| 63 |
|
|
| 64 |
/* debug IDE devices */ |
/* debug IDE devices */ |
| 65 |
//#define DEBUG_IDE |
//#define DEBUG_IDE |
| 66 |
|
//#define DEBUG_IDE_ATAPI |
| 67 |
|
|
| 68 |
/* debug PIC */ |
/* debug PIC */ |
| 69 |
//#define DEBUG_PIC |
//#define DEBUG_PIC |
| 86 |
|
|
| 87 |
#define GUI_REFRESH_INTERVAL 30 |
#define GUI_REFRESH_INTERVAL 30 |
| 88 |
|
|
| 89 |
#define MAX_DISKS 2 |
#define MAX_DISKS 4 |
| 90 |
|
|
| 91 |
/* from plex86 (BSD license) */ |
/* from plex86 (BSD license) */ |
| 92 |
struct __attribute__ ((packed)) linux_params { |
struct __attribute__ ((packed)) linux_params { |
| 217 |
int nographic; |
int nographic; |
| 218 |
int term_inited; |
int term_inited; |
| 219 |
int64_t ticks_per_sec; |
int64_t ticks_per_sec; |
| 220 |
|
int boot_device = 'c'; |
| 221 |
|
|
| 222 |
/***********************************************************/ |
/***********************************************************/ |
| 223 |
/* x86 io ports */ |
/* x86 io ports */ |
| 535 |
cmos_data[0x34] = val; |
cmos_data[0x34] = val; |
| 536 |
cmos_data[0x35] = val >> 8; |
cmos_data[0x35] = val >> 8; |
| 537 |
|
|
| 538 |
cmos_data[0x3d] = 0x02; /* hard drive boot */ |
switch(boot_device) { |
| 539 |
|
case 'a': |
| 540 |
|
cmos_data[0x3d] = 0x01; /* floppy boot */ |
| 541 |
|
break; |
| 542 |
|
default: |
| 543 |
|
case 'c': |
| 544 |
|
cmos_data[0x3d] = 0x02; /* hard drive boot */ |
| 545 |
|
break; |
| 546 |
|
case 'd': |
| 547 |
|
cmos_data[0x3d] = 0x03; /* CD-ROM boot */ |
| 548 |
|
break; |
| 549 |
|
} |
| 550 |
|
|
| 551 |
register_ioport_write(0x70, 2, cmos_ioport_write, 1); |
register_ioport_write(0x70, 2, cmos_ioport_write, 1); |
| 552 |
register_ioport_read(0x70, 2, cmos_ioport_read, 1); |
register_ioport_read(0x70, 2, cmos_ioport_read, 1); |
| 553 |
} |
} |
| 1058 |
s->count = val; |
s->count = val; |
| 1059 |
if (s == &pit_channels[0] && val <= pit_min_timer_count) { |
if (s == &pit_channels[0] && val <= pit_min_timer_count) { |
| 1060 |
fprintf(stderr, |
fprintf(stderr, |
| 1061 |
"\nWARNING: vl: on your system, accurate timer emulation is impossible if its frequency is more than %d Hz. If using a 2.5.xx Linux kernel, you must patch asm/param.h to change HZ from 1000 to 100.\n\n", |
"\nWARNING: qemu: on your system, accurate timer emulation is impossible if its frequency is more than %d Hz. If using a 2.5.xx Linux kernel, you must patch asm/param.h to change HZ from 1000 to 100.\n\n", |
| 1062 |
PIT_FREQ / pit_min_timer_count); |
PIT_FREQ / pit_min_timer_count); |
| 1063 |
} |
} |
| 1064 |
} |
} |
| 2027 |
/* set to 1 set disable mult support */ |
/* set to 1 set disable mult support */ |
| 2028 |
#define MAX_MULT_SECTORS 8 |
#define MAX_MULT_SECTORS 8 |
| 2029 |
|
|
| 2030 |
|
/* ATAPI defines */ |
| 2031 |
|
|
| 2032 |
|
#define ATAPI_PACKET_SIZE 12 |
| 2033 |
|
|
| 2034 |
|
/* The generic packet command opcodes for CD/DVD Logical Units, |
| 2035 |
|
* From Table 57 of the SFF8090 Ver. 3 (Mt. Fuji) draft standard. */ |
| 2036 |
|
#define GPCMD_BLANK 0xa1 |
| 2037 |
|
#define GPCMD_CLOSE_TRACK 0x5b |
| 2038 |
|
#define GPCMD_FLUSH_CACHE 0x35 |
| 2039 |
|
#define GPCMD_FORMAT_UNIT 0x04 |
| 2040 |
|
#define GPCMD_GET_CONFIGURATION 0x46 |
| 2041 |
|
#define GPCMD_GET_EVENT_STATUS_NOTIFICATION 0x4a |
| 2042 |
|
#define GPCMD_GET_PERFORMANCE 0xac |
| 2043 |
|
#define GPCMD_INQUIRY 0x12 |
| 2044 |
|
#define GPCMD_LOAD_UNLOAD 0xa6 |
| 2045 |
|
#define GPCMD_MECHANISM_STATUS 0xbd |
| 2046 |
|
#define GPCMD_MODE_SELECT_10 0x55 |
| 2047 |
|
#define GPCMD_MODE_SENSE_10 0x5a |
| 2048 |
|
#define GPCMD_PAUSE_RESUME 0x4b |
| 2049 |
|
#define GPCMD_PLAY_AUDIO_10 0x45 |
| 2050 |
|
#define GPCMD_PLAY_AUDIO_MSF 0x47 |
| 2051 |
|
#define GPCMD_PLAY_AUDIO_TI 0x48 |
| 2052 |
|
#define GPCMD_PLAY_CD 0xbc |
| 2053 |
|
#define GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL 0x1e |
| 2054 |
|
#define GPCMD_READ_10 0x28 |
| 2055 |
|
#define GPCMD_READ_12 0xa8 |
| 2056 |
|
#define GPCMD_READ_CDVD_CAPACITY 0x25 |
| 2057 |
|
#define GPCMD_READ_CD 0xbe |
| 2058 |
|
#define GPCMD_READ_CD_MSF 0xb9 |
| 2059 |
|
#define GPCMD_READ_DISC_INFO 0x51 |
| 2060 |
|
#define GPCMD_READ_DVD_STRUCTURE 0xad |
| 2061 |
|
#define GPCMD_READ_FORMAT_CAPACITIES 0x23 |
| 2062 |
|
#define GPCMD_READ_HEADER 0x44 |
| 2063 |
|
#define GPCMD_READ_TRACK_RZONE_INFO 0x52 |
| 2064 |
|
#define GPCMD_READ_SUBCHANNEL 0x42 |
| 2065 |
|
#define GPCMD_READ_TOC_PMA_ATIP 0x43 |
| 2066 |
|
#define GPCMD_REPAIR_RZONE_TRACK 0x58 |
| 2067 |
|
#define GPCMD_REPORT_KEY 0xa4 |
| 2068 |
|
#define GPCMD_REQUEST_SENSE 0x03 |
| 2069 |
|
#define GPCMD_RESERVE_RZONE_TRACK 0x53 |
| 2070 |
|
#define GPCMD_SCAN 0xba |
| 2071 |
|
#define GPCMD_SEEK 0x2b |
| 2072 |
|
#define GPCMD_SEND_DVD_STRUCTURE 0xad |
| 2073 |
|
#define GPCMD_SEND_EVENT 0xa2 |
| 2074 |
|
#define GPCMD_SEND_KEY 0xa3 |
| 2075 |
|
#define GPCMD_SEND_OPC 0x54 |
| 2076 |
|
#define GPCMD_SET_READ_AHEAD 0xa7 |
| 2077 |
|
#define GPCMD_SET_STREAMING 0xb6 |
| 2078 |
|
#define GPCMD_START_STOP_UNIT 0x1b |
| 2079 |
|
#define GPCMD_STOP_PLAY_SCAN 0x4e |
| 2080 |
|
#define GPCMD_TEST_UNIT_READY 0x00 |
| 2081 |
|
#define GPCMD_VERIFY_10 0x2f |
| 2082 |
|
#define GPCMD_WRITE_10 0x2a |
| 2083 |
|
#define GPCMD_WRITE_AND_VERIFY_10 0x2e |
| 2084 |
|
/* This is listed as optional in ATAPI 2.6, but is (curiously) |
| 2085 |
|
* missing from Mt. Fuji, Table 57. It _is_ mentioned in Mt. Fuji |
| 2086 |
|
* Table 377 as an MMC command for SCSi devices though... Most ATAPI |
| 2087 |
|
* drives support it. */ |
| 2088 |
|
#define GPCMD_SET_SPEED 0xbb |
| 2089 |
|
/* This seems to be a SCSI specific CD-ROM opcode |
| 2090 |
|
* to play data at track/index */ |
| 2091 |
|
#define GPCMD_PLAYAUDIO_TI 0x48 |
| 2092 |
|
/* |
| 2093 |
|
* From MS Media Status Notification Support Specification. For |
| 2094 |
|
* older drives only. |
