- 根目录:
- drivers
- staging
- xgifb
- vb_init.c
#include <linux/delay.h>
#include <linux/vmalloc.h>
#include "XGIfb.h"
#include "vb_def.h"
#include "vb_util.h"
#include "vb_setmode.h"
#include "vb_init.h"
static const unsigned short XGINew_DDRDRAM_TYPE340[4][2] = {
{ 16, 0x45},
{ 8, 0x35},
{ 4, 0x31},
{ 2, 0x21} };
static const unsigned short XGINew_DDRDRAM_TYPE20[12][2] = {
{ 128, 0x5D},
{ 64, 0x59},
{ 64, 0x4D},
{ 32, 0x55},
{ 32, 0x49},
{ 32, 0x3D},
{ 16, 0x51},
{ 16, 0x45},
{ 16, 0x39},
{ 8, 0x41},
{ 8, 0x35},
{ 4, 0x31} };
#define XGIFB_ROM_SIZE 65536
static unsigned char
XGINew_GetXG20DRAMType(struct xgi_hw_device_info *HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
unsigned char data, temp;
if (HwDeviceExtension->jChipType < XG20) {
data = xgifb_reg_get(pVBInfo->P3c4, 0x39) & 0x02;
if (data == 0)
data = (xgifb_reg_get(pVBInfo->P3c4, 0x3A) &
0x02) >> 1;
return data;
} else if (HwDeviceExtension->jChipType == XG27) {
temp = xgifb_reg_get(pVBInfo->P3c4, 0x3B);
/* SR3B[7][3]MAA15 MAA11 (Power on Trapping) */
if (((temp & 0x88) == 0x80) || ((temp & 0x88) == 0x08))
data = 0; /* DDR */
else
data = 1; /* DDRII */
return data;
} else if (HwDeviceExtension->jChipType == XG21) {
/* Independent GPIO control */
xgifb_reg_and(pVBInfo->P3d4, 0xB4, ~0x02);
usleep_range(800, 1800);
xgifb_reg_or(pVBInfo->P3d4, 0x4A, 0x80); /* Enable GPIOH read */
/* GPIOF 0:DVI 1:DVO */
data = xgifb_reg_get(pVBInfo->P3d4, 0x48);
/* HOTPLUG_SUPPORT */
/* for current XG20 & XG21, GPIOH is floating, driver will
* fix DDR temporarily */
/* DVI read GPIOH */
data &= 0x01; /* 1=DDRII, 0=DDR */
/* ~HOTPLUG_SUPPORT */
xgifb_reg_or(pVBInfo->P3d4, 0xB4, 0x02);
return data;
}
data = xgifb_reg_get(pVBInfo->P3d4, 0x97) & 0x01;
if (data == 1)
data++;
return data;
}
static void XGINew_DDR1x_MRS_340(unsigned long P3c4,
struct vb_device_info *pVBInfo)
{
xgifb_reg_set(P3c4, 0x18, 0x01);
xgifb_reg_set(P3c4, 0x19, 0x20);
xgifb_reg_set(P3c4, 0x16, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x80);
usleep_range(3, 1003);
xgifb_reg_set(P3c4, 0x18, 0x00);
xgifb_reg_set(P3c4, 0x19, 0x20);
xgifb_reg_set(P3c4, 0x16, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x80);
usleep_range(60, 1060);
xgifb_reg_set(P3c4, 0x18, pVBInfo->SR18[pVBInfo->ram_type]); /* SR18 */
xgifb_reg_set(P3c4, 0x19, 0x01);
xgifb_reg_set(P3c4, 0x16, 0x03);
xgifb_reg_set(P3c4, 0x16, 0x83);
usleep_range(1, 1001);
xgifb_reg_set(P3c4, 0x1B, 0x03);
usleep_range(500, 1500);
xgifb_reg_set(P3c4, 0x18, pVBInfo->SR18[pVBInfo->ram_type]); /* SR18 */
xgifb_reg_set(P3c4, 0x19, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x03);
xgifb_reg_set(P3c4, 0x16, 0x83);
xgifb_reg_set(P3c4, 0x1B, 0x00);
}
static void XGINew_SetMemoryClock(struct vb_device_info *pVBInfo)
{
xgifb_reg_set(pVBInfo->P3c4,
0x28,
pVBInfo->MCLKData[pVBInfo->ram_type].SR28);
xgifb_reg_set(pVBInfo->P3c4,
0x29,
pVBInfo->MCLKData[pVBInfo->ram_type].SR29);
xgifb_reg_set(pVBInfo->P3c4,
0x2A,
pVBInfo->MCLKData[pVBInfo->ram_type].SR2A);
xgifb_reg_set(pVBInfo->P3c4,
0x2E,
XGI340_ECLKData[pVBInfo->ram_type].SR2E);
xgifb_reg_set(pVBInfo->P3c4,
0x2F,
XGI340_ECLKData[pVBInfo->ram_type].SR2F);
xgifb_reg_set(pVBInfo->P3c4,
0x30,
XGI340_ECLKData[pVBInfo->ram_type].SR30);
}
static void XGINew_DDRII_Bootup_XG27(
struct xgi_hw_device_info *HwDeviceExtension,
unsigned long P3c4, struct vb_device_info *pVBInfo)
{
unsigned long P3d4 = P3c4 + 0x10;
pVBInfo->ram_type = XGINew_GetXG20DRAMType(HwDeviceExtension, pVBInfo);
XGINew_SetMemoryClock(pVBInfo);
/* Set Double Frequency */
xgifb_reg_set(P3d4, 0x97, pVBInfo->XGINew_CR97); /* CR97 */
usleep_range(200, 1200);
xgifb_reg_set(P3c4, 0x18, 0x00); /* Set SR18 */ /* EMRS2 */
xgifb_reg_set(P3c4, 0x19, 0x80); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x20); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x16, 0xA0); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x18, 0x00); /* Set SR18 */ /* EMRS3 */
xgifb_reg_set(P3c4, 0x19, 0xC0); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x20); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x16, 0xA0); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x18, 0x00); /* Set SR18 */ /* EMRS1 */
xgifb_reg_set(P3c4, 0x19, 0x40); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x20); /* Set SR16 */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x16, 0xA0); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x18, 0x42); /* Set SR18 */ /* MRS, DLL Enable */
xgifb_reg_set(P3c4, 0x19, 0x0A); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x00); /* Set SR16 */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x16, 0x00); /* Set SR16 */
