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Diffstat (limited to 'src/southbridge/amd/rs780/rs780_gfx.c')
-rw-r--r--src/southbridge/amd/rs780/rs780_gfx.c73
1 files changed, 41 insertions, 32 deletions
diff --git a/src/southbridge/amd/rs780/rs780_gfx.c b/src/southbridge/amd/rs780/rs780_gfx.c
index 808bcb175f..2ec0683ebe 100644
--- a/src/southbridge/amd/rs780/rs780_gfx.c
+++ b/src/southbridge/amd/rs780/rs780_gfx.c
@@ -35,8 +35,8 @@
#include <cpu/x86/msr.h>
#include "rs780.h"
-void set_pcie_reset();
-void set_pcie_dereset();
+void set_pcie_reset(void);
+void set_pcie_dereset(void);
#define CLK_CNTL_INDEX 0x8
#define CLK_CNTL_DATA 0xC
@@ -89,7 +89,7 @@ typedef struct _MMIORANGE
MMIORANGE MMIO[8], CreativeMMIO[8];
-MMIORANGE* AllocMMIO(MMIORANGE* pMMIO)
+static MMIORANGE* AllocMMIO(MMIORANGE* pMMIO)
{
int i;
for (i=0; i<8; i++)
@@ -99,7 +99,7 @@ MMIORANGE* AllocMMIO(MMIORANGE* pMMIO)
}
return 0;
}
-void FreeMMIO(MMIORANGE* pMMIO)
+static void FreeMMIO(MMIORANGE* pMMIO)
{
pMMIO->Base = 0;
pMMIO->Limit = 0;
@@ -115,7 +115,7 @@ void FreeMMIO(MMIORANGE* pMMIO)
#define MMIO_ATTRIB_BOTTOM_TO_TOP 1<<1
#define MMIO_ATTRIB_SKIP_ZERO 1<<2
-u32 SetMMIO(u32 Base, u32 Limit, u8 Attribute, MMIORANGE *pMMIO)
+static u32 SetMMIO(u32 Base, u32 Limit, u8 Attribute, MMIORANGE *pMMIO)
{
int i;
MMIORANGE * TempRange;
@@ -139,7 +139,7 @@ u32 SetMMIO(u32 Base, u32 Limit, u8 Attribute, MMIORANGE *pMMIO)
return 0;
}
-u8 FinalizeMMIO(MMIORANGE *pMMIO)
+static u8 FinalizeMMIO(MMIORANGE *pMMIO)
{
int i, j, n = 0;
for(i=0; i<8; i++)
@@ -173,7 +173,7 @@ u8 FinalizeMMIO(MMIORANGE *pMMIO)
return n;
}
-CIM_STATUS GetCreativeMMIO(MMIORANGE *pMMIO)
+static CIM_STATUS GetCreativeMMIO(MMIORANGE *pMMIO)
{
CIM_STATUS Status = CIM_UNSUPPORTED;
u8 Bus, Dev, Reg, BusStart, BusEnd;
@@ -241,11 +241,10 @@ CIM_STATUS GetCreativeMMIO(MMIORANGE *pMMIO)
return Status;
}
-void ProgramMMIO(MMIORANGE *pMMIO, u8 LinkID, u8 Attribute)
+static void ProgramMMIO(MMIORANGE *pMMIO, u8 LinkID, u8 Attribute)
{
int i, j, n = 7;
device_t k8_f1;
- u32 temp32;
k8_f1 = dev_find_slot(0, PCI_DEVFN(0x18, 1));
@@ -296,17 +295,15 @@ static void internal_gfx_pci_dev_init(struct device *dev)
volatile u32 * pointer;
int i;
u16 command;
- u32 value, temp, Base32, Limit32;
- CIM_STATUS Status;
+ u32 value;
u16 deviceid, vendorid;
device_t nb_dev = dev_find_slot(0, 0);
device_t k8_f2 = dev_find_slot(0, PCI_DEVFN(0x18, 2));
- device_t k8_f1 = dev_find_slot(0, PCI_DEVFN(0x18, 1));
device_t k8_f0 = dev_find_slot(0, PCI_DEVFN(0x18, 0));
- device_t dev0x14 = dev_find_slot(0, PCI_DEVFN(0x14, 4));
- struct southbridge_amd_rs780_config *cfg =
- (struct southbridge_amd_rs780_config *)dev->chip_info;
+ /* We definetely will use this in future. Just leave it here. */
+ /*struct southbridge_amd_rs780_config *cfg =
+ (struct southbridge_amd_rs780_config *)dev->chip_info;*/
deviceid = pci_read_config16(dev, PCI_DEVICE_ID);
vendorid = pci_read_config16(dev, PCI_VENDOR_ID);
@@ -430,7 +427,8 @@ static void internal_gfx_pci_dev_init(struct device *dev)
//vgainfo.ulSystemConfig |= 1<<1 | 1<<3 | 1<<4 | 1<<5 | 1<<6 | 1<<7 | 1;
vgainfo.ulBootUpReqDisplayVector = 0; //?
vgainfo.ulOtherDisplayMisc = 0; //?
