/*
- * QEMU IDE disk and CD-ROM Emulator
- *
+ * QEMU IDE disk and CD/DVD-ROM Emulator
+ *
* Copyright (c) 2003 Fabrice Bellard
* Copyright (c) 2006 Openedhand Ltd.
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
-#include "vl.h"
+#include "hw.h"
+#include "pc.h"
+#include "pci.h"
+#include "scsi-disk.h"
+#include "pcmcia.h"
+#include "block.h"
+#include "block_int.h"
+#include "qemu-timer.h"
+#include "sysemu.h"
+#include "ppc_mac.h"
+#include "mac_dbdma.h"
+#include "sh.h"
+#include "dma.h"
/* debug IDE devices */
//#define DEBUG_IDE
#define WIN_WRITEDMA_ONCE 0xCB /* 28-Bit - without retries */
#define WIN_WRITEDMA_QUEUED 0xCC /* write sectors using Queued DMA transfers */
#define CFA_WRITE_MULTI_WO_ERASE 0xCD /* CFA Write multiple without erase */
-#define WIN_GETMEDIASTATUS 0xDA
+#define WIN_GETMEDIASTATUS 0xDA
#define WIN_ACKMEDIACHANGE 0xDB /* ATA-1, ATA-2 vendor */
#define WIN_POSTBOOT 0xDC
#define WIN_PREBOOT 0xDD
/* set to 1 set disable mult support */
#define MAX_MULT_SECTORS 16
+#define IDE_DMA_BUF_SECTORS 256
+
+#if (IDE_DMA_BUF_SECTORS < MAX_MULT_SECTORS)
+#error "IDE_DMA_BUF_SECTORS must be bigger or equal to MAX_MULT_SECTORS"
+#endif
+
/* ATAPI defines */
#define ATAPI_PACKET_SIZE 12
#define GPCMD_VERIFY_10 0x2f
#define GPCMD_WRITE_10 0x2a
#define GPCMD_WRITE_AND_VERIFY_10 0x2e
-/* This is listed as optional in ATAPI 2.6, but is (curiously)
+/* This is listed as optional in ATAPI 2.6, but is (curiously)
* missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji
* Table 377 as an MMC command for SCSi devices though... Most ATAPI
* drives support it. */
#define GPCMD_SET_SPEED 0xbb
-/* This seems to be a SCSI specific CD-ROM opcode
+/* This seems to be a SCSI specific CD-ROM opcode
* to play data at track/index */
#define GPCMD_PLAYAUDIO_TI 0x48
/*
* older drives only.
*/
#define GPCMD_GET_MEDIA_STATUS 0xda
+#define GPCMD_MODE_SENSE_6 0x1a
/* Mode page codes for mode sense/set */
#define GPMODE_R_W_ERROR_PAGE 0x01
* of MODE_SENSE_POWER_PAGE */
#define GPMODE_CDROM_PAGE 0x0d
+/*
+ * Based on values from <linux/cdrom.h> but extending CD_MINS
+ * to the maximum common size allowed by the Orange's Book ATIP
+ *
+ * 90 and 99 min CDs are also available but using them as the
+ * upper limit reduces the effectiveness of the heuristic to
+ * detect DVDs burned to less than 25% of their maximum capacity
+ */
+
+/* Some generally useful CD-ROM information */
+#define CD_MINS 80 /* max. minutes per CD */
+#define CD_SECS 60 /* seconds per minute */
+#define CD_FRAMES 75 /* frames per second */
+#define CD_FRAMESIZE 2048 /* bytes per frame, "cooked" mode */
+#define CD_MAX_BYTES (CD_MINS * CD_SECS * CD_FRAMES * CD_FRAMESIZE)
+#define CD_MAX_SECTORS (CD_MAX_BYTES / 512)
+
+/*
+ * The MMC values are not IDE specific and might need to be moved
+ * to a common header if they are also needed for the SCSI emulation
+ */
+
+/* Profile list from MMC-6 revision 1 table 91 */
+#define MMC_PROFILE_NONE 0x0000
+#define MMC_PROFILE_CD_ROM 0x0008
+#define MMC_PROFILE_CD_R 0x0009
+#define MMC_PROFILE_CD_RW 0x000A
+#define MMC_PROFILE_DVD_ROM 0x0010
+#define MMC_PROFILE_DVD_R_SR 0x0011
+#define MMC_PROFILE_DVD_RAM 0x0012
+#define MMC_PROFILE_DVD_RW_RO 0x0013
+#define MMC_PROFILE_DVD_RW_SR 0x0014
+#define MMC_PROFILE_DVD_R_DL_SR 0x0015
+#define MMC_PROFILE_DVD_R_DL_JR 0x0016
+#define MMC_PROFILE_DVD_RW_DL 0x0017
+#define MMC_PROFILE_DVD_DDR 0x0018
+#define MMC_PROFILE_DVD_PLUS_RW 0x001A
+#define MMC_PROFILE_DVD_PLUS_R 0x001B
+#define MMC_PROFILE_DVD_PLUS_RW_DL 0x002A
+#define MMC_PROFILE_DVD_PLUS_R_DL 0x002B
+#define MMC_PROFILE_BD_ROM 0x0040
+#define MMC_PROFILE_BD_R_SRM 0x0041
+#define MMC_PROFILE_BD_R_RRM 0x0042
+#define MMC_PROFILE_BD_RE 0x0043
+#define MMC_PROFILE_HDDVD_ROM 0x0050
+#define MMC_PROFILE_HDDVD_R 0x0051
+#define MMC_PROFILE_HDDVD_RAM 0x0052
+#define MMC_PROFILE_HDDVD_RW 0x0053
+#define MMC_PROFILE_HDDVD_R_DL 0x0058
+#define MMC_PROFILE_HDDVD_RW_DL 0x005A
+#define MMC_PROFILE_INVALID 0xFFFF
+
#define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */
#define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */
#define ATAPI_INT_REASON_REL 0x04
#define ASC_ILLEGAL_OPCODE 0x20
#define ASC_LOGICAL_BLOCK_OOR 0x21
#define ASC_INV_FIELD_IN_CMD_PACKET 0x24
+#define ASC_MEDIUM_MAY_HAVE_CHANGED 0x28
+#define ASC_INCOMPATIBLE_FORMAT 0x30
#define ASC_MEDIUM_NOT_PRESENT 0x3a
#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
PCIDevice *pci_dev;
struct BMDMAState *bmdma;
int drive_serial;
+ char drive_serial_str[21];
/* ide regs */
uint8_t feature;
uint8_t error;
/* set for lba48 access */
uint8_t lba48;
/* depends on bit 4 in select, only meaningful for drive 0 */
- struct IDEState *cur_drive;
+ struct IDEState *cur_drive;
BlockDriverState *bs;
/* ATAPI specific */
uint8_t sense_key;
int atapi_dma; /* true if dma is requested for the packet cmd */
/* ATA DMA state */
int io_buffer_size;
+ QEMUSGList sg;
/* PIO transfer handling */
int req_nb_sectors; /* number of sectors per interrupt */
EndTransferFunc *end_transfer_func;
uint8_t *data_ptr;
uint8_t *data_end;
- uint8_t io_buffer[MAX_MULT_SECTORS*512 + 4];
- QEMUTimer *sector_write_timer; /* only used for win2k instal hack */
+ uint8_t *io_buffer;
+ QEMUTimer *sector_write_timer; /* only used for win2k install hack */
uint32_t irq_count; /* counts IRQs when using win2k install hack */
/* CF-ATA extended error */
uint8_t ext_error;
uint32_t mdata_size;
uint8_t *mdata_storage;
int media_changed;
+ /* for pmac */
+ int is_read;
} IDEState;
+/* XXX: DVDs that could fit on a CD will be reported as a CD */
+static inline int media_present(IDEState *s)
+{
+ return (s->nb_sectors > 0);
+}
+
+static inline int media_is_dvd(IDEState *s)
+{
+ return (media_present(s) && s->nb_sectors > CD_MAX_SECTORS);
+}
+
+static inline int media_is_cd(IDEState *s)
+{
+ return (media_present(s) && s->nb_sectors <= CD_MAX_SECTORS);
+}
+
#define BM_STATUS_DMAING 0x01
#define BM_STATUS_ERROR 0x02
#define BM_STATUS_INT 0x04
+#define BM_STATUS_DMA_RETRY 0x08
+#define BM_STATUS_PIO_RETRY 0x10
#define BM_CMD_START 0x01
#define BM_CMD_READ 0x08
uint8_t cmd;
uint8_t status;
uint32_t addr;
-
+
struct PCIIDEState *pci_dev;
/* current transfer state */
uint32_t cur_addr;
IDEState *ide_if;
BlockDriverCompletionFunc *dma_cb;
BlockDriverAIOCB *aiocb;
+ struct iovec iov;
+ QEMUIOVector qiov;
+ int64_t sector_num;
+ uint32_t nsector;
} BMDMAState;
typedef struct PCIIDEState {
} PCIIDEState;
static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
+static void ide_dma_restart(IDEState *s);
static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
static void padstr(char *str, const char *src, int len)
v = *src++;
else
v = ' ';
- *(char *)((long)str ^ 1) = v;
- str++;
+ str[i^1] = v;
}
}
{
uint16_t *p;
unsigned int oldsize;
- char buf[20];
if (s->identify_set) {
memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
memset(s->io_buffer, 0, 512);
p = (uint16_t *)s->io_buffer;
put_le16(p + 0, 0x0040);
- put_le16(p + 1, s->cylinders);
+ put_le16(p + 1, s->cylinders);
put_le16(p + 3, s->heads);
put_le16(p + 4, 512 * s->sectors); /* XXX: retired, remove ? */
put_le16(p + 5, 512); /* XXX: retired, remove ? */
- put_le16(p + 6, s->sectors);
- snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
- padstr((uint8_t *)(p + 10), buf, 20); /* serial number */
+ put_le16(p + 6, s->sectors);
+ padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */
put_le16(p + 20, 3); /* XXX: retired, remove ? */
put_le16(p + 21, 512); /* cache size in sectors */
put_le16(p + 22, 4); /* ecc bytes */
- padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */
- padstr((uint8_t *)(p + 27), "QEMU HARDDISK", 40); /* model */
-#if MAX_MULT_SECTORS > 1
+ padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */
+ padstr((char *)(p + 27), "QEMU HARDDISK", 40); /* model */
+#if MAX_MULT_SECTORS > 1