xgifb_reg_set(P3c4, 0x16, 0x80); /* Set SR16 */
xgifb_reg_set(P3c4, 0x1B, 0x04); /* Set SR1B */
usleep_range(60, 1060);
xgifb_reg_set(P3c4, 0x1B, 0x00); /* Set SR1B */
xgifb_reg_set(P3c4, 0x18, 0x42); /* Set SR18 */ /* MRS, DLL Reset */
xgifb_reg_set(P3c4, 0x19, 0x08); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x00); /* Set SR16 */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x16, 0x83); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x18, 0x80); /* Set SR18 */ /* MRS, ODT */
xgifb_reg_set(P3c4, 0x19, 0x46); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x20); /* Set SR16 */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x16, 0xA0); /* Set SR16 */
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x18, 0x00); /* Set SR18 */ /* EMRS */
xgifb_reg_set(P3c4, 0x19, 0x40); /* Set SR19 */
xgifb_reg_set(P3c4, 0x16, 0x20); /* Set SR16 */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x16, 0xA0); /* Set SR16 */
usleep_range(15, 1015);
/* Set SR1B refresh control 000:close; 010:open */
xgifb_reg_set(P3c4, 0x1B, 0x04);
usleep_range(200, 1200);
}
static void XGINew_DDR2_MRS_XG20(struct xgi_hw_device_info *HwDeviceExtension,
unsigned long P3c4, struct vb_device_info *pVBInfo)
{
unsigned long P3d4 = P3c4 + 0x10;
pVBInfo->ram_type = XGINew_GetXG20DRAMType(HwDeviceExtension, pVBInfo);
XGINew_SetMemoryClock(pVBInfo);
xgifb_reg_set(P3d4, 0x97, 0x11); /* CR97 */
usleep_range(200, 1200);
xgifb_reg_set(P3c4, 0x18, 0x00); /* EMRS2 */
xgifb_reg_set(P3c4, 0x19, 0x80);
xgifb_reg_set(P3c4, 0x16, 0x05);
xgifb_reg_set(P3c4, 0x16, 0x85);
xgifb_reg_set(P3c4, 0x18, 0x00); /* EMRS3 */
xgifb_reg_set(P3c4, 0x19, 0xC0);
xgifb_reg_set(P3c4, 0x16, 0x05);
xgifb_reg_set(P3c4, 0x16, 0x85);
xgifb_reg_set(P3c4, 0x18, 0x00); /* EMRS1 */
xgifb_reg_set(P3c4, 0x19, 0x40);
xgifb_reg_set(P3c4, 0x16, 0x05);
xgifb_reg_set(P3c4, 0x16, 0x85);
xgifb_reg_set(P3c4, 0x18, 0x42); /* MRS1 */
xgifb_reg_set(P3c4, 0x19, 0x02);
xgifb_reg_set(P3c4, 0x16, 0x05);
xgifb_reg_set(P3c4, 0x16, 0x85);
usleep_range(15, 1015);
xgifb_reg_set(P3c4, 0x1B, 0x04); /* SR1B */
usleep_range(30, 1030);
xgifb_reg_set(P3c4, 0x1B, 0x00); /* SR1B */
usleep_range(100, 1100);
xgifb_reg_set(P3c4, 0x18, 0x42); /* MRS1 */
xgifb_reg_set(P3c4, 0x19, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x05);
xgifb_reg_set(P3c4, 0x16, 0x85);
usleep_range(200, 1200);
}
static void XGINew_DDR1x_MRS_XG20(unsigned long P3c4,
struct vb_device_info *pVBInfo)
{
xgifb_reg_set(P3c4, 0x18, 0x01);
xgifb_reg_set(P3c4, 0x19, 0x40);
xgifb_reg_set(P3c4, 0x16, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x80);
usleep_range(60, 1060);
xgifb_reg_set(P3c4, 0x18, 0x00);
xgifb_reg_set(P3c4, 0x19, 0x40);
xgifb_reg_set(P3c4, 0x16, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x80);
usleep_range(60, 1060);
xgifb_reg_set(P3c4, 0x18, pVBInfo->SR18[pVBInfo->ram_type]); /* SR18 */
xgifb_reg_set(P3c4, 0x19, 0x01);
xgifb_reg_set(P3c4, 0x16, 0x03);
xgifb_reg_set(P3c4, 0x16, 0x83);
usleep_range(1, 1001);
xgifb_reg_set(P3c4, 0x1B, 0x03);
usleep_range(500, 1500);
xgifb_reg_set(P3c4, 0x18, pVBInfo->SR18[pVBInfo->ram_type]); /* SR18 */
xgifb_reg_set(P3c4, 0x19, 0x00);
xgifb_reg_set(P3c4, 0x16, 0x03);
xgifb_reg_set(P3c4, 0x16, 0x83);
xgifb_reg_set(P3c4, 0x1B, 0x00);
}
static void XGINew_DDR1x_DefaultRegister(
struct xgi_hw_device_info *HwDeviceExtension,
unsigned long Port, struct vb_device_info *pVBInfo)
{
unsigned long P3d4 = Port, P3c4 = Port - 0x10;
if (HwDeviceExtension->jChipType >= XG20) {
XGINew_SetMemoryClock(pVBInfo);
xgifb_reg_set(P3d4,
0x82,
pVBInfo->CR40[11][pVBInfo->ram_type]); /* CR82 */
xgifb_reg_set(P3d4,
0x85,
pVBInfo->CR40[12][pVBInfo->ram_type]); /* CR85 */
xgifb_reg_set(P3d4,
0x86,
pVBInfo->CR40[13][pVBInfo->ram_type]); /* CR86 */
xgifb_reg_set(P3d4, 0x98, 0x01);
xgifb_reg_set(P3d4, 0x9A, 0x02);
XGINew_DDR1x_MRS_XG20(P3c4, pVBInfo);
} else {
XGINew_SetMemoryClock(pVBInfo);
switch (HwDeviceExtension->jChipType) {
case XG42:
/* CR82 */
xgifb_reg_set(P3d4,
0x82,
pVBInfo->CR40[11][pVBInfo->ram_type]);
/* CR85 */
xgifb_reg_set(P3d4,
0x85,
pVBInfo->CR40[12][pVBInfo->ram_type]);
/* CR86 */
xgifb_reg_set(P3d4,
0x86,
pVBInfo->CR40[13][pVBInfo->ram_type]);
break;
default:
xgifb_reg_set(P3d4, 0x82, 0x88);
xgifb_reg_set(P3d4, 0x86, 0x00);
/* Insert read command for delay */
xgifb_reg_get(P3d4, 0x86);
xgifb_reg_set(P3d4, 0x86, 0x88);
xgifb_reg_get(P3d4, 0x86);
xgifb_reg_set(P3d4,
0x86,
pVBInfo->CR40[13][pVBInfo->ram_type]);
xgifb_reg_set(P3d4, 0x82, 0x77);
xgifb_reg_set(P3d4, 0x85, 0x00);
