Bug #1158 ยป atapicam-dma-workaround.patch
| sys/dev/disk/nata/atapi-cam.c | ||
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switch (ccb_h->flags & CAM_DIR_MASK) {
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case CAM_DIR_IN:
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request_flags |= ATA_R_READ|ATA_R_DMA;
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request_flags |= ATA_R_READ;
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break;
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case CAM_DIR_OUT:
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request_flags |= ATA_R_WRITE|ATA_R_DMA;
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request_flags |= ATA_R_WRITE;
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break;
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case CAM_DIR_NONE:
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/* No flags need to be set */
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| ... | ... | |
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device_printf(softc->dev, "unknown IO operation\n");
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goto action_invalid;
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}
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if (softc->atadev[tid]->mode < ATA_DMA)
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request_flags &= ~ATA_R_DMA;
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if ((hcb = allocate_hcb(softc, unit, bus, ccb)) == NULL) {
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kprintf("cannot allocate ATAPI/CAM hcb\n");
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| ... | ... | |
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request->u.atapi.ccb[3] = request->u.atapi.ccb[1] & 0x1f;
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request->u.atapi.ccb[2] = 0;
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request->u.atapi.ccb[1] = 0;
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/* FALLTHROUGH */
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case READ_10:
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case WRITE_10:
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case READ_12:
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case WRITE_12:
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if (softc->atadev[tid]->mode >= ATA_DMA)
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request_flags |= ATA_R_DMA;
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break;
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}
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