| /* |
| * |
| * 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(hw->DACreg)); |
| 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 everytime) */ |
| 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 everytime) */ |
| 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 = { |
| Ti3026_preinit, Ti3026_reset, Ti3026_init, Ti3026_restore |
| }; |
| EXPORT_SYMBOL(matrox_millennium); |
| #endif |
| MODULE_LICENSE("GPL"); |