/* Insert read command for delay */
xgifb_reg_get(P3d4, 0x85);
xgifb_reg_set(P3d4, 0x85, 0x88);
/* Insert read command for delay */
xgifb_reg_get(P3d4, 0x85);
/* CR85 */
xgifb_reg_set(P3d4,
0x85,
pVBInfo->CR40[12][pVBInfo->ram_type]);
/* CR82 */
xgifb_reg_set(P3d4,
0x82,
pVBInfo->CR40[11][pVBInfo->ram_type]);
break;
}
xgifb_reg_set(P3d4, 0x97, 0x00);
xgifb_reg_set(P3d4, 0x98, 0x01);
xgifb_reg_set(P3d4, 0x9A, 0x02);
XGINew_DDR1x_MRS_340(P3c4, pVBInfo);
}
}
static void XGINew_DDR2_DefaultRegister(
struct xgi_hw_device_info *HwDeviceExtension,
unsigned long Port, struct vb_device_info *pVBInfo)
{
unsigned long P3d4 = Port, P3c4 = Port - 0x10;
/* keep following setting sequence, each setting in
* the same reg insert idle */
xgifb_reg_set(P3d4, 0x82, 0x77);
xgifb_reg_set(P3d4, 0x86, 0x00);
xgifb_reg_get(P3d4, 0x86); /* Insert read command for delay */
xgifb_reg_set(P3d4, 0x86, 0x88);
xgifb_reg_get(P3d4, 0x86); /* Insert read command for delay */
/* CR86 */
xgifb_reg_set(P3d4, 0x86, pVBInfo->CR40[13][pVBInfo->ram_type]);
xgifb_reg_set(P3d4, 0x82, 0x77);
xgifb_reg_set(P3d4, 0x85, 0x00);
xgifb_reg_get(P3d4, 0x85); /* Insert read command for delay */
xgifb_reg_set(P3d4, 0x85, 0x88);
xgifb_reg_get(P3d4, 0x85); /* Insert read command for delay */
xgifb_reg_set(P3d4,
0x85,
pVBInfo->CR40[12][pVBInfo->ram_type]); /* CR85 */
if (HwDeviceExtension->jChipType == XG27)
/* CR82 */
xgifb_reg_set(P3d4, 0x82, pVBInfo->CR40[11][pVBInfo->ram_type]);
else
xgifb_reg_set(P3d4, 0x82, 0xA8); /* CR82 */
xgifb_reg_set(P3d4, 0x98, 0x01);
xgifb_reg_set(P3d4, 0x9A, 0x02);
if (HwDeviceExtension->jChipType == XG27)
XGINew_DDRII_Bootup_XG27(HwDeviceExtension, P3c4, pVBInfo);
else
XGINew_DDR2_MRS_XG20(HwDeviceExtension, P3c4, pVBInfo);
}
static void XGI_SetDRAM_Helper(unsigned long P3d4, u8 seed, u8 temp2, u8 reg,
u8 shift_factor, u8 mask1, u8 mask2)
{
u8 j;
for (j = 0; j < 4; j++) {
temp2 |= (((seed >> (2 * j)) & 0x03) << shift_factor);
xgifb_reg_set(P3d4, reg, temp2);
xgifb_reg_get(P3d4, reg);
temp2 &= mask1;
temp2 += mask2;
}
}
static void XGINew_SetDRAMDefaultRegister340(
struct xgi_hw_device_info *HwDeviceExtension,
unsigned long Port, struct vb_device_info *pVBInfo)
{
unsigned char temp, temp1, temp2, temp3, j, k;
unsigned long P3d4 = Port, P3c4 = Port - 0x10;
xgifb_reg_set(P3d4, 0x6D, pVBInfo->CR40[8][pVBInfo->ram_type]);
xgifb_reg_set(P3d4, 0x68, pVBInfo->CR40[5][pVBInfo->ram_type]);
xgifb_reg_set(P3d4, 0x69, pVBInfo->CR40[6][pVBInfo->ram_type]);
xgifb_reg_set(P3d4, 0x6A, pVBInfo->CR40[7][pVBInfo->ram_type]);
/* CR6B DQS fine tune delay */
temp = 0xaa;
XGI_SetDRAM_Helper(P3d4, temp, 0, 0x6B, 2, 0xF0, 0x10);
/* CR6E DQM fine tune delay */
XGI_SetDRAM_Helper(P3d4, 0, 0, 0x6E, 2, 0xF0, 0x10);
temp3 = 0;
for (k = 0; k < 4; k++) {
/* CR6E_D[1:0] select channel */
xgifb_reg_and_or(P3d4, 0x6E, 0xFC, temp3);
XGI_SetDRAM_Helper(P3d4, 0, 0, 0x6F, 0, 0xF8, 0x08);
temp3 += 0x01;
}
xgifb_reg_set(P3d4,
0x80,
pVBInfo->CR40[9][pVBInfo->ram_type]); /* CR80 */
xgifb_reg_set(P3d4,
0x81,
pVBInfo->CR40[10][pVBInfo->ram_type]); /* CR81 */
temp2 = 0x80;
/* CR89 terminator type select */
XGI_SetDRAM_Helper(P3d4, 0, temp2, 0x89, 0, 0xF0, 0x10);
temp = 0;
temp1 = temp & 0x03;
temp2 |= temp1;
xgifb_reg_set(P3d4, 0x89, temp2);
temp = pVBInfo->CR40[3][pVBInfo->ram_type];
temp1 = temp & 0x0F;
temp2 = (temp >> 4) & 0x07;
temp3 = temp & 0x80;
xgifb_reg_set(P3d4, 0x45, temp1); /* CR45 */
xgifb_reg_set(P3d4, 0x99, temp2); /* CR99 */
xgifb_reg_or(P3d4, 0x40, temp3); /* CR40_D[7] */
xgifb_reg_set(P3d4,
0x41,
pVBInfo->CR40[0][pVBInfo->ram_type]); /* CR41 */
if (HwDeviceExtension->jChipType == XG27)
xgifb_reg_set(P3d4, 0x8F, XG27_CR8F); /* CR8F */
for (j = 0; j <= 6; j++) /* CR90 - CR96 */
xgifb_reg_set(P3d4, (0x90 + j),
pVBInfo->CR40[14 + j][pVBInfo->ram_type]);
for (j = 0; j <= 2; j++) /* CRC3 - CRC5 */
xgifb_reg_set(P3d4, (0xC3 + j),
pVBInfo->CR40[21 + j][pVBInfo->ram_type]);
for (j = 0; j < 2; j++) /* CR8A - CR8B */
xgifb_reg_set(P3d4, (0x8A + j),
pVBInfo->CR40[1 + j][pVBInfo->ram_type]);
if (HwDeviceExtension->jChipType == XG42)
xgifb_reg_set(P3d4, 0x8C, 0x87);
xgifb_reg_set(P3d4,
0x59,
pVBInfo->CR40[4][pVBInfo->ram_type]); /* CR59 */
xgifb_reg_set(P3d4, 0x83, 0x09); /* CR83 */
xgifb_reg_set(P3d4, 0x87, 0x00); /* CR87 */
xgifb_reg_set(P3d4, 0xCF, XG40_CRCF); /* CRCF */
if (pVBInfo->ram_type) {
xgifb_reg_set(P3c4, 0x17, 0x80); /* SR17 DDRII */
if (HwDeviceExtension->jChipType == XG27)
xgifb_reg_set(P3c4, 0x17, 0x02); /* SR17 DDRII */
} else {
xgifb_reg_set(P3c4, 0x17, 0x00); /* SR17 DDR */
}
