/*
* QEMU IDE disk and CD-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 "qemu-timer.h"
+#include "sysemu.h"
+#include "ppc_mac.h"
/* debug IDE devices */
//#define DEBUG_IDE
//#define DEBUG_IDE_ATAPI
+//#define DEBUG_AIO
+#define USE_DMA_CDROM
/* Bits of HD_STATUS */
#define ERR_STAT 0x01
#define WIN_SPECIFY 0x91 /* set drive geometry translation */
#define WIN_DOWNLOAD_MICROCODE 0x92
#define WIN_STANDBYNOW2 0x94
+#define CFA_IDLEIMMEDIATE 0x95 /* force drive to become "ready" */
#define WIN_STANDBY2 0x96
#define WIN_SETIDLE2 0x97
#define WIN_CHECKPOWERMODE2 0x98
#define WIN_PIDENTIFY 0xA1 /* identify ATAPI device */
#define WIN_QUEUED_SERVICE 0xA2
#define WIN_SMART 0xB0 /* self-monitoring and reporting */
-#define CFA_ERASE_SECTORS 0xC0
+#define CFA_ACCESS_METADATA_STORAGE 0xB8
+#define CFA_ERASE_SECTORS 0xC0 /* microdrives implement as NOP */
#define WIN_MULTREAD 0xC4 /* read sectors using multiple mode*/
#define WIN_MULTWRITE 0xC5 /* write sectors using multiple mode */
#define WIN_SETMULT 0xC6 /* enable/disable multiple mode */
#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
#define WIN_IDENTIFY_DMA 0xEE /* same as WIN_IDENTIFY, but DMA */
#define WIN_SETFEATURES 0xEF /* set special drive features */
#define EXABYTE_ENABLE_NEST 0xF0
+#define IBM_SENSE_CONDITION 0xF0 /* measure disk temperature */
#define WIN_SECURITY_SET_PASS 0xF1
#define WIN_SECURITY_UNLOCK 0xF2
#define WIN_SECURITY_ERASE_PREPARE 0xF3
#define WIN_SECURITY_ERASE_UNIT 0xF4
#define WIN_SECURITY_FREEZE_LOCK 0xF5
+#define CFA_WEAR_LEVEL 0xF5 /* microdrives implement as NOP */
#define WIN_SECURITY_DISABLE 0xF6
#define WIN_READ_NATIVE_MAX 0xF8 /* return the native maximum address */
#define WIN_SET_MAX 0xF9
#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
#define ASC_MEDIUM_NOT_PRESENT 0x3a
#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39
+#define CFA_NO_ERROR 0x00
+#define CFA_MISC_ERROR 0x09
+#define CFA_INVALID_COMMAND 0x20
+#define CFA_INVALID_ADDRESS 0x21
+#define CFA_ADDRESS_OVERFLOW 0x2f
+
#define SENSE_NONE 0
#define SENSE_NOT_READY 2
#define SENSE_ILLEGAL_REQUEST 5
typedef struct IDEState {
/* ide config */
int is_cdrom;
+ int is_cf;
int cylinders, heads, sectors;
int64_t nb_sectors;
int mult_sectors;
- int irq;
- openpic_t *openpic;
+ int identify_set;
+ uint16_t identify_data[256];
+ qemu_irq irq;
PCIDevice *pci_dev;
struct BMDMAState *bmdma;
int drive_serial;
/* ide regs */
uint8_t feature;
uint8_t error;
- uint16_t nsector; /* 0 is 256 to ease computations */
+ uint32_t nsector;
uint8_t sector;
uint8_t lcyl;
uint8_t hcyl;
+ /* other part of tf for lba48 support */
+ uint8_t hob_feature;
+ uint8_t hob_nsector;
+ uint8_t hob_sector;
+ uint8_t hob_lcyl;
+ uint8_t hob_hcyl;
+
uint8_t select;
uint8_t status;
+
/* 0x3f6 command, only meaningful for drive 0 */
uint8_t cmd;
+ /* 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;
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 install hack */
+ uint32_t irq_count; /* counts IRQs when using win2k install hack */
+ /* CF-ATA extended error */
+ uint8_t ext_error;
+ /* CF-ATA metadata storage */
+ uint32_t mdata_size;
+ uint8_t *mdata_storage;
+ int media_changed;
} IDEState;
#define BM_STATUS_DMAING 0x01
#define BM_CMD_START 0x01
#define BM_CMD_READ 0x08
-typedef int IDEDMAFunc(IDEState *s,
- target_phys_addr_t phys_addr,
- int transfer_size1);
+#define IDE_TYPE_PIIX3 0
+#define IDE_TYPE_CMD646 1
+#define IDE_TYPE_PIIX4 2
+
+/* CMD646 specific */
+#define MRDMODE 0x71
+#define MRDMODE_INTR_CH0 0x04
+#define MRDMODE_INTR_CH1 0x08
+#define MRDMODE_BLK_CH0 0x10
+#define MRDMODE_BLK_CH1 0x20
+#define UDIDETCR0 0x73
+#define UDIDETCR1 0x7B
typedef struct BMDMAState {
uint8_t cmd;
uint8_t status;
uint32_t addr;
+
+ struct PCIIDEState *pci_dev;
/* current transfer state */
+ uint32_t cur_addr;
+ uint32_t cur_prd_last;
+ uint32_t cur_prd_addr;
+ uint32_t cur_prd_len;
IDEState *ide_if;
- IDEDMAFunc *dma_cb;
+ BlockDriverCompletionFunc *dma_cb;
+ BlockDriverAIOCB *aiocb;
} BMDMAState;
typedef struct PCIIDEState {
PCIDevice dev;
IDEState ide_if[4];
BMDMAState bmdma[2];
+ int type; /* see IDE_TYPE_xxx */
} PCIIDEState;
-static void ide_dma_start(IDEState *s, IDEDMAFunc *dma_cb);
+static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb);
+static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret);
static void padstr(char *str, const char *src, int len)
{
unsigned int oldsize;
char buf[20];
+ if (s->identify_set) {
+ memcpy(s->io_buffer, s->identify_data, sizeof(s->identify_data));
+ return;
+ }
+
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);
+ 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 + 20, 3); /* XXX: retired, remove ? */
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
+#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 + 49, 1 << 9 | 1 << 8); /* DMA and LBA supported */
+ put_le16(p + 49, (1 << 11) | (1 << 9) | (1 << 8)); /* DMA and LBA supported */
put_le16(p + 51, 0x200); /* PIO transfer cycle */
put_le16(p + 52, 0x200); /* DMA transfer cycle */
- put_le16(p + 53, 1 | 1 << 2); /* words 54-58,88 are valid */
+ put_le16(p + 53, 1 | (1 << 1) | (1 << 2)); /* words 54-58,64-70,88 are valid */
put_le16(p + 54, s->cylinders);
put_le16(p + 55, s->heads);
put_le16(p + 56, s->sectors);
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 + 80, (1 << 1) | (1 << 2));
+ put_le16(p + 63, 0x07); /* mdma0-2 supported */
+ put_le16(p + 65, 120);
+ put_le16(p + 66, 120);
+ put_le16(p + 67, 120);
+ put_le16(p + 68, 120);
+ put_le16(p + 80, 0xf0); /* ata3 -> ata6 supported */
+ put_le16(p + 81, 0x16); /* conforms to ata5 */
put_le16(p + 82, (1 << 14));
- put_le16(p + 83, (1 << 14));
+ /* 13=flush_cache_ext,12=flush_cache,10=lba48 */
+ put_le16(p + 83, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10));
put_le16(p + 84, (1 << 14));
put_le16(p + 85, (1 << 14));
- put_le16(p + 86, 0);
+ /* 13=flush_cache_ext,12=flush_cache,10=lba48 */
+ put_le16(p + 86, (1 << 14) | (1 << 13) | (1 <<12) | (1 << 10));
put_le16(p + 87, (1 << 14));
- put_le16(p + 88, 0x1f | (1 << 13));
- put_le16(p + 93, 1 | (1 << 14) | 0x2000 | 0x4000);
+ put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */
+ put_le16(p + 93, 1 | (1 << 14) | 0x2000);
+ put_le16(p + 100, s->nb_sectors);
+ put_le16(p + 101, s->nb_sectors >> 16);
+ put_le16(p + 102, s->nb_sectors >> 32);
+ put_le16(p + 103, s->nb_sectors >> 48);
+
+ memcpy(s->identify_data, p, sizeof(s->identify_data));
+ s->identify_set = 1;
}
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));
+ return;
+ }
+
memset(s->io_buffer, 0, 512);
p = (uint16_t *)s->io_buffer;
/* Removable CDROM, 50us response, 12 byte packets */
padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */
padstr((uint8_t *)(p + 27), "QEMU CD-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 + 63, 7); /* mdma0-2 supported */
+ put_le16(p + 64, 0x3f); /* PIO modes supported */
+#else
put_le16(p + 49, 1 << 9); /* LBA supported, no DMA */
put_le16(p + 53, 3); /* words 64-70, 54-58 valid */
put_le16(p + 63, 0x103); /* DMA modes XXX: may be incorrect */
put_le16(p + 64, 1); /* PIO modes */
+#endif
put_le16(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */
put_le16(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */
put_le16(p + 67, 0x12c); /* minimum PIO cycle time without flow control */
put_le16(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */
-
+
put_le16(p + 71, 30); /* in ns */
put_le16(p + 72, 30); /* in ns */
put_le16(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */
+#ifdef USE_DMA_CDROM
+ put_le16(p + 88, 0x3f | (1 << 13)); /* udma5 set and supported */
+#endif
+ memcpy(s->identify_data, p, sizeof(s->identify_data));
+ s->identify_set = 1;
+}
+
+static void ide_cfata_identify(IDEState *s)
+{
+ uint16_t *p;
+ uint32_t cur_sec;
+ char buf[20];
+
+ p = (uint16_t *) s->identify_data;
+ if (s->identify_set)
+ goto fill_buffer;
+
+ memset(p, 0, sizeof(s->identify_data));
+
+ cur_sec = s->cylinders * s->heads * s->sectors;
+
+ put_le16(p + 0, 0x848a); /* CF Storage Card signature */
+ put_le16(p + 1, s->cylinders); /* Default cylinders */
+ put_le16(p + 3, s->heads); /* Default heads */
+ 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 */
+ 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 */
+#if MAX_MULT_SECTORS > 1
+ put_le16(p + 47, 0x8000 | MAX_MULT_SECTORS);
+#else
+ put_le16(p + 47, 0x0000);
+#endif
+ put_le16(p + 49, 0x0f00); /* Capabilities */
+ put_le16(p + 51, 0x0002); /* PIO cycle timing mode */
+ put_le16(p + 52, 0x0001); /* DMA cycle timing mode */
+ put_le16(p + 53, 0x0003); /* Translation params valid */
+ put_le16(p + 54, s->cylinders); /* Current cylinders */
+ put_le16(p + 55, s->heads); /* Current heads */
+ put_le16(p + 56, s->sectors); /* Current sectors */
+ put_le16(p + 57, cur_sec); /* Current capacity */
+ put_le16(p + 58, cur_sec >> 16); /* Current capacity */
+ if (s->mult_sectors) /* Multiple sector setting */
+ put_le16(p + 59, 0x100 | s->mult_sectors);
+ put_le16(p + 60, s->nb_sectors); /* Total LBA sectors */
+ put_le16(p + 61, s->nb_sectors >> 16); /* Total LBA sectors */
+ put_le16(p + 63, 0x0203); /* Multiword DMA capability */
+ put_le16(p + 64, 0x0001); /* Flow Control PIO support */
+ put_le16(p + 65, 0x0096); /* Min. Multiword DMA cycle */
+ put_le16(p + 66, 0x0096); /* Rec. Multiword DMA cycle */
+ put_le16(p + 68, 0x00b4); /* Min. PIO cycle time */
+ put_le16(p + 82, 0x400c); /* Command Set supported */
+ put_le16(p + 83, 0x7068); /* Command Set supported */
+ put_le16(p + 84, 0x4000); /* Features supported */
+ put_le16(p + 85, 0x000c); /* Command Set enabled */
+ put_le16(p + 86, 0x7044); /* Command Set enabled */
+ put_le16(p + 87, 0x4000); /* Features enabled */
+ put_le16(p + 91, 0x4060); /* Current APM level */
+ put_le16(p + 129, 0x0002); /* Current features option */
+ put_le16(p + 130, 0x0005); /* Reassigned sectors */
+ put_le16(p + 131, 0x0001); /* Initial power mode */
+ put_le16(p + 132, 0x0000); /* User signature */
+ put_le16(p + 160, 0x8100); /* Power requirement */
+ put_le16(p + 161, 0x8001); /* CF command set */
+
+ s->identify_set = 1;
+
+fill_buffer:
+ memcpy(s->io_buffer, p, sizeof(s->identify_data));
}
static void ide_set_signature(IDEState *s)
static inline void ide_set_irq(IDEState *s)
{
+ BMDMAState *bm = s->bmdma;
if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) {
-#ifdef TARGET_PPC
- if (s->openpic)
- openpic_set_irq(s->openpic, s->irq, 1);
- else
-#endif
- if (s->irq == 16)
- pci_set_irq(s->pci_dev, 0, 1);
- else
- pic_set_irq(s->irq, 1);
+ if (bm) {
+ bm->status |= BM_STATUS_INT;
+ }
+ qemu_irq_raise(s->irq);
}
}
/* 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;
s->data_ptr = buf;
s->data_end = buf + size;
- s->status |= DRQ_STAT;
+ if (!(s->status & ERR_STAT))
