SCSI: Remove obsolete files.
Not used by the Android emulator, remove to simplify upstream integration.
Change-Id: I2a3b423ed15a1d2b65fcaa35382383e6db4e5985
diff --git a/Makefile.target b/Makefile.target
index abcaceb..76131f4 100644
--- a/Makefile.target
+++ b/Makefile.target
@@ -76,7 +76,6 @@
android/goldfish/tty.c \
android/goldfish/vmem.c \
pci/pci.c \
- scsi/scsi-disk.c \
watchdog/watchdog.c
diff --git a/hw/scsi/scsi-disk.c b/hw/scsi/scsi-disk.c
deleted file mode 100644
index e14a5eb..0000000
--- a/hw/scsi/scsi-disk.c
+++ /dev/null
@@ -1,976 +0,0 @@
-/*
- * SCSI Device emulation
- *
- * Copyright (c) 2006 CodeSourcery.
- * Based on code by Fabrice Bellard
- *
- * Written by Paul Brook
- *
- * This code is licenced under the LGPL.
- *
- * Note that this file only handles the SCSI architecture model and device
- * commands. Emulation of interface/link layer protocols is handled by
- * the host adapter emulator.
- */
-
-#include <qemu-common.h>
-#include "sysemu/sysemu.h"
-#include "sysemu/blockdev.h"
-//#define DEBUG_SCSI
-
-#ifdef DEBUG_SCSI
-#define DPRINTF(fmt, ...) \
-do { printf("scsi-disk: " fmt , ## __VA_ARGS__); } while (0)
-#else
-#define DPRINTF(fmt, ...) do {} while(0)
-#endif
-
-#define BADF(fmt, ...) \
-do { fprintf(stderr, "scsi-disk: " fmt , ## __VA_ARGS__); } while (0)
-
-#include "qemu-common.h"
-#include "block/block.h"
-#include "hw/scsi/scsi-disk.h"
-
-#define SENSE_NO_SENSE 0
-#define SENSE_NOT_READY 2
-#define SENSE_HARDWARE_ERROR 4
-#define SENSE_ILLEGAL_REQUEST 5
-
-#define STATUS_GOOD 0
-#define STATUS_CHECK_CONDITION 2
-
-#define SCSI_DMA_BUF_SIZE 131072
-#define SCSI_MAX_INQUIRY_LEN 256
-
-#define SCSI_REQ_STATUS_RETRY 0x01
-
-typedef struct SCSIRequest {
- SCSIDeviceState *dev;
- uint32_t tag;
- /* ??? We should probably keep track of whether the data transfer is
- a read or a write. Currently we rely on the host getting it right. */
- /* Both sector and sector_count are in terms of qemu 512 byte blocks. */
- uint64_t sector;
- uint32_t sector_count;
- struct iovec iov;
- QEMUIOVector qiov;
- BlockDriverAIOCB *aiocb;
- struct SCSIRequest *next;
- uint32_t status;
-} SCSIRequest;
-
-struct SCSIDeviceState
-{
- BlockDriverState *bdrv;
- SCSIRequest *requests;
- /* The qemu block layer uses a fixed 512 byte sector size.
- This is the number of 512 byte blocks in a single scsi sector. */
- int cluster_size;
- uint64_t max_lba;
- int sense;
- int tcq;
- /* Completion functions may be called from either scsi_{read,write}_data
- or from the AIO completion routines. */
- scsi_completionfn completion;
- void *opaque;
- char drive_serial_str[21];
-};
-
-/* Global pool of SCSIRequest structures. */
-static SCSIRequest *free_requests = NULL;
-
-static SCSIRequest *scsi_new_request(SCSIDeviceState *s, uint32_t tag)
-{
- SCSIRequest *r;
-
- if (free_requests) {
- r = free_requests;
- free_requests = r->next;
- } else {
- r = g_malloc(sizeof(SCSIRequest));
- r->iov.iov_base = qemu_memalign(512, SCSI_DMA_BUF_SIZE);
- }
- r->dev = s;
- r->tag = tag;
- r->sector_count = 0;
- r->iov.iov_len = 0;
- r->aiocb = NULL;
- r->status = 0;
-
- r->next = s->requests;
- s->requests = r;
- return r;
-}
-
-static void scsi_remove_request(SCSIRequest *r)
-{
- SCSIRequest *last;
- SCSIDeviceState *s = r->dev;
-
- if (s->requests == r) {
- s->requests = r->next;
- } else {
- last = s->requests;
- while (last && last->next != r)
- last = last->next;
- if (last) {
- last->next = r->next;
- } else {
- BADF("Orphaned request\n");
- }
- }
- r->next = free_requests;
- free_requests = r;
-}
-
-static SCSIRequest *scsi_find_request(SCSIDeviceState *s, uint32_t tag)
-{
- SCSIRequest *r;
-
- r = s->requests;
- while (r && r->tag != tag)
- r = r->next;
-
- return r;
-}
-
-/* Helper function for command completion. */
-static void scsi_command_complete(SCSIRequest *r, int status, int sense)
