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Constant consistency

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Cleaning up "Magic Values" and replacing them with defined constants.
misc fixes.
This commit is contained in:
David Kuder 2022-06-11 11:05:47 -04:00
parent 968f3336af
commit 2f14c0fed2
5 changed files with 119 additions and 31 deletions
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20
src/defaults.ino
View File

@ -5,7 +5,7 @@
uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
#if SUPPORT_SASI
{
0x00, //Device type
DEV_DISK, //Device type
0x00, //RMB = 0
0x01, //ISO,ECMA,ANSI version
0x01, //Response data format
@ -21,7 +21,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
#if SUPPORT_DISK
{
0x00, //device type
DEV_DISK, //device type
0x00, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -39,7 +39,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
},
{
0x00, //device type
DEV_DISK, //device type
0x00, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -59,7 +59,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
#if SUPPORT_OPTICAL
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -76,7 +76,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
0
},
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -93,7 +93,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
0
},
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -106,7 +106,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
0
},
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -119,7 +119,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
0
},
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -132,7 +132,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
0
},
{
0x05, //device type
DEV_OPTICAL, //device type
0x80, //RMB = 0
0x05, //ISO, ECMA, ANSI version
0x02, //Response data format
@ -148,7 +148,7 @@ uint8_t SCSI_INQUIRY_RESPONSE[][SCSI_INQUIRY_RESPONSE_SIZE] = {
#if SUPPORT_TAPE
{
0x01, //device type
DEV_TAPE, //device type
0x80, //RMB = 0
0x03, //ISO, ECMA, ANSI version
0x02, //Response data format

2
src/disk.ino
View File

@ -24,7 +24,7 @@ void Seek6CommandHandler() {
void ReadCapacityCommandHandler() {
LOGN("[ReadCapacity]");
if(!m_sel) {
m_sts |= 0x02; // Image file absent
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
return;
}