xgifb_reg_set(P3c4, 0x1A, 0x87); /* SR1A */
temp = XGINew_GetXG20DRAMType(HwDeviceExtension, pVBInfo);
if (temp == 0) {
XGINew_DDR1x_DefaultRegister(HwDeviceExtension, P3d4, pVBInfo);
} else {
xgifb_reg_set(P3d4, 0xB0, 0x80); /* DDRII Dual frequency mode */
XGINew_DDR2_DefaultRegister(HwDeviceExtension, P3d4, pVBInfo);
}
xgifb_reg_set(P3c4, 0x1B, 0x03); /* SR1B */
}
static unsigned short XGINew_SetDRAMSize20Reg(
unsigned short dram_size,
struct vb_device_info *pVBInfo)
{
unsigned short data = 0, memsize = 0;
int RankSize;
unsigned char ChannelNo;
RankSize = dram_size * pVBInfo->ram_bus / 8;
data = xgifb_reg_get(pVBInfo->P3c4, 0x13);
data &= 0x80;
if (data == 0x80)
RankSize *= 2;
data = 0;
if (pVBInfo->ram_channel == 3)
ChannelNo = 4;
else
ChannelNo = pVBInfo->ram_channel;
if (ChannelNo * RankSize <= 256) {
while ((RankSize >>= 1) > 0)
data += 0x10;
memsize = data >> 4;
/* Fix DRAM Sizing Error */
xgifb_reg_set(pVBInfo->P3c4,
0x14,
(xgifb_reg_get(pVBInfo->P3c4, 0x14) & 0x0F) |
(data & 0xF0));
usleep_range(15, 1015);
}
return memsize;
}
static int XGINew_ReadWriteRest(unsigned short StopAddr,
unsigned short StartAddr, struct vb_device_info *pVBInfo)
{
int i;
unsigned long Position = 0;
void __iomem *fbaddr = pVBInfo->FBAddr;
writel(Position, fbaddr + Position);
for (i = StartAddr; i <= StopAddr; i++) {
Position = 1 << i;
writel(Position, fbaddr + Position);
}
usleep_range(500, 1500); /* Fix #1759 Memory Size error in Multi-Adapter. */
Position = 0;
if (readl(fbaddr + Position) != Position)
return 0;
for (i = StartAddr; i <= StopAddr; i++) {
Position = 1 << i;
if (readl(fbaddr + Position) != Position)
return 0;
}
return 1;
}
static unsigned char XGINew_CheckFrequence(struct vb_device_info *pVBInfo)
{
unsigned char data;
data = xgifb_reg_get(pVBInfo->P3d4, 0x97);
if ((data & 0x10) == 0) {
data = xgifb_reg_get(pVBInfo->P3c4, 0x39);
data = (data & 0x02) >> 1;
return data;
}
return data & 0x01;
}
static void XGINew_CheckChannel(struct xgi_hw_device_info *HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
unsigned char data;
switch (HwDeviceExtension->jChipType) {
case XG20:
case XG21:
data = xgifb_reg_get(pVBInfo->P3d4, 0x97);
data = data & 0x01;
pVBInfo->ram_channel = 1; /* XG20 "JUST" one channel */
if (data == 0) { /* Single_32_16 */
if ((HwDeviceExtension->ulVideoMemorySize - 1)
> 0x1000000) {
pVBInfo->ram_bus = 32; /* 32 bits */
/* 22bit + 2 rank + 32bit */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x52);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(24, 23, pVBInfo) == 1)
return;
if ((HwDeviceExtension->ulVideoMemorySize - 1) >
0x800000) {
/* 22bit + 1 rank + 32bit */
xgifb_reg_set(pVBInfo->P3c4,
0x13,
0x31);
xgifb_reg_set(pVBInfo->P3c4,
0x14,
0x42);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(23,
23,
pVBInfo) == 1)
return;
}
}
if ((HwDeviceExtension->ulVideoMemorySize - 1) >
0x800000) {
pVBInfo->ram_bus = 16; /* 16 bits */
/* 22bit + 2 rank + 16bit */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x41);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(23, 22, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4,
0x13,
0x31);
usleep_range(15, 1015);
}
} else { /* Dual_16_8 */
if ((HwDeviceExtension->ulVideoMemorySize - 1) >
0x800000) {
pVBInfo->ram_bus = 16; /* 16 bits */
/* (0x31:12x8x2) 22bit + 2 rank */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
/* 0x41:16Mx16 bit*/
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x41);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(23, 22, pVBInfo) == 1)
return;
if ((HwDeviceExtension->ulVideoMemorySize - 1) >
0x400000) {
/* (0x31:12x8x2) 22bit + 1 rank */
xgifb_reg_set(pVBInfo->P3c4,
0x13,
0x31);
/* 0x31:8Mx16 bit*/
xgifb_reg_set(pVBInfo->P3c4,
0x14,
0x31);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(22,
22,
pVBInfo) == 1)
return;
}
}
if ((HwDeviceExtension->ulVideoMemorySize - 1) >
0x400000) {
pVBInfo->ram_bus = 8; /* 8 bits */
/* (0x31:12x8x2) 22bit + 2 rank */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xB1);
/* 0x30:8Mx8 bit*/
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x30);
usleep_range(15, 1015);
if (XGINew_ReadWriteRest(22, 21, pVBInfo) == 1)
return;
/* (0x31:12x8x2) 22bit + 1 rank */
xgifb_reg_set(pVBInfo->P3c4,
0x13,
0x31);
usleep_range(15, 1015);
}
}
break;
case XG27:
pVBInfo->ram_bus = 16; /* 16 bits */
pVBInfo->ram_channel = 1; /* Single channel */
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x51); /* 32Mx16 bit*/
break;
case XG42:
/*
XG42 SR14 D[3] Reserve
D[2] = 1, Dual Channel
= 0, Single Channel
It's Different from Other XG40 Series.