| 2095 |
|
*/ |
| 2096 |
|
#define GPCMD_GET_MEDIA_STATUS 0xda |
| 2097 |
|
|
| 2098 |
|
/* Mode page codes for mode sense/set */ |
| 2099 |
|
#define GPMODE_R_W_ERROR_PAGE 0x01 |
| 2100 |
|
#define GPMODE_WRITE_PARMS_PAGE 0x05 |
| 2101 |
|
#define GPMODE_AUDIO_CTL_PAGE 0x0e |
| 2102 |
|
#define GPMODE_POWER_PAGE 0x1a |
| 2103 |
|
#define GPMODE_FAULT_FAIL_PAGE 0x1c |
| 2104 |
|
#define GPMODE_TO_PROTECT_PAGE 0x1d |
| 2105 |
|
#define GPMODE_CAPABILITIES_PAGE 0x2a |
| 2106 |
|
#define GPMODE_ALL_PAGES 0x3f |
| 2107 |
|
/* Not in Mt. Fuji, but in ATAPI 2.6 -- depricated now in favor |
| 2108 |
|
* of MODE_SENSE_POWER_PAGE */ |
| 2109 |
|
#define GPMODE_CDROM_PAGE 0x0d |
| 2110 |
|
|
| 2111 |
|
#define ATAPI_INT_REASON_CD 0x01 /* 0 = data transfer */ |
| 2112 |
|
#define ATAPI_INT_REASON_IO 0x02 /* 1 = transfer to the host */ |
| 2113 |
|
#define ATAPI_INT_REASON_REL 0x04 |
| 2114 |
|
#define ATAPI_INT_REASON_TAG 0xf8 |
| 2115 |
|
|
| 2116 |
|
/* same constants as bochs */ |
| 2117 |
|
#define ASC_LOGICAL_BLOCK_OOR 0x21 |
| 2118 |
|
#define ASC_INV_FIELD_IN_CMD_PACKET 0x24 |
| 2119 |
|
#define ASC_MEDIUM_NOT_PRESENT 0x3a |
| 2120 |
|
#define ASC_SAVING_PARAMETERS_NOT_SUPPORTED 0x39 |
| 2121 |
|
|
| 2122 |
|
#define SENSE_NONE 0 |
| 2123 |
|
#define SENSE_NOT_READY 2 |
| 2124 |
|
#define SENSE_ILLEGAL_REQUEST 5 |
| 2125 |
|
#define SENSE_UNIT_ATTENTION 6 |
| 2126 |
|
|
| 2127 |
struct IDEState; |
struct IDEState; |
| 2128 |
|
|
| 2129 |
typedef void EndTransferFunc(struct IDEState *); |
typedef void EndTransferFunc(struct IDEState *); |
| 2130 |
|
|
| 2131 |
typedef struct IDEState { |
typedef struct IDEState { |
| 2132 |
/* ide config */ |
/* ide config */ |
| 2133 |
|
int is_cdrom; |
| 2134 |
|
int cdrom_locked; |
| 2135 |
int cylinders, heads, sectors; |
int cylinders, heads, sectors; |
| 2136 |
int64_t nb_sectors; |
int64_t nb_sectors; |
| 2137 |
int mult_sectors; |
int mult_sectors; |
| 2150 |
/* depends on bit 4 in select, only meaningful for drive 0 */ |
/* depends on bit 4 in select, only meaningful for drive 0 */ |
| 2151 |
struct IDEState *cur_drive; |
struct IDEState *cur_drive; |
| 2152 |
BlockDriverState *bs; |
BlockDriverState *bs; |
| 2153 |
|
/* ATAPI specific */ |
| 2154 |
|
uint8_t sense_key; |
| 2155 |
|
uint8_t asc; |
| 2156 |
|
int packet_transfer_size; |
| 2157 |
|
int elementary_transfer_size; |
| 2158 |
|
int io_buffer_index; |
| 2159 |
|
int lba; |
| 2160 |
|
/* transfer handling */ |
| 2161 |
int req_nb_sectors; /* number of sectors per interrupt */ |
int req_nb_sectors; /* number of sectors per interrupt */ |
| 2162 |
EndTransferFunc *end_transfer_func; |
EndTransferFunc *end_transfer_func; |
| 2163 |
uint8_t *data_ptr; |
uint8_t *data_ptr; |
| 2166 |
} IDEState; |
} IDEState; |
| 2167 |
|
|
| 2168 |
IDEState ide_state[MAX_DISKS]; |
IDEState ide_state[MAX_DISKS]; |
| 2169 |
|
IDEState *ide_table[0x400 >> 3]; |
| 2170 |
|
|
| 2171 |
|
static inline IDEState *get_ide_interface(uint32_t addr) |
| 2172 |
|
{ |
| 2173 |
|
return ide_table[addr >> 3]; |
| 2174 |
|
} |
| 2175 |
|
|
| 2176 |
static void padstr(char *str, const char *src, int len) |
static void padstr(char *str, const char *src, int len) |
| 2177 |
{ |
{ |
| 2199 |
stw_raw(p + 4, 512 * s->sectors); /* sectors */ |
stw_raw(p + 4, 512 * s->sectors); /* sectors */ |
| 2200 |
stw_raw(p + 5, 512); /* sector size */ |
stw_raw(p + 5, 512); /* sector size */ |
| 2201 |
stw_raw(p + 6, s->sectors); |
stw_raw(p + 6, s->sectors); |
| 2202 |
|
padstr((uint8_t *)(p + 10), "QM00001", 20); /* serial number */ |
| 2203 |
stw_raw(p + 20, 3); /* buffer type */ |
stw_raw(p + 20, 3); /* buffer type */ |
| 2204 |
stw_raw(p + 21, 512); /* cache size in sectors */ |
stw_raw(p + 21, 512); /* cache size in sectors */ |
| 2205 |
stw_raw(p + 22, 4); /* ecc bytes */ |
stw_raw(p + 22, 4); /* ecc bytes */ |
| 2206 |
padstr((uint8_t *)(p + 27), "QEMU HARDDISK", 40); |
padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
| 2207 |
|
padstr((uint8_t *)(p + 27), "QEMU HARDDISK", 40); /* model */ |
| 2208 |
#if MAX_MULT_SECTORS > 1 |
#if MAX_MULT_SECTORS > 1 |
| 2209 |
stw_raw(p + 47, MAX_MULT_SECTORS); |
stw_raw(p + 47, MAX_MULT_SECTORS); |
| 2210 |
#endif |
#endif |
| 2231 |
stw_raw(p + 87, (1 << 14)); |
stw_raw(p + 87, (1 << 14)); |
| 2232 |
} |
} |
| 2233 |
|
|
| 2234 |
|
static void ide_atapi_identify(IDEState *s) |
| 2235 |
|
{ |
| 2236 |
|
uint16_t *p; |
| 2237 |
|
|
| 2238 |
|
memset(s->io_buffer, 0, 512); |
| 2239 |
|
p = (uint16_t *)s->io_buffer; |
| 2240 |
|
/* Removable CDROM, 50us response, 12 byte packets */ |
| 2241 |
|
stw_raw(p + 0, (2 << 14) | (5 << 8) | (1 << 7) | (2 << 5) | (0 << 0)); |
| 2242 |
|
stw_raw(p + 1, s->cylinders); |
| 2243 |
|
stw_raw(p + 3, s->heads); |
| 2244 |
|
stw_raw(p + 4, 512 * s->sectors); /* sectors */ |
| 2245 |
|
stw_raw(p + 5, 512); /* sector size */ |
| 2246 |
|
stw_raw(p + 6, s->sectors); |
| 2247 |
|
padstr((uint8_t *)(p + 10), "QM00001", 20); /* serial number */ |
| 2248 |
|
stw_raw(p + 20, 3); /* buffer type */ |
| 2249 |
|
stw_raw(p + 21, 512); /* cache size in sectors */ |
| 2250 |
|
stw_raw(p + 22, 4); /* ecc bytes */ |
| 2251 |
|
padstr((uint8_t *)(p + 23), QEMU_VERSION, 8); /* firmware version */ |
| 2252 |
|
padstr((uint8_t *)(p + 27), "QEMU CD-ROM", 40); /* model */ |
| 2253 |
|
stw_raw(p + 48, 1); /* dword I/O (XXX: should not be set on CDROM) */ |
| 2254 |
|
stw_raw(p + 49, 1 << 9); /* LBA supported, no DMA */ |
| 2255 |
|
stw_raw(p + 53, 3); /* words 64-70, 54-58 valid */ |
| 2256 |
|
stw_raw(p + 63, 0x103); /* DMA modes XXX: may be incorrect */ |
| 2257 |
|
stw_raw(p + 64, 1); /* PIO modes */ |
| 2258 |
|
stw_raw(p + 65, 0xb4); /* minimum DMA multiword tx cycle time */ |
| 2259 |
|
stw_raw(p + 66, 0xb4); /* recommended DMA multiword tx cycle time */ |
| 2260 |
|
