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Updated WEEK01 slides
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Kevin Thomas
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<text x="600" y="278" text-anchor="middle" font-family="'Courier New',monospace" font-size="56" font-weight="bold" fill="#00ff41">Reverse Engineering</text>
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<text x="600" y="380" text-anchor="middle" font-family="'Courier New',monospace" font-size="42" font-weight="bold" fill="#00d4ff">// WEEK 01</text>
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<text x="600" y="440" text-anchor="middle" font-family="'Courier New',monospace" font-size="28" fill="#c0c0c0">Introduction and Overview of</text>
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<text x="600" y="478" text-anchor="middle" font-family="'Courier New',monospace" font-size="28" fill="#c0c0c0">Embedded Reverse Engineering:</text>
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<text x="600" y="516" text-anchor="middle" font-family="'Courier New',monospace" font-size="28" fill="#c0c0c0">Ethics, Scoping, and Basic Concepts</text>
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
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||||
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|
||||
<text x="835" y="758" class="dim">StackTop=0x20082000</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,98 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">RP2350 Memory Map</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">RP2350 Address Space</text>
|
||||
|
||||
<!-- Left Panel: Memory Map -->
|
||||
<rect x="30" y="105" width="540" height="675" class="pnl" rx="8"/>
|
||||
<text x="300" y="148" text-anchor="middle" class="sub">Address Space</text>
|
||||
<line x1="50" y1="163" x2="550" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- ROM: block x=55 to x=540, address INSIDE block -->
|
||||
<rect x="55" y="178" width="485" height="50" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="70" y="210" class="red">ROM Boot</text>
|
||||
<text x="525" y="210" text-anchor="end" class="dim">0x0000_0000</text>
|
||||
|
||||
<!-- XIP Flash -->
|
||||
<rect x="55" y="243" width="485" height="70" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="70" y="276" class="grn">XIP Flash</text>
|
||||
<text x="70" y="303" class="dim">16MB max</text>
|
||||
<text x="525" y="276" text-anchor="end" class="dim">0x1000_0000</text>
|
||||
|
||||
<!-- SRAM -->
|
||||
<rect x="55" y="328" width="485" height="90" rx="4" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="70" y="361" class="cyn">SRAM</text>
|
||||
<text x="70" y="391" class="dim">520KB total</text>
|
||||
<text x="525" y="361" text-anchor="end" class="dim">0x2000_0000</text>
|
||||
|
||||
<!-- APB Peripherals -->
|
||||
<rect x="55" y="433" width="485" height="55" rx="4" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
|
||||
<text x="70" y="468" class="amb">APB Periph</text>
|
||||
<text x="525" y="468" text-anchor="end" class="dim">0x4000_0000</text>
|
||||
|
||||
<!-- AHB Peripherals -->
|
||||
<rect x="55" y="503" width="485" height="55" rx="4" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
|
||||
<text x="70" y="538" class="amb">AHB Periph</text>
|
||||
<text x="525" y="538" text-anchor="end" class="dim">0x5000_0000</text>
|
||||
|
||||
<!-- SIO -->
|
||||
<rect x="55" y="573" width="485" height="55" rx="4" fill="#1a0f1a" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="70" y="608" class="red">SIO</text>
|
||||
<text x="525" y="608" text-anchor="end" class="dim">0xD000_0000</text>
|
||||
|
||||
<!-- PPB -->
|
||||
<rect x="55" y="643" width="485" height="55" rx="4" fill="#1a0f1a" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="70" y="678" class="red">PPB Cortex</text>
