/* * Copyright 2001 Ani Joshi * * XFree86 4.x driver for S3 chipsets * * * Permission to use, copy, modify, distribute, and sell this software and its * documentation for any purpose is hereby granted without fee, provided that * the above copyright notice appear in all copies and that both that copyright * notice and this permission notice appear in supporting documentation and * that the name of Ani Joshi not be used in advertising or * publicity pertaining to distribution of the software without specific, * written prior permission. Ani Joshi makes no representations * about the suitability of this software for any purpose. It is provided * "as-is" without express or implied warranty. * * ANI JOSHI DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOFTWARE, * INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS, IN NO * EVENT SHALL ANI JOSHI BE LIABLE FOR ANY SPECIAL, INDIRECT OR * CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM LOSS OF USE, * DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR OTHER * TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR * PERFORMANCE OF THIS SOFTWARE. * * */ #ifdef HAVE_CONFIG_H #include "config.h" #endif #include #include "xf86.h" #include "xf86_OSproc.h" #include #include "compiler.h" #include "TI.h" #include "s3.h" #define TI_WRITE_ADDR 0x3C8 /* CR55 low bit == 0 */ #define TI_RAMDAC_DATA 0x3C9 /* CR55 low bit == 0 */ #define TI_PIXEL_MASK 0x3C6 /* CR55 low bit == 0 */ #define TI_READ_ADDR 0x3C7 /* CR55 low bit == 0 */ #define TI_INDEX_REG 0x3C6 /* CR55 low bit == 1 */ #define TI_DATA_REG 0x3C7 /* CR55 low bit == 1 */ #define TIDAC_output_clock_select 0x1b #define TIDAC_auxiliary_ctrl 0x29 #define TIDAC_general_io_ctrl 0x2a #define TIDAC_general_io_data 0x2b #define TIDAC_cursor_color_0_red 0x23 #define TIDAC_cursor_color_0_green 0x24 #define TIDAC_cursor_color_0_blue 0x25 #define TIDAC_cursor_color_1_red 0x26 #define TIDAC_cursor_color_1_green 0x27 #define TIDAC_cursor_color_1_blue 0x28 #define TIDAC_cursor_x_low 0x00 #define TIDAC_cursor_x_high 0x01 #define TIDAC_cursor_y_low 0x02 #define TIDAC_cursor_y_high 0x03 #define TIDAC_cursor_ram_addr_low 0x08 #define TIDAC_cursor_ram_addr_high 0x09 #define TIDAC_cursor_ram_data 0x0a #define TI_REF_FREQ 14.31818 /* 3025 only */ #undef FREQ_MIN #define FREQ_MIN 12000 #define FREQ_MAX 220000 void S3OutTiIndReg(ScrnInfoPtr pScrn, CARD32 reg, unsigned char mask, unsigned char data) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char tmp, tmp1, tmp2 = 0x00; outb(vgaCRIndex, 0x55); tmp = inb(vgaCRReg) & 0xfc; outb(vgaCRReg, tmp | 0x01); tmp1 = inb(TI_INDEX_REG); outb(TI_INDEX_REG, reg); if (mask != 0x00) tmp2 = inb(TI_DATA_REG) & mask; outb(TI_DATA_REG, tmp2 | data); outb(TI_INDEX_REG, tmp1); outb(vgaCRReg, tmp); } static unsigned char S3InTiIndReg(ScrnInfoPtr pScrn, CARD32 reg) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char tmp, tmp1, ret; outb(vgaCRIndex, 0x55); tmp = inb(vgaCRReg) & 0xfc; outb(vgaCRReg, tmp | 0x01); tmp1 = inb(TI_INDEX_REG); outb(TI_INDEX_REG, reg); ret = inb(TI_DATA_REG); outb(TI_INDEX_REG, tmp1); outb(vgaCRReg, tmp); return