+ s->status |= DRQ_STAT;
}
static void ide_transfer_stop(IDEState *s)
int64_t sector_num;
if (s->select & 0x40) {
/* lba */
- sector_num = ((s->select & 0x0f) << 24) | (s->hcyl << 16) |
- (s->lcyl << 8) | s->sector;
+ if (!s->lba48) {
+ sector_num = ((s->select & 0x0f) << 24) | (s->hcyl << 16) |
+ (s->lcyl << 8) | s->sector;
+ } else {
+ sector_num = ((int64_t)s->hob_hcyl << 40) |
+ ((int64_t) s->hob_lcyl << 32) |
+ ((int64_t) s->hob_sector << 24) |
+ ((int64_t) s->hcyl << 16) |
+ ((int64_t) s->lcyl << 8) | s->sector;
+ }
} else {
sector_num = ((s->hcyl << 8) | s->lcyl) * s->heads * s->sectors +
- (s->select & 0x0f) * s->sectors +
- (s->sector - 1);
+ (s->select & 0x0f) * s->sectors + (s->sector - 1);
}
return sector_num;
}
{
unsigned int cyl, r;
if (s->select & 0x40) {
- s->select = (s->select & 0xf0) | (sector_num >> 24);
- s->hcyl = (sector_num >> 16);
- s->lcyl = (sector_num >> 8);
- s->sector = (sector_num);
+ if (!s->lba48) {
+ s->select = (s->select & 0xf0) | (sector_num >> 24);
+ s->hcyl = (sector_num >> 16);
+ s->lcyl = (sector_num >> 8);
+ s->sector = (sector_num);
+ } else {
+ s->sector = sector_num;
+ s->lcyl = sector_num >> 8;
+ s->hcyl = sector_num >> 16;
+ s->hob_sector = sector_num >> 24;
+ s->hob_lcyl = sector_num >> 32;
+ s->hob_hcyl = sector_num >> 40;
+ }
} else {
cyl = sector_num / (s->heads * s->sectors);
r = sector_num % (s->heads * s->sectors);
}
}
-static int ide_read_dma_cb(IDEState *s,
- target_phys_addr_t phys_addr,
- int transfer_size1)
+/* return 0 if buffer completed */
+static int dma_buf_rw(BMDMAState *bm, int is_write)
{
- int len, transfer_size, n;
- int64_t sector_num;
+ IDEState *s = bm->ide_if;
+ struct {
+ uint32_t addr;
+ uint32_t size;
+ } prd;
+ int l, len;
- transfer_size = transfer_size1;
- while (transfer_size > 0) {
- len = s->io_buffer_size - s->io_buffer_index;
- if (len <= 0) {
- /* transfert next data */
- n = s->nsector;
- if (n == 0)
- break;
- if (n > MAX_MULT_SECTORS)
- n = MAX_MULT_SECTORS;
- sector_num = ide_get_sector(s);
- bdrv_read(s->bs, sector_num, s->io_buffer, n);
- s->io_buffer_index = 0;
- s->io_buffer_size = n * 512;
- len = s->io_buffer_size;
- sector_num += n;
- ide_set_sector(s, sector_num);
- s->nsector -= n;
+ for(;;) {
+ l = s->io_buffer_size - s->io_buffer_index;
+ if (l <= 0)
+ break;
+ 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 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);
+ }
+ if (l > bm->cur_prd_len)
+ l = bm->cur_prd_len;
+ if (l > 0) {
+ if (is_write) {
+ 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,
+ s->io_buffer + s->io_buffer_index, l);
+ }
+ bm->cur_prd_addr += l;
+ bm->cur_prd_len -= l;
+ s->io_buffer_index += l;
}
- if (len > transfer_size)
- len = transfer_size;
- cpu_physical_memory_write(phys_addr,
- s->io_buffer + s->io_buffer_index, len);
- s->io_buffer_index += len;
- transfer_size -= len;
- phys_addr += len;
- }
- if (s->io_buffer_index >= s->io_buffer_size && s->nsector == 0) {
+ }
+ return 1;
+}
+
+/* XXX: handle errors */
+static void ide_read_dma_cb(void *opaque, int ret)
+{
+ BMDMAState *bm = opaque;
+ IDEState *s = bm->ide_if;
+ int n;
+ int64_t sector_num;
+
+ n = s->io_buffer_size >> 9;
+ sector_num = ide_get_sector(s);
+ if (n > 0) {
+ sector_num += n;
+ ide_set_sector(s, sector_num);
+ s->nsector -= n;
+ if (dma_buf_rw(bm, 1) == 0)
+ goto eot;
+ }
+
+ /* end of transfer ? */
+ if (s->nsector == 0) {
s->status = READY_STAT | SEEK_STAT;
ide_set_irq(s);
-#ifdef DEBUG_IDE_ATAPI
- printf("dma status=0x%x\n", s->status);
-#endif
- return 0;
+ eot:
+ bm->status &= ~BM_STATUS_DMAING;
+ bm->status |= BM_STATUS_INT;
+ bm->dma_cb = NULL;
+ bm->ide_if = NULL;
+ bm->aiocb = NULL;
+ return;
}
- return transfer_size1 - transfer_size;
+
+ /* 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;
+#ifdef DEBUG_AIO
+ printf("aio_read: sector_num=%lld 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);
}
static void ide_sector_read_dma(IDEState *s)
{
- s->status = READY_STAT | SEEK_STAT | DRQ_STAT;
+ s->status = READY_STAT | SEEK_STAT | DRQ_STAT | BUSY_STAT;
s->io_buffer_index = 0;
s->io_buffer_size = 0;
ide_dma_start(s, ide_read_dma_cb);
}
+static void ide_sector_write_timer_cb(void *opaque)
+{
+ IDEState *s = opaque;
+ ide_set_irq(s);
+}
+
static void ide_sector_write(IDEState *s)
{
int64_t sector_num;
ret = bdrv_write(s->bs, sector_num, s->io_buffer, n);
s->nsector -= n;
if (s->nsector == 0) {
- /* no more sector to write */
+ /* no more sectors to write */
ide_transfer_stop(s);
} else {
n1 = s->nsector;
ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write);
}
ide_set_sector(s, sector_num + n);
- ide_set_irq(s);
+
+#ifdef TARGET_I386
+ if (win2k_install_hack && ((++s->irq_count % 16) == 0)) {
+ /* It seems there is a bug in the Windows 2000 installer HDD
+ IDE driver which fills the disk with empty logs when the
+ IDE write IRQ comes too early. This hack tries to correct
+ that at the expense of slower write performances. Use this
+ option _only_ to install Windows 2000. You must disable it
+ for normal use. */
+ qemu_mod_timer(s->sector_write_timer,
+ qemu_get_clock(vm_clock) + (ticks_per_sec / 1000));
+ } else
+#endif
+ {
+ ide_set_irq(s);
+ }
}
-static int ide_write_dma_cb(IDEState *s,
- target_phys_addr_t phys_addr,
- int transfer_size1)
+/* XXX: handle errors */
+static void ide_write_dma_cb(void *opaque, int ret)
{
- int len, transfer_size, n;
+ BMDMAState *bm = opaque;
+ IDEState *s = bm->ide_if;
+ int n;
int64_t sector_num;
- transfer_size = transfer_size1;
- for(;;) {
- len = s->io_buffer_size - s->io_buffer_index;
- if (len == 0) {
- n = s->io_buffer_size >> 9;
- sector_num = ide_get_sector(s);
- bdrv_write(s->bs, sector_num, s->io_buffer,
- s->io_buffer_size >> 9);
- sector_num += n;
- ide_set_sector(s, sector_num);
- s->nsector -= n;
- n = s->nsector;
- if (n == 0) {
- /* end of transfer */
- s->status = READY_STAT | SEEK_STAT;
- ide_set_irq(s);
- return 0;
- }
- if (n > MAX_MULT_SECTORS)
- n = MAX_MULT_SECTORS;
- s->io_buffer_index = 0;
- s->io_buffer_size = n * 512;
- len = s->io_buffer_size;
- }
- if (transfer_size <= 0)
- break;
- if (len > transfer_size)
- len = transfer_size;
- cpu_physical_memory_read(phys_addr,
- s->io_buffer + s->io_buffer_index, len);
- s->io_buffer_index += len;
- transfer_size -= len;
- phys_addr += len;
+ n = s->io_buffer_size >> 9;
+ sector_num = ide_get_sector(s);
+ if (n > 0) {
+ sector_num += n;
+ ide_set_sector(s, sector_num);
+ s->nsector -= n;
}
- return transfer_size1 - transfer_size;
-}
-static void ide_sector_write_dma(IDEState *s)
-{
- int n;
- s->status = READY_STAT | SEEK_STAT | DRQ_STAT;
+ /* end of transfer ? */
+ if (s->nsector == 0) {
+ s->status = READY_STAT | SEEK_STAT;
+ ide_set_irq(s);
+ eot:
+ bm->status &= ~BM_STATUS_DMAING;
+ bm->status |= BM_STATUS_INT;
+ bm->dma_cb = NULL;
+ bm->ide_if = NULL;
+ bm->aiocb = NULL;
+ 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)
+ goto eot;
+#ifdef DEBUG_AIO
+ printf("aio_write: sector_num=%lld 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);
+}
+
+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;
ide_dma_start(s, ide_write_dma_cb);
}
buf[2] = lba % 75;
}
-static void cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
+static void cd_data_to_raw(uint8_t *buf, int lba)
+{
+ /* sync bytes */
+ buf[0] = 0x00;
+ memset(buf + 1, 0xff, 10);
+ buf[11] = 0x00;
+ buf += 12;
+ /* MSF */
+ lba_to_msf(buf, lba);
+ buf[3] = 0x01; /* mode 1 data */
+ buf += 4;
+ /* data */
+ buf += 2048;
+ /* XXX: ECC not computed */
+ memset(buf, 0, 288);
+}
+
+static int cd_read_sector(BlockDriverState *bs, int lba, uint8_t *buf,
int sector_size)
{
+ int ret;
+
switch(sector_size) {
case 2048:
- bdrv_read(bs, (int64_t)lba << 2, buf, 4);
+ ret = bdrv_read(bs, (int64_t)lba << 2, buf, 4);
break;
case 2352:
- /* sync bytes */
- buf[0] = 0x00;
- memset(buf + 1, 0xff, 11);
- buf += 12;
- /* MSF */
- lba_to_msf(buf, lba);
- buf[3] = 0x01; /* mode 1 data */
- buf += 4;
- /* data */
- bdrv_read(bs, (int64_t)lba << 2, buf, 4);
- buf += 2048;
- /* ECC */
- memset(buf, 0, 288);
+ ret = bdrv_read(bs, (int64_t)lba << 2, buf + 16, 4);
+ if (ret < 0)
+ return ret;
+ cd_data_to_raw(buf, lba);
break;
default:
+ ret = -EIO;
break;
}
+ return ret;
+}
+
+static void ide_atapi_io_error(IDEState *s, int ret)
+{
+ /* XXX: handle more errors */
+ if (ret == -ENOMEDIUM) {
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ASC_MEDIUM_NOT_PRESENT);
+ } else {
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_LOGICAL_BLOCK_OOR);
+ }
}
/* The whole ATAPI transfer logic is handled in this function */
static void ide_atapi_cmd_reply_end(IDEState *s)
{
- int byte_count_limit, size;
+ 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);
} else {
/* see if a new sector must be read */
if (s->lba != -1 && s->io_buffer_index >= s->cd_sector_size) {
- cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size);
+ ret = cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size);
+ if (ret < 0) {
+ ide_transfer_stop(s);
+ ide_atapi_io_error(s, ret);
+ return;
+ }
s->lba++;
s->io_buffer_index = 0;
}
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;
size = max_size;
s->lba = -1; /* no sector read */
s->packet_transfer_size = size;
+ s->io_buffer_size = size; /* dma: send the reply data as one chunk */
s->elementary_transfer_size = 0;
s->io_buffer_index = 0;
- s->status = READY_STAT;
- ide_atapi_cmd_reply_end(s);
+ if (s->atapi_dma) {
+ s->status = READY_STAT | DRQ_STAT;
+ ide_dma_start(s, ide_atapi_cmd_read_dma_cb);
+ } else {
+ s->status = READY_STAT;
+ ide_atapi_cmd_reply_end(s);
+ }
}
/* start a CD-CDROM read command */
}
/* ATAPI DMA support */
-static int ide_atapi_cmd_read_dma_cb(IDEState *s,
- target_phys_addr_t phys_addr,
- int transfer_size1)
-{
- int len, transfer_size;
-
- transfer_size = transfer_size1;
- while (transfer_size > 0) {
- if (s->packet_transfer_size <= 0)
- break;
- len = s->cd_sector_size - s->io_buffer_index;
- if (len <= 0) {
- /* transfert next data */
- cd_read_sector(s->bs, s->lba, s->io_buffer, s->cd_sector_size);
- s->lba++;
- s->io_buffer_index = 0;
- len = s->cd_sector_size;
- }
- if (len > transfer_size)
- len = transfer_size;
- cpu_physical_memory_write(phys_addr,
- s->io_buffer + s->io_buffer_index, len);
- s->packet_transfer_size -= len;
- s->io_buffer_index += len;
- transfer_size -= len;
- phys_addr += len;
+
+/* XXX: handle read errors */
+static void ide_atapi_cmd_read_dma_cb(void *opaque, int ret)
+{
+ BMDMAState *bm = opaque;
+ IDEState *s = bm->ide_if;
+ int data_offset, n;
+
+ if (ret < 0) {
+ ide_atapi_io_error(s, ret);
+ goto eot;
}
+
+ if (s->io_buffer_size > 0) {
+ /*
+ * For a cdrom read sector command (s->lba != -1),
+ * adjust the lba for the next s->io_buffer_size chunk
+ * and dma the current chunk.
