diff options
Diffstat (limited to 'drivers/video/fbdev/matrox/matroxfb_Ti3026.c')
| -rw-r--r-- | drivers/video/fbdev/matrox/matroxfb_Ti3026.c | 749 |
1 files changed, 749 insertions, 0 deletions
diff --git a/drivers/video/fbdev/matrox/matroxfb_Ti3026.c b/drivers/video/fbdev/matrox/matroxfb_Ti3026.c new file mode 100644 index 000000000..5617c014d --- /dev/null +++ b/drivers/video/fbdev/matrox/matroxfb_Ti3026.c @@ -0,0 +1,749 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * + * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200 and G400 + * + * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> + * + * Portions Copyright (c) 2001 Matrox Graphics Inc. + * + * Version: 1.65 2002/08/14 + * + * MTRR stuff: 1998 Tom Rini <trini@kernel.crashing.org> + * + * Contributors: "menion?" <menion@mindless.com> + * Betatesting, fixes, ideas + * + * "Kurt Garloff" <garloff@suse.de> + * Betatesting, fixes, ideas, videomodes, videomodes timmings + * + * "Tom Rini" <trini@kernel.crashing.org> + * MTRR stuff, PPC cleanups, betatesting, fixes, ideas + * + * "Bibek Sahu" <scorpio@dodds.net> + * Access device through readb|w|l and write b|w|l + * Extensive debugging stuff + * + * "Daniel Haun" <haund@usa.net> + * Testing, hardware cursor fixes + * + * "Scott Wood" <sawst46+@pitt.edu> + * Fixes + * + * "Gerd Knorr" <kraxel@goldbach.isdn.cs.tu-berlin.de> + * Betatesting + * + * "Kelly French" <targon@hazmat.com> + * "Fernando Herrera" <fherrera@eurielec.etsit.upm.es> + * Betatesting, bug reporting + * + * "Pablo Bianucci" <pbian@pccp.com.ar> + * Fixes, ideas, betatesting + * + * "Inaky Perez Gonzalez" <inaky@peloncho.fis.ucm.es> + * Fixes, enhandcements, ideas, betatesting + * + * "Ryuichi Oikawa" <roikawa@rr.iiij4u.or.jp> + * PPC betatesting, PPC support, backward compatibility + * + * "Paul Womar" <Paul@pwomar.demon.co.uk> + * "Owen Waller" <O.Waller@ee.qub.ac.uk> + * PPC betatesting + * + * "Thomas Pornin" <pornin@bolet.ens.fr> + * Alpha betatesting + * + * "Pieter van Leuven" <pvl@iae.nl> + * "Ulf Jaenicke-Roessler" <ujr@physik.phy.tu-dresden.de> + * G100 testing + * + * "H. Peter Arvin" <hpa@transmeta.com> + * Ideas + * + * "Cort Dougan" <cort@cs.nmt.edu> + * CHRP fixes and PReP cleanup + * + * "Mark Vojkovich" <mvojkovi@ucsd.edu> + * G400 support + * + * (following author is not in any relation with this code, but his code + * is included in this driver) + * + * Based on framebuffer driver for VBE 2.0 compliant graphic boards + * (c) 1998 Gerd Knorr <kraxel@cs.tu-berlin.de> + * + * (following author is not in any relation with this code, but his ideas + * were used when writing this driver) + * + * FreeVBE/AF (Matrox), "Shawn Hargreaves" <shawn@talula.demon.co.uk> + * + */ + + +#include "matroxfb_Ti3026.h" +#include "matroxfb_misc.h" +#include "matroxfb_accel.h" +#include <linux/matroxfb.h> + +#ifdef CONFIG_FB_MATROX_MILLENIUM +#define outTi3026 matroxfb_DAC_out +#define inTi3026 matroxfb_DAC_in + +#define TVP3026_INDEX 0x00 +#define TVP3026_PALWRADD 0x00 +#define TVP3026_PALDATA 0x01 +#define TVP3026_PIXRDMSK 0x02 +#define TVP3026_PALRDADD 0x03 +#define TVP3026_CURCOLWRADD 0x04 +#define TVP3026_CLOVERSCAN 0x00 +#define TVP3026_CLCOLOR0 0x01 +#define TVP3026_CLCOLOR1 0x02 +#define TVP3026_CLCOLOR2 0x03 +#define TVP3026_CURCOLDATA 0x05 +#define TVP3026_CURCOLRDADD 0x07 +#define TVP3026_CURCTRL 0x09 +#define TVP3026_X_DATAREG 0x0A +#define TVP3026_CURRAMDATA 0x0B +#define TVP3026_CURPOSXL 0x0C +#define TVP3026_CURPOSXH 0x0D +#define TVP3026_CURPOSYL 0x0E +#define TVP3026_CURPOSYH 0x0F + +#define TVP3026_XSILICONREV 0x01 +#define TVP3026_XCURCTRL 0x06 +#define TVP3026_XCURCTRL_DIS 0x00 /* transparent, transparent, transparent, transparent */ +#define TVP3026_XCURCTRL_3COLOR 0x01 /* transparent, 0, 1, 2 */ +#define TVP3026_XCURCTRL_XGA 0x02 /* 0, 1, transparent, complement */ +#define TVP3026_XCURCTRL_XWIN 0x03 /* transparent, transparent, 0, 1 */ +#define TVP3026_XCURCTRL_BLANK2048 0x00 +#define TVP3026_XCURCTRL_BLANK4096 0x10 +#define TVP3026_XCURCTRL_INTERLACED 0x20 +#define TVP3026_XCURCTRL_ODD 0x00 /* ext.signal ODD/\EVEN */ +#define TVP3026_XCURCTRL_EVEN 0x40 /* ext.signal EVEN/\ODD */ +#define TVP3026_XCURCTRL_INDIRECT 0x00 +#define TVP3026_XCURCTRL_DIRECT 0x80 +#define TVP3026_XLATCHCTRL 0x0F +#define TVP3026_XLATCHCTRL_1_1 0x06 +#define TVP3026_XLATCHCTRL_2_1 0x07 +#define TVP3026_XLATCHCTRL_4_1 0x06 +#define TVP3026_XLATCHCTRL_8_1 0x06 +#define TVP3026_XLATCHCTRL_16_1 0x06 +#define TVP3026A_XLATCHCTRL_4_3 0x06 /* ??? do not understand... but it works... !!! */ +#define TVP3026A_XLATCHCTRL_8_3 0x07 +#define TVP3026B_XLATCHCTRL_4_3 0x08 +#define TVP3026B_XLATCHCTRL_8_3 0x06 /* ??? do not understand... but it works... !!! */ +#define TVP3026_XTRUECOLORCTRL 0x18 +#define TVP3026_XTRUECOLORCTRL_VRAM_SHIFT_ACCEL 0x00 +#define TVP3026_XTRUECOLORCTRL_VRAM_SHIFT_TVP 0x20 +#define TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR 0x80 +#define TVP3026_XTRUECOLORCTRL_TRUECOLOR 0x40 /* paletized */ +#define TVP3026_XTRUECOLORCTRL_DIRECTCOLOR 0x00 +#define TVP3026_XTRUECOLORCTRL_24_ALTERNATE 0x08 /* 5:4/5:2 instead of 4:3/8:3 */ +#define TVP3026_XTRUECOLORCTRL_RGB_888 0x16 /* 4:3/8:3 (or 5:4/5:2) */ +#define TVP3026_XTRUECOLORCTRL_BGR_888 0x17 +#define TVP3026_XTRUECOLORCTRL_ORGB_8888 0x06 +#define TVP3026_XTRUECOLORCTRL_BGRO_8888 0x07 +#define TVP3026_XTRUECOLORCTRL_RGB_565 0x05 +#define TVP3026_XTRUECOLORCTRL_ORGB_1555 0x04 +#define TVP3026_XTRUECOLORCTRL_RGB_664 0x03 +#define TVP3026_XTRUECOLORCTRL_RGBO_4444 0x01 +#define TVP3026_XMUXCTRL 0x19 +#define TVP3026_XMUXCTRL_MEMORY_8BIT 0x01 /* - */ +#define TVP3026_XMUXCTRL_MEMORY_16BIT 0x02 /* - */ +#define TVP3026_XMUXCTRL_MEMORY_32BIT 0x03 /* 2MB RAM, 512K * 4 */ +#define TVP3026_XMUXCTRL_MEMORY_64BIT 0x04 /* >2MB RAM, 512K * 8 & more */ +#define TVP3026_XMUXCTRL_PIXEL_4BIT 0x40 /* L0,H0,L1,H1... */ +#define TVP3026_XMUXCTRL_PIXEL_4BIT_SWAPPED 0x60 /* H0,L0,H1,L1... */ +#define TVP3026_XMUXCTRL_PIXEL_8BIT 0x48 +#define TVP3026_XMUXCTRL_PIXEL_16BIT 0x50 +#define TVP3026_XMUXCTRL_PIXEL_32BIT 0x58 +#define TVP3026_XMUXCTRL_VGA 0x98 /* VGA MEMORY, 8BIT PIXEL */ +#define TVP3026_XCLKCTRL 0x1A +#define TVP3026_XCLKCTRL_DIV1 0x00 +#define TVP3026_XCLKCTRL_DIV2 0x10 +#define TVP3026_XCLKCTRL_DIV4 0x20 +#define TVP3026_XCLKCTRL_DIV8 0x30 +#define TVP3026_XCLKCTRL_DIV16 0x40 +#define TVP3026_XCLKCTRL_DIV32 0x50 +#define TVP3026_XCLKCTRL_DIV64 0x60 +#define TVP3026_XCLKCTRL_CLKSTOPPED 0x70 +#define TVP3026_XCLKCTRL_SRC_CLK0 0x00 +#define TVP3026_XCLKCTRL_SRC_CLK1 