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authorJoe Bao <zheng.bao@amd.com>2008-12-01 19:49:57 +0000
committerMarc Jones <marc.jones@amd.com>2008-12-01 19:49:57 +0000
commit40d46ba383de03ebb413ab0f3ac3af8301f5f813 (patch)
treec9bc261ccf0641b66e3692b933f8c347b4ee00f1 /src/southbridge/amd/rs690
parent164463c551367d0ae3a9f8e5a1719200af99b060 (diff)
downloadcoreboot-40d46ba383de03ebb413ab0f3ac3af8301f5f813.tar.xz
Add AMD rs690 VID DID reporting and some minor cleanups.
Signed-off-by: Joe Bao <zheng.bao@amd.com> Reviewed-by: Maggie Li <maggie.li@amd.com> Acked-by: Ronald G. Minnich <rminnich@gmail.com> Acked-by: Marc Jones <marcj303@gmail.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3786 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
Diffstat (limited to 'src/southbridge/amd/rs690')
-rw-r--r--src/southbridge/amd/rs690/chip.h4
-rw-r--r--src/southbridge/amd/rs690/rs690.c95
-rw-r--r--src/southbridge/amd/rs690/rs690_cmn.c4
-rw-r--r--src/southbridge/amd/rs690/rs690_early_setup.c5
-rw-r--r--src/southbridge/amd/rs690/rs690_gfx.c25
-rw-r--r--src/southbridge/amd/rs690/rs690_ht.c2
-rw-r--r--src/southbridge/amd/rs690/rs690_pcie.c31
7 files changed, 50 insertions, 116 deletions
diff --git a/src/southbridge/amd/rs690/chip.h b/src/southbridge/amd/rs690/chip.h
index 9eb71aa0b3..176b744fe0 100644
--- a/src/southbridge/amd/rs690/chip.h
+++ b/src/southbridge/amd/rs690/chip.h
@@ -21,9 +21,9 @@
#define RS690_CHIP_H
/* Member variables are defined in Config.lb. */
-struct southbridge_amd_rs690_config
+struct southbridge_amd_rs690_config
{
- unsigned long vga_rom_address; /* The location that the VGA rom has been appened. */
+ u32 vga_rom_address; /* The location that the VGA rom has been appened. */
u8 gpp_configuration; /* The configuration of General Purpose Port, A/B/C/D/E. */
u8 port_enable; /* Which port is enabled? GFX(2,3), GPP(4,5,6,7) */
u8 gfx_dev2_dev3; /* for GFX Core initialization REFCLK_SEL */
diff --git a/src/southbridge/amd/rs690/rs690.c b/src/southbridge/amd/rs690/rs690.c
index dab5167d94..3caa00e9c8 100644
--- a/src/southbridge/amd/rs690/rs690.c
+++ b/src/southbridge/amd/rs690/rs690.c
@@ -29,25 +29,6 @@
#include <cpu/amd/mtrr.h>
#include "rs690.h"
-static device_t find_nb_dev(device_t dev, u32 devfn)
-{
- device_t nb_dev;
-
- nb_dev = dev_find_slot(dev->bus->secondary, devfn);
-
- if (!nb_dev)
- return nb_dev;
-
- if ((nb_dev->vendor != PCI_VENDOR_ID_ATI)
- || (nb_dev->device != PCI_DEVICE_ID_ATI_RS690_HT)) {
- u32 id;
- id = pci_read_config32(nb_dev, PCI_VENDOR_ID);
- if (id != (PCI_VENDOR_ID_ATI | (PCI_DEVICE_ID_ATI_RS690_HT << 16))) {
- nb_dev = 0;
- }
- }
- return nb_dev;
-}
/*****************************************
* Compliant with CIM_33's ATINB_MiscClockCtrl
@@ -65,7 +46,7 @@ void static rs690_config_misc_clk(device_t nb_dev)
word = pci_cf8_conf1.read16(&pbus, 0, 1, 0xf8);
word &= 0xf00;
- pci_cf8_conf1.write16(&pbus, 0, 1, 0xf8, word);
+ pci_cf8_conf1.write16(&pbus, 0, 1, 0xf8, word);
word = pci_cf8_conf1.read16(&pbus, 0, 1, 0xe8);
word &= ~((1 << 12) | (1 << 13) | (1 << 14));
@@ -123,6 +104,12 @@ void static rs690_config_misc_clk(device_t nb_dev)
set_htiu_enable_bits(nb_dev, 0x05, 7 << 8, 7 << 8);
}
+
+u32 get_vid_did(device_t dev)
+{
+ return pci_read_config32(dev, 0);
+}
+
/***********************************************
* 0:00.0 NBCFG :
* 0:00.1 CLK : bit 0 of nb_cfg 0x4c : 0 - disable, default
@@ -140,39 +127,25 @@ void static rs690_config_misc_clk(device_t nb_dev)
void rs690_enable(device_t dev)
{
device_t nb_dev = 0, sb_dev = 0;
- int index = -1;
- u32 i;
- u32 devfn;
- u32 deviceid, vendorid;
-
- vendorid = pci_read_config32(dev, PCI_VENDOR_ID);
- deviceid = (vendorid >> 16) & 0xffff;
- vendorid &= 0xffff;
- printk_info("rs690_enable VID=0x%x, DID=0x%x\n", vendorid, deviceid);
-
- /**********************************************************
- * Work for bus0, internal GFX located on bus1 and will return after find_nb_dev.