|
||||
<text x="525" y="678" text-anchor="end" class="dim">0xE000_0000</text>
|
||||
|
||||
<!-- Grow arrow in panel margin -->
|
||||
<text x="548" y="730" text-anchor="end" class="dim">addr+</text>
|
||||
|
||||
<!-- Right Panel: Key Details -->
|
||||
<rect x="600" y="105" width="570" height="675" class="pnl" rx="8"/>
|
||||
<text x="885" y="148" text-anchor="middle" class="sub">Key Details</text>
|
||||
<line x1="620" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- XIP Flash detail -->
|
||||
<text x="625" y="205" class="grn">XIP Flash</text>
|
||||
<text x="625" y="240" class="txt">Code runs directly</text>
|
||||
<text x="625" y="272" class="txt">from flash via cache</text>
|
||||
<text x="625" y="304" class="dim">Execute-In-Place</text>
|
||||
|
||||
<line x1="620" y1="328" x2="1150" y2="328" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- SRAM detail -->
|
||||
<text x="625" y="368" class="cyn">SRAM Banks</text>
|
||||
<text x="625" y="403" class="txt">SRAM0-7: 8x64KB</text>
|
||||
<text x="625" y="435" class="txt">SRAM8-9: 2x4KB</text>
|
||||
<text x="625" y="467" class="txt">Stack + Heap here</text>
|
||||
|
||||
<line x1="620" y1="491" x2="1150" y2="491" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- Peripheral detail -->
|
||||
<text x="625" y="531" class="amb">Peripherals</text>
|
||||
<text x="625" y="566" class="txt">GPIO, UART, SPI</text>
|
||||
<text x="625" y="598" class="txt">I2C, PWM, ADC</text>
|
||||
<text x="625" y="630" class="dim">Memory-mapped I/O</text>
|
||||
|
||||
<line x1="620" y1="654" x2="1150" y2="654" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- SIO/PPB detail -->
|
||||
<text x="625" y="694" class="red">SIO + PPB</text>
|
||||
<text x="625" y="729" class="txt">Single-cycle I/O</text>
|
||||
<text x="625" y="761" class="txt">Debug + NVIC</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,90 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
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.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">Stack vs Heap in RAM</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">RP2350 SRAM: Data, BSS, Heap, Stack</text>
|
||||
|
||||
<!-- Left Panel: RAM Layout Diagram -->
|
||||
<rect x="30" y="105" width="400" height="675" class="pnl" rx="8"/>
|
||||
<text x="230" y="148" text-anchor="middle" class="sub">SRAM Layout</text>
|
||||
<line x1="50" y1="163" x2="410" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- High address label -->
|
||||
<text x="55" y="195" class="dim">0x2008_2000 (top)</text>
|
||||
|
||||
<!-- Stack region -->
|
||||
<rect x="55" y="210" width="345" height="150" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="227" y="255" text-anchor="middle" class="red">STACK</text>
|
||||
<text x="227" y="290" text-anchor="middle" class="txt">Grows DOWN</text>
|
||||
<text x="227" y="322" text-anchor="middle" class="dim">SP = top of stack</text>
|
||||
|
||||
<!-- Down arrow from stack -->
|
||||
<polygon points="215,370 227,395 239,370" fill="#ff0040"/>
|
||||
<line x1="227" y1="360" x2="227" y2="370" stroke="#ff0040" stroke-width="3"/>
|
||||
|
||||
<!-- Free space -->
|
||||
<rect x="55" y="400" width="345" height="80" rx="4" fill="#0a0a0f" stroke="#888888" stroke-width="1" stroke-dasharray="6"/>
|
||||
<text x="227" y="448" text-anchor="middle" class="dim">FREE SPACE</text>
|
||||
|
||||
<!-- Up arrow from heap -->
|
||||
<line x1="227" y1="510" x2="227" y2="495" stroke="#00ff41" stroke-width="3"/>
|
||||
<polygon points="215,510 227,485 239,510" fill="#00ff41"/>
|
||||
|
||||
<!-- Heap region -->
|
||||
<rect x="55" y="515" width="345" height="120" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="227" y="560" text-anchor="middle" class="grn">HEAP</text>
|
||||
<text x="227" y="592" text-anchor="middle" class="txt">Grows UP</text>