stw_raw(p + 67, 0x12c); /* minimum PIO cycle time without flow control */ |
| 2261 |
|
stw_raw(p + 68, 0xb4); /* minimum PIO cycle time with IORDY flow control */ |
| 2262 |
|
|
| 2263 |
|
stw_raw(p + 71, 30); /* in ns */ |
| 2264 |
|
stw_raw(p + 72, 30); /* in ns */ |
| 2265 |
|
|
| 2266 |
|
stw_raw(p + 80, 0x1e); /* support up to ATA/ATAPI-4 */ |
| 2267 |
|
} |
| 2268 |
|
|
| 2269 |
|
static void ide_set_signature(IDEState *s) |
| 2270 |
|
{ |
| 2271 |
|
s->select &= 0xf0; /* clear head */ |
| 2272 |
|
/* put signature */ |
| 2273 |
|
s->nsector = 1; |
| 2274 |
|
s->sector = 1; |
| 2275 |
|
if (s->is_cdrom) { |
| 2276 |
|
s->lcyl = 0x14; |
| 2277 |
|
s->hcyl = 0xeb; |
| 2278 |
|
} else if (s->bs) { |
| 2279 |
|
s->lcyl = 0; |
| 2280 |
|
s->hcyl = 0; |
| 2281 |
|
} else { |
| 2282 |
|
s->lcyl = 0xff; |
| 2283 |
|
s->hcyl = 0xff; |
| 2284 |
|
} |
| 2285 |
|
} |
| 2286 |
|
|
| 2287 |
static inline void ide_abort_command(IDEState *s) |
static inline void ide_abort_command(IDEState *s) |
| 2288 |
{ |
{ |
| 2289 |
s->status = READY_STAT | ERR_STAT; |
s->status = READY_STAT | ERR_STAT; |
| 2292 |
|
|
| 2293 |
static inline void ide_set_irq(IDEState *s) |
static inline void ide_set_irq(IDEState *s) |
| 2294 |
{ |
{ |
| 2295 |
if (!(ide_state[0].cmd & IDE_CMD_DISABLE_IRQ)) { |
if (!(s->cmd & IDE_CMD_DISABLE_IRQ)) { |
| 2296 |
pic_set_irq(s->irq, 1); |
pic_set_irq(s->irq, 1); |
| 2297 |
} |
} |
| 2298 |
} |
} |
| 2299 |
|
|
| 2300 |
/* prepare data transfer and tell what to do after */ |
/* prepare data transfer and tell what to do after */ |
| 2301 |
static void ide_transfer_start(IDEState *s, int size, |
static void ide_transfer_start(IDEState *s, uint8_t *buf, int size, |
| 2302 |
EndTransferFunc *end_transfer_func) |
EndTransferFunc *end_transfer_func) |
| 2303 |
{ |
{ |
| 2304 |
s->end_transfer_func = end_transfer_func; |
s->end_transfer_func = end_transfer_func; |
| 2305 |
s->data_ptr = s->io_buffer; |
s->data_ptr = buf; |
| 2306 |
s->data_end = s->io_buffer + size; |
s->data_end = buf + size; |
| 2307 |
s->status |= DRQ_STAT; |
s->status |= DRQ_STAT; |
| 2308 |
} |
} |
| 2309 |
|
|
| 2366 |
if (n > s->req_nb_sectors) |
if (n > s->req_nb_sectors) |
| 2367 |
n = s->req_nb_sectors; |
n = s->req_nb_sectors; |
| 2368 |
ret = bdrv_read(s->bs, sector_num, s->io_buffer, n); |
ret = bdrv_read(s->bs, sector_num, s->io_buffer, n); |
| 2369 |
ide_transfer_start(s, 512 * n, ide_sector_read); |
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_read); |
| 2370 |
ide_set_irq(s); |
ide_set_irq(s); |
| 2371 |
ide_set_sector(s, sector_num + n); |
ide_set_sector(s, sector_num + n); |
| 2372 |
s->nsector -= n; |
s->nsector -= n; |
| 2395 |
n1 = s->nsector; |
n1 = s->nsector; |
| 2396 |
if (n1 > s->req_nb_sectors) |
if (n1 > s->req_nb_sectors) |
| 2397 |
n1 = s->req_nb_sectors; |
n1 = s->req_nb_sectors; |
| 2398 |
ide_transfer_start(s, 512 * n1, ide_sector_write); |
ide_transfer_start(s, s->io_buffer, 512 * n1, ide_sector_write); |
| 2399 |
} |
} |
| 2400 |
ide_set_sector(s, sector_num + n); |
ide_set_sector(s, sector_num + n); |
| 2401 |
ide_set_irq(s); |
ide_set_irq(s); |
| 2402 |
} |
} |
| 2403 |
|
|
| 2404 |
|
static void ide_atapi_cmd_ok(IDEState *s) |
| 2405 |
|
{ |
| 2406 |
|
s->error = 0; |
| 2407 |
|
s->status = READY_STAT; |
| 2408 |
|
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
| 2409 |
|
ide_set_irq(s); |
| 2410 |
|
} |
| 2411 |
|
|
| 2412 |
|
static void ide_atapi_cmd_error(IDEState *s, int sense_key, int asc) |
| 2413 |
|
{ |
| 2414 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2415 |
|
printf("atapi_cmd_error: sense=0x%x asc=0x%x\n", sense_key, asc); |
| 2416 |
|
#endif |
| 2417 |
|
s->error = sense_key << 4; |
| 2418 |
|
s->status = READY_STAT | ERR_STAT; |
| 2419 |
|
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
| 2420 |
|
s->sense_key = sense_key; |
| 2421 |
|
s->asc = asc; |
| 2422 |
|
ide_set_irq(s); |
| 2423 |
|
} |
| 2424 |
|
|
| 2425 |
|
static inline void cpu_to_ube16(uint8_t *buf, int val) |
| 2426 |
|
{ |
| 2427 |
|
buf[0] = val >> 8; |
| 2428 |
|
buf[1] = val; |
| 2429 |
|
} |
| 2430 |
|
|
| 2431 |
|
static inline void cpu_to_ube32(uint8_t *buf, unsigned int val) |
| 2432 |
|
{ |
| 2433 |
|
buf[0] = val >> 24; |
| 2434 |
|
buf[1] = val >> 16; |
| 2435 |
|
buf[2] = val >> 8; |
| 2436 |
|
buf[3] = val; |
| 2437 |
|
} |
| 2438 |
|
|
| 2439 |
|
static inline int ube16_to_cpu(const uint8_t *buf) |
| 2440 |
|
{ |
| 2441 |
|
return (buf[0] << 8) | buf[1]; |
| 2442 |
|
} |
| 2443 |
|
|
| 2444 |
|
static inline int ube32_to_cpu(const uint8_t *buf) |
| 2445 |
|
{ |
| 2446 |
|
return (buf[0] << 24) | (buf[1] << 16) | (buf[2] << 8) | buf[3]; |
| 2447 |
|
} |
| 2448 |
|
|
| 2449 |
|
/* The whole ATAPI transfer logic is handled in this function */ |
| 2450 |
|
static void ide_atapi_cmd_reply_end(IDEState *s) |
| 2451 |
|
{ |
| 2452 |
|
int byte_count_limit, size; |
| 2453 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2454 |
|
printf("reply: tx_size=%d elem_tx_size=%d index=%d\n", |
| 2455 |
|
s->packet_transfer_size, |
| 2456 |
|
s->elementary_transfer_size, |
| 2457 |
|
s->io_buffer_index); |
| 2458 |
|
#endif |
| 2459 |
|
if (s->packet_transfer_size <= 0) { |
| 2460 |
|
/* end of transfer */ |
| 2461 |
|
ide_transfer_stop(s); |
| 2462 |
|
s->status = READY_STAT; |
| 2463 |
|
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO | ATAPI_INT_REASON_CD; |
| 2464 |
|
ide_set_irq(s); |
| 2465 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2466 |
|
printf("status=0x%x\n", s->status); |
| 2467 |
|
#endif |
| 2468 |
|
} else { |
| 2469 |
|
/* see if a new sector must be read */ |
| 2470 |
|
if (s->lba != -1 && s->io_buffer_index >= 2048) { |
| 2471 |
|
bdrv_read(s->bs, (int64_t)s->lba << 2, s->io_buffer, 4); |
| 2472 |
|
s->lba++; |
| 2473 |
|
s->io_buffer_index = 0; |
| 2474 |
|
