docs/resources/diagrams/rss_measured_boot_flow.svg

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font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="77" x="194" y="1804.792">RSS_BL1_2</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="75" x="376" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="383" y="45.1279">RSS_BL2</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="75" x="376" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="383" y="1804.792">RSS_BL2</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="58" x="565.5" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="44" x="572.5" y="45.1279">RSS_S</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="58" x="565.5" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="44" x="572.5" y="1804.792">RSS_S</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="75" x="673.5" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="680.5" y="45.1279">SCP_BL1</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="75" x="673.5" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="61" x="680.5" y="1804.792">SCP_BL1</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="65" x="798.5" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="51" x="805.5" y="45.1279">AP_BL1</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="65" x="798.5" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="51" x="805.5" y="1804.792">AP_BL1</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="65" x="975.5" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="51" x="982.5" y="45.1279">AP_BL2</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="65" x="975.5" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="51" x="982.5" y="1804.792">AP_BL2</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="74" x="1148" y="25.1328"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="1155" y="45.1279">AP_BL31</text><rect fill="#E2E2F0" height="30.2969" rx="2.5" ry="2.5" style="stroke:#181818;stroke-width:0.5;" width="74" x="1148" y="1784.7969"/><text fill="#000000" font-family="sans-serif" font-size="14" lengthAdjust="spacing" textLength="60" x="1155" y="1804.792">AP_BL31</text><rect fill="#008000" height="205.9297" style="stroke:#181818;stroke-width:1.0;" width="10" x="81.5" y="130.6953"/><rect fill="#008000" height="106.5313" style="stroke:#181818;stroke-width:1.0;" width="10" x="227.5" y="336.625"/><rect fill="#008000" height="414.9922" style="stroke:#181818;stroke-width:1.0;" width="10" x="408.5" y="443.1563"/><rect fill="#008000" height="918.6484" style="stroke:#181818;stroke-width:1.0;" width="10" x="589.5" y="858.1484"/><rect fill="#008000" height="1182.8438" style="stroke:#181818;stroke-width:1.0;" width="10" x="706" y="593.9531"/><rect fill="#008000" height="460.3906" style="stroke:#181818;stroke-width:1.0;" width="10" x="826" y="829.0156"/><rect fill="#008000" height="435.2578" style="stroke:#181818;stroke-width:1.0;" width="10" x="1003" y="1289.4063"/><rect fill="#008000" height="52.1328" style="stroke:#181818;stroke-width:1.0;" width="10" x="1180" y="1724.6641"/><rect fill="#EEEEEE" height="3" style="stroke:#EEEEEE;stroke-width:1.0;" width="1247" x="0" y="86.9961"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="86.9961" y2="86.9961"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="89.9961" y2="89.9961"/><rect fill="#EEEEEE" height="23.1328" style="stroke:#000000;stroke-width:2.0;" width="136" x="555.5" y="76.4297"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="117" x="561.5" y="92.4966">RSS Boot phase</text><polygon fill="#181818" points="69.5,126.6953,79.5,130.6953,69.5,134.6953,73.5,130.6953" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="0" x2="75.5" y1="130.6953" y2="130.6953"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="36" x="7" y="125.6294">Reset</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="99" x="37" y="143.6953"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="91" x="41" y="159.7622">ROM code, XIP</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="95" x="185" y="176.8281"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="87" x="189" y="192.895">OTP code, XIP</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="861" x="368" y="209.9609"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="281" x="658" y="226.0278">Stored in flash, loaded and executed in RAM</text><line style="stroke:#181818;stroke-width:1.0;" x1="230.5" x2="220.5" y1="259.2266" y2="255.2266"/><line