Subversion Repositories freemyipod

Rev

Rev 337 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 337 Rev 339
Line 20... Line 20...
20 
 ****************************************************************************/
 20 
 ****************************************************************************/
21 
#include "global.h"
 21 
#include "global.h"
22 
#include "thread.h"
 22 
#include "thread.h"
23 
#include "disk.h"
 23 
#include "disk.h"
24 
#include "storage.h"
 24 
#include "storage.h"
- 
 
 25 
#include "storage_ata-target.h"
25 
#include "timer.h"
 26 
#include "timer.h"
26 
#include "../ipodnano3g/s5l8702.h"
 27 
#include "../ipodnano3g/s5l8702.h"
27 
 
 28 
 
28 
/** static, private data **/
29 
/** static, private data **/
29 
uint16_t ata_identify_data[0x100];
 30 
uint16_t ata_identify_data[0x100];
Line 39... Line 40...
39 
static bool ata_powered;
 40 
static bool ata_powered;
40 
 
 41 
 
41 
#ifdef ATA_HAVE_BBT
 42 
#ifdef ATA_HAVE_BBT
42 
#include "panic.h"
 43 
#include "panic.h"
43 
uint16_t ata_bbt[ATA_BBT_PAGES][0x20];
 44 
uint16_t ata_bbt[ATA_BBT_PAGES][0x20];
44 
uint32_t ata_virtual_sectors;
 45 
uint64_t ata_virtual_sectors;
45 
uint32_t ata_last_offset;
 46 
uint32_t ata_last_offset;
46 
uint64_t ata_last_phys;
 47 
uint64_t ata_last_phys;
47 
 
 48 
 
48 
int ata_rw_sectors_internal(uint64_t sector, uint32_t count, void* buffer, bool write);
 - 
 
49 
 
 - 
 
50 
void ata_bbt_read_sectors(uint32_t sector, uint32_t count, void* buffer)
 49 
void ata_bbt_read_sectors(uint32_t sector, uint32_t count, void* buffer)
51 
{
 50 
{
52 
    int rc = ata_rw_sectors_internal(sector, count, buffer, false);
 51 
    int rc = ata_rw_sectors_internal(sector, count, buffer, false);
53 
    if (IS_ERR(rc))
 52 
    if (IS_ERR(rc))
54 
        panicf(PANIC_KILLTHREAD, "ATA: Error %08X while reading BBT (sector %d, count %d)\n",
 53 
        panicf(PANIC_KILLTHREAD, "ATA: Error %08X while reading BBT (sector %d, count %d)\n",
Line 531... Line 530...
531 
    ata_power_up();
 530 
    ata_power_up();
532 
    uint32_t* buf = (uint32_t*)(ata_bbt[ARRAYLEN(ata_bbt) - 64]);
 531 
    uint32_t* buf = (uint32_t*)(ata_bbt[ARRAYLEN(ata_bbt) - 64]);
533 
    ata_bbt_read_sectors(0, 1, buf);
 532 
    ata_bbt_read_sectors(0, 1, buf);
534 
    if (!memcmp(buf, "emBIbbth", 8))
 533 
    if (!memcmp(buf, "emBIbbth", 8))
535 
    {
 534 
    {
536 
        ata_virtual_sectors = buf[0x1fe];
 535 
        ata_virtual_sectors = (((uint64_t)buf[0x1fd]) << 32) | buf[0x1fc];
537 
        uint32_t count = buf[0x1ff];
 536 
        uint32_t count = buf[0x1ff];
538 
        if (count > (ATA_BBT_PAGES >> 6))
 537 
        if (count > (ATA_BBT_PAGES >> 6))
539 
            panicf(PANIC_KILLTHREAD, "ATA: BBT too big! (%d pages, limit: %d)\n", count << 6, ATA_BBT_PAGES);
 538 
            panicf(PANIC_KILLTHREAD, "ATA: BBT too big! (%d pages, limit: %d)\n", count << 6, ATA_BBT_PAGES);
540 
        uint32_t i;
 539 
        uint32_t i;
541 
        uint32_t cnt;
 540 
        uint32_t cnt;