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Use kernel tracing feature. Doesn't seem to work, don't know why. 

git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@27282 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Marcus Overhagen 2008-09-01 21:26:46 +00:00
parent 24bc53c351
commit 935ebe7840
1 changed files with 17 additions and 3 deletions
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20
src/add-ons/kernel/bus_managers/ata/ata.c
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@ -14,6 +14,7 @@
#include "ide_sim.h"
#include "ide_cmds.h"
#include "ata_tracing.h"
#define TRACE dprintf
#define FLOW dprintf
@ -30,6 +31,8 @@ ata_select_device(ide_bus_info *bus, int device)
{
ide_task_file tf;
T2(bus, device, "ata_select_device");
// FLOW("ata_select_device device %d\n", device);
tf.chs.head = 0;
@ -42,14 +45,18 @@ ata_select_device(ide_bus_info *bus, int device)
// for debugging only
bus->controller->read_command_block_regs(bus->channel_cookie, &tf, ide_mask_device_head);
if (tf.chs.device != device)
if (tf.chs.device != device) {
T2(bus, device, "ata_select_device failed, device not selected. head 0x%x, mode 0x%x, device %d", tf.chs.head, tf.chs.mode, tf.chs.device);
TRACE("ata_select_device result: device %d not selected! head 0x%x, mode 0x%x, device %d\n", device, tf.chs.head, tf.chs.mode, tf.chs.device);
}
}
void
ata_select(ide_device_info *device)
{
T(device, "ata_select");
ASSERT(device->is_device1 == device->tf.chs.device);
ata_select_device(device->bus, device->is_device1);
}
@ -63,6 +70,9 @@ bool
ata_is_device_present(ide_bus_info *bus, int device)
{
ide_task_file tf;
bool present;
T2(bus, device, "ata_is_device_present ?");
ata_select_device(bus, device);
@ -76,7 +86,11 @@ ata_is_device_present(ide_bus_info *bus, int device)
bus->controller->read_command_block_regs(bus->channel_cookie, &tf,
ide_mask_sector_count | ide_mask_LBA_low);
return tf.lba.sector_count == 0xaa && tf.lba.lba_0_7 == 0x55;
present = tf.lba.sector_count == 0xaa && tf.lba.lba_0_7 == 0x55;
T2(bus, device, "ata_is_device_present present=%d", present);
return present;
}
@ -1117,7 +1131,7 @@ ata_identify_device(ide_device_info *device, bool isAtapi)
return B_ERROR;
}
if (ata_wait(bus, ide_status_drq, ide_status_bsy, 0, isAtapi ? 3000000 : 500000) != B_OK) {
if (ata_wait(bus, ide_status_drq, ide_status_bsy, 0, isAtapi ? 20000000 : 500000) != B_OK) {
TRACE("ata_identify_device: wait failed\n");
return B_ERROR;
}