diff options
author | Simon Glass <sjg@chromium.org> | 2016-10-17 20:12:45 -0600 |
---|---|---|
committer | Tom Rini <trini@konsulko.com> | 2016-10-23 18:33:41 -0400 |
commit | 9909aebc9d0820aa4f35308f3d8a8d7821e9f8e5 (patch) | |
tree | 39655751bbf88d9f2a50d8610e109d88ff8a9a1d /drivers/video/smiLynxEM.c | |
parent | 002f967c5010df69eb9a9a5e21132bb885ca8d02 (diff) |
video: Drop the smiLynxEM driver
This is not used in U-Boot anymore.
Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
Diffstat (limited to 'drivers/video/smiLynxEM.c')
-rw-r--r-- | drivers/video/smiLynxEM.c | 835 |
1 files changed, 0 insertions, 835 deletions
diff --git a/drivers/video/smiLynxEM.c b/drivers/video/smiLynxEM.c deleted file mode 100644 index 1880cccac2..0000000000 --- a/drivers/video/smiLynxEM.c +++ /dev/null @@ -1,835 +0,0 @@ -/* - * (C) Copyright 1997-2002 ELTEC Elektronik AG - * Frank Gottschling <fgottschling@eltec.de> - * - * SPDX-License-Identifier: GPL-2.0+ - */ - -/* - * smiLynxEM.c - * - * Silicon Motion graphic interface for sm810/sm710/sm712 accelerator - * - * modification history - * -------------------- - * 04-18-2002 Rewritten for U-Boot <fgottschling@eltec.de>. - * - * 18-03-2004 - Unify videomodes handling with the ct69000 - * - The video output can be set via the variable "videoout" - * in the environment. - * videoout=1 output on LCD - * videoout=2 output on CRT (default value) - * <p.aubert@staubli.com> - */ - -#include <common.h> - -#include <pci.h> -#include <video_fb.h> -#include "videomodes.h" -/* - * Export Graphic Device - */ -GraphicDevice smi; - -/* - * SMI 710/712 have 4MB internal RAM; SMI 810 2MB internal + 2MB external - */ -#define VIDEO_MEM_SIZE 0x400000 - - -/* - * ISA mapped regs - */ -#define SMI_INDX_C4 (pGD->isaBase + 0x03c4) /* index reg */ -#define SMI_DATA_C5 (pGD->isaBase + 0x03c5) /* data reg */ -#define SMI_INDX_D4 (pGD->isaBase + 0x03d4) /* index reg */ -#define SMI_DATA_D5 (pGD->isaBase + 0x03d5) /* data reg */ -#define SMI_ISR1 (pGD->isaBase + 0x03ca) -#define SMI_INDX_CE (pGD->isaBase + 0x03ce) /* index reg */ -#define SMI_DATA_CF (pGD->isaBase + 0x03cf) /* data reg */ -#define SMI_LOCK_REG (pGD->isaBase + 0x03c3) /* unlock/lock ext crt reg */ -#define SMI_MISC_REG (pGD->isaBase + 0x03c2) /* misc reg */ -#define SMI_LUT_MASK (pGD->isaBase + 0x03c6) /* lut mask reg */ -#define SMI_LUT_START (pGD->isaBase + 0x03c8) /* lut start index */ -#define SMI_LUT_RGB (pGD->isaBase + 0x03c9) /* lut colors auto incr.*/ -#define SMI_INDX_ATTR (pGD->isaBase + 0x03c0) /* attributes index reg */ - -/* - * Video processor control - */ -typedef struct { - unsigned int control; - unsigned int colorKey; - unsigned int colorKeyMask; - unsigned int start; - unsigned short offset; - unsigned short width; - unsigned int fifoPrio; - unsigned int fifoERL; - unsigned int YUVtoRGB; -} SmiVideoProc; - -/* - * Video window control - */ -typedef struct { - unsigned short top; - unsigned short left; - unsigned short bottom; - unsigned short right; - unsigned int srcStart; - unsigned short width; - unsigned short