put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS);
#endif
put_le16(p + 48, 1); /* dword I/O */
put_le16(p + 59, 0x100 | s->mult_sectors);
put_le16(p + 60, s->nb_sectors);
put_le16(p + 61, s->nb_sectors >> 16);
+ put_le16(p + 62, 0x07); /* single word dma0-2 supported */
put_le16(p + 63, 0x07); /* mdma0-2 supported */
put_le16(p + 65, 120);
put_le16(p + 66, 120);
static void ide_atapi_identify(IDEState *s)
{
uint16_t *p;
- char buf[20];
if (s->identify_set) {
memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
p = (uint16_t *)s->io_buffer;
/* Removable CDROM, 50us response, 12 byte packets */
put_le16(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0));
- snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
- padstr((uint8_t *)(p + 10), buf, 20); /* serial number */
+ padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */
put_le16(p + 20, 3); /* buffer type */
put_le16(p + 21, 512); /* cache size in sectors */
put_le16(p + 22, 4); /* ecc bytes */
- padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */
- padstr((uint8_t *)(p + 27), "QEMU CD-ROM", 40); /* model */
+ padstr((char *)(p + 23), QEMU_VERSION, 8); /* firmware version */
+ padstr((char *)(p + 27), "QEMU DVD-ROM", 40); /* model */
put_le16(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */
#ifdef USE_DMA_CDROM
put_le16(p + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */
put_le16(p + 53, 7); /* words 64-70, 54-58, 88 valid */
+ put_le16(p + 62, 7); /* single word dma0-2 supported */
put_le16(p + 63, 7); /* mdma0-2 supported */
put_le16(p + 64, 0x3f); /* PIO modes supported */
#else
{
uint16_t *p;
uint32_t cur_sec;
- char buf[20];
p = (uint16_t *) s->identify_data;
if (s->identify_set)
put_le16(p + 6, s->sectors); /* Default sectors per track */
put_le16(p + 7, s->nb_sectors >> 16); /* Sectors per card */
put_le16(p + 8, s->nb_sectors); /* Sectors per card */
- snprintf(buf, sizeof(buf), "QM%05d", s->drive_serial);
- padstr((uint8_t *)(p + 10), buf, 20); /* Serial number in ASCII */
+ padstr((char *)(p + 10), s->drive_serial_str, 20); /* serial number */
put_le16(p + 22, 0x0004); /* ECC bytes */
- padstr((uint8_t *) (p + 23), QEMU_VERSION, 8); /* Firmware Revision */
- padstr((uint8_t *) (p + 27), "QEMU MICRODRIVE", 40);/* Model number */
+ padstr((char *) (p + 23), QEMU_VERSION, 8); /* Firmware Revision */
+ padstr((char *) (p + 27), "QEMU MICRODRIVE", 40);/* Model number */
#if MAX_MULT_SECTORS > 1
put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS);
#else
s->error = ABRT_ERR;
}
+static inline void ide_dma_submit_check(IDEState *s,
+ BlockDriverCompletionFunc *dma_cb, BMDMAState *bm)
+{
+ if (bm->aiocb)
+ return;
+ dma_cb(bm, -1);
+}
+
static inline void ide_set_irq(IDEState *s)
{
BMDMAState *bm = s->bmdma;
}
/* prepare data transfer and tell what to do after */
-static void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
+static void ide_transfer_start(IDEState *s, uint8_t *buf, int size,
EndTransferFunc *end_transfer_func)
{
s->end_transfer_func = end_transfer_func;
}
}
+static void ide_rw_error(IDEState *s) {
+ ide_abort_command(s);
+ ide_set_irq(s);
+}
+
static void ide_sector_read(IDEState *s)
{
int64_t sector_num;
ide_transfer_stop(s);
} else {
#if defined(DEBUG_IDE)
- printf("read sector=%Ld\n", sector_num);
+ printf("read sector=%" PRId64 "\n", sector_num);
#endif
if (n > s->req_nb_sectors)
n = s->req_nb_sectors;
ret = bdrv_read(s->bs, sector_num, s->io_buffer, n);
+ if (ret != 0) {
+ ide_rw_error(s);
+ return;
+ }
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_read);
ide_set_irq(s);
ide_set_sector(s, sector_num + n);
}
}
+
+/* return 0 if buffer completed */
+static int dma_buf_prepare(BMDMAState *bm, int is_write)
+{
+ IDEState *s = bm->ide_if;
+ struct {
+ uint32_t addr;
+ uint32_t size;
+ } prd;
+ int l, len;
+
+ qemu_sglist_init(&s->sg, s->nsector / (TARGET_PAGE_SIZE/512) + 1);
+ s->io_buffer_size = 0;
+ for(;;) {
+ if (bm->cur_prd_len == 0) {
+ /* end of table (with a fail safe of one page) */
+ if (bm->cur_prd_last ||
+ (bm->cur_addr - bm->addr) >= 4096)
+ return s->io_buffer_size != 0;
+ cpu_physical_memory_read(bm->cur_addr, (uint8_t *)&prd, 8);
+ bm->cur_addr += 8;
+ prd.addr = le32_to_cpu(prd.addr);
+ prd.size = le32_to_cpu(prd.size);
+ len = prd.size & 0xfffe;
+ if (len == 0)
+ len = 0x10000;
+ bm->cur_prd_len = len;
+ bm->cur_prd_addr = prd.addr;
+ bm->cur_prd_last = (prd.size & 0x80000000);
+ }
+ l = bm->cur_prd_len;
+ if (l > 0) {
+ qemu_sglist_add(&s->sg, bm->cur_prd_addr, l);
+ bm->cur_prd_addr += l;
+ bm->cur_prd_len -= l;
+ s->io_buffer_size += l;
+ }
+ }
+ return 1;
+}
+
+static void dma_buf_commit(IDEState *s, int is_write)
+{
+ qemu_sglist_destroy(&s->sg);
+}
+
+static void ide_dma_error(IDEState *s)
+{
+ ide_transfer_stop(s);
+ s->error = ABRT_ERR;
+ s->status = READY_STAT | ERR_STAT;
+ ide_set_irq(s);
+}
+
+static int ide_handle_write_error(IDEState *s, int error, int op)
+{
+ BlockInterfaceErrorAction action = drive_get_onerror(s->bs);
+
+ if (action == BLOCK_ERR_IGNORE)
+ return 0;
+
+ if ((error == ENOSPC && action == BLOCK_ERR_STOP_ENOSPC)
+ || action == BLOCK_ERR_STOP_ANY) {
+ s->bmdma->ide_if = s;
+ s->bmdma->status |= op;
+ vm_stop(0);
+ } else {
+ if (op == BM_STATUS_DMA_RETRY) {
+ dma_buf_commit(s, 0);
+ ide_dma_error(s);
+ } else {
+ ide_rw_error(s);
+ }
+ }
+
+ return 1;
+}
+
/* return 0 if buffer completed */
static int dma_buf_rw(BMDMAState *bm, int is_write)
{
for(;;) {
l = s->io_buffer_size - s->io_buffer_index;
- if (l <= 0)
+ if (l <= 0)
break;
if (bm->cur_prd_len == 0) {
/* end of table (with a fail safe of one page) */
l = bm->cur_prd_len;
if (l > 0) {
if (is_write) {
- cpu_physical_memory_write(bm->cur_prd_addr,
+ cpu_physical_memory_write(bm->cur_prd_addr,
s->io_buffer + s->io_buffer_index, l);
} else {
- cpu_physical_memory_read(bm->cur_prd_addr,
+ cpu_physical_memory_read(bm->cur_prd_addr,
s->io_buffer + s->io_buffer_index, l);
}
bm->cur_prd_addr += l;
return 1;
}
-/* XXX: handle errors */
static void ide_read_dma_cb(void *opaque, int ret)
{
BMDMAState *bm = opaque;
int n;
int64_t sector_num;
+ if (ret < 0) {
+ dma_buf_commit(s, 1);
+ ide_dma_error(s);
+ return;
+ }
+
n = s->io_buffer_size >> 9;
sector_num = ide_get_sector(s);
if (n > 0) {
+ dma_buf_commit(s, 1);
sector_num += n;
ide_set_sector(s, sector_num);
s->nsector -= n;
- if (dma_buf_rw(bm, 1) == 0)
- goto eot;
}
/* end of transfer ? */
/* launch next transfer */
n = s->nsector;
- if (n > MAX_MULT_SECTORS)
- n = MAX_MULT_SECTORS;
s->io_buffer_index = 0;
s->io_buffer_size = n * 512;
+ if (dma_buf_prepare(bm, 1) == 0)
+ goto eot;
#ifdef DEBUG_AIO
- printf("aio_read: sector_num=%lld n=%d\n", sector_num, n);
+ printf("aio_read: sector_num=%" PRId64 " n=%d\n", sector_num, n);
#endif
- bm->aiocb = bdrv_aio_read(s->bs, sector_num, s->io_buffer, n,
- ide_read_dma_cb, bm);
+ bm->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num, ide_read_dma_cb, bm);
+ ide_dma_submit_check(s, ide_read_dma_cb, bm);
}
static void ide_sector_read_dma(IDEState *s)
s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
s->io_buffer_index = 0;
s->io_buffer_size = 0;
+ s->is_read = 1;
ide_dma_start(s, ide_read_dma_cb);
}
s->status = READY_STAT | SEEK_STAT;
sector_num = ide_get_sector(s);
#if defined(DEBUG_IDE)
- printf("write sector=%Ld\n", sector_num);
+ printf("write sector=%" PRId64 "\n", sector_num);
#endif
n = s->nsector;
if (n > s->req_nb_sectors)
n = s->req_nb_sectors;
ret = bdrv_write(s->bs, sector_num, s->io_buffer, n);
+
+ if (ret != 0) {
+ if (ide_handle_write_error(s, -ret, BM_STATUS_PIO_RETRY))
+ return;
+ }
+
s->nsector -= n;
if (s->nsector == 0) {
/* no more sectors to write */
ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write);
}
ide_set_sector(s, sector_num + n);
-
+
#ifdef TARGET_I386
if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
/* It seems there is a bug in the Windows 2000 installer HDD
