2519 lines
63 KiB
C
2519 lines
63 KiB
C
/*
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* XG20, XG21, XG40, XG42 frame buffer device
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* for Linux kernels 2.5.x, 2.6.x
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* Base on TW's sis fbdev code.
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*/
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/* #include <linux/config.h> */
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#include <linux/module.h>
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#include <linux/moduleparam.h>
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#include <linux/kernel.h>
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#include <linux/spinlock.h>
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#include <linux/errno.h>
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#include <linux/string.h>
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#include <linux/mm.h>
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#include <linux/tty.h>
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#include <linux/slab.h>
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#include <linux/delay.h>
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#include <linux/fb.h>
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#include <linux/console.h>
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#include <linux/selection.h>
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#include <linux/ioport.h>
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#include <linux/init.h>
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#include <linux/pci.h>
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#include <linux/vmalloc.h>
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#include <linux/vt_kern.h>
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#include <linux/capability.h>
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#include <linux/fs.h>
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#include <linux/types.h>
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#include <linux/proc_fs.h>
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#include <linux/io.h>
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#ifdef CONFIG_MTRR
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#include <asm/mtrr.h>
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#endif
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#include "XGIfb.h"
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#include "vgatypes.h"
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#include "XGI_main.h"
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#include "vb_init.h"
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#include "vb_util.h"
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#include "vb_setmode.h"
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#define Index_CR_GPIO_Reg1 0x48
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#define Index_CR_GPIO_Reg3 0x4a
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#define GPIOG_EN (1<<6)
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#define GPIOG_READ (1<<1)
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#define XGIFB_ROM_SIZE 65536
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static char *mode;
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static int vesa = -1;
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/* -------------------- Macro definitions ---------------------------- */
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#undef XGIFBDEBUG
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#ifdef XGIFBDEBUG
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#define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __FUNCTION__ , ## args)
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#else
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#define DPRINTK(fmt, args...)
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#endif
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#ifdef XGIFBDEBUG
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static void dumpVGAReg(void)
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{
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u8 i, reg;
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xgifb_reg_set(XGISR, 0x05, 0x86);
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/*
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xgifb_reg_set(XGISR, 0x08, 0x4f);
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xgifb_reg_set(XGISR, 0x0f, 0x20);
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xgifb_reg_set(XGISR, 0x11, 0x4f);
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xgifb_reg_set(XGISR, 0x13, 0x45);
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xgifb_reg_set(XGISR, 0x14, 0x51);
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xgifb_reg_set(XGISR, 0x1e, 0x41);
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xgifb_reg_set(XGISR, 0x1f, 0x0);
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xgifb_reg_set(XGISR, 0x20, 0xa1);
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xgifb_reg_set(XGISR, 0x22, 0xfb);
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xgifb_reg_set(XGISR, 0x26, 0x22);
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xgifb_reg_set(XGISR, 0x3e, 0x07);
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*/
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/* xgifb_reg_set(XGICR, 0x19, 0x00); */
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/* xgifb_reg_set(XGICR, 0x1a, 0x3C); */
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/* xgifb_reg_set(XGICR, 0x22, 0xff); */
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/* xgifb_reg_set(XGICR, 0x3D, 0x10); */
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/* xgifb_reg_set(XGICR, 0x4a, 0xf3); */
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/* xgifb_reg_set(XGICR, 0x57, 0x0); */
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/* xgifb_reg_set(XGICR, 0x7a, 0x2c); */
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/* xgifb_reg_set(XGICR, 0x82, 0xcc); */
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/* xgifb_reg_set(XGICR, 0x8c, 0x0); */
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/*
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xgifb_reg_set(XGICR, 0x99, 0x1);
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xgifb_reg_set(XGICR, 0x41, 0x40);
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*/
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for (i = 0; i < 0x4f; i++) {
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reg = xgifb_reg_get(XGISR, i);
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printk("\no 3c4 %x", i);
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printk("\ni 3c5 => %x", reg);
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}
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for (i = 0; i < 0xF0; i++) {
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reg = xgifb_reg_get(XGICR, i);
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printk("\no 3d4 %x", i);
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printk("\ni 3d5 => %x", reg);
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}
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/*
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xgifb_reg_set(XGIPART1,0x2F,1);
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for (i=1; i < 0x50; i++) {
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reg = xgifb_reg_get(XGIPART1, i);
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printk("\no d004 %x", i);
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printk("\ni d005 => %x", reg);
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}
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for (i=0; i < 0x50; i++) {
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reg = xgifb_reg_get(XGIPART2, i);
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printk("\no d010 %x", i);
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printk("\ni d011 => %x", reg);
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}
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for (i=0; i < 0x50; i++) {
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reg = xgifb_reg_get(XGIPART3, i);
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printk("\no d012 %x",i);
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printk("\ni d013 => %x",reg);
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}
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for (i=0; i < 0x50; i++) {
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reg = xgifb_reg_get(XGIPART4, i);
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printk("\no d014 %x",i);
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printk("\ni d015 => %x",reg);
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}
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*/
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}
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#else
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static inline void dumpVGAReg(void)
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{
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}
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#endif
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/* data for XGI components */
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struct video_info xgi_video_info;
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#if 1
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#define DEBUGPRN(x)
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#else
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#define DEBUGPRN(x) printk(KERN_INFO x "\n");
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#endif
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/* --------------- Hardware Access Routines -------------------------- */
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static int XGIfb_mode_rate_to_dclock(struct vb_device_info *XGI_Pr,
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struct xgi_hw_device_info *HwDeviceExtension,
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unsigned char modeno, unsigned char rateindex)
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{
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unsigned short ModeNo = modeno;
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unsigned short ModeIdIndex = 0, ClockIndex = 0;
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unsigned short RefreshRateTableIndex = 0;
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/* unsigned long temp = 0; */
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int Clock;
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XGI_Pr->ROMAddr = HwDeviceExtension->pjVirtualRomBase;
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InitTo330Pointer(HwDeviceExtension->jChipType, XGI_Pr);
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RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo,
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ModeIdIndex, XGI_Pr);
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/*
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temp = XGI_SearchModeID(ModeNo , &ModeIdIndex, XGI_Pr) ;
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if (!temp) {
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printk(KERN_ERR "Could not find mode %x\n", ModeNo);
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return 65000;
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}
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RefreshRateTableIndex = XGI_Pr->EModeIDTable[ModeIdIndex].REFindex;
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RefreshRateTableIndex += (rateindex - 1);
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*/
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ClockIndex = XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_CRTVCLK;
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Clock = XGI_Pr->VCLKData[ClockIndex].CLOCK * 1000;
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return Clock;
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}
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static int XGIfb_mode_rate_to_ddata(struct vb_device_info *XGI_Pr,
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struct xgi_hw_device_info *HwDeviceExtension,
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unsigned char modeno, unsigned char rateindex,
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u32 *left_margin, u32 *right_margin, u32 *upper_margin,
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u32 *lower_margin, u32 *hsync_len, u32 *vsync_len, u32 *sync,
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u32 *vmode)
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{
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unsigned short ModeNo = modeno;
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unsigned short ModeIdIndex = 0, index = 0;
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unsigned short RefreshRateTableIndex = 0;
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unsigned short VRE, VBE, VRS, VBS, VDE, VT;
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unsigned short HRE, HBE, HRS, HBS, HDE, HT;
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unsigned char sr_data, cr_data, cr_data2;
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unsigned long cr_data3;
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int A, B, C, D, E, F, temp, j;
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XGI_Pr->ROMAddr = HwDeviceExtension->pjVirtualRomBase;
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InitTo330Pointer(HwDeviceExtension->jChipType, XGI_Pr);
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RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo,
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ModeIdIndex, XGI_Pr);
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/*
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temp = XGI_SearchModeID(ModeNo, &ModeIdIndex, XGI_Pr);
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if (!temp)
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return 0;
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RefreshRateTableIndex = XGI_Pr->EModeIDTable[ModeIdIndex].REFindex;
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RefreshRateTableIndex += (rateindex - 1);
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*/
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index = XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC;
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sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[5];
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[0];
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/* Horizontal total */
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HT = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x03) << 8);
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A = HT + 5;
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/*
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[1];
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Horizontal display enable end
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HDE = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x0C) << 6);
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*/
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HDE = (XGI_Pr->RefIndex[RefreshRateTableIndex].XRes >> 3) - 1;