|
||||
<text x="227" y="620" text-anchor="middle" class="dim">heap_base = __end__</text>
|
||||
|
||||
<!-- Data + BSS -->
|
||||
<rect x="55" y="650" width="345" height="50" rx="4" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="227" y="683" text-anchor="middle" class="cyn">.data + .bss</text>
|
||||
|
||||
<!-- Low address label -->
|
||||
<text x="55" y="725" class="dim">0x2000_0000 (base)</text>
|
||||
|
||||
<!-- Right Panel: Details -->
|
||||
<rect x="460" y="105" width="710" height="675" class="pnl" rx="8"/>
|
||||
<text x="815" y="148" text-anchor="middle" class="sub">How To Read Sizes Quickly</text>
|
||||
<line x1="480" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- Short formulas -->
|
||||
<text x="485" y="220" class="cyn">1) .data size</text>
|
||||
<text x="485" y="258" class="txt">__data_end__ - __data_start__</text>
|
||||
<text x="780" y="220" class="dim">init non-zero globals/statics</text>
|
||||
|
||||
<line x1="480" y1="288" x2="1150" y2="288" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="485" y="338" class="cyn">2) .bss size</text>
|
||||
<text x="485" y="376" class="txt">__bss_end__ - __bss_start__</text>
|
||||
<text x="780" y="338" class="dim">zero/uninit globals/statics</text>
|
||||
|
||||
<line x1="480" y1="406" x2="1150" y2="406" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="485" y="456" class="grn">3) Heap starts at</text>
|
||||
<text x="485" y="494" class="txt">__end__ (aka __HeapBase)</text>
|
||||
|
||||
<line x1="480" y1="524" x2="1150" y2="524" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="485" y="574" class="red">4) Stack starts at</text>
|
||||
<text x="485" y="612" class="txt">vector_table[0] (initial SP)</text>
|
||||
<text x="485" y="644" class="dim">typical: 0x20082000 on RP2350</text>
|
||||
|
||||
<line x1="480" y1="674" x2="1150" y2="674" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="485" y="724" class="amb">5) Safety rule</text>
|
||||
<text x="485" y="762" class="txt">Heap must never collide with stack</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,86 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">Link Register & Return</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">ARM Function Calls</text>
|
||||
|
||||
<!-- Left Panel: Call Flow - full width boxes, no floating text -->
|
||||
<rect x="30" y="105" width="540" height="675" class="pnl" rx="8"/>
|
||||
<text x="300" y="148" text-anchor="middle" class="sub">BL Call Flow</text>
|
||||
<line x1="50" y1="163" x2="550" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- Step 1: main calls BL add -->
|
||||
<text x="55" y="200" class="dim">Step 1: caller</text>
|
||||
<rect x="55" y="215" width="490" height="55" rx="6" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="300" y="250" text-anchor="middle" class="grn">main: BL add</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="300" y1="270" x2="300" y2="310" stroke="#00d4ff" stroke-width="3"/>
|
||||
<polygon points="288,310 300,335 312,310" fill="#00d4ff"/>
|
||||
|
||||
<!-- Step 2: LR gets saved -->
|
||||
<text x="55" y="355" class="dim">Step 2: hardware saves LR</text>
|
||||
<rect x="55" y="370" width="490" height="55" rx="6" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="300" y="405" text-anchor="middle" class="cyn">LR = return addr</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="300" y1="425" x2="300" y2="460" stroke="#ffaa00" stroke-width="3"/>
|
||||
<polygon points="288,460 300,485 312,460" fill="#ffaa00"/>
|
||||
|
||||
<!-- Step 3: execute function -->
|
||||
<text x="55" y="505" class="dim">Step 3: run function</text>
|
||||
<rect x="55" y="520" width="490" height="55" rx="6" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
|
||||
