diff options
Diffstat (limited to 'sys/dev/pci/yds.c')
| -rw-r--r-- | sys/dev/pci/yds.c | 33 |
1 files changed, 27 insertions, 6 deletions
diff --git a/sys/dev/pci/yds.c b/sys/dev/pci/yds.c index c42d9177a47..ce7c862c4dd 100644 --- a/sys/dev/pci/yds.c +++ b/sys/dev/pci/yds.c @@ -1,4 +1,4 @@ -/* $OpenBSD: yds.c,v 1.27 2005/08/09 04:10:13 mickey Exp $ */ +/* $OpenBSD: yds.c,v 1.28 2007/01/06 02:48:40 deraadt Exp $ */ /* $NetBSD: yds.c,v 1.5 2001/05/21 23:55:04 minoura Exp $ */ /* @@ -91,6 +91,8 @@ int yds_match(struct device *, void *, void *); void yds_attach(struct device *, struct device *, void *); int yds_intr(void *); +static void nswaph(u_int32_t *p, int wcount); + #define DMAADDR(p) ((p)->map->dm_segs[0].ds_addr) #define KERNADDR(p) ((void *)((p)->addr)) @@ -334,6 +336,15 @@ yds_get_dstype(id) return -1; } +static void +nswaph(u_int32_t *p, int wcount) +{ + for (; wcount; wcount -=4) { + *p = ntohl(*p); + p++; + } +} + static int yds_download_mcode(sc) struct yds_softc *sc; @@ -352,16 +363,23 @@ yds_download_mcode(sc) yf = (struct yds_firmware *)buf; if (sc->sc_flags & YDS_CAP_MCODE_1) { - p = (u_int32_t *)&yf->data[yf->dsplen]; - size = yf->ds1len; + p = (u_int32_t *)&yf->data[ntohl(yf->dsplen)]; + size = ntohl(yf->ds1len); } else if (sc->sc_flags & YDS_CAP_MCODE_1E) { - p = (u_int32_t *)&yf->data[yf->dsplen + yf->ds1len]; - size = yf->ds1elen; + p = (u_int32_t *)&yf->data[ntohl(yf->dsplen) + ntohl(yf->ds1len)]; + size = ntohl(yf->ds1elen); } else { free(buf, M_DEVBUF); return 1; /* unknown */ } + if (size > buflen) { + printf("%s: old firmware file, update please\n", + sc->sc_dev.dv_xname); + free(buf, M_DEVBUF); + return 1; + } + if (yds_disable_dsp(sc)) { free(buf, M_DEVBUF); return 1; @@ -382,9 +400,12 @@ yds_download_mcode(sc) YWRITE2(sc, YDS_GLOBAL_CONTROL, ctrl & ~0x0007); /* Download DSP microcode. */ - YWRITEREGION4(sc, YDS_DSP_INSTRAM, (u_int32_t *)&yf->data[0], yf->dsplen); + nswaph((u_int32_t *)&yf->data[0], ntohl(yf->dsplen)); + YWRITEREGION4(sc, YDS_DSP_INSTRAM, (u_int32_t *)&yf->data[0], + ntohl(yf->dsplen)); /* Download CONTROL microcode. */ + nswaph((u_int32_t *)p, size); YWRITEREGION4(sc, YDS_CTRL_INSTRAM, p, size); yds_enable_dsp(sc); |