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added 3rd coldstart script cmd exec (untested yet)

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git-svn-id: file:///srv/svn/repos/haiku/trunk/current@8665 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Rudolf Cornelissen 2004-08-26 16:02:27 +00:00
parent cba20309fd
commit daef2e88ec
1 changed files with 23 additions and 3 deletions
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26
src/add-ons/accelerants/nvidia/engine/nv_info.c
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@ -210,6 +210,7 @@ static status_t exec_type1_script(uint8* rom, uint16 adress, int16* size)
status_t result = B_OK; status_t result = B_OK;
bool end = false; bool end = false;
bool exec = true; bool exec = true;
uint8 index, byte, safe;
uint32 reg, data, and_out, or_in; uint32 reg, data, and_out, or_in;
LOG(8,("\nINFO: executing type1 script at adress $%04x...\n", adress)); LOG(8,("\nINFO: executing type1 script at adress $%04x...\n", adress));
@ -317,8 +318,6 @@ static status_t exec_type1_script(uint8* rom, uint16 adress, int16* size)
} }
break; break;
case 0x78: case 0x78:
LOG(8,("xxx cmd, skipping...\n"));
*size -= 6; *size -= 6;
if (*size < 0) if (*size < 0)
{ {
@ -328,7 +327,28 @@ static status_t exec_type1_script(uint8* rom, uint16 adress, int16* size)
break; break;
} }
adress += 6; /* execute */
adress += 1;
reg = *((uint16*)(&(rom[adress])));
adress += 2;
index = *((uint8*)(&(rom[adress])));
adress += 1;
and_out = *((uint8*)(&(rom[adress])));
adress += 1;
or_in = *((uint8*)(&(rom[adress])));
adress += 1;
LOG(8,("cmd 'RD 8b idx REG $%02x via $%04x, AND-out = $%02x, OR-in = $%02x, WR-bk'\n",
index, reg, and_out, or_in));
if (exec)
{
safe = NV_REG8(0x00601000 + reg);
NV_REG8(0x00601000 + reg) = index;
byte = NV_REG8(0x00601000 + reg + 1);
byte &= (uint8)and_out;
byte |= (uint8)or_in;
NV_REG8(0x00601000 + reg + 1) = byte;
NV_REG8(0x00601000 + reg) = safe;
}
break; break;
case 0x79: case 0x79:
LOG(8,("xxx cmd, skipping...\n")); LOG(8,("xxx cmd, skipping...\n"));