- **********************************************************/
- i = (dev->path.u.pci.devfn) & ~7;
- for (devfn = 0; devfn <= i; devfn += (1 << 3)) {
- nb_dev = find_nb_dev(dev, devfn);
- if (nb_dev)
- break;
- }
+ int dev_ind;
+
+ printk_info("rs690_enable: dev=0x%x, VID_DID=0x%x\n", dev, get_vid_did(dev));
+
+ nb_dev = dev_find_slot(0, PCI_DEVFN(0, 0));
if (!nb_dev) {
- printk_info("CAN NOT FIND RS690 DEVICE!\n");
- return; /* nb_dev is not dev */
+ die("rs690_enable: CAN NOT FIND RS690 DEVICE, HALT!\n");
+ /* NOT REACHED */
}
/* sb_dev (dev 8) is a bridge that links to southbridge. */
sb_dev = dev_find_slot(0, PCI_DEVFN(8, 0));
if (!sb_dev) {
- printk_info("rs690_enable CAN NOT FIND SB bridge, HALT!\n");
- for (;;) ;
+ die("rs690_enable: CAN NOT FIND SB bridge, HALT!\n");
+ /* NOT REACHED */
}
- printk_info("rs690_enable bus0, dev=0x%x\n", (dev->path.u.pci.devfn - devfn) >> 3);
- switch (dev->path.u.pci.devfn - devfn) {
+ dev_ind = dev->path.u.pci.devfn >> 3;
+ switch (dev_ind) {
case 0: /* bus0, dev0, fun0; */
printk_info("Bus-0, Dev-0, Fun-0.\n");
enable_pcie_bar3(nb_dev); /* PCIEMiscInit */
@@ -185,36 +158,34 @@ void rs690_enable(device_t dev)
rs690_config_misc_clk(nb_dev);
break;
- case 1 << 3: /* bus0, dev1 */
+ case 1: /* bus0, dev1 */
printk_info("Bus-0, Dev-1, Fun-0.\n");
break;
- case 2 << 3: /* bus0, dev2,3, two GFX */
- case 3 << 3:
+ case 2: /* bus0, dev2,3, two GFX */
+ case 3:
printk_info("Bus-0, Dev-2,3, Fun-0. enable=%d\n", dev->enabled);
- index = (dev->path.u.pci.devfn - devfn) >> 3;
- set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << index,
- (dev->enabled ? 0 : 1) << index);
+ set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << dev_ind,
+ (dev->enabled ? 0 : 1) << dev_ind);
if (dev->enabled)
- rs690_gfx_init(nb_dev, dev, index);
+ rs690_gfx_init(nb_dev, dev, dev_ind);
break;
- case 4 << 3: /* bus0, dev4-7, four GPP */
- case 5 << 3:
- case 6 << 3:
- case 7 << 3:
+ case 4: /* bus0, dev4-7, four GPP */
+ case 5:
+ case 6:
+ case 7:
printk_info("Bus-0, Dev-4,5,6,7, Fun-0. enable=%d\n",
dev->enabled);
- index = (dev->path.u.pci.devfn - devfn) >> 3;
- set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << index,
- (dev->enabled ? 0 : 1) << index);
+ set_nbmisc_enable_bits(nb_dev, 0x0c, 1 << dev_ind,
+ (dev->enabled ? 0 : 1) << dev_ind);
if (dev->enabled)
- rs690_gpp_sb_init(nb_dev, dev, index);
+ rs690_gpp_sb_init(nb_dev, dev, dev_ind);
break;
- case 8 << 3: /* bus0, dev8, SB */
+ case 8: /* bus0, dev8, SB */
printk_info("Bus-0, Dev-8, Fun-0. enable=%d\n", dev->enabled);
set_nbmisc_enable_bits(nb_dev, 0x00, 1 << 6,
(dev->enabled ? 1 : 0) << 6);
if (dev->enabled)
- rs690_gpp_sb_init(nb_dev, dev, index);
+ rs690_gpp_sb_init(nb_dev, dev, dev_ind);
