Author: mav
Date: Fri Mar 13 18:35:38 2015
New Revision: 279960
URL: https://svnweb.freebsd.org/changeset/base/279960
Log:
Add support for PIO variants of READ/WRITE commands for AHCI disks.
AHCI API hides all PIO specifics, so this functionality is almost free.
MFC after: 2 weeks
Modified:
head/usr.sbin/bhyve/pci_ahci.c
Modified: head/usr.sbin/bhyve/pci_ahci.c
==============================================================================
--- head/usr.sbin/bhyve/pci_ahci.c Fri Mar 13 18:04:07 2015
(r279959)
+++ head/usr.sbin/bhyve/pci_ahci.c Fri Mar 13 18:35:38 2015
(r279960)
@@ -520,12 +520,14 @@ ahci_handle_dma(struct ahci_port *p, int
readop = 1;
prdt += seek;
- if (cfis[2] == ATA_WRITE_DMA || cfis[2] == ATA_WRITE_DMA48 ||
- cfis[2] == ATA_WRITE_FPDMA_QUEUED)
+ if (cfis[2] == ATA_WRITE || cfis[2] == ATA_WRITE48 ||
+ cfis[2] == ATA_WRITE_MUL || cfis[2] == ATA_WRITE_MUL48 ||
+ cfis[2] == ATA_WRITE_DMA || cfis[2] == ATA_WRITE_DMA48 ||
+ cfis[2] == ATA_WRITE_FPDMA_QUEUED)
readop = 0;
if (cfis[2] == ATA_WRITE_FPDMA_QUEUED ||
- cfis[2] == ATA_READ_FPDMA_QUEUED) {
+ cfis[2] == ATA_READ_FPDMA_QUEUED) {
lba = ((uint64_t)cfis[10] << 40) |
((uint64_t)cfis[9] << 32) |
((uint64_t)cfis[8] << 24) |
@@ -536,7 +538,9 @@ ahci_handle_dma(struct ahci_port *p, int
if (!len)
len = 65536;
ncq = 1;
- } else if (cfis[2] == ATA_READ_DMA48 || cfis[2] == ATA_WRITE_DMA48) {
+ } else if (cfis[2] == ATA_READ48 || cfis[2] == ATA_WRITE48 ||
+ cfis[2] == ATA_READ_MUL48 || cfis[2] == ATA_WRITE_MUL48 ||
+ cfis[2] == ATA_READ_DMA48 || cfis[2] == ATA_WRITE_DMA48) {
lba = ((uint64_t)cfis[10] << 40) |
((uint64_t)cfis[9] << 32) |
((uint64_t)cfis[8] << 24) |
@@ -1475,6 +1479,14 @@ ahci_handle_cmd(struct ahci_port *p, int
}
ahci_write_fis_d2h(p, slot, cfis, p->tfd);
break;
+ case ATA_READ:
+ case ATA_WRITE:
+ case ATA_READ48:
+ case ATA_WRITE48:
+ case ATA_READ_MUL:
+ case ATA_WRITE_MUL:
+ case ATA_READ_MUL48:
+ case ATA_WRITE_MUL48:
case ATA_READ_DMA:
case ATA_WRITE_DMA:
case ATA_READ_DMA48:
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