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Added disk poweroff 2s after spindown. (Only for recorders yet.)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2887 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-11-27 15:55:47 +00:00
parent cde27c3909
commit 494d261de3
1 changed files with 48 additions and 47 deletions
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95
firmware/drivers/ata.c
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@ -29,16 +29,6 @@
#include "power.h"
#include "string.h"
/* Define one of USE_STANDBY, USE_SLEEP or USE_POWEROFF */
#define USE_SLEEP
/* We can only use power off on the recorder */
#if !defined(ARCHOS_RECORDER) && defined(USE_POWEROFF)
#undef USE_POWEROFF
#define USE_SLEEP
#endif
#define SECTOR_SIZE 512
#define ATA_DATA (*((volatile unsigned short*)0x06104100))
#define ATA_ERROR (*((volatile unsigned char*)0x06100101))
@ -92,6 +82,10 @@ static volatile unsigned char* ata_control;
bool old_recorder = false;
static bool sleeping = false;
static int sleep_timeout = 5*HZ;
static bool poweroff = false;
#ifdef ARCHOS_RECORDER
static int poweroff_timeout = 2*HZ;
#endif
static char ata_stack[DEFAULT_STACK_SIZE];
static char ata_thread_name[] = "ata";
static struct event_queue ata_queue;
@ -106,10 +100,7 @@ long last_disk_activity = -1;
static int multisectors; /* number of supported multisectors */
static unsigned short identify_info[SECTOR_SIZE];
#ifdef USE_POWEROFF
static int ata_power_on(void);
#endif
static int perform_soft_reset(void);
static int wait_for_bsy(void) __attribute__ ((section (".icode")));
@ -177,21 +168,23 @@ int ata_read_sectors(unsigned long start,
mutex_lock(&ata_mtx);
led(true);
if ( sleeping ) {
#ifdef USE_POWEROFF
if (ata_power_on()) {
mutex_unlock(&ata_mtx);
return -1;
if (poweroff) {
if (ata_power_on()) {
mutex_unlock(&ata_mtx);
return -1;
}
}
#else
#ifdef USE_SLEEP
if (perform_soft_reset()) {
mutex_unlock(&ata_mtx);
return -1;
else {
if (perform_soft_reset()) {
mutex_unlock(&ata_mtx);
return -1;
}
}
#endif
#endif
sleeping = false;
poweroff = false;
}
if (!wait_for_rdy())
@ -200,8 +193,6 @@ int ata_read_sectors(unsigned long start,
return -2;
}
led(true);
timeout = current_tick + READ_TIMEOUT;
retry:
@ -298,20 +289,20 @@ int ata_write_sectors(unsigned long start,
mutex_lock(&ata_mtx);
if ( sleeping ) {
#ifdef USE_POWEROFF
if (ata_power_on()) {
mutex_unlock(&ata_mtx);
return -1;
if (poweroff) {
if (ata_power_on()) {
mutex_unlock(&ata_mtx);
return -1;
}
}
#else
#ifdef USE_SLEEP
if (perform_soft_reset()) {
mutex_unlock(&ata_mtx);
return -1;
else {
if (perform_soft_reset()) {
mutex_unlock(&ata_mtx);
return -1;
}
}
#endif
#endif
sleeping = false;
poweroff = false;
}
if (!wait_for_rdy())
@ -437,22 +428,15 @@ static int ata_perform_sleep(void)
return -1;
}
#ifdef USE_POWEROFF
ide_power_enable(false);
#else
ATA_SELECT = ata_device;
#ifdef USE_SLEEP
ATA_COMMAND = CMD_SLEEP;
#else
ATA_COMMAND = CMD_STANDBY_IMMEDIATE;
#endif
if (!wait_for_rdy())
{
DEBUGF("ata_perform_sleep() - CMD failed\n");
ret = -2;
}
#endif
sleeping = true;
mutex_unlock(&ata_mtx);
return ret;
@ -471,6 +455,7 @@ void ata_spin(void)
static void ata_thread(void)
{
static long last_sleep = 0;
struct event ev;
while (1) {
@ -481,12 +466,30 @@ static void ata_thread(void)
last_user_activity + sleep_timeout ) &&
TIME_AFTER( current_tick,
last_disk_activity + sleep_timeout ) )
{
ata_perform_sleep();
last_sleep = current_tick;
}
#ifdef ARCHOS_RECORDER
if ( sleeping && poweroff_timeout && !poweroff &&
TIME_AFTER( current_tick, last_sleep + poweroff_timeout ))
{
mutex_lock(&ata_mtx);
ide_power_enable(false);
mutex_unlock(&ata_mtx);
poweroff = true;
}
#endif
sleep(HZ/4);
}
queue_wait(&ata_queue, &ev);
switch ( ev.id ) {
case SYS_USB_CONNECTED:
if (poweroff)
ata_power_on();
/* Tell the USB thread that we are safe */
DEBUGF("ata_thread got SYS_USB_CONNECTED\n");
usb_acknowledge(SYS_USB_CONNECTED_ACK);
@ -562,7 +565,6 @@ int ata_soft_reset(void)
return ret;
}
#ifdef USE_POWEROFF
static int ata_power_on(void)
{
int ret;
@ -586,7 +588,6 @@ static int ata_power_on(void)
sleeping = false;
return ret;
}
#endif
static int master_slave_detect(void)
{