disable_pcie_bar3(nb_dev);
break;
default:
diff --git a/src/southbridge/amd/rs690/rs690_cmn.c b/src/southbridge/amd/rs690/rs690_cmn.c
index 0ed377695e..b714dc87c5 100644
--- a/src/southbridge/amd/rs690/rs690_cmn.c
+++ b/src/southbridge/amd/rs690/rs690_cmn.c
@@ -63,8 +63,8 @@ void pci_ext_write_config32(device_t nb_dev, device_t dev, u32 reg_pos, u32 mask
/*get BAR3 base address for nbcfg0x1c */
u32 addr = pci_read_config32(nb_dev, 0x1c);
- printk_debug("write: addr=%x,bus=%x,devfn=%x\n", addr, dev->bus->secondary,
- dev->path.u.pci.devfn);
+ /*printk_debug("write: addr=%x,bus=%x,devfn=%x\n", addr, dev->bus->secondary,
+ dev->path.u.pci.devfn);*/
addr |= dev->bus->secondary << 20 | /* bus num */
dev->path.u.pci.devfn << 12 | reg_pos;
diff --git a/src/southbridge/amd/rs690/rs690_early_setup.c b/src/southbridge/amd/rs690/rs690_early_setup.c
index 7e11fde5eb..08ce2515c4 100644
--- a/src/southbridge/amd/rs690/rs690_early_setup.c
+++ b/src/southbridge/amd/rs690/rs690_early_setup.c
@@ -18,7 +18,6 @@
*/
-
#define NBHTIU_INDEX 0xA8
#define NBMISC_INDEX 0x60
#define NBMC_INDEX 0xE8
@@ -185,7 +184,7 @@ static void rs690_htinit()
* get k8's ht freq, in k8's function 0, offset 0x88
* bit11-8, specifics the maximum operation frequency of the link's transmitter clock.
* The link frequency field (Frq) is cleared by cold reset. SW can write a nonzero
- * value to this reg, and that value takes effect on the next warm reset or
+ * value to this reg, and that value takes effect on the next warm reset or
* LDTSTOP_L disconnect sequence.
* 0000b = 200Mhz
* 0010b = 400Mhz
@@ -300,7 +299,7 @@ static void rs690_por_pcicfg_init(device_t nb_dev)
/*Reg8Ch[10:9] = 0x3 Enables Gfx Debug BAR,
* force this BAR as mem type in rs690_gfx.c */
set_nbcfg_enable_bits_8(nb_dev, 0x8D, (u8)(~0xFF), 0x03);
-
+
}
/*****************************************
diff --git a/src/southbridge/amd/rs690/rs690_gfx.c b/src/southbridge/amd/rs690/rs690_gfx.c
index 9b5929611b..ebddda2b51 100644
--- a/src/southbridge/amd/rs690/rs690_gfx.c
+++ b/src/southbridge/amd/rs690/rs690_gfx.c
@@ -72,7 +72,7 @@ static void rs690_gfx_read_resources(device_t dev)
static void internal_gfx_pci_dev_init(struct device *dev)
{
- unsigned short deviceid, vendorid;
+ u16 deviceid, vendorid;
struct southbridge_amd_rs690_config *cfg =
(struct southbridge_amd_rs690_config *)dev->chip_info;
deviceid = pci_read_config16(dev, PCI_DEVICE_ID);
@@ -109,11 +109,6 @@ static void internal_gfx_pci_dev_init(struct device *dev)
clkind_write(dev, 0x5C, 0x0);
}
-static void rs690_gfx_set_resources(struct device *dev)
-{
- printk_info("rs690_gfx_set_resources.\n");
- pci_dev_set_resources(dev);
-}
/*
* Set registers in RS690 and CPU to enable the internal GFX.