} |
| 2475 |
|
if (s->elementary_transfer_size > 0) { |
| 2476 |
|
/* there are some data left to transmit in this elementary |
| 2477 |
|
transfer */ |
| 2478 |
|
size = 2048 - s->io_buffer_index; |
| 2479 |
|
if (size > s->elementary_transfer_size) |
| 2480 |
|
size = s->elementary_transfer_size; |
| 2481 |
|
ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
| 2482 |
|
size, ide_atapi_cmd_reply_end); |
| 2483 |
|
s->packet_transfer_size -= size; |
| 2484 |
|
s->elementary_transfer_size -= size; |
| 2485 |
|
s->io_buffer_index += size; |
| 2486 |
|
} else { |
| 2487 |
|
/* a new transfer is needed */ |
| 2488 |
|
s->nsector = (s->nsector & ~7) | ATAPI_INT_REASON_IO; |
| 2489 |
|
byte_count_limit = s->lcyl | (s->hcyl << 8); |
| 2490 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2491 |
|
printf("byte_count_limit=%d\n", byte_count_limit); |
| 2492 |
|
#endif |
| 2493 |
|
if (byte_count_limit == 0xffff) |
| 2494 |
|
byte_count_limit--; |
| 2495 |
|
size = s->packet_transfer_size; |
| 2496 |
|
if (size > byte_count_limit) { |
| 2497 |
|
/* byte count limit must be even if this case */ |
| 2498 |
|
if (byte_count_limit & 1) |
| 2499 |
|
byte_count_limit--; |
| 2500 |
|
size = byte_count_limit; |
| 2501 |
|
} else { |
| 2502 |
|
s->lcyl = size; |
| 2503 |
|
s->hcyl = size >> 8; |
| 2504 |
|
} |
| 2505 |
|
s->elementary_transfer_size = size; |
| 2506 |
|
/* we cannot transmit more than one sector at a time */ |
| 2507 |
|
if (s->lba != -1) { |
| 2508 |
|
if (size > (2048 - s->io_buffer_index)) |
| 2509 |
|
size = (2048 - s->io_buffer_index); |
| 2510 |
|
} |
| 2511 |
|
ide_transfer_start(s, s->io_buffer + s->io_buffer_index, |
| 2512 |
|
size, ide_atapi_cmd_reply_end); |
| 2513 |
|
s->packet_transfer_size -= size; |
| 2514 |
|
s->elementary_transfer_size -= size; |
| 2515 |
|
s->io_buffer_index += size; |
| 2516 |
|
ide_set_irq(s); |
| 2517 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2518 |
|
printf("status=0x%x\n", s->status); |
| 2519 |
|
#endif |
| 2520 |
|
} |
| 2521 |
|
} |
| 2522 |
|
} |
| 2523 |
|
|
| 2524 |
|
/* send a reply of 'size' bytes in s->io_buffer to an ATAPI command */ |
| 2525 |
|
static void ide_atapi_cmd_reply(IDEState *s, int size, int max_size) |
| 2526 |
|
{ |
| 2527 |
|
if (size > max_size) |
| 2528 |
|
size = max_size; |
| 2529 |
|
s->lba = -1; /* no sector read */ |
| 2530 |
|
s->packet_transfer_size = size; |
| 2531 |
|
s->elementary_transfer_size = 0; |
| 2532 |
|
s->io_buffer_index = 0; |
| 2533 |
|
|
| 2534 |
|
s->status = READY_STAT; |
| 2535 |
|
ide_atapi_cmd_reply_end(s); |
| 2536 |
|
} |
| 2537 |
|
|
| 2538 |
|
/* start a CD-CDROM read command */ |
| 2539 |
|
static void ide_atapi_cmd_read(IDEState *s, int lba, int nb_sectors) |
| 2540 |
|
{ |
| 2541 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2542 |
|
printf("read: LBA=%d nb_sectors=%d\n", lba, nb_sectors); |
| 2543 |
|
#endif |
| 2544 |
|
s->lba = lba; |
| 2545 |
|
s->packet_transfer_size = nb_sectors * 2048; |
| 2546 |
|
s->elementary_transfer_size = 0; |
| 2547 |
|
s->io_buffer_index = 2048; |
| 2548 |
|
|
| 2549 |
|
s->status = READY_STAT; |
| 2550 |
|
ide_atapi_cmd_reply_end(s); |
| 2551 |
|
} |
| 2552 |
|
|
| 2553 |
|
/* same toc as bochs. Return -1 if error or the toc length */ |
| 2554 |
|
static int cdrom_read_toc(IDEState *s, uint8_t *buf, int msf, int start_track) |
| 2555 |
|
{ |
| 2556 |
|
uint8_t *q; |
| 2557 |
|
int nb_sectors, len; |
| 2558 |
|
|
| 2559 |
|
if (start_track > 1 && start_track != 0xaa) |
| 2560 |
|
return -1; |
| 2561 |
|
q = buf + 2; |
| 2562 |
|
*q++ = 1; |
| 2563 |
|
*q++ = 1; |
| 2564 |
|
if (start_track <= 1) { |
| 2565 |
|
*q++ = 0; /* reserved */ |
| 2566 |
|
*q++ = 0x14; /* ADR, control */ |
| 2567 |
|
*q++ = 1; /* track number */ |
| 2568 |
|
*q++ = 0; /* reserved */ |
| 2569 |
|
if (msf) { |
| 2570 |
|
*q++ = 0; /* reserved */ |
| 2571 |
|
*q++ = 0; /* minute */ |
| 2572 |
|
*q++ = 2; /* second */ |
| 2573 |
|
*q++ = 0; /* frame */ |
| 2574 |
|
} else { |
| 2575 |
|
/* sector 0 */ |
| 2576 |
|
cpu_to_ube32(q, 0); |
| 2577 |
|
q += 4; |
| 2578 |
|
} |
| 2579 |
|
} |
| 2580 |
|
/* lead out track */ |
| 2581 |
|
*q++ = 0; /* reserved */ |
| 2582 |
|
*q++ = 0x16; /* ADR, control */ |
| 2583 |
|
*q++ = 0xaa; /* track number */ |
| 2584 |
|
*q++ = 0; /* reserved */ |
| 2585 |
|
nb_sectors = s->nb_sectors >> 2; |
| 2586 |
|
if (msf) { |
| 2587 |
|
*q++ = 0; /* reserved */ |
| 2588 |
|
*q++ = ((nb_sectors + 150) / 75) / 60; |
| 2589 |
|
*q++ = ((nb_sectors + 150) / 75) % 60; |
| 2590 |
|
*q++ = (nb_sectors + 150) % 75; |
| 2591 |
|
} else { |
| 2592 |
|
cpu_to_ube32(q, nb_sectors); |
| 2593 |
|
q += 4; |
| 2594 |
|
} |
| 2595 |
|
len = q - buf; |
| 2596 |
|
cpu_to_ube16(buf, len - 2); |
| 2597 |
|
return len; |
| 2598 |
|
} |
| 2599 |
|
|
| 2600 |
|
static void ide_atapi_cmd(IDEState *s) |
| 2601 |
|
{ |
| 2602 |
|
const uint8_t *packet; |
| 2603 |
|
uint8_t *buf; |
| 2604 |
|
int max_len; |
| 2605 |
|
|
| 2606 |
|
packet = s->io_buffer; |
| 2607 |
|
buf = s->io_buffer; |
| 2608 |
|
#ifdef DEBUG_IDE_ATAPI |
| 2609 |
|
{ |
| 2610 |
|
int i; |
| 2611 |
|
printf("ATAPI limit=0x%x packet:", s->lcyl | (s->hcyl << 8)); |
| 2612 |
|
for(i = 0; i < ATAPI_PACKET_SIZE; i++) { |
| 2613 |
|
printf(" %02x", packet[i]); |
| 2614 |
|
} |
| 2615 |
|
printf("\n"); |
| 2616 |
|
} |
| 2617 |
|
#endif |
| 2618 |
|
switch(s->io_buffer[0]) { |
| 2619 |
|
case GPCMD_TEST_UNIT_READY: |
| 2620 |
|
if (s->bs) { |
| 2621 |
|
ide_atapi_cmd_ok(s); |
| 2622 |
|
} else { |
| 2623 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2624 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2625 |
|
} |
| 2626 |
|
break; |
| 2627 |
|
case GPCMD_MODE_SENSE_10: |
| 2628 |
|
{ |
| 2629 |
|
int action, code; |
| 2630 |
|
max_len = ube16_to_cpu(packet + 7); |
| 2631 |
|
action = packet[2] >> 6; |