style="stroke:#181818;stroke-width:1.0;" x1="230.5" x2="220.5" y1="259.2266" y2="263.2266"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="91.5" x2="231.5" y1="259.2266" y2="259.2266"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="117" x="98.5" y="254.1606">Validate, measure</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="164" x="5" y="272.2266"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="134" x="9" y="288.2935">BL1_2 measurement</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="156" x="9" y="303.4263">saved to a shared buffer</text><polygon fill="#181818" points="215.5,332.625,225.5,336.625,215.5,340.625,219.5,336.625" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="86.5" x2="221.5" y1="336.625" y2="336.625"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="96" x="93.5" y="331.5591">Pass execution</text><line style="stroke:#181818;stroke-width:1.0;" x1="411.5" x2="401.5" y1="365.7578" y2="361.7578"/><line style="stroke:#181818;stroke-width:1.0;" x1="411.5" x2="401.5" y1="365.7578" y2="369.7578"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="237.5" x2="412.5" y1="365.7578" y2="365.7578"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="152" x="244.5" y="360.6919">Validate, measure, load</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="164" x="150" y="378.7578"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="152" x="154" y="394.8247">RSS_BL2 measurement</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="156" x="154" y="409.9575">saved to a shared buffer</text><polygon fill="#181818" points="396.5,439.1563,406.5,443.1563,396.5,447.1563,400.5,443.1563" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="232.5" x2="402.5" y1="443.1563" y2="443.1563"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="96" x="239.5" y="438.0903">Pass execution</text><line style="stroke:#181818;stroke-width:1.0;" x1="592.5" x2="582.5" y1="472.2891" y2="468.2891"/><line style="stroke:#181818;stroke-width:1.0;" x1="592.5" x2="582.5" y1="472.2891" y2="476.2891"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="418.5" x2="593.5" y1="472.2891" y2="472.2891"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="152" x="425.5" y="467.2231">Validate, measure, load</text><line style="stroke:#181818;stroke-width:1.0;" x1="709" x2="699" y1="501.4219" y2="497.4219"/><line style="stroke:#181818;stroke-width:1.0;" x1="709" x2="699" y1="501.4219" y2="505.4219"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="418.5" x2="710" y1="501.4219" y2="501.4219"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="152" x="425.5" y="496.356">Validate, measure, load</text><rect fill="#FEFFDD" height="53" style="stroke:#181818;stroke-width:0.5;" width="148" x="339" y="514.4219"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="131" x="343" y="530.4888">RSS_S and SCP_BL1</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="140" x="343" y="545.6216">measurements saved</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="114" x="343" y="560.7544">to a shared buffer</text><polygon fill="#181818" points="694,589.9531,704,593.9531,694,597.9531,698,593.9531" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="418.5" x2="700" y1="593.9531" y2="593.9531"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="121" x="425.5" y="588.8872">Release from reset</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="387" x="368" y="606.9531"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="200" x="461.75" y="623.02">MHU init between RSS and SCP</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="127" x="647" y="640.0859"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="119" x="651" y="656.1528">Configure memory</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="93" x="367" y="673.2188"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="85" x="371" y="689.2856">Waits for SCP</text><polygon fill="#181818" points="429.5,718.4844,419.5,722.4844,429.5,726.4844,425.5,722.4844" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="423.5" x2="705" y1="722.4844" y2="722.4844"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="34" x="435.5" y="717.4185">Done</text><line style="stroke:#181818;stroke-width:1.0;" x1="829" x2="819" y1="751.6172" y2="747.6172"/><line style="stroke:#181818;stroke-width:1.0;" x1="829" x2="819" y1="751.6172" y2="755.6172"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="418.5" x2="830" y1="751.6172" y2="751.6172"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" 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style="stroke:#EEEEEE;stroke-width:1.0;" width="1247" x="0" y="965.2461"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="965.2461" y2="965.2461"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="968.2461" y2="968.2461"/><rect fill="#EEEEEE" height="23.1328" style="stroke:#000000;stroke-width:2.0;" width="237" x="505" y="954.6797"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="218" x="511" y="970.7466">RSS