Exemple #1
0
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);
}
Exemple #2
0
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);
}