added last type2 coldstart scriptcmd. Let's hope all cards now actually work...

git-svn-id: file:///srv/svn/repos/haiku/trunk/current@9501 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen
2004-10-25 12:03:27 +00:00
parent 7e74310a95
commit a8a71ed26a
@@ -929,9 +929,46 @@ static status_t exec_type2_script_mode(uint8* rom, uint16* adress, int16* size,
{
LOG(8,("INFO: $%04x ($%02x); ", *adress, rom[*adress]));
//fixme: complete (if possible) ...
/* all commands are here (verified NV11 and NV28) */
switch (rom[*adress])
{
case 0x31: /* new */
*size -= (15 + ((*((uint8*)(&(rom[(*adress + 10)])))) << 2));
if (*size < 0)
{
LOG(8,("script size error, aborting!\n\n"));
end = true;
result = B_ERROR;
break;
}
/* execute */
*adress += 1;
reg = *((uint32*)(&(rom[*adress])));
*adress += 4;
and_out = *((uint32*)(&(rom[*adress])));
*adress += 4;
shift = *((uint8*)(&(rom[*adress])));
*adress += 1;
size32 = ((*((uint8*)(&(rom[*adress])))) << 2);
*adress += 1;
reg2 = *((uint32*)(&(rom[*adress])));
*adress += 4;
LOG(8,("cmd 'RD 32bit reg $%08x, AND-out = $%08x, shift-right = $%02x,\n",
reg, and_out, shift));
LOG(8,("INFO: (cont.) RD 32bit data from subtable with size $%04x, at offset (result << 2),\n",
size32));
LOG(8,("INFO: (cont.) then WR result data to 32bit reg $%08x'\n", reg2));
if (*exec && reg2)
{
data = NV_REG32(reg);
data &= and_out;
data >>= shift;
data2 = *((uint32*)(&(rom[(*adress + (data << 2))])));
NV_REG32(reg2) = data2;
}
*adress += size32;
break;
case 0x32: /* new */
*size -= (11 + ((*((uint8*)(&(rom[(*adress + 6)])))) << 2));
if (*size < 0)