- vgainfo.ulDDISlot1Config = 0x000c0011; //0; //?
+ vgainfo.ulDDISlot1Config = 0x000c0011; //0; //VGA
+ //vgainfo.ulDDISlot1Config = 0x000c00FF; //0; //HDMI
vgainfo.ulDDISlot2Config = 0x00130022; //0; //?
vgainfo.ucMemoryType = 2;
/* UMA Channel Number: 1 or 2. */
@@ -978,7 +976,6 @@ static void dynamic_link_width_control(device_t nb_dev, device_t dev, u8 width)
*/
void rs780_gfx_init(device_t nb_dev, device_t dev, u32 port)
{
- u16 reg16;
u32 reg32;
struct southbridge_amd_rs780_config *cfg =
(struct southbridge_amd_rs780_config *)nb_dev->chip_info;
@@ -989,20 +986,6 @@ void rs780_gfx_init(device_t nb_dev, device_t dev, u32 port)
/* GFX Core Initialization */
//if (port == 2) return;
- /* step 1, lane reversal (only need if CMOS option is enabled) */
- if (cfg->gfx_lane_reversal) {
- set_nbmisc_enable_bits(nb_dev, 0x33, 1 << 2, 1 << 2);
- if (cfg->gfx_dual_slot)
- set_nbmisc_enable_bits(nb_dev, 0x33, 1 << 3, 1 << 3);
- }
- printk(BIOS_INFO, "rs780_gfx_init step1.\n");
-
- /* step 1.1, dual-slot gfx configuration (only need if CMOS option is enabled) */
- /* AMD calls the configuration CrossFire */
- if (cfg->gfx_dual_slot)
- set_nbmisc_enable_bits(nb_dev, 0x0, 0xf << 8, 5 << 8);
- printk(BIOS_INFO, "rs780_gfx_init step2.\n");
-
/* step 2, TMDS, (only need if CMOS option is enabled) */
if (cfg->gfx_tmds) {
}
@@ -1182,9 +1165,35 @@ void rs780_gfx_init(device_t nb_dev, device_t dev, u32 port)
/* Single-port/Dual-port configureation. */
switch (cfg->gfx_dual_slot) {
case 0:
- single_port_configuration(nb_dev, dev);
+ /* step 1, lane reversal (only need if CMOS option is enabled) */
+ if (cfg->gfx_lane_reversal) {
+ set_nbmisc_enable_bits(nb_dev, 0x33, 1 << 2, 1 << 2);
+ }
+ printk_info("rs780_gfx_init step1.\n");
+ printk_info("rs780_gfx_init step2.\n");
+
+ printk_info("device = %x\n", dev->path.pci.devfn >> 3);
+ if((dev->path.pci.devfn >> 3) == 2)
+ single_port_configuration(nb_dev, dev);
+ else{
+ set_nbmisc_enable_bits(nb_dev, 0xc, 0, 0x2 << 2); /* hide the GFX bridge. */
+ printk_info("If dev3.., single port. Do nothing.\n");
+ }
+
break;
case 1:
+ /* step 1, lane reversal (only need if CMOS option is enabled) */
+ if (cfg->gfx_lane_reversal) {
+ set_nbmisc_enable_bits(nb_dev, 0x33, 1 << 2, 1 << 2);
+ set_nbmisc_enable_bits(nb_dev, 0x33, 1 << 3, 1 << 3);
+ }
+ printk_info("rs780_gfx_init step1.\n");
+ /* step 1.1, dual-slot gfx configuration (only need if CMOS option is enabled) */
+ /* AMD calls the configuration CrossFire */
+ set_nbmisc_enable_bits(nb_dev, 0x0, 0xf << 8, 5 << 8);
+ printk_info("rs780_gfx_init step2.\n");
+
+ printk_info("device = %x\n", dev->path.pci.devfn >> 3);
dual_port_configuration(nb_dev, dev);
break;
default:
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-18 20:16:25 +0000