| /* |
| * XG20, XG21, XG40, XG42 frame buffer device |
| * for Linux kernels 2.5.x, 2.6.x |
| * Base on TW's sis fbdev code. |
| */ |
| |
| /* #include <linux/config.h> */ |
| #include <linux/version.h> |
| #include <linux/module.h> |
| #include <linux/moduleparam.h> |
| #include <linux/kernel.h> |
| #include <linux/spinlock.h> |
| #include <linux/errno.h> |
| #include <linux/string.h> |
| #include <linux/mm.h> |
| #include <linux/tty.h> |
| #include <linux/slab.h> |
| #include <linux/delay.h> |
| #include <linux/fb.h> |
| #include <linux/console.h> |
| #include <linux/selection.h> |
| #include <linux/ioport.h> |
| #include <linux/init.h> |
| #include <linux/pci.h> |
| #include <linux/vmalloc.h> |
| #include <linux/vt_kern.h> |
| #include <linux/capability.h> |
| #include <linux/fs.h> |
| #include <linux/types.h> |
| #include <linux/proc_fs.h> |
| |
| #ifndef XGIFB_PAN |
| #define XGIFB_PAN |
| #endif |
| |
| #include <asm/io.h> |
| #ifdef CONFIG_MTRR |
| #include <asm/mtrr.h> |
| #endif |
| |
| #include "XGIfb.h" |
| #include "vgatypes.h" |
| #include "XGI_main.h" |
| #include "vb_util.h" |
| |
| #define Index_CR_GPIO_Reg1 0x48 |
| #define Index_CR_GPIO_Reg2 0x49 |
| #define Index_CR_GPIO_Reg3 0x4a |
| |
| #define GPIOG_EN (1<<6) |
| #define GPIOG_WRITE (1<<6) |
| #define GPIOG_READ (1<<1) |
| int XGIfb_GetXG21DefaultLVDSModeIdx(void); |
| |
| #define XGIFB_ROM_SIZE 65536 |
| |
| /* -------------------- Macro definitions ---------------------------- */ |
| |
| #undef XGIFBDEBUG |
| |
| #ifdef XGIFBDEBUG |
| #define DPRINTK(fmt, args...) printk(KERN_DEBUG "%s: " fmt, __FUNCTION__ , ## args) |
| #else |
| #define DPRINTK(fmt, args...) |
| #endif |
| |
| #ifdef XGIFBDEBUG |
| static void dumpVGAReg(void) |
| { |
| u8 i, reg; |
| |
| outXGIIDXREG(XGISR, 0x05, 0x86); |
| /* |
| outXGIIDXREG(XGISR, 0x08, 0x4f); |
| outXGIIDXREG(XGISR, 0x0f, 0x20); |
| outXGIIDXREG(XGISR, 0x11, 0x4f); |
| outXGIIDXREG(XGISR, 0x13, 0x45); |
| outXGIIDXREG(XGISR, 0x14, 0x51); |
| outXGIIDXREG(XGISR, 0x1e, 0x41); |
| outXGIIDXREG(XGISR, 0x1f, 0x0); |
| outXGIIDXREG(XGISR, 0x20, 0xa1); |
| outXGIIDXREG(XGISR, 0x22, 0xfb); |
| outXGIIDXREG(XGISR, 0x26, 0x22); |
| outXGIIDXREG(XGISR, 0x3e, 0x07); |
| */ |
| |
| /* outXGIIDXREG(XGICR, 0x19, 0x00); */ |
| /* outXGIIDXREG(XGICR, 0x1a, 0x3C); */ |
| /* outXGIIDXREG(XGICR, 0x22, 0xff); */ |
| /* outXGIIDXREG(XGICR, 0x3D, 0x10); */ |
| |
| /* outXGIIDXREG(XGICR, 0x4a, 0xf3); */ |
| |
| /* outXGIIDXREG(XGICR, 0x57, 0x0); */ |
| /* outXGIIDXREG(XGICR, 0x7a, 0x2c); */ |
| |
| /* outXGIIDXREG(XGICR, 0x82, 0xcc); */ |
| /* outXGIIDXREG(XGICR, 0x8c, 0x0); */ |
| /* |
| outXGIIDXREG(XGICR, 0x99, 0x1); |
| outXGIIDXREG(XGICR, 0x41, 0x40); |
| */ |
| |
| for (i = 0; i < 0x4f; i++) { |
| inXGIIDXREG(XGISR, i, reg); |
| printk("\no 3c4 %x", i); |
| printk("\ni 3c5 => %x", reg); |
| } |
| |
| for (i = 0; i < 0xF0; i++) { |
| inXGIIDXREG(XGICR, i, reg); |
| printk("\no 3d4 %x", i); |
| printk("\ni 3d5 => %x", reg); |
| } |
| /* |
| outXGIIDXREG(XGIPART1,0x2F,1); |
| for (i=1; i < 0x50; i++) { |
| inXGIIDXREG(XGIPART1, i, reg); |
| printk("\no d004 %x", i); |
| printk("\ni d005 => %x", reg); |
| } |
| |
| for (i=0; i < 0x50; i++) { |
| inXGIIDXREG(XGIPART2, i, reg); |
| printk("\no d010 %x", i); |
| printk("\ni d011 => %x", reg); |
| } |
| for (i=0; i < 0x50; i++) { |
| inXGIIDXREG(XGIPART3, i, reg); |
| printk("\no d012 %x",i); |
| printk("\ni d013 => %x",reg); |
| } |
| for (i=0; i < 0x50; i++) { |
| inXGIIDXREG(XGIPART4, i, reg); |
| printk("\no d014 %x",i); |
| printk("\ni d015 => %x",reg); |
| } |
| */ |
| } |
| #else |
| static inline void dumpVGAReg(void) |
| { |
| } |
| #endif |
| |
| /* data for XGI components */ |
| struct video_info xgi_video_info; |
| |
| #if 1 |
| #define DEBUGPRN(x) |
| #else |
| #define DEBUGPRN(x) printk(KERN_INFO x "\n"); |
| #endif |
| |
| /* --------------- Hardware Access Routines -------------------------- */ |
| |
| static int XGIfb_mode_rate_to_dclock(struct vb_device_info *XGI_Pr, |
| struct xgi_hw_device_info *HwDeviceExtension, |
| unsigned char modeno, unsigned char rateindex) |
| { |
| unsigned short ModeNo = modeno; |
| unsigned short ModeIdIndex = 0, ClockIndex = 0; |
| unsigned short RefreshRateTableIndex = 0; |
| |
| /* unsigned long temp = 0; */ |
| int Clock; |
| XGI_Pr->ROMAddr = HwDeviceExtension->pjVirtualRomBase; |
| InitTo330Pointer(HwDeviceExtension->jChipType, XGI_Pr); |
| |
| RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo, |
| ModeIdIndex, XGI_Pr); |
| |
| /* |
| temp = XGI_SearchModeID(ModeNo , &ModeIdIndex, XGI_Pr) ; |
| if (!temp) { |
| printk(KERN_ERR "Could not find mode %x\n", ModeNo); |
| return 65000; |
| } |
| |
| RefreshRateTableIndex = XGI_Pr->EModeIDTable[ModeIdIndex].REFindex; |
| RefreshRateTableIndex += (rateindex - 1); |
| |
| */ |
| ClockIndex = XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_CRTVCLK; |
| |
| Clock = XGI_Pr->VCLKData[ClockIndex].CLOCK * 1000; |
| |
| return Clock; |
| } |
| |
| static int XGIfb_mode_rate_to_ddata(struct vb_device_info *XGI_Pr, |
| struct xgi_hw_device_info *HwDeviceExtension, |