offset; - unsigned char hStretch; - unsigned char vStretch; -} SmiVideoWin; - -/* - * Capture port control - */ -typedef struct { - unsigned int control; - unsigned short topClip; - unsigned short leftClip; - unsigned short srcHeight; - unsigned short srcWidth; - unsigned int srcBufStart1; - unsigned int srcBufStart2; - unsigned short srcOffset; - unsigned short fifoControl; -} SmiCapturePort; - - -/* - * Register values for common video modes - */ -static char SMI_SCR[] = { - /* all modes */ - 0x10, 0xff, 0x11, 0xff, 0x12, 0xff, 0x13, 0xff, 0x15, 0x90, - 0x17, 0x20, 0x18, 0xb1, 0x19, 0x00, -}; -static char SMI_EXT_CRT[] = { - 0x31, 0x00, 0x32, 0x00, 0x33, 0x00, 0x34, 0x00, 0x35, 0x00, - 0x36, 0x00, 0x3b, 0x00, 0x3c, 0x00, 0x3d, 0x00, 0x3e, 0x00, 0x3f, 0x00, -}; -static char SMI_ATTR [] = { - 0x00, 0x00, 0x01, 0x01, 0x02, 0x02, 0x03, 0x03, 0x04, 0x04, 0x05, 0x05, - 0x06, 0x06, 0x07, 0x07, 0x08, 0x08, 0x09, 0x09, 0x0a, 0x0a, 0x0b, 0x0b, - 0x0c, 0x0c, 0x0d, 0x0d, 0x0e, 0x0e, 0x0f, 0x0f, 0x10, 0x41, 0x11, 0x00, - 0x12, 0x0f, 0x13, 0x00, 0x14, 0x00, -}; -static char SMI_GCR[18] = { - 0x00, 0x00, 0x01, 0x00, 0x02, 0x00, 0x03, 0x00, 0x04, 0x00, 0x05, 0x40, - 0x06, 0x05, 0x07, 0x0f, 0x08, 0xff, -}; -static char SMI_SEQR[] = { - 0x00, 0x00, 0x01, 0x01, 0x02, 0x0f, 0x03, 0x03, 0x04, 0x0e, 0x00, 0x03, -}; -static char SMI_PCR [] = { - 0x20, 0x04, 0x21, 0x30, 0x22, 0x00, 0x23, 0x00, 0x24, 0x00, -}; -static char SMI_MCR[] = { - 0x60, 0x01, 0x61, 0x00, -}; - -static char SMI_HCR[] = { - 0x80, 0xff, 0x81, 0x07, 0x82, 0x00, 0x83, 0xff, 0x84, 0xff, 0x88, 0x00, - 0x89, 0x02, 0x8a, 0x80, 0x8b, 0x01, 0x8c, 0xff, 0x8d, 0x00, -}; - - -/******************************************************************************* - * - * Write SMI ISA register - */ -static void smiWrite (unsigned short index, char reg, char val) -{ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - - out8 ((pGD->isaBase + index), reg); - out8 ((pGD->isaBase + index + 1), val); -} - -/******************************************************************************* - * - * Write a table of SMI ISA register - */ -static void smiLoadRegs ( - unsigned int iReg, - unsigned int dReg, - char *regTab, - unsigned int tabSize - ) -{ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - register int i; - - for (i=0; i<tabSize; i+=2) { - if (iReg == SMI_INDX_ATTR) { - /* Reset the Flip Flop */ - in8 (SMI_ISR1); - out8 (iReg, regTab[i]); - out8 (iReg, regTab[i+1]); - } else { - out8 (iReg, regTab[i]); - out8 (dReg, regTab[i+1]); - } - } -} - -/******************************************************************************* - * - * Init capture port registers - */ -static void smiInitCapturePort (void) -{ - SmiCapturePort smiCP = { 0x01400600, 0x30, 0x40, 480, 640, 0, 0, 2560, 6 }; - register GraphicDevice *pGD = (GraphicDevice *)&smi; - register SmiCapturePort *pCP = (SmiCapturePort *)&smiCP; - - out32r ((pGD->cprBase + 0x0004), ((pCP->topClip<<16) | pCP->leftClip)); - out32r ((pGD->cprBase + 0x0008), ((pCP->srcHeight<<16) | pCP->srcWidth)); - out32r ((pGD->cprBase + 