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E = HDE + 1;
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[3];
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/* Horizontal retrace (=sync) start */
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HRS = (cr_data & 0xff) | ((unsigned short) (sr_data & 0xC0) << 2);
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F = HRS - E - 3;
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[1];
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/* Horizontal blank start */
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HBS = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x30) << 4);
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sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[6];
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[2];
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cr_data2 = XGI_Pr->XGINEWUB_CRT1Table[index].CR[4];
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/* Horizontal blank end */
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HBE = (cr_data & 0x1f) | ((unsigned short) (cr_data2 & 0x80) >> 2)
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| ((unsigned short) (sr_data & 0x03) << 6);
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/* Horizontal retrace (=sync) end */
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HRE = (cr_data2 & 0x1f) | ((sr_data & 0x04) << 3);
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temp = HBE - ((E - 1) & 255);
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B = (temp > 0) ? temp : (temp + 256);
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temp = HRE - ((E + F + 3) & 63);
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C = (temp > 0) ? temp : (temp + 64);
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D = B - F - C;
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*left_margin = D * 8;
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*right_margin = F * 8;
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*hsync_len = C * 8;
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sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[14];
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[8];
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cr_data2 = XGI_Pr->XGINEWUB_CRT1Table[index].CR[9];
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/* Vertical total */
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VT = (cr_data & 0xFF) | ((unsigned short) (cr_data2 & 0x01) << 8)
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| ((unsigned short) (cr_data2 & 0x20) << 4)
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| ((unsigned short) (sr_data & 0x01) << 10);
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A = VT + 2;
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/* cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[10]; */
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/* Vertical display enable end */
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/*
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VDE = (cr_data & 0xff) |
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((unsigned short) (cr_data2 & 0x02) << 7) |
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((unsigned short) (cr_data2 & 0x40) << 3) |
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((unsigned short) (sr_data & 0x02) << 9);
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*/
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VDE = XGI_Pr->RefIndex[RefreshRateTableIndex].YRes - 1;
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E = VDE + 1;
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[10];
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/* Vertical retrace (=sync) start */
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VRS = (cr_data & 0xff) | ((unsigned short) (cr_data2 & 0x04) << 6)
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| ((unsigned short) (cr_data2 & 0x80) << 2)
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| ((unsigned short) (sr_data & 0x08) << 7);
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F = VRS + 1 - E;
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[12];
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cr_data3 = (XGI_Pr->XGINEWUB_CRT1Table[index].CR[14] & 0x80) << 5;
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/* Vertical blank start */
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VBS = (cr_data & 0xff) | ((unsigned short) (cr_data2 & 0x08) << 5)
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| ((unsigned short) (cr_data3 & 0x20) << 4)
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| ((unsigned short) (sr_data & 0x04) << 8);
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[13];
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/* Vertical blank end */
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VBE = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x10) << 4);
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temp = VBE - ((E - 1) & 511);
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B = (temp > 0) ? temp : (temp + 512);
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cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[11];
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/* Vertical retrace (=sync) end */
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VRE = (cr_data & 0x0f) | ((sr_data & 0x20) >> 1);
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temp = VRE - ((E + F - 1) & 31);
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C = (temp > 0) ? temp : (temp + 32);
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D = B - F - C;
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*upper_margin = D;
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*lower_margin = F;
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*vsync_len = C;
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if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x8000)
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*sync &= ~FB_SYNC_VERT_HIGH_ACT;
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else
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*sync |= FB_SYNC_VERT_HIGH_ACT;
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if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x4000)
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*sync &= ~FB_SYNC_HOR_HIGH_ACT;
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else
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*sync |= FB_SYNC_HOR_HIGH_ACT;
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*vmode = FB_VMODE_NONINTERLACED;
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if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x0080)
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*vmode = FB_VMODE_INTERLACED;
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else {
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j = 0;
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while (XGI_Pr->EModeIDTable[j].Ext_ModeID != 0xff) {
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if (XGI_Pr->EModeIDTable[j].Ext_ModeID ==
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XGI_Pr->RefIndex[RefreshRateTableIndex].ModeID) {
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if (XGI_Pr->EModeIDTable[j].Ext_ModeFlag &
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DoubleScanMode) {
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*vmode = FB_VMODE_DOUBLE;
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}
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break;
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}
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j++;
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}
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}
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return 1;
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}
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static void XGIRegInit(struct vb_device_info *XGI_Pr, unsigned long BaseAddr)
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{
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XGI_Pr->RelIO = BaseAddr;
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XGI_Pr->P3c4 = BaseAddr + 0x14;
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XGI_Pr->P3d4 = BaseAddr + 0x24;
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XGI_Pr->P3c0 = BaseAddr + 0x10;
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XGI_Pr->P3ce = BaseAddr + 0x1e;
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XGI_Pr->P3c2 = BaseAddr + 0x12;
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XGI_Pr->P3ca = BaseAddr + 0x1a;
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XGI_Pr->P3c6 = BaseAddr + 0x16;
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XGI_Pr->P3c7 = BaseAddr + 0x17;
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XGI_Pr->P3c8 = BaseAddr + 0x18;
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XGI_Pr->P3c9 = BaseAddr + 0x19;
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XGI_Pr->P3da = BaseAddr + 0x2A;
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/* Digital video interface registers (LCD) */
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XGI_Pr->Part1Port = BaseAddr + XGI_CRT2_PORT_04;
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/* 301 TV Encoder registers */
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XGI_Pr->Part2Port = BaseAddr + XGI_CRT2_PORT_10;
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/* 301 Macrovision registers */
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XGI_Pr->Part3Port = BaseAddr + XGI_CRT2_PORT_12;
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/* 301 VGA2 (and LCD) registers */
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XGI_Pr->Part4Port = BaseAddr + XGI_CRT2_PORT_14;
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/* 301 palette address port registers */
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XGI_Pr->Part5Port = BaseAddr + XGI_CRT2_PORT_14 + 2;
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}
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/* ------------ Interface for init & mode switching code ------------- */
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static unsigned char XGIfb_query_VGA_config_space(
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struct xgi_hw_device_info *pXGIhw_ext, unsigned long offset,
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unsigned long set, unsigned long *value)
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{
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static struct pci_dev *pdev;
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static unsigned char init, valid_pdev;
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if (!set)
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DPRINTK("XGIfb: Get VGA offset 0x%lx\n", offset);
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else
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DPRINTK("XGIfb: Set offset 0x%lx to 0x%lx\n", offset, *value);
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if (!init) {
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init = 1;
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pdev = pci_get_device(PCI_VENDOR_ID_XG, xgi_video_info.chip_id,
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pdev);
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if (pdev) {
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valid_pdev = 1;
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pci_dev_put(pdev);
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}
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}
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if (!valid_pdev) {
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printk(KERN_DEBUG "XGIfb: Can't find XGI %d VGA device.\n",
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xgi_video_info.chip_id);
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return 0;
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}
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if (set == 0)
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pci_read_config_dword(pdev, offset, (u32 *) value);
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else
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pci_write_config_dword(pdev, offset, (u32)(*value));
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return 1;
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}
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/* ------------------ Internal helper routines ----------------- */
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static int XGIfb_GetXG21DefaultLVDSModeIdx(void)
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{
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int found_mode = 0;
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int XGIfb_mode_idx = 0;
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found_mode = 0;
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while ((XGIbios_mode[XGIfb_mode_idx].mode_no != 0)
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&& (XGIbios_mode[XGIfb_mode_idx].xres
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<= XGI21_LCDCapList[0].LVDSHDE)) {
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if ((XGIbios_mode[XGIfb_mode_idx].xres
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== XGI21_LCDCapList[0].LVDSHDE)
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&& (XGIbios_mode[XGIfb_mode_idx].yres
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== XGI21_LCDCapList[0].LVDSVDE)
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&& (XGIbios_mode[XGIfb_mode_idx].bpp == 8)) {
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XGIfb_mode_no = XGIbios_mode[XGIfb_mode_idx].mode_no;
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found_mode = 1;
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break;
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}
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XGIfb_mode_idx++;
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}
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if (!found_mode)
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XGIfb_mode_idx = -1;
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return XGIfb_mode_idx;
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}
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static void XGIfb_search_mode(const char *name)
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{
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int i = 0, j = 0, l;
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|
|
|
while (XGIbios_mode[i].mode_no != 0) {
|
|
l = min(strlen(name), strlen(XGIbios_mode[i].name));
|
|
if (!strncmp(name, XGIbios_mode[i].name, l)) {
|
|
xgifb_mode_idx = i;
|
|
j = 1;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
if (!j)
|
|
printk(KERN_INFO "XGIfb: Invalid mode '%s'\n", name);
|
|
}
|
|
|
|
static void XGIfb_search_vesamode(unsigned int vesamode)
|
|
{
|
|
int i = 0, j = 0;
|
|
|
|
if (vesamode == 0)
|
|
goto invalid;
|
|
|
|
vesamode &= 0x1dff; /* Clean VESA mode number from other flags */
|
|
|
|
while (XGIbios_mode[i].mode_no != 0) {
|
|
if ((XGIbios_mode[i].vesa_mode_no_1 == vesamode) ||
|
|
(XGIbios_mode[i].vesa_mode_no_2 == vesamode)) {
|
|
xgifb_mode_idx = i;
|
|
j = 1;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
|
|
invalid:
|
|
if (!j)
|
|