ret; } Bool S3TiDACProbe(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); int found = 0; int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char cr55, cr45, cr43, cr5c; unsigned char TIndx, TIndx2, TIdata; if (!S3_964_SERIES()) return FALSE; outb(vgaCRIndex, 0x43); cr43 = inb(vgaCRReg); outb(vgaCRReg, cr43 & ~0x02); outb(vgaCRIndex, 0x45); cr45 = inb(vgaCRReg); outb(vgaCRIndex, 0x55); cr55 = inb(vgaCRReg); outb(vgaCRReg, (cr55 & 0xfc) | 0x01); TIndx = inb(TI_INDEX_REG); outb(TI_INDEX_REG, TIDAC_id); if(inb(TI_DATA_REG) == 0x20) { found = TI3020_RAMDAC; cr43 &= ~0x02; cr45 &= ~0x20; } else { outb(vgaCRIndex, 0x5c); cr5c = inb(vgaCRReg); outb(vgaCRReg, cr5c & 0xdf); TIndx2 = inb(TI_INDEX_REG); outb(TI_INDEX_REG, TIDAC_ind_curs_ctrl); TIdata = inb(TI_DATA_REG); outb(TI_DATA_REG, TIdata & 0x7f); outb(TI_INDEX_REG, TIDAC_id); if (inb(TI_DATA_REG) == 0x25) { found = TI3025_RAMDAC; cr43 &= ~0x02; cr45 &= ~0x20; } outb(TI_INDEX_REG, TIDAC_ind_curs_ctrl); outb(TI_DATA_REG, TIdata); outb(TI_INDEX_REG, TIndx2); outb(vgaCRIndex, 0x5c); outb(vgaCRReg, cr5c); } outb(TI_INDEX_REG, TIndx); outb(vgaCRIndex, 0x55); outb(vgaCRReg, cr55); outb(vgaCRIndex, 0x45); outb(vgaCRReg, cr45); outb(vgaCRIndex, 0x43); outb(vgaCRReg, cr43); if (found) { RamDacInit(pScrn, pS3->RamDacRec); pS3->RamDac = RamDacHelperCreateInfoRec(); pS3->RamDac->RamDacType = found; return TRUE; } return FALSE; } void S3TiDAC_Save(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); S3RegPtr save = &pS3->SavedRegs; int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; if (pS3->RamDac->RamDacType == TI3025_RAMDAC) { unsigned char cr5c; outb(vgaCRIndex, 0x5c); cr5c = inb(vgaCRReg); outb(vgaCRReg, cr5c & 0xdf); save->dacregs[TIDAC_ind_curs_ctrl] = S3InTiIndReg(pScrn, TIDAC_ind_curs_ctrl); S3OutTiIndReg(pScrn, TIDAC_ind_curs_ctrl, 0x7f, 0x00); } save->dacregs[TIDAC_true_color_ctrl] = S3InTiIndReg(pScrn, TIDAC_true_color_ctrl); save->dacregs[TIDAC_multiplex_ctrl] = S3InTiIndReg(pScrn, TIDAC_multiplex_ctrl); save->dacregs[TIDAC_clock_select] = S3InTiIndReg(pScrn, TIDAC_clock_select); save->dacregs[TIDAC_output_clock_select] = S3InTiIndReg(pScrn, TIDAC_output_clock_select); save->dacregs[TIDAC_general_ctrl] = S3InTiIndReg(pScrn, TIDAC_general_ctrl); save->dacregs[TIDAC_auxiliary_ctrl] = S3InTiIndReg(pScrn, TIDAC_auxiliary_ctrl); S3OutTiIndReg(pScrn, TIDAC_general_io_ctrl, 0x00, 0x1f); save->dacregs[TIDAC_general_io_data] = S3InTiIndReg(pScrn, TIDAC_general_io_data); if (pS3->RamDac->RamDacType == TI3025_RAMDAC) { save->dacregs[0x0e] = S3InTiIndReg(pScrn, 0x0e); save->dacregs[TIDAC_misc_ctrl] = S3InTiIndReg(pScrn, TIDAC_misc_ctrl); S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, 