| unsigned char modeno, unsigned char rateindex, |
| u32 *left_margin, u32 *right_margin, u32 *upper_margin, |
| u32 *lower_margin, u32 *hsync_len, u32 *vsync_len, u32 *sync, |
| u32 *vmode) |
| { |
| unsigned short ModeNo = modeno; |
| unsigned short ModeIdIndex = 0, index = 0; |
| unsigned short RefreshRateTableIndex = 0; |
| |
| unsigned short VRE, VBE, VRS, VBS, VDE, VT; |
| unsigned short HRE, HBE, HRS, HBS, HDE, HT; |
| unsigned char sr_data, cr_data, cr_data2; |
| unsigned long cr_data3; |
| int A, B, C, D, E, F, temp, j; |
| XGI_Pr->ROMAddr = HwDeviceExtension->pjVirtualRomBase; |
| InitTo330Pointer(HwDeviceExtension->jChipType, XGI_Pr); |
| RefreshRateTableIndex = XGI_GetRatePtrCRT2(HwDeviceExtension, ModeNo, |
| ModeIdIndex, XGI_Pr); |
| /* |
| temp = XGI_SearchModeID(ModeNo, &ModeIdIndex, XGI_Pr); |
| if (!temp) |
| return 0; |
| |
| RefreshRateTableIndex = XGI_Pr->EModeIDTable[ModeIdIndex].REFindex; |
| RefreshRateTableIndex += (rateindex - 1); |
| */ |
| index = XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_CRT1CRTC; |
| |
| sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[5]; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[0]; |
| |
| /* Horizontal total */ |
| HT = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x03) << 8); |
| A = HT + 5; |
| |
| /* |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[1]; |
| |
| Horizontal display enable end |
| HDE = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x0C) << 6); |
| */ |
| HDE = (XGI_Pr->RefIndex[RefreshRateTableIndex].XRes >> 3) - 1; |
| E = HDE + 1; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[3]; |
| |
| /* Horizontal retrace (=sync) start */ |
| HRS = (cr_data & 0xff) | ((unsigned short) (sr_data & 0xC0) << 2); |
| F = HRS - E - 3; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[1]; |
| |
| /* Horizontal blank start */ |
| HBS = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x30) << 4); |
| |
| sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[6]; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[2]; |
| |
| cr_data2 = XGI_Pr->XGINEWUB_CRT1Table[index].CR[4]; |
| |
| /* Horizontal blank end */ |
| HBE = (cr_data & 0x1f) | ((unsigned short) (cr_data2 & 0x80) >> 2) |
| | ((unsigned short) (sr_data & 0x03) << 6); |
| |
| /* Horizontal retrace (=sync) end */ |
| HRE = (cr_data2 & 0x1f) | ((sr_data & 0x04) << 3); |
| |
| temp = HBE - ((E - 1) & 255); |
| B = (temp > 0) ? temp : (temp + 256); |
| |
| temp = HRE - ((E + F + 3) & 63); |
| C = (temp > 0) ? temp : (temp + 64); |
| |
| D = B - F - C; |
| |
| *left_margin = D * 8; |
| *right_margin = F * 8; |
| *hsync_len = C * 8; |
| |
| sr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[14]; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[8]; |
| |
| cr_data2 = XGI_Pr->XGINEWUB_CRT1Table[index].CR[9]; |
| |
| /* Vertical total */ |
| VT = (cr_data & 0xFF) | ((unsigned short) (cr_data2 & 0x01) << 8) |
| | ((unsigned short) (cr_data2 & 0x20) << 4) |
| | ((unsigned short) (sr_data & 0x01) << 10); |
| A = VT + 2; |
| |
| /* cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[10]; */ |
| |
| /* Vertical display enable end */ |
| /* |
| VDE = (cr_data & 0xff) | |
| ((unsigned short) (cr_data2 & 0x02) << 7) | |
| ((unsigned short) (cr_data2 & 0x40) << 3) | |
| ((unsigned short) (sr_data & 0x02) << 9); |
| */ |
| VDE = XGI_Pr->RefIndex[RefreshRateTableIndex].YRes - 1; |
| E = VDE + 1; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[10]; |
| |
| /* Vertical retrace (=sync) start */ |
| VRS = (cr_data & 0xff) | ((unsigned short) (cr_data2 & 0x04) << 6) |
| | ((unsigned short) (cr_data2 & 0x80) << 2) |
| | ((unsigned short) (sr_data & 0x08) << 7); |
| F = VRS + 1 - E; |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[12]; |
| |
| cr_data3 = (XGI_Pr->XGINEWUB_CRT1Table[index].CR[14] & 0x80) << 5; |
| |
| /* Vertical blank start */ |
| VBS = (cr_data & 0xff) | ((unsigned short) (cr_data2 & 0x08) << 5) |
| | ((unsigned short) (cr_data3 & 0x20) << 4) |
| | ((unsigned short) (sr_data & 0x04) << 8); |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[13]; |
| |
| /* Vertical blank end */ |
| VBE = (cr_data & 0xff) | ((unsigned short) (sr_data & 0x10) << 4); |
| temp = VBE - ((E - 1) & 511); |
| B = (temp > 0) ? temp : (temp + 512); |
| |
| cr_data = XGI_Pr->XGINEWUB_CRT1Table[index].CR[11]; |
| |
| /* Vertical retrace (=sync) end */ |
| VRE = (cr_data & 0x0f) | ((sr_data & 0x20) >> 1); |
| temp = VRE - ((E + F - 1) & 31); |
| C = (temp > 0) ? temp : (temp + 32); |
| |
| D = B - F - C; |
| |
| *upper_margin = D; |
| *lower_margin = F; |
| *vsync_len = C; |
| |
| if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x8000) |
| *sync &= ~FB_SYNC_VERT_HIGH_ACT; |
| else |
| *sync |= FB_SYNC_VERT_HIGH_ACT; |
| |
| if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x4000) |
| *sync &= ~FB_SYNC_HOR_HIGH_ACT; |
| else |
| *sync |= FB_SYNC_HOR_HIGH_ACT; |
| |
| *vmode = FB_VMODE_NONINTERLACED; |
| if (XGI_Pr->RefIndex[RefreshRateTableIndex].Ext_InfoFlag & 0x0080) |
| *vmode = FB_VMODE_INTERLACED; |
| else { |
| j = 0; |
| while (XGI_Pr->EModeIDTable[j].Ext_ModeID != 0xff) { |
