s3fb: Add Virge/MX (86C260)
Add support for Virge/MX (86C260) chip. Although this is a laptop chip,
there's an AGP card with this chip too.
Tested with AGP card, will probably not work correctly with laptops.
DDC does not work on this card (even in DOS or Windows).
Signed-off-by: Ondrej Zary <linux@rainbow-software.org>
Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>
diff --git a/drivers/video/s3fb.c b/drivers/video/s3fb.c
index 2c80246..1d00736 100644
--- a/drivers/video/s3fb.c
+++ b/drivers/video/s3fb.c
@@ -84,7 +84,7 @@
"S3 Virge/VX", "S3 Virge/DX", "S3 Virge/GX",
"S3 Virge/GX2", "S3 Virge/GX2+", "",
"S3 Trio3D/1X", "S3 Trio3D/2X", "S3 Trio3D/2X",
- "S3 Trio3D"};
+ "S3 Trio3D", "S3 Virge/MX"};
#define CHIP_UNKNOWN 0x00
#define CHIP_732_TRIO32 0x01
@@ -105,6 +105,7 @@
#define CHIP_362_TRIO3D_2X 0x11
#define CHIP_368_TRIO3D_2X 0x12
#define CHIP_365_TRIO3D 0x13
+#define CHIP_260_VIRGE_MX 0x14
#define CHIP_XXX_TRIO 0x80
#define CHIP_XXX_TRIO64V2_DXGX 0x81
@@ -280,7 +281,8 @@
*/
/* vga_wseq(par->state.vgabase, 0x08, 0x06); - not needed, already unlocked */
if (par->chip == CHIP_357_VIRGE_GX2 ||
- par->chip == CHIP_359_VIRGE_GX2P)
+ par->chip == CHIP_359_VIRGE_GX2P ||
+ par->chip == CHIP_260_VIRGE_MX)
svga_wseq_mask(par->state.vgabase, 0x0d, 0x01, 0x03);
else
svga_wseq_mask(par->state.vgabase, 0x0d, 0x00, 0x03);
@@ -487,7 +489,8 @@
par->chip == CHIP_359_VIRGE_GX2P ||
par->chip == CHIP_360_TRIO3D_1X ||
par->chip == CHIP_362_TRIO3D_2X ||
- par->chip == CHIP_368_TRIO3D_2X) {
+ par->chip == CHIP_368_TRIO3D_2X ||
+ par->chip == CHIP_260_VIRGE_MX) {
vga_wseq(par->state.vgabase, 0x12, (n - 2) | ((r & 3) << 6)); /* n and two bits of r */
vga_wseq(par->state.vgabase, 0x29, r >> 2); /* remaining highest bit of r */
} else
@@ -690,7 +693,8 @@
par->chip != CHIP_359_VIRGE_GX2P &&
par->chip != CHIP_360_TRIO3D_1X &&
par->chip != CHIP_362_TRIO3D_2X &&
- par->chip != CHIP_368_TRIO3D_2X) {
+ par->chip != CHIP_368_TRIO3D_2X &&
+ par->chip != CHIP_260_VIRGE_MX) {
vga_wcrt(par->state.vgabase, 0x54, 0x18); /* M parameter */
vga_wcrt(par->state.vgabase, 0x60, 0xff); /* N parameter */
vga_wcrt(par->state.vgabase, 0x61, 0xff); /* L parameter */
@@ -739,7 +743,8 @@
par->chip == CHIP_368_TRIO3D_2X ||
par->chip == CHIP_365_TRIO3D ||
par->chip == CHIP_375_VIRGE_DX ||
- par->chip == CHIP_385_VIRGE_GX) {
+ par->chip == CHIP_385_VIRGE_GX ||
+ par->chip == CHIP_260_VIRGE_MX) {
dbytes = info->var.xres * ((bpp+7)/8);
vga_wcrt(par->state.vgabase, 0x91, (dbytes + 7) / 8);
vga_wcrt(par->state.vgabase, 0x90, (((dbytes + 7) / 8) >> 8) | 0x80);
@@ -751,7 +756,8 @@
par->chip == CHIP_359_VIRGE_GX2P ||
par->chip == CHIP_360_TRIO3D_1X ||
par->chip == CHIP_362_TRIO3D_2X ||
- par->chip == CHIP_368_TRIO3D_2X)
+ par->chip == CHIP_368_TRIO3D_2X ||
+ par->chip == CHIP_260_VIRGE_MX)
vga_wcrt(par->state.vgabase, 0x34, 0x00);
else /* enable Data Transfer Position Control (DTPC) */
vga_wcrt(par->state.vgabase, 0x34, 0x10);
@@ -807,7 +813,8 @@
par->chip == CHIP_359_VIRGE_GX2P ||
par->chip == CHIP_360_TRIO3D_1X ||
par->chip == CHIP_362_TRIO3D_2X ||
- par->chip == CHIP_368_TRIO3D_2X)
+ par->chip == CHIP_368_TRIO3D_2X ||
+ par->chip == CHIP_260_VIRGE_MX)
svga_wcrt_mask(par->state.vgabase, 0x67, 0x00, 0xF0);
else {
svga_wcrt_mask(par->state.vgabase, 0x67, 0x10, 0xF0);
@@ -837,7 +844,8 @@
par->chip != CHIP_359_VIRGE_GX2P &&
par->chip != CHIP_360_TRIO3D_1X &&
par->chip != CHIP_362_TRIO3D_2X &&
- par->chip != CHIP_368_TRIO3D_2X)
+ par->chip != CHIP_368_TRIO3D_2X &&
+ par->chip != CHIP_260_VIRGE_MX)
hmul = 2;
}
break;
@@ -864,7 +872,8 @@
par->chip != CHIP_359_VIRGE_GX2P &&
par->chip != CHIP_360_TRIO3D_1X &&
par->chip != CHIP_362_TRIO3D_2X &&
- par->chip != CHIP_368_TRIO3D_2X)
+ par->chip != CHIP_368_TRIO3D_2X &&
+ par->chip != CHIP_260_VIRGE_MX)
hmul = 2;
}
break;
@@ -1208,7 +1217,8 @@
break;
}
} else if (par->chip == CHIP_357_VIRGE_GX2 ||
- par->chip == CHIP_359_VIRGE_GX2P) {
+ par->chip == CHIP_359_VIRGE_GX2P ||
+ par->chip == CHIP_260_VIRGE_MX) {
switch ((regval & 0xC0) >> 6) {
case 1: /* 4MB */
info->screen_size = 4 << 20;
@@ -1515,6 +1525,7 @@
{PCI_DEVICE(PCI_VENDOR_ID_S3, 0x8A12), .driver_data = CHIP_359_VIRGE_GX2P},
{PCI_DEVICE(PCI_VENDOR_ID_S3, 0x8A13), .driver_data = CHIP_36X_TRIO3D_1X_2X},
{PCI_DEVICE(PCI_VENDOR_ID_S3, 0x8904), .driver_data = CHIP_365_TRIO3D},
+ {PCI_DEVICE(PCI_VENDOR_ID_S3, 0x8C01), .driver_data = CHIP_260_VIRGE_MX},
{0, 0, 0, 0, 0, 0, 0}
};