printk(KERN_INFO "XGIfb: Invalid VESA mode 0x%x'\n", vesamode);
|
|
}
|
|
|
|
static int XGIfb_GetXG21LVDSData(void)
|
|
{
|
|
u8 tmp;
|
|
unsigned char *pData;
|
|
int i, j, k;
|
|
|
|
tmp = xgifb_reg_get(XGISR, 0x1e);
|
|
xgifb_reg_set(XGISR, 0x1e, tmp | 4);
|
|
|
|
pData = xgi_video_info.mmio_vbase + 0x20000;
|
|
if ((pData[0x0] == 0x55) &&
|
|
(pData[0x1] == 0xAA) &&
|
|
(pData[0x65] & 0x1)) {
|
|
i = pData[0x316] | (pData[0x317] << 8);
|
|
j = pData[i - 1];
|
|
if (j == 0xff)
|
|
j = 1;
|
|
|
|
k = 0;
|
|
do {
|
|
XGI21_LCDCapList[k].LVDS_Capability = pData[i]
|
|
| (pData[i + 1] << 8);
|
|
XGI21_LCDCapList[k].LVDSHT = pData[i + 2] | (pData[i
|
|
+ 3] << 8);
|
|
XGI21_LCDCapList[k].LVDSVT = pData[i + 4] | (pData[i
|
|
+ 5] << 8);
|
|
XGI21_LCDCapList[k].LVDSHDE = pData[i + 6] | (pData[i
|
|
+ 7] << 8);
|
|
XGI21_LCDCapList[k].LVDSVDE = pData[i + 8] | (pData[i
|
|
+ 9] << 8);
|
|
XGI21_LCDCapList[k].LVDSHFP = pData[i + 10] | (pData[i
|
|
+ 11] << 8);
|
|
XGI21_LCDCapList[k].LVDSVFP = pData[i + 12] | (pData[i
|
|
+ 13] << 8);
|
|
XGI21_LCDCapList[k].LVDSHSYNC = pData[i + 14]
|
|
| (pData[i + 15] << 8);
|
|
XGI21_LCDCapList[k].LVDSVSYNC = pData[i + 16]
|
|
| (pData[i + 17] << 8);
|
|
XGI21_LCDCapList[k].VCLKData1 = pData[i + 18];
|
|
XGI21_LCDCapList[k].VCLKData2 = pData[i + 19];
|
|
XGI21_LCDCapList[k].PSC_S1 = pData[i + 20];
|
|
XGI21_LCDCapList[k].PSC_S2 = pData[i + 21];
|
|
XGI21_LCDCapList[k].PSC_S3 = pData[i + 22];
|
|
XGI21_LCDCapList[k].PSC_S4 = pData[i + 23];
|
|
XGI21_LCDCapList[k].PSC_S5 = pData[i + 24];
|
|
i += 25;
|
|
j--;
|
|
k++;
|
|
} while ((j > 0) && (k < (sizeof(XGI21_LCDCapList)
|
|
/ sizeof(struct XGI21_LVDSCapStruct))));
|
|
return 1;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_validate_mode(int myindex)
|
|
{
|
|
u16 xres, yres;
|
|
|
|
if (xgi_video_info.chip == XG21) {
|
|
if ((xgi_video_info.disp_state & DISPTYPE_DISP2)
|
|
== DISPTYPE_LCD) {
|
|
xres = XGI21_LCDCapList[0].LVDSHDE;
|
|
yres = XGI21_LCDCapList[0].LVDSVDE;
|
|
if (XGIbios_mode[myindex].xres > xres)
|
|
return -1;
|
|
if (XGIbios_mode[myindex].yres > yres)
|
|
return -1;
|
|
if ((XGIbios_mode[myindex].xres < xres) &&
|
|
(XGIbios_mode[myindex].yres < yres)) {
|
|
if (XGIbios_mode[myindex].bpp > 8)
|
|
return -1;
|
|
}
|
|
|
|
}
|
|
return myindex;
|
|
|
|
}
|
|
|
|
/* FIXME: for now, all is valid on XG27 */
|
|
if (xgi_video_info.chip == XG27)
|
|
return myindex;
|
|
|
|
if (!(XGIbios_mode[myindex].chipset & MD_XGI315))
|
|
return -1;
|
|
|
|
switch (xgi_video_info.disp_state & DISPTYPE_DISP2) {
|
|
case DISPTYPE_LCD:
|
|
switch (XGIhw_ext.ulCRT2LCDType) {
|
|
case LCD_640x480:
|
|
xres = 640;
|
|
yres = 480;
|
|
break;
|
|
case LCD_800x600:
|
|
xres = 800;
|
|
yres = 600;
|
|
break;
|
|
case LCD_1024x600:
|
|
xres = 1024;
|
|
yres = 600;
|
|
break;
|
|
case LCD_1024x768:
|
|
xres = 1024;
|
|
yres = 768;
|
|
break;
|
|
case LCD_1152x768:
|
|
xres = 1152;
|
|
yres = 768;
|
|
break;
|
|
case LCD_1280x960:
|
|
xres = 1280;
|
|
yres = 960;
|
|
break;
|
|
case LCD_1280x768:
|
|
xres = 1280;
|
|
yres = 768;
|
|
break;
|
|
case LCD_1280x1024:
|
|
xres = 1280;
|
|
yres = 1024;
|
|
break;
|
|
case LCD_1400x1050:
|
|
xres = 1400;
|
|
yres = 1050;
|
|
break;
|
|
case LCD_1600x1200:
|
|
xres = 1600;
|
|
yres = 1200;
|
|
break;
|
|
/* case LCD_320x480: */ /* TW: FSTN */
|
|
/*
|
|
xres = 320;
|
|
yres = 480;
|
|
break;
|
|
*/
|
|
default:
|
|
xres = 0;
|
|
yres = 0;
|
|
break;
|
|
}
|
|
if (XGIbios_mode[myindex].xres > xres)
|
|
return -1;
|
|
if (XGIbios_mode[myindex].yres > yres)
|
|
return -1;
|
|
if ((XGIhw_ext.ulExternalChip == 0x01) || /* LVDS */
|
|
(XGIhw_ext.ulExternalChip == 0x05)) { /* LVDS+Chrontel */
|
|
switch (XGIbios_mode[myindex].xres) {
|
|
case 512:
|
|
if (XGIbios_mode[myindex].yres != 512)
|
|
return -1;
|
|
if (XGIhw_ext.ulCRT2LCDType == LCD_1024x600)
|
|
return -1;
|
|
break;
|
|
case 640:
|
|
if ((XGIbios_mode[myindex].yres != 400)
|
|
&& (XGIbios_mode[myindex].yres
|
|
!= 480))
|
|
return -1;
|
|
break;
|
|
case 800:
|
|
if (XGIbios_mode[myindex].yres != 600)
|
|
return -1;
|
|
break;
|
|
case 1024:
|
|
if ((XGIbios_mode[myindex].yres != 600) &&
|
|
(XGIbios_mode[myindex].yres != 768))
|
|
return -1;
|
|
if ((XGIbios_mode[myindex].yres == 600) &&
|
|
(XGIhw_ext.ulCRT2LCDType != LCD_1024x600))
|
|
return -1;
|
|
break;
|
|
case 1152:
|
|
if ((XGIbios_mode[myindex].yres) != 768)
|
|
return -1;
|
|
if (XGIhw_ext.ulCRT2LCDType != LCD_1152x768)
|
|
return -1;
|
|
break;
|
|
case 1280:
|
|
if ((XGIbios_mode[myindex].yres != 768) &&
|
|
(XGIbios_mode[myindex].yres != 1024))
|
|
return -1;
|
|
if ((XGIbios_mode[myindex].yres == 768) &&
|
|
(XGIhw_ext.ulCRT2LCDType != LCD_1280x768))
|
|
return -1;
|
|
break;
|
|
case 1400:
|
|
if (XGIbios_mode[myindex].yres != 1050)
|
|
return -1;
|
|
break;
|
|
case 1600:
|
|
if (XGIbios_mode[myindex].yres != 1200)
|
|
return -1;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
} else {
|
|
switch (XGIbios_mode[myindex].xres) {
|
|
case 512:
|
|
if (XGIbios_mode[myindex].yres != 512)
|
|
return -1;
|
|
break;
|
|
case 640:
|
|
if ((XGIbios_mode[myindex].yres != 400) &&
|
|
(XGIbios_mode[myindex].yres != 480))
|
|
return -1;
|
|
break;
|
|
case 800:
|
|
if (XGIbios_mode[myindex].yres != 600)
|
|
return -1;
|
|
break;
|
|
case 1024:
|
|
if (XGIbios_mode[myindex].yres != 768)
|
|
return -1;
|
|
break;
|
|
case 1280:
|
|
if ((XGIbios_mode[myindex].yres != 960) &&
|
|
(XGIbios_mode[myindex].yres != 1024))
|
|
return -1;
|
|
if (XGIbios_mode[myindex].yres == 960) {
|
|
if (XGIhw_ext.ulCRT2LCDType ==
|
|
LCD_1400x1050)
|
|
return -1;
|
|
}
|
|
break;
|
|
case 1400:
|
|
if (XGIbios_mode[myindex].yres != 1050)
|
|
return -1;
|
|
break;
|
|
case 1600:
|
|
if (XGIbios_mode[myindex].yres != 1200)
|
|
return -1;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
}
|
|
break;
|
|
case DISPTYPE_TV:
|
|
switch (XGIbios_mode[myindex].xres) {
|
|
case 512:
|
|
case 640:
|
|
case 800:
|
|
break;
|
|
case 720:
|
|
if (xgi_video_info.TV_type == TVMODE_NTSC) {
|
|
if (XGIbios_mode[myindex].yres != 480)
|
|
return -1;
|
|
} else if (xgi_video_info.TV_type == TVMODE_PAL) {
|
|
if (XGIbios_mode[myindex].yres != 576)
|
|
return -1;
|
|
}
|
|
/* TW: LVDS/CHRONTEL does not support 720 */
|
|
if (xgi_video_info.hasVB == HASVB_LVDS_CHRONTEL ||
|
|
xgi_video_info.hasVB == HASVB_CHRONTEL) {
|
|
return -1;
|
|
}
|
|
break;
|
|
case 1024:
|
|
if (xgi_video_info.TV_type == TVMODE_NTSC) {
|
|
if (XGIbios_mode[myindex].bpp == 32)
|
|
return -1;
|
|
}
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
break;
|
|
case DISPTYPE_CRT2:
|
|
if (XGIbios_mode[myindex].xres > 1280)
|
|
return -1;
|
|
break;
|
|
}
|
|
return myindex;
|
|
|
|
}
|
|
|
|
static void XGIfb_search_crt2type(const char *name)
|
|
{
|
|
int i = 0;
|
|
|
|
if (name == NULL)
|
|
return;
|
|
|
|
while (XGI_crt2type[i].type_no != -1) {
|
|
if (!strcmp(name, XGI_crt2type[i].name)) {
|
|
XGIfb_crt2type = XGI_crt2type[i].type_no;
|
|
XGIfb_tvplug = XGI_crt2type[i].tvplug_no;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
if (XGIfb_crt2type < 0)
|
|
printk(KERN_INFO "XGIfb: Invalid CRT2 type: %s\n", name);
|
|
}
|
|
|
|
static u8 XGIfb_search_refresh_rate(unsigned int rate)
|
|
{
|
|
u16 xres, yres;
|
|
int i = 0;
|
|
|
|
xres = XGIbios_mode[xgifb_mode_idx].xres;
|
|
yres = XGIbios_mode[xgifb_mode_idx].yres;
|
|
|
|
XGIfb_rate_idx = 0;
|
|
while ((XGIfb_vrate[i].idx != 0) && (XGIfb_vrate[i].xres <= xres)) {
|
|
if ((XGIfb_vrate[i].xres == xres) &&
|
|
(XGIfb_vrate[i].yres == yres)) {
|
|
if (XGIfb_vrate[i].refresh == rate) {
|
|
XGIfb_rate_idx = XGIfb_vrate[i].idx;
|
|
break;
|
|
} else if (XGIfb_vrate[i].refresh > rate) {
|
|
if ((XGIfb_vrate[i].refresh - rate) <= 3) {
|
|
DPRINTK("XGIfb: Adjusting rate from %d up to %d\n",
|
|
rate, XGIfb_vrate[i].refresh);
|
|
XGIfb_rate_idx = XGIfb_vrate[i].idx;
|
|
xgi_video_info.refresh_rate =
|
|
XGIfb_vrate[i].refresh;
|
|
} else if (((rate - XGIfb_vrate[i - 1].refresh)
|
|
<= 2) && (XGIfb_vrate[i].idx
|
|
!= 1)) {
|
|
DPRINTK("XGIfb: Adjusting rate from %d down to %d\n",
|
|
rate, XGIfb_vrate[i-1].refresh);
|
|
XGIfb_rate_idx = XGIfb_vrate[i - 1].idx;
|
|
xgi_video_info.refresh_rate =
|
|
XGIfb_vrate[i - 1].refresh;
|
|
}
|
|
break;
|
|
} else if ((rate - XGIfb_vrate[i].refresh) <= 2) {
|
|
DPRINTK("XGIfb: Adjusting rate from %d down to %d\n",
|
|
rate, XGIfb_vrate[i].refresh);
|
|
XGIfb_rate_idx = XGIfb_vrate[i].idx;
|
|
break;
|
|
}
|
|
}
|
|
i++;
|
|
}
|
|
if (XGIfb_rate_idx > 0) {
|
|
return XGIfb_rate_idx;
|
|
} else {
|
|
printk(KERN_INFO "XGIfb: Unsupported rate %d for %dx%d\n",
|
|
rate, xres, yres);
|
|
return 0;
|
|
}
|
|
}
|
|
|
|
static void XGIfb_search_tvstd(const char *name)
|
|
{
|
|
int i = 0;
|
|
|
|
if (name == NULL)
|
|
return;
|
|
|
|
while (XGI_tvtype[i].type_no != -1) {
|
|
if (!strcmp(name, XGI_tvtype[i].name)) {
|
|
XGIfb_tvmode = XGI_tvtype[i].type_no;
|
|
break;
|
|
}
|
|
i++;
|
|
}
|
|
}
|
|
|
|
/* ----------- FBDev related routines for all series ----------- */
|
|
|
|
static void XGIfb_bpp_to_var(struct fb_var_screeninfo *var)
|
|
{
|
|
switch (var->bits_per_pixel) {
|
|
case 8:
|
|
var->red.offset = var->green.offset = var->blue.offset = 0;
|
|
var->red.length = var->green.length = var->blue.length = 6;
|
|
xgi_video_info.video_cmap_len = 256;
|
|
break;
|
|
case 16:
|
|
var->red.offset = 11;
|
|
var->red.length = 5;
|
|
var->green.offset = 5;
|
|
var->green.length = 6;
|
|
var->blue.offset = 0;
|
|
var->blue.length = 5;
|
|
var->transp.offset = 0;
|
|
var->transp.length = 0;
|
|
xgi_video_info.video_cmap_len = 16;
|
|
break;
|
|
case 32:
|
|
var->red.offset = 16;
|
|
var->red.length = 8;
|
|
var->green.offset = 8;
|
|
var->green.length = 8;
|
|
var->blue.offset = 0;
|
|
var->blue.length = 8;
|
|
var->transp.offset = 24;
|
|
var->transp.length = 8;
|
|
xgi_video_info.video_cmap_len = 16;
|
|
break;
|
|
}
|
|
}
|
|
|
|
/* --------------------- SetMode routines ------------------------- */
|
|
|
|
static void XGIfb_pre_setmode(void)
|
|
{
|
|
u8 cr30 = 0, cr31 = 0;
|
|
|
|
cr31 = xgifb_reg_get(XGICR, 0x31);
|
|
cr31 &= ~0x60;
|
|
|
|
switch (xgi_video_info.disp_state & DISPTYPE_DISP2) {
|
|
case DISPTYPE_CRT2:
|
|
cr30 = (XGI_VB_OUTPUT_CRT2 | XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
cr31 |= XGI_DRIVER_MODE;
|
|
break;
|
|
case DISPTYPE_LCD:
|
|
cr30 = (XGI_VB_OUTPUT_LCD | XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
cr31 |= XGI_DRIVER_MODE;
|
|
break;
|
|
case DISPTYPE_TV:
|
|
if (xgi_video_info.TV_type == TVMODE_HIVISION)
|
|
cr30 = (XGI_VB_OUTPUT_HIVISION
|
|
| XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
else if (xgi_video_info.TV_plug == TVPLUG_SVIDEO)
|
|
cr30 = (XGI_VB_OUTPUT_SVIDEO
|
|
| XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
else if (xgi_video_info.TV_plug == TVPLUG_COMPOSITE)
|
|
cr30 = (XGI_VB_OUTPUT_COMPOSITE
|
|
| XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
else if (xgi_video_info.TV_plug == TVPLUG_SCART)
|
|
cr30 = (XGI_VB_OUTPUT_SCART
|
|
| XGI_SIMULTANEOUS_VIEW_ENABLE);
|
|
cr31 |= XGI_DRIVER_MODE;
|
|
|
|
if (XGIfb_tvmode == 1 || xgi_video_info.TV_type == TVMODE_PAL)
|
|
cr31 |= 0x01;
|
|
else
|
|
cr31 &= ~0x01;
|
|
break;
|
|
default: /* disable CRT2 */
|
|
cr30 = 0x00;
|
|
cr31 |= (XGI_DRIVER_MODE | XGI_VB_OUTPUT_DISABLE);
|
|
}
|
|
|
|
xgifb_reg_set(XGICR, IND_XGI_SCRATCH_REG_CR30, cr30);
|
|
xgifb_reg_set(XGICR, IND_XGI_SCRATCH_REG_CR31, cr31);
|
|
xgifb_reg_set(XGICR, IND_XGI_SCRATCH_REG_CR33, (XGIfb_rate_idx & 0x0F));
|
|
}
|
|
|
|
static void XGIfb_post_setmode(void)
|
|
{
|
|
u8 reg;
|
|
unsigned char doit = 1;
|
|
/*
|
|
xgifb_reg_set(XGISR,IND_XGI_PASSWORD,XGI_PASSWORD);
|
|
xgifb_reg_set(XGICR, 0x13, 0x00);
|
|
xgifb_reg_and_or(XGISR,0x0E, 0xF0, 0x01);
|
|
*test*
|
|
*/
|
|
if (xgi_video_info.video_bpp == 8) {
|
|
/* TW: We can't switch off CRT1 on LVDS/Chrontel
|
|
* in 8bpp Modes */
|
|
if ((xgi_video_info.hasVB == HASVB_LVDS) ||
|
|
(xgi_video_info.hasVB == HASVB_LVDS_CHRONTEL)) {
|
|
doit = 0;
|
|
}
|
|
/* TW: We can't switch off CRT1 on 301B-DH
|
|
* in 8bpp Modes if using LCD */
|
|
if (xgi_video_info.disp_state & DISPTYPE_LCD)
|
|
doit = 0;
|
|
}
|
|
|
|
/* TW: We can't switch off CRT1 if bridge is in slave mode */
|
|
if (xgi_video_info.hasVB != HASVB_NONE) {
|
|
reg = xgifb_reg_get(XGIPART1, 0x00);
|
|
|
|
if ((reg & 0x50) == 0x10)
|
|
doit = 0;
|
|
|
|
} else {
|
|
XGIfb_crt1off = 0;
|
|
}
|
|
|
|
reg = xgifb_reg_get(XGICR, 0x17);
|
|
if ((XGIfb_crt1off) && (doit))
|
|
reg &= ~0x80;
|
|
else
|
|
reg |= 0x80;
|
|
xgifb_reg_set(XGICR, 0x17, reg);
|
|
|
|
xgifb_reg_and(XGISR, IND_XGI_RAMDAC_CONTROL, ~0x04);
|
|
|
|
if ((xgi_video_info.disp_state & DISPTYPE_TV) && (xgi_video_info.hasVB
|
|
== HASVB_301)) {
|
|
|
|
reg = xgifb_reg_get(XGIPART4, 0x01);
|
|
|
|
if (reg < 0xB0) { /* Set filter for XGI301 */
|
|
switch (xgi_video_info.video_width) {
|
|
case 320:
|
|
filter_tb = (xgi_video_info.TV_type ==
|
|
TVMODE_NTSC) ? 4 : 12;
|
|
break;
|
|
case 640:
|
|
filter_tb = (xgi_video_info.TV_type ==
|
|
TVMODE_NTSC) ? 5 : 13;
|
|
break;
|
|
case 720:
|
|
filter_tb = (xgi_video_info.TV_type ==
|
|
TVMODE_NTSC) ? 6 : 14;
|
|
break;
|
|
case 800:
|
|
filter_tb = (xgi_video_info.TV_type ==
|
|
TVMODE_NTSC) ? 7 : 15;
|
|
break;
|
|
default:
|
|
filter = -1;
|
|
break;
|
|
}
|
|
xgifb_reg_or(XGIPART1, XGIfb_CRT2_write_enable, 0x01);
|
|
|
|
if (xgi_video_info.TV_type == TVMODE_NTSC) {
|
|
|
|
xgifb_reg_and(XGIPART2, 0x3a, 0x1f);
|
|
|
|
if (xgi_video_info.TV_plug == TVPLUG_SVIDEO) {
|
|
|
|
xgifb_reg_and(XGIPART2, 0x30, 0xdf);
|
|
|
|
} else if (xgi_video_info.TV_plug
|
|
== TVPLUG_COMPOSITE) {
|
|
|
|
xgifb_reg_or(XGIPART2, 0x30, 0x20);
|
|
|
|
switch (xgi_video_info.video_width) {
|
|
case 640:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xEB);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0x04);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x25);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0x18);
|
|
break;
|
|
case 720:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xEE);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0x0C);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x22);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0x08);
|
|
break;
|
|
case 800:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xEB);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0x15);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x25);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0xF6);
|
|
break;
|
|
}
|
|
}
|
|
|
|
} else if (xgi_video_info.TV_type == TVMODE_PAL) {
|
|
|
|
xgifb_reg_and(XGIPART2, 0x3A, 0x1F);
|
|
|
|
if (xgi_video_info.TV_plug == TVPLUG_SVIDEO) {
|
|
|
|
xgifb_reg_and(XGIPART2, 0x30, 0xDF);
|
|
|
|
} else if (xgi_video_info.TV_plug
|
|
== TVPLUG_COMPOSITE) {
|
|
|
|
xgifb_reg_or(XGIPART2, 0x30, 0x20);
|
|
|
|
switch (xgi_video_info.video_width) {
|
|
case 640:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xF1);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0xF7);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x1F);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0x32);
|
|
break;
|
|
case 720:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xF3);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0x00);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x1D);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0x20);
|
|
break;
|
|
case 800:
|
|
xgifb_reg_set(XGIPART2,
|
|
0x35,
|
|
0xFC);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x36,
|
|
0xFB);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x37,
|
|
0x14);
|
|
xgifb_reg_set(XGIPART2,
|
|
0x38,
|
|
0x2A);
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
if ((filter >= 0) && (filter <= 7)) {
|
|
DPRINTK("FilterTable[%d]-%d: %02x %02x %02x %02x\n",
|
|
filter_tb, filter,
|
|
XGI_TV_filter[filter_tb].
