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if total sectors is greater than 0xffffffff, use this value for ReadCapacity().

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git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@39313 a95241bf-73f2-0310-859d-f6bbb57e9c96
This commit is contained in:
Jérôme Duval
2010-11-05 19:54:57 +00:00
parent ea5a105b2d
commit 1aa32c3dd0
1 changed files with 5 additions and 2 deletions
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src/add-ons/kernel/bus_managers/ata/ATADevice.cpp
+5 -2
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@@ -179,8 +179,11 @@ ATADevice::ReadCapacity(ATARequest *request)
scsi_res_read_capacity data; scsi_res_read_capacity data;
data.block_size = B_HOST_TO_BENDIAN_INT32(fBlockSize); data.block_size = B_HOST_TO_BENDIAN_INT32(fBlockSize);
uint32 lastBlock = fTotalSectors - 1; if (fTotalSectors <= UINT_MAX) {
data.lba = B_HOST_TO_BENDIAN_INT32(lastBlock); uint32 lastBlock = fTotalSectors - 1;
data.lba = B_HOST_TO_BENDIAN_INT32(lastBlock);
} else
data.lba = UINT_MAX;
TRACE("returning last block: %lu\n", B_BENDIAN_TO_HOST_INT32(data.lba)); TRACE("returning last block: %lu\n", B_BENDIAN_TO_HOST_INT32(data.lba));
copy_sg_data(ccb, 0, ccb->data_length, &data, sizeof(data), false); copy_sg_data(ccb, 0, ccb->data_length, &data, sizeof(data), false);