-{
- SCSIDeviceState *s = r->dev;
- uint32_t tag;
- DPRINTF("Command complete tag=0x%x status=%d sense=%d\n", r->tag, status, sense);
- s->sense = sense;
- tag = r->tag;
- scsi_remove_request(r);
- s->completion(s->opaque, SCSI_REASON_DONE, tag, status);
-}
-
-/* Cancel a pending data transfer. */
-static void scsi_cancel_io(SCSIDevice *d, uint32_t tag)
-{
- SCSIDeviceState *s = d->state;
- SCSIRequest *r;
- DPRINTF("Cancel tag=0x%x\n", tag);
- r = scsi_find_request(s, tag);
- if (r) {
- if (r->aiocb)
- bdrv_aio_cancel(r->aiocb);
- r->aiocb = NULL;
- scsi_remove_request(r);
- }
-}
-
-static void scsi_read_complete(void * opaque, int ret)
-{
- SCSIRequest *r = (SCSIRequest *)opaque;
- SCSIDeviceState *s = r->dev;
-
- if (ret) {
- DPRINTF("IO error\n");
- s->completion(s->opaque, SCSI_REASON_DATA, r->tag, 0);
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_NO_SENSE);
- return;
- }
- DPRINTF("Data ready tag=0x%x len=%d\n", r->tag, r->iov.iov_len);
-
- s->completion(s->opaque, SCSI_REASON_DATA, r->tag, r->iov.iov_len);
-}
-
-/* Read more data from scsi device into buffer. */
-static void scsi_read_data(SCSIDevice *d, uint32_t tag)
-{
- SCSIDeviceState *s = d->state;
- SCSIRequest *r;
- uint32_t n;
-
- r = scsi_find_request(s, tag);
- if (!r) {
- BADF("Bad read tag 0x%x\n", tag);
- /* ??? This is the wrong error. */
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_HARDWARE_ERROR);
- return;
- }
- if (r->sector_count == (uint32_t)-1) {
- DPRINTF("Read buf_len=%d\n", r->iov.iov_len);
- r->sector_count = 0;
- s->completion(s->opaque, SCSI_REASON_DATA, r->tag, r->iov.iov_len);
- return;
- }
- DPRINTF("Read sector_count=%d\n", r->sector_count);
- if (r->sector_count == 0) {
- scsi_command_complete(r, STATUS_GOOD, SENSE_NO_SENSE);
- return;
- }
-
- n = r->sector_count;
- if (n > SCSI_DMA_BUF_SIZE / 512)
- n = SCSI_DMA_BUF_SIZE / 512;
-
- r->iov.iov_len = n * 512;
- qemu_iovec_init_external(&r->qiov, &r->iov, 1);
- r->aiocb = bdrv_aio_readv(s->bdrv, r->sector, &r->qiov, n,
- scsi_read_complete, r);
- if (r->aiocb == NULL)
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_HARDWARE_ERROR);
- r->sector += n;
- r->sector_count -= n;
-}
-
-static int scsi_handle_write_error(SCSIRequest *r, int error)
-{
- BlockErrorAction action = bdrv_get_on_error(r->dev->bdrv, 0);
-
- if (action == BLOCK_ERR_IGNORE)
- return 0;
-
- if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
- || action == BLOCK_ERR_STOP_ANY) {
- r->status |= SCSI_REQ_STATUS_RETRY;
- vm_stop(0);
- } else {
- scsi_command_complete(r, STATUS_CHECK_CONDITION,
- SENSE_HARDWARE_ERROR);
- }
-
- return 1;
-}
-
-static void scsi_write_complete(void * opaque, int ret)
-{
- SCSIRequest *r = (SCSIRequest *)opaque;
- SCSIDeviceState *s = r->dev;
- uint32_t len;
- uint32_t n;
-
- r->aiocb = NULL;
-
- if (ret) {
- if (scsi_handle_write_error(r, -ret))
- return;
- }
-
- n = r->iov.iov_len / 512;
- r->sector += n;
- r->sector_count -= n;
- if (r->sector_count == 0) {
- scsi_command_complete(r, STATUS_GOOD, SENSE_NO_SENSE);
- } else {
- len = r->sector_count * 512;
- if (len > SCSI_DMA_BUF_SIZE) {
- len = SCSI_DMA_BUF_SIZE;
- }
- r->iov.iov_len = len;
- DPRINTF("Write complete tag=0x%x more=%d\n", r->tag, len);
- s->completion(s->opaque, SCSI_REASON_DATA, r->tag, len);
- }
-}
-
-static void scsi_write_request(SCSIRequest *r)
-{
- SCSIDeviceState *s = r->dev;
- uint32_t n;
-
- n = r->iov.iov_len / 512;
- if (n) {
- qemu_iovec_init_external(&r->qiov, &r->iov, 1);
- r->aiocb = bdrv_aio_writev(s->bdrv, r->sector, &r->qiov, n,
- scsi_write_complete, r);
- if (r->aiocb == NULL)
- scsi_command_complete(r, STATUS_CHECK_CONDITION,
- SENSE_HARDWARE_ERROR);
- } else {
- /* Invoke completion routine to fetch data from host. */
- scsi_write_complete(r, 0);
- }
-}
-
-/* Write data to a scsi device. Returns nonzero on failure.