<text x="300" y="555" text-anchor="middle" class="amb">add: ADD r0, r1</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="300" y1="575" x2="300" y2="610" stroke="#ff0040" stroke-width="3"/>
|
||||
<polygon points="288,610 300,635 312,610" fill="#ff0040"/>
|
||||
|
||||
<!-- Step 4: return -->
|
||||
<text x="55" y="655" class="dim">Step 4: return to caller</text>
|
||||
<rect x="55" y="670" width="490" height="55" rx="6" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="300" y="705" text-anchor="middle" class="red">BX LR (jump back)</text>
|
||||
|
||||
<!-- Right Panel: Key Concepts -->
|
||||
<rect x="600" y="105" width="570" height="675" class="pnl" rx="8"/>
|
||||
<text x="885" y="148" text-anchor="middle" class="sub">Key Concepts</text>
|
||||
<line x1="620" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="205" class="cyn">BL instruction</text>
|
||||
<text x="625" y="240" class="txt">Branch with Link</text>
|
||||
<text x="625" y="272" class="txt">Saves return addr</text>
|
||||
<text x="625" y="304" class="txt">in LR (r14)</text>
|
||||
|
||||
<line x1="620" y1="332" x2="1150" y2="332" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="372" class="red">BX LR</text>
|
||||
<text x="625" y="407" class="txt">Branch to addr</text>
|
||||
<text x="625" y="439" class="txt">stored in LR</text>
|
||||
<text x="625" y="471" class="txt">Returns to caller</text>
|
||||
|
||||
<line x1="620" y1="499" x2="1150" y2="499" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="539" class="amb">Nested Calls</text>
|
||||
<text x="625" y="574" class="txt">Must PUSH LR first</text>
|
||||
<text x="625" y="606" class="txt">PUSH {r3, lr}</text>
|
||||
<text x="625" y="638" class="txt">POP {r3, pc}</text>
|
||||
<text x="625" y="670" class="dim">POP into PC = return</text>
|
||||
|
||||
<line x1="620" y1="698" x2="1150" y2="698" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="738" class="grn">r14 = LR</text>
|
||||
<text x="625" y="773" class="dim">Always check LR in GDB</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,101 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">Program Counter Flow</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">Instruction Execution</text>
|
||||
|
||||
<!-- Left Panel: PC stepping through instructions -->
|
||||
<rect x="30" y="105" width="540" height="675" class="pnl" rx="8"/>
|
||||
<text x="300" y="148" text-anchor="middle" class="sub">PC Execution</text>
|
||||
<line x1="50" y1="163" x2="550" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- Instruction list -->
|
||||
<text x="55" y="205" class="dim">ADDR</text>
|
||||
<text x="220" y="205" class="dim">INSTRUCTION</text>
|
||||
|
||||
<!-- Line 1 -->
|
||||
<rect x="55" y="220" width="490" height="45" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="70" y="250" class="amb">0x1000</text>
|
||||
<text x="230" y="250" class="grn">MOV r0, #5</text>
|
||||
<text x="490" y="250" text-anchor="end" class="red">PC</text>
|
||||
|
||||
<!-- Line 2 -->
|
||||
<rect x="55" y="275" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="305" class="amb">0x1002</text>
|
||||
<text x="230" y="305" class="txt">MOV r1, #3</text>
|
||||
|
||||
<!-- Line 3 -->
|
||||
<rect x="55" y="330" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="360" class="amb">0x1004</text>
|
||||
<text x="230" y="360" class="txt">ADD r0, r1</text>
|
||||
|
||||
<!-- Line 4 -->
|
||||
<rect x="55" y="385" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="415" class="amb">0x1006</text>
|
||||
<text x="230" y="415" class="txt">BL func</text>
|
||||
|
||||
<!-- Line 5: branch target -->
|
||||
<rect x="55" y="440" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="470" class="amb">0x1010</text>
|
||||
<text x="230" y="470" class="txt">func: PUSH {lr}</text>
|
||||
|
||||
<!-- Line 6 -->
|
||||
