X-Git-Url: http://git.joshuawise.com/netwatch.git/blobdiff_plain/112c8c75deab100cf02c2e9e850c9e8474ef1a92..8ba7e5b28a7f23ebf2423df41379516c8cbac6b5:/video/tnt2.c diff --git a/video/tnt2.c b/video/tnt2.c index 5ab5f02..3827393 100644 --- a/video/tnt2.c +++ b/video/tnt2.c @@ -3,6 +3,10 @@ #include #include #include +#include +#include + +#include "generic.h" static void tnt2_getvmode(void *priv); @@ -26,12 +30,18 @@ static void tnt2_getvmode(void *priv) tnt2_fb.curmode.format = FB_RGB888; tnt2_fb.curmode.bytestride = 4; tnt2_fb.curmode.text = 0; + tnt2_fb.checksum_rect = checksum_rect_generic32; + tnt2_fb.copy_pixels = copy_pixels_generic32; break; case 0: tnt2_fb.curmode.text = 1; + tnt2_fb.checksum_rect = text_checksum; + tnt2_fb.copy_pixels = text_render; break; default: tnt2_fb.curmode.text = 1; + tnt2_fb.checksum_rect = text_checksum; + tnt2_fb.copy_pixels = text_render; outputf("Unknown TNT2 format %x", vgard(0x28)); break; } @@ -39,14 +49,21 @@ static void tnt2_getvmode(void *priv) static int tnt2_probe(struct pci_dev *pci, void *data) { + unsigned int p; + if (pci->bars[1].type != PCI_BAR_MEMORY32) { output("TNT2 BAR1 is not memory32?"); return 0; } - tnt2_fb.fbaddr = (void *)pci->bars[1].addr; + + /* Map 32M of memory. */ + for (p = 0; p < 32; p += 4) + addmap_4m(0x40000000 + p*1024*1024, pci->bars[1].addr + p*1024*1024); + tnt2_fb.fbaddr = (void *)0x40000000; + fb = &tnt2_fb; - outputf("Found TNT2 with FB at %08x", tnt2_fb.fbaddr); + outputf("Found TNT2 with FB at %08x, mapped to %08x", pci->bars[1].addr, tnt2_fb.fbaddr); return 1; }