- The transfer may complete asynchronously. */
-static int scsi_write_data(SCSIDevice *d, uint32_t tag)
-{
- SCSIDeviceState *s = d->state;
- SCSIRequest *r;
-
- DPRINTF("Write data tag=0x%x\n", tag);
- r = scsi_find_request(s, tag);
- if (!r) {
- BADF("Bad write tag 0x%x\n", tag);
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_HARDWARE_ERROR);
- return 1;
- }
-
- if (r->aiocb)
- BADF("Data transfer already in progress\n");
-
- scsi_write_request(r);
-
- return 0;
-}
-
-static void scsi_dma_restart_cb(void *opaque, int running, int reason)
-{
- SCSIDeviceState *s = opaque;
- SCSIRequest *r = s->requests;
- if (!running)
- return;
-
- while (r) {
- if (r->status & SCSI_REQ_STATUS_RETRY) {
- r->status &= ~SCSI_REQ_STATUS_RETRY;
- scsi_write_request(r);
- }
- r = r->next;
- }
-}
-
-/* Return a pointer to the data buffer. */
-static uint8_t *scsi_get_buf(SCSIDevice *d, uint32_t tag)
-{
- SCSIDeviceState *s = d->state;
- SCSIRequest *r;
-
- r = scsi_find_request(s, tag);
- if (!r) {
- BADF("Bad buffer tag 0x%x\n", tag);
- return NULL;
- }
- return (uint8_t *)r->iov.iov_base;
-}
-
-/* Execute a scsi command. Returns the length of the data expected by the
- command. This will be Positive for data transfers from the device
- (eg. disk reads), negative for transfers to the device (eg. disk writes),
- and zero if the command does not transfer any data. */
-
-static int32_t scsi_send_command(SCSIDevice *d, uint32_t tag,
- uint8_t *buf, int lun)
-{
- SCSIDeviceState *s = d->state;
- uint64_t nb_sectors;
- uint64_t lba;
- uint32_t len;
- int __attribute__((unused)) cmdlen;
- int is_write;
- uint8_t command;
- uint8_t *outbuf;
- SCSIRequest *r;
-
- command = buf[0];
- r = scsi_find_request(s, tag);
- if (r) {
- BADF("Tag 0x%x already in use\n", tag);
- scsi_cancel_io(d, tag);
- }
- /* ??? Tags are not unique for different luns. We only implement a
- single lun, so this should not matter. */
- r = scsi_new_request(s, tag);
- outbuf = (uint8_t *)r->iov.iov_base;
- is_write = 0;
- DPRINTF("Command: lun=%d tag=0x%x data=0x%02x", lun, tag, buf[0]);
- switch (command >> 5) {
- case 0:
- lba = (uint64_t) buf[3] | ((uint64_t) buf[2] << 8) |
- (((uint64_t) buf[1] & 0x1f) << 16);
- len = buf[4];
- cmdlen = 6;
- break;
- case 1:
- case 2:
- lba = (uint64_t) buf[5] | ((uint64_t) buf[4] << 8) |
- ((uint64_t) buf[3] << 16) | ((uint64_t) buf[2] << 24);
- len = buf[8] | (buf[7] << 8);
- cmdlen = 10;
- break;
- case 4:
- lba = (uint64_t) buf[9] | ((uint64_t) buf[8] << 8) |
- ((uint64_t) buf[7] << 16) | ((uint64_t) buf[6] << 24) |
- ((uint64_t) buf[5] << 32) | ((uint64_t) buf[4] << 40) |
- ((uint64_t) buf[3] << 48) | ((uint64_t) buf[2] << 56);
- len = buf[13] | (buf[12] << 8) | (buf[11] << 16) | (buf[10] << 24);
- cmdlen = 16;
- break;
- case 5:
- lba = (uint64_t) buf[5] | ((uint64_t) buf[4] << 8) |
- ((uint64_t) buf[3] << 16) | ((uint64_t) buf[2] << 24);
- len = buf[9] | (buf[8] << 8) | (buf[7] << 16) | (buf[6] << 24);
- cmdlen = 12;
- break;
- default:
- BADF("Unsupported command length, command %x\n", command);
- goto fail;
- }
-#ifdef DEBUG_SCSI
- {
- int i;
- for (i = 1; i < cmdlen; i++) {
- printf(" 0x%02x", buf[i]);
- }
- printf("\n");
- }
-#endif
- if (lun || buf[1] >> 5) {
- /* Only LUN 0 supported. */
- DPRINTF("Unimplemented LUN %d\n", lun ? lun : buf[1] >> 5);
- if (command != 0x03 && command != 0x12) /* REQUEST SENSE and INQUIRY */
- goto fail;
- }
- switch (command) {