<rect x="55" y="495" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="525" class="amb">0x1012</text>
|
||||
<text x="230" y="525" class="txt">SUB r0, #1</text>
|
||||
|
||||
<!-- Line 7 -->
|
||||
<rect x="55" y="550" width="490" height="45" rx="4" fill="#0a0a0f" stroke="#1a1a2e"/>
|
||||
<text x="70" y="580" class="amb">0x1014</text>
|
||||
<text x="230" y="580" class="txt">POP {pc}</text>
|
||||
|
||||
<!-- Arrow showing jump -->
|
||||
<line x1="520" y1="407" x2="520" y2="462" stroke="#ff0040" stroke-width="2" stroke-dasharray="6"/>
|
||||
<polygon points="510,462 520,480 530,462" fill="#ff0040"/>
|
||||
<text x="340" y="640" text-anchor="middle" class="dim">BL = jump to function target</text>
|
||||
<text x="340" y="670" text-anchor="middle" class="dim">POP {pc} = return to caller</text>
|
||||
|
||||
<!-- Right Panel: Key Concepts -->
|
||||
<rect x="600" y="105" width="570" height="675" class="pnl" rx="8"/>
|
||||
<text x="885" y="148" text-anchor="middle" class="sub">Key Concepts</text>
|
||||
<line x1="620" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="205" class="cyn">r15 = PC</text>
|
||||
<text x="625" y="240" class="txt">Points to current</text>
|
||||
<text x="625" y="272" class="txt">instruction + 4</text>
|
||||
<text x="625" y="304" class="dim">Prefetch pipeline</text>
|
||||
|
||||
<line x1="620" y1="332" x2="1150" y2="332" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="372" class="grn">Sequential</text>
|
||||
<text x="625" y="407" class="txt">Thumb next = +2 or +4</text>
|
||||
<text x="625" y="439" class="dim">depends on instruction encoding</text>
|
||||
<text x="625" y="471" class="dim">Cortex-M33 executes Thumb only</text>
|
||||
|
||||
<line x1="620" y1="499" x2="1150" y2="499" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="539" class="red">Branch</text>
|
||||
<text x="625" y="574" class="txt">B = unconditional</text>
|
||||
<text x="625" y="606" class="txt">BL = save LR, jump</text>
|
||||
<text x="625" y="638" class="txt">BX = branch reg</text>
|
||||
<text x="625" y="670" class="txt">BEQ = branch if Z=1</text>
|
||||
<text x="900" y="606" class="dim">not linear +2 stepping</text>
|
||||
|
||||
<line x1="620" y1="698" x2="1150" y2="698" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="738" class="amb">GDB tip</text>
|
||||
<text x="625" y="770" class="dim">stepi = step 1 instr</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,110 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">Little-Endian Bytes</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">Byte Ordering</text>
|
||||
|
||||
<!-- Left Panel: Visual Example -->
|
||||
<rect x="30" y="105" width="540" height="675" class="pnl" rx="8"/>
|
||||
<text x="300" y="148" text-anchor="middle" class="sub">Byte Ordering</text>
|
||||
<line x1="50" y1="163" x2="550" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- The value -->
|
||||
<text x="300" y="210" text-anchor="middle" class="grn">0xDEADBEEF</text>
|
||||
|
||||
<!-- Big Endian section -->
|
||||
<text x="55" y="260" class="red">Big-Endian</text>
|
||||
<text x="300" y="260" class="dim">MSB first</text>
|
||||
|
||||
<rect x="55" y="280" width="110" height="55" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="110" y="315" text-anchor="middle" class="txt">DE</text>
|
||||
|
||||
<rect x="175" y="280" width="110" height="55" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="230" y="315" text-anchor="middle" class="txt">AD</text>
|
||||
|
||||
<rect x="295" y="280" width="110" height="55" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="350" y="315" text-anchor="middle" class="txt">BE</text>
|
||||
|
||||
<rect x="415" y="280" width="110" height="55" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="470" y="315" text-anchor="middle" class="txt">EF</text>
|
||||
|
||||
