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x393_sata
Commit 3630c631 authored by Mikhail Karpenko's avatar Mikhail Karpenko
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Remove i2c related code

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py393sata/x393_vsc330x.php
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......@@ -19,82 +19,10 @@
*! along with this program. If not, see <http://www.gnu.org/licenses/>.
*! -----------------------------------------------------------------------------**
*/
// require 'i2c.inc';
// include 'show_source.inc';
$debug=false;
$BUS=1; // 1 - 10369, 0 - 10359 (sensor)
$slaveAddrVCS3312= 0x2d;
$i2c_Page_Connection= 0x00; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding output (0..0xf) source (input number)
// bit 4 (+0x10) - turn output off, bits 3:0 - source
$i2c_Page_InputISE= 0x10; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding input (0..0xf) ISE (equalization):
// Bits 5:4 ISE short: 0 - off, 1 - minimal, 2 - moderate, 3 - maximal; bits 3:2 ISE medium, bits 1:0 ISE Long time constant
$i2c_Page_InputState= 0x11; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding input (0..0xf) enable, polarity and termination (default 6)
// Bit 2 (+4) Terminate to VDD ( 0 - connect, 1 - do not connect) - dedicated (0..7) inputs only
// Bit 1 (+2) Input power (0 - on, 1 - off)
// Bit 0 (+1) Invert signal at input
///$i2c_InputStateData= 0x04; // terminated,enabled, not inverted
$i2c_InputStateData= 0x00; // terminated,disabled, not inverted
$i2c_Page_InputLOS= 0x12; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding input (0..0xf) LOS (loss of signal) threshold
// Bits 2:0 - level in mV for dedicated(bidirectional) inputs: 0,1,6,7 - unused, 2 - 150(170), 3 - 200(230), 4 - 250(280), 5 - 300(330)
$i2c_Page_OutputPreLong= 0x20; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding output (0..0xf) long time constant pre-emphasis
// Bits 6:3 Pre-Emphasis level (0x0 - off, 0x1 - min, 0xf - max - 0..6dB), bits 2:0 - Pre-emphasis decay (0x0 - fastest, 0x7 - slowest) in 500..1500 ps range
$i2c_Page_OutputPreShort= 0x21; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding output (0..0xf) short time constant pre-emphasis
// Bits 6:3 Pre-Emphasis level (0x0 - off, 0x1 - min, 0xf - max - 0..6dB), bits 2:0 - Pre-emphasis decay (0x0 - fastest, 0x7 - slowest) in 30..500 ps range
$i2c_Page_OutputLevel= 0x22; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding output (0..0xf) short time constant pre-emphasis
// Bits 3:0 - peak-to-peak 0,1,0xe,0xf - unused, 0x2-405mV,0x3-425V,0x4-455mV,0x5-485mV,0x6-520mV,0x7-555mV,0x8-605mV,0x9-655mV,0xa-720mV,0xb-790mV,0xc-890mV,0xd-990mV (+3.3VDC required)