| 2632 |
|
code = packet[2] & 0x3f; |
| 2633 |
|
switch(action) { |
| 2634 |
|
case 0: /* current values */ |
| 2635 |
|
switch(code) { |
| 2636 |
|
case 0x01: /* error recovery */ |
| 2637 |
|
cpu_to_ube16(&buf[0], 16 + 6); |
| 2638 |
|
buf[2] = 0x70; |
| 2639 |
|
buf[3] = 0; |
| 2640 |
|
buf[4] = 0; |
| 2641 |
|
buf[5] = 0; |
| 2642 |
|
buf[6] = 0; |
| 2643 |
|
buf[7] = 0; |
| 2644 |
|
|
| 2645 |
|
buf[8] = 0x01; |
| 2646 |
|
buf[9] = 0x06; |
| 2647 |
|
buf[10] = 0x00; |
| 2648 |
|
buf[11] = 0x05; |
| 2649 |
|
buf[12] = 0x00; |
| 2650 |
|
buf[13] = 0x00; |
| 2651 |
|
buf[14] = 0x00; |
| 2652 |
|
buf[15] = 0x00; |
| 2653 |
|
ide_atapi_cmd_reply(s, 16, max_len); |
| 2654 |
|
break; |
| 2655 |
|
case 0x2a: |
| 2656 |
|
cpu_to_ube16(&buf[0], 28 + 6); |
| 2657 |
|
buf[2] = 0x70; |
| 2658 |
|
buf[3] = 0; |
| 2659 |
|
buf[4] = 0; |
| 2660 |
|
buf[5] = 0; |
| 2661 |
|
buf[6] = 0; |
| 2662 |
|
buf[7] = 0; |
| 2663 |
|
|
| 2664 |
|
buf[8] = 0x2a; |
| 2665 |
|
buf[9] = 0x12; |
| 2666 |
|
buf[10] = 0x00; |
| 2667 |
|
buf[11] = 0x00; |
| 2668 |
|
|
| 2669 |
|
buf[12] = 0x70; |
| 2670 |
|
buf[13] = 3 << 5; |
| 2671 |
|
buf[14] = (1 << 0) | (1 << 3) | (1 << 5); |
| 2672 |
|
if (s->cdrom_locked) |
| 2673 |
|
buf[6] |= 1 << 1; |
| 2674 |
|
buf[15] = 0x00; |
| 2675 |
|
cpu_to_ube16(&buf[16], 706); |
| 2676 |
|
buf[18] = 0; |
| 2677 |
|
buf[19] = 2; |
| 2678 |
|
cpu_to_ube16(&buf[20], 512); |
| 2679 |
|
cpu_to_ube16(&buf[22], 706); |
| 2680 |
|
buf[24] = 0; |
| 2681 |
|
buf[25] = 0; |
| 2682 |
|
buf[26] = 0; |
| 2683 |
|
buf[27] = 0; |
| 2684 |
|
ide_atapi_cmd_reply(s, 28, max_len); |
| 2685 |
|
break; |
| 2686 |
|
default: |
| 2687 |
|
goto error_cmd; |
| 2688 |
|
} |
| 2689 |
|
break; |
| 2690 |
|
case 1: /* changeable values */ |
| 2691 |
|
goto error_cmd; |
| 2692 |
|
case 2: /* default values */ |
| 2693 |
|
goto error_cmd; |
| 2694 |
|
default: |
| 2695 |
|
case 3: /* saved values */ |
| 2696 |
|
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
| 2697 |
|
ASC_SAVING_PARAMETERS_NOT_SUPPORTED); |
| 2698 |
|
break; |
| 2699 |
|
} |
| 2700 |
|
} |
| 2701 |
|
break; |
| 2702 |
|
case GPCMD_REQUEST_SENSE: |
| 2703 |
|
max_len = packet[4]; |
| 2704 |
|
memset(buf, 0, 18); |
| 2705 |
|
buf[0] = 0x70 | (1 << 7); |
| 2706 |
|
buf[2] = s->sense_key; |
| 2707 |
|
buf[7] = 10; |
| 2708 |
|
buf[12] = s->asc; |
| 2709 |
|
ide_atapi_cmd_reply(s, 18, max_len); |
| 2710 |
|
break; |
| 2711 |
|
case GPCMD_PREVENT_ALLOW_MEDIUM_REMOVAL: |
| 2712 |
|
if (s->bs) { |
| 2713 |
|
s->cdrom_locked = packet[4] & 1; |
| 2714 |
|
ide_atapi_cmd_ok(s); |
| 2715 |
|
} else { |
| 2716 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2717 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2718 |
|
} |
| 2719 |
|
break; |
| 2720 |
|
case GPCMD_READ_10: |
| 2721 |
|
case GPCMD_READ_12: |
| 2722 |
|
{ |
| 2723 |
|
int nb_sectors, lba; |
| 2724 |
|
|
| 2725 |
|
if (!s->bs) { |
| 2726 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2727 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2728 |
|
break; |
| 2729 |
|
} |
| 2730 |
|
if (packet[0] == GPCMD_READ_10) |
| 2731 |
|
nb_sectors = ube16_to_cpu(packet + 7); |
| 2732 |
|
else |
| 2733 |
|
nb_sectors = ube32_to_cpu(packet + 6); |
| 2734 |
|
lba = ube32_to_cpu(packet + 2); |
| 2735 |
|
if (nb_sectors == 0) { |
| 2736 |
|
ide_atapi_cmd_ok(s); |
| 2737 |
|
break; |
| 2738 |
|
} |
| 2739 |
|
if (((int64_t)(lba + nb_sectors) << 2) > s->nb_sectors) { |
| 2740 |
|
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
| 2741 |
|
ASC_LOGICAL_BLOCK_OOR); |
| 2742 |
|
break; |
| 2743 |
|
} |
| 2744 |
|
ide_atapi_cmd_read(s, lba, nb_sectors); |
| 2745 |
|
} |
| 2746 |
|
break; |
| 2747 |
|
case GPCMD_SEEK: |
| 2748 |
|
{ |
| 2749 |
|
int lba; |
| 2750 |
|
if (!s->bs) { |
| 2751 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2752 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2753 |
|
break; |
| 2754 |
|
} |
| 2755 |
|
lba = ube32_to_cpu(packet + 2); |
| 2756 |
|
if (((int64_t)lba << 2) > s->nb_sectors) { |
| 2757 |
|
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
| 2758 |
|
ASC_LOGICAL_BLOCK_OOR); |
| 2759 |
|
break; |
| 2760 |
|
} |
| 2761 |
|
ide_atapi_cmd_ok(s); |
| 2762 |
|
} |
| 2763 |
|
break; |
| 2764 |
|
case GPCMD_START_STOP_UNIT: |
| 2765 |
|
{ |
| 2766 |
|
int start, eject; |
| 2767 |
|
start = packet[4] & 1; |
| 2768 |
|
eject = (packet[4] >> 1) & 1; |
| 2769 |
|
|
| 2770 |
|
/* XXX: currently none implemented */ |
| 2771 |
|
ide_atapi_cmd_ok(s); |
| 2772 |
|
} |
| 2773 |
|
break; |
| 2774 |
|
case GPCMD_MECHANISM_STATUS: |
| 2775 |
|
{ |
| 2776 |
|
max_len = ube16_to_cpu(packet + 8); |
| 2777 |
|
cpu_to_ube16(buf, 0); |
| 2778 |
|
/* no current LBA */ |
| 2779 |
|
buf[2] = 0; |
| 2780 |
|
buf[3] = 0; |
| 2781 |
|
buf[4] = 0; |
| 2782 |
|
buf[5] = 1; |
| 2783 |
|
cpu_to_ube16(buf + 6, 0); |
| 2784 |
|
ide_atapi_cmd_reply(s, 8, max_len); |
| 2785 |
|
} |
| 2786 |
|
break; |
| 2787 |
|
case GPCMD_READ_TOC_PMA_ATIP: |
| 2788 |
|
{ |
| 2789 |
|
int format, msf, start_track, len; |
| 2790 |
|
|
| 2791 |
|
if (!s->bs) { |
| 2792 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2793 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2794 |
|
break; |
| 2795 |
|
} |
| 2796 |
|
max_len = ube16_to_cpu(packet + 7); |
| 2797 |
|
format = packet[9] >> 6; |
| 2798 |
|
msf = (packet[1] >> 1) & 1; |
| 2799 |
|
start_track = packet[6]; |
| 2800 |
|
switch(format) { |
| 2801 |
|
case 0: |
| 2802 |
|
len = cdrom_read_toc(s, buf, msf, start_track); |
| 2803 |
|
if (len < 0) |
| 2804 |
|
goto error_cmd; |
| 2805 |
|
ide_atapi_cmd_reply(s, len, max_len); |
| 2806 |
|
break; |
| 2807 |
|
case 1: |
| 2808 |
|
/* multi session : only a single session defined */ |
| 2809 |
|
memset(buf, 0, 12); |
| 2810 |
|
buf[1] = 0x0a; |
| 2811 |
|
buf[2] = 0x01; |
| 2812 |
|
buf[3] = 0x01; |
