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atapicdrom: Implement READ(6) and READ(10).

This commit is contained in:
joevt 2023-08-20 20:29:24 -07:00 committed by Maxim Poliakovski
parent 4bbc5ab0af
commit ec5bf8e985
1 changed files with 26 additions and 0 deletions
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26
devices/common/ata/atapicdrom.cpp
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@ -137,6 +137,32 @@ void AtapiCdrom::perform_packet_command() {
this->data_out_phase();
}
break;
case ScsiCommand::READ_6:
lba = this->cmd_pkt[1] << 16 | READ_WORD_BE_U(&this->cmd_pkt[2]);
xfer_len = this->cmd_pkt[4];
if (this->r_features & ATAPI_Features::DMA) {
LOG_F(WARNING, "ATAPI DMA transfer requsted");
}
this->set_fpos(lba);
this->xfer_cnt = this->read_begin(xfer_len, this->r_byte_count);
this->r_byte_count = this->xfer_cnt;
this->data_ptr = (uint16_t*)this->data_cache.get();
this->status_good();
this->data_out_phase();
break;
case ScsiCommand::READ_10:
lba = READ_DWORD_BE_U(&this->cmd_pkt[2]);
xfer_len = READ_WORD_BE_U(&this->cmd_pkt[7]);
if (this->r_features & ATAPI_Features::DMA) {
LOG_F(WARNING, "ATAPI DMA transfer requsted");
}
this->set_fpos(lba);
this->xfer_cnt = this->read_begin(xfer_len, this->r_byte_count);
this->r_byte_count = this->xfer_cnt;
this->data_ptr = (uint16_t*)this->data_cache.get();
this->status_good();
this->data_out_phase();
break;
case ScsiCommand::READ_12:
lba = READ_DWORD_BE_U(&this->cmd_pkt[2]);
xfer_len = READ_DWORD_BE_U(&this->cmd_pkt[6]);