*/
if (XGINew_CheckFrequence(pVBInfo) == 1) { /* DDRII, DDR2x */
pVBInfo->ram_bus = 32; /* 32 bits */
pVBInfo->ram_channel = 2; /* 2 Channel */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x44);
if (XGINew_ReadWriteRest(24, 23, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0x21);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x34);
if (XGINew_ReadWriteRest(23, 22, pVBInfo) == 1)
return;
pVBInfo->ram_channel = 1; /* Single Channel */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x40);
if (XGINew_ReadWriteRest(23, 22, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0x21);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x30);
} else { /* DDR */
pVBInfo->ram_bus = 64; /* 64 bits */
pVBInfo->ram_channel = 1; /* 1 channels */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x52);
if (XGINew_ReadWriteRest(24, 23, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0x21);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x42);
}
break;
default: /* XG40 */
if (XGINew_CheckFrequence(pVBInfo) == 1) { /* DDRII */
pVBInfo->ram_bus = 32; /* 32 bits */
pVBInfo->ram_channel = 3;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x4C);
if (XGINew_ReadWriteRest(25, 23, pVBInfo) == 1)
return;
pVBInfo->ram_channel = 2; /* 2 channels */
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x48);
if (XGINew_ReadWriteRest(24, 23, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0x21);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x3C);
if (XGINew_ReadWriteRest(24, 23, pVBInfo) == 1) {
pVBInfo->ram_channel = 3; /* 4 channels */
} else {
pVBInfo->ram_channel = 2; /* 2 channels */
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x38);
}
} else { /* DDR */
pVBInfo->ram_bus = 64; /* 64 bits */
pVBInfo->ram_channel = 2; /* 2 channels */
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0xA1);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x5A);
if (XGINew_ReadWriteRest(25, 24, pVBInfo) == 1)
return;
xgifb_reg_set(pVBInfo->P3c4, 0x13, 0x21);
xgifb_reg_set(pVBInfo->P3c4, 0x14, 0x4A);
}
break;
}
}
static int XGINew_DDRSizing340(struct xgi_hw_device_info *HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
u8 i, size;
unsigned short memsize, start_addr;
const unsigned short (*dram_table)[2];
xgifb_reg_set(pVBInfo->P3c4, 0x15, 0x00); /* noninterleaving */
xgifb_reg_set(pVBInfo->P3c4, 0x1C, 0x00); /* nontiling */
XGINew_CheckChannel(HwDeviceExtension, pVBInfo);
if (HwDeviceExtension->jChipType >= XG20) {
dram_table = XGINew_DDRDRAM_TYPE20;
size = ARRAY_SIZE(XGINew_DDRDRAM_TYPE20);
start_addr = 5;
} else {
dram_table = XGINew_DDRDRAM_TYPE340;
size = ARRAY_SIZE(XGINew_DDRDRAM_TYPE340);
start_addr = 9;
}
for (i = 0; i < size; i++) {
/* SetDRAMSizingType */
xgifb_reg_and_or(pVBInfo->P3c4, 0x13, 0x80, dram_table[i][1]);
usleep_range(50, 1050); /* should delay 50 ns */
memsize = XGINew_SetDRAMSize20Reg(dram_table[i][0], pVBInfo);
if (memsize == 0)
continue;
memsize += (pVBInfo->ram_channel - 2) + 20;
if ((HwDeviceExtension->ulVideoMemorySize - 1) <
(unsigned long)(1 << memsize))
continue;
if (XGINew_ReadWriteRest(memsize, start_addr, pVBInfo) == 1)
return 1;
}
return 0;
}
static void XGINew_SetDRAMSize_340(struct xgifb_video_info *xgifb_info,
struct xgi_hw_device_info *HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
unsigned short data;
pVBInfo->FBAddr = HwDeviceExtension->pjVideoMemoryAddress;
XGISetModeNew(xgifb_info, HwDeviceExtension, 0x2e);
data = xgifb_reg_get(pVBInfo->P3c4, 0x21);
/* disable read cache */
xgifb_reg_set(pVBInfo->P3c4, 0x21, (unsigned short)(data & 0xDF));
XGI_DisplayOff(xgifb_info, HwDeviceExtension, pVBInfo);
XGINew_DDRSizing340(HwDeviceExtension, pVBInfo);
data = xgifb_reg_get(pVBInfo->P3c4, 0x21);
/* enable read cache */
xgifb_reg_set(pVBInfo->P3c4, 0x21, (unsigned short)(data | 0x20));
}
static u8 *xgifb_copy_rom(struct pci_dev *dev, size_t *rom_size)
{
void __iomem *rom_address;
u8 *rom_copy;
rom_address = pci_map_rom(dev, rom_size);
if (!rom_address)
return NULL;
rom_copy = vzalloc(XGIFB_ROM_SIZE);
if (!rom_copy)
goto done;
*rom_size = min_t(size_t, *rom_size, XGIFB_ROM_SIZE);
memcpy_fromio(rom_copy, rom_address, *rom_size);
done:
pci_unmap_rom(dev, rom_address);
return rom_copy;
}
static bool xgifb_read_vbios(struct pci_dev *pdev)
{
struct xgifb_video_info *xgifb_info = pci_get_drvdata(pdev);
u8 *vbios;
unsigned long i;
unsigned char j;
struct XGI21_LVDSCapStruct *lvds;
size_t vbios_size;
int entry;
vbios = xgifb_copy_rom(pdev, &vbios_size);
if (!vbios) {
dev_err(&pdev->dev, "Video BIOS not available\n");
return false;
}
if (vbios_size <= 0x65)
goto error;
/*
* The user can ignore the LVDS bit in the BIOS and force the display
* type.