<!-- Address labels -->
|
||||
<text x="110" y="360" text-anchor="middle" class="dim">+0</text>
|
||||
<text x="230" y="360" text-anchor="middle" class="dim">+1</text>
|
||||
<text x="350" y="360" text-anchor="middle" class="dim">+2</text>
|
||||
<text x="470" y="360" text-anchor="middle" class="dim">+3</text>
|
||||
|
||||
<!-- Spacer -->
|
||||
<text x="300" y="420" text-anchor="middle" class="amb">vs</text>
|
||||
|
||||
<!-- Little Endian section -->
|
||||
<text x="55" y="470" class="grn">Little-Endian</text>
|
||||
<text x="300" y="470" class="dim">LSB first</text>
|
||||
|
||||
<rect x="55" y="490" width="110" height="55" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="110" y="525" text-anchor="middle" class="txt">EF</text>
|
||||
|
||||
<rect x="175" y="490" width="110" height="55" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="230" y="525" text-anchor="middle" class="txt">BE</text>
|
||||
|
||||
<rect x="295" y="490" width="110" height="55" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="350" y="525" text-anchor="middle" class="txt">AD</text>
|
||||
|
||||
<rect x="415" y="490" width="110" height="55" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="470" y="525" text-anchor="middle" class="txt">DE</text>
|
||||
|
||||
<!-- Address labels -->
|
||||
<text x="110" y="570" text-anchor="middle" class="dim">+0</text>
|
||||
<text x="230" y="570" text-anchor="middle" class="dim">+1</text>
|
||||
<text x="350" y="570" text-anchor="middle" class="dim">+2</text>
|
||||
<text x="470" y="570" text-anchor="middle" class="dim">+3</text>
|
||||
|
||||
<!-- Summary text below -->
|
||||
<text x="300" y="630" text-anchor="middle" class="amb">Bytes are reversed!</text>
|
||||
<text x="300" y="670" text-anchor="middle" class="txt">Lowest address holds</text>
|
||||
<text x="300" y="710" text-anchor="middle" class="txt">least significant byte</text>
|
||||
<text x="300" y="750" text-anchor="middle" class="dim">ARM uses little-endian</text>
|
||||
|
||||
<!-- Right Panel: Key Concepts -->
|
||||
<rect x="600" y="105" width="570" height="675" class="pnl" rx="8"/>
|
||||
<text x="885" y="148" text-anchor="middle" class="sub">Key Concepts</text>
|
||||
<line x1="620" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="205" class="cyn">ARM = Little-Endian</text>
|
||||
<text x="625" y="240" class="txt">Cortex-M33 uses LE</text>
|
||||
<text x="625" y="272" class="txt">by default</text>
|
||||
<text x="625" y="304" class="dim">Also: x86, RISC-V</text>
|
||||
|
||||
<line x1="620" y1="332" x2="1150" y2="332" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="372" class="red">Why It Matters</text>
|
||||
<text x="625" y="407" class="txt">Memory dumps show</text>
|
||||
<text x="625" y="439" class="txt">raw byte order</text>
|
||||
<text x="625" y="471" class="txt">Must mentally flip</text>
|
||||
<text x="625" y="503" class="txt">to get true value</text>
|
||||
|
||||
<line x1="620" y1="531" x2="1150" y2="531" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="571" class="amb">GDB Example</text>
|
||||
<text x="625" y="606" class="txt">x/4xb 0x2000</text>
|
||||
<text x="625" y="638" class="grn">EF BE AD DE</text>
|
||||
<text x="625" y="670" class="dim">= 0xDEADBEEF</text>
|
||||
|
||||
<line x1="620" y1="708" x2="1150" y2="708" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="748" class="cyn">x/xw = word view</text>
|
||||
<text x="625" y="773" class="dim">GDB auto-corrects</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,90 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">XIP Flash Model</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">Execute-in-Place</text>
|
||||
|
||||
<!-- Left Panel: Flow Diagram -->
|
||||
<rect x="30" y="105" width="540" height="675" class="pnl" rx="8"/>
|
||||