+ * For a command != read (s->lba == -1), just transfer
+ * the reply data.
+ */
+ if (s->lba != -1) {
+ if (s->cd_sector_size == 2352) {
+ n = 1;
+ cd_data_to_raw(s->io_buffer, s->lba);
+ } else {
+ n = s->io_buffer_size >> 11;
+ }
+ s->lba += n;
+ }
+ s->packet_transfer_size -= s->io_buffer_size;
+ if (dma_buf_rw(bm, 1) == 0)
+ goto eot;
+ }
+
if (s->packet_transfer_size <= 0) {
s->status = READY_STAT;
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD;
ide_set_irq(s);
-#ifdef DEBUG_IDE_ATAPI
- printf("dma status=0x%x\n", s->status);
+ eot:
+ bm->status &= ~BM_STATUS_DMAING;
+ bm->status |= BM_STATUS_INT;
+ bm->dma_cb = NULL;
+ bm->ide_if = NULL;
+ bm->aiocb = NULL;
+ return;
+ }
+
+ s->io_buffer_index = 0;
+ if (s->cd_sector_size == 2352) {
+ n = 1;
+ s->io_buffer_size = s->cd_sector_size;
+ data_offset = 16;
+ } else {
+ n = s->packet_transfer_size >> 11;
+ if (n > (MAX_MULT_SECTORS / 4))
+ n = (MAX_MULT_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
- return 0;
+ 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);
+ if (!bm->aiocb) {
+ /* Note: media not present is the most likely case */
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ ASC_MEDIUM_NOT_PRESENT);
+ goto eot;
}
- return transfer_size1 - transfer_size;
}
/* start a CD-CDROM read command with DMA */
{
s->lba = lba;
s->packet_transfer_size = nb_sectors * sector_size;
- s->io_buffer_index = sector_size;
+ s->io_buffer_index = 0;
+ s->io_buffer_size = 0;
s->cd_sector_size = sector_size;
- s->status = READY_STAT | DRQ_STAT;
+ /* XXX: check if BUSY_STAT should be set */
+ s->status = READY_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
- printf("read: LBA=%d nb_sectors=%d\n", lba, nb_sectors);
+ printf("read %s: LBA=%d nb_sectors=%d\n", s->atapi_dma ? "dma" : "pio",
+ lba, nb_sectors);
#endif
if (s->atapi_dma) {
ide_atapi_cmd_read_dma(s, lba, nb_sectors, sector_size);
}
}
-/* same toc as bochs. Return -1 if error or the toc length */
-/* XXX: check this */
-static int cdrom_read_toc(IDEState *s, uint8_t *buf, int msf, int start_track)
-{
- uint8_t *q;
- int nb_sectors, len;
-
- if (start_track > 1 && start_track != 0xaa)
- return -1;
- q = buf + 2;
- *q++ = 1; /* first session */
- *q++ = 1; /* last session */
- if (start_track <= 1) {
- *q++ = 0; /* reserved */
- *q++ = 0x14; /* ADR, control */
- *q++ = 1; /* track number */
- *q++ = 0; /* reserved */
- if (msf) {
- *q++ = 0; /* reserved */
- *q++ = 0; /* minute */
- *q++ = 2; /* second */
- *q++ = 0; /* frame */
- } else {
- /* sector 0 */
- cpu_to_ube32(q, 0);
- q += 4;
- }
- }
- /* lead out track */
- *q++ = 0; /* reserved */
- *q++ = 0x16; /* ADR, control */
- *q++ = 0xaa; /* track number */
- *q++ = 0; /* reserved */
- nb_sectors = s->nb_sectors >> 2;
- if (msf) {
- *q++ = 0; /* reserved */
- lba_to_msf(q, nb_sectors);
- q += 3;
- } else {
- cpu_to_ube32(q, nb_sectors);
- q += 4;
- }
- len = q - buf;
- cpu_to_ube16(buf, len - 2);
- return len;
-}
-
-/* mostly same info as PearPc */
-static int cdrom_read_toc_raw(IDEState *s, uint8_t *buf, int msf,
- int session_num)
-{
- uint8_t *q;
- int nb_sectors, len;
-
- q = buf + 2;
- *q++ = 1; /* first session */
- *q++ = 1; /* last session */
-
- *q++ = 1; /* session number */
- *q++ = 0x14; /* data track */
- *q++ = 0; /* track number */
- *q++ = 0xa0; /* lead-in */
- *q++ = 0; /* min */
- *q++ = 0; /* sec */
- *q++ = 0; /* frame */
- *q++ = 0;
- *q++ = 1; /* first track */
- *q++ = 0x00; /* disk type */
- *q++ = 0x00;
-
- *q++ = 1; /* session number */
- *q++ = 0x14; /* data track */
- *q++ = 0; /* track number */
- *q++ = 0xa1;
- *q++ = 0; /* min */
- *q++ = 0; /* sec */
- *q++ = 0; /* frame */
- *q++ = 0;
- *q++ = 1; /* last track */
- *q++ = 0x00;
- *q++ = 0x00;
-
- *q++ = 1; /* session number */
- *q++ = 0x14; /* data track */
- *q++ = 0; /* track number */
- *q++ = 0xa2; /* lead-out */
- *q++ = 0; /* min */
- *q++ = 0; /* sec */
- *q++ = 0; /* frame */
- nb_sectors = s->nb_sectors >> 2;
- if (msf) {
- *q++ = 0; /* reserved */
- lba_to_msf(q, nb_sectors);
- q += 3;
- } else {
- cpu_to_ube32(q, nb_sectors);
- q += 4;
- }
-
- *q++ = 1; /* session number */
- *q++ = 0x14; /* ADR, control */
- *q++ = 0; /* track number */
- *q++ = 1; /* point */
- *q++ = 0; /* min */
- *q++ = 0; /* sec */
- *q++ = 0; /* frame */
- *q++ = 0;
- *q++ = 0;
- *q++ = 0;
- *q++ = 0;
-
- len = q - buf;
- cpu_to_ube16(buf, len - 2);
- return len;
-}
-
static void ide_atapi_cmd(IDEState *s)
{
const uint8_t *packet;
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;
buf[13] = 3 << 5;
buf[14] = (1 << 0) | (1 << 3) | (1 << 5);
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;
}
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;
{
int nb_sectors, lba;
- if (!bdrv_is_inserted(s->bs)) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
- ASC_MEDIUM_NOT_PRESENT);
- break;
- }
if (packet[0] == GPCMD_READ_10)
nb_sectors = ube16_to_cpu(packet + 7);
else
ide_atapi_cmd_ok(s);
break;
}
- if (((int64_t)(lba + nb_sectors) << 2) > s->nb_sectors) {
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
- ASC_LOGICAL_BLOCK_OOR);
- break;
- }
ide_atapi_cmd_read(s, lba, nb_sectors, 2048);
}
break;
{
int nb_sectors, lba, transfer_request;
- if (!bdrv_is_inserted(s->bs)) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
- ASC_MEDIUM_NOT_PRESENT);
- break;
- }
nb_sectors = (packet[6] << 16) | (packet[7] << 8) | packet[8];
lba = ube32_to_cpu(packet + 2);
if (nb_sectors == 0) {
ide_atapi_cmd_ok(s);
break;
}
- if (((int64_t)(lba + nb_sectors) << 2) > s->nb_sectors) {
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
- ASC_LOGICAL_BLOCK_OOR);
- break;
- }
transfer_request = packet[9];
switch(transfer_request & 0xf8) {
case 0x00:
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;
}
case GPCMD_SEEK:
{
int lba;
- if (!bdrv_is_inserted(s->bs)) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ int64_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,
ASC_MEDIUM_NOT_PRESENT);
break;
}
lba = ube32_to_cpu(packet + 2);
- if (((int64_t)lba << 2) > s->nb_sectors) {
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ if (lba >= total_sectors) {
+ 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_close(s->bs);
+ bdrv_eject(s->bs, 1);
+ } else if (eject && start) {
+ /* close the tray */
+ bdrv_eject(s->bs, 0);
}
ide_atapi_cmd_ok(s);
}
case GPCMD_READ_TOC_PMA_ATIP:
{
int format, msf, start_track, len;
+ int64_t total_sectors;
- if (!bdrv_is_inserted(s->bs)) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
+ bdrv_get_geometry(s->bs, &total_sectors);
+ total_sectors >>= 2;
+ if (total_sectors <= 0) {
+ ide_atapi_cmd_error(s, SENSE_NOT_READY,
ASC_MEDIUM_NOT_PRESENT);
break;
}
start_track = packet[6];
switch(format) {
case 0:
- len = cdrom_read_toc(s, buf, msf, start_track);
+ len = cdrom_read_toc(total_sectors, buf, msf, start_track);
if (len < 0)
goto error_cmd;
ide_atapi_cmd_reply(s, len, max_len);
ide_atapi_cmd_reply(s, 12, max_len);
break;
case 2:
- len = cdrom_read_toc_raw(s, buf, msf, start_track);
+ len = cdrom_read_toc_raw(total_sectors, buf, msf, start_track);
if (len < 0)
goto error_cmd;
ide_atapi_cmd_reply(s, len, max_len);
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:
- if (!bdrv_is_inserted(s->bs)) {
- ide_atapi_cmd_error(s, SENSE_NOT_READY,
- ASC_MEDIUM_NOT_PRESENT);
- break;
+ {
+ int64_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,
+ ASC_MEDIUM_NOT_PRESENT);
+ break;
+ }
+ /* NOTE: it is really the number of sectors minus 1 */
+ cpu_to_ube32(buf, total_sectors - 1);
+ cpu_to_ube32(buf + 4, 2048);
+ ide_atapi_cmd_reply(s, 8, 8);
+ }
+ break;
+ case GPCMD_READ_DVD_STRUCTURE:
+ {
+ int media = packet[1];
+ int layer = packet[6];
+ int format = packet[2];
+ int64_t total_sectors;
+
+ if (media != 0 || layer != 0)
+ {
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INV_FIELD_IN_CMD_PACKET);
+ }
+
+ switch (format) {
+ case 0:
+ bdrv_get_geometry(s->bs, &total_sectors);
+ total_sectors >>= 2;
+
+ memset(buf, 0, 2052);
+
+ buf[4] = 1; // DVD-ROM, part version 1
+ buf[5] = 0xf; // 120mm disc, maximum rate unspecified
+ buf[6] = 0; // one layer, embossed data
+ buf[7] = 0;
+
+ cpu_to_ube32(buf + 8, 0);
+ cpu_to_ube32(buf + 12, total_sectors - 1);
+ cpu_to_ube32(buf + 16, total_sectors - 1);
+
+ cpu_to_be16wu((uint16_t *)buf, 2048 + 4);
+
+ ide_atapi_cmd_reply(s, 2048 + 3, 2048 + 4);
+ break;
+
+ default:
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ASC_INV_FIELD_IN_CMD_PACKET);
+ break;
+ }
}
- /* NOTE: it is really the number of sectors minus 1 */
- cpu_to_ube32(buf, (s->nb_sectors >> 2) - 1);
- cpu_to_ube32(buf + 4, 2048);