0x00); save->dacregs[0x40] = S3InTiIndReg(pScrn, TIDAC_pll_pixel_data); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, save->dacregs[0x40]); save->dacregs[0x41] = S3InTiIndReg(pScrn, TIDAC_pll_pixel_data); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, save->dacregs[0x41]); save->dacregs[0x42] = S3InTiIndReg(pScrn, TIDAC_pll_pixel_data); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, save->dacregs[0x42]); save->dacregs[0x43] = S3InTiIndReg(pScrn, TIDAC_pll_memory_data); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, save->dacregs[0x43]); save->dacregs[0x44] = S3InTiIndReg(pScrn, TIDAC_pll_memory_data); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, save->dacregs[0x44]); save->dacregs[0x45] = S3InTiIndReg(pScrn, TIDAC_pll_memory_data); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, save->dacregs[0x45]); save->dacregs[0x46] = S3InTiIndReg(pScrn, TIDAC_pll_loop_data); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, save->dacregs[0x46]); save->dacregs[0x47] = S3InTiIndReg(pScrn, TIDAC_pll_loop_data); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, save->dacregs[0x47]); save->dacregs[0x48] = S3InTiIndReg(pScrn, TIDAC_pll_loop_data); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, save->dacregs[0x48]); } } void S3TiDAC_Restore(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); S3RegPtr restore = &pS3->SavedRegs; S3OutTiIndReg(pScrn, TIDAC_true_color_ctrl, 0x00, restore->dacregs[TIDAC_true_color_ctrl]); S3OutTiIndReg(pScrn, TIDAC_multiplex_ctrl, 0x00, restore->dacregs[TIDAC_multiplex_ctrl]); S3OutTiIndReg(pScrn, TIDAC_clock_select, 0x00, restore->dacregs[TIDAC_clock_select]); S3OutTiIndReg(pScrn, TIDAC_output_clock_select, 0x00, restore->dacregs[TIDAC_output_clock_select]); S3OutTiIndReg(pScrn, TIDAC_general_ctrl, 0x00, restore->dacregs[TIDAC_general_ctrl]); S3OutTiIndReg(pScrn, TIDAC_auxiliary_ctrl, 0x00, restore->dacregs[TIDAC_auxiliary_ctrl]); S3OutTiIndReg(pScrn, TIDAC_general_io_ctrl, 0x00, 0x1f); S3OutTiIndReg(pScrn, TIDAC_general_io_data, 0x00, restore->dacregs[TIDAC_general_io_data]); if (pS3->RamDac->RamDacType == TI3025_RAMDAC) { S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, restore->dacregs[TIDAC_pll_addr]); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, restore->dacregs[0x40]); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, restore->dacregs[0x41]); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, restore->dacregs[0x42]); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, restore->dacregs[0x43]); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, restore->dacregs[0x44]); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, restore->dacregs[0x45] | 0x80); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, restore->dacregs[0x46]); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, restore->dacregs[0x47]); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, restore->dacregs[0x48]); S3OutTiIndReg(pScrn, 0x0e, 0x00, restore->dacregs[0x0e]); S3OutTiIndReg(pScrn, TIDAC_misc_ctrl, 0x00, restore->dacregs[TIDAC_misc_ctrl]); } S3OutTiIndReg(pScrn, TIDAC_ind_curs_ctrl, 0x00, restore->dacregs[TIDAC_ind_curs_ctrl]); } void S3TiDAC_PreInit(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; int mclk, m, n, p, mcc, cr5c; outb(vgaCRIndex, 0x5c); cr5c = inb(vgaCRReg); outb(vgaCRReg, cr5c & 0xdf); S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, 0x00); n = S3InTiIndReg(pScrn, TIDAC_pll_memory_data) & 0x7f; S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, 