64 lines
1.5 KiB
C++
64 lines
1.5 KiB
C++
#include "mac_scsi.h"
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#include "iomega_cmds.h"
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// Iomega commands
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OSErr iomega_spin_up_cartridge( int id ) {
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// issue an Asynchronous START command to induce spinup
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char cmd[6] = {
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SCSI_Cmd_StartStopUnit,
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1, // set the IMMED bit for offline
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0,
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0,
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1, // start the disk spinning
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0
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};
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return scsi_cmd(id, cmd, sizeof(cmd), 0, 0, 0, 0);
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}
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OSErr iomega_spin_down_and_eject( int id ) {
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// issue an Asynchronous STOP command to induce spindown and ejection
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char cmd[6] = {
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SCSI_Cmd_StartStopUnit,
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1, // set the IMMED bit for offline
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0,
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0,
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2, // eject a Jaz disk after stopping
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0
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};
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return scsi_cmd(id, cmd, sizeof(cmd), 0, 0, 0, 0);
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}
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OSErr iomega_spin_down_cartridge( int id ) {
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// issue an Asynchronous STOP command to induce spindown
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char cmd[6] = {
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SCSI_Cmd_StartStopUnit,
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1, // set the IMMED bit for offline
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0,
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0,
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0,
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0
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};
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return scsi_cmd(id, cmd, sizeof(cmd), 0, 0, 0, 0);
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}
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OSErr iomega_set_prevent_removal( int id, bool lock) {
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OSErr err;
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char cmd[6] = {
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SCSI_Cmd_PreventAllow,
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0,
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0,
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0,
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lock ? 1 : 0,
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0
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};
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return scsi_cmd(id, cmd, sizeof(cmd), 0, 0, 0, 0);
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}
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OSErr iomega_eject_cartridge( int id ) {
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OSErr err;
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err = iomega_set_prevent_removal(id, false);
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if (err != noErr) return err;
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return iomega_spin_down_and_eject(id);
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}
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