- case 0x0:
- DPRINTF("Test Unit Ready\n");
- if (!bdrv_is_inserted(s->bdrv))
- goto notready;
- break;
- case 0x03:
- DPRINTF("Request Sense (len %d)\n", len);
- if (len < 4)
- goto fail;
- memset(outbuf, 0, 4);
- r->iov.iov_len = 4;
- if (s->sense == SENSE_NOT_READY && len >= 18) {
- memset(outbuf, 0, 18);
- r->iov.iov_len = 18;
- outbuf[7] = 10;
- /* asc 0x3a, ascq 0: Medium not present */
- outbuf[12] = 0x3a;
- outbuf[13] = 0;
- }
- outbuf[0] = 0xf0;
- outbuf[1] = 0;
- outbuf[2] = s->sense;
- break;
- case 0x12:
- DPRINTF("Inquiry (len %d)\n", len);
- if (buf[1] & 0x2) {
- /* Command support data - optional, not implemented */
- BADF("optional INQUIRY command support request not implemented\n");
- goto fail;
- }
- else if (buf[1] & 0x1) {
- /* Vital product data */
- uint8_t page_code = buf[2];
- if (len < 4) {
- BADF("Error: Inquiry (EVPD[%02X]) buffer size %d is "
- "less than 4\n", page_code, len);
- goto fail;
- }
-
- switch (page_code) {
- case 0x00:
- {
- /* Supported page codes, mandatory */
- DPRINTF("Inquiry EVPD[Supported pages] "
- "buffer size %d\n", len);
-
- r->iov.iov_len = 0;
-
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- outbuf[r->iov.iov_len++] = 5;
- } else {
- outbuf[r->iov.iov_len++] = 0;
- }
-
- outbuf[r->iov.iov_len++] = 0x00; // this page
- outbuf[r->iov.iov_len++] = 0x00;
- outbuf[r->iov.iov_len++] = 3; // number of pages
- outbuf[r->iov.iov_len++] = 0x00; // list of supported pages (this page)
- outbuf[r->iov.iov_len++] = 0x80; // unit serial number
- outbuf[r->iov.iov_len++] = 0x83; // device identification
- }
- break;
- case 0x80:
- {
- int l;
-
- /* Device serial number, optional */
- if (len < 4) {
- BADF("Error: EVPD[Serial number] Inquiry buffer "
- "size %d too small, %d needed\n", len, 4);
- goto fail;
- }
-
- DPRINTF("Inquiry EVPD[Serial number] buffer size %d\n", len);
- l = MIN(len, strlen(s->drive_serial_str));
-
- r->iov.iov_len = 0;
-
- /* Supported page codes */
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- outbuf[r->iov.iov_len++] = 5;
- } else {
- outbuf[r->iov.iov_len++] = 0;
- }
-
- outbuf[r->iov.iov_len++] = 0x80; // this page
- outbuf[r->iov.iov_len++] = 0x00;
- outbuf[r->iov.iov_len++] = l;
- memcpy(&outbuf[r->iov.iov_len], s->drive_serial_str, l);
- r->iov.iov_len += l;
- }
-
- break;
- case 0x83:
- {
- /* Device identification page, mandatory */
- int max_len = 255 - 8;
- int id_len = strlen(bdrv_get_device_name(s->bdrv));
- if (id_len > max_len)
- id_len = max_len;
-
- DPRINTF("Inquiry EVPD[Device identification] "
- "buffer size %d\n", len);
- r->iov.iov_len = 0;
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- outbuf[r->iov.iov_len++] = 5;
- } else {
- outbuf[r->iov.iov_len++] = 0;
- }
-
- outbuf[r->iov.iov_len++] = 0x83; // this page
- outbuf[r->iov.iov_len++] = 0x00;
- outbuf[r->iov.iov_len++] = 3 + id_len;
-
- outbuf[r->iov.iov_len++] = 0x2; // ASCII
- outbuf[r->iov.iov_len++] = 0; // not officially assigned
- outbuf[r->iov.iov_len++] = 0; // reserved
- outbuf[r->iov.iov_len++] = id_len; // length of data following
-
- memcpy(&outbuf[r->iov.iov_len],
- bdrv_get_device_name(s->bdrv), id_len);
- r->iov.iov_len += id_len;
- }
- break;
- default:
- BADF("Error: unsupported Inquiry (EVPD[%02X]) "
- "buffer size %d\n", page_code, len);
- goto fail;
- }
- /* done with EVPD */
- break;
- }
- else {
- /* Standard INQUIRY data */
- if (buf[2] != 0) {