| 2813 |
|
ide_atapi_cmd_reply(s, 12, max_len); |
| 2814 |
|
break; |
| 2815 |
|
default: |
| 2816 |
|
goto error_cmd; |
| 2817 |
|
} |
| 2818 |
|
} |
| 2819 |
|
break; |
| 2820 |
|
case GPCMD_READ_CDVD_CAPACITY: |
| 2821 |
|
if (!s->bs) { |
| 2822 |
|
ide_atapi_cmd_error(s, SENSE_NOT_READY, |
| 2823 |
|
ASC_MEDIUM_NOT_PRESENT); |
| 2824 |
|
break; |
| 2825 |
|
} |
| 2826 |
|
/* NOTE: it is really the number of sectors minus 1 */ |
| 2827 |
|
cpu_to_ube32(buf, (s->nb_sectors >> 2) - 1); |
| 2828 |
|
cpu_to_ube32(buf + 4, 2048); |
| 2829 |
|
ide_atapi_cmd_reply(s, 8, 8); |
| 2830 |
|
break; |
| 2831 |
|
default: |
| 2832 |
|
error_cmd: |
| 2833 |
|
ide_atapi_cmd_error(s, SENSE_ILLEGAL_REQUEST, |
| 2834 |
|
ASC_INV_FIELD_IN_CMD_PACKET); |
| 2835 |
|
break; |
| 2836 |
|
} |
| 2837 |
|
} |
| 2838 |
|
|
| 2839 |
void ide_ioport_write(CPUX86State *env, uint32_t addr, uint32_t val) |
void ide_ioport_write(CPUX86State *env, uint32_t addr, uint32_t val) |
| 2840 |
{ |
{ |
| 2841 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *ide_if = get_ide_interface(addr); |
| 2842 |
|
IDEState *s = ide_if->cur_drive; |
| 2843 |
int unit, n; |
int unit, n; |
| 2844 |
|
|
|
addr &= 7; |
|
| 2845 |
#ifdef DEBUG_IDE |
#ifdef DEBUG_IDE |
| 2846 |
printf("IDE: write addr=0x%x val=0x%02x\n", addr, val); |
printf("IDE: write addr=0x%x val=0x%02x\n", addr, val); |
| 2847 |
#endif |
#endif |
| 2848 |
|
addr &= 7; |
| 2849 |
switch(addr) { |
switch(addr) { |
| 2850 |
case 0: |
case 0: |
| 2851 |
break; |
break; |
| 2869 |
case 6: |
case 6: |
| 2870 |
/* select drive */ |
/* select drive */ |
| 2871 |
unit = (val >> 4) & 1; |
unit = (val >> 4) & 1; |
| 2872 |
s = &ide_state[unit]; |
s = ide_if + unit; |
| 2873 |
ide_state[0].cur_drive = s; |
ide_if->cur_drive = s; |
| 2874 |
s->select = val; |
s->select = val; |
| 2875 |
break; |
break; |
| 2876 |
default: |
default: |
| 2880 |
printf("ide: CMD=%02x\n", val); |
printf("ide: CMD=%02x\n", val); |
| 2881 |
#endif |
#endif |
| 2882 |
switch(val) { |
switch(val) { |
|
case WIN_PIDENTIFY: |
|
| 2883 |
case WIN_IDENTIFY: |
case WIN_IDENTIFY: |
| 2884 |
if (s->bs) { |
if (s->bs && !s->is_cdrom) { |
| 2885 |
ide_identify(s); |
ide_identify(s); |
| 2886 |
s->status = READY_STAT; |
s->status = READY_STAT; |
| 2887 |
ide_transfer_start(s, 512, ide_transfer_stop); |
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); |
| 2888 |
} else { |
} else { |
| 2889 |
|
if (s->is_cdrom) { |
| 2890 |
|
ide_set_signature(s); |
| 2891 |
|
} |
| 2892 |
ide_abort_command(s); |
ide_abort_command(s); |
| 2893 |
} |
} |
| 2894 |
ide_set_irq(s); |
ide_set_irq(s); |
| 2918 |
case WIN_WRITE_ONCE: |
case WIN_WRITE_ONCE: |
| 2919 |
s->status = SEEK_STAT; |
s->status = SEEK_STAT; |
| 2920 |
s->req_nb_sectors = 1; |
s->req_nb_sectors = 1; |
| 2921 |
ide_transfer_start(s, 512, ide_sector_write); |
ide_transfer_start(s, s->io_buffer, 512, ide_sector_write); |
| 2922 |
break; |
break; |
| 2923 |
case WIN_MULTREAD: |
case WIN_MULTREAD: |
| 2924 |
if (!s->mult_sectors) |
if (!s->mult_sectors) |
| 2934 |
n = s->nsector; |
n = s->nsector; |
| 2935 |
if (n > s->req_nb_sectors) |
if (n > s->req_nb_sectors) |
| 2936 |
n = s->req_nb_sectors; |
n = s->req_nb_sectors; |
| 2937 |
ide_transfer_start(s, 512 * n, ide_sector_write); |
ide_transfer_start(s, s->io_buffer, 512 * n, ide_sector_write); |
| 2938 |
break; |
break; |
| 2939 |
case WIN_READ_NATIVE_MAX: |
case WIN_READ_NATIVE_MAX: |
| 2940 |
ide_set_sector(s, s->nb_sectors - 1); |
ide_set_sector(s, s->nb_sectors - 1); |
| 2941 |
s->status = READY_STAT; |
s->status = READY_STAT; |
| 2942 |
ide_set_irq(s); |
ide_set_irq(s); |
| 2943 |
break; |
break; |
| 2944 |
|
|
| 2945 |
|
/* ATAPI commands */ |
| 2946 |
|
case WIN_PIDENTIFY: |
| 2947 |
|
if (s->is_cdrom) { |
| 2948 |
|
ide_atapi_identify(s); |
| 2949 |
|
s->status = READY_STAT; |
| 2950 |
|
ide_transfer_start(s, s->io_buffer, 512, ide_transfer_stop); |
| 2951 |
|
} else { |
| 2952 |
|
ide_abort_command(s); |
| 2953 |
|
} |
| 2954 |
|
ide_set_irq(s); |
| 2955 |
|
break; |
| 2956 |
|
case WIN_SRST: |
| 2957 |
|
if (!s->is_cdrom) |
| 2958 |
|
goto abort_cmd; |
| 2959 |
|
ide_set_signature(s); |
| 2960 |
|
s->status = READY_STAT; |
| 2961 |
|
s->error = 0x01; |
| 2962 |
|
break; |
| 2963 |
|
case WIN_PACKETCMD: |
| 2964 |
|
if (!s->is_cdrom) |
| 2965 |
|
goto abort_cmd; |
| 2966 |
|
/* DMA or overlapping commands not supported */ |
| 2967 |
|
if ((s->feature & 0x03) != 0) |
| 2968 |
|
goto abort_cmd; |
| 2969 |
|
s->nsector = 1; |
| 2970 |
|
ide_transfer_start(s, s->io_buffer, ATAPI_PACKET_SIZE, |
| 2971 |
|
ide_atapi_cmd); |
| 2972 |
|
break; |
| 2973 |
default: |
default: |
| 2974 |
abort_cmd: |
abort_cmd: |
| 2975 |
ide_abort_command(s); |
ide_abort_command(s); |
| 2979 |
} |
} |
| 2980 |
} |
} |
| 2981 |
|
|
| 2982 |
uint32_t ide_ioport_read(CPUX86State *env, uint32_t addr) |
uint32_t ide_ioport_read(CPUX86State *env, uint32_t addr1) |
| 2983 |
{ |
{ |
| 2984 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr1)->cur_drive; |
| 2985 |
|
uint32_t addr; |
| 2986 |
int ret; |
int ret; |
| 2987 |
|
|
| 2988 |
addr &= 7; |
addr = addr1 & 7; |
| 2989 |
switch(addr) { |
switch(addr) { |
| 2990 |
case 0: |
case 0: |
| 2991 |
ret = 0xff; |
ret = 0xff; |
| 3015 |
break; |
break; |
| 3016 |
} |
} |
| 3017 |
#ifdef DEBUG_IDE |
#ifdef DEBUG_IDE |
| 3018 |
printf("ide: read addr=0x%x val=%02x\n", addr, ret); |
printf("ide: read addr=0x%x val=%02x\n", addr1, ret); |
| 3019 |
#endif |
#endif |
| 3020 |
return ret; |
return ret; |
| 3021 |
} |
} |
| 3022 |
|
|
| 3023 |
uint32_t ide_status_read(CPUX86State *env, uint32_t addr) |
uint32_t ide_status_read(CPUX86State *env, uint32_t addr) |
| 3024 |
{ |
{ |
| 3025 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr)->cur_drive; |
| 3026 |
int ret; |
int ret; |
| 3027 |
