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Workaround build for PAE case for now - revert the PHYS

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case to previous panic behavior.

I have a real fix that changes the sg dma tag allocation
to be limited to the under 4GB address space but would
prefer to have review before committing.
This commit is contained in:
Xin LI 2010-11-14 05:05:41 +00:00
parent 80595f8a8f
commit add5afdc93
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=215280
1 changed files with 4 additions and 0 deletions
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4
sys/dev/arcmsr/arcmsr.c
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@ -2470,11 +2470,15 @@ static void arcmsr_action(struct cam_sim * psim, union ccb * pccb)
splx(s);
}
else { /* Buffer is physical */
#ifdef PAE
panic("arcmsr: CAM_DATA_PHYS not supported");
#else
struct bus_dma_segment seg;
seg.ds_addr = (bus_addr_t)pccb->csio.data_ptr;
seg.ds_len = pccb->csio.dxfer_len;
arcmsr_execute_srb(srb, &seg, 1, 0);
#endif
}
} else {
/* Scatter/gather list */