0x01); m = S3InTiIndReg(pScrn, TIDAC_pll_memory_data) & 0x7f; S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, 0x02); p = S3InTiIndReg(pScrn, TIDAC_pll_memory_data) & 0x03; mcc = S3InTiIndReg(pScrn, TIDAC_clock_ctrl); if (mcc & 0x08) mcc = (mcc & 0x07) * 2 + 2; else mcc = 1; mclk = ((1431818 * ((m+2) * 8)) / (n+2) / (1 << p) / mcc + 50) / 100; pS3->mclk = mclk; xf86DrvMsg(pScrn->scrnIndex, X_PROBED, "MCLK %1.3f MHz\n", mclk / 1000.0); outb(vgaCRIndex, 0x5c); outb(vgaCRReg, cr5c); } static void S3TiDACCalcNMP(long freq, int *calc_n, int *calc_m, int *calc_p) { double ffreq; int n, m, p; int best_n=32, best_m=32; double diff, mindiff; if (freq < FREQ_MIN) ffreq = FREQ_MIN / 1000.0; else if (freq > FREQ_MAX) ffreq = FREQ_MAX / 1000.0; else ffreq = freq / 1000.0; for (p=0; p<4 && ffreq<110.0; p++) ffreq *= 2; #if FREQ_MIN < 110000/8 if (p == 4) { ffreq /= 2; p--; } #endif ffreq /= TI_REF_FREQ; mindiff = ffreq; for (n=1; n<=(int)(TI_REF_FREQ/0.5 - 2); n++) { m = (int)(ffreq * (n+2) / 8.0 + 0.5) - 2; if (m < 1) m = 1; else if (m > 127) m = 127; diff = ((m+2) * 8) / (n+2.0) - ffreq; if (diff < 0) diff = -diff; if (diff < mindiff) { mindiff = diff; best_n = n; best_m = m; } } *calc_n = best_n; *calc_m = best_m; *calc_p = p; } static void S3TiDACProgramClock(ScrnInfoPtr pScrn, int clk, unsigned char n, unsigned char m, unsigned char p) { S3OutTiIndReg(pScrn, TIDAC_pll_addr, 0x00, 0x00); if (clk != TIDAC_pll_memory_data) { S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, n); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, m); S3OutTiIndReg(pScrn, TIDAC_pll_pixel_data, 0x00, p | 0x08); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, 0x01); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, 0x01); S3OutTiIndReg(pScrn, TIDAC_pll_loop_data, 0x00, p > 0 ? p : 1); S3OutTiIndReg(pScrn, TIDAC_misc_ctrl, 0x00, 0x80 | 0x40 | 0x04); S3OutTiIndReg(pScrn, TIDAC_clock_select, 0x00, 0x05); } else { S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, n); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, m); S3OutTiIndReg(pScrn, TIDAC_pll_memory_data, 0x00, p | 0x80); } } static void S3TiDACSetClock(ScrnInfoPtr pScrn, long freq, int clk) { int m, n, p; S3TiDACCalcNMP(freq, &n, &m, &p); S3TiDACProgramClock(pScrn, clk, n, m, p); } void S3TiDAC_Init(ScrnInfoPtr pScrn, DisplayModePtr mode) { S3Ptr pS3 = S3PTR(pScrn); vgaHWPtr hwp = VGAHWPTR(pScrn); vgaRegPtr pVga = &hwp->ModeReg; int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char tmp, tmp1, tmp2; S3TiDACSetClock(pScrn, mode->Clock, 2); outb(vgaCRIndex, 0x42); tmp = inb(vgaCRReg) & 0xf0; outb(vgaCRReg, tmp | 0x02); usleep(150000); outb(0x3c4, 1); tmp2 = inb(0x3c5); outb(0x3c5, tmp2 | 0x20); /* blank */ tmp = pVga->MiscOutReg; pVga->MiscOutReg |= 0xc0; tmp1 = 0x00; if (!(tmp & 0x80)) tmp1 |= 0x02; if (!