- ide_atapi_cmd_reply(s, 8, 8);
+ break;
+ case GPCMD_SET_SPEED:
+ ide_atapi_cmd_ok(s);
break;
case GPCMD_INQUIRY:
max_len = packet[4];
buf[1] = 0x80; /* removable */
buf[2] = 0x00; /* ISO */
buf[3] = 0x21; /* ATAPI-2 (XXX: put ATAPI-4 ?) */
- buf[4] = 31; /* additionnal length */
+ buf[4] = 31; /* additional length */
buf[5] = 0; /* reserved */
buf[6] = 0; /* reserved */
buf[7] = 0; /* reserved */
padstr8(buf + 32, 4, QEMU_VERSION);
ide_atapi_cmd_reply(s, 36, max_len);
break;
+ case GPCMD_GET_CONFIGURATION:
+ {
+ int64_t total_sectors;
+
+ /* 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;
+ }
+ memset(buf, 0, 32);
+ bdrv_get_geometry(s->bs, &total_sectors);
+ buf[3] = 16;
+ buf[7] = total_sectors <= 1433600 ? 0x08 : 0x10; /* current profile */
+ buf[10] = 0x10 | 0x1;
+ buf[11] = 0x08; /* size of profile list */
+ buf[13] = 0x10; /* DVD-ROM profile */
+ buf[14] = buf[7] == 0x10; /* (in)active */
+ buf[17] = 0x08; /* CD-ROM profile */
+ buf[18] = buf[7] == 0x08; /* (in)active */
+ ide_atapi_cmd_reply(s, 32, 32);
+ break;
+ }
default:
- ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
+ ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST,
ASC_ILLEGAL_OPCODE);
break;
}
}
+static void ide_cfata_metadata_inquiry(IDEState *s)
+{
+ uint16_t *p;
+ uint32_t spd;
+
+ p = (uint16_t *) s->io_buffer;
+ memset(p, 0, 0x200);
+ spd = ((s->mdata_size - 1) >> 9) + 1;
+
+ put_le16(p + 0, 0x0001); /* Data format revision */
+ put_le16(p + 1, 0x0000); /* Media property: silicon */
+ put_le16(p + 2, s->media_changed); /* Media status */
+ put_le16(p + 3, s->mdata_size & 0xffff); /* Capacity in bytes (low) */
+ put_le16(p + 4, s->mdata_size >> 16); /* Capacity in bytes (high) */
+ put_le16(p + 5, spd & 0xffff); /* Sectors per device (low) */
+ put_le16(p + 6, spd >> 16); /* Sectors per device (high) */
+}
+
+static void ide_cfata_metadata_read(IDEState *s)
+{
+ uint16_t *p;
+
+ if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) {
+ s->status = ERR_STAT;
+ s->error = ABRT_ERR;
+ return;
+ }
+
+ p = (uint16_t *) s->io_buffer;
+ memset(p, 0, 0x200);
+
+ put_le16(p + 0, s->media_changed); /* Media status */
+ memcpy(p + 1, s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9),
+ MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9),
+ s->nsector << 9), 0x200 - 2));
+}
+
+static void ide_cfata_metadata_write(IDEState *s)
+{
+ if (((s->hcyl << 16) | s->lcyl) << 9 > s->mdata_size + 2) {
+ s->status = ERR_STAT;
+ s->error = ABRT_ERR;
+ return;
+ }
+
+ s->media_changed = 0;
+
+ memcpy(s->mdata_storage + (((s->hcyl << 16) | s->lcyl) << 9),
+ s->io_buffer + 2,
+ MIN(MIN(s->mdata_size - (((s->hcyl << 16) | s->lcyl) << 9),
+ s->nsector << 9), 0x200 - 2));
+}
+
/* called when the inserted state of the media has changed */
static void cdrom_change_cb(void *opaque)
{
s->nb_sectors = nb_sectors;
}
+static void ide_cmd_lba48_transform(IDEState *s, int lba48)
+{
+ s->lba48 = lba48;
+
+ /* handle the 'magic' 0 nsector count conversion here. to avoid
+ * fiddling with the rest of the read logic, we just store the
+ * full sector count in ->nsector and ignore ->hob_nsector from now
+ */
+ if (!s->lba48) {
+ if (!s->nsector)
+ s->nsector = 256;
+ } else {
+ if (!s->nsector && !s->hob_nsector)
+ s->nsector = 65536;
+ else {
+ int lo = s->nsector;
+ int hi = s->hob_nsector;
+
+ s->nsector = (hi << 8) | lo;
+ }
+ }
+}
+
+static void ide_clear_hob(IDEState *ide_if)
+{
+ /* any write clears HOB high bit of device control register */
+ ide_if[0].select &= ~(1 << 7);
+ ide_if[1].select &= ~(1 << 7);
+}
+
static void ide_ioport_write(void *opaque, uint32_t addr, uint32_t val)
{
IDEState *ide_if = opaque;
IDEState *s;
int unit, n;
+ int lba48 = 0;
#ifdef DEBUG_IDE
printf("IDE: write addr=0x%x val=0x%02x\n", addr, val);
#endif
+
addr &= 7;
switch(addr) {
case 0:
break;
case 1:
+ ide_clear_hob(ide_if);
/* NOTE: data is written to the two drives */
+ ide_if[0].hob_feature = ide_if[0].feature;
+ ide_if[1].hob_feature = ide_if[1].feature;
ide_if[0].feature = val;
ide_if[1].feature = val;
break;
case 2:
- if (val == 0)
- val = 256;
+ ide_clear_hob(ide_if);
+ ide_if[0].hob_nsector = ide_if[0].nsector;
+ ide_if[1].hob_nsector = ide_if[1].nsector;
ide_if[0].nsector = val;
ide_if[1].nsector = val;
break;
case 3:
+ ide_clear_hob(ide_if);
+ ide_if[0].hob_sector = ide_if[0].sector;
+ ide_if[1].hob_sector = ide_if[1].sector;
ide_if[0].sector = val;
ide_if[1].sector = val;
break;
case 4:
+ ide_clear_hob(ide_if);
+ ide_if[0].hob_lcyl = ide_if[0].lcyl;
+ ide_if[1].hob_lcyl = ide_if[1].lcyl;
ide_if[0].lcyl = val;
ide_if[1].lcyl = val;
break;
case 5:
+ ide_clear_hob(ide_if);
+ ide_if[0].hob_hcyl = ide_if[0].hcyl;
+ ide_if[1].hob_hcyl = ide_if[1].hcyl;
ide_if[0].hcyl = val;
ide_if[1].hcyl = val;
break;
case 6:
+ /* FIXME: HOB readback uses bit 7 */
ide_if[0].select = (val & ~0x10) | 0xa0;
ide_if[1].select = (val | 0x10) | 0xa0;
/* select drive */
#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;
+
switch(val) {
case WIN_IDENTIFY:
if (s->bs && !s->is_cdrom) {
- ide_identify(s);
+ if (!s->is_cf)
+ ide_identify(s);
+ else
+ ide_cfata_identify(s);
s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
} else {
ide_set_irq(s);
break;
case WIN_SETMULT:
- if (s->nsector > MAX_MULT_SECTORS ||
- s->nsector == 0 ||
- (s->nsector & (s->nsector - 1)) != 0) {
+ if (s->is_cf && s->nsector == 0) {
+ /* Disable Read and Write Multiple */
+ s->mult_sectors = 0;
+ s->status = READY_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;
+ s->mult_sectors = s->nsector & 0xff;
s->status = READY_STAT;
}
ide_set_irq(s);
break;
+ case WIN_VERIFY_EXT:
+ lba48 = 1;
case WIN_VERIFY:
case WIN_VERIFY_ONCE:
/* do sector number check ? */
+ ide_cmd_lba48_transform(s, lba48);
s->status = READY_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;
ide_sector_read(s);
break;
+ case WIN_WRITE_EXT:
+ lba48 = 1;
case WIN_WRITE:
case WIN_WRITE_ONCE:
+ case CFA_WRITE_SECT_WO_ERASE:
+ case WIN_WRITE_VERIFY:
+ ide_cmd_lba48_transform(s, lba48);
s->error = 0;
s->status = SEEK_STAT | READY_STAT;
s->req_nb_sectors = 1;
ide_transfer_start(s, s->io_buffer, 512, ide_sector_write);
+ s->media_changed = 1;
break;
+ case WIN_MULTREAD_EXT:
+ lba48 = 1;
case WIN_MULTREAD:
if (!s->mult_sectors)
goto abort_cmd;
+ ide_cmd_lba48_transform(s, lba48);
s->req_nb_sectors = s->mult_sectors;
ide_sector_read(s);
break;
+ case WIN_MULTWRITE_EXT:
+ lba48 = 1;
case WIN_MULTWRITE:
+ case CFA_WRITE_MULTI_WO_ERASE:
if (!s->mult_sectors)
goto abort_cmd;
+ ide_cmd_lba48_transform(s, lba48);
s->error = 0;
s->status = SEEK_STAT | READY_STAT;
s->req_nb_sectors = s->mult_sectors;
if (n > s->req_nb_sectors)
n = s->req_nb_sectors;
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write);
+ s->media_changed = 1;
break;
+ case WIN_READDMA_EXT:
+ 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);
break;
+ case WIN_WRITEDMA_EXT:
+ 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);
+ s->media_changed = 1;
break;
+ case WIN_READ_NATIVE_MAX_EXT:
+ lba48 = 1;
case WIN_READ_NATIVE_MAX:
+ ide_cmd_lba48_transform(s, lba48);
ide_set_sector(s, s->nb_sectors - 1);
s->status = READY_STAT;
ide_set_irq(s);
break;
case WIN_CHECKPOWERMODE1:
+ case WIN_CHECKPOWERMODE2:
s->nsector = 0xff; /* device active or idle */
s->status = READY_STAT;
ide_set_irq(s);
goto abort_cmd;
/* XXX: valid for CDROM ? */
switch(s->feature) {
+ case 0xcc: /* reverting to power-on defaults enable */
+ case 0x66: /* reverting to power-on defaults disable */
case 0x02: /* write cache enable */
- case 0x03: /* set transfer mode */
case 0x82: /* write cache disable */
case 0xaa: /* read look-ahead enable */
case 0x55: /* read look-ahead disable */
+ case 0x05: /* set advanced power management mode */
+ case 0x85: /* disable advanced power management mode */
+ case 0x69: /* NOP */
+ 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;
+ case 0x03: { /* set transfer mode */
+ uint8_t val = s->nsector & 0x07;
+
+ switch (s->nsector >> 3) {
+ case 0x00: /* pio default */
+ case 0x01: /* pio mode */
+ put_le16(s->identify_data + 63,0x07);
+ put_le16(s->identify_data + 88,0x3f);
+ break;
+ case 0x04: /* mdma mode */
+ 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 + 63,0x07);
+ put_le16(s->identify_data + 88,0x3f | (1 << (val + 8)));
+ break;
+ default:
+ goto abort_cmd;
+ }
+ s->status = READY_STAT | SEEK_STAT;
+ ide_set_irq(s);
+ break;
+ }
default:
goto abort_cmd;
}
break;
- case WIN_STANDBYNOW1:
+ case WIN_FLUSH_CACHE:
+ case WIN_FLUSH_CACHE_EXT:
+ if (s->bs)
+ bdrv_flush(s->bs);
s->status = READY_STAT;
ide_set_irq(s);
break;
- /* ATAPI commands */
+ case WIN_STANDBY:
+ case WIN_STANDBY2:
+ case WIN_STANDBYNOW1:
+ case WIN_STANDBYNOW2:
+ case WIN_IDLEIMMEDIATE:
+ case CFA_IDLEIMMEDIATE:
+ case WIN_SETIDLE1:
+ case WIN_SETIDLE2:
+ case WIN_SLEEPNOW1:
+ case WIN_SLEEPNOW2:
+ s->status = READY_STAT;
+ ide_set_irq(s);
+ break;
+ /* ATAPI commands */
case WIN_PIDENTIFY:
if (s->is_cdrom) {
ide_atapi_identify(s);
- s->status = READY_STAT;
+ s->status = READY_STAT | SEEK_STAT;
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop);
} else {
ide_abort_command(s);
}
ide_set_irq(s);
break;
+ case WIN_DIAGNOSE:
+ ide_set_signature(s);
+ s->status = 0x00; /* NOTE: READY is _not_ set */
+ s->error = 0x01;
+ ide_set_irq(s);
+ break;
case WIN_SRST:
if (!s->is_cdrom)
goto abort_cmd;
/* overlapping commands not supported */
if (s->feature & 0x02)
goto abort_cmd;
+ s->status = READY_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 */
+ case CFA_REQ_EXT_ERROR_CODE:
+ if (!s->is_cf)
+ goto abort_cmd;
+ s->error = 0x09; /* miscellaneous error */
+ s->status = READY_STAT;
+ ide_set_irq(s);
+ break;
+ case CFA_ERASE_SECTORS:
+ case CFA_WEAR_LEVEL:
+ if (!s->is_cf)
+ goto abort_cmd;
+ if (val == CFA_WEAR_LEVEL)
+ s->nsector = 0;
+ if (val == CFA_ERASE_SECTORS)
+ s->media_changed = 1;
+ s->error = 0x00;
+ s->status = READY_STAT;
+ ide_set_irq(s);
+ break;
+ case CFA_TRANSLATE_SECTOR:
+ if (!s->is_cf)
+ goto abort_cmd;
+ s->error = 0x00;
+ s->status = READY_STAT;
+ memset(s->io_buffer, 0, 0x200);
+ s->io_buffer[0x00] = s->hcyl; /* Cyl MSB */
+ s->io_buffer[0x01] = s->lcyl; /* Cyl LSB */
+ s->io_buffer[0x02] = s->select; /* Head */
+ s->io_buffer[0x03] = s->sector; /* Sector */
+ s->io_buffer[0x04] = ide_get_sector(s) >> 16; /* LBA MSB */
+ s->io_buffer[0x05] = ide_get_sector(s) >> 8; /* LBA */
+ s->io_buffer[0x06] = ide_get_sector(s) >> 0; /* LBA LSB */
+ s->io_buffer[0x13] = 0x00; /* Erase flag */
+ s->io_buffer[0x18] = 0x00; /* Hot count */
+ s->io_buffer[0x19] = 0x00; /* Hot count */
+ s->io_buffer[0x1a] = 0x01; /* Hot count */
+ ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
+ ide_set_irq(s);
+ break;
+ case CFA_ACCESS_METADATA_STORAGE:
+ if (!s->is_cf)
+ goto abort_cmd;
+ switch (s->feature) {
+ case 0x02: /* Inquiry Metadata Storage */
+ ide_cfata_metadata_inquiry(s);
+ break;
+ case 0x03: /* Read Metadata Storage */
+ ide_cfata_metadata_read(s);
+ break;
+ case 0x04: /* Write Metadata Storage */
+ ide_cfata_metadata_write(s);
+ break;
+ default:
+ goto abort_cmd;
+ }
+ ide_transfer_start(s, s->io_buffer, 0x200, ide_transfer_stop);
+ s->status = 0x00; /* NOTE: READY is _not_ set */
+ ide_set_irq(s);
+ break;
+ case IBM_SENSE_CONDITION:
+ if (!s->is_cf)
+ goto abort_cmd;
+ switch (s->feature) {
+ case 0x01: /* sense temperature in device */
+ s->nsector = 0x50; /* +20 C */
+ break;
+ default:
+ goto abort_cmd;
+ }
+ s->status = READY_STAT;
+ ide_set_irq(s);
+ break;
default:
abort_cmd:
ide_abort_command(s);
IDEState *ide_if = opaque;
IDEState *s = ide_if->cur_drive;
uint32_t addr;
- int ret;
+ int ret, hob;
addr = addr1 & 7;
+ /* FIXME: HOB readback uses bit 7, but it's always set right now */
+ //hob = s->select & (1 << 7);
+ hob = 0;
switch(addr) {
case 0:
ret = 0xff;
case 1:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
- else
+ else if (!hob)
ret = s->error;
+ else
+ ret = s->hob_feature;
break;
case 2:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
- else
+ else if (!hob)
ret = s->nsector & 0xff;
+ else
+ ret = s->hob_nsector;
break;
case 3:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
- else
+ else if (!hob)
ret = s->sector;
+ else
+ ret = s->hob_sector;
break;
case 4:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
- else
+ else if (!hob)
ret = s->lcyl;
+ else
+ ret = s->hob_lcyl;
break;
case 5:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
- else
+ else if (!hob)
ret = s->hcyl;
+ else
+ ret = s->hob_hcyl;
break;
case 6:
if (!ide_if[0].bs && !ide_if[1].bs)
ret = 0;
else
ret = s->status;
-#ifdef TARGET_PPC
- if (s->openpic)
- openpic_set_irq(s->openpic, s->irq, 0);
- else
-#endif
- if (s->irq == 16)
- pci_set_irq(s->pci_dev, 0, 0);
- else
- pic_set_irq(s->irq, 0);
+ qemu_irq_lower(s->irq);
break;
}
#ifdef DEBUG_IDE
IDEState *s = ((IDEState *)opaque)->cur_drive;
uint8_t *p;
int ret;
-
+
p = s->data_ptr;
ret = cpu_to_le32(*(uint32_t *)p);
p += 4;
static void ide_reset(IDEState *s)
{
- s->mult_sectors = MAX_MULT_SECTORS;
+ if (s->is_cf)
+ s->mult_sectors = 0;
+ else
+ s->mult_sectors = MAX_MULT_SECTORS;
s->cur_drive = s;
s->select = 0xa0;
s->status = READY_STAT;
accesses */
s->end_transfer_func = ide_dummy_transfer_stop;
ide_dummy_transfer_stop(s);
+ s->media_changed = 0;
}
struct partition {
uint32_t nr_sects; /* nr of sectors in partition */
} __attribute__((packed));
-/* try to guess the IDE geometry from the MSDOS partition table */
-static void ide_guess_geometry(IDEState *s)
+/* 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;
+ int ret, i, heads, sectors, cylinders;
struct partition *p;
uint32_t nr_sects;
- if (s->cylinders != 0)
- return;
ret = bdrv_read(s->bs, 0, buf, 1);
if (ret < 0)
- return;
+ return -1;
/* test msdos magic */
if (buf[510] != 0x55 || buf[511] != 0xaa)
- return;
+ 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 */
- s->heads = p->end_head + 1;
- s->sectors = p->end_sector & 63;
- s->cylinders = s->nb_sectors / (s->heads * s->sectors);
+ 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 partition: CHS=%d %d %d\n",
- s->cylinders, s->heads, s->sectors);
+ printf("guessed geometry: LCHS=%d %d %d\n",
+ cylinders, heads, sectors);
#endif
+ return 0;
}
}
+ return -1;
}
-static void ide_init2(IDEState *ide_state, int irq,
- BlockDriverState *hd0, BlockDriverState *hd1)
+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;
+ int i, cylinders, heads, secs, translation, lba_detected = 0;
int64_t nb_sectors;
for(i = 0; i < 2; i++) {
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 {
- ide_guess_geometry(s);
- if (s->cylinders == 0) {
- /* if no geometry, use a LBA compatible one */
+ 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;
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);
+ bdrv_set_change_cb(s->bs, cdrom_change_cb, s);
}
}
s->drive_serial = drive_serial++;
s->irq = irq;
+ 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);
register_ioport_read(iobase, 4, 4, ide_data_readl, 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);
+ if (s->identify_set) {
+ qemu_put_buffer(f, (const uint8_t *)s->identify_data, 512);
+ }
+ qemu_put_8s(f, &s->feature);
+ qemu_put_8s(f, &s->error);
+ qemu_put_be32s(f, &s->nsector);
+ qemu_put_8s(f, &s->sector);
+ qemu_put_8s(f, &s->lcyl);
+ qemu_put_8s(f, &s->hcyl);
+ qemu_put_8s(f, &s->hob_feature);
+ qemu_put_8s(f, &s->hob_nsector);
+ qemu_put_8s(f, &s->hob_sector);
+ qemu_put_8s(f, &s->hob_lcyl);
+ qemu_put_8s(f, &s->hob_hcyl);
+ qemu_put_8s(f, &s->select);
+ qemu_put_8s(f, &s->status);
+ qemu_put_8s(f, &s->lba48);
+
+ qemu_put_8s(f, &s->sense_key);
+ qemu_put_8s(f, &s->asc);
+ /* XXX: if a transfer is pending, we do not save it yet */
+}
+
+/* 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);
+ if (s->identify_set) {
+ qemu_get_buffer(f, (uint8_t *)s->identify_data, 512);
+ }
+ qemu_get_8s(f, &s->feature);
+ qemu_get_8s(f, &s->error);
+ qemu_get_be32s(f, &s->nsector);
+ qemu_get_8s(f, &s->sector);
+ qemu_get_8s(f, &s->lcyl);
+ qemu_get_8s(f, &s->hcyl);
+ qemu_get_8s(f, &s->hob_feature);
+ qemu_get_8s(f, &s->hob_nsector);
+ qemu_get_8s(f, &s->hob_sector);
+ qemu_get_8s(f, &s->hob_lcyl);
+ qemu_get_8s(f, &s->hob_hcyl);
+ qemu_get_8s(f, &s->select);
+ qemu_get_8s(f, &s->status);
+ qemu_get_8s(f, &s->lba48);
+
+ qemu_get_8s(f, &s->sense_key);
+ qemu_get_8s(f, &s->asc);
+ /* XXX: if a transfer is pending, we do not save it yet */
+}
+
/***********************************************************/
/* ISA IDE definitions */
-void isa_ide_init(int iobase, int iobase2, int irq,
+void isa_ide_init(int iobase, int iobase2, qemu_irq irq,
BlockDriverState *hd0, BlockDriverState *hd1)
{
IDEState *ide_state;
ide_state = qemu_mallocz(sizeof(IDEState) * 2);
if (!ide_state)
return;
-
- ide_init2(ide_state, irq, hd0, hd1);
+
+ ide_init2(ide_state, hd0, hd1, irq);
ide_init_ioport(ide_state, iobase, iobase2);
}
/***********************************************************/
/* PCI IDE definitions */
-static void ide_map(PCIDevice *pci_dev, int region_num,
+static void cmd646_update_irq(PCIIDEState *d);
+
+static void ide_map(PCIDevice *pci_dev, int region_num,
uint32_t addr, uint32_t size, int type)
{
PCIIDEState *d = (PCIIDEState *)pci_dev;
}
}
-/* XXX: full callback usage to prepare non blocking I/Os support -