0x000c), pCP->srcBufStart1/8); - out32r ((pGD->cprBase + 0x0010), pCP->srcBufStart2/8); - out32r ((pGD->cprBase + 0x0014), pCP->srcOffset/8); - out32r ((pGD->cprBase + 0x0018), pCP->fifoControl); - out32r ((pGD->cprBase + 0x0000), pCP->control); -} - - -/******************************************************************************* - * - * Init video processor registers - */ -static void smiInitVideoProcessor (void) -{ - SmiVideoProc smiVP = { 0x100000, 0, 0, 0, 0, 1600, 0x1200543, 4, 0xededed }; - SmiVideoWin smiVW = { 0, 0, 599, 799, 0, 1600, 0, 0, 0 }; - register GraphicDevice *pGD = (GraphicDevice *)&smi; - register SmiVideoProc *pVP = (SmiVideoProc *)&smiVP; - register SmiVideoWin *pVWin = (SmiVideoWin *)&smiVW; - - pVP->width = pGD->plnSizeX * pGD->gdfBytesPP; - pVP->control |= pGD->gdfIndex << 16; - pVWin->bottom = pGD->winSizeY - 1; - pVWin->right = pGD->winSizeX - 1; - pVWin->width = pVP->width; - - /* color key */ - out32r ((pGD->vprBase + 0x0004), pVP->colorKey); - - /* color key mask */ - out32r ((pGD->vprBase + 0x0008), pVP->colorKeyMask); - - /* data src start adrs */ - out32r ((pGD->vprBase + 0x000c), pVP->start / 8); - - /* data width and offset */ - out32r ((pGD->vprBase + 0x0010), - ((pVP->offset / 8 * pGD->gdfBytesPP) << 16) | - (pGD->plnSizeX / 8 * pGD->gdfBytesPP)); - - /* video window 1 */ - out32r ((pGD->vprBase + 0x0014), - ((pVWin->top << 16) | pVWin->left)); - - out32r ((pGD->vprBase + 0x0018), - ((pVWin->bottom << 16) | pVWin->right)); - - out32r ((pGD->vprBase + 0x001c), pVWin->srcStart / 8); - - out32r ((pGD->vprBase + 0x0020), - (((pVWin->offset / 8) << 16) | (pVWin->width / 8))); - - out32r ((pGD->vprBase + 0x0024), - (((pVWin->hStretch) << 8) | pVWin->vStretch)); - - /* video window 2 */ - out32r ((pGD->vprBase + 0x0028), - ((pVWin->top << 16) | pVWin->left)); - - out32r ((pGD->vprBase + 0x002c), - ((pVWin->bottom << 16) | pVWin->right)); - - out32r ((pGD->vprBase + 0x0030), - pVWin->srcStart / 8); - - out32r ((pGD->vprBase + 0x0034), - (((pVWin->offset / 8) << 16) | (pVWin->width / 8))); - - out32r ((pGD->vprBase + 0x0038), - (((pVWin->hStretch) << 8) | pVWin->vStretch)); - - /* fifo prio control */ - out32r ((pGD->vprBase + 0x0054), pVP->fifoPrio); - - /* fifo empty request levell */ - out32r ((pGD->vprBase + 0x0058), pVP->fifoERL); - - /* conversion constant */ - out32r ((pGD->vprBase + 0x005c), pVP->YUVtoRGB); - - /* vpr control word */ - out32r ((pGD->vprBase + 0x0000), pVP->control); -} - -/****************************************************************************** - * - * Init drawing engine registers - */ -static void smiInitDrawingEngine (void) -{ - GraphicDevice *pGD = (GraphicDevice *)&smi; - unsigned int val; - - /* don't start now */ - out32r ((pGD->dprBase + 0x000c), 0x000f0000); - - /* set rop2 to copypen */ - val = 0xffff3ff0 & in32r ((pGD->dprBase + 0x000c)); - out32r ((pGD->dprBase + 0x000c), (val | 0x8000 | 0x0c)); - - /* set clip rect */ - out32r ((pGD->dprBase + 0x002c), 0); - out32r ((pGD->dprBase + 0x0030), - ((pGD->winSizeY<<16) | pGD->winSizeX * pGD->gdfBytesPP )); - - /* src