Subversion Repositories freemyipod

Rev

Rev 339 | Show entire file | Ignore whitespace | Details | Blame | Last modification | View Log | RSS feed

Rev 339 Rev 357
Line 146... Line 146...
146 
}
 146 
}
147 
 
 147 
 
148 
int ata_power_up()
 148 
int ata_power_up()
149 
{
 149 
{
150 
    ata_set_active();
 150 
    ata_set_active();
- 
 
 151 
    if (ata_powered) return 0;
151 
    i2c_sendbyte(0, 0xe6, 0x1b, 1);
 152 
    i2c_sendbyte(0, 0xe6, 0x1b, 1);
152 
    clockgate_enable(5, true);
 153 
    clockgate_enable(5, true);
153 
    ATA_CFG = BIT(0);
 154 
    ATA_CFG = BIT(0);
154 
    sleep(1000);
 155 
    sleep(1000);
155 
    ATA_CFG = 0;
 156 
    ATA_CFG = 0;
Line 237... Line 238...
237 
    return 0;
 238 
    return 0;
238 
}
 239 
}
239 
 
 240 
 
240 
void ata_power_down()
 241 
void ata_power_down()
241 
{
 242 
{
- 
 
 243 
    if (!ata_powered) return;
242 
    ata_powered = false;
 244 
    ata_powered = false;
243 
    ata_wait_for_rdy(1000000);
 245 
    ata_wait_for_rdy(1000000);
244 
    ata_write_cbr(&ATA_PIO_DVR, 0);
 246 
    ata_write_cbr(&ATA_PIO_DVR, 0);
245 
    ata_write_cbr(&ATA_PIO_CSD, 0xe0);
 247 
    ata_write_cbr(&ATA_PIO_CSD, 0xe0);
246 
    ata_wait_for_rdy(1000000);
 248 
    ata_wait_for_rdy(1000000);