// bit 4 (+0x10) - for 8-15 used as inputs only: terminate inputs 8..15 to VDDIO-0.7V
$i2c_Page_OutputState= 0x23; // When written to $i2c_CurrentPage, makes registers 0..0xf control corresponding output (0..0xf) OOB signaling and output polarity
// bits 4:1 - operation mode: 0xa - inverted, 0x5 - normal, 0x0 - suppressed
// bit 0 - OOB control: 1 - enable LOS forwarding, 0 - ignore LOS
$i2c_Page_ChannelStatus= 0xf0; // When written to $i2c_CurrentPage, makes registers 0..0xf monitor corresponding input (0..0xf) LOS status
// bit 0 - LOS status: 1 - LOS detected (loss of signal), 0 - signal present (input has to be enabled, otherwise 0 is read)
// when reading from address 0x10 of this page:
// bit 0 - value of STAT0
// bit 1 - value of STAT1
$i2c_Page_Status0Configure=0x80; // When written to $i2c_CurrentPage, makes registers 0..0xf control selected input LOS to be OR-ed to STAT0 output pin (and bit)
// bit 0 : 1 - OR this input channel LOS status to STAT0
$i2c_Page_Status1Configure=0x81; // When written to $i2c_CurrentPage, makes registers 0..0xf control selected input LOS to be OR-ed to STAT1 output pin (and bit)
// bit 0 : 1 - OR this input channel LOS status to STAT1
$i2c_GlobalConnection= 0x50; // Bit 4 (+0x10) - disable all outputs, bits 3:0 - input number to connect to all outputs
$i2c_GlobalInputISE= 0x51; // Bits 5:4 ISE short: 0 - off, 1 - minimal, 2 - moderate, 3 - maximal; bits 3:2 ISE medium, bits 1:0 ISE Long time constant
$i2c_GlobalInputState= 0x52; // Bit 2 (+4) - terminate input to VDD (0..7 only) 0-connect, 1 Normal; Bit 1 (+2) Input power off (0 - On, 1 - Off) bit0 (+1): Input polarity: 1 - inverted, 0 - normal
$i2c_GlobalInputLOS= 0x53; // Bits 2:0 - level in mV for dedicated(bidirectional) inputs: 0,1,6,7 - unused, 2 - 150(170), 3 - 200(230), 4 - 250(280), 5 - 300(330)
$i2c_GlobalOutputPreLong= 0x54; // Bits 6:3 Pre-Emphasis level (0x0 - off, 0x1 - min, 0xf - max - 0..6dB), bits 2:0 - Pre-emphasis decay (0x0 - fastest, 0x7 - slowest) in 500..1500 ps range
$i2c_GlobalOutputPreShort= 0x55; // Bits 6:3 Pre-Emphasis level (0x0 - off, 0x1 - min, 0xf - max - 0..6dB), bits 2:0 - Pre-emphasis decay (0x0 - fastest, 0x7 - slowest) in 30..500 ps range
$i2c_GlobalOutputLevel= 0x56; // Bits 3:0 - peak-to-peak 0,1,0xe,0xf - unused, 0x2-405mV,0x3-425V,0x4-455mV,0x5-485mV,0x6-520mV,0x7-555mV,0x8-605mV,0x9-655mV,0xa-720mV,0xb-790mV,0xc-890mV,0xd-990mV (+3.3VDC required)
// bit 4 (+0x10) terminate inputs 8..15 to VDDIO-0.7V
$i2c_GlobalOutputState= 0x57; // +1 (bit 0) - LOS, +0x15 - inverted, 0xa0 - normal, +0 - "Common mode" ?
$i2c_GlobalOutputStateData=0x0b; // No inversion, enable OOB forwarding on all channels