0x01 +#define TVP3026_XCLKCTRL_SRC_CLK2 0x02 /* CLK2 is TTL source*/ +#define TVP3026_XCLKCTRL_SRC_NCLK2 0x03 /* not CLK2 is TTL source */ +#define TVP3026_XCLKCTRL_SRC_ECLK2 0x04 /* CLK2 and not CLK2 is ECL source */ +#define TVP3026_XCLKCTRL_SRC_PLL 0x05 +#define TVP3026_XCLKCTRL_SRC_DIS 0x06 /* disable & poweroff internal clock */ +#define TVP3026_XCLKCTRL_SRC_CLK0VGA 0x07 +#define TVP3026_XPALETTEPAGE 0x1C +#define TVP3026_XGENCTRL 0x1D +#define TVP3026_XGENCTRL_HSYNC_POS 0x00 +#define TVP3026_XGENCTRL_HSYNC_NEG 0x01 +#define TVP3026_XGENCTRL_VSYNC_POS 0x00 +#define TVP3026_XGENCTRL_VSYNC_NEG 0x02 +#define TVP3026_XGENCTRL_LITTLE_ENDIAN 0x00 +#define TVP3026_XGENCTRL_BIG_ENDIAN 0x08 +#define TVP3026_XGENCTRL_BLACK_0IRE 0x00 +#define TVP3026_XGENCTRL_BLACK_75IRE 0x10 +#define TVP3026_XGENCTRL_NO_SYNC_ON_GREEN 0x00 +#define TVP3026_XGENCTRL_SYNC_ON_GREEN 0x20 +#define TVP3026_XGENCTRL_OVERSCAN_DIS 0x00 +#define TVP3026_XGENCTRL_OVERSCAN_EN 0x40 +#define TVP3026_XMISCCTRL 0x1E +#define TVP3026_XMISCCTRL_DAC_PUP 0x00 +#define TVP3026_XMISCCTRL_DAC_PDOWN 0x01 +#define TVP3026_XMISCCTRL_DAC_EXT 0x00 /* or 8, bit 3 is ignored */ +#define TVP3026_XMISCCTRL_DAC_6BIT 0x04 +#define TVP3026_XMISCCTRL_DAC_8BIT 0x0C +#define TVP3026_XMISCCTRL_PSEL_DIS 0x00 +#define TVP3026_XMISCCTRL_PSEL_EN 0x10 +#define TVP3026_XMISCCTRL_PSEL_LOW 0x00 /* PSEL high selects directcolor */ +#define TVP3026_XMISCCTRL_PSEL_HIGH 0x20 /* PSEL high selects truecolor or pseudocolor */ +#define TVP3026_XGENIOCTRL 0x2A +#define TVP3026_XGENIODATA 0x2B +#define TVP3026_XPLLADDR 0x2C +#define TVP3026_XPLLADDR_X(LOOP,MCLK,PIX) (((LOOP)<<4) | ((MCLK)<<2) | (PIX)) +#define TVP3026_XPLLDATA_N 0x00 +#define TVP3026_XPLLDATA_M 0x01 +#define TVP3026_XPLLDATA_P 0x02 +#define TVP3026_XPLLDATA_STAT 0x03 +#define TVP3026_XPIXPLLDATA 0x2D +#define TVP3026_XMEMPLLDATA 0x2E +#define TVP3026_XLOOPPLLDATA 0x2F +#define TVP3026_XCOLKEYOVRMIN 0x30 +#define TVP3026_XCOLKEYOVRMAX 0x31 +#define TVP3026_XCOLKEYREDMIN 0x32 +#define TVP3026_XCOLKEYREDMAX 0x33 +#define TVP3026_XCOLKEYGREENMIN 0x34 +#define TVP3026_XCOLKEYGREENMAX 0x35 +#define TVP3026_XCOLKEYBLUEMIN 0x36 +#define TVP3026_XCOLKEYBLUEMAX 0x37 +#define TVP3026_XCOLKEYCTRL 0x38 +#define TVP3026_XCOLKEYCTRL_OVR_EN 0x01 +#define TVP3026_XCOLKEYCTRL_RED_EN 0x02 +#define TVP3026_XCOLKEYCTRL_GREEN_EN 0x04 +#define TVP3026_XCOLKEYCTRL_BLUE_EN 0x08 +#define TVP3026_XCOLKEYCTRL_NEGATE 0x10 +#define TVP3026_XCOLKEYCTRL_ZOOM1 0x00 +#define TVP3026_XCOLKEYCTRL_ZOOM2 0x20 +#define TVP3026_XCOLKEYCTRL_ZOOM4 0x40 +#define TVP3026_XCOLKEYCTRL_ZOOM8 0x60 +#define TVP3026_XCOLKEYCTRL_ZOOM16 0x80 +#define TVP3026_XCOLKEYCTRL_ZOOM32 0xA0 +#define TVP3026_XMEMPLLCTRL 0x39 +#define TVP3026_XMEMPLLCTRL_DIV(X) (((X)-1)>>1) /* 2,4,6,8,10,12,14,16, division applied to LOOP PLL after divide by 2^P */ +#define TVP3026_XMEMPLLCTRL_STROBEMKC4 0x08 +#define TVP3026_XMEMPLLCTRL_MCLK_DOTCLOCK 0x00 /* MKC4 */ +#define TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL 0x10 /* MKC4 */ +#define TVP3026_XMEMPLLCTRL_RCLK_PIXPLL 0x00 +#define TVP3026_XMEMPLLCTRL_RCLK_LOOPPLL 0x20 +#define TVP3026_XMEMPLLCTRL_RCLK_DOTDIVN 0x40 /* dot clock divided by loop pclk N prescaler */ +#define TVP3026_XSENSETEST 0x3A +#define