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author | mav <mav@FreeBSD.org> | 2015-03-13 18:35:38 +0000 |
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committer | mav <mav@FreeBSD.org> | 2015-03-13 18:35:38 +0000 |
commit | eded307e2f43e43dcf51b5e1a247b3dc037afb11 (patch) | |
tree | fb26438f8764596bb61402999e491bd7753c1f69 | |
parent | 7435136f27907b5bce62a1d029cdb727835477f8 (diff) | |
download | FreeBSD-src-eded307e2f43e43dcf51b5e1a247b3dc037afb11.zip FreeBSD-src-eded307e2f43e43dcf51b5e1a247b3dc037afb11.tar.gz |
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
-rw-r--r-- | usr.sbin/bhyve/pci_ahci.c | 20 |
1 files changed, 16 insertions, 4 deletions
diff --git a/usr.sbin/bhyve/pci_ahci.c b/usr.sbin/bhyve/pci_ahci.c index 0567e9e..a564208 100644 --- a/usr.sbin/bhyve/pci_ahci.c +++ b/usr.sbin/bhyve/pci_ahci.c @@ -520,12 +520,14 @@ ahci_handle_dma(struct ahci_port *p, int slot, uint8_t *cfis, uint32_t done, 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 slot, uint8_t *cfis, uint32_t done, 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 slot, uint8_t *cfis) } 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: |