- error handling */
-static void ide_dma_loop(BMDMAState *bm)
-{
- struct {
- uint32_t addr;
- uint32_t size;
- } prd;
- target_phys_addr_t cur_addr;
- int len, i, len1;
-
- cur_addr = bm->addr;
- /* at most one page to avoid hanging if erroneous parameters */
- for(i = 0; i < 512; i++) {
- cpu_physical_memory_read(cur_addr, (uint8_t *)&prd, 8);
- prd.addr = le32_to_cpu(prd.addr);
- prd.size = le32_to_cpu(prd.size);
-#ifdef DEBUG_IDE
- printf("ide: dma: prd: %08x: addr=0x%08x size=0x%08x\n",
- (int)cur_addr, prd.addr, prd.size);
-#endif
- len = prd.size & 0xfffe;
- if (len == 0)
- len = 0x10000;
- while (len > 0) {
- len1 = bm->dma_cb(bm->ide_if, prd.addr, len);
- if (len1 == 0)
- goto the_end;
- prd.addr += len1;
- len -= len1;
- }
- /* end of transfer */
- if (prd.size & 0x80000000)
- break;
- cur_addr += 8;
- }
- /* end of transfer */
- the_end:
- bm->status &= ~BM_STATUS_DMAING;
- bm->status |= BM_STATUS_INT;
- bm->dma_cb = NULL;
- bm->ide_if = NULL;
-}
-
-static void ide_dma_start(IDEState *s, IDEDMAFunc *dma_cb)
+static void ide_dma_start(IDEState *s, BlockDriverCompletionFunc *dma_cb)
{
BMDMAState *bm = s->bmdma;
if(!bm)
return;
bm->ide_if = s;
bm->dma_cb = dma_cb;
+ bm->cur_prd_last = 0;
+ bm->cur_prd_addr = 0;
+ bm->cur_prd_len = 0;
if (bm->status & BM_STATUS_DMAING) {
- ide_dma_loop(bm);
+ bm->dma_cb(bm, 0);
}
}
-static uint32_t bmdma_cmd_readb(void *opaque, uint32_t addr)
-{
- BMDMAState *bm = opaque;
- uint32_t val;
- val = bm->cmd;
-#ifdef DEBUG_IDE
- printf("%s: 0x%08x\n", __func__, val);
-#endif
- return val;
-}
-
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 */
- bm->status &= ~BM_STATUS_DMAING;
+ 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;
+ }
+ }
bm->cmd = val & 0x09;
} else {
- bm->status |= BM_STATUS_DMAING;
+ if (!(bm->status & BM_STATUS_DMAING)) {
+ bm->status |= BM_STATUS_DMAING;
+ /* start dma transfer if possible */
+ if (bm->dma_cb)
+ bm->dma_cb(bm, 0);
+ }
bm->cmd = val & 0x09;
- /* start dma transfer if possible */
- if (bm->dma_cb)
- ide_dma_loop(bm);
}
}
-static uint32_t bmdma_status_readb(void *opaque, uint32_t addr)
+static uint32_t bmdma_readb(void *opaque, uint32_t addr)
{
BMDMAState *bm = opaque;
+ PCIIDEState *pci_dev;
uint32_t val;
- val = bm->status;
+
+ switch(addr & 3) {
+ case 0:
+ val = bm->cmd;
+ break;
+ case 1:
+ pci_dev = bm->pci_dev;
+ if (pci_dev->type == IDE_TYPE_CMD646) {
+ val = pci_dev->dev.config[MRDMODE];
+ } else {
+ val = 0xff;
+ }
+ break;
+ case 2:
+ val = bm->status;
+ break;
+ case 3:
+ pci_dev = bm->pci_dev;
+ if (pci_dev->type == IDE_TYPE_CMD646) {
+ if (bm == &pci_dev->bmdma[0])
+ val = pci_dev->dev.config[UDIDETCR0];
+ else
+ val = pci_dev->dev.config[UDIDETCR1];
+ } else {
+ val = 0xff;
+ }
+ break;
+ default:
+ val = 0xff;
+ break;
+ }
#ifdef DEBUG_IDE
- printf("%s: 0x%08x\n", __func__, val);
+ printf("bmdma: readb 0x%02x : 0x%02x\n", addr, val);
#endif
return val;
}
-static void bmdma_status_writeb(void *opaque, uint32_t addr, uint32_t val)
+static void bmdma_writeb(void *opaque, uint32_t addr, uint32_t val)
{
BMDMAState *bm = opaque;
+ PCIIDEState *pci_dev;
#ifdef DEBUG_IDE
- printf("%s: 0x%08x\n", __func__, val);
+ printf("bmdma: writeb 0x%02x : 0x%02x\n", addr, val);
#endif
- bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
+ switch(addr & 3) {
+ case 1:
+ pci_dev = bm->pci_dev;
+ if (pci_dev->type == IDE_TYPE_CMD646) {
+ pci_dev->dev.config[MRDMODE] =
+ (pci_dev->dev.config[MRDMODE] & ~0x30) | (val & 0x30);
+ cmd646_update_irq(pci_dev);
+ }
+ break;
+ case 2:
+ bm->status = (val & 0x60) | (bm->status & 1) | (bm->status & ~val & 0x06);
+ break;
+ case 3:
+ pci_dev = bm->pci_dev;
+ if (pci_dev->type == IDE_TYPE_CMD646) {
+ if (bm == &pci_dev->bmdma[0])
+ pci_dev->dev.config[UDIDETCR0] = val;
+ else
+ pci_dev->dev.config[UDIDETCR1] = val;
+ }
+ break;
+ }
}
static uint32_t bmdma_addr_readl(void *opaque, uint32_t addr)
printf("%s: 0x%08x\n", __func__, val);
#endif
bm->addr = val & ~3;
+ 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;
BMDMAState *bm = &d->bmdma[i];
d->ide_if[2 * i].bmdma = bm;
d->ide_if[2 * i + 1].bmdma = bm;
-
+ bm->pci_dev = (PCIIDEState *)pci_dev;
+
register_ioport_write(addr, 1, 1, bmdma_cmd_writeb, bm);
- register_ioport_read(addr, 1, 1, bmdma_cmd_readb, bm);
- register_ioport_write(addr + 2, 1, 1, bmdma_status_writeb, bm);
- register_ioport_read(addr + 2, 1, 1, bmdma_status_readb, 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, 4, bmdma_addr_writel, bm);
register_ioport_read(addr + 4, 4, 4, bmdma_addr_readl, bm);
}
}
-/* hd_table must contain 4 block drivers */
-void pci_ide_init(PCIBus *bus, BlockDriverState **hd_table)
+/* 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, "IDE", sizeof(PCIIDEState),
- -1,
+ 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] = 0x86; // Intel
- pci_conf[0x01] = 0x80;
- pci_conf[0x02] = 0x00; // fake
- pci_conf[0x03] = 0x01; // fake
+ 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] = 0x80; // header_type = PCI_multifunction, generic
+ pci_conf[0x0e] = 0x00; // header_type
- pci_conf[0x2c] = 0x86; // subsys vendor
- pci_conf[0x2d] = 0x80; // subsys vendor
- pci_conf[0x2e] = 0x00; // fake
- pci_conf[0x2f] = 0x01; // fake
+ 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_register_io_region((PCIDevice *)d, 0, 0x8,
PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 1, 0x4,
+ pci_register_io_region((PCIDevice *)d, 1, 0x4,
PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 2, 0x8,
+ pci_register_io_region((PCIDevice *)d, 2, 0x8,
PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 3, 0x4,
+ pci_register_io_region((PCIDevice *)d, 3, 0x4,
PCI_ADDRESS_SPACE_IO, ide_map);
- pci_register_io_region((PCIDevice *)d, 4, 0x10,
+ 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;
- ide_init2(&d->ide_if[0], 16, hd_table[0], hd_table[1]);
- ide_init2(&d->ide_if[2], 16, hd_table[2], hd_table[3]);
+
+ 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;
+ int i;
+
+ pci_device_save(&d->dev, f);
+
+ for(i = 0; i < 2; i++) {
+ BMDMAState *bm = &d->bmdma[i];
+ qemu_put_8s(f, &bm->cmd);
+ qemu_put_8s(f, &bm->status);
+ qemu_put_be32s(f, &bm->addr);
+ /* XXX: if a transfer is pending, we do not save it yet */
+ }
+
+ /* per IDE interface data */
+ for(i = 0; i < 2; i++) {
+ IDEState *s = &d->ide_if[i * 2];
+ uint8_t drive1_selected;
+ 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 < 4; i++) {
+ ide_save(f, &d->ide_if[i]);
+ }
+}
+
+static int pci_ide_load(QEMUFile* f, void *opaque, int version_id)
+{
+ PCIIDEState *d = opaque;
+ int ret, i;
+
+ if (version_id != 1)
+ return -EINVAL;
+ ret = pci_device_load(&d->dev, f);
+ if (ret < 0)
+ return ret;
+
+ for(i = 0; i < 2; i++) {
+ BMDMAState *bm = &d->bmdma[i];
+ qemu_get_8s(f, &bm->cmd);
+ qemu_get_8s(f, &bm->status);
+ qemu_get_be32s(f, &bm->addr);
+ /* XXX: if a transfer is pending, we do not save it yet */
+ }
+
+ /* per IDE interface data */
+ for(i = 0; i < 2; i++) {
+ IDEState *s = &d->ide_if[i * 2];
+ uint8_t drive1_selected;
+ qemu_get_8s(f, &s->cmd);
+ qemu_get_8s(f, &drive1_selected);
+ s->cur_drive = &d->ide_if[i * 2 + (drive1_selected != 0)];
+ }
+
+ /* per IDE drive data */
+ for(i = 0; i < 4; i++) {
+ ide_load(f, &d->ide_if[i]);
+ }
+ return 0;
+}
+
+static void piix3_reset(PCIIDEState *d)
+{
+ uint8_t *pci_conf = d->dev.config;
+
+ pci_conf[0x04] = 0x00;
+ pci_conf[0x05] = 0x00;
+ pci_conf[0x06] = 0x80; /* FBC */
+ pci_conf[0x07] = 0x02; // PCI_status_devsel_medium
+ pci_conf[0x20] = 0x01; /* BMIBA: 20-23h */
}
/* hd_table must contain 4 block drivers */
/* NOTE: for the PIIX3, the IRQs and IOports are hardcoded */
-void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table)
+void pci_piix3_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+ qemu_irq *pic)
{
PCIIDEState *d;
uint8_t *pci_conf;
-
+
/* register a function 1 of PIIX3 */
- d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
+ d = (PCIIDEState *)pci_register_device(bus, "PIIX3 IDE",
sizeof(PCIIDEState),
- ((PCIDevice *)piix3_state)->devfn + 1,
+ 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_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_register_io_region((PCIDevice *)d, 4, 0x10,
+ piix3_reset(d);
+
+ pci_register_io_region((PCIDevice *)d, 4, 0x10,
PCI_ADDRESS_SPACE_IO, bmdma_map);
- ide_init2(&d->ide_if[0], 14, hd_table[0], hd_table[1]);
- ide_init2(&d->ide_if[2], 15, hd_table[2], hd_table[3]);
+ ide_init2(&d->ide_if[0], hd_table[0], hd_table[1], pic[14]);
+ ide_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
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);
+}
+