ret = s->status; |
ret = s->status; |
| 3028 |
#ifdef DEBUG_IDE |
#ifdef DEBUG_IDE |
| 3029 |
printf("ide: read status val=%02x\n", ret); |
printf("ide: read status addr=0x%x val=%02x\n", addr, ret); |
| 3030 |
#endif |
#endif |
| 3031 |
return ret; |
return ret; |
| 3032 |
} |
} |
| 3033 |
|
|
| 3034 |
void ide_cmd_write(CPUX86State *env, uint32_t addr, uint32_t val) |
void ide_cmd_write(CPUX86State *env, uint32_t addr, uint32_t val) |
| 3035 |
{ |
{ |
| 3036 |
|
IDEState *ide_if = get_ide_interface(addr); |
| 3037 |
IDEState *s; |
IDEState *s; |
| 3038 |
int i; |
int i; |
| 3039 |
|
|
| 3040 |
#ifdef DEBUG_IDE |
#ifdef DEBUG_IDE |
| 3041 |
printf("ide: write control val=%02x\n", val); |
printf("ide: write control addr=0x%x val=%02x\n", addr, val); |
| 3042 |
#endif |
#endif |
| 3043 |
/* common for both drives */ |
/* common for both drives */ |
| 3044 |
if (!(ide_state[0].cmd & IDE_CMD_RESET) && |
if (!(ide_if[0].cmd & IDE_CMD_RESET) && |
| 3045 |
(val & IDE_CMD_RESET)) { |
(val & IDE_CMD_RESET)) { |
| 3046 |
/* reset low to high */ |
/* reset low to high */ |
| 3047 |
for(i = 0;i < 2; i++) { |
for(i = 0;i < 2; i++) { |
| 3048 |
s = &ide_state[i]; |
s = &ide_if[i]; |
| 3049 |
s->status = BUSY_STAT | SEEK_STAT; |
s->status = BUSY_STAT | SEEK_STAT; |
| 3050 |
s->error = 0x01; |
s->error = 0x01; |
| 3051 |
} |
} |
| 3052 |
} else if ((ide_state[0].cmd & IDE_CMD_RESET) && |
} else if ((ide_if[0].cmd & IDE_CMD_RESET) && |
| 3053 |
!(val & IDE_CMD_RESET)) { |
!(val & IDE_CMD_RESET)) { |
| 3054 |
/* high to low */ |
/* high to low */ |
| 3055 |
for(i = 0;i < 2; i++) { |
for(i = 0;i < 2; i++) { |
| 3056 |
s = &ide_state[i]; |
s = &ide_if[i]; |
| 3057 |
s->status = READY_STAT; |
s->status = READY_STAT; |
| 3058 |
/* set hard disk drive ID */ |
ide_set_signature(s); |
|
s->select &= 0xf0; /* clear head */ |
|
|
s->nsector = 1; |
|
|
s->sector = 1; |
|
|
if (s->nb_sectors == 0) { |
|
|
/* no disk present */ |
|
|
s->lcyl = 0x12; |
|
|
s->hcyl = 0x34; |
|
|
} else { |
|
|
s->lcyl = 0; |
|
|
s->hcyl = 0; |
|
|
} |
|
| 3059 |
} |
} |
| 3060 |
} |
} |
| 3061 |
|
|
| 3062 |
ide_state[0].cmd = val; |
ide_if[0].cmd = val; |
| 3063 |
|
ide_if[1].cmd = val; |
| 3064 |
} |
} |
| 3065 |
|
|
| 3066 |
void ide_data_writew(CPUX86State *env, uint32_t addr, uint32_t val) |
void ide_data_writew(CPUX86State *env, uint32_t addr, uint32_t val) |
| 3067 |
{ |
{ |
| 3068 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr)->cur_drive; |
| 3069 |
uint8_t *p; |
uint8_t *p; |
| 3070 |
|
|
| 3071 |
p = s->data_ptr; |
p = s->data_ptr; |
| 3078 |
|
|
| 3079 |
uint32_t ide_data_readw(CPUX86State *env, uint32_t addr) |
uint32_t ide_data_readw(CPUX86State *env, uint32_t addr) |
| 3080 |
{ |
{ |
| 3081 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr)->cur_drive; |
| 3082 |
uint8_t *p; |
uint8_t *p; |
| 3083 |
int ret; |
int ret; |
|
|
|
| 3084 |
p = s->data_ptr; |
p = s->data_ptr; |
| 3085 |
ret = tswap16(*(uint16_t *)p); |
ret = tswap16(*(uint16_t *)p); |
| 3086 |
p += 2; |
p += 2; |
| 3092 |
|
|
| 3093 |
void ide_data_writel(CPUX86State *env, uint32_t addr, uint32_t val) |
void ide_data_writel(CPUX86State *env, uint32_t addr, uint32_t val) |
| 3094 |
{ |
{ |
| 3095 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr)->cur_drive; |
| 3096 |
uint8_t *p; |
uint8_t *p; |
| 3097 |
|
|
| 3098 |
p = s->data_ptr; |
p = s->data_ptr; |
| 3105 |
|
|
| 3106 |
uint32_t ide_data_readl(CPUX86State *env, uint32_t addr) |
uint32_t ide_data_readl(CPUX86State *env, uint32_t addr) |
| 3107 |
{ |
{ |
| 3108 |
IDEState *s = ide_state[0].cur_drive; |
IDEState *s = get_ide_interface(addr)->cur_drive; |
| 3109 |
uint8_t *p; |
uint8_t *p; |
| 3110 |
int ret; |
int ret; |
| 3111 |
|
|
| 3121 |
void ide_reset(IDEState *s) |
void ide_reset(IDEState *s) |
| 3122 |
{ |
{ |
| 3123 |
s->mult_sectors = MAX_MULT_SECTORS; |
s->mult_sectors = MAX_MULT_SECTORS; |
|
s->status = READY_STAT; |
|
| 3124 |
s->cur_drive = s; |
s->cur_drive = s; |
| 3125 |
s->select = 0xa0; |
s->select = 0xa0; |
| 3126 |
|
s->status = READY_STAT; |
| 3127 |
|
ide_set_signature(s); |
| 3128 |
} |
} |
| 3129 |
|
|
| 3130 |
struct partition { |
struct partition { |
| 3176 |
void ide_init(void) |
void ide_init(void) |
| 3177 |
{ |
{ |
| 3178 |
IDEState *s; |
IDEState *s; |
| 3179 |
int i, cylinders; |
int i, cylinders, iobase, iobase2; |
| 3180 |
int64_t nb_sectors; |
int64_t nb_sectors; |
| 3181 |
|
static const int ide_iobase[2] = { 0x1f0, 0x170 }; |
| 3182 |
|
static const int ide_iobase2[2] = { 0x3f6, 0x376 }; |
| 3183 |
|
static const int ide_irq[2] = { 14, 15 }; |
| 3184 |
|
|
| 3185 |
for(i = 0; i < MAX_DISKS; i++) { |
for(i = 0; i < MAX_DISKS; i++) { |
| 3186 |
s = &ide_state[i]; |
s = &ide_state[i]; |
| 3201 |
s->sectors = 63; |
s->sectors = 63; |
| 3202 |
} |
} |
| 3203 |
} |
} |
| 3204 |
s->irq = 14; |
s->irq = ide_irq[i >> 1]; |
| 3205 |
ide_reset(s); |
ide_reset(s); |
| 3206 |
} |
} |
| 3207 |
register_ioport_write(0x1f0, 8, ide_ioport_write, 1); |
for(i = 0; i < (MAX_DISKS / 2); i++) { |
| 3208 |
register_ioport_read(0x1f0, 8, ide_ioport_read, 1); |
iobase = ide_iobase[i]; |
| 3209 |
register_ioport_read(0x3f6, 1, ide_status_read, 1); |
iobase2 = ide_iobase2[i]; |
| 3210 |
register_ioport_write(0x3f6, 1, ide_cmd_write, 1); |
ide_table[iobase >> 3] = &ide_state[2 * i]; |
| 3211 |
|
if (ide_iobase2[i]) |
| 3212 |
/* data ports */ |
ide_table[iobase2 >> 3] = &ide_state[2 * i]; |
| 3213 |
register_ioport_write(0x1f0, 2, ide_data_writew, 2); |
register_ioport_write(iobase, 8, ide_ioport_write, 1); |
| 3214 |
register_ioport_read(0x1f0, 2, ide_data_readw, 2); |
register_ioport_read(iobase, 8, ide_ioport_read, 1); |
| 3215 |
register_ioport_write(0x1f0, 4, ide_data_writel, 4); |
register_ioport_read(iobase2, 1, ide_status_read, 1); |
| 3216 |
register_ioport_read(0x1f0, 4, ide_data_readl, 4); |
