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++;
}
}