*/
if (!(vbios[0x65] & 0x1) &&
(!xgifb_info->display2_force ||
xgifb_info->display2 != XGIFB_DISP_LCD)) {
vfree(vbios);
return false;
}
if (vbios_size <= 0x317)
goto error;
i = vbios[0x316] | (vbios[0x317] << 8);
if (vbios_size <= i - 1)
goto error;
j = vbios[i - 1];
if (j == 0)
goto error;
if (j == 0xff)
j = 1;
/*
* Read the LVDS table index scratch register set by the BIOS.
*/
entry = xgifb_reg_get(xgifb_info->dev_info.P3d4, 0x36);
if (entry >= j)
entry = 0;
i += entry * 25;
lvds = &xgifb_info->lvds_data;
if (vbios_size <= i + 24)
goto error;
lvds->LVDS_Capability = vbios[i] | (vbios[i + 1] << 8);
lvds->LVDSHT = vbios[i + 2] | (vbios[i + 3] << 8);
lvds->LVDSVT = vbios[i + 4] | (vbios[i + 5] << 8);
lvds->LVDSHDE = vbios[i + 6] | (vbios[i + 7] << 8);
lvds->LVDSVDE = vbios[i + 8] | (vbios[i + 9] << 8);
lvds->LVDSHFP = vbios[i + 10] | (vbios[i + 11] << 8);
lvds->LVDSVFP = vbios[i + 12] | (vbios[i + 13] << 8);
lvds->LVDSHSYNC = vbios[i + 14] | (vbios[i + 15] << 8);
lvds->LVDSVSYNC = vbios[i + 16] | (vbios[i + 17] << 8);
lvds->VCLKData1 = vbios[i + 18];
lvds->VCLKData2 = vbios[i + 19];
lvds->PSC_S1 = vbios[i + 20];
lvds->PSC_S2 = vbios[i + 21];
lvds->PSC_S3 = vbios[i + 22];
lvds->PSC_S4 = vbios[i + 23];
lvds->PSC_S5 = vbios[i + 24];
vfree(vbios);
return true;
error:
dev_err(&pdev->dev, "Video BIOS corrupted\n");
vfree(vbios);
return false;
}
static void XGINew_ChkSenseStatus(struct vb_device_info *pVBInfo)
{
unsigned short tempbx = 0, temp, tempcx, CR3CData;
temp = xgifb_reg_get(pVBInfo->P3d4, 0x32);
if (temp & Monitor1Sense)
tempbx |= ActiveCRT1;
if (temp & LCDSense)
tempbx |= ActiveLCD;
if (temp & Monitor2Sense)
tempbx |= ActiveCRT2;
if (temp & TVSense) {
tempbx |= ActiveTV;
if (temp & AVIDEOSense)
tempbx |= (ActiveAVideo << 8);
if (temp & SVIDEOSense)
tempbx |= (ActiveSVideo << 8);
if (temp & SCARTSense)
tempbx |= (ActiveSCART << 8);
if (temp & HiTVSense)
tempbx |= (ActiveHiTV << 8);
if (temp & YPbPrSense)
tempbx |= (ActiveYPbPr << 8);
}
tempcx = xgifb_reg_get(pVBInfo->P3d4, 0x3d);
tempcx |= (xgifb_reg_get(pVBInfo->P3d4, 0x3e) << 8);
if (tempbx & tempcx) {
CR3CData = xgifb_reg_get(pVBInfo->P3d4, 0x3c);
if (!(CR3CData & DisplayDeviceFromCMOS))
tempcx = 0x1FF0;
} else {
tempcx = 0x1FF0;
}
tempbx &= tempcx;
xgifb_reg_set(pVBInfo->P3d4, 0x3d, (tempbx & 0x00FF));
xgifb_reg_set(pVBInfo->P3d4, 0x3e, ((tempbx & 0xFF00) >> 8));
}
static void XGINew_SetModeScratch(struct vb_device_info *pVBInfo)
{
unsigned short temp, tempcl = 0, tempch = 0, CR31Data, CR38Data;
temp = xgifb_reg_get(pVBInfo->P3d4, 0x3d);
temp |= xgifb_reg_get(pVBInfo->P3d4, 0x3e) << 8;
temp |= (xgifb_reg_get(pVBInfo->P3d4, 0x31) & (DriverMode >> 8)) << 8;
if (pVBInfo->IF_DEF_CRT2Monitor == 1) {
if (temp & ActiveCRT2)
tempcl = SetCRT2ToRAMDAC;
}
if (temp & ActiveLCD) {
tempcl |= SetCRT2ToLCD;
if (temp & DriverMode) {
if (temp & ActiveTV) {
tempch = SetToLCDA | EnableDualEdge;
temp ^= SetCRT2ToLCD;
if ((temp >> 8) & ActiveAVideo)
tempcl |= SetCRT2ToAVIDEO;
if ((temp >> 8) & ActiveSVideo)
tempcl |= SetCRT2ToSVIDEO;
if ((temp >> 8) & ActiveSCART)
tempcl |= SetCRT2ToSCART;
if (pVBInfo->IF_DEF_HiVision == 1) {
if ((temp >> 8) & ActiveHiTV)
tempcl |= SetCRT2ToHiVision;
}
if (pVBInfo->IF_DEF_YPbPr == 1) {
if ((temp >> 8) & ActiveYPbPr)
tempch |= SetYPbPr;
}
}
}
} else {
if ((temp >> 8) & ActiveAVideo)
tempcl |= SetCRT2ToAVIDEO;
if ((temp >> 8) & ActiveSVideo)
tempcl |= SetCRT2ToSVIDEO;
if ((temp >> 8) & ActiveSCART)
tempcl |= SetCRT2ToSCART;
if (pVBInfo->IF_DEF_HiVision == 1) {
if ((temp >> 8) & ActiveHiTV)
tempcl |= SetCRT2ToHiVision;
}
if (pVBInfo->IF_DEF_YPbPr == 1) {
if ((temp >> 8) & ActiveYPbPr)
tempch |= SetYPbPr;
}
}
tempcl |= SetSimuScanMode;
if ((!(temp & ActiveCRT1)) && ((temp & ActiveLCD) || (temp & ActiveTV)
|| (temp & ActiveCRT2)))
tempcl ^= (SetSimuScanMode | SwitchCRT2);
if ((temp & ActiveLCD) && (temp & ActiveTV))
tempcl ^= (SetSimuScanMode | SwitchCRT2);
xgifb_reg_set(pVBInfo->P3d4, 0x30, tempcl);
CR31Data = xgifb_reg_get(pVBInfo->P3d4, 0x31);
CR31Data &= ~(SetNotSimuMode >> 8);
if (!(temp & ActiveCRT1))
CR31Data |= (SetNotSimuMode >> 8);