+/* hd_table must contain 4 block drivers */
+/* NOTE: for the PIIX4, the IRQs and IOports are hardcoded */
+void pci_piix4_ide_init(PCIBus *bus, BlockDriverState **hd_table, int devfn,
+ qemu_irq *pic)
+{
+ PCIIDEState *d;
+ uint8_t *pci_conf;
+
+ /* register a function 1 of PIIX4 */
+ d = (PCIIDEState *)pci_register_device(bus, "PIIX4 IDE",
+ sizeof(PCIIDEState),
+ devfn,
+ NULL, NULL);
+ 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_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
+
+ piix3_reset(d);
+
+ 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_init2(&d->ide_if[2], hd_table[2], hd_table[3], pic[15]);
+ 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);
}
/***********************************************************/
static void pmac_ide_writeb (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
switch (addr) {
case 1 ... 7:
ide_ioport_write(opaque, addr, val);
static void pmac_ide_writew (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap16(val);
#endif
{
uint16_t retval;
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
if (addr == 0) {
retval = ide_data_readw(opaque, 0);
} else {
static void pmac_ide_writel (void *opaque,
target_phys_addr_t addr, uint32_t val)
{
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
#ifdef TARGET_WORDS_BIGENDIAN
val = bswap32(val);
#endif
{
uint32_t retval;
- addr = (addr & 0xFFF) >> 4;
+ addr = (addr & 0xFFF) >> 4;
if (addr == 0) {
retval = ide_data_readl(opaque, 0);
} else {
/* 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,
- openpic_t *openpic, int irq)
+int pmac_ide_init (BlockDriverState **hd_table, qemu_irq irq)
{
IDEState *ide_if;
int pmac_ide_memory;
ide_if = qemu_mallocz(sizeof(IDEState) * 2);
- ide_init2(&ide_if[0], irq, hd_table[0], hd_table[1]);
- ide_if[0].openpic = openpic;
- ide_if[1].openpic = openpic;
-
+ ide_init2(&ide_if[0], hd_table[0], hd_table[1], irq);
+
pmac_ide_memory = cpu_register_io_memory(0, pmac_ide_read,
pmac_ide_write, &ide_if[0]);
return pmac_ide_memory;
}
+
+/***********************************************************/
+/* CF-ATA Microdrive */
+
+#define METADATA_SIZE 0x20
+
+/* DSCM-1XXXX Microdrive hard disk with CF+ II / PCMCIA interface. */
+struct md_s {
+ IDEState ide[2];
+ struct pcmcia_card_s card;
+ uint32_t attr_base;
+ uint32_t io_base;
+
+ /* Card state */
+ uint8_t opt;
+ uint8_t stat;
+ uint8_t pins;
+
+ uint8_t ctrl;
+ uint16_t io;
+ int cycle;
+};
+
+/* Register bitfields */
+enum md_opt {
+ OPT_MODE_MMAP = 0,
+ OPT_MODE_IOMAP16 = 1,
+ OPT_MODE_IOMAP1 = 2,
+ OPT_MODE_IOMAP2 = 3,
+ OPT_MODE = 0x3f,
+ OPT_LEVIREQ = 0x40,
+ OPT_SRESET = 0x80,
+};
+enum md_cstat {
+ STAT_INT = 0x02,
+ STAT_PWRDWN = 0x04,
+ STAT_XE = 0x10,
+ STAT_IOIS8 = 0x20,
+ STAT_SIGCHG = 0x40,
+ STAT_CHANGED = 0x80,
+};
+enum md_pins {
+ PINS_MRDY = 0x02,
+ PINS_CRDY = 0x20,
+};
+enum md_ctrl {
+ CTRL_IEN = 0x02,
+ CTRL_SRST = 0x04,
+};
+
+static inline void md_interrupt_update(struct md_s *s)
+{
+ if (!s->card.slot)
+ return;
+
+ qemu_set_irq(s->card.slot->irq,
+ !(s->stat & STAT_INT) && /* Inverted */
+ !(s->ctrl & (CTRL_IEN | CTRL_SRST)) &&
+ !(s->opt & OPT_SRESET));
+}
+
+static void md_set_irq(void *opaque, int irq, int level)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ if (level)
+ s->stat |= STAT_INT;
+ else
+ s->stat &= ~STAT_INT;
+
+ md_interrupt_update(s);
+}
+
+static void md_reset(struct md_s *s)
+{
+ s->opt = OPT_MODE_MMAP;
+ s->stat = 0;
+ s->pins = 0;
+ s->cycle = 0;
+ s->ctrl = 0;
+ ide_reset(s->ide);
+}
+
+static uint8_t md_attr_read(void *opaque, uint32_t at)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ if (at < s->attr_base) {
+ if (at < s->card.cis_len)
+ return s->card.cis[at];
+ else
+ return 0x00;
+ }
+
+ at -= s->attr_base;
+
+ switch (at) {
+ case 0x00: /* Configuration Option Register */
+ return s->opt;
+ case 0x02: /* Card Configuration Status Register */
+ if (s->ctrl & CTRL_IEN)
+ return s->stat & ~STAT_INT;
+ else
+ return s->stat;
+ case 0x04: /* Pin Replacement Register */
+ return (s->pins & PINS_CRDY) | 0x0c;
+ case 0x06: /* Socket and Copy Register */
+ return 0x00;
+#ifdef VERBOSE
+ default:
+ printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
+#endif
+ }
+
+ return 0;
+}
+
+static void md_attr_write(void *opaque, uint32_t at, uint8_t value)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ at -= s->attr_base;
+
+ switch (at) {
+ case 0x00: /* Configuration Option Register */
+ s->opt = value & 0xcf;
+ if (value & OPT_SRESET)
+ md_reset(s);
+ md_interrupt_update(s);
+ break;
+ case 0x02: /* Card Configuration Status Register */
+ if ((s->stat ^ value) & STAT_PWRDWN)
+ s->pins |= PINS_CRDY;
+ s->stat &= 0x82;
+ s->stat |= value & 0x74;
+ md_interrupt_update(s);
+ /* Word 170 in Identify Device must be equal to STAT_XE */
+ break;
+ case 0x04: /* Pin Replacement Register */
+ s->pins &= PINS_CRDY;
+ s->pins |= value & PINS_MRDY;
+ break;
+ case 0x06: /* Socket and Copy Register */
+ break;
+ default:
+ printf("%s: Bad attribute space register %02x\n", __FUNCTION__, at);
+ }
+}
+
+static uint16_t md_common_read(void *opaque, uint32_t at)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ uint16_t ret;
+ at -= s->io_base;
+
+ switch (s->opt & OPT_MODE) {
+ case OPT_MODE_MMAP:
+ if ((at & ~0x3ff) == 0x400)
+ at = 0;
+ break;
+ case OPT_MODE_IOMAP16:
+ at &= 0xf;
+ break;
+ case OPT_MODE_IOMAP1:
+ if ((at & ~0xf) == 0x3f0)
+ at -= 0x3e8;
+ else if ((at & ~0xf) == 0x1f0)
+ at -= 0x1f0;
+ break;
+ case OPT_MODE_IOMAP2:
+ if ((at & ~0xf) == 0x370)
+ at -= 0x368;
+ else if ((at & ~0xf) == 0x170)
+ at -= 0x170;
+ }
+
+ switch (at) {
+ case 0x0: /* Even RD Data */
+ case 0x8:
+ return ide_data_readw(s->ide, 0);
+
+ /* TODO: 8-bit accesses */
+ if (s->cycle)
+ ret = s->io >> 8;
+ else {
+ s->io = ide_data_readw(s->ide, 0);
+ ret = s->io & 0xff;
+ }
+ s->cycle = !s->cycle;
+ return ret;
+ case 0x9: /* Odd RD Data */
+ return s->io >> 8;
+ case 0xd: /* Error */
+ return ide_ioport_read(s->ide, 0x1);
+ case 0xe: /* Alternate Status */
+ if (s->ide->cur_drive->bs)
+ return s->ide->cur_drive->status;
+ else
+ return 0;
+ case 0xf: /* Device Address */
+ return 0xc2 | ((~s->ide->select << 2) & 0x3c);
+ default:
+ return ide_ioport_read(s->ide, at);
+ }
+
+ return 0;
+}
+
+static void md_common_write(void *opaque, uint32_t at, uint16_t value)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ at -= s->io_base;
+
+ switch (s->opt & OPT_MODE) {
+ case OPT_MODE_MMAP:
+ if ((at & ~0x3ff) == 0x400)
+ at = 0;
+ break;
+ case OPT_MODE_IOMAP16:
+ at &= 0xf;
+ break;
+ case OPT_MODE_IOMAP1:
+ if ((at & ~0xf) == 0x3f0)
+ at -= 0x3e8;
+ else if ((at & ~0xf) == 0x1f0)
+ at -= 0x1f0;
+ break;
+ case OPT_MODE_IOMAP2:
+ if ((at & ~0xf) == 0x370)
+ at -= 0x368;
+ else if ((at & ~0xf) == 0x170)
+ at -= 0x170;
+ }
+
+ switch (at) {
+ case 0x0: /* Even WR Data */
+ case 0x8:
+ ide_data_writew(s->ide, 0, value);
+ break;
+
+ /* TODO: 8-bit accesses */
+ if (s->cycle)
+ ide_data_writew(s->ide, 0, s->io | (value << 8));
+ else
+ s->io = value & 0xff;
+ s->cycle = !s->cycle;
+ break;
+ case 0x9:
+ s->io = value & 0xff;
+ s->cycle = !s->cycle;
+ break;
+ case 0xd: /* Features */
+ ide_ioport_write(s->ide, 0x1, value);
+ break;
+ case 0xe: /* Device Control */
+ s->ctrl = value;
+ if (value & CTRL_SRST)
+ md_reset(s);
+ md_interrupt_update(s);
+ break;
+ default:
+ if (s->stat & STAT_PWRDWN) {
+ s->pins |= PINS_CRDY;
+ s->stat &= ~STAT_PWRDWN;
+ }
+ ide_ioport_write(s->ide, at, value);
+ }
+}
+
+static void md_save(QEMUFile *f, void *opaque)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ int i;
+ uint8_t drive1_selected;
+
+ qemu_put_8s(f, &s->opt);
+ qemu_put_8s(f, &s->stat);
+ qemu_put_8s(f, &s->pins);
+
+ qemu_put_8s(f, &s->ctrl);
+ qemu_put_be16s(f, &s->io);
+ qemu_put_byte(f, s->cycle);
+
+ drive1_selected = (s->ide->cur_drive != s->ide);
+ qemu_put_8s(f, &s->ide->cmd);
+ qemu_put_8s(f, &drive1_selected);
+
+ for (i = 0; i < 2; i ++)
+ ide_save(f, &s->ide[i]);
+}
+
+static int md_load(QEMUFile *f, void *opaque, int version_id)
+{
+ struct md_s *s = (struct md_s *) opaque;
+ int i;
+ uint8_t drive1_selected;
+
+ qemu_get_8s(f, &s->opt);
+ qemu_get_8s(f, &s->stat);
+ qemu_get_8s(f, &s->pins);
+
+ qemu_get_8s(f, &s->ctrl);
+ qemu_get_be16s(f, &s->io);
+ s->cycle = qemu_get_byte(f);
+
+ qemu_get_8s(f, &s->ide->cmd);
+ qemu_get_8s(f, &drive1_selected);
+ s->ide->cur_drive = &s->ide[(drive1_selected != 0)];
+
+ for (i = 0; i < 2; i ++)
+ ide_load(f, &s->ide[i]);
+
+ 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 */
+ [0x004] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