}
}
-/* XXX: handle errors */
+static void ide_dma_restart_cb(void *opaque, int running, int reason)
+{
+ BMDMAState *bm = opaque;
+ if (!running)
+ return;
+ if (bm->status & BM_STATUS_DMA_RETRY) {
+ bm->status &= ~BM_STATUS_DMA_RETRY;
+ ide_dma_restart(bm->ide_if);
+ } else if (bm->status & BM_STATUS_PIO_RETRY) {
+ bm->status &= ~BM_STATUS_PIO_RETRY;
+ ide_sector_write(bm->ide_if);
+ }
+}
+
static void ide_write_dma_cb(void *opaque, int ret)
{
BMDMAState *bm = opaque;
int n;
int64_t sector_num;
+ if (ret < 0) {
+ if (ide_handle_write_error(s, -ret, BM_STATUS_DMA_RETRY))
+ return;
+ }
+
n = s->io_buffer_size >> 9;
sector_num = ide_get_sector(s);
if (n > 0) {
+ dma_buf_commit(s, 0);
sector_num += n;
ide_set_sector(s, sector_num);
s->nsector -= n;
return;
}
- /* launch next transfer */
n = s->nsector;
- if (n > MAX_MULT_SECTORS)
- n = MAX_MULT_SECTORS;
- s->io_buffer_index = 0;
s->io_buffer_size = n * 512;
-
- if (dma_buf_rw(bm, 0) == 0)
+ /* launch next transfer */
+ if (dma_buf_prepare(bm, 0) == 0)
goto eot;
#ifdef DEBUG_AIO
- printf("aio_write: sector_num=%lld n=%d\n", sector_num, n);
+ printf("aio_write: sector_num=%" PRId64 " n=%d\n", sector_num, n);
#endif
- bm->aiocb = bdrv_aio_write(s->bs, sector_num, s->io_buffer, n,
- ide_write_dma_cb, bm);
+ bm->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num, ide_write_dma_cb, bm);
+ ide_dma_submit_check(s, ide_write_dma_cb, bm);
}
static void ide_sector_write_dma(IDEState *s)
s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
s->io_buffer_index = 0;
s->io_buffer_size = 0;
+ s->is_read = 0;
ide_dma_start(s, ide_write_dma_cb);
}
static void ide_atapi_cmd_ok(IDEState *s)
{
s->error = 0;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
ide_set_irq(s);
}
ide_set_irq(s);
}
+static void ide_atapi_cmd_check_status(IDEState *s)
+{
+#ifdef DEBUG_IDE_ATAPI
+ printf("atapi_cmd_check_status\n");
+#endif
+ s->error = MC_ERR | (SENSE_UNIT_ATTENTION << 4);
+ s->status = ERR_STAT;
+ s->nsector = 0;
+ ide_set_irq(s);
+}
+
static inline void cpu_to_ube16(uint8_t *buf, int val)
{
buf[0] = val >> 8;
- buf[1] = val;
+ buf[1] = val & 0xff;
}
static inline void cpu_to_ube32(uint8_t *buf, unsigned int val)
buf[0] = val >> 24;
buf[1] = val >> 16;
buf[2] = val >> 8;
- buf[3] = val;
+ buf[3] = val & 0xff;
}
static inline int ube16_to_cpu(const uint8_t *buf)
memset(buf, 0, 288);
}
-static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
+static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
int sector_size)
{
int ret;
{
/* XXX: handle more errors */
if (ret == -ENOMEDIUM) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
} else {
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_LOGICAL_BLOCK_OOR);
}
}
{
int byte_count_limit, size, ret;
#ifdef DEBUG_IDE_ATAPI
- printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
+ printf("reply: tx_size=%d elem_tx_size=%d index=%d\n",
s->packet_transfer_size,
s->elementary_transfer_size,
s->io_buffer_index);
if (s->packet_transfer_size <= 0) {
/* end of transfer */
ide_transfer_stop(s);
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
ide_set_irq(s);
#ifdef DEBUG_IDE_ATAPI
size = s->cd_sector_size - s->io_buffer_index;
if (size > s->elementary_transfer_size)
size = s->elementary_transfer_size;
- ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
+ ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
size, ide_atapi_cmd_reply_end);
s->packet_transfer_size -= size;
s->elementary_transfer_size -= size;
if (size > (s->cd_sector_size - s->io_buffer_index))
size = (s->cd_sector_size - s->io_buffer_index);
}
- ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
+ ide_transfer_start(s, s->io_buffer + s->io_buffer_index,
size, ide_atapi_cmd_reply_end);
s->packet_transfer_size -= size;
s->elementary_transfer_size -= size;
s->io_buffer_index = 0;
if (s->atapi_dma) {
- s->status = READY_STAT | DRQ_STAT;
+ s->status = READY_STAT | SEEK_STAT | DRQ_STAT;
ide_dma_start(s, ide_atapi_cmd_read_dma_cb);
} else {
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_atapi_cmd_reply_end(s);
}
}
s->io_buffer_index = sector_size;
s->cd_sector_size = sector_size;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_atapi_cmd_reply_end(s);
}
}
if (s->packet_transfer_size <= 0) {
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
ide_set_irq(s);
eot:
bm->aiocb = NULL;
return;
}
-
+
s->io_buffer_index = 0;
if (s->cd_sector_size == 2352) {
n = 1;
data_offset = 16;
} else {
n = s->packet_transfer_size >> 11;
- if (n > (MAX_MULT_SECTORS / 4))
- n = (MAX_MULT_SECTORS / 4);
+ if (n > (IDE_DMA_BUF_SECTORS / 4))
+ n = (IDE_DMA_BUF_SECTORS / 4);
s->io_buffer_size = n * 2048;
data_offset = 0;
}
#ifdef DEBUG_AIO
printf("aio_read_cd: lba=%u n=%d\n", s->lba, n);
#endif
- bm->aiocb = bdrv_aio_read(s->bs, (int64_t)s->lba << 2,
- s->io_buffer + data_offset, n * 4,
- ide_atapi_cmd_read_dma_cb, bm);
+ bm->iov.iov_base = (void *)(s->io_buffer + data_offset);
+ bm->iov.iov_len = n * 4 * 512;
+ qemu_iovec_init_external(&bm->qiov, &bm->iov, 1);
+ bm->aiocb = bdrv_aio_readv(s->bs, (int64_t)s->lba << 2, &bm->qiov,
+ n * 4, ide_atapi_cmd_read_dma_cb, bm);
if (!bm->aiocb) {
/* Note: media not present is the most likely case */
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
goto eot;
}
s->cd_sector_size = sector_size;
/* XXX: check if BUSY_STAT should be set */
- s->status = READY_STAT | DRQ_STAT | BUSY_STAT;
+ s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
ide_dma_start(s, ide_atapi_cmd_read_dma_cb);
}
-static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors,
+static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors,
int sector_size)
{
#ifdef DEBUG_IDE_ATAPI
}
}
+static inline uint8_t ide_atapi_set_profile(uint8_t *buf, uint8_t *index,
+ uint16_t profile)
+{
+ uint8_t *buf_profile = buf + 12; /* start of profiles */
+
+ buf_profile += ((*index) * 4); /* start of indexed profile */
+ cpu_to_ube16 (buf_profile, profile);
+ buf_profile[2] = ((buf_profile[0] == buf[6]) && (buf_profile[1] == buf[7]));
+
+ /* each profile adds 4 bytes to the response */
+ (*index)++;
+ buf[11] += 4; /* Additional Length */
+
+ return 4;
+}
+
+static int ide_dvd_read_structure(IDEState *s, int format,
+ const uint8_t *packet, uint8_t *buf)
+{
+ switch (format) {
+ case 0x0: /* Physical format information */
+ {
+ int layer = packet[6];
+ uint64_t total_sectors;
+
+ if (layer != 0)
+ return -ASC_INV_FIELD_IN_CMD_PACKET;
+
+ bdrv_get_geometry(s->bs, &total_sectors);
+ total_sectors >>= 2;
+ if (total_sectors == 0)
+ return -ASC_MEDIUM_NOT_PRESENT;
+
+ buf[4] = 1; /* DVD-ROM, part version 1 */
+ buf[5] = 0xf; /* 120mm disc, minimum rate unspecified */
+ buf[6] = 1; /* one layer, read-only (per MMC-2 spec) */
+ buf[7] = 0; /* default densities */
+
+ /* FIXME: 0x30000 per spec? */
+ cpu_to_ube32(buf + 8, 0); /* start sector */
+ cpu_to_ube32(buf + 12, total_sectors - 1); /* end sector */
+ cpu_to_ube32(buf + 16, total_sectors - 1); /* l0 end sector */
+
+ /* Size of buffer, not including 2 byte size field */
+ cpu_to_be16wu((uint16_t *)buf, 2048 + 2);
+
+ /* 2k data + 4 byte header */
+ return (2048 + 4);
+ }
+
+ case 0x01: /* DVD copyright information */
+ buf[4] = 0; /* no copyright data */
+ buf[5] = 0; /* no region restrictions */
+
+ /* Size of buffer, not including 2 byte size field */
+ cpu_to_be16wu((uint16_t *)buf, 4 + 2);
+
+ /* 4 byte header + 4 byte data */
+ return (4 + 4);
+
+ case 0x03: /* BCA information - invalid field for no BCA info */
+ return -ASC_INV_FIELD_IN_CMD_PACKET;
+
+ case 0x04: /* DVD disc manufacturing information */
+ /* Size of buffer, not including 2 byte size field */
+ cpu_to_be16wu((uint16_t *)buf, 2048 + 2);
+
+ /* 2k data + 4 byte header */
+ return (2048 + 4);
+
+ case 0xff:
+ /*
+ * This lists all the command capabilities above. Add new ones
+ * in order and update the length and buffer return values.