TVP3026_XTESTMODEDATA 0x3B +#define TVP3026_XCRCREML 0x3C +#define TVP3026_XCRCREMH 0x3D +#define TVP3026_XCRCBITSEL 0x3E +#define TVP3026_XID 0x3F + +static const unsigned char DACseq[] = +{ TVP3026_XLATCHCTRL, TVP3026_XTRUECOLORCTRL, + TVP3026_XMUXCTRL, TVP3026_XCLKCTRL, + TVP3026_XPALETTEPAGE, + TVP3026_XGENCTRL, + TVP3026_XMISCCTRL, + TVP3026_XGENIOCTRL, + TVP3026_XGENIODATA, + TVP3026_XCOLKEYOVRMIN, TVP3026_XCOLKEYOVRMAX, TVP3026_XCOLKEYREDMIN, TVP3026_XCOLKEYREDMAX, + TVP3026_XCOLKEYGREENMIN, TVP3026_XCOLKEYGREENMAX, TVP3026_XCOLKEYBLUEMIN, TVP3026_XCOLKEYBLUEMAX, + TVP3026_XCOLKEYCTRL, + TVP3026_XMEMPLLCTRL, TVP3026_XSENSETEST, TVP3026_XCURCTRL }; + +#define POS3026_XLATCHCTRL 0 +#define POS3026_XTRUECOLORCTRL 1 +#define POS3026_XMUXCTRL 2 +#define POS3026_XCLKCTRL 3 +#define POS3026_XGENCTRL 5 +#define POS3026_XMISCCTRL 6 +#define POS3026_XMEMPLLCTRL 18 +#define POS3026_XCURCTRL 20 + +static const unsigned char MGADACbpp32[] = +{ TVP3026_XLATCHCTRL_2_1, TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_8888, + 0x00, TVP3026_XCLKCTRL_DIV1 | TVP3026_XCLKCTRL_SRC_PLL, + 0x00, + TVP3026_XGENCTRL_HSYNC_POS | TVP3026_XGENCTRL_VSYNC_POS | TVP3026_XGENCTRL_LITTLE_ENDIAN | TVP3026_XGENCTRL_BLACK_0IRE | TVP3026_XGENCTRL_NO_SYNC_ON_GREEN | TVP3026_XGENCTRL_OVERSCAN_DIS, + TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_HIGH, + 0x00, + 0x1E, + 0xFF, 0xFF, 0xFF, 0xFF, + 0xFF, 0xFF, 0xFF, 0xFF, + TVP3026_XCOLKEYCTRL_ZOOM1, + 0x00, 0x00, TVP3026_XCURCTRL_DIS }; + +static int Ti3026_calcclock(const struct matrox_fb_info *minfo, + unsigned int freq, unsigned int fmax, int *in, + int *feed, int *post) +{ + unsigned int fvco; + unsigned int lin, lfeed, lpost; + + DBG(__func__) + + fvco = PLL_calcclock(minfo, freq, fmax, &lin, &lfeed, &lpost); + fvco >>= (*post = lpost); + *in = 64 - lin; + *feed = 64 - lfeed; + return fvco; +} + +static int Ti3026_setpclk(struct matrox_fb_info *minfo, int clk) +{ + unsigned int f_pll; + unsigned int pixfeed, pixin, pixpost; + struct matrox_hw_state *hw = &minfo->hw; + + DBG(__func__) + + f_pll = Ti3026_calcclock(minfo, clk, minfo->max_pixel_clock, &pixin, &pixfeed, &pixpost); + + hw->DACclk[0] = pixin | 0xC0; + hw->DACclk[1] = pixfeed; + hw->DACclk[2] = pixpost | 0xB0; + + { + unsigned int loopfeed, loopin, looppost, loopdiv, z; + unsigned int Bpp; + + Bpp = minfo->curr.final_bppShift; + + if (minfo->fbcon.var.bits_per_pixel == 24) { + loopfeed = 3; /* set lm to any possible value */ + loopin = 3 * 32 / Bpp; + } else { + loopfeed = 4; + loopin = 4 * 32 / Bpp; + } + z = (110000 * loopin) / (f_pll * loopfeed); + loopdiv = 0; /* div 2 */ + if (z < 2) + looppost = 0; + else if (z < 4) + looppost = 1; + else if (z < 8) + looppost = 2; + else { + looppost = 3; + loopdiv = z/16; + } + if (minfo->fbcon.var.bits_per_pixel == 24) { + hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0; + hw->DACclk[4] = (65 - loopfeed) | 0x80; + if (minfo->accel.ramdac_rev > 0x20) { + if (isInterleave(minfo)) + hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_8_3; + else { + hw->DACclk[4] &= ~0xC0; + hw->DACreg[POS3026_XLATCHCTRL] = TVP3026B_XLATCHCTRL_4_3; + } + } else { + if (isInterleave(minfo)) + ; /* default... */ + else { + hw->DACclk[4] ^= 0xC0; /* change from 0x80 to 0x40 */ + hw->DACreg[POS3026_XLATCHCTRL] = TVP3026A_XLATCHCTRL_4_3; + } + } + hw->DACclk[5] = looppost | 0xF8; + if (minfo->devflags.mga_24bpp_fix) + hw->DACclk[5] ^= 0x40; + } else { + hw->DACclk[3] = ((65 - loopin) & 0x3F) | 0xC0; + hw->DACclk[4] = 65 - loopfeed; + hw->DACclk[5] = looppost | 0xF0; + } + hw->DACreg[POS3026_XMEMPLLCTRL] = loopdiv | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_RCLK_LOOPPLL; + } + return 0; +} + +static int Ti3026_init(struct matrox_fb_info *minfo, struct my_timming *m) +{ + u_int8_t muxctrl = isInterleave(minfo) ? TVP3026_XMUXCTRL_MEMORY_64BIT : TVP3026_XMUXCTRL_MEMORY_32BIT; + struct matrox_hw_state *hw = &minfo->hw; + + DBG(__func__) + + memcpy(hw->DACreg, MGADACbpp32, sizeof(MGADACbpp32)); + switch (minfo->fbcon.var.bits_per_pixel) { + case 4: hw->DACreg[POS3026_XLATCHCTRL] = TVP3026_XLATCHCTRL_16_1; /* or _8_1, they are same */ + hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR; + hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_4BIT; + hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV8; + hw->DACreg[POS3026_XMISCCTRL] = TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_LOW; + break; + case 8: hw->DACreg[POS3026_XLATCHCTRL] = TVP3026_XLATCHCTRL_8_1; /* or _4_1, they are same */ + hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR; + hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_8BIT; + hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV4; + hw->DACreg[POS3026_XMISCCTRL] = TVP3026_XMISCCTRL_DAC_PUP | TVP3026_XMISCCTRL_DAC_8BIT | TVP3026_XMISCCTRL_PSEL_DIS | TVP3026_XMISCCTRL_PSEL_LOW; + break; + case 16: + /* XLATCHCTRL should be _4_1 / _2_1... Why is not? (_2_1 is used every time) */ + hw->DACreg[POS3026_XTRUECOLORCTRL] = (minfo->fbcon.var.green.length == 5) ? (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_ORGB_1555) : (TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_565); + hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_16BIT; + hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV2; + break; + case 24: + /* XLATCHCTRL is: for (A) use _4_3 (?_8_3 is same? TBD), for (B) it is set in setpclk */ + hw->DACreg[POS3026_XTRUECOLORCTRL] = TVP3026_XTRUECOLORCTRL_DIRECTCOLOR | TVP3026_XTRUECOLORCTRL_RGB_888; + hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_32BIT; + hw->DACreg[POS3026_XCLKCTRL] = TVP3026_XCLKCTRL_SRC_PLL | TVP3026_XCLKCTRL_DIV4; + break; + case 32: + /* XLATCHCTRL should be _2_1 / _1_1... Why is not? (_2_1 is used every time) */ + hw->DACreg[POS3026_XMUXCTRL] = muxctrl | TVP3026_XMUXCTRL_PIXEL_32BIT; + break; + default: + return 1; /* TODO: failed */ + } + if (matroxfb_vgaHWinit(minfo, m)) return 1; + + /* set SYNC */ + hw->MiscOutReg = 0xCB; + if (m->sync & FB_SYNC_HOR_HIGH_ACT) + hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_HSYNC_NEG; + if (m->sync & FB_SYNC_VERT_HIGH_ACT) + hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_VSYNC_NEG; + if (m->sync & FB_SYNC_ON_GREEN) + hw->DACreg[POS3026_XGENCTRL] |= TVP3026_XGENCTRL_SYNC_ON_GREEN; + + /* set DELAY */ + if (minfo->video.len < 0x400000) + hw->CRTCEXT[3] |= 0x08; + else if (minfo->video.len > 0x400000) + hw->CRTCEXT[3] |= 0x10; + + /* set HWCURSOR */ + if (m->interlaced) { + hw->DACreg[POS3026_XCURCTRL] |= TVP3026_XCURCTRL_INTERLACED; + } + if (m->HTotal >= 1536) + hw->DACreg[POS3026_XCURCTRL] |= TVP3026_XCURCTRL_BLANK4096; + + /* set interleaving */ + hw->MXoptionReg &= ~0x00001000; + if (isInterleave(minfo)) hw->MXoptionReg |= 0x00001000; + + /* set DAC */ + Ti3026_setpclk(minfo, m->pixclock); + return 0; +} + +static void ti3026_setMCLK(struct matrox_fb_info *minfo, int fout) +{ + unsigned int f_pll; + unsigned int pclk_m, pclk_n, pclk_p; + unsigned int mclk_m, mclk_n, mclk_p; + unsigned int rfhcnt, mclk_ctl; + int tmout; + + DBG(__func__) + + f_pll = Ti3026_calcclock(minfo, fout, minfo->max_pixel_clock, &mclk_n, &mclk_m, &mclk_p); + + /* save pclk */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); + pclk_n = inTi3026(minfo, TVP3026_XPIXPLLDATA); + outTi3026(minfo, TVP3026_XPLLADDR, 0xFD); + pclk_m = inTi3026(minfo, TVP3026_XPIXPLLDATA); + outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); + pclk_p = inTi3026(minfo, TVP3026_XPIXPLLDATA); + + /* stop pclk */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); + outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); + + /* set pclk to new mclk */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); + outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_n | 0xC0); + outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_m); + outTi3026(minfo, TVP3026_XPIXPLLDATA, mclk_p | 0xB0); + + /* wait for PLL to lock */ + for (tmout = 500000; tmout; tmout--) { + if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) + break; + udelay(10); + } + if (!tmout) + printk(KERN_ERR "matroxfb: Temporary pixel PLL not locked after 5 secs\n"); + + /* output pclk on mclk pin */ + mclk_ctl = inTi3026(minfo, TVP3026_XMEMPLLCTRL); + outTi3026(minfo, TVP3026_XMEMPLLCTRL, mclk_ctl & 0xE7); + outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_STROBEMKC4); + + /* stop MCLK */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFB); + outTi3026(minfo, TVP3026_XMEMPLLDATA, 0x00); + + /* set mclk to new freq */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xF3); + outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_n | 0xC0); + outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_m); + outTi3026(minfo, TVP3026_XMEMPLLDATA, mclk_p | 0xB0); + + /* wait for PLL to lock */ + for (tmout = 500000; tmout; tmout--) { + if (inTi3026(minfo, TVP3026_XMEMPLLDATA) & 0x40) + break; + udelay(10); + } + if (!tmout) + printk(KERN_ERR "matroxfb: Memory PLL not locked after 5 secs\n"); + + f_pll = f_pll * 333 / (10000 << mclk_p); + if (isMilleniumII(minfo)) { + rfhcnt = (f_pll - 128) / 256; + if (rfhcnt > 15) + rfhcnt = 15; + } else { + rfhcnt = (f_pll - 64) / 128; + if (rfhcnt > 15) + rfhcnt = 0; + } + minfo->hw.MXoptionReg = (minfo->hw.MXoptionReg & ~0x000F0000) | (rfhcnt << 16); + pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, minfo->hw.MXoptionReg); + + /* output MCLK to MCLK pin */ + outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl & 0xE7) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL); + outTi3026(minfo, TVP3026_XMEMPLLCTRL, (mclk_ctl ) | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL | TVP3026_XMEMPLLCTRL_STROBEMKC4); + + /* stop PCLK */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFE); + outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); + + /* restore