|
|
filter[filter][0],
|
|
XGI_TV_filter[filter_tb].
|
|
filter[filter][1],
|
|
XGI_TV_filter[filter_tb].
|
|
filter[filter][2],
|
|
XGI_TV_filter[filter_tb].
|
|
filter[filter][3]
|
|
);
|
|
xgifb_reg_set(
|
|
XGIPART2,
|
|
0x35,
|
|
(XGI_TV_filter[filter_tb].
|
|
filter[filter][0]));
|
|
xgifb_reg_set(
|
|
XGIPART2,
|
|
0x36,
|
|
(XGI_TV_filter[filter_tb].
|
|
filter[filter][1]));
|
|
xgifb_reg_set(
|
|
XGIPART2,
|
|
0x37,
|
|
(XGI_TV_filter[filter_tb].
|
|
filter[filter][2]));
|
|
xgifb_reg_set(
|
|
XGIPART2,
|
|
0x38,
|
|
(XGI_TV_filter[filter_tb].
|
|
filter[filter][3]));
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
static int XGIfb_do_set_var(struct fb_var_screeninfo *var, int isactive,
|
|
struct fb_info *info)
|
|
{
|
|
|
|
unsigned int htotal = var->left_margin + var->xres + var->right_margin
|
|
+ var->hsync_len;
|
|
unsigned int vtotal = var->upper_margin + var->yres + var->lower_margin
|
|
+ var->vsync_len;
|
|
#if defined(__powerpc__)
|
|
u8 sr_data, cr_data;
|
|
#endif
|
|
unsigned int drate = 0, hrate = 0;
|
|
int found_mode = 0;
|
|
int old_mode;
|
|
/* unsigned char reg, reg1; */
|
|
|
|
DEBUGPRN("Inside do_set_var");
|
|
/* printk(KERN_DEBUG "XGIfb:var->yres=%d, var->upper_margin=%d, var->lower_margin=%d, var->vsync_len=%d\n", var->yres, var->upper_margin, var->lower_margin, var->vsync_len); */
|
|
|
|
info->var.xres_virtual = var->xres_virtual;
|
|
info->var.yres_virtual = var->yres_virtual;
|
|
info->var.bits_per_pixel = var->bits_per_pixel;
|
|
|
|
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_NONINTERLACED)
|
|
vtotal <<= 1;
|
|
else if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_DOUBLE)
|
|
vtotal <<= 2;
|
|
else if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
|
|
/* vtotal <<= 1; */
|
|
/* var->yres <<= 1; */
|
|
}
|
|
|
|
if (!htotal || !vtotal) {
|
|
DPRINTK("XGIfb: Invalid 'var' information\n");
|
|
return -EINVAL;
|
|
} printk(KERN_DEBUG "XGIfb: var->pixclock=%d, htotal=%d, vtotal=%d\n",
|
|
var->pixclock, htotal, vtotal);
|
|
|
|
if (var->pixclock && htotal && vtotal) {
|
|
drate = 1000000000 / var->pixclock;
|
|
hrate = (drate * 1000) / htotal;
|
|
xgi_video_info.refresh_rate = (unsigned int) (hrate * 2
|
|
/ vtotal);
|
|
} else {
|
|
xgi_video_info.refresh_rate = 60;
|
|
}
|
|
|
|
printk(KERN_DEBUG "XGIfb: Change mode to %dx%dx%d-%dHz\n",
|
|
var->xres,
|
|
var->yres,
|
|
var->bits_per_pixel,
|
|
xgi_video_info.refresh_rate);
|
|
|
|
old_mode = xgifb_mode_idx;
|
|
xgifb_mode_idx = 0;
|
|
|
|
while ((XGIbios_mode[xgifb_mode_idx].mode_no != 0)
|
|
&& (XGIbios_mode[xgifb_mode_idx].xres <= var->xres)) {
|
|
if ((XGIbios_mode[xgifb_mode_idx].xres == var->xres)
|
|
&& (XGIbios_mode[xgifb_mode_idx].yres
|
|
== var->yres)
|
|
&& (XGIbios_mode[xgifb_mode_idx].bpp
|
|
== var->bits_per_pixel)) {
|
|
XGIfb_mode_no = XGIbios_mode[xgifb_mode_idx].mode_no;
|
|
found_mode = 1;
|
|
break;
|
|
}
|
|
xgifb_mode_idx++;
|
|
}
|
|
|
|
if (found_mode)
|
|
xgifb_mode_idx = XGIfb_validate_mode(xgifb_mode_idx);
|
|
else
|
|
xgifb_mode_idx = -1;
|
|
|
|
if (xgifb_mode_idx < 0) {
|
|
printk(KERN_ERR "XGIfb: Mode %dx%dx%d not supported\n",
|
|
var->xres, var->yres, var->bits_per_pixel);
|
|
xgifb_mode_idx = old_mode;
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (XGIfb_search_refresh_rate(xgi_video_info.refresh_rate) == 0) {
|
|
XGIfb_rate_idx = XGIbios_mode[xgifb_mode_idx].rate_idx;
|
|
xgi_video_info.refresh_rate = 60;
|
|
}
|
|
|
|
if (isactive) {
|
|
|
|
XGIfb_pre_setmode();
|
|
if (XGISetModeNew(&XGIhw_ext, XGIfb_mode_no) == 0) {
|
|
printk(KERN_ERR "XGIfb: Setting mode[0x%x] failed\n",
|
|
XGIfb_mode_no);
|
|
return -EINVAL;
|
|
}
|
|
info->fix.line_length = ((info->var.xres_virtual
|
|
* info->var.bits_per_pixel) >> 6);
|
|
|
|
xgifb_reg_set(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD);
|
|
|
|
xgifb_reg_set(XGICR, 0x13, (info->fix.line_length & 0x00ff));
|
|
xgifb_reg_set(XGISR,
|
|
0x0E,
|
|
(info->fix.line_length & 0xff00) >> 8);
|
|
|
|
XGIfb_post_setmode();
|
|
|
|
DPRINTK("XGIfb: Set new mode: %dx%dx%d-%d\n",
|
|
XGIbios_mode[xgifb_mode_idx].xres,
|
|
XGIbios_mode[xgifb_mode_idx].yres,
|
|
XGIbios_mode[xgifb_mode_idx].bpp,
|
|
xgi_video_info.refresh_rate);
|
|
|
|
xgi_video_info.video_bpp = XGIbios_mode[xgifb_mode_idx].bpp;
|
|
xgi_video_info.video_vwidth = info->var.xres_virtual;
|
|
xgi_video_info.video_width = XGIbios_mode[xgifb_mode_idx].xres;
|
|
xgi_video_info.video_vheight = info->var.yres_virtual;
|
|
xgi_video_info.video_height = XGIbios_mode[xgifb_mode_idx].yres;
|
|
xgi_video_info.org_x = xgi_video_info.org_y = 0;
|
|
xgi_video_info.video_linelength = info->var.xres_virtual
|
|
* (xgi_video_info.video_bpp >> 3);
|
|
switch (xgi_video_info.video_bpp) {
|
|
case 8:
|
|
xgi_video_info.DstColor = 0x0000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00000000;
|
|
xgi_video_info.video_cmap_len = 256;
|
|
#if defined(__powerpc__)
|
|
cr_data = xgifb_reg_get(XGICR, 0x4D);
|
|
xgifb_reg_set(XGICR, 0x4D, (cr_data & 0xE0));
|
|
#endif
|
|
break;
|
|
case 16:
|
|
xgi_video_info.DstColor = 0x8000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00010000;
|
|
#if defined(__powerpc__)
|
|
cr_data = xgifb_reg_get(XGICR, 0x4D);
|
|
xgifb_reg_set(XGICR, 0x4D, ((cr_data & 0xE0) | 0x0B));
|
|
#endif
|
|
xgi_video_info.video_cmap_len = 16;
|
|
break;
|
|
case 32:
|
|
xgi_video_info.DstColor = 0xC000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00020000;
|
|
xgi_video_info.video_cmap_len = 16;
|
|
#if defined(__powerpc__)
|
|
cr_data = xgifb_reg_get(XGICR, 0x4D);
|
|
xgifb_reg_set(XGICR, 0x4D, ((cr_data & 0xE0) | 0x15));
|
|
#endif
|
|
break;
|
|
default:
|
|
xgi_video_info.video_cmap_len = 16;
|
|
printk(KERN_ERR "XGIfb: Unsupported depth %d",
|
|
xgi_video_info.video_bpp);
|
|
break;
|
|
}
|
|
}
|
|
XGIfb_bpp_to_var(var); /*update ARGB info*/
|
|
DEBUGPRN("End of do_set_var");
|
|
|
|
dumpVGAReg();
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_pan_var(struct fb_var_screeninfo *var)
|
|
{
|
|
unsigned int base;
|
|
|
|
/* printk("Inside pan_var"); */
|
|
|
|
if (var->xoffset > (var->xres_virtual - var->xres)) {
|
|
/* printk("Pan: xo: %d xv %d xr %d\n",
|
|
var->xoffset, var->xres_virtual, var->xres); */
|
|
return -EINVAL;
|
|
}
|
|
if (var->yoffset > (var->yres_virtual - var->yres)) {
|
|
/* printk("Pan: yo: %d yv %d yr %d\n",
|
|
var->yoffset, var->yres_virtual, var->yres); */
|
|
return -EINVAL;
|
|
}
|
|
base = var->yoffset * var->xres_virtual + var->xoffset;
|
|
|
|
/* calculate base bpp dep. */
|
|
switch (var->bits_per_pixel) {
|
|
case 16:
|
|
base >>= 1;
|
|
break;
|
|
case 32:
|
|
break;
|
|
case 8:
|
|
default:
|
|
base >>= 2;
|
|
break;
|
|
}
|
|
|
|
xgifb_reg_set(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD);
|
|
|
|
xgifb_reg_set(XGICR, 0x0D, base & 0xFF);
|
|
xgifb_reg_set(XGICR, 0x0C, (base >> 8) & 0xFF);
|
|
xgifb_reg_set(XGISR, 0x0D, (base >> 16) & 0xFF);
|
|
xgifb_reg_set(XGISR, 0x37, (base >> 24) & 0x03);
|
|
xgifb_reg_and_or(XGISR, 0x37, 0xDF, (base >> 21) & 0x04);
|
|
|
|
if (xgi_video_info.disp_state & DISPTYPE_DISP2) {
|
|
xgifb_reg_or(XGIPART1, XGIfb_CRT2_write_enable, 0x01);
|
|
xgifb_reg_set(XGIPART1, 0x06, (base & 0xFF));
|
|
xgifb_reg_set(XGIPART1, 0x05, ((base >> 8) & 0xFF));
|
|
xgifb_reg_set(XGIPART1, 0x04, ((base >> 16) & 0xFF));
|
|
xgifb_reg_and_or(XGIPART1,
|
|
0x02,
|
|
0x7F,
|
|
((base >> 24) & 0x01) << 7);
|
|
}
|
|
/* printk("End of pan_var"); */
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_open(struct fb_info *info, int user)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_release(struct fb_info *info, int user)
|
|
{
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_get_cmap_len(const struct fb_var_screeninfo *var)
|
|
{
|
|
int rc = 16;
|
|
|
|
switch (var->bits_per_pixel) {
|
|
case 8:
|
|
rc = 256;
|
|
break;
|
|
case 16:
|
|
rc = 16;
|
|
break;
|
|
case 32:
|
|
rc = 16;
|
|
break;
|
|
}
|
|
return rc;
|
|
}
|
|
|
|
static int XGIfb_setcolreg(unsigned regno, unsigned red, unsigned green,
|
|
unsigned blue, unsigned transp, struct fb_info *info)
|
|
{
|
|