+ */
+
+ buf[4] = 0x00; /* Physical format */
+ buf[5] = 0x40; /* Not writable, is readable */
+ cpu_to_be16wu((uint16_t *)(buf + 6), 2048 + 4);
+
+ buf[8] = 0x01; /* Copyright info */
+ buf[9] = 0x40; /* Not writable, is readable */
+ cpu_to_be16wu((uint16_t *)(buf + 10), 4 + 4);
+
+ buf[12] = 0x03; /* BCA info */
+ buf[13] = 0x40; /* Not writable, is readable */
+ cpu_to_be16wu((uint16_t *)(buf + 14), 188 + 4);
+
+ buf[16] = 0x04; /* Manufacturing info */
+ buf[17] = 0x40; /* Not writable, is readable */
+ cpu_to_be16wu((uint16_t *)(buf + 18), 2048 + 4);
+
+ /* Size of buffer, not including 2 byte size field */
+ cpu_to_be16wu((uint16_t *)buf, 16 + 2);
+
+ /* data written + 4 byte header */
+ return (16 + 4);
+
+ default: /* TODO: formats beyond DVD-ROM requires */
+ return -ASC_INV_FIELD_IN_CMD_PACKET;
+ }
+}
+
static void ide_atapi_cmd(IDEState *s)
{
const uint8_t *packet;
printf("\n");
}
#endif
+ /* If there's a UNIT_ATTENTION condition pending, only
+ REQUEST_SENSE and INQUIRY commands are allowed to complete. */
+ if (s->sense_key == SENSE_UNIT_ATTENTION &&
+ s->io_buffer[0] != GPCMD_REQUEST_SENSE &&
+ s->io_buffer[0] != GPCMD_INQUIRY) {
+ ide_atapi_cmd_check_status(s);
+ return;
+ }
switch(s->io_buffer[0]) {
case GPCMD_TEST_UNIT_READY:
if (bdrv_is_inserted(s->bs)) {
ide_atapi_cmd_ok(s);
} else {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
}
break;
+ case GPCMD_MODE_SENSE_6:
case GPCMD_MODE_SENSE_10:
{
int action, code;
- max_len = ube16_to_cpu(packet + 7);
+ if (packet[0] == GPCMD_MODE_SENSE_10)
+ max_len = ube16_to_cpu(packet + 7);
+ else
+ max_len = packet[4];
action = packet[2] >> 6;
code = packet[2] & 0x3f;
switch(action) {
buf[9] = 0x12;
buf[10] = 0x00;
buf[11] = 0x00;
-
- buf[12] = 0x70;
+
+ /* Claim PLAY_AUDIO capability (0x01) since some Linux
+ code checks for this to automount media. */
+ buf[12] = 0x71;
buf[13] = 3 << 5;
buf[14] = (1 << 0) | (1 << 3) | (1 << 5);
if (bdrv_is_locked(s->bs))
goto error_cmd;
default:
case 3: /* saved values */
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_SAVING_PARAMETERS_NOT_SUPPORTED);
break;
}
buf[2] = s->sense_key;
buf[7] = 10;
buf[12] = s->asc;
+ if (s->sense_key == SENSE_UNIT_ATTENTION)
+ s->sense_key = SENSE_NONE;
ide_atapi_cmd_reply(s, 18, max_len);
break;
case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL:
bdrv_set_locked(s->bs, packet[4] & 1);
ide_atapi_cmd_ok(s);
} else {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
}
break;
ide_atapi_cmd_read(s, lba, nb_sectors, 2352);
break;
default:
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_INV_FIELD_IN_CMD_PACKET);
break;
}
break;
case GPCMD_SEEK:
{
- int lba;
- int64_t total_sectors;
+ unsigned int lba;
+ uint64_t total_sectors;
bdrv_get_geometry(s->bs, &total_sectors);
total_sectors >>= 2;
- if (total_sectors <= 0) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ if (total_sectors == 0) {
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
break;
}
lba = ube32_to_cpu(packet + 2);
if (lba >= total_sectors) {
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_LOGICAL_BLOCK_OOR);
break;
}
int start, eject;
start = packet[4] & 1;
eject = (packet[4] >> 1) & 1;
-
+
if (eject && !start) {
/* eject the disk */
bdrv_eject(s->bs, 1);
case GPCMD_READ_TOC_PMA_ATIP:
{
int format, msf, start_track, len;
- int64_t total_sectors;
+ uint64_t total_sectors;
bdrv_get_geometry(s->bs, &total_sectors);
total_sectors >>= 2;
- if (total_sectors <= 0) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ if (total_sectors == 0) {
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
break;
}
break;
default:
error_cmd:
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_INV_FIELD_IN_CMD_PACKET);
break;
}
break;
case GPCMD_READ_CDVD_CAPACITY:
{
- int64_t total_sectors;
+ uint64_t total_sectors;
bdrv_get_geometry(s->bs, &total_sectors);
total_sectors >>= 2;
- if (total_sectors <= 0) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ if (total_sectors == 0) {
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
break;
}
ide_atapi_cmd_reply(s, 8, 8);
}
break;
+ case GPCMD_READ_DVD_STRUCTURE:
+ {
+ int media = packet[1];
+ int format = packet[7];
+ int ret;
+
+ max_len = ube16_to_cpu(packet + 8);
+
+ if (format < 0xff) {
+ if (media_is_cd(s)) {
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INCOMPATIBLE_FORMAT);
+ break;
+ } else if (!media_present(s)) {
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INV_FIELD_IN_CMD_PACKET);
+ break;
+ }
+ }
+
+ memset(buf, 0, max_len > IDE_DMA_BUF_SECTORS * 512 + 4 ?
+ IDE_DMA_BUF_SECTORS * 512 + 4 : max_len);
+
+ switch (format) {
+ case 0x00 ... 0x7f:
+ case 0xff:
+ if (media == 0) {
+ ret = ide_dvd_read_structure(s, format, packet, buf);
+
+ if (ret < 0)
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, -ret);
+ else
+ ide_atapi_cmd_reply(s, ret, max_len);
+
+ break;
+ }
+ /* TODO: BD support, fall through for now */
+
+ /* Generic disk structures */
+ case 0x80: /* TODO: AACS volume identifier */
+ case 0x81: /* TODO: AACS media serial number */
+ case 0x82: /* TODO: AACS media identifier */
+ case 0x83: /* TODO: AACS media key block */
+ case 0x90: /* TODO: List of recognized format layers */
+ case 0xc0: /* TODO: Write protection status */
+ default:
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INV_FIELD_IN_CMD_PACKET);
+ break;
+ }
+ }
+ break;
+ case GPCMD_SET_SPEED:
+ ide_atapi_cmd_ok(s);
+ break;
case GPCMD_INQUIRY:
max_len = packet[4];
buf[0] = 0x05; /* CD-ROM */
buf[6] = 0; /* reserved */
buf[7] = 0; /* reserved */
padstr8(buf + 8, 8, "QEMU");
- padstr8(buf + 16, 16, "QEMU CD-ROM");
+ padstr8(buf + 16, 16, "QEMU DVD-ROM");
padstr8(buf + 32, 4, QEMU_VERSION);
ide_atapi_cmd_reply(s, 36, max_len);
break;
+ case GPCMD_GET_CONFIGURATION:
+ {
+ uint32_t len;
+ uint8_t index = 0;
+
+ /* only feature 0 is supported */
+ if (packet[2] != 0 || packet[3] != 0) {
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INV_FIELD_IN_CMD_PACKET);
+ break;
+ }
+
+ /* XXX: could result in alignment problems in some architectures */
+ max_len = ube16_to_cpu(packet + 7);
+
+ /*
+ * XXX: avoid overflow for io_buffer if max_len is bigger than
+ * the size of that buffer (dimensioned to max number of
+ * sectors to transfer at once)
+ *
+ * Only a problem if the feature/profiles grow.
+ */
+ if (max_len > 512) /* XXX: assume 1 sector */
+ max_len = 512;
+
+ memset(buf, 0, max_len);
+ /*
+ * the number of sectors from the media tells us which profile
+ * to use as current. 0 means there is no media
+ */
+ if (media_is_dvd(s))
+ cpu_to_ube16(buf + 6, MMC_PROFILE_DVD_ROM);
+ else if (media_is_cd(s))
+ cpu_to_ube16(buf + 6, MMC_PROFILE_CD_ROM);
+
+ buf[10] = 0x02 | 0x01; /* persistent and current */
+ len = 12; /* headers: 8 + 4 */
+ len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_DVD_ROM);
+ len += ide_atapi_set_profile(buf, &index, MMC_PROFILE_CD_ROM);
+ cpu_to_ube32(buf, len - 4); /* data length */
+
+ ide_atapi_cmd_reply(s, len, max_len);
+ break;
+ }
default:
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_ILLEGAL_OPCODE);
break;
}
static void cdrom_change_cb(void *opaque)
{
IDEState *s = opaque;
- int64_t nb_sectors;
+ uint64_t nb_sectors;
- /* XXX: send interrupt too */
bdrv_get_geometry(s->bs, &nb_sectors);
s->nb_sectors = nb_sectors;
+
+ s->sense_key = SENSE_UNIT_ATTENTION;
+ s->asc = ASC_MEDIUM_MAY_HAVE_CHANGED;
+
+ ide_set_irq(s);
}
static void ide_cmd_lba48_transform(IDEState *s, int lba48)
#endif
addr &= 7;
+
+ /* ignore writes to command block while busy with previous command */
+ if (addr != 7 && (ide_if->cur_drive->status & (BUSY_STAT|DRQ_STAT)))
+ return;
+
switch(addr) {
case 0:
break;
#endif
s = ide_if->cur_drive;
/* ignore commands to non existant slave */
- if (s != ide_if && !s->bs)
+ if (s != ide_if && !s->bs)
+ break;
+
+ /* Only DEVICE RESET is allowed while BSY or/and DRQ are set */
+ if ((s->status & (BUSY_STAT|DRQ_STAT)) && val != WIN_DEVICE_RESET)
break;
switch(val) {
if (s->is_cf && s->nsector == 0) {
/* Disable Read and Write Multiple */
s->mult_sectors = 0;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
} else if ((s->nsector & 0xff) != 0 &&
((s->nsector & 0xff) > MAX_MULT_SECTORS ||
(s->nsector & (s->nsector - 1)) != 0)) {
ide_abort_command(s);
} else {
s->mult_sectors = s->nsector & 0xff;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
}
ide_set_irq(s);
break;
case WIN_VERIFY_ONCE:
/* do sector number check ? */
ide_cmd_lba48_transform(s, lba48);
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
case WIN_READ_EXT:
lba48 = 1;
case WIN_READ:
case WIN_READ_ONCE:
- if (!s->bs)
+ if (!s->bs)
goto abort_cmd;
ide_cmd_lba48_transform(s, lba48);
s->req_nb_sectors = 1;
lba48 = 1;
case WIN_READDMA:
case WIN_READDMA_ONCE:
- if (!s->bs)
+ if (!s->bs)
goto abort_cmd;
ide_cmd_lba48_transform(s, lba48);
ide_sector_read_dma(s);
lba48 = 1;
case WIN_WRITEDMA:
case WIN_WRITEDMA_ONCE:
- if (!s->bs)
+ if (!s->bs)
goto abort_cmd;
ide_cmd_lba48_transform(s, lba48);
ide_sector_write_dma(s);
case WIN_READ_NATIVE_MAX:
ide_cmd_lba48_transform(s, lba48);
ide_set_sector(s, s->nb_sectors - 1);
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
case WIN_CHECKPOWERMODE1:
case WIN_CHECKPOWERMODE2:
s->nsector = 0xff; /* device active or idle */
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
case WIN_SETFEATURES:
case 0x67: /* NOP */
case 0x96: /* NOP */
case 0x9a: /* NOP */
+ case 0x42: /* enable Automatic Acoustic Mode */
+ case 0xc2: /* disable Automatic Acoustic Mode */
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
switch (s->nsector >> 3) {
case 0x00: /* pio default */
case 0x01: /* pio mode */
+ put_le16(s->identify_data + 62,0x07);
+ put_le16(s->identify_data + 63,0x07);
+ put_le16(s->identify_data + 88,0x3f);
+ break;
+ case 0x02: /* sigle word dma mode*/
+ put_le16(s->identify_data + 62,0x07 | (1 << (val + 8)));
put_le16(s->identify_data + 63,0x07);
put_le16(s->identify_data + 88,0x3f);
break;
case 0x04: /* mdma mode */
+ put_le16(s->identify_data + 62,0x07);
put_le16(s->identify_data + 63,0x07 | (1 << (val + 8)));
put_le16(s->identify_data + 88,0x3f);
break;
case 0x08: /* udma mode */
+ put_le16(s->identify_data + 62,0x07);
put_le16(s->identify_data + 63,0x07);
put_le16(s->identify_data + 88,0x3f | (1 << (val + 8)));
break;
case WIN_FLUSH_CACHE_EXT:
if (s->bs)
bdrv_flush(s->bs);
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
- case WIN_STANDBYNOW1:
+ case WIN_STANDBY:
+ case WIN_STANDBY2:
+ case WIN_STANDBYNOW1:
case WIN_STANDBYNOW2:
case WIN_IDLEIMMEDIATE:
case CFA_IDLEIMMEDIATE:
case WIN_SETIDLE1:
case WIN_SETIDLE2:
- s->status = READY_STAT;
+ case WIN_SLEEPNOW1:
+ case WIN_SLEEPNOW2:
+ s->status = READY_STAT;
+ ide_set_irq(s);
+ break;
+ case WIN_SEEK:
+ if(s->is_cdrom)
+ goto abort_cmd;
+ /* XXX: Check that seek is within bounds */
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
/* ATAPI commands */
break;
case WIN_DIAGNOSE:
ide_set_signature(s);
- s->status = 0x00; /* NOTE: READY is _not_ set */
- s->error = 0x01;
+ if (s->is_cdrom)
+ s->status = 0; /* ATAPI spec (v6) section 9.10 defines packet
+ * devices to return a clear status register
+ * with READY_STAT *not* set. */
+ else
+ s->status = READY_STAT | SEEK_STAT;
+ s->error = 0x01; /* Device 0 passed, Device 1 passed or not
+ * present.