| if (XGI_Pr->EModeIDTable[j].Ext_ModeID |
| == XGI_Pr->RefIndex[RefreshRateTableIndex].ModeID) { |
| if (XGI_Pr->EModeIDTable[j].Ext_ModeFlag |
| & DoubleScanMode) { |
| *vmode = FB_VMODE_DOUBLE; |
| } |
| break; |
| } |
| j++; |
| } |
| } |
| |
| return 1; |
| } |
| |
| static void XGIRegInit(struct vb_device_info *XGI_Pr, unsigned long BaseAddr) |
| { |
| XGI_Pr->RelIO = BaseAddr; |
| XGI_Pr->P3c4 = BaseAddr + 0x14; |
| XGI_Pr->P3d4 = BaseAddr + 0x24; |
| XGI_Pr->P3c0 = BaseAddr + 0x10; |
| XGI_Pr->P3ce = BaseAddr + 0x1e; |
| XGI_Pr->P3c2 = BaseAddr + 0x12; |
| XGI_Pr->P3ca = BaseAddr + 0x1a; |
| XGI_Pr->P3c6 = BaseAddr + 0x16; |
| XGI_Pr->P3c7 = BaseAddr + 0x17; |
| XGI_Pr->P3c8 = BaseAddr + 0x18; |
| XGI_Pr->P3c9 = BaseAddr + 0x19; |
| XGI_Pr->P3da = BaseAddr + 0x2A; |
| XGI_Pr->Part1Port = BaseAddr + XGI_CRT2_PORT_04; /* Digital video interface registers (LCD) */ |
| XGI_Pr->Part2Port = BaseAddr + XGI_CRT2_PORT_10; /* 301 TV Encoder registers */ |
| XGI_Pr->Part3Port = BaseAddr + XGI_CRT2_PORT_12; /* 301 Macrovision registers */ |
| XGI_Pr->Part4Port = BaseAddr + XGI_CRT2_PORT_14; /* 301 VGA2 (and LCD) registers */ |
| XGI_Pr->Part5Port = BaseAddr + XGI_CRT2_PORT_14 + 2; /* 301 palette address port registers */ |
| |
| } |
| |
| void XGIfb_set_reg4(u16 port, unsigned long data) |
| { |
| outl((u32)(data & 0xffffffff), port); |
| } |
| |
| u32 XGIfb_get_reg3(u16 port) |
| { |
| u32 data; |
| |
| data = inl(port); |
| return data; |
| } |
| |
| /* ------------ Interface for init & mode switching code ------------- */ |
| |
| unsigned char XGIfb_query_VGA_config_space( |
| struct xgi_hw_device_info *pXGIhw_ext, unsigned long offset, |
| unsigned long set, unsigned long *value) |
| { |
| static struct pci_dev *pdev = NULL; |
| static unsigned char init = 0, valid_pdev = 0; |
| |
| if (!set) |
| DPRINTK("XGIfb: Get VGA offset 0x%lx\n", offset); |
| else |
| DPRINTK("XGIfb: Set offset 0x%lx to 0x%lx\n", offset, *value); |
| |
| if (!init) { |
| init = 1; |
| pdev = pci_get_device(PCI_VENDOR_ID_XG, xgi_video_info.chip_id, |
| pdev); |
| if (pdev) { |
| valid_pdev = 1; |
| pci_dev_put(pdev); |
| } |
| } |
| |
| if (!valid_pdev) { |
| printk(KERN_DEBUG "XGIfb: Can't find XGI %d VGA device.\n", |
| xgi_video_info.chip_id); |
| return 0; |
| } |
| |
| if (set == 0) |
| pci_read_config_dword(pdev, offset, (u32 *) value); |
| else |
| pci_write_config_dword(pdev, offset, (u32)(*value)); |
| |
| return 1; |
| } |
| |
| /* |
| unsigned char XGIfb_query_north_bridge_space(struct xgi_hw_device_info *pXGIhw_ext, |
| unsigned long offset, unsigned long set, unsigned long *value) |
| { |
| static struct pci_dev *pdev = NULL; |
| static unsigned char init = 0, valid_pdev = 0; |
| u16 nbridge_id = 0; |
| |
| if (!init) { |
| init = 1; |
| switch (xgi_video_info.chip) { |
| case XGI_540: |
| nbridge_id = PCI_DEVICE_ID_XG_540; |
| break; |
| case XGI_630: |
| nbridge_id = PCI_DEVICE_ID_XG_630; |
| break; |
| case XGI_730: |
| nbridge_id = PCI_DEVICE_ID_XG_730; |
| break; |
| case XGI_550: |
| nbridge_id = PCI_DEVICE_ID_XG_550; |
| break; |
| case XGI_650: |
| nbridge_id = PCI_DEVICE_ID_XG_650; |
| break; |
| case XGI_740: |
| nbridge_id = PCI_DEVICE_ID_XG_740; |
| break; |
| default: |
| nbridge_id = 0; |
| break; |
| } |
| |
| pdev = pci_get_device(PCI_VENDOR_ID_SI, nbridge_id, pdev); |
| if (pdev) { |
| valid_pdev = 1; |
| pci_dev_put(pdev); |
| } |
| } |
| |
| if (!valid_pdev) { |
| printk(KERN_DEBUG "XGIfb: Can't find XGI %d North Bridge device.\n", |
| nbridge_id); |
| return 0; |
| } |
| |
| if (set == 0) |
| pci_read_config_dword(pdev, offset, (u32 *)value); |
| else |
| pci_write_config_dword(pdev, offset, (u32)(*value)); |
| |
| return 1; |
| } |
| */ |
| /* ------------------ Internal helper routines ----------------- */ |
| |
| static void XGIfb_search_mode(const char *name) |
| { |
| int i = 0, j = 0, l; |
| |
| if (name == NULL) { |
| printk(KERN_ERR "XGIfb: Internal error, using default mode.\n"); |
| xgifb_mode_idx = DEFAULT_MODE; |
| if ((xgi_video_info.chip == XG21) |
| && ((xgi_video_info.disp_state & DISPTYPE_DISP2) |
| == DISPTYPE_LCD)) { |
| xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx(); |
| } |
| return; |
| } |
| |
| if (!strcmp(name, XGIbios_mode[MODE_INDEX_NONE].name)) { |
| printk(KERN_ERR "XGIfb: Mode 'none' not supported anymore. Using default.\n"); |
| xgifb_mode_idx = DEFAULT_MODE; |
| if ((xgi_video_info.chip == XG21) |
| && ((xgi_video_info.disp_state & DISPTYPE_DISP2) |
| == DISPTYPE_LCD)) { |
| xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx(); |
| } |
| return; |
| } |
| |
| 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) { |
| |
| printk(KERN_ERR "XGIfb: Mode 'none' not supported anymore. Using default.\n"); |
| xgifb_mode_idx = DEFAULT_MODE; |
| if ((xgi_video_info.chip == XG21) |
| && ((xgi_video_info.disp_state & DISPTYPE_DISP2) |
| == DISPTYPE_LCD)) { |
| xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx(); |
| } |
| return; |
| } |
| |
| 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++; |
| } |
| 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; |
| |