if (regno >= XGIfb_get_cmap_len(&info->var))
|
|
return 1;
|
|
|
|
switch (info->var.bits_per_pixel) {
|
|
case 8:
|
|
outb(regno, XGIDACA);
|
|
outb((red >> 10), XGIDACD);
|
|
outb((green >> 10), XGIDACD);
|
|
outb((blue >> 10), XGIDACD);
|
|
if (xgi_video_info.disp_state & DISPTYPE_DISP2) {
|
|
outb(regno, XGIDAC2A);
|
|
outb((red >> 8), XGIDAC2D);
|
|
outb((green >> 8), XGIDAC2D);
|
|
outb((blue >> 8), XGIDAC2D);
|
|
}
|
|
break;
|
|
case 16:
|
|
((u32 *) (info->pseudo_palette))[regno] = ((red & 0xf800))
|
|
| ((green & 0xfc00) >> 5) | ((blue & 0xf800)
|
|
>> 11);
|
|
break;
|
|
case 32:
|
|
red >>= 8;
|
|
green >>= 8;
|
|
blue >>= 8;
|
|
((u32 *) (info->pseudo_palette))[regno] = (red << 16) | (green
|
|
<< 8) | (blue);
|
|
break;
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
/* ----------- FBDev related routines for all series ---------- */
|
|
|
|
static int XGIfb_get_fix(struct fb_fix_screeninfo *fix, int con,
|
|
struct fb_info *info)
|
|
{
|
|
DEBUGPRN("inside get_fix");
|
|
memset(fix, 0, sizeof(struct fb_fix_screeninfo));
|
|
|
|
fix->smem_start = xgi_video_info.video_base;
|
|
|
|
fix->smem_len = xgi_video_info.video_size;
|
|
|
|
fix->type = FB_TYPE_PACKED_PIXELS;
|
|
fix->type_aux = 0;
|
|
if (xgi_video_info.video_bpp == 8)
|
|
fix->visual = FB_VISUAL_PSEUDOCOLOR;
|
|
else
|
|
fix->visual = FB_VISUAL_DIRECTCOLOR;
|
|
fix->xpanstep = 0;
|
|
if (XGIfb_ypan)
|
|
fix->ypanstep = 1;
|
|
fix->ywrapstep = 0;
|
|
fix->line_length = xgi_video_info.video_linelength;
|
|
fix->mmio_start = xgi_video_info.mmio_base;
|
|
fix->mmio_len = xgi_video_info.mmio_size;
|
|
fix->accel = FB_ACCEL_XGI_XABRE;
|
|
|
|
DEBUGPRN("end of get_fix");
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_set_par(struct fb_info *info)
|
|
{
|
|
int err;
|
|
|
|
/* printk("XGIfb: inside set_par\n"); */
|
|
err = XGIfb_do_set_var(&info->var, 1, info);
|
|
if (err)
|
|
return err;
|
|
XGIfb_get_fix(&info->fix, -1, info);
|
|
/* printk("XGIfb: end of set_par\n"); */
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_check_var(struct fb_var_screeninfo *var, struct fb_info *info)
|
|
{
|
|
unsigned int htotal = var->left_margin + var->xres + var->right_margin
|
|
+ var->hsync_len;
|
|
unsigned int vtotal = 0;
|
|
unsigned int drate = 0, hrate = 0;
|
|
int found_mode = 0;
|
|
int refresh_rate, search_idx;
|
|
|
|
DEBUGPRN("Inside check_var");
|
|
|
|
if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_NONINTERLACED) {
|
|
vtotal = var->upper_margin + var->yres + var->lower_margin
|
|
+ var->vsync_len;
|
|
vtotal <<= 1;
|
|
} else if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_DOUBLE) {
|
|
vtotal = var->upper_margin + var->yres + var->lower_margin
|
|
+ var->vsync_len;
|
|
vtotal <<= 2;
|
|
} else if ((var->vmode & FB_VMODE_MASK) == FB_VMODE_INTERLACED) {
|
|
vtotal = var->upper_margin + (var->yres / 2)
|
|
+ var->lower_margin + var->vsync_len;
|
|
} else
|
|
vtotal = var->upper_margin + var->yres + var->lower_margin
|
|
+ var->vsync_len;
|
|
|
|
if (!(htotal) || !(vtotal))
|
|
XGIFAIL("XGIfb: no valid timing data");
|
|
|
|
if (var->pixclock && htotal && vtotal) {
|
|
drate = 1000000000 / var->pixclock;
|
|
hrate = (drate * 1000) / htotal;
|
|
xgi_video_info.refresh_rate =
|
|
(unsigned int) (hrate * 2 / vtotal);
|
|
printk(KERN_DEBUG
|
|
"%s: pixclock = %d ,htotal=%d, vtotal=%d\n"
|
|
"%s: drate=%d, hrate=%d, refresh_rate=%d\n",
|
|
__func__, var->pixclock, htotal, vtotal,
|
|
__func__, drate, hrate, xgi_video_info.refresh_rate);
|
|
} else {
|
|
xgi_video_info.refresh_rate = 60;
|
|
}
|
|
|
|
/*
|
|
if ((var->pixclock) && (htotal)) {
|
|
drate = 1E12 / var->pixclock;
|
|
hrate = drate / htotal;
|
|
refresh_rate = (unsigned int) (hrate / vtotal * 2 + 0.5);
|
|
} else {
|
|
refresh_rate = 60;
|
|
}
|
|
*/
|
|
/* TW: Calculation wrong for 1024x600 - force it to 60Hz */
|
|
if ((var->xres == 1024) && (var->yres == 600))
|
|
refresh_rate = 60;
|
|
|
|
search_idx = 0;
|
|
while ((XGIbios_mode[search_idx].mode_no != 0) &&
|
|
(XGIbios_mode[search_idx].xres <= var->xres)) {
|
|
if ((XGIbios_mode[search_idx].xres == var->xres) &&
|
|
(XGIbios_mode[search_idx].yres == var->yres) &&
|
|
(XGIbios_mode[search_idx].bpp == var->bits_per_pixel)) {
|
|
if (XGIfb_validate_mode(search_idx) > 0) {
|
|
found_mode = 1;
|
|
break;
|
|
}
|
|
}
|
|
search_idx++;
|
|
}
|
|
|
|
if (!found_mode) {
|
|
|
|
printk(KERN_ERR "XGIfb: %dx%dx%d is no valid mode\n",
|
|
var->xres, var->yres, var->bits_per_pixel);
|
|
search_idx = 0;
|
|
while (XGIbios_mode[search_idx].mode_no != 0) {
|
|
if ((var->xres <= XGIbios_mode[search_idx].xres) &&
|
|
(var->yres <= XGIbios_mode[search_idx].yres) &&
|
|
(var->bits_per_pixel ==
|
|
XGIbios_mode[search_idx].bpp)) {
|
|
if (XGIfb_validate_mode(search_idx) > 0) {
|
|
found_mode = 1;
|
|
break;
|
|
}
|
|
}
|
|
search_idx++;
|
|
}
|
|
if (found_mode) {
|
|
var->xres = XGIbios_mode[search_idx].xres;
|
|
var->yres = XGIbios_mode[search_idx].yres;
|
|
printk(KERN_DEBUG "XGIfb: Adapted to mode %dx%dx%d\n",
|
|
var->xres, var->yres, var->bits_per_pixel);
|
|
|
|
} else {
|
|
printk(KERN_ERR "XGIfb: Failed to find similar mode to %dx%dx%d\n",
|
|
var->xres, var->yres, var->bits_per_pixel);
|
|
return -EINVAL;
|
|
}
|
|
}
|
|
|
|
/* TW: TODO: Check the refresh rate */
|
|
|
|
/* Adapt RGB settings */
|
|
XGIfb_bpp_to_var(var);
|
|
|
|
/* Sanity check for offsets */
|
|
if (var->xoffset < 0)
|
|
var->xoffset = 0;
|
|
if (var->yoffset < 0)
|
|
var->yoffset = 0;
|
|
|
|
if (!XGIfb_ypan) {
|
|
if (var->xres != var->xres_virtual)
|
|
var->xres_virtual = var->xres;
|
|
if (var->yres != var->yres_virtual)
|
|
var->yres_virtual = var->yres;
|
|
} /* else { */
|
|
/* TW: Now patch yres_virtual if we use panning */
|
|
/* May I do this? */
|
|
/* var->yres_virtual = xgi_video_info.heapstart /
|
|
(var->xres * (var->bits_per_pixel >> 3)); */
|
|
/* if (var->yres_virtual <= var->yres) { */
|
|
/* TW: Paranoia check */
|
|
/* var->yres_virtual = var->yres; */
|
|
/* } */
|
|
/* } */
|
|
|
|
/* Truncate offsets to maximum if too high */
|
|
if (var->xoffset > var->xres_virtual - var->xres)
|
|
var->xoffset = var->xres_virtual - var->xres - 1;
|
|
|
|
if (var->yoffset > var->yres_virtual - var->yres)
|
|
var->yoffset = var->yres_virtual - var->yres - 1;
|
|
|
|
/* Set everything else to 0 */
|
|
var->red.msb_right =
|
|
var->green.msb_right =
|
|
var->blue.msb_right =
|
|
var->transp.offset = var->transp.length = var->transp.msb_right = 0;
|
|
|
|
DEBUGPRN("end of check_var");
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_pan_display(struct fb_var_screeninfo *var,
|
|
struct fb_info *info)
|
|
{
|
|
int err;
|
|
|
|
/* printk("\nInside pan_display:\n"); */
|
|
|
|
if (var->xoffset > (var->xres_virtual - var->xres))
|
|
return -EINVAL;
|
|
if (var->yoffset > (var->yres_virtual - var->yres))
|
|
return -EINVAL;
|
|
|
|
if (var->vmode & FB_VMODE_YWRAP) {
|
|
if (var->yoffset < 0 || var->yoffset >= info->var.yres_virtual
|
|
|| var->xoffset)
|
|
return -EINVAL;
|
|
} else {
|
|
if (var->xoffset + info->var.xres > info->var.xres_virtual
|
|
|| var->yoffset + info->var.yres
|
|
> info->var.yres_virtual)
|
|
return -EINVAL;
|
|
}
|
|
err = XGIfb_pan_var(var);
|
|
if (err < 0)
|
|
return err;
|
|
|
|
info->var.xoffset = var->xoffset;
|
|
info->var.yoffset = var->yoffset;
|
|
if (var->vmode & FB_VMODE_YWRAP)
|
|
info->var.vmode |= FB_VMODE_YWRAP;
|
|
else
|
|
info->var.vmode &= ~FB_VMODE_YWRAP;
|
|
|
|
/* printk("End of pan_display\n"); */
|
|
return 0;
|
|
}
|
|
|
|
static int XGIfb_blank(int blank, struct fb_info *info)
|
|
{
|
|
u8 reg;
|
|
|
|
reg = xgifb_reg_get(XGICR, 0x17);
|
|
|
|
if (blank > 0)
|
|
reg &= 0x7f;
|
|
else
|
|
reg |= 0x80;
|
|
|
|
xgifb_reg_set(XGICR, 0x17, reg);
|
|
xgifb_reg_set(XGISR, 0x00, 0x01); /* Synchronous Reset */
|
|
xgifb_reg_set(XGISR, 0x00, 0x03); /* End Reset */
|
|
return 0;
|
|
}
|
|
|
|
static struct fb_ops XGIfb_ops = {
|
|
.owner = THIS_MODULE,
|
|
.fb_open = XGIfb_open,
|
|
.fb_release = XGIfb_release,
|
|
.fb_check_var = XGIfb_check_var,
|
|
.fb_set_par = XGIfb_set_par,
|
|
.fb_setcolreg = XGIfb_setcolreg,