+ */
+ ide_set_irq(s);
break;
case WIN_SRST:
if (!s->is_cdrom)
/* overlapping commands not supported */
if (s->feature & 0x02)
goto abort_cmd;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
s->atapi_dma = s->feature & 1;
s->nsector = 1;
- ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE,
+ ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE,
ide_atapi_cmd);
break;
/* CF-ATA commands */
if (!s->is_cf)
goto abort_cmd;
s->error = 0x09; /* miscellaneous error */
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
case CFA_ERASE_SECTORS:
if (val == CFA_ERASE_SECTORS)
s->media_changed = 1;
s->error = 0x00;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
case CFA_TRANSLATE_SECTOR:
if (!s->is_cf)
goto abort_cmd;
s->error = 0x00;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
memset(s->io_buffer, 0, 0x200);
s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */
s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */
default:
goto abort_cmd;
}
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
break;
default:
ret = 0xff;
break;
case 1:
- if (!ide_if[0].bs && !ide_if[1].bs)
+ if ((!ide_if[0].bs && !ide_if[1].bs) ||
+ (s != ide_if && !s->bs))
ret = 0;
else if (!hob)
ret = s->error;
IDEState *s = ((IDEState *)opaque)->cur_drive;
uint8_t *p;
+ /* PIO data access allowed only when DRQ bit is set */
+ if (!(s->status & DRQ_STAT))
+ return;
+
p = s->data_ptr;
*(uint16_t *)p = le16_to_cpu(val);
p += 2;
IDEState *s = ((IDEState *)opaque)->cur_drive;
uint8_t *p;
int ret;
+
+ /* PIO data access allowed only when DRQ bit is set */
+ if (!(s->status & DRQ_STAT))
+ return 0;
+
p = s->data_ptr;
ret = cpu_to_le16(*(uint16_t *)p);
p += 2;
IDEState *s = ((IDEState *)opaque)->cur_drive;
uint8_t *p;
+ /* PIO data access allowed only when DRQ bit is set */
+ if (!(s->status & DRQ_STAT))
+ return;
+
p = s->data_ptr;
*(uint32_t *)p = le32_to_cpu(val);
p += 4;
IDEState *s = ((IDEState *)opaque)->cur_drive;
uint8_t *p;
int ret;
-
+
+ /* PIO data access allowed only when DRQ bit is set */
+ if (!(s->status & DRQ_STAT))
+ return 0;
+
p = s->data_ptr;
ret = cpu_to_le32(*(uint32_t *)p);
p += 4;
s->mult_sectors = MAX_MULT_SECTORS;
s->cur_drive = s;
s->select = 0xa0;
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_set_signature(s);
/* init the transfer handler so that 0xffff is returned on data
accesses */
s->media_changed = 0;
}
-struct partition {
- uint8_t boot_ind; /* 0x80 - active */
- uint8_t head; /* starting head */
- uint8_t sector; /* starting sector */
- uint8_t cyl; /* starting cylinder */
- uint8_t sys_ind; /* What partition type */
- uint8_t end_head; /* end head */
- uint8_t end_sector; /* end sector */
- uint8_t end_cyl; /* end cylinder */
- uint32_t start_sect; /* starting sector counting from 0 */
- uint32_t nr_sects; /* nr of sectors in partition */
-} __attribute__((packed));
-
-/* try to guess the disk logical geometry from the MSDOS partition table. Return 0 if OK, -1 if could not guess */
-static int guess_disk_lchs(IDEState *s,
- int *pcylinders, int *pheads, int *psectors)
-{
- uint8_t buf[512];
- int ret, i, heads, sectors, cylinders;
- struct partition *p;
- uint32_t nr_sects;
-
- ret = bdrv_read(s->bs, 0, buf, 1);
- if (ret < 0)
- return -1;
- /* test msdos magic */
- if (buf[510] != 0x55 || buf[511] != 0xaa)
- return -1;
- for(i = 0; i < 4; i++) {
- p = ((struct partition *)(buf + 0x1be)) + i;
- nr_sects = le32_to_cpu(p->nr_sects);
- if (nr_sects && p->end_head) {
- /* We make the assumption that the partition terminates on
- a cylinder boundary */
- heads = p->end_head + 1;
- sectors = p->end_sector & 63;
- if (sectors == 0)
- continue;
- cylinders = s->nb_sectors / (heads * sectors);
- if (cylinders < 1 || cylinders > 16383)
- continue;
- *pheads = heads;
- *psectors = sectors;
- *pcylinders = cylinders;
-#if 0
- printf("guessed geometry: LCHS=%d %d %d\n",
- cylinders, heads, sectors);
-#endif
- return 0;
- }
- }
- return -1;
-}
-
static void ide_init2(IDEState *ide_state,
BlockDriverState *hd0, BlockDriverState *hd1,
qemu_irq irq)
{
IDEState *s;
static int drive_serial = 1;
- int i, cylinders, heads, secs, translation, lba_detected = 0;
- int64_t nb_sectors;
+ int i, cylinders, heads, secs;
+ uint64_t nb_sectors;
for(i = 0; i < 2; i++) {
s = ide_state + i;
s->bs = hd0;
else
s->bs = hd1;
+ s->io_buffer = qemu_blockalign(s->bs, IDE_DMA_BUF_SECTORS*512 + 4);
if (s->bs) {
bdrv_get_geometry(s->bs, &nb_sectors);
+ bdrv_guess_geometry(s->bs, &cylinders, &heads, &secs);
+ s->cylinders = cylinders;
+ s->heads = heads;
+ s->sectors = secs;
s->nb_sectors = nb_sectors;
- /* if a geometry hint is available, use it */
- bdrv_get_geometry_hint(s->bs, &cylinders, &heads, &secs);
- translation = bdrv_get_translation_hint(s->bs);
- if (cylinders != 0) {
- s->cylinders = cylinders;
- s->heads = heads;
- s->sectors = secs;
- } else {
- if (guess_disk_lchs(s, &cylinders, &heads, &secs) == 0) {
- if (heads > 16) {
- /* if heads > 16, it means that a BIOS LBA
- translation was active, so the default
- hardware geometry is OK */
- lba_detected = 1;
- goto default_geometry;
- } else {
- s->cylinders = cylinders;
- s->heads = heads;
- s->sectors = secs;
- /* disable any translation to be in sync with
- the logical geometry */
- if (translation == BIOS_ATA_TRANSLATION_AUTO) {
- bdrv_set_translation_hint(s->bs,
- BIOS_ATA_TRANSLATION_NONE);
- }
- }
- } else {
- default_geometry:
- /* if no geometry, use a standard physical disk geometry */
- cylinders = nb_sectors / (16 * 63);
- if (cylinders > 16383)
- cylinders = 16383;
- else if (cylinders < 2)
- cylinders = 2;
- s->cylinders = cylinders;
- s->heads = 16;
- s->sectors = 63;
- if ((lba_detected == 1) && (translation == BIOS_ATA_TRANSLATION_AUTO)) {
- if ((s->cylinders * s->heads) <= 131072) {
- bdrv_set_translation_hint(s->bs,
- BIOS_ATA_TRANSLATION_LARGE);
- } else {
- bdrv_set_translation_hint(s->bs,
- BIOS_ATA_TRANSLATION_LBA);
- }
- }
- }
- bdrv_set_geometry_hint(s->bs, s->cylinders, s->heads, s->sectors);
- }
+
if (bdrv_get_type_hint(s->bs) == BDRV_TYPE_CDROM) {
s->is_cdrom = 1;
bdrv_set_change_cb(s->bs, cdrom_change_cb, s);
}
}
s->drive_serial = drive_serial++;
+ strncpy(s->drive_serial_str, drive_get_serial(s->bs),
+ sizeof(s->drive_serial_str));
+ if (strlen(s->drive_serial_str) == 0)
+ snprintf(s->drive_serial_str, sizeof(s->drive_serial_str),
+ "QM%05d", s->drive_serial);
s->irq = irq;
- s->sector_write_timer = qemu_new_timer(vm_clock,
+ s->sector_write_timer = qemu_new_timer(vm_clock,
ide_sector_write_timer_cb, s);
ide_reset(s);
}
register_ioport_read(iobase2, 1, 1, ide_status_read, ide_state);
register_ioport_write(iobase2, 1, 1, ide_cmd_write, ide_state);
}
-
+
/* data ports */
register_ioport_write(iobase, 2, 2, ide_data_writew, ide_state);
register_ioport_read(iobase, 2, 2, ide_data_readw, ide_state);
/* save per IDE drive data */
static void ide_save(QEMUFile* f, IDEState *s)
{
- qemu_put_be32s(f, &s->mult_sectors);
- qemu_put_be32s(f, &s->identify_set);
+ qemu_put_be32(f, s->mult_sectors);
+ qemu_put_be32(f, s->identify_set);
if (s->identify_set) {
qemu_put_buffer(f, (const uint8_t *)s->identify_data, 512);
}
/* load per IDE drive data */
static void ide_load(QEMUFile* f, IDEState *s)
{
- qemu_get_be32s(f, &s->mult_sectors);
- qemu_get_be32s(f, &s->identify_set);
+ s->mult_sectors=qemu_get_be32(f);
+ s->identify_set=qemu_get_be32(f);
if (s->identify_set) {
qemu_get_buffer(f, (uint8_t *)s->identify_data, 512);
}
IDEState *ide_state;
ide_state = qemu_mallocz(sizeof(IDEState) * 2);
- if (!ide_state)
- return;
-
+
ide_init2(ide_state, hd0, hd1, irq);
ide_init_ioport(ide_state, iobase, iobase2);
}
static void cmd646_update_irq(PCIIDEState *d);
-static void ide_map(PCIDevice *pci_dev, int region_num,
+static void ide_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
PCIIDEState *d = (PCIIDEState *)pci_dev;
bm->cur_prd_last = 0;
bm->cur_prd_addr = 0;
bm->cur_prd_len = 0;
+ bm->sector_num = ide_get_sector(s);
+ bm->nsector = s->nsector;
if (bm->status & BM_STATUS_DMAING) {
bm->dma_cb(bm, 0);
}
}
+static void ide_dma_restart(IDEState *s)
+{
+ BMDMAState *bm = s->bmdma;