| inXGIIDXREG(XGISR, 0x1e, tmp); |
| outXGIIDXREG(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; |
| } |
| |
| int XGIfb_GetXG21DefaultLVDSModeIdx(void) |
| { |
| |
| int found_mode = 0; |
| int XGIfb_mode_idx = 0; |
| |
| found_mode = 0; |
| while ((XGIbios_mode[XGIfb_mode_idx].mode_no != 0) |
| && (XGIbios_mode[XGIfb_mode_idx].xres |
| <= XGI21_LCDCapList[0].LVDSHDE)) { |
| if ((XGIbios_mode[XGIfb_mode_idx].xres |
| == XGI21_LCDCapList[0].LVDSHDE) |
| && (XGIbios_mode[XGIfb_mode_idx].yres |
| == XGI21_LCDCapList[0].LVDSVDE) |
| && (XGIbios_mode[XGIfb_mode_idx].bpp == 8)) { |
| XGIfb_mode_no = XGIbios_mode[XGIfb_mode_idx].mode_no; |
| found_mode = 1; |
| break; |
| } |
| XGIfb_mode_idx++; |
| } |
| if (!found_mode) |
| XGIfb_mode_idx = 0; |
| |
| return XGIfb_mode_idx; |
| } |
| |
| 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; |
| } |
| } |
| |
| 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); |
| |
| outXGIIDXREG(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD); |
| |
| outXGIIDXREG(XGICR, 0x13, (info->fix.line_length & 0x00ff)); |
| outXGIIDXREG(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__) |
| inXGIIDXREG(XGICR, 0x4D, cr_data); |
| outXGIIDXREG(XGICR, 0x4D, (cr_data & 0xE0)); |
| #endif |
| break; |
| case 16: |
| xgi_video_info.DstColor = 0x8000; |
| xgi_video_info.XGI310_AccelDepth = 0x00010000; |
| #if defined(__powerpc__) |
| inXGIIDXREG(XGICR, 0x4D, cr_data); |
| outXGIIDXREG(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__) |
| inXGIIDXREG(XGICR, 0x4D, cr_data); |
| outXGIIDXREG(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; |
| } |
| |
| #ifdef XGIFB_PAN |
| 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; |
| } |
| |
| outXGIIDXREG(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD); |
| |
| outXGIIDXREG(XGICR, 0x0D, base & 0xFF); |
| outXGIIDXREG(XGICR, 0x0C, (base >> 8) & 0xFF); |
| outXGIIDXREG(XGISR, 0x0D, (base >> 16) & 0xFF); |
| outXGIIDXREG(XGISR, 0x37, (base >> 24) & 0x03); |
| setXGIIDXREG(XGISR, 0x37, 0xDF, (base >> 21) & 0x04); |
| |
| if (xgi_video_info.disp_state & DISPTYPE_DISP2) { |
| orXGIIDXREG(XGIPART1, XGIfb_CRT2_write_enable, 0x01); |
| outXGIIDXREG(XGIPART1, 0x06, (base & 0xFF)); |
| outXGIIDXREG(XGIPART1, 0x05, ((base >> 8) & 0xFF)); |
| outXGIIDXREG(XGIPART1, 0x04, ((base >> 16) & 0xFF)); |
| setXGIIDXREG(XGIPART1, 0x02, 0x7F, ((base >> 24) & 0x01) << 7); |
| } |
| /* printk("End of pan_var"); */ |
| return 0; |
| } |
| #endif |
| |
| 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: |
| outXGIREG(XGIDACA, regno); |
| outXGIREG(XGIDACD, (red >> 10)); |
| outXGIREG(XGIDACD, (green >> 10)); |
| outXGIREG(XGIDACD, (blue >> 10)); |
| if (xgi_video_info.disp_state & DISPTYPE_DISP2) { |
| outXGIREG(XGIDAC2A, regno); |
| outXGIREG(XGIDAC2D, (red >> 8)); |
| outXGIREG(XGIDAC2D, (green >> 8)); |
| outXGIREG(XGIDAC2D, (blue >> 8)); |
| } |
| 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; |
| } |
| |
| 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; |
| } |
| |
| #ifdef XGIFB_PAN |
| 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; |
| } |
| #endif |
| |
| static int XGIfb_blank(int blank, struct fb_info *info) |
| { |
| u8 reg; |
| |
| inXGIIDXREG(XGICR, 0x17, reg); |
| |
| if (blank > 0) |
| reg &= 0x7f; |
| else |
| reg |= 0x80; |
| |
| outXGIIDXREG(XGICR, 0x17, reg); |
| outXGIIDXREG(XGISR, 0x00, 0x01); /* Synchronous Reset */ |
| outXGIIDXREG(XGISR, 0x00, 0x03); /* End Reset */ |
| 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)); |
| |
| strcpy(fix->id, myid); |
| |
| fix->smem_start = xgi_video_info.video_base; |
| |
| fix->smem_len = xgi_video_info.video_size; |
| |
| fix->type = video_type; |
| 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; |
| #ifdef XGIFB_PAN |
| if (XGIfb_ypan) |
| fix->ypanstep = 1; |
| #endif |
| 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 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, |
| #ifdef XGIFB_PAN |
| .fb_pan_display = XGIfb_pan_display, |
| #endif |
| .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) |
| outXGIIDXREG(XGISR, IND_XGI_DRAM_SIZE, 0x51); |
| |
| inXGIIDXREG(XGISR, IND_XGI_DRAM_SIZE, reg); |
| 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; |
| } |
| |
| inXGIIDXREG(XGICR, IND_XGI_SCRATCH_REG_CR32, 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) { |
| inXGIIDXREG(XGICR, 0x38, temp); |
| 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 void XGIfb_get_VB_type(void) |
| { |
| u8 reg; |
| |
| if (!XGIfb_has_VB()) { |
| inXGIIDXREG(XGICR, IND_XGI_SCRATCH_REG_CR37, reg); |
| 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 XGIfb_has_VB(void) |
| { |
| u8 vb_chipid; |
| |
| inXGIIDXREG(XGIPART4, 0x00, vb_chipid); |
| 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; |
| } |
| |
| /* ------------------ Sensing routines ------------------ */ |
| |
| /* TW: Determine and detect attached devices on XGI30x */ |
| int XGIDoSense(int tempbl, int tempbh, int tempcl, int tempch) |
| { |
| int temp, i; |
| |
| outXGIIDXREG(XGIPART4, 0x11, tempbl); |
| temp = tempbh | tempcl; |
| setXGIIDXREG(XGIPART4, 0x10, 0xe0, temp); |