|
|
.fb_pan_display = XGIfb_pan_display,
|
|
.fb_blank = XGIfb_blank,
|
|
.fb_fillrect = cfb_fillrect,
|
|
.fb_copyarea = cfb_copyarea,
|
|
.fb_imageblit = cfb_imageblit,
|
|
/* .fb_mmap = XGIfb_mmap, */
|
|
};
|
|
|
|
/* ---------------- Chip generation dependent routines ---------------- */
|
|
|
|
/* for XGI 315/550/650/740/330 */
|
|
|
|
static int XGIfb_get_dram_size(void)
|
|
{
|
|
|
|
u8 ChannelNum, tmp;
|
|
u8 reg = 0;
|
|
|
|
/* xorg driver sets 32MB * 1 channel */
|
|
if (xgi_video_info.chip == XG27)
|
|
xgifb_reg_set(XGISR, IND_XGI_DRAM_SIZE, 0x51);
|
|
|
|
reg = xgifb_reg_get(XGISR, IND_XGI_DRAM_SIZE);
|
|
switch ((reg & XGI_DRAM_SIZE_MASK) >> 4) {
|
|
case XGI_DRAM_SIZE_1MB:
|
|
xgi_video_info.video_size = 0x100000;
|
|
break;
|
|
case XGI_DRAM_SIZE_2MB:
|
|
xgi_video_info.video_size = 0x200000;
|
|
break;
|
|
case XGI_DRAM_SIZE_4MB:
|
|
xgi_video_info.video_size = 0x400000;
|
|
break;
|
|
case XGI_DRAM_SIZE_8MB:
|
|
xgi_video_info.video_size = 0x800000;
|
|
break;
|
|
case XGI_DRAM_SIZE_16MB:
|
|
xgi_video_info.video_size = 0x1000000;
|
|
break;
|
|
case XGI_DRAM_SIZE_32MB:
|
|
xgi_video_info.video_size = 0x2000000;
|
|
break;
|
|
case XGI_DRAM_SIZE_64MB:
|
|
xgi_video_info.video_size = 0x4000000;
|
|
break;
|
|
case XGI_DRAM_SIZE_128MB:
|
|
xgi_video_info.video_size = 0x8000000;
|
|
break;
|
|
case XGI_DRAM_SIZE_256MB:
|
|
xgi_video_info.video_size = 0x10000000;
|
|
break;
|
|
default:
|
|
return -1;
|
|
}
|
|
|
|
tmp = (reg & 0x0c) >> 2;
|
|
switch (xgi_video_info.chip) {
|
|
case XG20:
|
|
case XG21:
|
|
case XG27:
|
|
ChannelNum = 1;
|
|
break;
|
|
|
|
case XG42:
|
|
if (reg & 0x04)
|
|
ChannelNum = 2;
|
|
else
|
|
ChannelNum = 1;
|
|
break;
|
|
|
|
case XG45:
|
|
if (tmp == 1)
|
|
ChannelNum = 2;
|
|
else if (tmp == 2)
|
|
ChannelNum = 3;
|
|
else if (tmp == 3)
|
|
ChannelNum = 4;
|
|
else
|
|
ChannelNum = 1;
|
|
break;
|
|
|
|
case XG40:
|
|
default:
|
|
if (tmp == 2)
|
|
ChannelNum = 2;
|
|
else if (tmp == 3)
|
|
ChannelNum = 3;
|
|
else
|
|
ChannelNum = 1;
|
|
break;
|
|
}
|
|
|
|
xgi_video_info.video_size = xgi_video_info.video_size * ChannelNum;
|
|
/* PLiad fixed for benchmarking and fb set */
|
|
/* xgi_video_info.video_size = 0x200000; */ /* 1024x768x16 */
|
|
/* xgi_video_info.video_size = 0x1000000; */ /* benchmark */
|
|
|
|
printk("XGIfb: SR14=%x DramSzie %x ChannelNum %x\n",
|
|
reg,
|
|
xgi_video_info.video_size, ChannelNum);
|
|
return 0;
|
|
|
|
}
|
|
|
|
static void XGIfb_detect_VB(void)
|
|
{
|
|
u8 cr32, temp = 0;
|
|
|
|
xgi_video_info.TV_plug = xgi_video_info.TV_type = 0;
|
|
|
|
switch (xgi_video_info.hasVB) {
|
|
case HASVB_LVDS_CHRONTEL:
|
|
case HASVB_CHRONTEL:
|
|
break;
|
|
case HASVB_301:
|
|
case HASVB_302:
|
|
/* XGI_Sense30x(); */ /* Yi-Lin TV Sense? */
|
|
break;
|
|
}
|
|
|
|
cr32 = xgifb_reg_get(XGICR, IND_XGI_SCRATCH_REG_CR32);
|
|
|
|
if ((cr32 & XGI_CRT1) && !XGIfb_crt1off)
|
|
XGIfb_crt1off = 0;
|
|
else {
|
|
if (cr32 & 0x5F)
|
|
XGIfb_crt1off = 1;
|
|
else
|
|
XGIfb_crt1off = 0;
|
|
}
|
|
|
|
if (XGIfb_crt2type != -1)
|
|
/* TW: Override with option */
|
|
xgi_video_info.disp_state = XGIfb_crt2type;
|
|
else if (cr32 & XGI_VB_TV)
|
|
xgi_video_info.disp_state = DISPTYPE_TV;
|
|
else if (cr32 & XGI_VB_LCD)
|
|
xgi_video_info.disp_state = DISPTYPE_LCD;
|
|
else if (cr32 & XGI_VB_CRT2)
|
|
xgi_video_info.disp_state = DISPTYPE_CRT2;
|
|
else
|
|
xgi_video_info.disp_state = 0;
|
|
|
|
if (XGIfb_tvplug != -1)
|
|
/* PR/TW: Override with option */
|
|
xgi_video_info.TV_plug = XGIfb_tvplug;
|
|
else if (cr32 & XGI_VB_HIVISION) {
|
|
xgi_video_info.TV_type = TVMODE_HIVISION;
|
|
xgi_video_info.TV_plug = TVPLUG_SVIDEO;
|
|
} else if (cr32 & XGI_VB_SVIDEO)
|
|
xgi_video_info.TV_plug = TVPLUG_SVIDEO;
|
|
else if (cr32 & XGI_VB_COMPOSITE)
|
|
xgi_video_info.TV_plug = TVPLUG_COMPOSITE;
|
|
else if (cr32 & XGI_VB_SCART)
|
|
xgi_video_info.TV_plug = TVPLUG_SCART;
|
|
|
|
if (xgi_video_info.TV_type == 0) {
|
|
temp = xgifb_reg_get(XGICR, 0x38);
|
|
if (temp & 0x10)
|
|
xgi_video_info.TV_type = TVMODE_PAL;
|
|
else
|
|
xgi_video_info.TV_type = TVMODE_NTSC;
|
|
}
|
|
|
|
/* TW: Copy forceCRT1 option to CRT1off if option is given */
|
|
if (XGIfb_forcecrt1 != -1) {
|
|
if (XGIfb_forcecrt1)
|
|
XGIfb_crt1off = 0;
|
|
else
|
|
XGIfb_crt1off = 1;
|
|
}
|
|
}
|
|
|
|
static int XGIfb_has_VB(void)
|
|
{
|
|
u8 vb_chipid;
|
|
|
|
vb_chipid = xgifb_reg_get(XGIPART4, 0x00);
|
|
switch (vb_chipid) {
|
|
case 0x01:
|
|
xgi_video_info.hasVB = HASVB_301;
|
|
break;
|
|
case 0x02:
|
|
xgi_video_info.hasVB = HASVB_302;
|
|
break;
|
|
default:
|
|
xgi_video_info.hasVB = HASVB_NONE;
|
|
return 0;
|
|
}
|
|
return 1;
|
|
}
|
|
|
|
static void XGIfb_get_VB_type(void)
|
|
{
|
|
u8 reg;
|
|
|
|
if (!XGIfb_has_VB()) {
|
|
reg = xgifb_reg_get(XGICR, IND_XGI_SCRATCH_REG_CR37);
|
|
switch ((reg & XGI_EXTERNAL_CHIP_MASK) >> 1) {
|
|
case XGI310_EXTERNAL_CHIP_LVDS:
|
|
xgi_video_info.hasVB = HASVB_LVDS;
|
|
break;
|
|
case XGI310_EXTERNAL_CHIP_LVDS_CHRONTEL:
|
|
xgi_video_info.hasVB = HASVB_LVDS_CHRONTEL;
|
|
break;
|
|
default:
|
|
break;
|
|
}
|
|
}
|
|
}
|
|
|
|
static int __init xgifb_optval(char *fullopt, int validx)
|
|
{
|
|
unsigned long lres;
|
|
|
|
if (kstrtoul(fullopt + validx, 0, &lres) < 0 || lres > INT_MAX) {
|
|
pr_err("xgifb: invalid value for option: %s\n", fullopt);
|
|
return 0;
|
|
}
|
|
return lres;
|
|
}
|
|
|
|
static int __init XGIfb_setup(char *options)
|
|
{
|
|
char *this_opt;
|
|
|
|
if (!options || !*options)
|
|
return 0;
|
|
|
|
pr_info("xgifb: options: %s\n", options);
|
|
|
|
while ((this_opt = strsep(&options, ",")) != NULL) {
|
|
|
|
if (!*this_opt)
|
|
continue;
|
|
|
|
if (!strncmp(this_opt, "mode:", 5)) {
|
|
mode = this_opt + 5;
|
|
} else if (!strncmp(this_opt, "vesa:", 5)) {
|
|
vesa = xgifb_optval(this_opt, 5);
|
|
} else if (!strncmp(this_opt, "vrate:", 6)) {
|
|
xgi_video_info.refresh_rate = xgifb_optval(this_opt, 6);
|
|
} else if (!strncmp(this_opt, "rate:", 5)) {
|
|
xgi_video_info.refresh_rate = xgifb_optval(this_opt, 5);
|
|
} else if (!strncmp(this_opt, "crt1off", 7)) {
|
|
XGIfb_crt1off = 1;
|
|
} else if (!strncmp(this_opt, "filter:", 7)) {
|
|
filter = xgifb_optval(this_opt, 7);
|
|
} else if (!strncmp(this_opt, "forcecrt2type:", 14)) {
|
|
XGIfb_search_crt2type(this_opt + 14);
|
|
} else if (!strncmp(this_opt, "forcecrt1:", 10)) {
|
|
XGIfb_forcecrt1 = xgifb_optval(this_opt, 10);
|
|
} else if (!strncmp(this_opt, "tvmode:", 7)) {
|
|
XGIfb_search_tvstd(this_opt + 7);
|
|
} else if (!strncmp(this_opt, "tvstandard:", 11)) {
|
|
XGIfb_search_tvstd(this_opt + 7);
|
|
} else if (!strncmp(this_opt, "dstn", 4)) {
|
|
enable_dstn = 1;
|
|
/* TW: DSTN overrules forcecrt2type */
|
|
XGIfb_crt2type = DISPTYPE_LCD;
|
|
} else if (!strncmp(this_opt, "noypan", 6)) {
|
|
XGIfb_ypan = 0;
|
|
} else if (!strncmp(this_opt, "userom:", 7)) {
|
|
XGIfb_userom = xgifb_optval(this_opt, 7);
|
|
} else {
|
|
mode = this_opt;
|
|
}
|
|
}
|
|
return 0;
|
|
}
|
|
|
|
static unsigned char *xgifb_copy_rom(struct pci_dev *dev)
|
|
{
|
|
void __iomem *rom_address;
|
|
unsigned char *rom_copy;
|
|
size_t rom_size;
|
|
|
|
rom_address = pci_map_rom(dev, &rom_size);
|
|
if (rom_address == NULL)
|
|
return NULL;
|
|
|
|
rom_copy = vzalloc(XGIFB_ROM_SIZE);
|
|
if (rom_copy == NULL)
|
|
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 int __devinit xgifb_probe(struct pci_dev *pdev,
|
|
const struct pci_device_id *ent)
|
|
{
|
|
u8 reg, reg1;
|
|
u8 CR48, CR38;
|
|
int ret;
|
|
bool xgi21_drvlcdcaplist = false;
|
|
|
|
memset(&XGIhw_ext, 0, sizeof(struct xgi_hw_device_info));
|
|
fb_info = framebuffer_alloc(sizeof(struct fb_info), &pdev->dev);
|
|
if (!fb_info)
|
|
return -ENOMEM;
|
|
|
|
xgi_video_info.chip_id = pdev->device;
|
|
pci_read_config_byte(pdev,
|
|
PCI_REVISION_ID,
|
|
&xgi_video_info.revision_id);
|
|
XGIhw_ext.jChipRevision = xgi_video_info.revision_id;
|
|
|
|
xgi_video_info.pcibus = pdev->bus->number;
|
|
xgi_video_info.pcislot = PCI_SLOT(pdev->devfn);
|
|
xgi_video_info.pcifunc = PCI_FUNC(pdev->devfn);
|
|
xgi_video_info.subsysvendor = pdev->subsystem_vendor;
