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Fixed spinup clocking. Also updating last_disk_activity more frequently, to avoid shutdown race condition.

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2935 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Björn Stenberg 2002-12-05 09:35:01 +00:00
parent acbf7e7539
commit ba0438e78d
1 changed files with 22 additions and 10 deletions
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32
firmware/drivers/ata.c
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@ -165,11 +165,12 @@ int ata_read_sectors(unsigned long start,
int timeout;
int count;
void* buf;
last_disk_activity = current_tick;
bool spinup = false;
mutex_lock(&ata_mtx);
last_disk_activity = current_tick;
led(true);
if ( sleeping ) {
@ -187,7 +188,7 @@ int ata_read_sectors(unsigned long start,
}
sleeping = false;
poweroff = false;
ata_spinup_time = current_tick - last_disk_activity;
spinup = true;
}
ATA_SELECT = ata_device;
@ -225,6 +226,11 @@ int ata_read_sectors(unsigned long start,
goto retry;
}
if (spinup) {
ata_spinup_time = current_tick - last_disk_activity;
spinup = false;
}
if ( ATA_ALT_STATUS & (STATUS_ERR | STATUS_DF) ) {
ret = -5;
goto retry;
@ -258,6 +264,8 @@ int ata_read_sectors(unsigned long start,
#endif
buf += sectors * SECTOR_SIZE; /* Advance one chunk of sectors */
count -= sectors;
last_disk_activity = current_tick;
}
if(!wait_for_end_of_transfer()) {
@ -275,8 +283,6 @@ int ata_read_sectors(unsigned long start,
if ( delayed_write )
ata_flush();
last_disk_activity = current_tick;
return ret;
}
@ -286,14 +292,15 @@ int ata_write_sectors(unsigned long start,
{
int i;
int ret = 0;
last_disk_activity = current_tick;
bool spinup = false;
if (start == 0)
panicf("Writing on sector 0\n");
mutex_lock(&ata_mtx);
last_disk_activity = current_tick;
if ( sleeping ) {
if (poweroff) {
if (ata_power_on()) {
@ -309,7 +316,7 @@ int ata_write_sectors(unsigned long start,
}
sleeping = false;
poweroff = false;
ata_spinup_time = current_tick - last_disk_activity;
spinup = true;
}
ATA_SELECT = ata_device;
@ -339,6 +346,11 @@ int ata_write_sectors(unsigned long start,
return 0;
}
if (spinup) {
ata_spinup_time = current_tick - last_disk_activity;
spinup = false;
}
for (j=0; j<SECTOR_SIZE/2; j++)
ATA_DATA = SWAB16(((unsigned short*)buf)[j]);
@ -347,6 +359,8 @@ int ata_write_sectors(unsigned long start,
j = ATA_STATUS;
#endif
buf += SECTOR_SIZE;
last_disk_activity = current_tick;
}
if(!wait_for_end_of_transfer())
@ -359,8 +373,6 @@ int ata_write_sectors(unsigned long start,
if ( delayed_write )
ata_flush();
last_disk_activity = current_tick;
return ret;
}