| for (i = 0; i < 10; i++) |
| XGI_LongWait(&XGI_Pr); |
| tempch &= 0x7f; |
| inXGIIDXREG(XGIPART4, 0x03, temp); |
| temp ^= 0x0e; |
| temp &= tempch; |
| return temp; |
| } |
| |
| void XGI_Sense30x(void) |
| { |
| u8 backupP4_0d; |
| u8 testsvhs_tempbl, testsvhs_tempbh; |
| u8 testsvhs_tempcl, testsvhs_tempch; |
| u8 testcvbs_tempbl, testcvbs_tempbh; |
| u8 testcvbs_tempcl, testcvbs_tempch; |
| u8 testvga2_tempbl, testvga2_tempbh; |
| u8 testvga2_tempcl, testvga2_tempch; |
| int myflag, result; |
| |
| inXGIIDXREG(XGIPART4, 0x0d, backupP4_0d); |
| outXGIIDXREG(XGIPART4, 0x0d, (backupP4_0d | 0x04)); |
| |
| testvga2_tempbh = 0x00; |
| testvga2_tempbl = 0xd1; |
| testsvhs_tempbh = 0x00; |
| testsvhs_tempbl = 0xb9; |
| testcvbs_tempbh = 0x00; |
| testcvbs_tempbl = 0xb3; |
| if ((XGIhw_ext.ujVBChipID != VB_CHIP_301) && (XGIhw_ext.ujVBChipID |
| != VB_CHIP_302)) { |
| testvga2_tempbh = 0x01; |
| testvga2_tempbl = 0x90; |
| testsvhs_tempbh = 0x01; |
| testsvhs_tempbl = 0x6b; |
| testcvbs_tempbh = 0x01; |
| testcvbs_tempbl = 0x74; |
| if (XGIhw_ext.ujVBChipID == VB_CHIP_301LV |
| || XGIhw_ext.ujVBChipID == VB_CHIP_302LV) { |
| testvga2_tempbh = 0x00; |
| testvga2_tempbl = 0x00; |
| testsvhs_tempbh = 0x02; |
| testsvhs_tempbl = 0x00; |
| testcvbs_tempbh = 0x01; |
| testcvbs_tempbl = 0x00; |
| } |
| } |
| if (XGIhw_ext.ujVBChipID != VB_CHIP_301LV && XGIhw_ext.ujVBChipID |
| != VB_CHIP_302LV) { |
| inXGIIDXREG(XGIPART4, 0x01, myflag); |
| if (myflag & 0x04) { |
| testvga2_tempbh = 0x00; |
| testvga2_tempbl = 0xfd; |
| testsvhs_tempbh = 0x00; |
| testsvhs_tempbl = 0xdd; |
| testcvbs_tempbh = 0x00; |
| testcvbs_tempbl = 0xee; |
| } |
| } |
| if ((XGIhw_ext.ujVBChipID == VB_CHIP_301LV) || (XGIhw_ext.ujVBChipID |
| == VB_CHIP_302LV)) { |
| testvga2_tempbh = 0x00; |
| testvga2_tempbl = 0x00; |
| testvga2_tempch = 0x00; |
| testvga2_tempcl = 0x00; |
| testsvhs_tempch = 0x04; |
| testsvhs_tempcl = 0x08; |
| testcvbs_tempch = 0x08; |
| testcvbs_tempcl = 0x08; |
| } else { |
| testvga2_tempch = 0x0e; |
| testvga2_tempcl = 0x08; |
| testsvhs_tempch = 0x06; |
| testsvhs_tempcl = 0x04; |
| testcvbs_tempch = 0x08; |
| testcvbs_tempcl = 0x04; |
| } |
| |
| if (testvga2_tempch || testvga2_tempcl || testvga2_tempbh |
| || testvga2_tempbl) { |
| result = XGIDoSense(testvga2_tempbl, testvga2_tempbh, |
| testvga2_tempcl, testvga2_tempch); |
| if (result) { |
| printk(KERN_INFO "XGIfb: Detected secondary VGA connection\n"); |
| orXGIIDXREG(XGICR, 0x32, 0x10); |
| } |
| } |
| |
| result = XGIDoSense(testsvhs_tempbl, testsvhs_tempbh, testsvhs_tempcl, |
| testsvhs_tempch); |
| if (result) { |
| printk(KERN_INFO "XGIfb: Detected TV connected to SVHS output\n"); |
| /* TW: So we can be sure that there IS a SVHS output */ |
| xgi_video_info.TV_plug = TVPLUG_SVIDEO; |
| orXGIIDXREG(XGICR, 0x32, 0x02); |
| } |
| |
| if (!result) { |
| result = XGIDoSense(testcvbs_tempbl, testcvbs_tempbh, |
| testcvbs_tempcl, testcvbs_tempch); |
| if (result) { |
| printk(KERN_INFO "XGIfb: Detected TV connected to CVBS output\n"); |
| /* TW: So we can be sure that there IS a CVBS output */ |
| xgi_video_info.TV_plug = TVPLUG_COMPOSITE; |
| orXGIIDXREG(XGICR, 0x32, 0x01); |
| } |
| } |
| XGIDoSense(0, 0, 0, 0); |
| |
| outXGIIDXREG(XGIPART4, 0x0d, backupP4_0d); |
| } |
| |
| /* --------------------- SetMode routines ------------------------- */ |
| |
| static void XGIfb_pre_setmode(void) |
| { |
| u8 cr30 = 0, cr31 = 0; |
| |
| inXGIIDXREG(XGICR, 0x31, cr31); |
| 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); |
| } |
| |
| outXGIIDXREG(XGICR, IND_XGI_SCRATCH_REG_CR30, cr30); |
| outXGIIDXREG(XGICR, IND_XGI_SCRATCH_REG_CR31, cr31); |
| outXGIIDXREG(XGICR, IND_XGI_SCRATCH_REG_CR33, (XGIfb_rate_idx & 0x0F)); |
| } |
| |
| static void XGIfb_post_setmode(void) |
| { |
| u8 reg; |
| unsigned char doit = 1; |
| /* |
| outXGIIDXREG(XGISR,IND_XGI_PASSWORD,XGI_PASSWORD); |
| outXGIIDXREG(XGICR, 0x13, 0x00); |
| setXGIIDXREG(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) { |
| inXGIIDXREG(XGIPART1, 0x00, reg); |
| |
| if ((reg & 0x50) == 0x10) |
| doit = 0; |
| |
| } else { |
| XGIfb_crt1off = 0; |
| } |
| |
| inXGIIDXREG(XGICR, 0x17, reg); |
| if ((XGIfb_crt1off) && (doit)) |
| reg &= ~0x80; |
| else |
| reg |= 0x80; |
| outXGIIDXREG(XGICR, 0x17, reg); |
| |
| andXGIIDXREG(XGISR, IND_XGI_RAMDAC_CONTROL, ~0x04); |
| |
| if ((xgi_video_info.disp_state & DISPTYPE_TV) && (xgi_video_info.hasVB |
| == HASVB_301)) { |
| |
| inXGIIDXREG(XGIPART4, 0x01, reg); |
| |
| 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; |
| } |
| |
| orXGIIDXREG(XGIPART1, XGIfb_CRT2_write_enable, 0x01); |
| |
| if (xgi_video_info.TV_type == TVMODE_NTSC) { |
| |
| andXGIIDXREG(XGIPART2, 0x3a, 0x1f); |
| |
| if (xgi_video_info.TV_plug == TVPLUG_SVIDEO) { |
| |
| andXGIIDXREG(XGIPART2, 0x30, 0xdf); |
| |
| } else if (xgi_video_info.TV_plug |
| == TVPLUG_COMPOSITE) { |
| |
| orXGIIDXREG(XGIPART2, 0x30, 0x20); |
| |
| switch (xgi_video_info.video_width) { |
| case 640: |
| outXGIIDXREG(XGIPART2, 0x35, 0xEB); |
| outXGIIDXREG(XGIPART2, 0x36, 0x04); |
| outXGIIDXREG(XGIPART2, 0x37, 0x25); |
