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 |
|
|