<text x="300" y="148" text-anchor="middle" class="sub">Execute-In-Place</text>
|
||||
<line x1="50" y1="163" x2="550" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- External Flash chip -->
|
||||
<rect x="120" y="190" width="300" height="65" rx="6" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
|
||||
<text x="270" y="223" text-anchor="middle" class="amb">QSPI Flash</text>
|
||||
<text x="270" y="245" text-anchor="middle" class="dim">External 16MB</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="270" y1="255" x2="270" y2="300" stroke="#ffaa00" stroke-width="3"/>
|
||||
<polygon points="258,300 270,325 282,300" fill="#ffaa00"/>
|
||||
|
||||
<!-- QSPI Controller -->
|
||||
<rect x="120" y="330" width="300" height="55" rx="6" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="270" y="362" text-anchor="middle" class="cyn">QSPI Controller</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="270" y1="385" x2="270" y2="420" stroke="#00d4ff" stroke-width="3"/>
|
||||
<polygon points="258,420 270,445 282,420" fill="#00d4ff"/>
|
||||
|
||||
<!-- XIP Cache -->
|
||||
<rect x="120" y="450" width="300" height="65" rx="6" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="270" y="483" text-anchor="middle" class="grn">XIP Cache</text>
|
||||
<text x="270" y="505" text-anchor="middle" class="dim">16KB cache</text>
|
||||
|
||||
<!-- Arrow down -->
|
||||
<line x1="270" y1="515" x2="270" y2="555" stroke="#00ff41" stroke-width="3"/>
|
||||
<polygon points="258,555 270,580 282,555" fill="#00ff41"/>
|
||||
|
||||
<!-- CPU -->
|
||||
<rect x="120" y="585" width="300" height="65" rx="6" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="270" y="618" text-anchor="middle" class="red">Cortex-M33 CPU</text>
|
||||
<text x="270" y="640" text-anchor="middle" class="dim">Fetches via PC</text>
|
||||
|
||||
<!-- Mapped address note -->
|
||||
<text x="300" y="710" text-anchor="middle" class="txt">Mapped at</text>
|
||||
<text x="300" y="745" text-anchor="middle" class="amb">0x1000_0000</text>
|
||||
|
||||
<!-- Right Panel: Details -->
|
||||
<rect x="600" y="105" width="570" height="675" class="pnl" rx="8"/>
|
||||
<text x="885" y="148" text-anchor="middle" class="sub">Key Details</text>
|
||||
<line x1="620" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="205" class="grn">What is XIP?</text>
|
||||
<text x="625" y="240" class="txt">Code stays in flash</text>
|
||||
<text x="625" y="272" class="txt">CPU reads it as if</text>
|
||||
<text x="625" y="304" class="txt">it were normal memory</text>
|
||||
<text x="625" y="336" class="dim">No copy to SRAM needed</text>
|
||||
|
||||
<line x1="620" y1="364" x2="1150" y2="364" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="404" class="cyn">QSPI Interface</text>
|
||||
<text x="625" y="439" class="txt">4 data lines</text>
|
||||
<text x="625" y="471" class="txt">Fast serial flash</text>
|
||||
<text x="625" y="503" class="dim">CLK, CS, IO0-IO3</text>
|
||||
|
||||
<line x1="620" y1="531" x2="1150" y2="531" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="571" class="amb">Cache Behavior</text>
|
||||
<text x="625" y="603" class="txt">Used for XIP flash reads</text>
|
||||
<text x="625" y="633" class="dim">(code + const data at 0x1000....)</text>
|
||||
<text x="625" y="663" class="txt">Not used for SRAM/peripherals</text>
|
||||
<text x="625" y="693" class="dim">or during flash program/erase</text>
|
||||
|
||||
<line x1="620" y1="698" x2="1150" y2="698" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="625" y="738" class="red">RE Insight</text>
|
||||
<text x="625" y="773" class="dim">Dump flash via SWD</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,92 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
||||
.mid{dominant-baseline:middle}
|
||||
.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
||||