| outXGIIDXREG(XGIPART2, 0x38, 0x18); |
| break; |
| case 720: |
| outXGIIDXREG(XGIPART2, 0x35, 0xEE); |
| outXGIIDXREG(XGIPART2, 0x36, 0x0C); |
| outXGIIDXREG(XGIPART2, 0x37, 0x22); |
| outXGIIDXREG(XGIPART2, 0x38, 0x08); |
| break; |
| case 800: |
| outXGIIDXREG(XGIPART2, 0x35, 0xEB); |
| outXGIIDXREG(XGIPART2, 0x36, 0x15); |
| outXGIIDXREG(XGIPART2, 0x37, 0x25); |
| outXGIIDXREG(XGIPART2, 0x38, 0xF6); |
| break; |
| } |
| } |
| |
| } else if (xgi_video_info.TV_type == TVMODE_PAL) { |
| |
| andXGIIDXREG(XGIPART2, 0x3A, 0x1F); |
| |
| if (xgi_video_info.TV_plug == TVPLUG_SVIDEO) { |
| |
| andXGIIDXREG(XGIPART2, 0x30, 0xDF); |
| |
| } else if (xgi_video_info.TV_plug |
| == TVPLUG_COMPOSITE) { |
| |
| orXGIIDXREG(XGIPART2, 0x30, 0x20); |
| |
| switch (xgi_video_info.video_width) { |
| case 640: |
| outXGIIDXREG(XGIPART2, 0x35, 0xF1); |
| outXGIIDXREG(XGIPART2, 0x36, 0xF7); |
| outXGIIDXREG(XGIPART2, 0x37, 0x1F); |
| outXGIIDXREG(XGIPART2, 0x38, 0x32); |
| break; |
| case 720: |
| outXGIIDXREG(XGIPART2, 0x35, 0xF3); |
| outXGIIDXREG(XGIPART2, 0x36, 0x00); |
| outXGIIDXREG(XGIPART2, 0x37, 0x1D); |
| outXGIIDXREG(XGIPART2, 0x38, 0x20); |
| break; |
| case 800: |
| outXGIIDXREG(XGIPART2, 0x35, 0xFC); |
| outXGIIDXREG(XGIPART2, 0x36, 0xFB); |
| outXGIIDXREG(XGIPART2, 0x37, 0x14); |
| outXGIIDXREG(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] |
| ); |
| outXGIIDXREG( |
| XGIPART2, |
| 0x35, |
| (XGI_TV_filter[filter_tb].filter[filter][0])); |
| outXGIIDXREG( |
| XGIPART2, |
| 0x36, |
| (XGI_TV_filter[filter_tb].filter[filter][1])); |
| outXGIIDXREG( |
| XGIPART2, |
| 0x37, |
| (XGI_TV_filter[filter_tb].filter[filter][2])); |
| outXGIIDXREG( |
| XGIPART2, |
| 0x38, |
| (XGI_TV_filter[filter_tb].filter[filter][3])); |
| } |
| |
| } |
| |
| } |
| |
| } |
| |
| XGIINITSTATIC int __init XGIfb_setup(char *options) |
| { |
| char *this_opt; |
| |
| xgi_video_info.refresh_rate = 0; |
| |
| printk(KERN_INFO "XGIfb: Options %s\n", options); |
| |
| if (!options || !*options) |
| return 0; |
| |
| while ((this_opt = strsep(&options, ",")) != NULL) { |
| |
| if (!*this_opt) |
| continue; |
| |
| if (!strncmp(this_opt, "mode:", 5)) { |
| XGIfb_search_mode(this_opt + 5); |
| } else if (!strncmp(this_opt, "vesa:", 5)) { |
| XGIfb_search_vesamode(simple_strtoul(this_opt + 5, NULL, 0)); |
| } else if (!strncmp(this_opt, "mode:", 5)) { |
| XGIfb_search_mode(this_opt + 5); |
| } else if (!strncmp(this_opt, "vesa:", 5)) { |
| XGIfb_search_vesamode(simple_strtoul(this_opt + 5, NULL, 0)); |
| } else if (!strncmp(this_opt, "vrate:", 6)) { |
| xgi_video_info.refresh_rate = simple_strtoul(this_opt + 6, NULL, 0); |
| } else if (!strncmp(this_opt, "rate:", 5)) { |
| xgi_video_info.refresh_rate = simple_strtoul(this_opt + 5, NULL, 0); |
| } else if (!strncmp(this_opt, "off", 3)) { |
| XGIfb_off = 1; |
| } else if (!strncmp(this_opt, "crt1off", 7)) { |
| XGIfb_crt1off = 1; |
| } else if (!strncmp(this_opt, "filter:", 7)) { |
| filter = (int)simple_strtoul(this_opt + 7, NULL, 0); |
| } else if (!strncmp(this_opt, "forcecrt2type:", 14)) { |
| XGIfb_search_crt2type(this_opt + 14); |
| } else if (!strncmp(this_opt, "forcecrt1:", 10)) { |
| XGIfb_forcecrt1 = (int)simple_strtoul(this_opt + 10, NULL, 0); |
| } 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, "pdc:", 4)) { |
| XGIfb_pdc = simple_strtoul(this_opt + 4, NULL, 0); |
| if (XGIfb_pdc & ~0x3c) { |
| printk(KERN_INFO "XGIfb: Illegal pdc parameter\n"); |
| XGIfb_pdc = 0; |
| } |
| } else if (!strncmp(this_opt, "noypan", 6)) { |
| XGIfb_ypan = 0; |
| } else if (!strncmp(this_opt, "userom:", 7)) { |
| XGIfb_userom = (int)simple_strtoul(this_opt + 7, NULL, 0); |
| /* } else if (!strncmp(this_opt, "useoem:", 7)) { */ |
| /* XGIfb_useoem = (int)simple_strtoul(this_opt + 7, NULL, 0); */ |
| } else { |
| XGIfb_search_mode(this_opt); |
| /* printk(KERN_INFO "XGIfb: Invalid option %s\n", this_opt); */ |
| } |
| |
| /* TW: Panning only with acceleration */ |
| XGIfb_ypan = 0; |
| |
| } |
| printk("\nxgifb: outa xgifb_setup 3450"); |
| 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) |
| { |
| u16 reg16; |
| u8 reg, reg1; |
| u8 CR48, CR38; |
| int ret; |
| |
| if (XGIfb_off) |
| return -ENXIO; |
| |
| XGIfb_registered = 0; |
| |
| 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); |
| pci_read_config_word(pdev, PCI_COMMAND, ®16); |
| XGIhw_ext.jChipRevision = xgi_video_info.revision_id; |
| XGIvga_enabled = reg16 & 0x01; |
| |
| 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); |
| |
| outXGIIDXREG(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD); |
| inXGIIDXREG(XGISR, IND_XGI_PASSWORD, reg1); |
| |
| 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: |
| orXGIIDXREG(XGICR, Index_CR_GPIO_Reg3, GPIOG_EN); |
| inXGIIDXREG(XGICR, Index_CR_GPIO_Reg1, CR48); |
| 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 (!XGIvga_enabled) { |
| /* Mapping Max FB Size for 315 Init */ |
| XGIhw_ext.pjVideoMemoryAddress = ioremap(xgi_video_info.video_base, 0x10000000); |
| if ((xgifb_mode_idx < 0) || ((XGIbios_mode[xgifb_mode_idx].mode_no) != 0xFF)) { |
| outXGIIDXREG(XGISR, IND_XGI_PASSWORD, XGI_PASSWORD); |
