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Fix NCQ TRIM emulation.

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When this code was written, there was no guests using it to test.
This commit is contained in:
mav 2016-07-17 14:13:47 +00:00
parent 74312a0e2f
commit 2e12a25c19
1 changed files with 10 additions and 2 deletions
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12
usr.sbin/bhyve/pci_ahci.c
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@ -837,7 +837,15 @@ ahci_handle_dsm_trim(struct ahci_port *p, int slot, uint8_t *cfis, uint32_t done
done += 8;
if (elen == 0) {
if (done >= len) {
ahci_write_fis_d2h(p, slot, cfis, ATA_S_READY | ATA_S_DSC);
if (ncq) {
if (first)
ahci_write_fis_d2h_ncq(p, slot);
ahci_write_fis_sdb(p, slot, cfis,
ATA_S_READY | ATA_S_DSC);
} else {
ahci_write_fis_d2h(p, slot, cfis,
ATA_S_READY | ATA_S_DSC);
}
p->pending &= ~(1 << slot);
ahci_check_stopped(p);
if (!first)
@ -1718,7 +1726,7 @@ ahci_handle_cmd(struct ahci_port *p, int slot, uint8_t *cfis)
case ATA_SEND_FPDMA_QUEUED:
if ((cfis[13] & 0x1f) == ATA_SFPDMA_DSM &&
cfis[17] == 0 && cfis[16] == ATA_DSM_TRIM &&
cfis[11] == 0 && cfis[13] == 1) {
cfis[11] == 0 && cfis[3] == 1) {
ahci_handle_dsm_trim(p, slot, cfis, 0);
break;
}