diff options
| -rw-r--r-- | firmware/drivers/ata.c | 27 | ||||
| -rw-r--r-- | firmware/export/ata.h | 1 | ||||
| -rw-r--r-- | firmware/usb.c | 1 |
3 files changed, 29 insertions, 0 deletions
diff --git a/firmware/drivers/ata.c b/firmware/drivers/ata.c index ec99bf7..b4151d0 100644 --- a/firmware/drivers/ata.c +++ b/firmware/drivers/ata.c @@ -503,6 +503,33 @@ static int ata_perform_sleep(void) return ret; } +int ata_standby(int time) +{ + int ret = 0; + + mutex_lock(&ata_mtx); + + ATA_SELECT = ata_device; + + if(!wait_for_rdy()) { + DEBUGF("ata_standby() - not RDY\n"); + mutex_unlock(&ata_mtx); + return -1; + } + + ATA_NSECTOR = ((time + 5) / 5) & 0xff; /* Round up to nearest 5 secs */ + ATA_COMMAND = CMD_STANDBY; + + if (!wait_for_rdy()) + { + DEBUGF("ata_standby() - CMD failed\n"); + ret = -2; + } + + mutex_unlock(&ata_mtx); + return ret; +} + int ata_sleep(void) { queue_post(&ata_queue, Q_SLEEP, NULL); diff --git a/firmware/export/ata.h b/firmware/export/ata.h index 7a1fb4a..213d3e5 100644 --- a/firmware/export/ata.h +++ b/firmware/export/ata.h @@ -36,6 +36,7 @@ extern void ata_enable(bool on); extern void ata_spindown(int seconds); extern void ata_poweroff(bool enable); extern int ata_sleep(void); +extern int ata_standby(int time); extern bool ata_disk_is_active(void); extern int ata_hard_reset(void); extern int ata_soft_reset(void); diff --git a/firmware/usb.c b/firmware/usb.c index fcc06c2..1efecb8 100644 --- a/firmware/usb.c +++ b/firmware/usb.c @@ -86,6 +86,7 @@ static void usb_slave_mode(bool on) DEBUGF("Entering USB slave mode\n"); ata_soft_reset(); ata_init(); + ata_standby(15); ata_enable(false); usb_enable(true); } |