- BADF("Error: Inquiry (STANDARD) page or code "
- "is non-zero [%02X]\n", buf[2]);
- goto fail;
- }
-
- /* PAGE CODE == 0 */
- if (len < 5) {
- BADF("Error: Inquiry (STANDARD) buffer size %d "
- "is less than 5\n", len);
- goto fail;
- }
-
- if (len < 36) {
- BADF("Error: Inquiry (STANDARD) buffer size %d "
- "is less than 36 (TODO: only 5 required)\n", len);
- }
- }
-
- if(len > SCSI_MAX_INQUIRY_LEN)
- len = SCSI_MAX_INQUIRY_LEN;
-
- memset(outbuf, 0, len);
-
- if (lun || buf[1] >> 5) {
- outbuf[0] = 0x7f; /* LUN not supported */
- } else if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- outbuf[0] = 5;
- outbuf[1] = 0x80;
- memcpy(&outbuf[16], "QEMU CD-ROM ", 16);
- } else {
- outbuf[0] = 0;
- memcpy(&outbuf[16], "QEMU HARDDISK ", 16);
- }
- memcpy(&outbuf[8], "QEMU ", 8);
- memcpy(&outbuf[32], QEMU_VERSION, 4);
- /* Identify device as SCSI-3 rev 1.
- Some later commands are also implemented. */
- outbuf[2] = 3;
- outbuf[3] = 2; /* Format 2 */
- outbuf[4] = len - 5; /* Additional Length = (Len - 1) - 4 */
- /* Sync data transfer and TCQ. */
- outbuf[7] = 0x10 | (s->tcq ? 0x02 : 0);
- r->iov.iov_len = len;
- break;
- case 0x16:
- DPRINTF("Reserve(6)\n");
- if (buf[1] & 1)
- goto fail;
- break;
- case 0x17:
- DPRINTF("Release(6)\n");
- if (buf[1] & 1)
- goto fail;
- break;
- case 0x1a:
- case 0x5a:
- {
- uint8_t *p;
- int page;
-
- page = buf[2] & 0x3f;
- DPRINTF("Mode Sense (page %d, len %d)\n", page, len);
- p = outbuf;
- memset(p, 0, 4);
- outbuf[1] = 0; /* Default media type. */
- outbuf[3] = 0; /* Block descriptor length. */
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- outbuf[2] = 0x80; /* Readonly. */
- }
- p += 4;
- if (page == 4) {
- int cylinders, heads, secs;
-
- /* Rigid disk device geometry page. */
- p[0] = 4;
- p[1] = 0x16;
- /* if a geometry hint is available, use it */
- bdrv_get_geometry_hint(s->bdrv, &cylinders, &heads, &secs);
- p[2] = (cylinders >> 16) & 0xff;
- p[3] = (cylinders >> 8) & 0xff;
- p[4] = cylinders & 0xff;
- p[5] = heads & 0xff;
- /* Write precomp start cylinder, disabled */
- p[6] = (cylinders >> 16) & 0xff;
- p[7] = (cylinders >> 8) & 0xff;
- p[8] = cylinders & 0xff;
- /* Reduced current start cylinder, disabled */
- p[9] = (cylinders >> 16) & 0xff;
- p[10] = (cylinders >> 8) & 0xff;
- p[11] = cylinders & 0xff;
- /* Device step rate [ns], 200ns */
- p[12] = 0;
- p[13] = 200;
- /* Landing zone cylinder */
- p[14] = 0xff;
- p[15] = 0xff;
- p[16] = 0xff;
- /* Medium rotation rate [rpm], 5400 rpm */
- p[20] = (5400 >> 8) & 0xff;
- p[21] = 5400 & 0xff;
- p += 0x16;
- } else if (page == 5) {
- int cylinders, heads, secs;
-
- /* Flexible disk device geometry page. */
- p[0] = 5;
- p[1] = 0x1e;
- /* Transfer rate [kbit/s], 5Mbit/s */
- p[2] = 5000 >> 8;
- p[3] = 5000 & 0xff;
- /* if a geometry hint is available, use it */
- bdrv_get_geometry_hint(s->bdrv, &cylinders, &heads, &secs);
- p[4] = heads & 0xff;
- p[5] = secs & 0xff;
- p[6] = s->cluster_size * 2;
- p[8] = (cylinders >> 8) & 0xff;
- p[9] = cylinders & 0xff;
- /* Write precomp start cylinder, disabled */
- p[10] = (cylinders >> 8) & 0xff;
- p[11] = cylinders & 0xff;
- /* Reduced current start cylinder, disabled */
- p[12] = (cylinders >> 8) & 0xff;
- p[13] = cylinders & 0xff;
- /* Device step rate [100us], 100us */
- p[14] = 0;
- p[15] = 1;
- /* Device step pulse width [us], 1us */
- p[16] = 1;
- /* Device head settle delay [100us], 100us */
- p[17] = 0;
- p[18] = 1;