+ [0x006] = 0x01, /* Size = 2K bytes */
+ [0x008] = CISTPL_ENDMARK,
+
+ [0x00a] = CISTPL_DEVICE_OC, /* Additional Device Information */
+ [0x00c] = 0x04, /* Tuple length = 4 byest */
+ [0x00e] = 0x03, /* Conditions: Ext = 0, Vcc 3.3V, MWAIT = 1 */
+ [0x010] = 0xdb, /* ID: DTYPE_FUNCSPEC, non WP, DSPEED_150NS */
+ [0x012] = 0x01, /* Size = 2K bytes */
+ [0x014] = CISTPL_ENDMARK,
+
+ [0x016] = CISTPL_JEDEC_C, /* JEDEC ID */
+ [0x018] = 0x02, /* Tuple length = 2 bytes */
+ [0x01a] = 0xdf, /* PC Card ATA with no Vpp required */
+ [0x01c] = 0x01,
+
+ [0x01e] = CISTPL_MANFID, /* Manufacture ID */
+ [0x020] = 0x04, /* Tuple length = 4 bytes */
+ [0x022] = 0xa4, /* TPLMID_MANF = 00a4 (IBM) */
+ [0x024] = 0x00,
+ [0x026] = 0x00, /* PLMID_CARD = 0000 */
+ [0x028] = 0x00,
+
+ [0x02a] = CISTPL_VERS_1, /* Level 1 Version */
+ [0x02c] = 0x12, /* Tuple length = 23 bytes */
+ [0x02e] = 0x04, /* Major Version = JEIDA 4.2 / PCMCIA 2.1 */
+ [0x030] = 0x01, /* Minor Version = 1 */
+ [0x032] = 'I',
+ [0x034] = 'B',
+ [0x036] = 'M',
+ [0x038] = 0x00,
+ [0x03a] = 'm',
+ [0x03c] = 'i',
+ [0x03e] = 'c',
+ [0x040] = 'r',
+ [0x042] = 'o',
+ [0x044] = 'd',
+ [0x046] = 'r',
+ [0x048] = 'i',
+ [0x04a] = 'v',
+ [0x04c] = 'e',
+ [0x04e] = 0x00,
+ [0x050] = CISTPL_ENDMARK,
+
+ [0x052] = CISTPL_FUNCID, /* Function ID */
+ [0x054] = 0x02, /* Tuple length = 2 bytes */
+ [0x056] = 0x04, /* TPLFID_FUNCTION = Fixed Disk */
+ [0x058] = 0x01, /* TPLFID_SYSINIT: POST = 1, ROM = 0 */
+
+ [0x05a] = CISTPL_FUNCE, /* Function Extension */
+ [0x05c] = 0x02, /* Tuple length = 2 bytes */
+ [0x05e] = 0x01, /* TPLFE_TYPE = Disk Device Interface */
+ [0x060] = 0x01, /* TPLFE_DATA = PC Card ATA Interface */
+
+ [0x062] = CISTPL_FUNCE, /* Function Extension */
+ [0x064] = 0x03, /* Tuple length = 3 bytes */
+ [0x066] = 0x02, /* TPLFE_TYPE = Basic PC Card ATA Interface */
+ [0x068] = 0x08, /* TPLFE_DATA: Rotating, Unique, Single */
+ [0x06a] = 0x0f, /* TPLFE_DATA: Sleep, Standby, Idle, Auto */
+
+ [0x06c] = CISTPL_CONFIG, /* Configuration */
+ [0x06e] = 0x05, /* Tuple length = 5 bytes */
+ [0x070] = 0x01, /* TPCC_RASZ = 2 bytes, TPCC_RMSZ = 1 byte */
+ [0x072] = 0x07, /* TPCC_LAST = 7 */
+ [0x074] = 0x00, /* TPCC_RADR = 0200 */
+ [0x076] = 0x02,
+ [0x078] = 0x0f, /* TPCC_RMSK = 200, 202, 204, 206 */
+
+ [0x07a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x07c] = 0x0b, /* Tuple length = 11 bytes */
+ [0x07e] = 0xc0, /* TPCE_INDX = Memory Mode, Default, Iface */
+ [0x080] = 0xc0, /* TPCE_IF = Memory, no BVDs, no WP, READY */
+ [0x082] = 0xa1, /* TPCE_FS = Vcc only, no I/O, Memory, Misc */
+ [0x084] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+ [0x086] = 0x55, /* NomV: 5.0 V */
+ [0x088] = 0x4d, /* MinV: 4.5 V */
+ [0x08a] = 0x5d, /* MaxV: 5.5 V */
+ [0x08c] = 0x4e, /* Peakl: 450 mA */
+ [0x08e] = 0x08, /* TPCE_MS = 1 window, 1 byte, Host address */
+ [0x090] = 0x00, /* Window descriptor: Window length = 0 */
+ [0x092] = 0x20, /* TPCE_MI: support power down mode, RW */
+
+ [0x094] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x096] = 0x06, /* Tuple length = 6 bytes */
+ [0x098] = 0x00, /* TPCE_INDX = Memory Mode, no Default */
+ [0x09a] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
+ [0x09c] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+ [0x09e] = 0xb5, /* NomV: 3.3 V */
+ [0x0a0] = 0x1e,
+ [0x0a2] = 0x3e, /* Peakl: 350 mA */
+
+ [0x0a4] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x0a6] = 0x0d, /* Tuple length = 13 bytes */
+ [0x0a8] = 0xc1, /* TPCE_INDX = I/O and Memory Mode, Default */
+ [0x0aa] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
+ [0x0ac] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+ [0x0ae] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+ [0x0b0] = 0x55, /* NomV: 5.0 V */
+ [0x0b2] = 0x4d, /* MinV: 4.5 V */
+ [0x0b4] = 0x5d, /* MaxV: 5.5 V */
+ [0x0b6] = 0x4e, /* Peakl: 450 mA */
+ [0x0b8] = 0x64, /* TPCE_IO = 16-byte boundary, 16/8 accesses */
+ [0x0ba] = 0xf0, /* TPCE_IR = MASK, Level, Pulse, Share */
+ [0x0bc] = 0xff, /* IRQ0..IRQ7 supported */
+ [0x0be] = 0xff, /* IRQ8..IRQ15 supported */
+ [0x0c0] = 0x20, /* TPCE_MI = support power down mode */
+
+ [0x0c2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x0c4] = 0x06, /* Tuple length = 6 bytes */
+ [0x0c6] = 0x01, /* TPCE_INDX = I/O and Memory Mode */
+ [0x0c8] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
+ [0x0ca] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+ [0x0cc] = 0xb5, /* NomV: 3.3 V */
+ [0x0ce] = 0x1e,
+ [0x0d0] = 0x3e, /* Peakl: 350 mA */
+
+ [0x0d2] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x0d4] = 0x12, /* Tuple length = 18 bytes */
+ [0x0d6] = 0xc2, /* TPCE_INDX = I/O Primary Mode */
+ [0x0d8] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
+ [0x0da] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+ [0x0dc] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+ [0x0de] = 0x55, /* NomV: 5.0 V */
+ [0x0e0] = 0x4d, /* MinV: 4.5 V */
+ [0x0e2] = 0x5d, /* MaxV: 5.5 V */
+ [0x0e4] = 0x4e, /* Peakl: 450 mA */
+ [0x0e6] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */
+ [0x0e8] = 0x61, /* Range: 2 fields, 2 bytes addr, 1 byte len */
+ [0x0ea] = 0xf0, /* Field 1 address = 0x01f0 */
+ [0x0ec] = 0x01,
+ [0x0ee] = 0x07, /* Address block length = 8 */
+ [0x0f0] = 0xf6, /* Field 2 address = 0x03f6 */
+ [0x0f2] = 0x03,
+ [0x0f4] = 0x01, /* Address block length = 2 */
+ [0x0f6] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */
+ [0x0f8] = 0x20, /* TPCE_MI = support power down mode */
+
+ [0x0fa] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x0fc] = 0x06, /* Tuple length = 6 bytes */
+ [0x0fe] = 0x02, /* TPCE_INDX = I/O Primary Mode, no Default */
+ [0x100] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
+ [0x102] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+ [0x104] = 0xb5, /* NomV: 3.3 V */
+ [0x106] = 0x1e,
+ [0x108] = 0x3e, /* Peakl: 350 mA */
+
+ [0x10a] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x10c] = 0x12, /* Tuple length = 18 bytes */
+ [0x10e] = 0xc3, /* TPCE_INDX = I/O Secondary Mode, Default */
+ [0x110] = 0x41, /* TPCE_IF = I/O and Memory, no BVD, no WP */
+ [0x112] = 0x99, /* TPCE_FS = Vcc only, I/O, Interrupt, Misc */
+ [0x114] = 0x27, /* NomV = 1, MinV = 1, MaxV = 1, Peakl = 1 */
+ [0x116] = 0x55, /* NomV: 5.0 V */
+ [0x118] = 0x4d, /* MinV: 4.5 V */
+ [0x11a] = 0x5d, /* MaxV: 5.5 V */
+ [0x11c] = 0x4e, /* Peakl: 450 mA */
+ [0x11e] = 0xea, /* TPCE_IO = 1K boundary, 16/8 access, Range */
+ [0x120] = 0x61, /* Range: 2 fields, 2 byte addr, 1 byte len */
+ [0x122] = 0x70, /* Field 1 address = 0x0170 */
+ [0x124] = 0x01,
+ [0x126] = 0x07, /* Address block length = 8 */
+ [0x128] = 0x76, /* Field 2 address = 0x0376 */
+ [0x12a] = 0x03,
+ [0x12c] = 0x01, /* Address block length = 2 */
+ [0x12e] = 0xee, /* TPCE_IR = IRQ E, Level, Pulse, Share */
+ [0x130] = 0x20, /* TPCE_MI = support power down mode */
+
+ [0x132] = CISTPL_CFTABLE_ENTRY, /* 16-bit PC Card Configuration */
+ [0x134] = 0x06, /* Tuple length = 6 bytes */
+ [0x136] = 0x03, /* TPCE_INDX = I/O Secondary Mode */
+ [0x138] = 0x01, /* TPCE_FS = Vcc only, no I/O, no Memory */
+ [0x13a] = 0x21, /* NomV = 1, MinV = 0, MaxV = 0, Peakl = 1 */
+ [0x13c] = 0xb5, /* NomV: 3.3 V */
+ [0x13e] = 0x1e,
+ [0x140] = 0x3e, /* Peakl: 350 mA */
+
+ [0x142] = CISTPL_NO_LINK, /* No Link */
+ [0x144] = 0x00, /* Tuple length = 0 bytes */
+
+ [0x146] = CISTPL_END, /* Tuple End */
+};
+
+static int dscm1xxxx_attach(void *opaque)
+{
+ struct md_s *md = (struct md_s *) opaque;
+ md->card.attr_read = md_attr_read;
+ md->card.attr_write = md_attr_write;
+ md->card.common_read = md_common_read;
+ md->card.common_write = md_common_write;
+ md->card.io_read = md_common_read;
+ md->card.io_write = md_common_write;
+
+ md->attr_base = md->card.cis[0x74] | (md->card.cis[0x76] << 8);
+ md->io_base = 0x0;
+
+ md_reset(md);
+ md_interrupt_update(md);
+
+ md->card.slot->card_string = "DSCM-1xxxx Hitachi Microdrive";
+ return 0;
+}
+
+static int dscm1xxxx_detach(void *opaque)
+{
+ struct md_s *md = (struct md_s *) opaque;
+ md_reset(md);
+ return 0;
+}
+
+struct pcmcia_card_s *dscm1xxxx_init(BlockDriverState *bdrv)
+{
+ struct md_s *md = (struct md_s *) qemu_mallocz(sizeof(struct md_s));
+ md->card.state = md;
+ md->card.attach = dscm1xxxx_attach;
+ md->card.detach = dscm1xxxx_detach;
+ md->card.cis = dscm1xxxx_cis;
+ md->card.cis_len = sizeof(dscm1xxxx_cis);
+
+ ide_init2(md->ide, bdrv, 0, qemu_allocate_irqs(md_set_irq, md, 1)[0]);
+ md->ide->is_cf = 1;
+ 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);
+
+ return &md->card;
+}
projects / qemu.git / blobdiff