+ ide_set_sector(s, bm->sector_num);
+ s->io_buffer_index = 0;
+ s->io_buffer_size = 0;
+ s->nsector = bm->nsector;
+ bm->cur_addr = bm->addr;
+ bm->dma_cb = ide_write_dma_cb;
+ ide_dma_start(s, bm->dma_cb);
+}
+
+static void ide_dma_cancel(BMDMAState *bm)
+{
+ if (bm->status & BM_STATUS_DMAING) {
+ bm->status &= ~BM_STATUS_DMAING;
+ /* cancel DMA request */
+ bm->ide_if = NULL;
+ bm->dma_cb = NULL;
+ if (bm->aiocb) {
+#ifdef DEBUG_AIO
+ printf("aio_cancel\n");
+#endif
+ bdrv_aio_cancel(bm->aiocb);
+ bm->aiocb = NULL;
+ }
+ }
+}
+
static void bmdma_cmd_writeb(void *opaque, uint32_t addr, uint32_t val)
{
BMDMAState *bm = opaque;
#endif
if (!(val & BM_CMD_START)) {
/* XXX: do it better */
- if (bm->status & BM_STATUS_DMAING) {
- bm->status &= ~BM_STATUS_DMAING;
- /* cancel DMA request */
- bm->ide_if = NULL;
- bm->dma_cb = NULL;
- if (bm->aiocb) {
-#ifdef DEBUG_AIO
- printf("aio_cancel\n");
-#endif
- bdrv_aio_cancel(bm->aiocb);
- bm->aiocb = NULL;
- }
- }
+ ide_dma_cancel(bm);
bm->cmd = val & 0x09;
} else {
if (!(bm->status & BM_STATUS_DMAING)) {
BMDMAState *bm = opaque;
PCIIDEState *pci_dev;
uint32_t val;
-
+
switch(addr & 3) {
- case 0:
+ case 0:
val = bm->cmd;
break;
case 1:
case 1:
pci_dev = bm->pci_dev;
if (pci_dev->type == IDE_TYPE_CMD646) {
- pci_dev->dev.config[MRDMODE] =
+ pci_dev->dev.config[MRDMODE] =
(pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
cmd646_update_irq(pci_dev);
}
}
}
+static uint32_t bmdma_addr_readb(void *opaque, uint32_t addr)
+{
+ BMDMAState *bm = opaque;
+ uint32_t val;
+ val = (bm->addr >> ((addr & 3) * 8)) & 0xff;
+#ifdef DEBUG_IDE
+ printf("%s: 0x%08x\n", __func__, val);
+#endif
+ return val;
+}
+
+static void bmdma_addr_writeb(void *opaque, uint32_t addr, uint32_t val)
+{
+ BMDMAState *bm = opaque;
+ int shift = (addr & 3) * 8;
+#ifdef DEBUG_IDE
+ printf("%s: 0x%08x\n", __func__, val);
+#endif
+ bm->addr &= ~(0xFF << shift);
+ bm->addr |= ((val & 0xFF) << shift) & ~3;
+ bm->cur_addr = bm->addr;
+}
+
+static uint32_t bmdma_addr_readw(void *opaque, uint32_t addr)
+{
+ BMDMAState *bm = opaque;
+ uint32_t val;
+ val = (bm->addr >> ((addr & 3) * 8)) & 0xffff;
+#ifdef DEBUG_IDE
+ printf("%s: 0x%08x\n", __func__, val);
+#endif
+ return val;
+}
+
+static void bmdma_addr_writew(void *opaque, uint32_t addr, uint32_t val)
+{
+ BMDMAState *bm = opaque;
+ int shift = (addr & 3) * 8;
+#ifdef DEBUG_IDE
+ printf("%s: 0x%08x\n", __func__, val);
+#endif
+ bm->addr &= ~(0xFFFF << shift);
+ bm->addr |= ((val & 0xFFFF) << shift) & ~3;
+ bm->cur_addr = bm->addr;
+}
+
static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr)
{
BMDMAState *bm = opaque;
bm->cur_addr = bm->addr;
}
-static void bmdma_map(PCIDevice *pci_dev, int region_num,
+static void bmdma_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
PCIIDEState *d = (PCIIDEState *)pci_dev;
d->ide_if[2 * i].bmdma = bm;
d->ide_if[2 * i + 1].bmdma = bm;
bm->pci_dev = (PCIIDEState *)pci_dev;
+ qemu_add_vm_change_state_handler(ide_dma_restart_cb, bm);
register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
register_ioport_write(addr + 1, 3, 1, bmdma_writeb, bm);
register_ioport_read(addr, 4, 1, bmdma_readb, bm);
+ register_ioport_write(addr + 4, 4, 1, bmdma_addr_writeb, bm);
+ register_ioport_read(addr + 4, 4, 1, bmdma_addr_readb, bm);
+ register_ioport_write(addr + 4, 4, 2, bmdma_addr_writew, bm);
+ register_ioport_read(addr + 4, 4, 2, bmdma_addr_readw, bm);
register_ioport_write(addr + 4, 4, 4, bmdma_addr_writel, bm);
register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm);
addr += 8;
}
}
-/* XXX: call it also when the MRDMODE is changed from the PCI config
- registers */
-static void cmd646_update_irq(PCIIDEState *d)
-{
- int pci_level;
- pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) &&
- !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) ||
- ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) &&
- !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1));
- qemu_set_irq(d->dev.irq[0], pci_level);
-}
-
-/* the PCI irq level is the logical OR of the two channels */
-static void cmd646_set_irq(void *opaque, int channel, int level)
-{
- PCIIDEState *d = opaque;
- int irq_mask;
-
- irq_mask = MRDMODE_INTR_CH0 << channel;
- if (level)
- d->dev.config[MRDMODE] |= irq_mask;
- else
- d->dev.config[MRDMODE] &= ~irq_mask;
- cmd646_update_irq(d);
-}
-
-/* CMD646 PCI IDE controller */
-void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
- int secondary_ide_enabled)
-{
- PCIIDEState *d;
- uint8_t *pci_conf;
- int i;
- qemu_irq *irq;
-
- d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
- sizeof(PCIIDEState),
- -1,
- NULL, NULL);
- d->type = IDE_TYPE_CMD646;
- pci_conf = d->dev.config;
- pci_conf[0x00] = 0x95; // CMD646
- pci_conf[0x01] = 0x10;
- pci_conf[0x02] = 0x46;
- pci_conf[0x03] = 0x06;
-
- pci_conf[0x08] = 0x07; // IDE controller revision
- pci_conf[0x09] = 0x8f;
-
- pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
- pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
- pci_conf[0x0e] = 0x00; // header_type
-
- if (secondary_ide_enabled) {
- /* XXX: if not enabled, really disable the seconday IDE controller */
- pci_conf[0x51] = 0x80; /* enable IDE1 */
- }
-
- pci_register_io_region((PCIDevice *)d, 0, 0x8,
- PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 1, 0x4,
- PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 2, 0x8,
- PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 3, 0x4,
- PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 4, 0x10,
- PCI_ADDRESS_SPACE_IO, bmdma_map);
-
- pci_conf[0x3d] = 0x01; // interrupt on pin 1
-
- for(i = 0; i < 4; i++)
- d->ide_if[i].pci_dev = (PCIDevice *)d;
-
- irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
- ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]);
- ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]);
-}
-
static void pci_ide_save(QEMUFile* f, void *opaque)
{
PCIIDEState *d = opaque;
for(i = 0; i < 2; i++) {
BMDMAState *bm = &d->bmdma[i];
+ uint8_t ifidx;
qemu_put_8s(f, &bm->cmd);
qemu_put_8s(f, &bm->status);
qemu_put_be32s(f, &bm->addr);
+ qemu_put_sbe64s(f, &bm->sector_num);
+ qemu_put_be32s(f, &bm->nsector);
+ ifidx = bm->ide_if ? bm->ide_if - d->ide_if : 0;
+ qemu_put_8s(f, &ifidx);
/* XXX: if a transfer is pending, we do not save it yet */
}
PCIIDEState *d = opaque;
int ret, i;
- if (version_id != 1)
+ if (version_id != 2)
return -EINVAL;
ret = pci_device_load(&d->dev, f);
if (ret < 0)
for(i = 0; i < 2; i++) {
BMDMAState *bm = &d->bmdma[i];
+ uint8_t ifidx;
qemu_get_8s(f, &bm->cmd);
qemu_get_8s(f, &bm->status);
qemu_get_be32s(f, &bm->addr);
+ qemu_get_sbe64s(f, &bm->sector_num);
+ qemu_get_be32s(f, &bm->nsector);
+ qemu_get_8s(f, &ifidx);
+ bm->ide_if = &d->ide_if[ifidx];
/* XXX: if a transfer is pending, we do not save it yet */
}
return 0;
}
-static void piix3_reset(PCIIDEState *d)
+/* XXX: call it also when the MRDMODE is changed from the PCI config
+ registers */
+static void cmd646_update_irq(PCIIDEState *d)
+{
+ int pci_level;
+ pci_level = ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH0) &&
+ !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH0)) ||
+ ((d->dev.config[MRDMODE] & MRDMODE_INTR_CH1) &&
+ !(d->dev.config[MRDMODE] & MRDMODE_BLK_CH1));
+ qemu_set_irq(d->dev.irq[0], pci_level);
+}
+
+/* the PCI irq level is the logical OR of the two channels */
+static void cmd646_set_irq(void *opaque, int channel, int level)
+{
+ PCIIDEState *d = opaque;
+ int irq_mask;
+
+ irq_mask = MRDMODE_INTR_CH0 << channel;
+ if (level)
+ d->dev.config[MRDMODE] |= irq_mask;
+ else
+ d->dev.config[MRDMODE] &= ~irq_mask;
+ cmd646_update_irq(d);
+}
+
+static void cmd646_reset(void *opaque)
+{
+ PCIIDEState *d = opaque;
+ unsigned int i;
+
+ for (i = 0; i < 2; i++)
+ ide_dma_cancel(&d->bmdma[i]);
+}
+
+/* CMD646 PCI IDE controller */
+void pci_cmd646_ide_init(PCIBus *bus, BlockDriverState **hd_table,
+ int secondary_ide_enabled)
+{
+ PCIIDEState *d;
+ uint8_t *pci_conf;
+ int i;
+ qemu_irq *irq;
+
+ d = (PCIIDEState *)pci_register_device(bus, "CMD646 IDE",
+ sizeof(PCIIDEState),
+ -1,
+ NULL, NULL);