Runtime / AP Boot phase</text><rect fill="#FEFFDD" height="23" style="stroke:#181818;stroke-width:0.5;" width="313" x="556" y="992.8125"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="191" x="617" y="1008.8794">MHU init between RSS and AP</text><rect fill="#FEFFDD" height="53" style="stroke:#181818;stroke-width:0.5;" width="126" x="768" y="1025.9453"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="118" x="772" y="1042.0122">Measure and load:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="74" x="772" y="1057.145">FW_CONFIG</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="97" x="772" y="1072.2778">TB_FW_CONFIG</text><polygon fill="#181818" points="610.5,1101.4766,600.5,1105.4766,610.5,1109.4766,606.5,1105.4766" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="604.5" x2="825" y1="1105.4766" y2="1105.4766"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="139" x="616.5" y="1100.4106">Extend measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="136" x="526" y="1118.4766"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="101" x="530" y="1134.5435">Measured Boot:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="128" x="530" y="1149.6763">store measurement</text><line style="stroke:#181818;stroke-width:1.0;" x1="1006" x2="996" y1="1182.875" y2="1178.875"/><line style="stroke:#181818;stroke-width:1.0;" x1="1006" x2="996" y1="1182.875" y2="1186.875"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="836" x2="1007" y1="1182.875" y2="1182.875"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="148" x="843" y="1177.8091">Validate, measure,load</text><polygon fill="#181818" points="610.5,1208.0078,600.5,1212.0078,610.5,1216.0078,606.5,1212.0078" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="604.5" x2="825" y1="1212.0078" y2="1212.0078"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="139" x="616.5" y="1206.9419">Extend measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="136" x="526" y="1225.0078"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="101" x="530" y="1241.0747">Measured Boot:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="128" x="530" y="1256.2075">store measurement</text><polygon fill="#181818" points="991,1285.4063,1001,1289.4063,991,1293.4063,995,1289.4063" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="831" x2="997" y1="1289.4063" y2="1289.4063"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="96" x="838" y="1284.3403">Pass execution</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="126" x="945" y="1302.4063"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="118" x="949" y="1318.4731">Measure and load:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="77" x="949" y="1333.606">HW_CONFIG</text><polygon fill="#181818" points="610.5,1362.8047,600.5,1366.8047,610.5,1370.8047,606.5,1366.8047" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="604.5" x2="1002" y1="1366.8047" y2="1366.8047"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="139" x="616.5" y="1361.7388">Extend measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="136" x="526" y="1379.8047"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="101" x="530" y="1395.8716">Measured Boot:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="128" x="530" y="1411.0044">store measurement</text><line style="stroke:#181818;stroke-width:1.0;" x1="1183" x2="1173" y1="1444.2031" y2="1440.2031"/><line style="stroke:#181818;stroke-width:1.0;" x1="1183" x2="1173" y1="1444.2031" y2="1448.2031"/><line style="stroke:#181818;stroke-width:1.0;stroke-dasharray:2.0,2.0;" x1="1013" x2="1184" y1="1444.2031" y2="1444.2031"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="148" x="1020" y="1439.1372">Validate, measure,load</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="126" x="945" y="1457.2031"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="118" x="949" y="1473.27">Measure and load:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="32" x="949" y="1488.4028">BL31</text><polygon fill="#181818" points="610.5,1517.6016,600.5,1521.6016,610.5,1525.6016,606.5,1521.6016" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="604.5" x2="1002" y1="1521.6016" y2="1521.6016"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="139" x="616.5" y="1516.5356">Extend measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="136" x="526" y="1534.6016"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="101" x="530" y="1550.6685">Measured Boot:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="128" x="530" y="1565.8013">store measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="126" x="945" y="1582.8672"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="118" x="949" y="1598.9341">Measure and load:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="30" x="949" y="1614.0669">RMM</text><polygon fill="#181818" points="610.5,1643.2656,600.5,1647.2656,610.5,1651.2656,606.5,1647.2656" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="604.5" x2="1002" y1="1647.2656" y2="1647.2656"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="139" x="616.5" y="1642.1997">Extend measurement</text><rect fill="#FEFFDD" height="38" style="stroke:#181818;stroke-width:0.5;" width="136" x="526" y="1660.2656"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="101" x="530" y="1676.3325">Measured Boot:</text><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="128" x="530" y="1691.4653">store measurement</text><polygon fill="#181818" points="1168,1720.6641,1178,1724.6641,1168,1728.6641,1172,1724.6641" style="stroke:#181818;stroke-width:1.0;"/><line style="stroke:#181818;stroke-width:1.0;" x1="1008" x2="1174" y1="1724.6641" y2="1724.6641"/><text fill="#000000" font-family="sans-serif" font-size="13" lengthAdjust="spacing" textLength="96" x="1015" y="1719.5981">Pass execution</text><rect fill="#EEEEEE" height="3" style="stroke:#EEEEEE;stroke-width:1.0;" width="1247" x="0" y="1753.2305"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="1753.2305" y2="1753.2305"/><line style="stroke:#000000;stroke-width:1.0;" x1="0" x2="1247" y1="1756.2305" y2="1756.2305"/><rect fill="#EEEEEE" height="23.1328" style="stroke:#000000;stroke-width:2.0;" width="148" x="549.5" y="1742.6641"/><text fill="#000000" font-family="sans-serif" font-size="13" font-weight="bold" lengthAdjust="spacing" textLength="129" x="555.5" y="1758.731">RSS / AP Runtime</text><!--MD5=[e3f0ee259d2a4aa9c2a97ff856de0312]
@startuml
skinparam ParticipantPadding 10
skinparam BoxPadding 10
box RSS
participant RSS_BL1_1
participant RSS_BL1_2
participant RSS_BL2
participant RSS_S
endbox
box SCP
participant SCP_BL1
endbox
box AP
participant AP_BL1
participant AP_BL2
participant AP_BL31
endbox

== RSS Boot phase ==
-> RSS_BL1_1: Reset
Rnote over RSS_BL1_1: ROM code, XIP
Rnote over RSS_BL1_2: OTP code, XIP
Rnote over RSS_BL2, AP_BL31: Stored in flash, loaded and executed in RAM
activate RSS_BL1_1 #Green
RSS_BL1_1 - ->> RSS_BL1_2: Validate, measure
Rnote over RSS_BL1_1: BL1_2 measurement\n\ saved to a shared buffer
RSS_BL1_1 -> RSS_BL1_2: Pass execution
deactivate RSS_BL1_1
activate RSS_BL1_2 #Green
RSS_BL1_2 - ->> RSS_BL2: Validate, measure, load
Rnote over RSS_BL1_2: RSS_BL2 measurement\n\ saved to a shared buffer
RSS_BL1_2 -> RSS_BL2: Pass execution
deactivate RSS_BL1_2
activate RSS_BL2 #Green
RSS_BL2 - ->> RSS_S: Validate, measure, load
RSS_BL2 - ->> SCP_BL1: Validate, measure, load
Rnote over RSS_BL2: RSS_S and SCP_BL1\n\ measurements saved\n\ to a shared buffer
RSS_BL2 -> SCP_BL1: Release from reset
activate SCP_BL1 #Green
Rnote over RSS_BL2, SCP_BL1: MHU init between RSS and SCP
Rnote over SCP_BL1: Configure memory
Rnote over RSS_BL2: Waits for SCP
SCP_BL1 - -> RSS_BL2: Done
RSS_BL2 - ->> AP_BL1: Validate, measure, load
Rnote over RSS_BL2: AP_BL1 measurement\n\ saved to a shared buffer
RSS_BL2 -> AP_BL1: Release from reset
activate AP_BL1 #Green
RSS_BL2 -> RSS_S: Pass execution
deactivate RSS_BL2
activate RSS_S #Green
Rnote over RSS_S: Measurements read from\n\ shared buffer and saved by\nMeasured Boot service to\n\ measurement slots.

== RSS Runtime / AP Boot phase ==
Rnote over RSS_S, AP_BL1: MHU init between RSS and AP
Rnote over AP_BL1: Measure and load:\n\ FW_CONFIG\n\ TB_FW_CONFIG
AP_BL1 -> RSS_S: Extend measurement
Rnote over RSS_S: Measured Boot:\n\ store measurement
AP_BL1 - ->> AP_BL2: Validate, measure,load
AP_BL1 -> RSS_S: Extend measurement
Rnote over RSS_S: Measured Boot:\n\ store measurement
AP_BL1 -> AP_BL2: Pass execution
deactivate AP_BL1
activate AP_BL2 #Green
Rnote over AP_BL2: Measure and load:\n\ HW_CONFIG
AP_BL2 -> RSS_S: Extend measurement
Rnote over RSS_S: Measured Boot:\n\ store measurement
AP_BL2 - ->> AP_BL31: Validate, measure,load
Rnote over AP_BL2: Measure and load:\n\ BL31
AP_BL2 -> RSS_S: Extend measurement
Rnote over RSS_S: Measured Boot:\n\ store measurement
Rnote over AP_BL2: Measure and load:\n\ RMM
AP_BL2 -> RSS_S: Extend measurement
Rnote over RSS_S: Measured Boot:\n\ store measurement
AP_BL2 -> AP_BL31: Pass execution
deactivate AP_BL2
activate AP_BL31 #Green
== RSS / AP Runtime ==
@enduml

PlantUML version 1.2022.7(Mon Aug 22 19:01:30 CEST 2022)
(GPL source distribution)
Java Runtime: OpenJDK Runtime Environment
JVM: OpenJDK 64-Bit Server VM
Default Encoding: UTF-8
Language: hu
Country: HU
--></g></svg>