@@ -137,7 +132,7 @@ static void rs690_internal_gfx_enable(device_t dev)
/* set TOM */
rs690_set_tom(nb_dev);
-
+
/* LPC DMA Deadlock workaround? */
k8_f0 = dev_find_slot(0, PCI_DEVFN(0x18, 0));
l_dword = pci_read_config32(k8_f0, 0x68);
@@ -206,9 +201,9 @@ static struct pci_operations lops_pci = {
.set_subsystem = pci_dev_set_subsystem,
};
-static struct device_operations ht_ops = {
+static struct device_operations pcie_ops = {
.read_resources = rs690_gfx_read_resources,
- .set_resources = rs690_gfx_set_resources,
+ .set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = internal_gfx_pci_dev_init, /* The option ROM initializes the device. rs690_gfx_init, */
.scan_bus = 0,
@@ -216,8 +211,8 @@ static struct device_operations ht_ops = {
.ops_pci = &lops_pci,
};
-static struct pci_driver internal_gfx_driver __pci_driver = {
- .ops = &ht_ops,
+static struct pci_driver pcie_driver __pci_driver = {
+ .ops = &pcie_ops,
.vendor = PCI_VENDOR_ID_ATI,
.device = PCI_DEVICE_ID_ATI_RS690MT_INT_GFX,
};
@@ -350,7 +345,7 @@ static void dual_port_configuration(device_t nb_dev, device_t dev)
}
-/* For single port GFX configuration Only
+/* For single port GFX configuration Only
* width:
* 000 = x16
* 001 = x1
@@ -492,7 +487,7 @@ void rs690_gfx_init(device_t nb_dev, device_t dev, u32 port)
set_pcie_enable_bits(nb_dev, 0x10, 7 << 10, 4 << 10);
printk_info("rs690_gfx_init step8.3.\n");
- /* step 8.4 if the LTSSM could not see all 8 TS1 during Polling Active, it can still
+ /* step 8.4 if the LTSSM could not see all 8 TS1 during Polling Active, it can still
* time out and go back to Detect Idle.*/
set_pcie_enable_bits(dev, 0x02, 1 << 14, 1 << 14);
printk_info("rs690_gfx_init step8.4.\n");
@@ -510,7 +505,7 @@ void rs690_gfx_init(device_t nb_dev, device_t dev, u32 port)
set_pcie_enable_bits(dev, 0xa0, 3 << 30, 3 << 30);
printk_info("rs690_gfx_init step8.8.\n");
- /* step 8.9 Setting this register to 0x1 will workaround a PCI Compliance failure reported by Vista DTM.
+ /* step 8.9 Setting this register to 0x1 will workaround a PCI Compliance failure reported by Vista DTM.
* SLOT_IMPLEMENTED@PCIE_CAP */
reg16 = pci_read_config16(dev, 0x5a);
reg16 |= 0x100;
@@ -563,7 +558,7 @@ void rs690_gfx_init(device_t nb_dev, device_t dev, u32 port)
/* step 10.e: LCLK clock gating, done in rs690_config_misc_clk() */
- /* step 11 Poll GPIO to determine whether it is single-port or dual-port configuration.
+ /* step 11 Poll GPIO to determine whether it is single-port or dual-port configuration.
* While details will be added later in the document, for now assue the single-port configuration. */
/* skip */
diff --git a/src/southbridge/amd/rs690/rs690_ht.c b/src/southbridge/amd/rs690/rs690_ht.c
index 808a7225a5..40a85f6c17 100644
--- a/src/southbridge/amd/rs690/rs690_ht.c
+++ b/src/southbridge/amd/rs690/rs690_ht.c
@@ -61,7 +61,7 @@ static void pcie_init(struct device *dev)
dword |= (1 << 30); /* Clear possible errors */
pci_write_config32(dev, 0x04, dword);
- /*
+ /*
* 1 is APIC enable
* 18 is enable nb to accept A4 interrupt request from SB.
*/
diff --git a/src/southbridge/amd/rs690/rs690_pcie.c b/src/southbridge/amd/rs690/rs690_pcie.c
index 7b09a935d9..5e80849d7f 100644
--- a/src/southbridge/amd/rs690/rs690_pcie.c
+++ b/src/southbridge/amd/rs690/rs690_pcie.c
@@ -116,37 +116,6 @@ static void pcie_init(struct device *dev)
pci_write_config32(dev, 0x04, dword);
}
-static struct pci_operations lops_pci = {
- .set_subsystem = 0,
-};
-
-static struct device_operations pcie_ops = {
- .read_resources = pci_bus_read_resources,
- .set_resources = pci_dev_set_resources,
- .enable_resources = pci_bus_enable_resources,
- .init = pcie_init,
- .scan_bus = pci_scan_bridge,
- /*.enable = rs690_enable, */
- .ops_pci = &lops_pci,
-};
-
-static struct pci_driver pcie_driver __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_ATI,
- .device = PCI_DEVICE_ID_ATI_RS690_PCIE,
-};
-
-static struct pci_driver pcie_driver_dev7 __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_ATI,
- .device = PCI_DEVICE_ID_ATI_RS690_PCIE_DEV7,
-};
-static struct pci_driver pcie_driver_dev8 __pci_driver = {
- .ops = &pcie_ops,
- .vendor = PCI_VENDOR_ID_ATI,
- .device = PCI_DEVICE_ID_ATI_RS690_PCIE_DEV8,
-};
-
/**********************************************************************
**********************************************************************/
static void switching_gpp_configurations(device_t nb_dev, device_t sb_dev)