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Fix 48-bit ATA commands.

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This commit is contained in:
Natalia Portillo
2021-07-29 00:46:47 +01:00
parent 29aa181be2
commit bdd467547a
4 changed files with 100 additions and 95 deletions
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27
linux/ata.c
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@@ -236,12 +236,12 @@ int32_t SendAtaLba48Command(void* device_ctx,
cdb[4] = (registers.feature & 0xFF);
cdb[5] = ((registers.sector_count & 0xFF00) >> 8);
cdb[6] = (registers.sector_count & 0xFF);
cdb[7] = ((registers.lba_low & 0xFF00) >> 8);
cdb[8] = (registers.lba_low & 0xFF);
cdb[9] = ((registers.lba_mid & 0xFF00) >> 8);
cdb[10] = (registers.lba_mid & 0xFF);
cdb[11] = ((registers.lba_high & 0xFF00) >> 8);
cdb[12] = (registers.lba_high & 0xFF);
cdb[7] = registers.lba_low_prev;
cdb[8] = registers.lba_low_cur;
cdb[9] = registers.lba_mid_prev;
cdb[10] = registers.lba_mid_cur;
cdb[11] = registers.lba_high_prev;
cdb[12] = registers.lba_high_cur;
cdb[13] = registers.device_head;
cdb[14] = registers.command;
@@ -261,12 +261,15 @@ int32_t SendAtaLba48Command(void* device_ctx,
error_registers->error = sense_buf[11];
error_registers->sector_count = (uint16_t)((sense_buf[12] << 8) + sense_buf[13]);
error_registers->lba_low = (uint16_t)((sense_buf[14] << 8) + sense_buf[15]);
error_registers->lba_mid = (uint16_t)((sense_buf[16] << 8) + sense_buf[17]);
error_registers->lba_high = (uint16_t)((sense_buf[18] << 8) + sense_buf[19]);
error_registers->device_head = sense_buf[20];
error_registers->status = sense_buf[21];
error_registers->sector_count = (uint16_t)((sense_buf[12] << 8) + sense_buf[13]);
error_registers->lba_low_prev = sense_buf[14];
error_registers->lba_low_cur = sense_buf[15];
error_registers->lba_mid_prev = sense_buf[16];
error_registers->lba_mid_cur = sense_buf[17];
error_registers->lba_high_prev = sense_buf[18];
error_registers->lba_high_cur = sense_buf[19];
error_registers->device_head = sense_buf[20];
error_registers->status = sense_buf[21];
*sense = error_registers->error != 0 || (error_registers->status & 0xA5) != 0;