|
|
xgi_video_info.subsysdevice = pdev->subsystem_device;
|
|
|
|
xgi_video_info.video_base = pci_resource_start(pdev, 0);
|
|
xgi_video_info.mmio_base = pci_resource_start(pdev, 1);
|
|
xgi_video_info.mmio_size = pci_resource_len(pdev, 1);
|
|
xgi_video_info.vga_base = pci_resource_start(pdev, 2) + 0x30;
|
|
XGIhw_ext.pjIOAddress = (unsigned char *)xgi_video_info.vga_base;
|
|
/* XGI_Pr.RelIO = ioremap(pci_resource_start(pdev, 2), 128) + 0x30; */
|
|
printk("XGIfb: Relocate IO address: %lx [%08lx]\n",
|
|
(unsigned long)pci_resource_start(pdev, 2), XGI_Pr.RelIO);
|
|
|
|
if (pci_enable_device(pdev)) {
|
|
ret = -EIO;
|
|
goto error;
|
|
}
|
|
|
|
XGIRegInit(&XGI_Pr, (unsigned long)XGIhw_ext.pjIOAddress);
|
|
|
|
xgifb_reg_set(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD);
|
|
reg1 = xgifb_reg_get(XGISR, IND_XGI_PASSWORD);
|
|
|
|
if (reg1 != 0xa1) { /*I/O error */
|
|
printk("\nXGIfb: I/O error!!!");
|
|
ret = -EIO;
|
|
goto error;
|
|
}
|
|
|
|
switch (xgi_video_info.chip_id) {
|
|
case PCI_DEVICE_ID_XG_20:
|
|
xgifb_reg_or(XGICR, Index_CR_GPIO_Reg3, GPIOG_EN);
|
|
CR48 = xgifb_reg_get(XGICR, Index_CR_GPIO_Reg1);
|
|
if (CR48&GPIOG_READ)
|
|
xgi_video_info.chip = XG21;
|
|
else
|
|
xgi_video_info.chip = XG20;
|
|
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
|
|
break;
|
|
case PCI_DEVICE_ID_XG_40:
|
|
xgi_video_info.chip = XG40;
|
|
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
|
|
break;
|
|
case PCI_DEVICE_ID_XG_41:
|
|
xgi_video_info.chip = XG41;
|
|
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
|
|
break;
|
|
case PCI_DEVICE_ID_XG_42:
|
|
xgi_video_info.chip = XG42;
|
|
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
|
|
break;
|
|
case PCI_DEVICE_ID_XG_27:
|
|
xgi_video_info.chip = XG27;
|
|
XGIfb_CRT2_write_enable = IND_XGI_CRT2_WRITE_ENABLE_315;
|
|
break;
|
|
default:
|
|
ret = -ENODEV;
|
|
goto error;
|
|
}
|
|
|
|
printk("XGIfb:chipid = %x\n", xgi_video_info.chip);
|
|
XGIhw_ext.jChipType = xgi_video_info.chip;
|
|
|
|
if ((xgi_video_info.chip == XG21) || (XGIfb_userom)) {
|
|
XGIhw_ext.pjVirtualRomBase = xgifb_copy_rom(pdev);
|
|
if (XGIhw_ext.pjVirtualRomBase)
|
|
printk(KERN_INFO "XGIfb: Video ROM found and mapped to %p\n",
|
|
XGIhw_ext.pjVirtualRomBase);
|
|
else
|
|
printk(KERN_INFO "XGIfb: Video ROM not found\n");
|
|
} else {
|
|
XGIhw_ext.pjVirtualRomBase = NULL;
|
|
printk(KERN_INFO "XGIfb: Video ROM usage disabled\n");
|
|
}
|
|
XGIhw_ext.pQueryVGAConfigSpace = &XGIfb_query_VGA_config_space;
|
|
|
|
if (XGIfb_get_dram_size()) {
|
|
printk(KERN_INFO "XGIfb: Fatal error: Unable to determine RAM size.\n");
|
|
ret = -ENODEV;
|
|
goto error;
|
|
}
|
|
|
|
/* Enable PCI_LINEAR_ADDRESSING and MMIO_ENABLE */
|
|
xgifb_reg_or(XGISR,
|
|
IND_XGI_PCI_ADDRESS_SET,
|
|
(XGI_PCI_ADDR_ENABLE | XGI_MEM_MAP_IO_ENABLE));
|
|
/* Enable 2D accelerator engine */
|
|
xgifb_reg_or(XGISR, IND_XGI_MODULE_ENABLE, XGI_ENABLE_2D);
|
|
|
|
XGIhw_ext.ulVideoMemorySize = xgi_video_info.video_size;
|
|
|
|
if (!request_mem_region(xgi_video_info.video_base,
|
|
xgi_video_info.video_size,
|
|
"XGIfb FB")) {
|
|
printk("unable request memory size %x",
|
|
xgi_video_info.video_size);
|
|
printk(KERN_ERR "XGIfb: Fatal error: Unable to reserve frame buffer memory\n");
|
|
printk(KERN_ERR "XGIfb: Is there another framebuffer driver active?\n");
|
|
ret = -ENODEV;
|
|
goto error;
|
|
}
|
|
|
|
if (!request_mem_region(xgi_video_info.mmio_base,
|
|
xgi_video_info.mmio_size,
|
|
"XGIfb MMIO")) {
|
|
printk(KERN_ERR "XGIfb: Fatal error: Unable to reserve MMIO region\n");
|
|
ret = -ENODEV;
|
|
goto error_0;
|
|
}
|
|
|
|
xgi_video_info.video_vbase = XGIhw_ext.pjVideoMemoryAddress =
|
|
ioremap(xgi_video_info.video_base, xgi_video_info.video_size);
|
|
xgi_video_info.mmio_vbase = ioremap(xgi_video_info.mmio_base,
|
|
xgi_video_info.mmio_size);
|
|
|
|
printk(KERN_INFO "XGIfb: Framebuffer at 0x%lx, mapped to 0x%p, size %dk\n",
|
|
xgi_video_info.video_base,
|
|
xgi_video_info.video_vbase,
|
|
xgi_video_info.video_size / 1024);
|
|
|
|
printk(KERN_INFO "XGIfb: MMIO at 0x%lx, mapped to 0x%p, size %ldk\n",
|
|
xgi_video_info.mmio_base, xgi_video_info.mmio_vbase,
|
|
xgi_video_info.mmio_size / 1024);
|
|
printk("XGIfb: XGIInitNew() ...");
|
|
if (XGIInitNew(&XGIhw_ext))
|
|
printk("OK\n");
|
|
else
|
|
printk("Fail\n");
|
|
|
|
xgi_video_info.mtrr = (unsigned int) 0;
|
|
|
|
xgi_video_info.hasVB = HASVB_NONE;
|
|
if ((xgi_video_info.chip == XG20) ||
|
|
(xgi_video_info.chip == XG27)) {
|
|
xgi_video_info.hasVB = HASVB_NONE;
|
|
} else if (xgi_video_info.chip == XG21) {
|
|
CR38 = xgifb_reg_get(XGICR, 0x38);
|
|
if ((CR38&0xE0) == 0xC0) {
|
|
xgi_video_info.disp_state = DISPTYPE_LCD;
|
|
if (!XGIfb_GetXG21LVDSData())
|
|
xgi21_drvlcdcaplist = true;
|
|
} else if ((CR38&0xE0) == 0x60) {
|
|
xgi_video_info.hasVB = HASVB_CHRONTEL;
|
|
} else {
|
|
xgi_video_info.hasVB = HASVB_NONE;
|
|
}
|
|
} else {
|
|
XGIfb_get_VB_type();
|
|
}
|
|
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_UNKNOWN;
|
|
|
|
XGIhw_ext.ulExternalChip = 0;
|
|
|
|
switch (xgi_video_info.hasVB) {
|
|
case HASVB_301:
|
|
reg = xgifb_reg_get(XGIPART4, 0x01);
|
|
if (reg >= 0xE0) {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_302LV;
|
|
printk(KERN_INFO "XGIfb: XGI302LV bridge detected (revision 0x%02x)\n", reg);
|
|
} else if (reg >= 0xD0) {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_301LV;
|
|
printk(KERN_INFO "XGIfb: XGI301LV bridge detected (revision 0x%02x)\n", reg);
|
|
}
|
|
/* else if (reg >= 0xB0) {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_301B;
|
|
reg1 = xgifb_reg_get(XGIPART4, 0x23);
|
|
printk("XGIfb: XGI301B bridge detected\n");
|
|
} */
|
|
else {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_301;
|
|
printk("XGIfb: XGI301 bridge detected\n");
|
|
}
|
|
break;
|
|
case HASVB_302:
|
|
reg = xgifb_reg_get(XGIPART4, 0x01);
|
|
if (reg >= 0xE0) {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_302LV;
|
|
printk(KERN_INFO "XGIfb: XGI302LV bridge detected (revision 0x%02x)\n", reg);
|
|
} else if (reg >= 0xD0) {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_301LV;
|
|
printk(KERN_INFO "XGIfb: XGI302LV bridge detected (revision 0x%02x)\n", reg);
|
|
} else if (reg >= 0xB0) {
|
|
reg1 = xgifb_reg_get(XGIPART4, 0x23);
|
|
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_302B;
|
|
|
|
} else {
|
|
XGIhw_ext.ujVBChipID = VB_CHIP_302;
|
|
printk(KERN_INFO "XGIfb: XGI302 bridge detected\n");
|
|
}
|
|
break;
|
|
case HASVB_LVDS:
|
|
XGIhw_ext.ulExternalChip = 0x1;
|
|
printk(KERN_INFO "XGIfb: LVDS transmitter detected\n");
|
|
break;
|
|
case HASVB_TRUMPION:
|
|
XGIhw_ext.ulExternalChip = 0x2;
|
|
printk(KERN_INFO "XGIfb: Trumpion Zurac LVDS scaler detected\n");
|
|
break;
|
|
case HASVB_CHRONTEL:
|
|
XGIhw_ext.ulExternalChip = 0x4;
|
|
printk(KERN_INFO "XGIfb: Chrontel TV encoder detected\n");
|
|
break;
|
|
case HASVB_LVDS_CHRONTEL:
|
|
XGIhw_ext.ulExternalChip = 0x5;
|
|
printk(KERN_INFO "XGIfb: LVDS transmitter and Chrontel TV encoder detected\n");
|
|
break;
|
|
default:
|
|
printk(KERN_INFO "XGIfb: No or unknown bridge type detected\n");
|
|
break;
|
|
}
|
|
|
|
if (xgi_video_info.hasVB != HASVB_NONE)
|
|
XGIfb_detect_VB();
|
|
|
|
if (xgi_video_info.disp_state & DISPTYPE_DISP2) {
|
|
if (XGIfb_crt1off)
|
|
xgi_video_info.disp_state |= DISPMODE_SINGLE;
|
|
else
|
|
xgi_video_info.disp_state |= (DISPMODE_MIRROR |
|
|
DISPTYPE_CRT1);
|
|
} else {
|
|
xgi_video_info.disp_state = DISPMODE_SINGLE |
|
|
DISPTYPE_CRT1;
|
|
}
|
|
|
|
if (xgi_video_info.disp_state & DISPTYPE_LCD) {
|
|
if (!enable_dstn) {
|
|
reg = xgifb_reg_get(XGICR, IND_XGI_LCD_PANEL);
|
|
reg &= 0x0f;
|
|
XGIhw_ext.ulCRT2LCDType = XGI310paneltype[reg];
|
|
|
|
} else {
|
|
/* TW: FSTN/DSTN */
|
|
XGIhw_ext.ulCRT2LCDType = LCD_320x480;
|
|
}
|
|
}
|
|
|
|
if ((XGIhw_ext.ujVBChipID == VB_CHIP_302B) ||
|
|
(XGIhw_ext.ujVBChipID == VB_CHIP_301LV) ||
|
|
(XGIhw_ext.ujVBChipID == VB_CHIP_302LV)) {
|
|
int tmp;
|
|
tmp = xgifb_reg_get(XGICR, 0x34);
|
|
if (tmp <= 0x13) {
|
|
/* Currently on LCDA?