- /* Motor on delay [0.1s], 0.1s */
- p[19] = 1;
- /* Motor off delay [0.1s], 0.1s */
- p[20] = 1;
- /* Medium rotation rate [rpm], 5400 rpm */
- p[28] = (5400 >> 8) & 0xff;
- p[29] = 5400 & 0xff;
- p += 0x1e;
- } else if ((page == 8 || page == 0x3f)) {
- /* Caching page. */
- memset(p,0,20);
- p[0] = 8;
- p[1] = 0x12;
- p[2] = 4; /* WCE */
- p += 20;
- }
- if ((page == 0x3f || page == 0x2a)
- && (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM)) {
- /* CD Capabilities and Mechanical Status page. */
- p[0] = 0x2a;
- p[1] = 0x14;
- p[2] = 3; // CD-R & CD-RW read
- p[3] = 0; // Writing not supported
- p[4] = 0x7f; /* Audio, composite, digital out,
- mode 2 form 1&2, multi session */
- p[5] = 0xff; /* CD DA, DA accurate, RW supported,
- RW corrected, C2 errors, ISRC,
- UPC, Bar code */
- p[6] = 0x2d | (bdrv_is_locked(s->bdrv)? 2 : 0);
- /* Locking supported, jumper present, eject, tray */
- p[7] = 0; /* no volume & mute control, no
- changer */
- p[8] = (50 * 176) >> 8; // 50x read speed
- p[9] = (50 * 176) & 0xff;
- p[10] = 0 >> 8; // No volume
- p[11] = 0 & 0xff;
- p[12] = 2048 >> 8; // 2M buffer
- p[13] = 2048 & 0xff;
- p[14] = (16 * 176) >> 8; // 16x read speed current
- p[15] = (16 * 176) & 0xff;
- p[18] = (16 * 176) >> 8; // 16x write speed
- p[19] = (16 * 176) & 0xff;
- p[20] = (16 * 176) >> 8; // 16x write speed current
- p[21] = (16 * 176) & 0xff;
- p += 22;
- }
- r->iov.iov_len = p - outbuf;
- outbuf[0] = r->iov.iov_len - 4;
- if (r->iov.iov_len > len)
- r->iov.iov_len = len;
- }
- break;
- case 0x1b:
- DPRINTF("Start Stop Unit\n");
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM &&
- (buf[4] & 2))
- /* load/eject medium */
- bdrv_eject(s->bdrv, !(buf[4] & 1));
- break;
- case 0x1e:
- DPRINTF("Prevent Allow Medium Removal (prevent = %d)\n", buf[4] & 3);
- bdrv_set_locked(s->bdrv, buf[4] & 1);
- break;
- case 0x25:
- DPRINTF("Read Capacity\n");
- /* The normal LEN field for this command is zero. */
- memset(outbuf, 0, 8);
- bdrv_get_geometry(s->bdrv, &nb_sectors);
- nb_sectors /= s->cluster_size;
- /* Returned value is the address of the last sector. */
- if (nb_sectors) {
- nb_sectors--;
- /* Remember the new size for read/write sanity checking. */
- s->max_lba = nb_sectors;
- /* Clip to 2TB, instead of returning capacity modulo 2TB. */
- if (nb_sectors > UINT32_MAX)
- nb_sectors = UINT32_MAX;
- outbuf[0] = (nb_sectors >> 24) & 0xff;
- outbuf[1] = (nb_sectors >> 16) & 0xff;
- outbuf[2] = (nb_sectors >> 8) & 0xff;
- outbuf[3] = nb_sectors & 0xff;
- outbuf[4] = 0;
- outbuf[5] = 0;
- outbuf[6] = s->cluster_size * 2;
- outbuf[7] = 0;
- r->iov.iov_len = 8;
- } else {
- notready:
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_NOT_READY);
- return 0;
- }
- break;
- case 0x08:
- case 0x28:
- case 0x88:
- DPRINTF("Read (sector %lld, count %d)\n", lba, len);
- if (lba > s->max_lba)
- goto illegal_lba;
- r->sector = lba * s->cluster_size;
- r->sector_count = len * s->cluster_size;
- break;
- case 0x0a:
- case 0x2a:
- case 0x8a:
- DPRINTF("Write (sector %lld, count %d)\n", lba, len);
- if (lba > s->max_lba)
- goto illegal_lba;
- r->sector = lba * s->cluster_size;
- r->sector_count = len * s->cluster_size;
- is_write = 1;
- break;
- case 0x35:
- DPRINTF("Synchronise cache (sector %d, count %d)\n", lba, len);
- bdrv_flush(s->bdrv);
- break;
- case 0x43:
- {
- int start_track, format, msf, toclen;
-
-#ifdef CONFIG_ANDROID
- // Make compiler happy.
