void NewportRestoreXmap9s( ScrnInfoPtr pScrn) { NewportPtr pNewport = NEWPORTPTR(pScrn); NewportRegsPtr pNewportRegs = NEWPORTREGSPTR(pScrn); /* mode register 0 */ NewportXmap9SetModeRegister( pNewportRegs , 0, pNewport->txt_xmap9_mod0 ); NewportBfwait(pNewport->pNewportRegs); /* mode index register */ pNewportRegs->set.dcbmode = (DCB_XMAP_ALL | W_DCB_XMAP9_PROTOCOL | XM9_CRS_MODE_REG_INDEX | NPORT_DMODE_W1 ); pNewportRegs->set.dcbdata0.bytes.b3 = pNewport->txt_xmap9_mi; NewportBfwait(pNewport->pNewportRegs); /* cfg xmap0 */ pNewportRegs->set.dcbmode = (DCB_XMAP0 | W_DCB_XMAP9_PROTOCOL | XM9_CRS_CONFIG | NPORT_DMODE_W1 ); pNewportRegs->set.dcbdata0.bytes.b3 = pNewport->txt_xmap9_cfg0; NewportBfwait(pNewport->pNewportRegs); /* cfg xmap1 */ pNewportRegs->set.dcbmode = (DCB_XMAP1 | W_DCB_XMAP9_PROTOCOL | XM9_CRS_CONFIG | NPORT_DMODE_W1 ); pNewportRegs->set.dcbdata0.bytes.b3 = pNewport->txt_xmap9_cfg1; /* cursor cmap msb */ pNewportRegs->set.dcbmode = (DCB_XMAP0 | R_DCB_XMAP9_PROTOCOL | XM9_CRS_CURS_CMAP_MSB | NPORT_DMODE_W1 ); pNewportRegs->set.dcbdata0.bytes.b3 = pNewport->txt_xmap9_ccmsb; }
void NewportBackupXmap9s( ScrnInfoPtr pScrn) { NewportPtr pNewport = NEWPORTPTR(pScrn); NewportRegsPtr pNewportRegs = NEWPORTREGSPTR(pScrn); NewportBfwait(pNewport->pNewportRegs); /* config of xmap0 */ pNewportRegs->set.dcbmode = (DCB_XMAP0 | R_DCB_XMAP9_PROTOCOL | XM9_CRS_CONFIG | NPORT_DMODE_W1 ); pNewport->txt_xmap9_cfg0 = pNewportRegs->set.dcbdata0.bytes.b3; NewportBfwait(pNewport->pNewportRegs); /* config of xmap1 */ pNewportRegs->set.dcbmode = (DCB_XMAP1 | R_DCB_XMAP9_PROTOCOL | XM9_CRS_CONFIG | NPORT_DMODE_W1 ); pNewport->txt_xmap9_cfg1 = pNewportRegs->set.dcbdata0.bytes.b3; NewportBfwait(pNewport->pNewportRegs); /* mode index register of xmap0 */ pNewportRegs->set.dcbmode = (DCB_XMAP0 | R_DCB_XMAP9_PROTOCOL | XM9_CRS_MODE_REG_INDEX | NPORT_DMODE_W1 ); pNewport->txt_xmap9_mi = pNewportRegs->set.dcbdata0.bytes.b3; /* mode register 0 of xmap 0 */ pNewport->txt_xmap9_mod0 = NewportXmap9GetModeRegister(pNewportRegs, 0, 0); /* cursor cmap msb */ pNewportRegs->set.dcbmode = (DCB_XMAP0 | R_DCB_XMAP9_PROTOCOL | XM9_CRS_CURS_CMAP_MSB | NPORT_DMODE_W1 ); pNewport->txt_xmap9_ccmsb = pNewportRegs->set.dcbdata0.bytes.b3; }
/* wait til an entry in the Xmap9's Mode Fifo is free (xmapChip = DCB_XMAP0 | DCB_XMAP1) */ static void NewportXmap9FifoWait(NewportRegsPtr pNewportRegs, unsigned long xmapChip) { while(1) { NewportBfwait( pNewportRegs); pNewportRegs->set.dcbmode = (xmapChip | R_DCB_XMAP9_PROTOCOL | XM9_CRS_FIFO_AVAIL | NPORT_DMODE_W1); if( (pNewportRegs->set.dcbdata0.bytes.b3) & 7 ) break; } }
/* Load a colormap into the hardware */ void NewportLoadPalette(ScrnInfoPtr pScrn, int numColors, int *indices, \ LOCO* colors, VisualPtr pVisual) { int i,index; NewportRegsPtr pNewportRegs = NEWPORTPTR(pScrn)->pNewportRegs; for(i = 0; i < numColors; i++) { index=indices[i]; NewportBfwait(pNewportRegs); NewportCmapSetRGB(pNewportRegs, index, colors[index]); } }
/* set the colormap entry at addr to color */ void NewportCmapSetRGB( NewportRegsPtr pNewportRegs, unsigned short addr, LOCO color) { NewportWait(pNewportRegs); /* this one should not be necessary */ NewportBfwait(pNewportRegs); pNewportRegs->set.dcbmode = (NPORT_DMODE_ACMALL | NCMAP_PROTOCOL | NPORT_DMODE_SENDIAN | NPORT_DMODE_ECINC | NCMAP_REGADDR_AREG | NPORT_DMODE_W2); pNewportRegs->set.dcbdata0.hwords.s1 = addr; pNewportRegs->set.dcbmode = (NPORT_DMODE_ACMALL | NCMAP_PROTOCOL | NCMAP_REGADDR_PBUF | NPORT_DMODE_W3); pNewportRegs->set.dcbdata0.all = (color.red << 24) | (color.green << 16) | (color.blue << 8); }
/* get the colormap entry at addr */ static void NewportCmapGetRGB( NewportRegsPtr pNewportRegs, unsigned short addr, LOCO* color) { npireg_t tmp; NewportBfwait(pNewportRegs); pNewportRegs->set.dcbmode = (NPORT_DMODE_ACM0 | NCMAP_PROTOCOL | NPORT_DMODE_SENDIAN | NPORT_DMODE_ECINC | NCMAP_REGADDR_AREG | NPORT_DMODE_W2); pNewportRegs->set.dcbdata0.hwords.s1 = addr; pNewportRegs->set.dcbmode = (NPORT_DMODE_ACM0 | NCMAP_PROTOCOL | NCMAP_REGADDR_PBUF | NPORT_DMODE_W3); tmp = pNewportRegs->set.dcbdata0.all; color->red = (tmp >> 24) & 0xff; color->green = (tmp >> 16) & 0xff; color->blue = (tmp >> 8) & 0xff; }
void NewportBackupVc2Cursor( ScrnInfoPtr pScrn) { int i; CARD16 tmp, *data; NewportPtr pNewport = NEWPORTPTR(pScrn); NewportRegsPtr pNewportRegs = NEWPORTREGSPTR(pScrn); data = (CARD16*)pNewport->txt_vc2cur_data; /* address of cursor data in vc2's ram */ tmp = NewportVc2Get( pNewportRegs, VC2_IREG_CENTRY); /* this is where we want to write to: */ NewportVc2Set( pNewportRegs, VC2_IREG_RADDR, tmp); pNewportRegs->set.dcbmode = (NPORT_DMODE_AVC2 | VC2_REGADDR_RAM | NPORT_DMODE_W2 | VC2_PROTOCOL); /* read cursor data */ for (i = 0; i < 128; i++) { NewportBfwait(pNewportRegs); *data = pNewportRegs->set.dcbdata0.hwords.s1; data++; } }