pclk */ + outTi3026(minfo, TVP3026_XPLLADDR, 0xFC); + outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_n); + outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_m); + outTi3026(minfo, TVP3026_XPIXPLLDATA, pclk_p); + + /* wait for PLL to lock */ + for (tmout = 500000; tmout; tmout--) { + if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) + break; + udelay(10); + } + if (!tmout) + printk(KERN_ERR "matroxfb: Pixel PLL not locked after 5 secs\n"); +} + +static void ti3026_ramdac_init(struct matrox_fb_info *minfo) +{ + DBG(__func__) + + minfo->features.pll.vco_freq_min = 110000; + minfo->features.pll.ref_freq = 114545; + minfo->features.pll.feed_div_min = 2; + minfo->features.pll.feed_div_max = 24; + minfo->features.pll.in_div_min = 2; + minfo->features.pll.in_div_max = 63; + minfo->features.pll.post_shift_max = 3; + if (minfo->devflags.noinit) + return; + ti3026_setMCLK(minfo, 60000); +} + +static void Ti3026_restore(struct matrox_fb_info *minfo) +{ + int i; + unsigned char progdac[6]; + struct matrox_hw_state *hw = &minfo->hw; + CRITFLAGS + + DBG(__func__) + +#ifdef DEBUG + dprintk(KERN_INFO "EXTVGA regs: "); + for (i = 0; i < 6; i++) + dprintk("%02X:", hw->CRTCEXT[i]); + dprintk("\n"); +#endif + + CRITBEGIN + + pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg); + + CRITEND + + matroxfb_vgaHWrestore(minfo); + + CRITBEGIN + + minfo->crtc1.panpos = -1; + for (i = 0; i < 6; i++) + mga_setr(M_EXTVGA_INDEX, i, hw->CRTCEXT[i]); + + for (i = 0; i < 21; i++) { + outTi3026(minfo, DACseq[i], hw->DACreg[i]); + } + + outTi3026(minfo, TVP3026_XPLLADDR, 0x00); + progdac[0] = inTi3026(minfo, TVP3026_XPIXPLLDATA); + progdac[3] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); + outTi3026(minfo, TVP3026_XPLLADDR, 0x15); + progdac[1] = inTi3026(minfo, TVP3026_XPIXPLLDATA); + progdac[4] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); + outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); + progdac[2] = inTi3026(minfo, TVP3026_XPIXPLLDATA); + progdac[5] = inTi3026(minfo, TVP3026_XLOOPPLLDATA); + + CRITEND + if (memcmp(hw->DACclk, progdac, 6)) { + /* agrhh... setting up PLL is very slow on Millennium... */ + /* Mystique PLL is locked in few ms, but Millennium PLL lock takes about 0.15 s... */ + /* Maybe even we should call schedule() ? */ + + CRITBEGIN + outTi3026(minfo, TVP3026_XCLKCTRL, hw->DACreg[POS3026_XCLKCTRL]); + outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); + outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0); + outTi3026(minfo, TVP3026_XPIXPLLDATA, 0); + + outTi3026(minfo, TVP3026_XPLLADDR, 0x00); + for (i = 0; i < 3; i++) + outTi3026(minfo, TVP3026_XPIXPLLDATA, hw->DACclk[i]); + /* wait for PLL only if PLL clock requested (always for PowerMode, never for VGA) */ + if (hw->MiscOutReg & 0x08) { + int tmout; + outTi3026(minfo, TVP3026_XPLLADDR, 0x3F); + for (tmout = 500000; tmout; --tmout) { + if (inTi3026(minfo, TVP3026_XPIXPLLDATA) & 0x40) + break; + udelay(10); + } + + CRITEND + + if (!tmout) + printk(KERN_ERR "matroxfb: Pixel PLL not locked after 5 secs\n"); + else + dprintk(KERN_INFO "PixelPLL: %d\n", 500000-tmout); + CRITBEGIN + } + outTi3026(minfo, TVP3026_XMEMPLLCTRL, hw->DACreg[POS3026_XMEMPLLCTRL]); + outTi3026(minfo, TVP3026_XPLLADDR, 