &= 0x3f;
+
+ printk_debug("PCIe x%d link training succeeded.\n", reg16);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x204);
+ reg32 &= 0xfffffc00;
+ if (reg16 == 1) {
+ reg32 |= 0x32b;
+ // TODO
+ } else if (reg16 == 16) {
+ reg32 |= 0x0f4;
+ // TODO
+ }
+
+ /* Enable GPEs */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xec);
+ reg32 |= (1 << 2) | (1 << 1) | (1 << 0); /* PMEGPE, HPGPE, GENGPE */
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x114, reg32);
+
+ /* Virtual Channel Configuration: Only VC0 on PCIe x16 */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x114);
+ reg32 &= 0xffffff01;
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x114, reg32);
+
+ /* Extended VC count */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x104);
+ reg32 &= ~(7 << 0);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x104, reg32);
+
+ /* Active State Power Management ASPM */
+
+ /* TODO */
+
+ /* Clear error bits */
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0x06, 0xffff);
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0x1e, 0xffff);
+ pcie_write_config16(PCI_DEV(0, 0x01, 0), 0xaa, 0xffff);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x1c4, 0xffffffff);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x1d0, 0xffffffff);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x1f0, 0xffffffff);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x228, 0xffffffff);
+
+ /* Program R/WO registers */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x308);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x308, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x314);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x314, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x324);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x324, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x328);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x328, reg32);
+
+ reg8 = pcie_read_config8(PCI_DEV(0, 0x01, 0), 0xb4);
+ pcie_write_config8(PCI_DEV(0, 0x01, 0), 0xb4, reg8);
+
+ /* Additional PCIe graphics setup */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xf0);
+ reg32 |= (3 << 26);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xf0, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xf0);
+ reg32 |= (3 << 24);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xf0, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x200);
+ reg32 &= ~(3 << 26);
+ reg32 |= (2 << 26);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x200, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xe80);
+ if (i945_silicon_revision() >= 2) {
+ reg32 |= (1 << 12);
+ } else {
+ reg32 &= ~(1 << 12);
+ }
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xe80, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xeb4);
+ reg32 &= ~(1 << 31);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xeb4, reg32);
+
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xfc);
+ reg32 |= (1 << 31);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xfc, reg32);
+
+ if (i945_silicon_revision() >= 3) {
+ static const u32 reglist[] = {
+ 0xec0, 0xed4, 0xee8, 0xefc, 0xf10, 0xf24,
+ 0xf38, 0xf4c, 0xf60, 0xf74, 0xf88, 0xf9c,
+ 0xfb0, 0xfc4, 0xfd8, 0xfec
+ };
+
+ int i;
+ for (i=0; i<ARRAY_SIZE(reglist); i++) {
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), reglist[i]);
+ reg32 &= 0x0fffffff;
+ reg32 |= (2 << 28);
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), reglist[i], reg32);
+ }
+ }
+
+ if (i945_silicon_revision() <= 2 ) {
+ /* Set voltage specific parameters */
+ reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0xe80);
+ reg32 &= (0xf << 4);
