SDHC_LED_ON
HSET1(sc, SDHC_HOST_CTL, SDHC_LED_ON);
HCLR1(sc, SDHC_HOST_CTL, SDHC_LED_ON);
HSET1(hp, SDHC_HOST_CTL, SDHC_LED_ON);
HCLR1(hp, SDHC_HOST_CTL, SDHC_LED_ON);