- (void)msf;
- (void)start_track;
-#endif
- msf = buf[1] & 2;
- format = buf[2] & 0xf;
- start_track = buf[6];
- bdrv_get_geometry(s->bdrv, &nb_sectors);
- DPRINTF("Read TOC (track %d format %d msf %d)\n", start_track, format, msf >> 1);
- nb_sectors /= s->cluster_size;
- switch(format) {
-#ifndef CONFIG_ANDROID // No CD-Rom support on Android.
- case 0:
- toclen = cdrom_read_toc(nb_sectors, outbuf, msf, start_track);
- break;
- case 1:
- /* multi session : only a single session defined */
- toclen = 12;
- memset(outbuf, 0, 12);
- outbuf[1] = 0x0a;
- outbuf[2] = 0x01;
- outbuf[3] = 0x01;
- break;
- case 2:
- toclen = cdrom_read_toc_raw(nb_sectors, outbuf, msf, start_track);
- break;
-#endif
- default:
- goto error_cmd;
- }
- if (toclen > 0) {
- if (len > toclen)
- len = toclen;
- r->iov.iov_len = len;
- break;
- }
- error_cmd:
- DPRINTF("Read TOC error\n");
- goto fail;
- }
- case 0x46:
- DPRINTF("Get Configuration (rt %d, maxlen %d)\n", buf[1] & 3, len);
- memset(outbuf, 0, 8);
- /* ??? This should probably return much more information. For now
- just return the basic header indicating the CD-ROM profile. */
- outbuf[7] = 8; // CD-ROM
- r->iov.iov_len = 8;
- break;
- case 0x56:
- DPRINTF("Reserve(10)\n");
- if (buf[1] & 3)
- goto fail;
- break;
- case 0x57:
- DPRINTF("Release(10)\n");
- if (buf[1] & 3)
- goto fail;
- break;
- case 0x9e:
- /* Service Action In subcommands. */
- if ((buf[1] & 31) == 0x10) {
- DPRINTF("SAI READ CAPACITY(16)\n");
- memset(outbuf, 0, len);
- bdrv_get_geometry(s->bdrv, &nb_sectors);
- nb_sectors /= s->cluster_size;
- /* Returned value is the address of the last sector. */
- if (nb_sectors) {
- nb_sectors--;
- /* Remember the new size for read/write sanity checking. */
- s->max_lba = nb_sectors;
- outbuf[0] = (nb_sectors >> 56) & 0xff;
- outbuf[1] = (nb_sectors >> 48) & 0xff;
- outbuf[2] = (nb_sectors >> 40) & 0xff;
- outbuf[3] = (nb_sectors >> 32) & 0xff;
- outbuf[4] = (nb_sectors >> 24) & 0xff;
- outbuf[5] = (nb_sectors >> 16) & 0xff;
- outbuf[6] = (nb_sectors >> 8) & 0xff;
- outbuf[7] = nb_sectors & 0xff;
- outbuf[8] = 0;
- outbuf[9] = 0;
- outbuf[10] = s->cluster_size * 2;
- outbuf[11] = 0;
- /* Protection, exponent and lowest lba field left blank. */
- r->iov.iov_len = len;
- } else {
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_NOT_READY);
- return 0;
- }
- break;
- }
- DPRINTF("Unsupported Service Action In\n");
- goto fail;
- case 0xa0:
- DPRINTF("Report LUNs (len %d)\n", len);
- if (len < 16)
- goto fail;
- memset(outbuf, 0, 16);
- outbuf[3] = 8;
- r->iov.iov_len = 16;
- break;
- case 0x2f:
- DPRINTF("Verify (sector %d, count %d)\n", lba, len);
- break;
- default:
- DPRINTF("Unknown SCSI command (%2.2x)\n", buf[0]);
- fail:
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_ILLEGAL_REQUEST);
- return 0;
- illegal_lba:
- scsi_command_complete(r, STATUS_CHECK_CONDITION, SENSE_HARDWARE_ERROR);