+ if ((MCHBAR32(0xe08) & (1 << 20)) == 0) {
+ reg32 |= (7 << 4);
+ }
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0xe80, reg32);
+ }
+
+ return;
+disable_pciexpress_x16_link:
+#endif
/* For now we just disable the x16 link */
printk_debug("Disabling PCI Express x16 Link\n");
@@ -477,40 +686,44 @@ static void i945_setup_root_complex_topology(void)
printk_debug("Setting up Root Complex Topology\n");
/* Egress Port Root Topology */
+
reg32 = EPBAR32(EPESD);
reg32 &= 0xff00ffff;
reg32 |= (1 << 16);
EPBAR32(EPESD) = reg32;
-
+
+ EPBAR32(EPLE1D) |= (1 << 16);
+
EPBAR32(EPLE1D) |= (1 << 0);
-
- EPBAR32(EPLE1A) = DEFAULT_PCIEXBAR + 0x4000;
-
+
+ EPBAR32(EPLE1A) = DEFAULT_DMIBAR;
+#if 0
+ EPBAR32(EPLE2D) |= (1 << 16);
+#endif
+
EPBAR32(EPLE2D) |= (1 << 0);
/* DMI Port Root Topology */
reg32 = DMIBAR32(DMILE1D);
reg32 &= 0x00ffffff;
DMIBAR32(DMILE1D) = reg32;
-
+
reg32 = DMIBAR32(DMILE1D);
reg32 &= 0xff00ffff;
reg32 |= (2 << 16);
DMIBAR32(DMILE1D) = reg32;
-
+
DMIBAR32(DMILE1D) |= (1 << 0);
-
- DMIBAR32(DMILE1A) = DEFAULT_PCIEXBAR + 0x8000;
-
+
+ DMIBAR32(DMILE1A) = DEFAULT_RCBA;
+
DMIBAR32(DMILE2D) |= (1 << 0);
-
- DMIBAR32(DMILE2A) = DEFAULT_PCIEXBAR + 0x5000;
+
+ DMIBAR32(DMILE2A) = DEFAULT_EPBAR;
/* PCI Express x16 Port Root Topology */
if (pci_read_config8(PCI_DEV(0, 0x00, 0), DEVEN) & DEVEN_D1F0) {
- pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x158,
- DEFAULT_PCIEXBAR + 0x5000);
-
+ pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x158, DEFAULT_EPBAR);
reg32 = pcie_read_config32(PCI_DEV(0, 0x01, 0), 0x150);
reg32 |= (1 << 0);
pcie_write_config32(PCI_DEV(0, 0x01, 0), 0x150, reg32);
@@ -527,8 +740,8 @@ static void ich7_setup_root_complex_topology(void)
static void ich7_setup_pci_express(void)
{
- RCBA32(CG) |= (1 << 0);
-
+ RCBA32(CG) |= (1 << 0);
+
pci_write_config32(PCI_DEV(0, 0x1c, 0), 0x54, 0x00000060);
pci_write_config32(PCI_DEV(0, 0x1c, 0), 0xd8, 0x00110000);
@@ -544,6 +757,9 @@ static void i945_early_initialization(void)
/* Change port80 to LPC */
RCBA32(GCS) &= (~0x04);
+
+ /* Just do it that way */
+ RCBA32(0x2010) |= (1 << 10);
}
static void i945_late_initialization(void)
diff --git a/src/northbridge/intel/i945/gma.c b/src/northbridge/intel/i945/gma.c
new file mode 100644
index 0000000000..7e1049c084
--- /dev/null
+++ b/src/northbridge/intel/i945/gma.c
@@ -0,0 +1,93 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2008-2009 coresystems GmbH
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include <console/console.h>
+#include <device/device.h>
+#include <device/pci.h>
+#include <device/pci_ids.h>
+
+static void gma_func0_init(struct device *dev)
+{
+ u32 reg32;
+
+ /* IGD needs to be Bus Master */
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND, reg32 | PCI_COMMAND_MASTER);
+
+ pci_dev_init(dev);
+}
+
+static void gma_func1_init(struct device *dev)
+{
+ u32 reg32;
+
+ /* IGD needs to be Bus Master, also enable IO accesss */
+ reg32 = pci_read_config32(dev, PCI_COMMAND);
+ pci_write_config32(dev, PCI_COMMAND, reg32 |
+ PCI_COMMAND_MASTER | PCI_COMMAND_IO);
+}
+
+static void gma_set_subsystem(device_t dev, unsigned vendor, unsigned device)
+{
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
+}
+
+static struct pci_operations gma_pci_ops = {
+ .set_subsystem = gma_set_subsystem,
+};
+
+static struct device_operations gma_func0_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = gma_func0_init,
+ .scan_bus = 0,
+ .enable = 0,
+ .ops_pci = &gma_pci_ops,
+};
+
+
+static struct device_operations gma_func1_ops = {
+ .read_resources = pci_dev_read_resources,
+ .set_resources = pci_dev_set_resources,
+ .enable_resources = pci_dev_enable_resources,