(tmp & 0x40)) tmp1 |= 0x01; S3OutTiIndReg(pScrn, TIDAC_general_ctrl, 0x00, tmp1); S3OutTiIndReg(pScrn, 0x0e, 0x00, 0x00); /* XXX do 3020 input_clock_sel */ outb(vgaCRIndex, 0x65); /* XXX 3025 */ outb(vgaCRReg, 0x00); /* XXX 3025 */ outb(vgaCRIndex, 0x40); outb(vgaCRReg, 0x11); outb(vgaCRIndex, 0x55); outb(vgaCRReg, 0x00); if (pScrn->bitsPerPixel > 8) S3OutTiIndReg(pScrn, TIDAC_auxiliary_ctrl, 0x00, 0x00); else S3OutTiIndReg(pScrn, TIDAC_auxiliary_ctrl, 0x00, 0x01); switch (pScrn->depth) { case 8: S3OutTiIndReg(pScrn, TIDAC_output_clock_select, 0x00, 0x4b); outb(vgaCRIndex, 0x66); tmp = inb(vgaCRReg); if (mode->Clock > 80000) outb(vgaCRReg, (tmp & 0xf8) | 0x02); else outb(vgaCRReg, (tmp & 0xf8) | 0x03); break; case 16: S3OutTiIndReg(pScrn, TIDAC_output_clock_select, 0x00, 0x4a); outb(vgaCRIndex, 0x66); tmp = inb(vgaCRReg); if (mode->Clock > 80000) outb(vgaCRReg, (tmp & 0xf8) | 0x01); else outb(vgaCRReg, (tmp & 0xf8) | 0x02); break; case 24: S3OutTiIndReg(pScrn, TIDAC_output_clock_select, 0x00, (0x40 | 0x08 | 0x01)); outb(vgaCRIndex, 0x66); tmp = inb(vgaCRReg); if (mode->Clock > 80000) outb(vgaCRReg, (tmp & 0xf8) | 0x00); else outb(vgaCRReg, (tmp & 0xf8) | 0x01); break; } outb(vgaCRIndex, 0x58); tmp = inb(vgaCRReg); outb(vgaCRReg, (tmp & 0xbf) | 0x40); switch(pScrn->depth) { case 8: S3OutTiIndReg(pScrn, TIDAC_true_color_ctrl, 0x00, 0x80); S3OutTiIndReg(pScrn, TIDAC_multiplex_ctrl, 0x00, 0x1c); break; case 15: S3OutTiIndReg(pScrn, TIDAC_true_color_ctrl, 0x00, 0x4c); S3OutTiIndReg(pScrn, TIDAC_multiplex_ctrl, 0x00, 0x04); S3OutTiIndReg(pScrn, TIDAC_key_ctrl, 0x00, 0x01); break; case 16: S3OutTiIndReg(pScrn, TIDAC_true_color_ctrl, 0x00, 0x4d); S3OutTiIndReg(pScrn, TIDAC_multiplex_ctrl, 0x00, 0x04); S3OutTiIndReg(pScrn, TIDAC_key_ctrl, 0x00, 0x01); break; case 24: S3OutTiIndReg(pScrn, TIDAC_true_color_ctrl, 0x00, 0x4e); S3OutTiIndReg(pScrn, TIDAC_multiplex_ctrl, 0x00, 0x04); S3OutTiIndReg(pScrn, TIDAC_key_ctrl, 0x00, 0x01); break; } S3OutTiIndReg(pScrn, TIDAC_general_io_ctrl, 0x00, 0x1f); S3OutTiIndReg(pScrn, TIDAC_general_io_data, 0x00, 0x01); S3OutTiIndReg(pScrn, TIDAC_general_io_ctrl, 0x00, 0x00); S3OutTiIndReg(pScrn, TIDAC_misc_ctrl, 0xf0, (0x04 | 0x08)); outb(vgaCRIndex, 0x6d); if (pS3->s3Bpp == 1) if (mode->Clock > 80000) outb(vgaCRReg, 0x02); else outb(vgaCRReg, 0x03); else if (pS3->s3Bpp == 2) if (mode->Clock > 80000) outb(vgaCRReg, 0x00); else outb(vgaCRReg, 0x01); else outb(vgaCRReg, 0x00); S3OutTiIndReg(pScrn, TIDAC_sense_test, 0x00, 0x00); if (pS3->s3Bpp > 1) { int j; outb(0x3c6, 0xff); outb(0x3c8, 0x00); for(j=0; j<768; j++) { outb(0x3c9, j); outb(0x3c9, j); outb(0x3c9, j); } } outb(0x3c4, 1); outb(0x3c5, tmp2); /* unblank */ } void S3TiLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indicies, LOCO *colors, VisualPtr pVisual) { int i; outb(0x3c6, 0xff); outb(0x3c8, 0x00); for (i=0; i<768; i++) { outb(0x3c9, i); usleep(1000); outb(0x3c9, i); usleep(1000); outb(0x3c9, i); usleep(1000); } } /* hardware cursor */ static void S3TiSetCursorColors(ScrnInfoPtr pScrn, int bg, int fg) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; /* unlock sys regs */ outb(vgaCRIndex, 0x39); outb(vgaCRReg, 0xa5); S3OutTiIndReg(pScrn, TIDAC_cursor_color_0_red, 0x00, (bg & 0x00FF0000) >> 16); S3OutTiIndReg(pScrn, TIDAC_cursor_color_0_green, 0x00, (bg & 0x0000FF00) >> 8); S3OutTiIndReg(pScrn, TIDAC_cursor_color_0_blue, 0x00, (bg & 