$i2c_Status0= 0x58; // Bit 0 - selected for Status0 chanel LOS on
$i2c_Status1= 0x59; // Bit 0 - selected for Status1 chanel LOS on // Which channel LOS to show on Status1 output/bit
$i2c_CoreConfiguration= 0x75;
$i2c_CoreConfigurationData= 0x18; // default 0x18 - 0x10 - leftEn, 0x8 - rightEn, 0x4 - DNU, 0x2 - BufferForceOn, 0x1 - Config polarity
$i2c_CoreConfigurationDataF=0x19; // default with inverted Config polarity (freeze update)
$i2c_SlaveAddress= 0x78; // programmed only, not hardwired
$i2c_InterfaceMode= 0x79;
$i2c_InterfaceModeData= 0x02; // i2c (1 - 4-wire)
$i2c_SoftwareReset= 0x7a;
$i2c_SoftwareResetData= 0x10; // to reset, 0 - normal
$i2c_CurrentPage= 0x7f;
$vsc_sysfs_dir = '/sys/devices/soc0/amba@0/e0004000.ps7-i2c/i2c-0/0-0001';
$connections=array(); // pairs, first index< second
// $channels=array(
// array('in'=>10, 'out'=> 3, 'name'=>'host1', 'connector'=> 1),
// array('in'=> 3, 'out'=>10, 'name'=>'host2', 'connector'=> 2),
// array('in'=> 0, 'out'=> 5, 'name'=>'host3', 'connector'=> 3),
// array('in'=> 4, 'out'=> 4, 'name'=>'host4', 'connector'=> 4),
// array('in'=> 9, 'out'=> 0, 'name'=>'host5', 'connector'=> 5),
// array('in'=> 7, 'out'=> 9, 'name'=>'host6', 'connector'=> 6),
// array('in'=>11, 'out'=> 1, 'name'=>'ssd1', 'connector'=> 7),
// array('in'=> 8, 'out'=> 6, 'name'=>'ssd2', 'connector'=> 8),
// array('in'=> 5, 'out'=>11, 'name'=>'ssd3', 'connector'=> 9),
// array('in'=> 2, 'out'=> 2, 'name'=>'ssd4', 'connector'=>10),
// array('in'=> 1, 'out'=> 8, 'name'=>'ssd5', 'connector'=>11));
$pcb_connections = array(
'ESATA_A' => 'A',
......@@ -142,16 +70,6 @@ $vsc3304_connections = array(
array('FROM' => 'ESATA_A', 'TO' => 'SSD_A'))
);
// $channels=array(
// array('in'=> 12, 'out'=> 8, 'name'=>'A', 'connector'=> 'ESATA_A'),
// array('in'=> 13, 'out'=> 9, 'name'=>'B', 'connector'=> ''),
// array('in'=> 14, 'out'=> 10, 'name'=>'C', 'connector'=> 'ESATA_B'),
// array('in'=> 15, 'out'=> 11, 'name'=>'D', 'connector'=> ''),
// array('in'=> 8, 'out'=> 12, 'name'=>'E', 'connector'=> 'SSD_A'),
// array('in'=> 9, 'out'=> 13, 'name'=>'F', 'connector'=> 'SSD_B'),
// array('in'=> 10, 'out'=> 14, 'name'=>'G', 'connector'=> 'ZYNQ_A'),
// array('in'=> 11, 'out'=> 15, 'name'=>'H', 'connector'=> 'ZYNQ_B'));
/** Paths to parameters in sysfs */
$param_paths = array(
'input_ISE_short' => $vsc_sysfs_dir . '/input_ISE_short/',
......@@ -214,13 +132,10 @@ $port_channel_status['type'] = 'in';
$port_channel_input['type'] = 'out';
if ($init) {
$port_ise[-1]= array('short'=>0,'medium'=>0,'long'=>0);
// $port_input_state[-1]= array('terminate'=>0,'invert'=>0); // change to no termination?