+ .init = gma_func1_init,
+ .scan_bus = 0,
+ .enable = 0,
+ .ops_pci = &gma_pci_ops,
+};
+
+static const struct pci_driver i945_gma_func0_driver __pci_driver = {
+ .ops = &gma_func0_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x27a2,
+};
+
+static const struct pci_driver i945_gma_func1_driver __pci_driver = {
+ .ops = &gma_func1_ops,
+ .vendor = PCI_VENDOR_ID_INTEL,
+ .device = 0x27a6,
+};
+
diff --git a/src/northbridge/intel/i945/northbridge.c b/src/northbridge/intel/i945/northbridge.c
index ad1d938710..81fd58e07f 100644
--- a/src/northbridge/intel/i945/northbridge.c
+++ b/src/northbridge/intel/i945/northbridge.c
@@ -224,8 +224,8 @@ static void mc_read_resources(device_t dev)
resource->flags =
IORESOURCE_MEM | IORESOURCE_FIXED | IORESOURCE_STORED |
IORESOURCE_ASSIGNED;
- printk_debug("Adding PCIe enhanced config space BAR 0x%08x-0x%08x.\n",
- resource->base, (resource->base + resource->size));
+ printk_debug("Adding PCIe enhanced config space BAR 0x%08lx-0x%08lx.\n",
+ (unsigned long)(resource->base), (unsigned long)(resource->base + resource->size));
}
static void mc_set_resources(device_t dev)
@@ -245,8 +245,13 @@ static void mc_set_resources(device_t dev)
static void intel_set_subsystem(device_t dev, unsigned vendor, unsigned device)
{
- pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
- ((device & 0xffff) << 16) | (vendor & 0xffff));
+ if (!vendor || !device) {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ pci_read_config32(dev, PCI_VENDOR_ID));
+ } else {
+ pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
+ ((device & 0xffff) << 16) | (vendor & 0xffff));
+ }
}
static struct pci_operations intel_pci_ops = {
diff --git a/src/northbridge/intel/i945/pcie_config.c b/src/northbridge/intel/i945/pcie_config.c
index 94a088bf9d..5870b3453f 100644
--- a/src/northbridge/intel/i945/pcie_config.c
+++ b/src/northbridge/intel/i945/pcie_config.c
@@ -1,7 +1,7 @@
/*
* This file is part of the coreboot project.
*
- * Copyright (C) 2007-2008 coresystems GmbH
+ * Copyright (C) 2007-2009 coresystems GmbH
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/src/northbridge/intel/i945/raminit.c b/src/northbridge/intel/i945/raminit.c
index 8220e9bbd3..25ba6c25bf 100644
--- a/src/northbridge/intel/i945/raminit.c
+++ b/src/northbridge/intel/i945/raminit.c
@@ -2160,8 +2160,10 @@ static void sdram_post_jedec_initialization(struct sys_info *sysinfo)
reg32 = MCHBAR32(DCC);
#if CHANNEL_XOR_RANDOMIZATION
reg32 &= ~(1 << 10);
-#endif
+ reg32 |= (1 << 9);
+#else
reg32 &= ~(1 << 9);
+#endif
MCHBAR32(DCC) = reg32;
}
@@ -2242,7 +2244,12 @@ static void sdram_power_management(struct sys_info *sysinfo)
}
MCHBAR16(CPCTL) = reg16;
+#if 0
+ /* This is set later in the game */
if ((MCHBAR32(ECO) & (1 << 16)) != 0) {
+#else
+ if (i945_silicon_revision() != 0) {
+#endif
switch (sysinfo->fsb_frequency) {
case 667: MCHBAR32(HGIPMC2) = 0x0d590d59; break;
case 533: MCHBAR32(HGIPMC2) = 0x155b155b; break;
@@ -2306,7 +2313,7 @@ static void sdram_power_management(struct sys_info *sysinfo)
/* stepping 0 and 1 */
MCHBAR32(FSBPMC4) &= ~(1 << 4);
} else {
- MCHBAR32(FSBPMC4) &= ~(1 << 4);
+ MCHBAR32(FSBPMC4) |= (1 << 4);
}
reg8 = pci_read_config8(PCI_DEV(0,0x0,0), 0xfc);
diff --git a/src/northbridge/intel/i945/raminit.h b/src/northbridge/intel/i945/raminit.h
index 33ed700826..deb07a6755 100644
--- a/src/northbridge/intel/i945/raminit.h
+++ b/src/northbridge/intel/i945/raminit.h
@@ -5,7 +5,7 @@
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
- * the Free Software Foundation; version 2 of the License
+ * the Free Software Foundation; version 2 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-01 20:52:11 +0000