+ d->type = IDE_TYPE_CMD646;
+ pci_conf = d->dev.config;
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_CMD);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_CMD_646);
+
+ pci_conf[0x08] = 0x07; // IDE controller revision
+ pci_conf[0x09] = 0x8f;
+
+ pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+ pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+
+ pci_conf[0x51] = 0x04; // enable IDE0
+ if (secondary_ide_enabled) {
+ /* XXX: if not enabled, really disable the seconday IDE controller */
+ pci_conf[0x51] |= 0x08; /* enable IDE1 */
+ }
+
+ pci_register_io_region((PCIDevice *)d, 0, 0x8,
+ PCI_ADDRESS_SPACE_IO, ide_map);
+ pci_register_io_region((PCIDevice *)d, 1, 0x4,
+ PCI_ADDRESS_SPACE_IO, ide_map);
+ pci_register_io_region((PCIDevice *)d, 2, 0x8,
+ PCI_ADDRESS_SPACE_IO, ide_map);
+ pci_register_io_region((PCIDevice *)d, 3, 0x4,
+ PCI_ADDRESS_SPACE_IO, ide_map);
+ pci_register_io_region((PCIDevice *)d, 4, 0x10,
+ PCI_ADDRESS_SPACE_IO, bmdma_map);
+
+ pci_conf[0x3d] = 0x01; // interrupt on pin 1
+
+ for(i = 0; i < 4; i++)
+ d->ide_if[i].pci_dev = (PCIDevice *)d;
+
+ irq = qemu_allocate_irqs(cmd646_set_irq, d, 2);
+ ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], irq[0]);
+ ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], irq[1]);
+
+ register_savevm("ide", 0, 2, pci_ide_save, pci_ide_load, d);
+ qemu_register_reset(cmd646_reset, 0, d);
+ cmd646_reset(d);
+}
+
+static void piix3_reset(void *opaque)
{
+ PCIIDEState *d = opaque;
uint8_t *pci_conf = d->dev.config;
+ int i;
+
+ for (i = 0; i < 2; i++)
+ ide_dma_cancel(&d->bmdma[i]);
pci_conf[0x04] = 0x00;
pci_conf[0x05] = 0x00;
{
PCIIDEState *d;
uint8_t *pci_conf;
-
+ int i;
+
/* register a function 1 of PIIX3 */
- d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
+ d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
sizeof(PCIIDEState),
devfn,
NULL, NULL);
d->type = IDE_TYPE_PIIX3;
pci_conf = d->dev.config;
- pci_conf[0x00] = 0x86; // Intel
- pci_conf[0x01] = 0x80;
- pci_conf[0x02] = 0x10;
- pci_conf[0x03] = 0x70;
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371SB_1);
pci_conf[0x09] = 0x80; // legacy ATA mode
- pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
- pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
- pci_conf[0x0e] = 0x00; // header_type
+ pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+ pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+ qemu_register_reset(piix3_reset, 0, d);
piix3_reset(d);
- pci_register_io_region((PCIDevice *)d, 4, 0x10,
+ pci_register_io_region((PCIDevice *)d, 4, 0x10,
PCI_ADDRESS_SPACE_IO, bmdma_map);
ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
- register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d);
+ for (i = 0; i < 4; i++)
+ if (hd_table[i])
+ hd_table[i]->private = &d->dev;
+
+ register_savevm("ide", 0, 2, pci_ide_save, pci_ide_load, d);
}
/* hd_table must contain 4 block drivers */
d->type = IDE_TYPE_PIIX4;
pci_conf = d->dev.config;
- pci_conf[0x00] = 0x86; // Intel
- pci_conf[0x01] = 0x80;
- pci_conf[0x02] = 0x11;
- pci_conf[0x03] = 0x71;
+ pci_config_set_vendor_id(pci_conf, PCI_VENDOR_ID_INTEL);
+ pci_config_set_device_id(pci_conf, PCI_DEVICE_ID_INTEL_82371AB);
pci_conf[0x09] = 0x80; // legacy ATA mode
- pci_conf[0x0a] = 0x01; // class_sub = PCI_IDE
- pci_conf[0x0b] = 0x01; // class_base = PCI_mass_storage
- pci_conf[0x0e] = 0x00; // header_type
+ pci_config_set_class(pci_conf, PCI_CLASS_STORAGE_IDE);
+ pci_conf[PCI_HEADER_TYPE] = PCI_HEADER_TYPE_NORMAL; // header_type
+ qemu_register_reset(piix3_reset, 0, d);
piix3_reset(d);
pci_register_io_region((PCIDevice *)d, 4, 0x10,
ide_init_ioport(&d->ide_if[0], 0x1f0, 0x3f6);
ide_init_ioport(&d->ide_if[2], 0x170, 0x376);
- register_savevm("ide", 0, 1, pci_ide_save, pci_ide_load, d);
+ register_savevm("ide", 0, 2, pci_ide_save, pci_ide_load, d);
}
+#if defined(TARGET_PPC)
/***********************************************************/
/* MacIO based PowerPC IDE */
+typedef struct MACIOIDEState {
+ IDEState ide_if[2];
+ BlockDriverAIOCB *aiocb;
+} MACIOIDEState;
+
+static void pmac_ide_atapi_transfer_cb(void *opaque, int ret)
+{
+ DBDMA_io *io = opaque;
+ MACIOIDEState *m = io->opaque;
+ IDEState *s = m->ide_if->cur_drive;
+
+ if (ret < 0) {
+ m->aiocb = NULL;
+ qemu_sglist_destroy(&s->sg);
+ ide_atapi_io_error(s, ret);
+ io->dma_end(opaque);
+ return;
+ }
+
+ if (s->io_buffer_size > 0) {
+ m->aiocb = NULL;
+ qemu_sglist_destroy(&s->sg);
+
+ s->packet_transfer_size -= s->io_buffer_size;
+
+ s->io_buffer_index += s->io_buffer_size;
+ s->lba += s->io_buffer_index >> 11;
+ s->io_buffer_index &= 0x7ff;
+ }
+
+ if (s->packet_transfer_size <= 0)
+ ide_atapi_cmd_ok(s);
+
+ if (io->len == 0) {
+ io->dma_end(opaque);
+ return;
+ }
+
+ /* launch next transfer */
+
+ s->io_buffer_size = io->len;
+
+ qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
+ qemu_sglist_add(&s->sg, io->addr, io->len);
+ io->addr += io->len;
+ io->len = 0;
+
+ m->aiocb = dma_bdrv_read(s->bs, &s->sg,
+ (int64_t)(s->lba << 2) + (s->io_buffer_index >> 9),
+ pmac_ide_atapi_transfer_cb, io);
+ if (!m->aiocb) {
+ qemu_sglist_destroy(&s->sg);
+ /* Note: media not present is the most likely case */
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ASC_MEDIUM_NOT_PRESENT);
+ io->dma_end(opaque);
+ return;
+ }
+}
+
+static void pmac_ide_transfer_cb(void *opaque, int ret)
+{
+ DBDMA_io *io = opaque;
+ MACIOIDEState *m = io->opaque;
+ IDEState *s = m->ide_if->cur_drive;
+ int n;
+ int64_t sector_num;
+
+ if (ret < 0) {
+ m->aiocb = NULL;
+ qemu_sglist_destroy(&s->sg);
+ ide_dma_error(s);
+ io->dma_end(io);
+ return;
+ }
+
+ sector_num = ide_get_sector(s);
+ if (s->io_buffer_size > 0) {
+ m->aiocb = NULL;
+ qemu_sglist_destroy(&s->sg);
+ n = (s->io_buffer_size + 0x1ff) >> 9;
+ sector_num += n;
+ ide_set_sector(s, sector_num);
+ s->nsector -= n;
+ }
+
+ /* end of transfer ? */
+ if (s->nsector == 0) {
+ s->status = READY_STAT | SEEK_STAT;
+ ide_set_irq(s);
+ }
+
+ /* end of DMA ? */
+
+ if (io->len == 0) {
+ io->dma_end(io);
+ return;
+ }
+
+ /* launch next transfer */
+
+ s->io_buffer_index = 0;
+ s->io_buffer_size = io->len;
+
+ qemu_sglist_init(&s->sg, io->len / TARGET_PAGE_SIZE + 1);
+ qemu_sglist_add(&s->sg, io->addr, io->len);
+ io->addr += io->len;
+ io->len = 0;
+
+ if (s->is_read)
+ m->aiocb = dma_bdrv_read(s->bs, &s->sg, sector_num,
+ pmac_ide_transfer_cb, io);
+ else
+ m->aiocb = dma_bdrv_write(s->bs, &s->sg, sector_num,
+ pmac_ide_transfer_cb, io);
+ if (!m->aiocb)
+ pmac_ide_transfer_cb(io, -1);
+}
+
+static void pmac_ide_transfer(DBDMA_io *io)
+{
+ MACIOIDEState *m = io->opaque;
+ IDEState *s = m->ide_if->cur_drive;
+
+ s->io_buffer_size = 0;
+ if (s->is_cdrom) {
+ pmac_ide_atapi_transfer_cb(io, 0);
+ return;
+ }
+
+ pmac_ide_transfer_cb(io, 0);
+}
+
+static void pmac_ide_flush(DBDMA_io *io)
+{
+ MACIOIDEState *m = io->opaque;
+
+ if (m->aiocb)
+ qemu_aio_flush();
+}
+
/* PowerMac IDE memory IO */
static void pmac_ide_writeb (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ MACIOIDEState *d = opaque;
+
+ addr = (addr & 0xFFF) >> 4;
switch (addr) {
case 1 ... 7:
- ide_ioport_write(opaque, addr, val);
+ ide_ioport_write(d->ide_if, addr, val);
break;
case 8:
case 22:
- ide_cmd_write(opaque, 0, val);
+ ide_cmd_write(d->ide_if, 0, val);
break;
default:
break;
static uint32_t pmac_ide_readb (void *opaque,target_phys_addr_t addr)
{
uint8_t retval;
+ MACIOIDEState *d = opaque;
addr = (addr & 0xFFF) >> 4;
switch (addr) {
case 1 ... 7:
- retval = ide_ioport_read(opaque, addr);
+ retval = ide_ioport_read(d->ide_if, addr);
break;
case 8:
case 22:
- retval = ide_status_read(opaque, 0);
+ retval = ide_status_read(d->ide_if, 0);
break;
default:
retval = 0xFF;
static void pmac_ide_writew (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ MACIOIDEState *d = opaque;
+
+ addr = (addr & 0xFFF) >> 4;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
if (addr == 0) {
- ide_data_writew(opaque, 0, val);
+ ide_data_writew(d->ide_if, 0, val);
}
}
static uint32_t pmac_ide_readw (void *opaque,target_phys_addr_t addr)
{
uint16_t retval;
+ MACIOIDEState *d = opaque;