| |
| } |
| } |
| if (XGIfb_get_dram_size()) { |
| printk(KERN_INFO "XGIfb: Fatal error: Unable to determine RAM size.\n"); |
| ret = -ENODEV; |
| goto error; |
| } |
| |
| if ((xgifb_mode_idx < 0) || ((XGIbios_mode[xgifb_mode_idx].mode_no) != 0xFF)) { |
| /* Enable PCI_LINEAR_ADDRESSING and MMIO_ENABLE */ |
| orXGIIDXREG(XGISR, IND_XGI_PCI_ADDRESS_SET, (XGI_PCI_ADDR_ENABLE | XGI_MEM_MAP_IO_ENABLE)); |
| /* Enable 2D accelerator engine */ |
| orXGIIDXREG(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; |
| |
| if ((xgifb_mode_idx < 0) || ((XGIbios_mode[xgifb_mode_idx].mode_no) != 0xFF)) { |
| 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) { |
| inXGIIDXREG(XGICR, 0x38, CR38); |
| if ((CR38&0xE0) == 0xC0) { |
| xgi_video_info.disp_state = DISPTYPE_LCD; |
| if (!XGIfb_GetXG21LVDSData()) { |
| int m; |
| for (m = 0; m < sizeof(XGI21_LCDCapList)/sizeof(struct XGI21_LVDSCapStruct); m++) { |
| if ((XGI21_LCDCapList[m].LVDSHDE == XGIbios_mode[xgifb_mode_idx].xres) && |
| (XGI21_LCDCapList[m].LVDSVDE == XGIbios_mode[xgifb_mode_idx].yres)) { |
| XGINew_SetReg1(XGI_Pr.P3d4, 0x36, m); |
| } |
| } |
| } |
| } 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: |
| inXGIIDXREG(XGIPART4, 0x01, reg); |
| 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; |
| inXGIIDXREG(XGIPART4, 0x23, reg1); |
| printk("XGIfb: XGI301B bridge detected\n"); |
| } */ |
| else { |
| XGIhw_ext.ujVBChipID = VB_CHIP_301; |
| printk("XGIfb: XGI301 bridge detected\n"); |
| } |
| break; |
| case HASVB_302: |
| inXGIIDXREG(XGIPART4, 0x01, reg); |
| 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) { |
| inXGIIDXREG(XGIPART4, 0x23, reg1); |
| |
| 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) { |
| inXGIIDXREG(XGICR, IND_XGI_LCD_PANEL, reg); |
| reg &= 0x0f; |
| XGIhw_ext.ulCRT2LCDType = XGI310paneltype[reg]; |
| |
| } else { |
| /* TW: FSTN/DSTN */ |
| XGIhw_ext.ulCRT2LCDType = LCD_320x480; |
| } |
| } |
| |
| XGIfb_detectedpdc = 0; |
| |
| XGIfb_detectedlcda = 0xff; |
| |
| /* TW: Try to find about LCDA */ |
| |
| if ((XGIhw_ext.ujVBChipID == VB_CHIP_302B) || |
| (XGIhw_ext.ujVBChipID == VB_CHIP_301LV) || |
| (XGIhw_ext.ujVBChipID == VB_CHIP_302LV)) { |
| int tmp; |
| inXGIIDXREG(XGICR, 0x34, tmp); |
| if (tmp <= 0x13) { |
| /* Currently on LCDA? (Some BIOSes leave CR38) */ |
| inXGIIDXREG(XGICR, 0x38, tmp); |
| if ((tmp & 0x03) == 0x03) { |
| /* XGI_Pr.XGI_UseLCDA = 1; */ |
| } else { |
| /* Currently on LCDA? (Some newer BIOSes set D0 in CR35) */ |
| inXGIIDXREG(XGICR, 0x35, tmp); |
| if (tmp & 0x01) { |
| /* XGI_Pr.XGI_UseLCDA = 1; */ |
| } else { |
| inXGIIDXREG(XGICR, 0x30, tmp); |
| if (tmp & 0x20) { |
| inXGIIDXREG(XGIPART1, 0x13, tmp); |
| if (tmp & 0x04) { |
| /* XGI_Pr.XGI_UseLCDA = 1; */ |
| } |
| } |
| } |
| } |
| } |
| |
| } |
| |
| if (xgifb_mode_idx >= 0) |
| xgifb_mode_idx = XGIfb_validate_mode(xgifb_mode_idx); |
| |
| if (xgifb_mode_idx < 0) { |
| switch (xgi_video_info.disp_state & DISPTYPE_DISP2) { |
| case DISPTYPE_LCD: |
| xgifb_mode_idx = DEFAULT_LCDMODE; |
| if (xgi_video_info.chip == XG21) |
| xgifb_mode_idx = XGIfb_GetXG21DefaultLVDSModeIdx(); |
| break; |
| case DISPTYPE_TV: |
| xgifb_mode_idx = DEFAULT_TVMODE; |
| break; |
| default: |
| xgifb_mode_idx = DEFAULT_MODE; |
| break; |
| } |
| } |
| |
| XGIfb_mode_no = XGIbios_mode[xgifb_mode_idx].mode_no; |
| |
| if (xgi_video_info.refresh_rate == 0) |
| xgi_video_info.refresh_rate = 60; /* yilin set default refresh rate */ |
| 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; |
| } |
| |
| XGIfb_registered = 1; |
| |
| printk(KERN_INFO "fb%d: %s frame buffer device, Version %d.%d.%02d\n", |
| fb_info->node, myid, VER_MAJOR, VER_MINOR, VER_LEVEL); |
| |
| } |
| |
| 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) |
| }; |
| |
| XGIINITSTATIC 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); |
| } |
| |
| #ifndef MODULE |
| module_init(xgifb_init); |
| #endif |
| |
| /*****************************************************/ |
| /* MODULE */ |
| /*****************************************************/ |
| |
| #ifdef MODULE |
| |
| static char *mode = NULL; |
| static int vesa = 0; |
| static unsigned int rate = 0; |
| static unsigned int mem = 0; |
| static char *forcecrt2type = NULL; |
| static int forcecrt1 = -1; |
| static int pdc = -1; |
| static int pdc1 = -1; |
| static int noypan = -1; |
| static int userom = -1; |
| static int useoem = -1; |
| static char *tvstandard = NULL; |
| static int nocrt2rate = 0; |
| static int scalelcd = -1; |
| static char *specialtiming = NULL; |
| static int lvdshl = -1; |
| static int tvxposoffset = 0, tvyposoffset = 0; |
| #if !defined(__i386__) && !defined(__x86_64__) |
| static int resetcard = 0; |
| static int videoram = 0; |
| #endif |
| |
| MODULE_DESCRIPTION("Z7 Z9 Z9S Z11 framebuffer device driver"); |
| MODULE_LICENSE("GPL"); |
| MODULE_AUTHOR("XGITECH , Others"); |
| |
| module_param(mem, int, 0); |
| module_param(noypan, int, 0); |
| module_param(userom, int, 0); |
| module_param(useoem, int, 0); |
| module_param(mode, charp, 0); |
| module_param(vesa, int, 0); |
