void fw_crom(struct fwohci_softc *sc) { struct crom_src *src; void *newrom; fw_reset_crom(sc); dcons_crom(sc); newrom = malloc(CROMSIZE); src = &sc->crom_src_buf->src; crom_load(src, (uint32_t *)newrom, CROMSIZE); if (bcmp(newrom, sc->config_rom, CROMSIZE) != 0) { /* Bump generation and reload. */ src->businfo.generation++; /* Handle generation count wraps. */ if (src->businfo.generation < 2) src->businfo.generation = 2; /* Recalculate CRC to account for generation change. */ crom_load(src, (uint32_t *)newrom, CROMSIZE); bcopy(newrom, (void *)sc->config_rom, CROMSIZE); } free(newrom); }
void fw_crom(struct fwohci_softc *sc) { struct crom_src *src; void *newrom; fw_reset_crom(sc); dcons_crom(sc); newrom = malloc(CROMSIZE); src = &sc->crom_src_buf->src; crom_load(src, (uint32_t *)newrom, CROMSIZE); if (bcmp(newrom, sc->config_rom, CROMSIZE) != 0) { /* bump generation and reload */ src->businfo.generation ++; /* generation must be between 0x2 and 0xF */ if (src->businfo.generation < 2) src->businfo.generation ++; crom_load(src, (uint32_t *)newrom, CROMSIZE); bcopy(newrom, (void *)sc->config_rom, CROMSIZE); } free(newrom); }