121
src/general.ino
View File

@ -45,8 +45,17 @@ void RequestSenseCommandHandler() {
buf[12] = 0x25; // Logical Unit Not Supported
} else {
buf[2] = m_sel->m_sense.m_key;
buf[12] = m_sel->m_sense.m_code;
buf[13] = m_sel->m_sense.m_key_specific[0];
buf[14] = m_sel->m_sense.m_key_specific[1];
buf[15] = m_sel->m_sense.m_key_specific[2];
m_sel->m_sense.m_key = 0;
m_sel->m_sense.m_code = 0;
m_sel->m_sense.m_key_specific[0] = 0;
m_sel->m_sense.m_key_specific[1] = 0;
m_sel->m_sense.m_key_specific[2] = 0;
}
writeDataPhase(len < 18 ? len : 18, buf);
m_phase = PHASE_STATUSIN;
}
@ -54,25 +63,67 @@ void RequestSenseCommandHandler() {
void TestUnitCommandHandler() {
LOGN("[TestUnit]");
if(!m_sel) {
// Image file absent
m_sel->m_sense.m_key = NOT_READY; // NOT_READY
m_sel->m_sense.m_code = NO_MEDIA; // Logical Unit Not Supported
m_sts |= STATUS_CHECK;
return;
}
if(!m_sel->m_file.isOpen()) {
m_sts |= STATUS_CHECK;
m_sel->m_sense.m_key = NOT_READY; // Not ready
m_sel->m_sense.m_code = LUN_NOT_READY; // Logical Unit Not Ready, Manual Intervention Required
m_sel->m_sense.m_key_specific[0] = 0x03;
return;
}
m_phase = PHASE_STATUSIN;
}
void RezeroUnitCommandHandler() {
LOGN("[RezeroUnit]");
if(!m_sel) {
m_sts |= STATUS_CHECK;
return;
}
if(!m_sel->m_file.isOpen()) {
m_sts |= STATUS_CHECK;
m_sel->m_sense.m_key = NOT_READY; // Not ready
m_sel->m_sense.m_code = LUN_NOT_READY; // Logical Unit Not Ready, Manual Intervention Required
m_sel->m_sense.m_key_specific[0] = 0x03;
return;
}
m_phase = PHASE_STATUSIN;
}
void FormatUnitCommandHandler() {
LOGN("[FormatUnit]");
if(!m_sel) {
m_sts |= STATUS_CHECK;
return;
}
if(!m_sel->m_file.isOpen()) {
m_sts |= STATUS_CHECK;
m_sel->m_sense.m_key = NOT_READY; // Not ready
m_sel->m_sense.m_code = LUN_NOT_READY; // Logical Unit Not Ready, Manual Intervention Required
m_sel->m_sense.m_key_specific[0] = 0x03;
return;
}
m_phase = PHASE_STATUSIN;
}
void ReassignBlocksCommandHandler() {
LOGN("[ReassignBlocks]");
if(!m_sel) {
m_sts |= STATUS_CHECK;
return;
}
if(!m_sel->m_file.isOpen()) {
m_sts |= STATUS_CHECK;
m_sel->m_sense.m_key = NOT_READY; // Not ready
m_sel->m_sense.m_code = LUN_NOT_READY; // Logical Unit Not Ready, Manual Intervention Required
m_sel->m_sense.m_key_specific[0] = 0x03;
return;
}
m_phase = PHASE_STATUSIN;
}
@ -103,14 +154,22 @@ void ModeSenseCommandHandler()
len = 2;
break;
default:
m_sts |= 0x02;
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
return;
}
/* Check whether medium is present */
if(!m_sel) {
m_sts |= 0x02;
m_sts |= STATUS_CHECK; // Image file absent
m_phase = PHASE_STATUSIN;
return;
}
if(!m_sel->m_file.isOpen()) {
m_sts |= STATUS_CHECK;
m_sel->m_sense.m_key = NOT_READY; // Not ready
m_sel->m_sense.m_code = LUN_NOT_READY; // Logical Unit Not Ready, Manual Intervention Required
m_sel->m_sense.m_key_specific[0] = 0x03;
m_phase = PHASE_STATUSIN;
return;
}
@ -387,16 +446,27 @@ void ModeSenseCommandHandler()
}
uint8_t onModeSelectCommand() {
m_sel->m_sense.m_code = INVALID_FIELD_IN_CDB; /* "Invalid field in CDB" */
m_sel->m_sense.m_key_specific[0] = ERROR_IN_OPCODE; /* "Error in Byte 2" */
m_sel->m_sense.m_key_specific[1] = 0x00;
m_sel->m_sense.m_key_specific[2] = 0x04;
return 0x02;
return STATUS_GOOD;
}
void ModeSelect6CommandHandler() {
LOG("[ModeSelect6] ");
uint16_t len = m_cmd[4];
if(!m_sel) {
m_sts |= STATUS_CHECK; // Image file absent
m_phase = PHASE_STATUSIN;
return;
}
if(len > MAX_BLOCKSIZE) {
m_sel->m_sense.m_key = ILLEGAL_REQUEST;
m_sel->m_sense.m_code = INVALID_FIELD_IN_CDB; /* "Invalid field in CDB" */
m_sel->m_sense.m_key_specific[0] = ERROR_IN_OPCODE; /* "Error in Byte 4" */
m_sel->m_sense.m_key_specific[1] = 0x00;
m_sel->m_sense.m_key_specific[2] = 0x04;
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
return;
}
readDataPhase(len, m_responsebuffer);
for(int i = 1; i < len; i++ ) {
@ -404,13 +474,28 @@ void ModeSelect6CommandHandler() {
LOGHEX2(m_responsebuffer[i]);
}
LOGN("");
// m_sts |= onModeSelectCommand();
m_sts |= onModeSelectCommand();
m_phase = PHASE_STATUSIN;
}
void ModeSelect10CommandHandler() {
LOGN("[ModeSelect10]");
uint16_t len = ((uint16_t)m_cmd[7] << 8) | m_cmd[8];
if(!m_sel) {
m_sts |= STATUS_CHECK; // Image file absent
m_phase = PHASE_STATUSIN;
return;
}
if(len > MAX_BLOCKSIZE) {
m_sel->m_sense.m_key = ILLEGAL_REQUEST;
m_sel->m_sense.m_code = INVALID_FIELD_IN_CDB; /* "Invalid field in CDB" */
m_sel->m_sense.m_key_specific[0] = ERROR_IN_OPCODE; /* "Error in Byte 7" */
m_sel->m_sense.m_key_specific[1] = 0x00;
m_sel->m_sense.m_key_specific[2] = 0x07;
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
return;
}
readDataPhase(len, m_responsebuffer);
for(int i = 1; i < len; i++ ) {
@ -418,7 +503,7 @@ void ModeSelect10CommandHandler() {
LOGHEX2(m_responsebuffer[i]);
}
LOGN("");
// m_sts |= onModeSelectCommand();
m_sts |= onModeSelectCommand();
m_phase = PHASE_STATUSIN;
}
@ -431,8 +516,8 @@ void ReadDefectCommandHandler() {
LOGN("[ReadDefect]");
m_responsebuffer[0] = 0x00;
m_responsebuffer[1] = m_cmd[2];
m_responsebuffer[2] = 0x00; // List Length MSB
m_responsebuffer[3] = 0x00; // List Length LSB
m_responsebuffer[2] = m_cmd[7]; // List Length MSB
m_responsebuffer[3] = m_cmd[8]; // List Length LSB
writeDataPhase(4, m_responsebuffer);
m_phase = PHASE_STATUSIN;
@ -450,13 +535,15 @@ void PreAllowMediumRemovalCommandHandler() {
void UnknownCommandHandler() {
LOGN("[*Unknown]");
m_sts |= 0x02;
m_sel->m_sense.m_key = 5;
m_sts |= STATUS_CHECK;
if(m_sel) {
m_sel->m_sense.m_key = 5;
}
m_phase = PHASE_STATUSIN;
}
void BadLunCommandHandler() {
LOGN("[Bad LUN]");
m_sts |= 0x02;
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
}

4
src/optical.ino
View File

@ -152,7 +152,7 @@ void OpticalReadSimpleTOC()
uint8_t len = 0;
if(!m_sel) {
m_sts |= 0x02;
m_sts |= STATUS_CHECK;
m_phase = PHASE_STATUSIN;
return;
}
@ -496,7 +496,7 @@ void OpticalLockTrayCommandHandler() {
void OpticalReadCapacityCommandHandler() {
LOGN("[ReadCapacity]");
if(!m_sel) {
m_sts |= 0x02; // Image file absent
m_sts |= STATUS_CHECK; // Image file absent
m_phase = PHASE_STATUSIN;
return;
}

3
src/scsi_defs.h
View File

@ -162,7 +162,8 @@
/* Additional Sense Information */
#define NO_ADDITIONAL_SENSE_INFORMATION 0x00
#define INVALID_LBA 0x21
#define LUN_NOT_READY 0x04
#define INVALID_LBA 0x21
#define INVALID_FIELD_IN_CDB 0x24
#define NOTREADY_TO_READY_CHANGE 0x28
#define UNIT_POWERON_RESET 0x29