register_ioport_write(iobase2, 1, ide_cmd_write, 1); |
| 3217 |
|
|
| 3218 |
|
/* data ports */ |
| 3219 |
|
register_ioport_write(iobase, 2, ide_data_writew, 2); |
| 3220 |
|
register_ioport_read(iobase, 2, ide_data_readw, 2); |
| 3221 |
|
register_ioport_write(iobase, 4, ide_data_writel, 4); |
| 3222 |
|
register_ioport_read(iobase, 4, ide_data_readl, 4); |
| 3223 |
|
} |
| 3224 |
} |
} |
| 3225 |
|
|
| 3226 |
/***********************************************************/ |
/***********************************************************/ |
| 3461 |
cpu_x86_interrupt(global_env, CPU_INTERRUPT_EXIT); |
cpu_x86_interrupt(global_env, CPU_INTERRUPT_EXIT); |
| 3462 |
break; |
break; |
| 3463 |
default: |
default: |
| 3464 |
fprintf(stderr, "vl: unsupported keyboard cmd=0x%02x\n", val); |
fprintf(stderr, "qemu: unsupported keyboard cmd=0x%02x\n", val); |
| 3465 |
break; |
break; |
| 3466 |
} |
} |
| 3467 |
} |
} |
| 4108 |
"'disk_image' is a raw hard image image for IDE hard disk 0\n" |
"'disk_image' is a raw hard image image for IDE hard disk 0\n" |
| 4109 |
"\n" |
"\n" |
| 4110 |
"Standard options:\n" |
"Standard options:\n" |
| 4111 |
"-hda file use 'file' as IDE hard disk 0 image\n" |
"-hda/-hdb file use 'file' as IDE hard disk 0/1 image\n" |
| 4112 |
"-hdb file use 'file' as IDE hard disk 1 image\n" |
"-hdc/-hdd file use 'file' as IDE hard disk 2/3 image\n" |
| 4113 |
|
"-cdrom file use 'file' as IDE cdrom 2 image\n" |
| 4114 |
|
"-boot [c|d] boot on hard disk or CD-ROM\n" |
| 4115 |
"-snapshot write to temporary files instead of disk image files\n" |
"-snapshot write to temporary files instead of disk image files\n" |
| 4116 |
"-m megs set virtual RAM size to megs MB\n" |
"-m megs set virtual RAM size to megs MB\n" |
| 4117 |
"-n script set network init script [default=%s]\n" |
"-n script set network init script [default=%s]\n" |
| 4158 |
{ "kernel", 1, NULL, 0, }, |
{ "kernel", 1, NULL, 0, }, |
| 4159 |
{ "append", 1, NULL, 0, }, |
{ "append", 1, NULL, 0, }, |
| 4160 |
{ "tun-fd", 1, NULL, 0, }, |
{ "tun-fd", 1, NULL, 0, }, |
| 4161 |
|
{ "hdc", 1, NULL, 0, }, |
| 4162 |
|
{ "hdd", 1, NULL, 0, }, |
| 4163 |
|
{ "cdrom", 1, NULL, 0, }, |
| 4164 |
|
{ "boot", 1, NULL, 0, }, |
| 4165 |
{ NULL, 0, NULL, 0 }, |
{ NULL, 0, NULL, 0 }, |
| 4166 |
}; |
}; |
| 4167 |
|
|
| 4257 |
case 8: |
case 8: |
| 4258 |
net_fd = atoi(optarg); |
net_fd = atoi(optarg); |
| 4259 |
break; |
break; |
| 4260 |
|
case 9: |
| 4261 |
|
hd_filename[2] = optarg; |
| 4262 |
|
break; |
| 4263 |
|
case 10: |
| 4264 |
|
hd_filename[3] = optarg; |
| 4265 |
|
break; |
| 4266 |
|
case 11: |
| 4267 |
|
hd_filename[2] = optarg; |
| 4268 |
|
ide_state[2].is_cdrom = 1; |
| 4269 |
|
break; |
| 4270 |
|
case 12: |
| 4271 |
|
boot_device = optarg[0]; |
| 4272 |
|
if (boot_device != 'c' && boot_device != 'd') { |
| 4273 |
|
fprintf(stderr, "qemu: invalid boot device '%c'\n", boot_device); |
| 4274 |
|
exit(1); |
| 4275 |
|
} |
| 4276 |
|
break; |
| 4277 |
} |
} |
| 4278 |
break; |
break; |
| 4279 |
case 'h': |
case 'h': |
| 4284 |
if (phys_ram_size <= 0) |
if (phys_ram_size <= 0) |
| 4285 |
help(); |
help(); |
| 4286 |
if (phys_ram_size > PHYS_RAM_MAX_SIZE) { |
if (phys_ram_size > PHYS_RAM_MAX_SIZE) { |
| 4287 |
fprintf(stderr, "vl: at most %d MB RAM can be simulated\n", |
fprintf(stderr, "qemu: at most %d MB RAM can be simulated\n", |
| 4288 |
PHYS_RAM_MAX_SIZE / (1024 * 1024)); |
PHYS_RAM_MAX_SIZE / (1024 * 1024)); |
| 4289 |
exit(1); |
exit(1); |
| 4290 |
} |
} |
| 4313 |
|
|
| 4314 |
linux_boot = (kernel_filename != NULL); |
linux_boot = (kernel_filename != NULL); |
| 4315 |
|
|
| 4316 |
if (!linux_boot && hd_filename[0] == '\0') |
if (!linux_boot && hd_filename[0] == '\0' && hd_filename[2] == '\0') |
| 4317 |
help(); |
help(); |
| 4318 |
|
|
| 4319 |
/* init debug */ |
/* init debug */ |
| 4371 |
if (hd_filename[i]) { |
if (hd_filename[i]) { |
| 4372 |
bs_table[i] = bdrv_open(hd_filename[i], snapshot); |
bs_table[i] = bdrv_open(hd_filename[i], snapshot); |
| 4373 |
if (!bs_table[i]) { |
if (!bs_table[i]) { |
| 4374 |
fprintf(stderr, "vl: could not open hard disk image '%s\n", |
fprintf(stderr, "qemu: could not open hard disk image '%s\n", |
| 4375 |
hd_filename[i]); |
hd_filename[i]); |
| 4376 |
exit(1); |
exit(1); |
| 4377 |
} |
} |
| 4392 |
/* now we can load the kernel */ |
/* now we can load the kernel */ |
| 4393 |
ret = load_kernel(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR); |
ret = load_kernel(kernel_filename, phys_ram_base + KERNEL_LOAD_ADDR); |
| 4394 |
if (ret < 0) { |
if (ret < 0) { |
| 4395 |
fprintf(stderr, "vl: could not load kernel '%s'\n", |
fprintf(stderr, "qemu: could not load kernel '%s'\n", |
| 4396 |
kernel_filename); |
kernel_filename); |
| 4397 |
exit(1); |
exit(1); |
| 4398 |
} |
} |
| 4402 |
if (initrd_filename) { |
if (initrd_filename) { |
| 4403 |
initrd_size = load_image(initrd_filename, phys_ram_base + INITRD_LOAD_ADDR); |
initrd_size = load_image(initrd_filename, phys_ram_base + INITRD_LOAD_ADDR); |
| 4404 |
if (initrd_size < 0) { |
if (initrd_size < 0) { |
| 4405 |
fprintf(stderr, "vl: could not load initial ram disk '%s'\n", |
fprintf(stderr, "qemu: could not load initial ram disk '%s'\n", |
| 4406 |
initrd_filename); |
initrd_filename); |
| 4407 |
exit(1); |
exit(1); |
| 4408 |
} |
} |
| 4461 |
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME); |
snprintf(buf, sizeof(buf), "%s/%s", bios_dir, BIOS_FILENAME); |
| 4462 |
ret = load_image(buf, phys_ram_base + 0x000f0000); |
ret = load_image(buf, phys_ram_base + 0x000f0000); |
| 4463 |
if (ret != 0x10000) { |
if (ret != 0x10000) { |
| 4464 |
fprintf(stderr, "vl: could not load PC bios '%s'\n", buf); |
fprintf(stderr, "qemu: could not load PC bios '%s'\n", buf); |
| 4465 |
exit(1); |
exit(1); |
| 4466 |
} |
} |
| 4467 |
|
|