|
|
*(Some BIOSes leave CR38) */
|
|
tmp = xgifb_reg_get(XGICR, 0x38);
|
|
if ((tmp & 0x03) == 0x03) {
|
|
/* XGI_Pr.XGI_UseLCDA = 1; */
|
|
} else {
|
|
/* Currently on LCDA?
|
|
*(Some newer BIOSes set D0 in CR35) */
|
|
tmp = xgifb_reg_get(XGICR, 0x35);
|
|
if (tmp & 0x01) {
|
|
/* XGI_Pr.XGI_UseLCDA = 1; */
|
|
} else {
|
|
tmp = xgifb_reg_get(XGICR,
|
|
0x30);
|
|
if (tmp & 0x20) {
|
|
tmp = xgifb_reg_get(
|
|
XGIPART1, 0x13);
|
|
if (tmp & 0x04) {
|
|
/* XGI_Pr.XGI_UseLCDA = 1; */
|
|
}
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
}
|
|
|
|
if (mode)
|
|
XGIfb_search_mode(mode);
|
|
else if (vesa != -1)
|
|
XGIfb_search_vesamode(vesa);
|
|
|
|
if (xgifb_mode_idx >= 0)
|
|
xgifb_mode_idx = XGIfb_validate_mode(xgifb_mode_idx);
|
|
|
|
if (xgifb_mode_idx < 0) {
|
|
if ((xgi_video_info.disp_state & DISPTYPE_DISP2) ==
|
|
DISPTYPE_LCD &&
|
|
xgi_video_info.chip == XG21)
|
|
xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx();
|
|
else
|
|
xgifb_mode_idx = DEFAULT_MODE;
|
|
}
|
|
|
|
if (xgifb_mode_idx < 0) {
|
|
dev_err(&pdev->dev, "no supported video mode found\n");
|
|
goto error_1;
|
|
}
|
|
|
|
if (xgi21_drvlcdcaplist) {
|
|
int m;
|
|
|
|
for (m = 0; m < ARRAY_SIZE(XGI21_LCDCapList); m++)
|
|
if ((XGI21_LCDCapList[m].LVDSHDE ==
|
|
XGIbios_mode[xgifb_mode_idx].xres) &&
|
|
(XGI21_LCDCapList[m].LVDSVDE ==
|
|
XGIbios_mode[xgifb_mode_idx].yres)) {
|
|
xgifb_reg_set(XGI_Pr.P3d4, 0x36, m);
|
|
break;
|
|
}
|
|
}
|
|
|
|
XGIfb_mode_no = XGIbios_mode[xgifb_mode_idx].mode_no;
|
|
|
|
/* yilin set default refresh rate */
|
|
if (xgi_video_info.refresh_rate == 0)
|
|
xgi_video_info.refresh_rate = 60;
|
|
if (XGIfb_search_refresh_rate(
|
|
xgi_video_info.refresh_rate) == 0) {
|
|
XGIfb_rate_idx = XGIbios_mode[xgifb_mode_idx].rate_idx;
|
|
xgi_video_info.refresh_rate = 60;
|
|
}
|
|
|
|
xgi_video_info.video_bpp = XGIbios_mode[xgifb_mode_idx].bpp;
|
|
xgi_video_info.video_vwidth =
|
|
xgi_video_info.video_width =
|
|
XGIbios_mode[xgifb_mode_idx].xres;
|
|
xgi_video_info.video_vheight =
|
|
xgi_video_info.video_height =
|
|
XGIbios_mode[xgifb_mode_idx].yres;
|
|
xgi_video_info.org_x = xgi_video_info.org_y = 0;
|
|
xgi_video_info.video_linelength =
|
|
xgi_video_info.video_width *
|
|
(xgi_video_info.video_bpp >> 3);
|
|
switch (xgi_video_info.video_bpp) {
|
|
case 8:
|
|
xgi_video_info.DstColor = 0x0000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00000000;
|
|
xgi_video_info.video_cmap_len = 256;
|
|
break;
|
|
case 16:
|
|
xgi_video_info.DstColor = 0x8000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00010000;
|
|
xgi_video_info.video_cmap_len = 16;
|
|
break;
|
|
case 32:
|
|
xgi_video_info.DstColor = 0xC000;
|
|
xgi_video_info.XGI310_AccelDepth = 0x00020000;
|
|
xgi_video_info.video_cmap_len = 16;
|
|
break;
|
|
default:
|
|
xgi_video_info.video_cmap_len = 16;
|
|
printk(KERN_INFO "XGIfb: Unsupported depth %d",
|
|
xgi_video_info.video_bpp);
|
|
break;
|
|
}
|
|
|
|
printk(KERN_INFO "XGIfb: Default mode is %dx%dx%d (%dHz)\n",
|
|
xgi_video_info.video_width,
|
|
xgi_video_info.video_height,
|
|
xgi_video_info.video_bpp,
|
|
xgi_video_info.refresh_rate);
|
|
|
|
default_var.xres =
|
|
default_var.xres_virtual =
|
|
xgi_video_info.video_width;
|
|
default_var.yres =
|
|
default_var.yres_virtual =
|
|
xgi_video_info.video_height;
|
|
default_var.bits_per_pixel = xgi_video_info.video_bpp;
|
|
|
|
XGIfb_bpp_to_var(&default_var);
|
|
|
|
default_var.pixclock = (u32) (1000000000 /
|
|
XGIfb_mode_rate_to_dclock(&XGI_Pr, &XGIhw_ext,
|
|
XGIfb_mode_no, XGIfb_rate_idx));
|
|
|
|
if (XGIfb_mode_rate_to_ddata(&XGI_Pr, &XGIhw_ext,
|
|
XGIfb_mode_no, XGIfb_rate_idx,
|
|
&default_var.left_margin, &default_var.right_margin,
|
|
&default_var.upper_margin, &default_var.lower_margin,
|
|
&default_var.hsync_len, &default_var.vsync_len,
|
|
&default_var.sync, &default_var.vmode)) {
|
|
|
|
if ((default_var.vmode & FB_VMODE_MASK) ==
|
|
FB_VMODE_INTERLACED) {
|
|
default_var.yres <<= 1;
|
|
default_var.yres_virtual <<= 1;
|
|
} else if ((default_var.vmode & FB_VMODE_MASK) ==
|
|
FB_VMODE_DOUBLE) {
|
|
default_var.pixclock >>= 1;
|
|
default_var.yres >>= 1;
|
|
default_var.yres_virtual >>= 1;
|
|
}
|
|
|
|
}
|
|
|
|
fb_info->flags = FBINFO_FLAG_DEFAULT;
|
|
fb_info->var = default_var;
|
|
fb_info->fix = XGIfb_fix;
|
|
fb_info->par = &xgi_video_info;
|
|
fb_info->screen_base = xgi_video_info.video_vbase;
|
|
fb_info->fbops = &XGIfb_ops;
|
|
XGIfb_get_fix(&fb_info->fix, -1, fb_info);
|
|
fb_info->pseudo_palette = pseudo_palette;
|
|
|
|
fb_alloc_cmap(&fb_info->cmap, 256 , 0);
|
|
|
|
#ifdef CONFIG_MTRR
|
|
xgi_video_info.mtrr = mtrr_add(
|
|
(unsigned int) xgi_video_info.video_base,
|
|
(unsigned int) xgi_video_info.video_size,
|
|
MTRR_TYPE_WRCOMB, 1);
|
|
if (xgi_video_info.mtrr)
|
|
printk(KERN_INFO "XGIfb: Added MTRRs\n");
|
|
#endif
|
|
|
|
if (register_framebuffer(fb_info) < 0) {
|
|
ret = -EINVAL;
|
|
goto error_1;
|
|
}
|
|
|
|
dumpVGAReg();
|
|
|
|
return 0;
|
|
|
|
error_1:
|
|
iounmap(xgi_video_info.mmio_vbase);
|
|
iounmap(xgi_video_info.video_vbase);
|
|
release_mem_region(xgi_video_info.mmio_base, xgi_video_info.mmio_size);
|
|
error_0:
|
|
release_mem_region(xgi_video_info.video_base,
|
|
xgi_video_info.video_size);
|
|
error:
|
|
vfree(XGIhw_ext.pjVirtualRomBase);
|
|
framebuffer_release(fb_info);
|
|
return ret;
|
|
}
|
|
|
|
/*****************************************************/
|
|
/* PCI DEVICE HANDLING */
|
|
/*****************************************************/
|
|
|
|
static void __devexit xgifb_remove(struct pci_dev *pdev)
|
|
{
|
|
unregister_framebuffer(fb_info);
|
|
iounmap(xgi_video_info.mmio_vbase);
|
|
iounmap(xgi_video_info.video_vbase);
|
|
release_mem_region(xgi_video_info.mmio_base, xgi_video_info.mmio_size);
|
|
release_mem_region(xgi_video_info.video_base,
|
|
xgi_video_info.video_size);
|
|
vfree(XGIhw_ext.pjVirtualRomBase);
|
|
framebuffer_release(fb_info);
|
|
pci_set_drvdata(pdev, NULL);
|
|
}
|
|
|
|
static struct pci_driver xgifb_driver = {
|
|
.name = "xgifb",
|
|
.id_table = xgifb_pci_table,
|
|
.probe = xgifb_probe,
|
|
.remove = __devexit_p(xgifb_remove)
|
|
};
|
|
|
|
static int __init xgifb_init(void)
|
|
{
|
|
char *option = NULL;
|
|
|
|
if (fb_get_options("xgifb", &option))
|
|
return -ENODEV;
|
|
XGIfb_setup(option);
|
|
|
|
return pci_register_driver(&xgifb_driver);
|
|
}
|
|
|
|
module_init(xgifb_init);
|
|
|
|
/*****************************************************/
|
|
/* MODULE */
|
|
/*****************************************************/
|
|
|
|
#ifdef MODULE
|
|
|
|
MODULE_DESCRIPTION("Z7 Z9 Z9S Z11 framebuffer device driver");
|
|
MODULE_LICENSE("GPL");
|
|
MODULE_AUTHOR("XGITECH , Others");
|
|
|
|
module_param(mode, charp, 0);
|
|
module_param(vesa, int, 0);
|
|
module_param(filter, int, 0);
|
|
|
|
MODULE_PARM_DESC(mode,
|
|
"\nSelects the desired default display mode in the format XxYxDepth,\n"
|
|
"eg. 1024x768x16.\n");
|
|
|
|
MODULE_PARM_DESC(vesa,
|
|
"\nSelects the desired default display mode by VESA mode number, eg.\n"
|
|
"0x117.\n");
|
|
|
|
MODULE_PARM_DESC(filter,
|
|
"\nSelects TV flicker filter type (only for systems with a SiS301 video bridge).\n"
|
|
"(Possible values 0-7, default: [no filter])\n");
|
|
|
|
static void __exit xgifb_remove_module(void)
|
|
{
|
|
pci_unregister_driver(&xgifb_driver);
|
|
printk(KERN_DEBUG "xgifb: Module unloaded\n");
|
|
}
|
|
|
|
module_exit(xgifb_remove_module);
|
|
|
|
#endif /* /MODULE */
|