| module_param(rate, int, 0); |
| module_param(forcecrt1, int, 0); |
| module_param(forcecrt2type, charp, 0); |
| module_param(scalelcd, int, 0); |
| module_param(pdc, int, 0); |
| module_param(pdc1, int, 0); |
| module_param(specialtiming, charp, 0); |
| module_param(lvdshl, int, 0); |
| module_param(tvstandard, charp, 0); |
| module_param(tvxposoffset, int, 0); |
| module_param(tvyposoffset, int, 0); |
| module_param(filter, int, 0); |
| module_param(nocrt2rate, int, 0); |
| #if !defined(__i386__) && !defined(__x86_64__) |
| module_param(resetcard, int, 0); |
| module_param(videoram, int, 0); |
| #endif |
| |
| MODULE_PARM_DESC(noypan, |
| "\nIf set to anything other than 0, y-panning will be disabled and scrolling\n" |
| "will be performed by redrawing the screen. (default: 0)\n"); |
| |
| MODULE_PARM_DESC(mode, |
| "\nSelects the desired default display mode in the format XxYxDepth,\n" |
| "eg. 1024x768x16. Other formats supported include XxY-Depth and\n" |
| "XxY-Depth@Rate. If the parameter is only one (decimal or hexadecimal)\n" |
| "number, it will be interpreted as a VESA mode number. (default: 800x600x8)\n"); |
| |
| MODULE_PARM_DESC(vesa, |
| "\nSelects the desired default display mode by VESA defined mode number, eg.\n" |
| "0x117 (default: 0x0103)\n"); |
| |
| MODULE_PARM_DESC(rate, |
| "\nSelects the desired vertical refresh rate for CRT1 (external VGA) in Hz.\n" |
| "If the mode is specified in the format XxY-Depth@Rate, this parameter\n" |
| "will be ignored (default: 60)\n"); |
| |
| MODULE_PARM_DESC(forcecrt1, |
| "\nNormally, the driver autodetects whether or not CRT1 (external VGA) is\n" |
| "connected. With this option, the detection can be overridden (1=CRT1 ON,\n" |
| "0=CRT1 OFF) (default: [autodetected])\n"); |
| |
| MODULE_PARM_DESC(forcecrt2type, |
| "\nIf this option is omitted, the driver autodetects CRT2 output devices, such as\n" |
| "LCD, TV or secondary VGA. With this option, this autodetection can be\n" |
| "overridden. Possible parameters are LCD, TV, VGA or NONE. NONE disables CRT2.\n" |
| "On systems with a SiS video bridge, parameters SVIDEO, COMPOSITE or SCART can\n" |
| "be used instead of TV to override the TV detection. Furthermore, on systems\n" |
| "with a SiS video bridge, SVIDEO+COMPOSITE, HIVISION, YPBPR480I, YPBPR480P,\n" |
| "YPBPR720P and YPBPR1080I are understood. However, whether or not these work\n" |
| "depends on the very hardware in use. (default: [autodetected])\n"); |
| |
| MODULE_PARM_DESC(scalelcd, |
| "\nSetting this to 1 will force the driver to scale the LCD image to the panel's\n" |
| "native resolution. Setting it to 0 will disable scaling; LVDS panels will\n" |
| "show black bars around the image, TMDS panels will probably do the scaling\n" |
| "themselves. Default: 1 on LVDS panels, 0 on TMDS panels\n"); |
| |
| MODULE_PARM_DESC(pdc, |
| "\nThis is for manually selecting the LCD panel delay compensation. The driver\n" |
| "should detect this correctly in most cases; however, sometimes this is not\n" |
| "possible. If you see 'small waves' on the LCD, try setting this to 4, 32 or 24\n" |
| "on a 300 series chipset; 6 on a 315 series chipset. If the problem persists,\n" |
| "try other values (on 300 series: between 4 and 60 in steps of 4; on 315 series:\n" |
| "any value from 0 to 31). (default: autodetected, if LCD is active during start)\n"); |
| |
| MODULE_PARM_DESC(pdc1, |
| "\nThis is same as pdc, but for LCD-via CRT1. Hence, this is for the 315/330\n" |
| "series only. (default: autodetected if LCD is in LCD-via-CRT1 mode during\n" |
| "startup) - Note: currently, this has no effect because LCD-via-CRT1 is not\n" |
| "implemented yet.\n"); |
| |
| MODULE_PARM_DESC(specialtiming, |
| "\nPlease refer to documentation for more information on this option.\n"); |
| |
| MODULE_PARM_DESC(lvdshl, |
| "\nPlease refer to documentation for more information on this option.\n"); |
| |
| MODULE_PARM_DESC(tvstandard, |
| "\nThis allows overriding the BIOS default for the TV standard. Valid choices are\n" |
| "pal, ntsc, palm and paln. (default: [auto; pal or ntsc only])\n"); |
| |
| MODULE_PARM_DESC(tvxposoffset, |
| "\nRelocate TV output horizontally. Possible parameters: -32 through 32.\n" |
| "Default: 0\n"); |
| |
| MODULE_PARM_DESC(tvyposoffset, |
| "\nRelocate TV output vertically. Possible parameters: -32 through 32.\n" |
| "Default: 0\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"); |
| |
| MODULE_PARM_DESC(nocrt2rate, |
| "\nSetting this to 1 will force the driver to use the default refresh rate for\n" |
| "CRT2 if CRT2 type is VGA. (default: 0, use same rate as CRT1)\n"); |
| |
| static int __init xgifb_init_module(void) |
| { |
| printk("\nXGIfb_init_module"); |
| if (mode) |
| XGIfb_search_mode(mode); |
| else if (vesa != -1) |
| XGIfb_search_vesamode(vesa); |
| |
| return xgifb_init(); |
| } |
| |
| static void __exit xgifb_remove_module(void) |
| { |
| pci_unregister_driver(&xgifb_driver); |
| printk(KERN_DEBUG "xgifb: Module unloaded\n"); |
| } |
| |
| module_init(xgifb_init_module); |
| module_exit(xgifb_remove_module); |
| |
| #endif /* /MODULE */ |