$port_ise[-1]= array('short'=>0,'medium'=>0,'long'=>0);
$port_los[-1]= array('level'=>4); // 250 mv
$port_pre_long[-1]= array('level'=>0,'decay'=>0);
$port_pre_short[-1]= array('level'=>0,'decay'=>0);
// $port_out_level[-1]= array('level'=>6);
// $port_out_state[-1]= array('mode'=>5,'oob'=>1);
// set the value that the register has after reset
$vals = array();
......@@ -256,7 +171,6 @@ if ($init) {
$port_out_state[-1] = array('mode' => $vals, 'oob' => 1);
}
$SA=$slaveAddrVCS3312<<8;
update_chn_from_sysfs();
......@@ -439,31 +353,10 @@ EOT;
if (isset($_GET['list']))
listSettings();
// $activeOutputs = array(false, false, false, false, false, false, false, false);
// $activeOutputs = array( $port_num['A']['out'] => false,
// $port_num['B']['out'] => false,
// $port_num['C']['out'] => false,
// $port_num['D']['out'] => false,
// $port_num['E']['out'] => false,
// $port_num['F']['out'] => false,
// $port_num['G']['out'] => false,
// $port_num['H']['out'] => false
// );
foreach ($port_num as $pn) {
$activeOutputs[$pn['out']] = false;
$activeInputs[$pn['in']] = false;
};
// $activeInputs = array(false, false, false, false, false, false, false, false);
// $activeInputs = array( $port_num['A']['in'] => false,
// $port_num['B']['in'] => false,
// $port_num['C']['in'] => false,
// $port_num['D']['in'] => false,
// $port_num['E']['in'] => false,
// $port_num['F']['in'] => false,
// $port_num['G']['in'] => false,
// $port_num['H']['in'] => false
// );
foreach ($connections as $connection) {
$activeOutputs[$channels[$connection[0]]['out']] = true;
$activeOutputs[$channels[$connection[1]]['out']] = true;
......@@ -899,116 +792,6 @@ function readCurrentState()
}
}
function readCurrentState_old(){
global $debug, $i2c_InterfaceMode,$i2c_InterfaceModeData,$SA;
global $i2c_CurrentPage,$activeInputs,$activeOutputs;
global $port_ise,$port_input_state,$port_los,$port_pre_long,$port_pre_short,$port_out_level;
global $port_out_state,$port_channel_status,$port_channel_input;
global $i2c_Page_InputISE, $i2c_Page_InputState,$i2c_Page_InputLOS,$i2c_Page_OutputPreLong,$i2c_Page_OutputPreShort;
global $i2c_Page_OutputLevel, $i2c_Page_OutputState,$i2c_Page_ChannelStatus,$i2c_Page_Connection;
if ($debug) echo '<!-- setting i2c mode (writing 0x'.dechex($i2c_InterfaceModeData).' to 0x'.dechex($SA | $i2c_InterfaceMode).' -->'."\n";
i2c_send_or_die($i2c_InterfaceMode,$i2c_InterfaceModeData); // set i2c mode
// Read ISE
if ($debug) echo "<!-- reading ISE -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_InputISE);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_ise[$index]=array(
'short'=>($data>>4)&3,
'medium'=>($data>>2)&3,
'long'=>($data)&3);
}
// Read InputState (program termination for inputs 8-11 during programming output
if ($debug) echo "<!-- read InputState -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_InputState); // select page 0x11 ($i2c_Page_InputState)
for ($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$activeInputs[$index]=($data & 2) == 0;
$port_input_state[$index]= array(
'terminate'=>((($data>>2)&1)==0)?1:0,
'invert'=> ($data )&1);
}
// read LOS
if ($debug) echo "<!-- read LOS -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_InputLOS);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_los[$index]= array('level'=>$data);
}
// read pre-emphasis (long)
if ($debug) echo "<!-- read pre-emphasis (long) -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_OutputPreLong);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_pre_long[$index]= array(
'level'=>($data>>3)&0x0f,
'decay'=> $data & 7);
}
// read pre-emphasis (short)
if ($debug) echo "<!-- read pre-emphasis (short) -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_OutputPreShort);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_pre_short[$index]= array(
'level'=>($data>>3)&0x0f,
'decay'=> $data & 7);
}
// program output level and shared inputs (8..11) termination
if ($debug) echo "<!-- read output level -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_OutputLevel);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_out_level[$index]= array(