0x000000FF)); S3OutTiIndReg(pScrn, TIDAC_cursor_color_1_red, 0x00, (fg & 0x00FF0000) >> 16); S3OutTiIndReg(pScrn, TIDAC_cursor_color_1_green, 0x00, (fg & 0x0000FF00) >> 8); S3OutTiIndReg(pScrn, TIDAC_cursor_color_1_blue, 0x00, (fg & 0x000000FF)); } static void S3TiSetCursorPosition(ScrnInfoPtr pScrn, int x, int y) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; /* unlock sys regs */ outb(vgaCRIndex, 0x39); outb(vgaCRReg, 0xa5); S3OutTiIndReg(pScrn, TIDAC_cursor_x_low, 0x00, x & 0xff); S3OutTiIndReg(pScrn, TIDAC_cursor_x_high, 0x00, (x >> 8) & 0x0f); S3OutTiIndReg(pScrn, TIDAC_cursor_y_low, 0x00, y & 0xff); S3OutTiIndReg(pScrn, TIDAC_cursor_y_high, 0x00, (y >> 8) & 0x0f); } static void S3TiHideCursor(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; /* unlock sys regs */ outb(vgaCRIndex, 0x39); outb(vgaCRReg, 0xa5); S3OutTiIndReg(pScrn, TIDAC_ind_curs_ctrl, (unsigned char) ~(0x40 | 0x10), 0x00); } static void S3TiShowCursor(ScrnInfoPtr pScrn) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char tmp; /* unlock sys regs */ outb(vgaCRIndex, 0x39); outb(vgaCRReg, 0xa5); outb(vgaCRIndex, 0x55); tmp = inb(vgaCRReg) & 0xdf; outb(vgaCRReg, tmp | 0x20); outb(vgaCRIndex, 0x45); tmp = inb(vgaCRReg) & 0xdf; outb(vgaCRReg, tmp | 0x20); S3OutTiIndReg(pScrn, TIDAC_ind_curs_ctrl, (unsigned char) ~(0x40 | 0x10), (0x40 | 0x10)); } static void S3TiLoadCursorImage(ScrnInfoPtr pScrn, unsigned char *image) { S3Ptr pS3 = S3PTR(pScrn); int vgaCRIndex = pS3->vgaCRIndex, vgaCRReg = pS3->vgaCRReg; unsigned char tmp, tmp1; register int i; #if 0 register unsigned char *mask = image + 1; #endif /* unlock sys regs */ outb(vgaCRIndex, 0x39); outb(vgaCRReg, 0xa5); outb(vgaCRIndex, 0x55); tmp = inb(vgaCRReg) & 0xfc; outb(vgaCRReg, tmp | 0x01); tmp1 = inb(TI_INDEX_REG); outb(TI_INDEX_REG, TIDAC_cursor_ram_addr_low); outb(TI_DATA_REG, 0x00); outb(TI_INDEX_REG, TIDAC_cursor_ram_addr_high); outb(TI_DATA_REG, 0x00); outb(TI_INDEX_REG, TIDAC_cursor_ram_data); #if 0 for (i=0; i<512; i++, mask+=2) outb(TI_DATA_REG, *mask); for (i=0; i<512; i++, image+=2) outb(TI_DATA_REG, *image); #else for (i=0; i<1024; i++) { outb(TI_DATA_REG, *image); image++; } #endif outb(TI_INDEX_REG, tmp1); outb(vgaCRIndex, 0x55); outb(vgaCRReg, tmp); } static Bool S3TiUseHWCursor(ScreenPtr pScreen, CursorPtr pCurs) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); S3Ptr pS3 = S3PTR(pScrn); return (pS3->hwCursor); } Bool S3Ti_CursorInit(ScreenPtr pScreen) { ScrnInfoPtr pScrn = xf86ScreenToScrn(pScreen); S3Ptr pS3 = S3PTR(pScrn); xf86CursorInfoPtr pCurs; if (!(pCurs = pS3->pCurs = xf86CreateCursorInfoRec())) return FALSE; pCurs->MaxWidth = 64; pCurs->MaxHeight = 64; pCurs->Flags = HARDWARE_CURSOR_TRUECOLOR_AT_8BPP | HARDWARE_CURSOR_SOURCE_MASK_INTERLEAVE_1 | HARDWARE_CURSOR_NIBBLE_SWAPPED | HARDWARE_CURSOR_BIT_ORDER_MSBFIRST; pCurs->SetCursorColors = S3TiSetCursorColors; pCurs->SetCursorPosition = S3TiSetCursorPosition; pCurs->LoadCursorImage = S3TiLoadCursorImage; pCurs->HideCursor = S3TiHideCursor; pCurs->ShowCursor = S3TiShowCursor; pCurs->UseHWCursor = S3TiUseHWCursor; return xf86InitCursor(pScreen, pCurs); }