CR31Data &= ~(DisableCRT2Display >> 8);
if (!((temp & ActiveLCD) || (temp & ActiveTV) || (temp & ActiveCRT2)))
CR31Data |= (DisableCRT2Display >> 8);
xgifb_reg_set(pVBInfo->P3d4, 0x31, CR31Data);
CR38Data = xgifb_reg_get(pVBInfo->P3d4, 0x38);
CR38Data &= ~SetYPbPr;
CR38Data |= tempch;
xgifb_reg_set(pVBInfo->P3d4, 0x38, CR38Data);
}
static unsigned short XGINew_SenseLCD(struct xgi_hw_device_info
*HwDeviceExtension,
struct vb_device_info *pVBInfo)
{
unsigned short temp = HwDeviceExtension->ulCRT2LCDType;
switch (HwDeviceExtension->ulCRT2LCDType) {
case LCD_640x480:
case LCD_1024x600:
case LCD_1152x864:
case LCD_1280x960:
case LCD_1152x768:
case LCD_1920x1440:
case LCD_2048x1536:
temp = 0; /* overwrite used ulCRT2LCDType */
break;
case LCD_UNKNOWN: /* unknown lcd, do nothing */
return 0;
}
xgifb_reg_and_or(pVBInfo->P3d4, 0x36, 0xF0, temp);
return 1;
}
static void XGINew_GetXG21Sense(struct pci_dev *pdev,
struct vb_device_info *pVBInfo)
{
struct xgifb_video_info *xgifb_info = pci_get_drvdata(pdev);
unsigned char Temp;
if (xgifb_read_vbios(pdev)) { /* For XG21 LVDS */
xgifb_reg_or(pVBInfo->P3d4, 0x32, LCDSense);
/* LVDS on chip */
xgifb_reg_and_or(pVBInfo->P3d4, 0x38, ~0xE0, 0xC0);
} else {
/* Enable GPIOA/B read */
xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x03, 0x03);
Temp = xgifb_reg_get(pVBInfo->P3d4, 0x48) & 0xC0;
if (Temp == 0xC0) { /* DVI & DVO GPIOA/B pull high */
XGINew_SenseLCD(&xgifb_info->hw_info, pVBInfo);
xgifb_reg_or(pVBInfo->P3d4, 0x32, LCDSense);
/* Enable read GPIOF */
xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x20, 0x20);
if (xgifb_reg_get(pVBInfo->P3d4, 0x48) & 0x04)
Temp = 0xA0; /* Only DVO on chip */
else
Temp = 0x80; /* TMDS on chip */
xgifb_reg_and_or(pVBInfo->P3d4, 0x38, ~0xE0, Temp);
/* Disable read GPIOF */
xgifb_reg_and(pVBInfo->P3d4, 0x4A, ~0x20);
}
}
}
static void XGINew_GetXG27Sense(struct vb_device_info *pVBInfo)
{
unsigned char Temp, bCR4A;
bCR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
/* Enable GPIOA/B/C read */
xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x07, 0x07);
Temp = xgifb_reg_get(pVBInfo->P3d4, 0x48) & 0x07;
xgifb_reg_set(pVBInfo->P3d4, 0x4A, bCR4A);
if (Temp <= 0x02) {
/* LVDS setting */
xgifb_reg_and_or(pVBInfo->P3d4, 0x38, ~0xE0, 0xC0);
xgifb_reg_set(pVBInfo->P3d4, 0x30, 0x21);
} else {
/* TMDS/DVO setting */
xgifb_reg_and_or(pVBInfo->P3d4, 0x38, ~0xE0, 0xA0);
}
xgifb_reg_or(pVBInfo->P3d4, 0x32, LCDSense);
}
static unsigned char GetXG21FPBits(struct vb_device_info *pVBInfo)
{
unsigned char CR38, CR4A, temp;
CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
/* enable GPIOE read */
xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x10, 0x10);
CR38 = xgifb_reg_get(pVBInfo->P3d4, 0x38);
temp = 0;
if ((CR38 & 0xE0) > 0x80) {
temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);
temp &= 0x08;
temp >>= 3;
}
xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A);
return temp;
}
static unsigned char GetXG27FPBits(struct vb_device_info *pVBInfo)
{
unsigned char CR4A, temp;
CR4A = xgifb_reg_get(pVBInfo->P3d4, 0x4A);
/* enable GPIOA/B/C read */
xgifb_reg_and_or(pVBInfo->P3d4, 0x4A, ~0x03, 0x03);
temp = xgifb_reg_get(pVBInfo->P3d4, 0x48);
if (temp > 2)
temp = ((temp & 0x04) >> 1) | ((~temp) & 0x01);
xgifb_reg_set(pVBInfo->P3d4, 0x4A, CR4A);
return temp;
}
static bool xgifb_bridge_is_on(struct vb_device_info *vb_info)
{
u8 flag;
flag = xgifb_reg_get(vb_info->Part4Port, 0x00);
return flag == 1 || flag == 2;
}
unsigned char XGIInitNew(struct pci_dev *pdev)
{
struct xgifb_video_info *xgifb_info = pci_get_drvdata(pdev);
struct xgi_hw_device_info *HwDeviceExtension = &xgifb_info->hw_info;
struct vb_device_info VBINF;
struct vb_device_info *pVBInfo = &VBINF;
unsigned char i, temp = 0, temp1;
pVBInfo->FBAddr = HwDeviceExtension->pjVideoMemoryAddress;
if (!pVBInfo->FBAddr) {
dev_dbg(&pdev->dev, "pVBInfo->FBAddr == 0\n");
return 0;
}
XGIRegInit(pVBInfo, xgifb_info->vga_base);
outb(0x67, pVBInfo->P3c2);
InitTo330Pointer(HwDeviceExtension->jChipType, pVBInfo);
/* Openkey */
xgifb_reg_set(pVBInfo->P3c4, 0x05, 0x86);
/* GetXG21Sense (GPIO) */