'level'=>$data& 0x0f);
if ($index>=8){
$data=i2c_get_or_die($index+4);
if ($debug) echo "<!-- [".($index+4)."] => ".$data." -->\n";
$port_input_state[$index]['terminate']=(($data & 0x10)==0)?0:1;
}
}
// read Output State
if ($debug) echo "<!-- read output state -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_OutputState);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_out_state[$index]= array(
'mode'=>($data>>1)& 0x0f,
'oob'=> $data & 1);
}
// read Channel Status
if ($debug) echo "<!-- read channel status -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_ChannelStatus);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_channel_status[$index]= array(
'los'=> $data & 1);
}
// Read connections
if ($debug) echo "<!-- read connections -->\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_Connection);
for($index=0;$index<12;$index++) {
$data=i2c_get_or_die($index);
if ($debug) echo "<!-- [".$index."] => ".$data." -->\n";
$port_channel_input[$index]= array(
'input'=> (($data & 0x10)==0)?($data & 0x0f):-1);
$activeOutputs[$index]=($data & 0x10)==0;
}
}
// TODO: add XML version
function values_los_dedicated($index){
$values =array(
......@@ -1365,24 +1148,6 @@ function isGlobalSet($array)
return false;
}
function i2c_send_or_die($reg,$data){
global $BUS,$SA,$debug,$dry;
if ($debug) echo '<!-- '.($dry?'Simulating writing':'Writing').' to register 0x'.dechex($SA | $reg).', data=0x'.dechex($data)."-->\n";
if ($dry) return;
$rslt=i2c_send(8,$BUS,$SA | $reg, $data);
if (!($rslt>0)) exitError('i2c write error to register 0x'.dechex($SA | $reg).', data=0x'.dechex($data).', returned '.$rslt.'\n'); // will exit
}
function i2c_get_or_die($reg){
global $BUS,$SA,$debug,$dry;
if ($debug) echo '<!-- '.($dry?'Simulating reading':'Reading').' register 0x'.dechex($SA | $reg)."-->\n";
if ($dry) return 0;
//function i2c_receive($width,$bus,$a,$raw=0) {
$rslt=i2c_receive(8,$BUS,$SA | $reg);
if (!($rslt>=0)) exitError('i2c read error from register 0x'.dechex($SA | $reg).'\n'); // will exit
return $rslt;
}
function getMultiVals($value){
$aval=explode(':',$value);
for ($i=0;$i<count($aval);$i++) $aval[$i]+=0;
......@@ -1397,8 +1162,6 @@ function programConnections($disableUnused)
$disable_conn = 0x10;
// disable all inputs and reset all connections first
// write_vals($GLOBALS['param_paths']['input_off'] . port_fn(), $disable_in);
// write_vals($GLOBALS['param_paths']['connections'] . port_fn(), $disable_conn);
foreach ($connections as $connection) {
if ($debug) {
echo '<!-- connection in[' . $channels[$connection[0]]['in'] . '] -> out[' . $channels[$connection[1]]['out'] . ']-->' . "\n";
......@@ -1429,28 +1192,6 @@ function programConnections($disableUnused)
}
}
}
function programConnections_old($disableUnused){
global $debug,$channels,$connections,$activeOutputs,$activeInputs,$BUS,$SA, $i2c_CurrentPage,$i2c_Page_Connection,$i2c_Page_InputState,$i2c_Page_OutputLevel; // in init mode all the unused connections will be powered down
if ($debug) echo '<!-- selecting Page Connection -->'."\n";
i2c_send_or_die($i2c_CurrentPage,$i2c_Page_Connection); // select page 0 ($i2c_Page_Connection)
foreach ($connections as $connection) {
if ($debug) {
echo '<!-- connection in['.$channels[$connection[0]]['in'].'] -> out['.$channels[$connection[1]]['out'].']-->'."\n";
echo '<!-- connection in['.$channels[$connection[1]]['in'].'] -> out['.$channels[$connection[0]]['out'].']-->'."\n";
}
i2c_send_or_die($channels[$connection[1]]['out'],$channels[$connection[0]]['in']); // connect out to ssd to in from host
i2c_send_or_die($channels[$connection[0]]['out'],$channels[$connection[1]]['in']); // connect out to host to in from ssd
}
// disable unused outputs
if ($disableUnused) {
$disabledConnection=0x10;
for ($i=0;$i<count($activeOutputs);$i++) if (!$activeOutputs[$i]) {
if ($debug) echo '<!-- disabling unused output'.$i.' -->'."\n";
i2c_send_or_die($i, $disabledConnection); // connect out to ssd to in from host
}
}
}
function listSettings(){
......
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