- return 0;
- }
- if (r->sector_count == 0 && r->iov.iov_len == 0) {
- scsi_command_complete(r, STATUS_GOOD, SENSE_NO_SENSE);
- }
- len = r->sector_count * 512 + r->iov.iov_len;
- if (is_write) {
- return -len;
- } else {
- if (!r->sector_count)
- r->sector_count = -1;
- return len;
- }
-}
-
-static void scsi_destroy(SCSIDevice *d)
-{
- g_free(d->state);
- g_free(d);
-}
-
-SCSIDevice *scsi_disk_init(BlockDriverState *bdrv, int tcq,
- scsi_completionfn completion, void *opaque)
-{
- SCSIDevice *d;
- SCSIDeviceState *s;
- uint64_t nb_sectors;
-
- s = (SCSIDeviceState *)g_malloc0(sizeof(SCSIDeviceState));
- s->bdrv = bdrv;
- s->tcq = tcq;
- s->completion = completion;
- s->opaque = opaque;
- if (bdrv_get_type_hint(s->bdrv) == BDRV_TYPE_CDROM) {
- s->cluster_size = 4;
- } else {
- s->cluster_size = 1;
- }
- bdrv_get_geometry(s->bdrv, &nb_sectors);
- nb_sectors /= s->cluster_size;
- if (nb_sectors)
- nb_sectors--;
- s->max_lba = nb_sectors;
-#if 0
- strncpy(s->drive_serial_str, drive_get_serial(s->bdrv),
- sizeof(s->drive_serial_str));
- if (strlen(s->drive_serial_str) == 0)
-#endif
- pstrcpy(s->drive_serial_str, sizeof(s->drive_serial_str), "0");
- qemu_add_vm_change_state_handler(scsi_dma_restart_cb, s);
- d = (SCSIDevice *)g_malloc0(sizeof(SCSIDevice));
- d->state = s;
- d->destroy = scsi_destroy;
- d->send_command = scsi_send_command;
- d->read_data = scsi_read_data;
- d->write_data = scsi_write_data;
- d->cancel_io = scsi_cancel_io;
- d->get_buf = scsi_get_buf;
-
- return d;
-}
diff --git a/include/hw/scsi/scsi-disk.h b/include/hw/scsi/scsi-disk.h
deleted file mode 100644
index f42212b..0000000
--- a/include/hw/scsi/scsi-disk.h
+++ /dev/null
@@ -1,36 +0,0 @@
-#ifndef SCSI_DISK_H
-#define SCSI_DISK_H
-
-/* scsi-disk.c */
-enum scsi_reason {
- SCSI_REASON_DONE, /* Command complete. */
- SCSI_REASON_DATA /* Transfer complete, more data required. */
-};
-
-typedef struct SCSIDeviceState SCSIDeviceState;
-typedef struct SCSIDevice SCSIDevice;
-typedef void (*scsi_completionfn)(void *opaque, int reason, uint32_t tag,
- uint32_t arg);
-
-struct SCSIDevice
-{
- SCSIDeviceState *state;
- void (*destroy)(SCSIDevice *s);
- int32_t (*send_command)(SCSIDevice *s, uint32_t tag, uint8_t *buf,
- int lun);
- void (*read_data)(SCSIDevice *s, uint32_t tag);
- int (*write_data)(SCSIDevice *s, uint32_t tag);
- void (*cancel_io)(SCSIDevice *s, uint32_t tag);
- uint8_t *(*get_buf)(SCSIDevice *s, uint32_t tag);
-};
-
-SCSIDevice *scsi_disk_init(BlockDriverState *bdrv, int tcq,
- scsi_completionfn completion, void *opaque);
-SCSIDevice *scsi_generic_init(BlockDriverState *bdrv, int tcq,
- scsi_completionfn completion, void *opaque);
-
-/* cdrom.c */
-int cdrom_read_toc(int nb_sectors, uint8_t *buf, int msf, int start_track);
-int cdrom_read_toc_raw(int nb_sectors, uint8_t *buf, int msf, int session_num);
-
-#endif