row pitch */ - val = 0xffff0000 & (in32r ((pGD->dprBase + 0x0010))); - out32r ((pGD->dprBase + 0x0010), - (val | pGD->plnSizeX * pGD->gdfBytesPP)); - - /* dst row pitch */ - val = 0x0000ffff & (in32r ((pGD->dprBase + 0x0010))); - out32r ((pGD->dprBase + 0x0010), - (((pGD->plnSizeX * pGD->gdfBytesPP)<<16) | val)); - - /* window width src/dst */ - out32r ((pGD->dprBase + 0x003c), - (((pGD->plnSizeX * pGD->gdfBytesPP & 0x0fff)<<16) | - (pGD->plnSizeX * pGD->gdfBytesPP & 0x0fff))); - out16r ((pGD->dprBase + 0x001e), 0x0000); - - /* src base adrs */ - out32r ((pGD->dprBase + 0x0040), - (((pGD->frameAdrs/8) & 0x000fffff))); - - /* dst base adrs */ - out32r ((pGD->dprBase + 0x0044), - (((pGD->frameAdrs/8) & 0x000fffff))); - - /* foreground color */ - out32r ((pGD->dprBase + 0x0014), pGD->fg); - - /* background color */ - out32r ((pGD->dprBase + 0x0018), pGD->bg); - - /* xcolor */ - out32r ((pGD->dprBase + 0x0020), 0x00ffffff); - - /* xcolor mask */ - out32r ((pGD->dprBase + 0x0024), 0x00ffffff); - - /* bit mask */ - out32r ((pGD->dprBase + 0x0028), 0x00ffffff); - - /* load mono pattern */ - out32r ((pGD->dprBase + 0x0034), 0); - out32r ((pGD->dprBase + 0x0038), 0); -} - -static struct pci_device_id supported[] = { - { PCI_VENDOR_ID_SMI, PCI_DEVICE_ID_SMI_710 }, - { PCI_VENDOR_ID_SMI, PCI_DEVICE_ID_SMI_712 }, - { PCI_VENDOR_ID_SMI, PCI_DEVICE_ID_SMI_810 }, - { } -}; - -/*****************************************************************************/ -static void smiLoadMsr (struct ctfb_res_modes *mode) -{ - unsigned char h_synch_high, v_synch_high; - register GraphicDevice *pGD = (GraphicDevice *)&smi; - - h_synch_high = (mode->sync & FB_SYNC_HOR_HIGH_ACT) ? 0 : 0x40; /* horizontal Synch High active */ - v_synch_high = (mode->sync & FB_SYNC_VERT_HIGH_ACT) ? 0 : 0x80; /* vertical Synch High active */ - out8 (SMI_MISC_REG, (h_synch_high | v_synch_high | 0x29)); - /* upper64K==0x20, CLC2select==0x08, RAMenable==0x02!(todo), CGA==0x01 - * Selects the upper 64KB page.Bit5=1 - * CLK2 (left reserved in standard VGA) Bit3|2=1|0 - * Disables CPU access to frame buffer. Bit1=0 - * Sets the I/O address decode for ST01, FCR, and all CR registers - * to the 3Dx I/O address range (CGA emulation). Bit0=1 - */ -} -/*****************************************************************************/ -static void smiLoadCrt (struct ctfb_res_modes *var, int bits_per_pixel) -{ - unsigned char cr[0x7a]; - int i; - unsigned int hd, hs, he, ht, hbs, hbe; /* Horizontal. */ - unsigned int vd, vs, ve, vt, vbs, vbe; /* vertical */ - unsigned int bpp, wd, dblscan, interlaced; - - const int LineCompare = 0x3ff; - unsigned int TextScanLines = 1; /* this is in fact a vertical zoom factor */ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - - /* Horizontal */ - hd = (var->xres) / 8; /* HDisp. */ - hs = (var->xres + var->right_margin) / 8; /* HsStrt */ - he = (var->xres + var->right_margin + var->hsync_len) / 8; /* HsEnd */ - ht = (var->left_margin + var->xres + var->right_margin + var->hsync_len) / 8; /* HTotal */ - /* Blank */ - hbs = hd; - hbe = 0; /* Blank end at 0 */ - - /* Vertical */ - vd = var->yres; /* VDisplay */ - vs = var->yres + var->lower_margin; /* VSyncStart */ - ve = var->yres + var->lower_margin + var->vsync_len; /* VSyncEnd */ - vt = var->upper_margin + var->yres + var->lower_margin + var->vsync_len; /* VTotal */ - vbs = vd; - vbe = 0; - - bpp = bits_per_pixel; - dblscan = (var->vmode & FB_VMODE_DOUBLE) ? 