if (HwDeviceExtension->jChipType == XG21)
XGINew_GetXG21Sense(pdev, pVBInfo);
if (HwDeviceExtension->jChipType == XG27)
XGINew_GetXG27Sense(pVBInfo);
/* Reset Extended register */
for (i = 0x06; i < 0x20; i++)
xgifb_reg_set(pVBInfo->P3c4, i, 0);
for (i = 0x21; i <= 0x27; i++)
xgifb_reg_set(pVBInfo->P3c4, i, 0);
for (i = 0x31; i <= 0x3B; i++)
xgifb_reg_set(pVBInfo->P3c4, i, 0);
/* Auto over driver for XG42 */
if (HwDeviceExtension->jChipType == XG42)
xgifb_reg_set(pVBInfo->P3c4, 0x3B, 0xC0);
for (i = 0x79; i <= 0x7C; i++)
xgifb_reg_set(pVBInfo->P3d4, i, 0);
if (HwDeviceExtension->jChipType >= XG20)
xgifb_reg_set(pVBInfo->P3d4, 0x97, pVBInfo->XGINew_CR97);
/* SetDefExt1Regs begin */
xgifb_reg_set(pVBInfo->P3c4, 0x07, XGI330_SR07);
if (HwDeviceExtension->jChipType == XG27) {
xgifb_reg_set(pVBInfo->P3c4, 0x40, XG27_SR40);
xgifb_reg_set(pVBInfo->P3c4, 0x41, XG27_SR41);
}
xgifb_reg_set(pVBInfo->P3c4, 0x11, 0x0F);
xgifb_reg_set(pVBInfo->P3c4, 0x1F, XGI330_SR1F);
/* Frame buffer can read/write SR20 */
xgifb_reg_set(pVBInfo->P3c4, 0x20, 0xA0);
/* H/W request for slow corner chip */
xgifb_reg_set(pVBInfo->P3c4, 0x36, 0x70);
if (HwDeviceExtension->jChipType == XG27)
xgifb_reg_set(pVBInfo->P3c4, 0x36, XG27_SR36);
if (HwDeviceExtension->jChipType < XG20) {
u32 Temp;
/* Set AGP customize registers (in SetDefAGPRegs) Start */
for (i = 0x47; i <= 0x4C; i++)
xgifb_reg_set(pVBInfo->P3d4,
i,
XGI340_AGPReg[i - 0x47]);
for (i = 0x70; i <= 0x71; i++)
xgifb_reg_set(pVBInfo->P3d4,
i,
XGI340_AGPReg[6 + i - 0x70]);
for (i = 0x74; i <= 0x77; i++)
xgifb_reg_set(pVBInfo->P3d4,
i,
XGI340_AGPReg[8 + i - 0x74]);
pci_read_config_dword(pdev, 0x50, &Temp);
Temp >>= 20;
Temp &= 0xF;
if (Temp == 1)
xgifb_reg_set(pVBInfo->P3d4, 0x48, 0x20); /* CR48 */
} /* != XG20 */
/* Set PCI */
xgifb_reg_set(pVBInfo->P3c4, 0x23, XGI330_SR23);
xgifb_reg_set(pVBInfo->P3c4, 0x24, XGI330_SR24);
xgifb_reg_set(pVBInfo->P3c4, 0x25, 0);
if (HwDeviceExtension->jChipType < XG20) {
/* Set VB */
XGI_UnLockCRT2(pVBInfo);
/* disable VideoCapture */
xgifb_reg_and_or(pVBInfo->Part0Port, 0x3F, 0xEF, 0x00);
xgifb_reg_set(pVBInfo->Part1Port, 0x00, 0x00);
/* chk if BCLK>=100MHz */
temp1 = xgifb_reg_get(pVBInfo->P3d4, 0x7B);
xgifb_reg_set(pVBInfo->Part1Port,
0x02, XGI330_CRT2Data_1_2);
xgifb_reg_set(pVBInfo->Part1Port, 0x2E, 0x08); /* use VB */
} /* != XG20 */
xgifb_reg_set(pVBInfo->P3c4, 0x27, 0x1F);
if ((HwDeviceExtension->jChipType == XG42) &&
XGINew_GetXG20DRAMType(HwDeviceExtension, pVBInfo) != 0) {
/* Not DDR */
xgifb_reg_set(pVBInfo->P3c4,
0x31,
(XGI330_SR31 & 0x3F) | 0x40);
xgifb_reg_set(pVBInfo->P3c4,
0x32,
(XGI330_SR32 & 0xFC) | 0x01);
} else {
xgifb_reg_set(pVBInfo->P3c4, 0x31, XGI330_SR31);
xgifb_reg_set(pVBInfo->P3c4, 0x32, XGI330_SR32);
}
xgifb_reg_set(pVBInfo->P3c4, 0x33, XGI330_SR33);
if (HwDeviceExtension->jChipType < XG20) {
if (xgifb_bridge_is_on(pVBInfo)) {
xgifb_reg_set(pVBInfo->Part2Port, 0x00, 0x1C);
xgifb_reg_set(pVBInfo->Part4Port,
0x0D, XGI330_CRT2Data_4_D);
xgifb_reg_set(pVBInfo->Part4Port,
0x0E, XGI330_CRT2Data_4_E);
xgifb_reg_set(pVBInfo->Part4Port,
0x10, XGI330_CRT2Data_4_10);
xgifb_reg_set(pVBInfo->Part4Port, 0x0F, 0x3F);
XGI_LockCRT2(pVBInfo);
}
} /* != XG20 */
XGI_SenseCRT1(pVBInfo);
if (HwDeviceExtension->jChipType == XG21) {
xgifb_reg_and_or(pVBInfo->P3d4,
0x32,
~Monitor1Sense,
Monitor1Sense); /* Z9 default has CRT */
temp = GetXG21FPBits(pVBInfo);
xgifb_reg_and_or(pVBInfo->P3d4, 0x37, ~0x01, temp);
}
if (HwDeviceExtension->jChipType == XG27) {
xgifb_reg_and_or(pVBInfo->P3d4,
0x32,
~Monitor1Sense,
Monitor1Sense); /* Z9 default has CRT */
temp = GetXG27FPBits(pVBInfo);
xgifb_reg_and_or(pVBInfo->P3d4, 0x37, ~0x03, temp);
}
pVBInfo->ram_type = XGINew_GetXG20DRAMType(HwDeviceExtension, pVBInfo);
XGINew_SetDRAMDefaultRegister340(HwDeviceExtension,
pVBInfo->P3d4,
pVBInfo);
XGINew_SetDRAMSize_340(xgifb_info, HwDeviceExtension, pVBInfo);
xgifb_reg_set(pVBInfo->P3c4, 0x22, 0xfa);
xgifb_reg_set(pVBInfo->P3c4, 0x21, 0xa3);
XGINew_ChkSenseStatus(pVBInfo);
XGINew_SetModeScratch(pVBInfo);
xgifb_reg_set(pVBInfo->P3d4, 0x8c, 0x87);
return 1;
} /* end of init */