/*
** sst1InitDacDetect():
** Detect type of on-board DAC
** NOTE: sst1InitDacDetect() resets the PCI fifo and the graphics subsystem
** of FBI
**
*/
FX_EXPORT FxBool FX_CSTYLE sst1InitDacDetect(FxU32 * sstbase)
{
FxU32 n;
FxU32 fbiInit1_save;
FxU32 fbiInit2_save;
volatile Sstregs *sst = (Sstregs *) sstbase;
FxBool retVal = FXFALSE;
int helper = (GETENV(("SST_DEBUGDAC"))) ? 1 : 0;
if(!sst)
return(FXFALSE);
if(helper)
INIT_PRINTF(("sst1InitDacDetect(): Entered...\n"));
sst1InitIdleFBINoNOP(sstbase);
/* Save init register states before overwriting them */
fbiInit1_save = IGET(sst->fbiInit1);
fbiInit2_save = IGET(sst->fbiInit2);
/* Reset video unit to guarantee no contentions on the memory bus */
ISET(sst->fbiInit1, IGET(sst->fbiInit1) | SST_VIDEO_RESET);
/* Turn off dram refresh to guarantee no contentions on the memory bus */
ISET(sst->fbiInit2, IGET(sst->fbiInit2) & ~SST_EN_DRAM_REFRESH);
sst1InitIdleFBINoNOP(sstbase);
/* Enable reads from the DAC (multiplexed on the fbiInit2 address) */
/* Disallow writes to pass through the PCI FIFO */
PCICFG_WR(SST1_PCI_INIT_ENABLE, SST_INITWR_EN | SST_FBIINIT23_REMAP);
sst1InitIdleFBINoNOP(sstbase);
if(sst1InitUseVoodooFile == FXTRUE) {
retVal = sst1InitDacDetectINI(sstbase);
} else {
if((retVal = sst1InitDacDetectICS(sstbase)) == FXTRUE)
goto done;
if((retVal = sst1InitDacDetectATT(sstbase)) == FXTRUE)
goto done;
retVal = sst1InitDacDetectTI(sstbase);
}
done:
/* Disable fbiinit23 address remapping */
PCICFG_WR(SST1_PCI_INIT_ENABLE, SST_INITWR_EN | SST_PCI_FIFOWR_EN);
/* Restore init register states */
sst1InitIdleFBINoNOP(sstbase);
ISET(sst->fbiInit1, fbiInit1_save);
ISET(sst->fbiInit2, fbiInit2_save);
sst1InitIdleFBINoNOP(sstbase);
return(retVal);
}
/*
** sst1InitDacWr():
** Write to external DAC registers
** NOTE: The video unit of FBI must be in reset before calling this routine.
** The rendering engines of FBI and TREX must be idle before calling
** this routine.
**
** Valid addresses are 0 <= addr <= 3
**
*/
FX_EXPORT void FX_CSTYLE sst1InitDacWr(FxU32 *sstbase, FxU32 addr, FxU32 data)
{
volatile Sstregs *sst = (Sstregs *) sstbase;
static FxBool firstPass = FXTRUE;
static int helper;
if(firstPass == FXTRUE) {
firstPass = FXFALSE;
helper = (GETENV(("SST_DEBUGDAC"))) ? 1 : 0;
}
ISET(sst->dacData,
(data & SST_DACDATA_DATA) |
((addr) << SST_DACDATA_ADDR_SHIFT) |
SST_DACDATA_WR);
sst1InitIdleFBINoNOP(sstbase);
if(helper)
INIT_PRINTF(("dacWr(0x%x,0x%x)\n", addr, data));
}
/*
** sst1InitDacRd():
** Read external DAC registers
** NOTE: The video unit of FBI must be in reset before calling this routine.
** The rendering engines of FBI and TREX must be idle before calling
** this routine.
** fbiInit23 register remapping (PCI config. initEnable[2]=1) must be
** enabled before calling this routine
**
** Valid addresses are 0 <= addr <= 3
**
*/
FX_EXPORT FxU32 FX_CSTYLE sst1InitDacRd(FxU32 *sstbase, FxU32 addr)
{
volatile Sstregs *sst = (Sstregs *) sstbase;
FxU32 retVal;
static FxBool firstPass = FXTRUE;
static int helper;
if(firstPass == FXTRUE) {
firstPass = FXFALSE;
helper = (GETENV(("SST_DEBUGDAC"))) ? 1 : 0;
}
ISET(sst->dacData, ((addr) << SST_DACDATA_ADDR_SHIFT) | SST_DACDATA_RD);
sst1InitIdleFBINoNOP(sstbase);
retVal = IGET(sst->fbiInit2) & SST_DACDATA_DATA;
if(helper)
INIT_PRINTF(("dacRd(0x%x,0x%x)\n", addr, retVal));
return(retVal);
}
@item --default-PCB-height <num>
Default height of the canvas. Default value is @code{5000mil}.
@end ftable
%end-doc
*/
CSET (MaxHeight, MIL_TO_COORD(5000), "default-PCB-height",
"default height of the canvas"),
/* %start-doc options "5 Sizes"
@ftable @code
@item --text-scale <num>
Default text scale. This value is in percent. Default value is @code{100}.
@end ftable
%end-doc
*/
ISET (TextScale, 100, "text-scale", "default text scale in percent"),
/* %start-doc options "5 Sizes"
@ftable @code
@item --alignment-distance <num>
Specifies the distance between the board outline and alignment targets.
Default value is @code{2mil}.
@end ftable
%end-doc
*/
CSET (AlignmentDistance, MIL_TO_COORD(2), "alignment-distance",
"distance between the boards outline and alignment targets"),
/* %start-doc options "7 DRC Options"
All parameters should be given with an unit. If no unit is given, 1/100 mil
(cmil) will be used for backward compability. Valid units are given in section
@item --default-PCB-height <num>
Default height of the canvas. Default value is @code{5000mil}.
@end ftable
%end-doc
*/
CSET (MaxHeight, MIL_TO_COORD(5000), "default-PCB-height",
"default height of the canvas"),
/* %start-doc options "5 Sizes"
@ftable @code
@item --text-scale <num>
Default text scale. This value is in percent. Default value is @code{100}.
@end ftable
%end-doc
*/
ISET (TextScale, 100, "text-scale", "default text scale in percent"),
/* %start-doc options "5 Sizes"
@ftable @code
@item --alignment-distance <num>
Specifies the distance between the board outline and alignment targets.
Default value is @code{2mil}.
@end ftable
%end-doc
*/
CSET (AlignmentDistance, MIL_TO_COORD(2), "alignment-distance",
"distance between the boards outline and alignment targets"),
/* %start-doc options "7 DRC Options"
All parameters should be given with an unit. If no unit is given, 1/100 mil
(cmil) will be used for backward compability. Valid units are given in section