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
if (addr == 0) {
- retval = ide_data_readw(opaque, 0);
+ retval = ide_data_readw(d->ide_if, 0);
} else {
retval = 0xFFFF;
}
static void pmac_ide_writel (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ MACIOIDEState *d = opaque;
+
+ addr = (addr & 0xFFF) >> 4;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
if (addr == 0) {
- ide_data_writel(opaque, 0, val);
+ ide_data_writel(d->ide_if, 0, val);
}
}
static uint32_t pmac_ide_readl (void *opaque,target_phys_addr_t addr)
{
uint32_t retval;
+ MACIOIDEState *d = opaque;
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
if (addr == 0) {
- retval = ide_data_readl(opaque, 0);
+ retval = ide_data_readl(d->ide_if, 0);
} else {
retval = 0xFFFFFFFF;
}
pmac_ide_readl,
};
+static void pmac_ide_save(QEMUFile *f, void *opaque)
+{
+ MACIOIDEState *d = opaque;
+ IDEState *s = d->ide_if;
+ uint8_t drive1_selected;
+ unsigned int i;
+
+ /* per IDE interface data */
+ qemu_put_8s(f, &s->cmd);
+ drive1_selected = (s->cur_drive != s);
+ qemu_put_8s(f, &drive1_selected);
+
+ /* per IDE drive data */
+ for(i = 0; i < 2; i++) {
+ ide_save(f, &s[i]);
+ }
+}
+
+static int pmac_ide_load(QEMUFile *f, void *opaque, int version_id)
+{
+ MACIOIDEState *d = opaque;
+ IDEState *s = d->ide_if;
+ uint8_t drive1_selected;
+ unsigned int i;
+
+ if (version_id != 1)
+ return -EINVAL;
+
+ /* per IDE interface data */
+ qemu_get_8s(f, &s->cmd);
+ qemu_get_8s(f, &drive1_selected);
+ s->cur_drive = &s[(drive1_selected != 0)];
+
+ /* per IDE drive data */
+ for(i = 0; i < 2; i++) {
+ ide_load(f, &s[i]);
+ }
+ return 0;
+}
+
+static void pmac_ide_reset(void *opaque)
+{
+ MACIOIDEState *d = opaque;
+ IDEState *s = d->ide_if;
+
+ ide_reset(&s[0]);
+ ide_reset(&s[1]);
+}
+
/* hd_table must contain 4 block drivers */
/* PowerMac uses memory mapped registers, not I/O. Return the memory
I/O index to access the ide. */
-int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq)
+int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq,
+ void *dbdma, int channel, qemu_irq dma_irq)
{
- IDEState *ide_if;
+ MACIOIDEState *d;
int pmac_ide_memory;
- ide_if = qemu_mallocz(sizeof(IDEState) * 2);
- ide_init2(&ide_if[0], hd_table[0], hd_table[1], irq);
-
+ d = qemu_mallocz(sizeof(MACIOIDEState));
+ ide_init2(d->ide_if, hd_table[0], hd_table[1], irq);
+
+ if (dbdma)
+ DBDMA_register_channel(dbdma, channel, dma_irq, pmac_ide_transfer, pmac_ide_flush, d);
+
pmac_ide_memory = cpu_register_io_memory(0, pmac_ide_read,
- pmac_ide_write, &ide_if[0]);
+ pmac_ide_write, d);
+ register_savevm("ide", 0, 1, pmac_ide_save, pmac_ide_load, d);
+ qemu_register_reset(pmac_ide_reset, 0, d);
+ pmac_ide_reset(d);
+
return pmac_ide_memory;
}
+#endif /* TARGET_PPC */
+
+/***********************************************************/
+/* MMIO based ide port
+ * This emulates IDE device connected directly to the CPU bus without
+ * dedicated ide controller, which is often seen on embedded boards.
+ */
+
+typedef struct {
+ void *dev;
+ int shift;
+} MMIOState;
+
+static uint32_t mmio_ide_read (void *opaque, target_phys_addr_t addr)
+{
+ MMIOState *s = (MMIOState*)opaque;
+ IDEState *ide = (IDEState*)s->dev;
+ addr >>= s->shift;
+ if (addr & 7)
+ return ide_ioport_read(ide, addr);
+ else
+ return ide_data_readw(ide, 0);
+}
+
+static void mmio_ide_write (void *opaque, target_phys_addr_t addr,
+ uint32_t val)
+{
+ MMIOState *s = (MMIOState*)opaque;
+ IDEState *ide = (IDEState*)s->dev;
+ addr >>= s->shift;
+ if (addr & 7)
+ ide_ioport_write(ide, addr, val);
+ else
+ ide_data_writew(ide, 0, val);
+}
+
+static CPUReadMemoryFunc *mmio_ide_reads[] = {
+ mmio_ide_read,
+ mmio_ide_read,
+ mmio_ide_read,
+};
+
+static CPUWriteMemoryFunc *mmio_ide_writes[] = {
+ mmio_ide_write,
+ mmio_ide_write,
+ mmio_ide_write,
+};
+
+static uint32_t mmio_ide_status_read (void *opaque, target_phys_addr_t addr)
+{
+ MMIOState *s= (MMIOState*)opaque;
+ IDEState *ide = (IDEState*)s->dev;
+ return ide_status_read(ide, 0);
+}
+
+static void mmio_ide_cmd_write (void *opaque, target_phys_addr_t addr,
+ uint32_t val)
+{
+ MMIOState *s = (MMIOState*)opaque;
+ IDEState *ide = (IDEState*)s->dev;
+ ide_cmd_write(ide, 0, val);
+}
+
+static CPUReadMemoryFunc *mmio_ide_status[] = {
+ mmio_ide_status_read,
+ mmio_ide_status_read,
+ mmio_ide_status_read,
+};
+
+static CPUWriteMemoryFunc *mmio_ide_cmd[] = {
+ mmio_ide_cmd_write,
+ mmio_ide_cmd_write,
+ mmio_ide_cmd_write,
+};
+
+void mmio_ide_init (target_phys_addr_t membase, target_phys_addr_t membase2,
+ qemu_irq irq, int shift,
+ BlockDriverState *hd0, BlockDriverState *hd1)
+{
+ MMIOState *s = qemu_mallocz(sizeof(MMIOState));
+ IDEState *ide = qemu_mallocz(sizeof(IDEState) * 2);
+ int mem1, mem2;
+
+ ide_init2(ide, hd0, hd1, irq);
+
+ s->dev = ide;
+ s->shift = shift;
+
+ mem1 = cpu_register_io_memory(0, mmio_ide_reads, mmio_ide_writes, s);
+ mem2 = cpu_register_io_memory(0, mmio_ide_status, mmio_ide_cmd, s);
+ cpu_register_physical_memory(membase, 16 << shift, mem1);
+ cpu_register_physical_memory(membase2, 2 << shift, mem2);
+}
/***********************************************************/
/* CF-ATA Microdrive */
#define METADATA_SIZE 0x20
/* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface. */
-struct md_s {
+typedef struct {
IDEState ide[2];
- struct pcmcia_card_s card;
+ PCMCIACardState card;
uint32_t attr_base;
uint32_t io_base;
uint8_t ctrl;
uint16_t io;
int cycle;
-};
+} MicroDriveState;
/* Register bitfields */
enum md_opt {
CTRL_SRST = 0x04,
};
-static inline void md_interrupt_update(struct md_s *s)
+static inline void md_interrupt_update(MicroDriveState *s)
{
if (!s->card.slot)
return;
static void md_set_irq(void *opaque, int irq, int level)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
if (level)
s->stat |= STAT_INT;
else
md_interrupt_update(s);
}
-static void md_reset(struct md_s *s)
+static void md_reset(MicroDriveState *s)
{
s->opt = OPT_MODE_MMAP;
s->stat = 0;
static uint8_t md_attr_read(void *opaque, uint32_t at)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
if (at < s->attr_base) {
if (at < s->card.cis_len)
return s->card.cis[at];
static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
at -= s->attr_base;
switch (at) {
static uint16_t md_common_read(void *opaque, uint32_t at)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
uint16_t ret;
at -= s->io_base;
static void md_common_write(void *opaque, uint32_t at, uint16_t value)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
at -= s->io_base;
switch (s->opt & OPT_MODE) {
static void md_save(QEMUFile *f, void *opaque)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
int i;
uint8_t drive1_selected;
static int md_load(QEMUFile *f, void *opaque, int version_id)
{
- struct md_s *s = (struct md_s *) opaque;
+ MicroDriveState *s = (MicroDriveState *) opaque;
int i;
uint8_t drive1_selected;
return 0;
}
-static int md_iid = 0;
-
static const uint8_t dscm1xxxx_cis[0x14a] = {
[0x000] = CISTPL_DEVICE, /* 5V Device Information */
[0x002] = 0x03, /* Tuple length = 4 bytes */
static int dscm1xxxx_attach(void *opaque)
{
- struct md_s *md = (struct md_s *) opaque;
+ MicroDriveState *md = (MicroDriveState *) opaque;
md->card.attr_read = md_attr_read;
md->card.attr_write = md_attr_write;
md->card.common_read = md_common_read;
static int dscm1xxxx_detach(void *opaque)
{
- struct md_s *md = (struct md_s *) opaque;
+ MicroDriveState *md = (MicroDriveState *) opaque;
md_reset(md);
return 0;
}
-struct pcmcia_card_s *dscm1xxxx_init(BlockDriverState *bdrv)
+PCMCIACardState *dscm1xxxx_init(BlockDriverState *bdrv)
{
- struct md_s *md = (struct md_s *) qemu_mallocz(sizeof(struct md_s));
+ MicroDriveState *md = (MicroDriveState *) qemu_mallocz(sizeof(MicroDriveState));
md->card.state = md;
md->card.attach = dscm1xxxx_attach;
md->card.detach = dscm1xxxx_detach;
md->ide->mdata_size = METADATA_SIZE;
md->ide->mdata_storage = (uint8_t *) qemu_mallocz(METADATA_SIZE);
- register_savevm("microdrive", md_iid ++, 0, md_save, md_load, md);
+ register_savevm("microdrive", -1, 0, md_save, md_load, md);
return &md->card;
}