1 : 0; - interlaced = var->vmode & FB_VMODE_INTERLACED; - - - if (bpp == 15) - bpp = 16; - wd = var->xres * bpp / 64; /* double words per line */ - if (interlaced) { /* we divide all vertical timings, exept vd */ - vs >>= 1; - vbs >>= 1; - ve >>= 1; - vt >>= 1; - } - - memset (cr, 0, sizeof (cr)); - cr[0x00] = ht - 5; - cr[0x01] = hd - 1; - cr[0x02] = hbs - 1; - cr[0x03] = (hbe & 0x1F); - cr[0x04] = hs; - cr[0x05] = ((hbe & 0x20) << 2) | (he & 0x1f); - - cr[0x06] = (vt - 2) & 0xFF; - cr[0x07] = (((vt - 2) & 0x100) >> 8) - | (((vd - 1) & 0x100) >> 7) - | ((vs & 0x100) >> 6) - | (((vbs - 1) & 0x100) >> 5) - | ((LineCompare & 0x100) >> 4) - | (((vt - 2) & 0x200) >> 4) - | (((vd - 1) & 0x200) >> 3) - | ((vs & 0x200) >> 2); - - cr[0x30] = ((vt - 2) & 0x400) >> 7 - | (((vd - 1) & 0x400) >> 8) - | (((vbs - 1) & 0x400) >> 9) - | ((vs & 0x400) >> 10) - | (interlaced) ? 0x80 : 0; - - - cr[0x08] = 0x00; - cr[0x09] = (dblscan << 7) - | ((LineCompare & 0x200) >> 3) - | (((vbs - 1) & 0x200) >> 4) - | (TextScanLines - 1); - - cr[0x10] = vs & 0xff; /* VSyncPulseStart */ - cr[0x11] = (ve & 0x0f); - cr[0x12] = (vd - 1) & 0xff; /* LineCount */ - cr[0x13] = wd & 0xff; - cr[0x14] = 0x40; - cr[0x15] = (vbs - 1) & 0xff; - cr[0x16] = vbe & 0xff; - cr[0x17] = 0xe3; /* but it does not work */ - cr[0x18] = 0xff & LineCompare; - cr[0x22] = 0x00; /* todo? */ - - - /* now set the registers */ - for (i = 0; i <= 0x18; i++) { /*CR00 .. CR18 */ - smiWrite (SMI_INDX_D4, i, cr[i]); - } - i = 0x22; /*CR22 */ - smiWrite (SMI_INDX_D4, i, cr[i]); - i = 0x30; /*CR30 */ - smiWrite (SMI_INDX_D4, i, cr[i]); -} - -/*****************************************************************************/ -#define REF_FREQ 14318180 -#define PMIN 1 -#define PMAX 255 -#define QMIN 1 -#define QMAX 63 - -static unsigned int FindPQ (unsigned int freq, unsigned int *pp, unsigned int *pq) -{ - unsigned int n = QMIN, m = 0; - long long int L = 0, P = freq, Q = REF_FREQ, H = P >> 1; - long long int D = 0x7ffffffffffffffLL; - - for (n = QMIN; n <= QMAX; n++) { - m = PMIN; /* p/q ~ freq/ref -> p*ref-freq*q ~ 0 */ - L = P * n - m * Q; - while (L > 0 && m < PMAX) { - L -= REF_FREQ; /* difference is greater as 0 subtract fref */ - m++; /* and increment m */ - } - /* difference is less or equal than 0 or m > maximum */ - if (m > PMAX) - break; /* no solution: if we increase n we get the same situation */ - /* L is <= 0 now */ - if (-L > H && m > PMIN) { /* if difference > the half fref */ - L += REF_FREQ; /* we take the situation before */ - m--; /* because its closer to 0 */ - } - L = (L < 0) ? -L : +L; /* absolute value */ - if (D < L) /* if last difference was better take next n */ - continue; - D = L; - *pp = m; - *pq = n; /* keep improved data */ - if (D == 0) - break; /* best result we can get */ - } - return (unsigned int) (0xffffffff & D); -} - -/*****************************************************************************/ -static void smiLoadCcr (struct ctfb_res_modes *var, unsigned short device_id) -{ - unsigned int p = 0; - unsigned int q = 0; - long long freq; - register GraphicDevice *pGD = (GraphicDevice *)&smi; - - smiWrite (SMI_INDX_C4, 0x65, 0); - smiWrite (SMI_INDX_C4, 0x66, 0); - smiWrite (SMI_INDX_C4, 0x68, 0x50); - if (device_id == PCI_DEVICE_ID_SMI_810) { - smiWrite (SMI_INDX_C4, 0x69, 0x3); - } else { - smiWrite (SMI_INDX_C4, 0x69, 0x0); - } - - /* Memory clock */ - switch (device_id) { - case PCI_DEVICE_ID_SMI_710 : - smiWrite (SMI_INDX_C4, 0x6a, 0x75); - break; - case PCI_DEVICE_ID_SMI_712 : - smiWrite (SMI_INDX_C4, 0x6a, 0x80); - break; - default : - smiWrite (SMI_INDX_C4, 0x6a, 0x53); - break; - } - smiWrite (SMI_INDX_C4, 0x6b, 0x15); - - /* VCLK */ - freq = 1000000000000LL / var -> pixclock; - - FindPQ ((unsigned int)freq, &p, &q); - - smiWrite (SMI_INDX_C4, 0x6c, p); - smiWrite (SMI_INDX_C4, 0x6d, q); - -} - -/******************************************************************************* - * - * Init video chip with common Linux graphic modes (lilo) - */ -void *video_hw_init (void) -{ - GraphicDevice *pGD = (GraphicDevice *)&smi; - unsigned short device_id; - pci_dev_t devbusfn; - int videomode; - unsigned long t1, hsynch, vsynch; - unsigned int pci_mem_base, *vm; - char *penv; - int tmp, i, bits_per_pixel; - struct ctfb_res_modes *res_mode; - struct ctfb_res_modes var_mode; - unsigned char videoout; - - /* Search for video chip */ - printf("Video: "); - - if ((devbusfn = pci_find_devices(supported, 0)) < 0) - { - printf ("Controller not found !\n"); - return (NULL); - } - - /* PCI setup */ - pci_write_config_dword (devbusfn, PCI_COMMAND, (PCI_COMMAND_MEMORY | PCI_COMMAND_IO)); - pci_read_config_word (devbusfn, PCI_DEVICE_ID, &device_id); - pci_read_config_dword (devbusfn, PCI_BASE_ADDRESS_0, &pci_mem_base); - pci_mem_base = pci_mem_to_phys (devbusfn, pci_mem_base); - - tmp = 0; - - videomode = CONFIG_SYS_DEFAULT_VIDEO_MODE; - /* get video mode via environment */ - if ((penv = getenv ("videomode")) != NULL) { - /* deceide if it is a string */ - if (penv[0] <= '9') { - videomode = (int) simple_strtoul (penv, NULL, 16); - tmp = 1; - } - } else { - tmp = 1; - } - if (tmp) { - /* parameter are vesa modes */ - /* search params */ - for (i = 0; i < VESA_MODES_COUNT; i++) { - if (vesa_modes[i].vesanr == videomode) - break; - } - if (i == VESA_MODES_COUNT) { - printf ("no VESA Mode found, switching to mode 0x%x ", CONFIG_SYS_DEFAULT_VIDEO_MODE); - i = 0; - } - res_mode = - (struct ctfb_res_modes *) &res_mode_init[vesa_modes[i]. - resindex]; - bits_per_pixel = vesa_modes[i].bits_per_pixel; - } else { - - res_mode = (struct ctfb_res_modes *) &var_mode; - bits_per_pixel = video_get_params (res_mode, penv); - } - - /* calculate hsynch and vsynch freq (info only) */ - t1 = (res_mode->left_margin + res_mode->xres + - res_mode->right_margin + res_mode->hsync_len) / 8; - t1 *= 8; - t1 *= res_mode->pixclock; - t1 /= 1000; - hsynch = 1000000000L / t1; - t1 *= - (res_mode->upper_margin + res_mode->yres + - res_mode->lower_margin + res_mode->vsync_len); - t1 /= 1000; - vsynch = 1000000000L / t1; - - /* fill in Graphic device struct */ - sprintf (pGD->modeIdent, "%dx%dx%d %ldkHz %ldHz", res_mode->xres, - res_mode->yres, bits_per_pixel, (hsynch / 1000), - (vsynch / 1000)); - printf ("%s\n", pGD->modeIdent); - pGD->winSizeX = res_mode->xres; - pGD->winSizeY = res_mode->yres; - pGD->plnSizeX = res_mode->xres; - pGD->plnSizeY = res_mode->yres; - switch (bits_per_pixel) { - case 8: - pGD->gdfBytesPP = 1; - pGD->gdfIndex = GDF__8BIT_INDEX; - break; - case 15: - pGD->gdfBytesPP = 2; - pGD->gdfIndex = GDF_15BIT_555RGB; - break; - case 16: - pGD->gdfBytesPP = 2; - pGD->gdfIndex = GDF_16BIT_565RGB; - break; - case 24: - pGD->gdfBytesPP = 3; - pGD->gdfIndex = GDF_24BIT_888RGB; - break; - } - - pGD->isaBase = CONFIG_SYS_ISA_IO; - pGD->pciBase = pci_mem_base; - pGD->dprBase = (pci_mem_base + 0x400000 + 0x8000); - pGD->vprBase = (pci_mem_base + 0x400000 + 0xc000); - pGD->cprBase = (pci_mem_base + 0x400000 + 0xe000); - pGD->frameAdrs = pci_mem_base; - pGD->memSize = VIDEO_MEM_SIZE; - - /* Set up hardware : select color mode, - set Register base to isa 3dx for 3?x regs*/ - out8 (SMI_MISC_REG, 0x01); - - /* Turn off display */ - smiWrite (SMI_INDX_C4, 0x01, 0x20); - - /* Unlock ext. crt regs */ - out8 (SMI_LOCK_REG, 0x40); - - /* Unlock crt regs 0-7 */ - smiWrite (SMI_INDX_D4, 0x11, 0x0e); - - /* Sytem Control Register */ - smiLoadRegs (SMI_INDX_C4, SMI_DATA_C5, SMI_SCR, sizeof(SMI_SCR)); - - /* extented CRT Register */ - smiLoadRegs (SMI_INDX_D4, SMI_DATA_D5, SMI_EXT_CRT, sizeof(SMI_EXT_CRT)); - - /* Attributes controller registers */ - smiLoadRegs (SMI_INDX_ATTR, SMI_INDX_ATTR, SMI_ATTR, sizeof(SMI_ATTR)); - - /* Graphics Controller Register */ - smiLoadRegs (SMI_INDX_CE, SMI_DATA_CF, SMI_GCR, sizeof(SMI_GCR)); - - /* Sequencer Register */ - smiLoadRegs (SMI_INDX_C4, SMI_DATA_C5, SMI_SEQR, sizeof(SMI_SEQR)); - - /* Power Control Register */ - smiLoadRegs (SMI_INDX_C4, SMI_DATA_C5, SMI_PCR, sizeof(SMI_PCR)); - - /* Memory Control Register */ - /* Register MSR62 is a power on configurable register. We don't */ - /* modify it */ - smiLoadRegs (SMI_INDX_C4, SMI_DATA_C5, SMI_MCR, sizeof(SMI_MCR)); - - /* Set misc output register */ - smiLoadMsr (res_mode); - - /* Set CRT and Clock control registers */ - smiLoadCrt (res_mode, bits_per_pixel); - - smiLoadCcr (res_mode, device_id); - - /* Hardware Cusor Register */ - smiLoadRegs (SMI_INDX_C4, SMI_DATA_C5, SMI_HCR, sizeof(SMI_HCR)); - - /* Enable Display */ - videoout = 2; /* Default output is CRT */ - if ((penv = getenv ("videoout")) != NULL) { - /* deceide if it is a string */ - videoout = (int) simple_strtoul (penv, NULL, 16); - } - smiWrite (SMI_INDX_C4, 0x31, videoout); - - /* Video processor default setup */ - smiInitVideoProcessor (); - - /* Capture port default setup */ - smiInitCapturePort (); - - /* Drawing engine default setup */ - smiInitDrawingEngine (); - - /* Turn on display */ - smiWrite (0x3c4, 0x01, 0x01); - - /* Clear video memory */ - i = pGD->memSize/4; - vm = (unsigned int *)pGD->pciBase; - while(i--) - *vm++ = 0; - return ((void*)&smi); -} - -/******************************************************************************* - * - * Drawing engine fill on screen region - */ -void video_hw_rectfill ( - unsigned int bpp, /* bytes per pixel */ - unsigned int dst_x, /* dest pos x */ - unsigned int dst_y, /* dest pos y */ - unsigned int dim_x, /* frame width */ - unsigned int dim_y, /* frame height */ - unsigned int color /* fill color */ - ) -{ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - register unsigned int control; - - dim_x *= bpp; - - out32r ((pGD->dprBase + 0x0014), color); - out32r ((pGD->dprBase + 0x0004), ((dst_x<<16) | dst_y)); - out32r ((pGD->dprBase + 0x0008), ((dim_x<<16) | dim_y)); - - control = 0x0000ffff & in32r ((pGD->dprBase + 0x000c)); - - control |= 0x80010000; - - out32r ((pGD->dprBase + 0x000c), control); - - /* Wait for drawing processor */ - do - { - out8 ((pGD->isaBase + 0x3c4), 0x16); - } while (in8 (pGD->isaBase + 0x3c5) & 0x08); -} - -/******************************************************************************* - * - * Drawing engine bitblt with screen region - */ -void video_hw_bitblt ( - unsigned int bpp, /* bytes per pixel */ - unsigned int src_x, /* source pos x */ - unsigned int src_y, /* source pos y */ - unsigned int dst_x, /* dest pos x */ - unsigned int dst_y, /* dest pos y */ - unsigned int dim_x, /* frame width */ - unsigned int dim_y /* frame height */ - ) -{ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - register unsigned int control; - - dim_x *= bpp; - - if ((src_y<dst_y) || ((src_y==dst_y) && (src_x<dst_x))) - { - out32r ((pGD->dprBase + 0x0000), (((src_x+dim_x-1)<<16) | (src_y+dim_y-1))); - out32r ((pGD->dprBase + 0x0004), (((dst_x+dim_x-1)<<16) | (dst_y+dim_y-1))); - control = 0x88000000; - } else { - out32r ((pGD->dprBase + 0x0000), ((src_x<<16) | src_y)); - out32r ((pGD->dprBase + 0x0004), ((dst_x<<16) | dst_y)); - control = 0x80000000; - } - - out32r ((pGD->dprBase + 0x0008), ((dim_x<<16) | dim_y)); - control |= (0x0000ffff & in32r ((pGD->dprBase + 0x000c))); - out32r ((pGD->dprBase + 0x000c), control); - - /* Wait for drawing processor */ - do - { - out8 ((pGD->isaBase + 0x3c4), 0x16); - } while (in8 (pGD->isaBase + 0x3c5) & 0x08); -} - -/******************************************************************************* - * - * Set a RGB color in the LUT (8 bit index) - */ -void video_set_lut ( - unsigned int index, /* color number */ - unsigned char r, /* red */ - unsigned char g, /* green */ - unsigned char b /* blue */ - ) -{ - register GraphicDevice *pGD = (GraphicDevice *)&smi; - - out8 (SMI_LUT_MASK, 0xff); - - out8 (SMI_LUT_START, (char)index); - - out8 (SMI_LUT_RGB, r>>2); /* red */ - udelay (10); - out8 (SMI_LUT_RGB, g>>2); /* green */ - udelay (10); - out8 (SMI_LUT_RGB, b>>2); /* blue */ - udelay (10); -} |