0x00); + for (i = 3; i < 6; i++) + outTi3026(minfo, TVP3026_XLOOPPLLDATA, hw->DACclk[i]); + CRITEND + if ((hw->MiscOutReg & 0x08) && ((hw->DACclk[5] & 0x80) == 0x80)) { + int tmout; + + CRITBEGIN + outTi3026(minfo, TVP3026_XPLLADDR, 0x3F); + for (tmout = 500000; tmout; --tmout) { + if (inTi3026(minfo, TVP3026_XLOOPPLLDATA) & 0x40) + break; + udelay(10); + } + CRITEND + if (!tmout) + printk(KERN_ERR "matroxfb: Loop PLL not locked after 5 secs\n"); + else + dprintk(KERN_INFO "LoopPLL: %d\n", 500000-tmout); + } + } + +#ifdef DEBUG + dprintk(KERN_DEBUG "3026DACregs "); + for (i = 0; i < 21; i++) { + dprintk("R%02X=%02X ", DACseq[i], hw->DACreg[i]); + if ((i & 0x7) == 0x7) dprintk(KERN_DEBUG "continuing... "); + } + dprintk(KERN_DEBUG "DACclk "); + for (i = 0; i < 6; i++) + dprintk("C%02X=%02X ", i, hw->DACclk[i]); + dprintk("\n"); +#endif +} + +static void Ti3026_reset(struct matrox_fb_info *minfo) +{ + DBG(__func__) + + ti3026_ramdac_init(minfo); +} + +static struct matrox_altout ti3026_output = { + .name = "Primary output", +}; + +static int Ti3026_preinit(struct matrox_fb_info *minfo) +{ + static const int vxres_mill2[] = { 512, 640, 768, 800, 832, 960, + 1024, 1152, 1280, 1600, 1664, 1920, + 2048, 0}; + static const int vxres_mill1[] = { 640, 768, 800, 960, + 1024, 1152, 1280, 1600, 1920, + 2048, 0}; + struct matrox_hw_state *hw = &minfo->hw; + + DBG(__func__) + + minfo->millenium = 1; + minfo->milleniumII = (minfo->pcidev->device != PCI_DEVICE_ID_MATROX_MIL); + minfo->capable.cfb4 = 1; + minfo->capable.text = 1; /* isMilleniumII(minfo); */ + minfo->capable.vxres = isMilleniumII(minfo) ? vxres_mill2 : vxres_mill1; + + minfo->outputs[0].data = minfo; + minfo->outputs[0].output = &ti3026_output; + minfo->outputs[0].src = minfo->outputs[0].default_src; + minfo->outputs[0].mode = MATROXFB_OUTPUT_MODE_MONITOR; + + if (minfo->devflags.noinit) + return 0; + /* preserve VGA I/O, BIOS and PPC */ + hw->MXoptionReg &= 0xC0000100; + hw->MXoptionReg |= 0x002C0000; + if (minfo->devflags.novga) + hw->MXoptionReg &= ~0x00000100; + if (minfo->devflags.nobios) + hw->MXoptionReg &= ~0x40000000; + if (minfo->devflags.nopciretry) + hw->MXoptionReg |= 0x20000000; + pci_write_config_dword(minfo->pcidev, PCI_OPTION_REG, hw->MXoptionReg); + + minfo->accel.ramdac_rev = inTi3026(minfo, TVP3026_XSILICONREV); + + outTi3026(minfo, TVP3026_XCLKCTRL, TVP3026_XCLKCTRL_SRC_CLK0VGA | TVP3026_XCLKCTRL_CLKSTOPPED); + outTi3026(minfo, TVP3026_XTRUECOLORCTRL, TVP3026_XTRUECOLORCTRL_PSEUDOCOLOR); + outTi3026(minfo, TVP3026_XMUXCTRL, TVP3026_XMUXCTRL_VGA); + + outTi3026(minfo, TVP3026_XPLLADDR, 0x2A); + outTi3026(minfo, TVP3026_XLOOPPLLDATA, 0x00); + outTi3026(minfo, TVP3026_XPIXPLLDATA, 0x00); + + mga_outb(M_MISC_REG, 0x67); + + outTi3026(minfo, TVP3026_XMEMPLLCTRL, TVP3026_XMEMPLLCTRL_STROBEMKC4 | TVP3026_XMEMPLLCTRL_MCLK_MCLKPLL); + + mga_outl(M_RESET, 1); + udelay(250); + mga_outl(M_RESET, 0); + udelay(250); + mga_outl(M_MACCESS, 0x00008000); + udelay(10); + return 0; +} + +struct matrox_switch matrox_millennium = { + .preinit = Ti3026_preinit, + .reset = Ti3026_reset, + .init = Ti3026_init, + .restore = Ti3026_restore +}; +EXPORT_SYMBOL(matrox_millennium); +#endif +MODULE_LICENSE("GPL"); |