.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
||||
<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">ELF File Structure</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">Binary Format</text>
|
||||
|
||||
<!-- Left Panel: ELF Layout -->
|
||||
<rect x="30" y="105" width="440" height="675" class="pnl" rx="8"/>
|
||||
<text x="250" y="148" text-anchor="middle" class="sub">ELF File Layout (Offsets)</text>
|
||||
<line x1="50" y1="163" x2="450" y2="163" stroke="#1a1a2e"/>
|
||||
<text x="55" y="173" class="dim">Higher file offsets</text>
|
||||
|
||||
<!-- Section Headers (higher offsets) -->
|
||||
<rect x="55" y="180" width="385" height="50" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="247" y="205" text-anchor="middle" class="red mid">Section Headers</text>
|
||||
|
||||
<!-- .symtab -->
|
||||
<rect x="55" y="245" width="385" height="55" rx="4" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="247" y="272.5" text-anchor="middle" class="cyn mid">.symtab</text>
|
||||
|
||||
<!-- .bss section -->
|
||||
<rect x="55" y="315" width="385" height="55" rx="4" fill="#0a0a0f" stroke="#888888" stroke-width="1" stroke-dasharray="6"/>
|
||||
<text x="247" y="342.5" text-anchor="middle" class="txt mid">.bss</text>
|
||||
|
||||
<!-- .data section -->
|
||||
<rect x="55" y="385" width="385" height="55" rx="4" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
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||||
<text x="247" y="412.5" text-anchor="middle" class="amb mid">.data</text>
|
||||
|
||||
<!-- .rodata section -->
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||||
<rect x="55" y="455" width="385" height="55" rx="4" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
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||||
<text x="247" y="482.5" text-anchor="middle" class="amb mid">.rodata</text>
|
||||
|
||||
<!-- .text section -->
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<rect x="55" y="525" width="385" height="75" rx="4" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
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<text x="247" y="552" text-anchor="middle" class="grn mid">.text</text>
|
||||
<text x="247" y="576" text-anchor="middle" class="dim mid">Machine code</text>
|
||||
|
||||
<!-- Program Headers -->
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<rect x="55" y="615" width="385" height="55" rx="4" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
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||||
<text x="247" y="642.5" text-anchor="middle" class="cyn mid">Program Headers</text>
|
||||
|
||||
<!-- ELF Header (offset 0x0000) -->
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<rect x="55" y="685" width="385" height="60" rx="4" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
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<text x="247" y="710" text-anchor="middle" class="red mid">ELF Header</text>
|
||||
<text x="247" y="730" text-anchor="middle" class="dim mid">Magic: 7f 45 4c 46 (off 0x0000)</text>
|
||||
|
||||
<!-- Right Panel: Details -->
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<rect x="500" y="105" width="670" height="675" class="pnl" rx="8"/>
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<text x="835" y="148" text-anchor="middle" class="sub">Section Details + Mapping</text>
|
||||
<line x1="520" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
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|
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<text x="525" y="205" class="red">ELF Header</text>
|
||||
<text x="525" y="240" class="txt">Arch: ARM 32-bit</text>
|
||||
<text x="525" y="272" class="txt">Entry point addr</text>
|
||||
<text x="525" y="304" class="dim">Type: executable</text>
|
||||
|
||||
<line x1="520" y1="332" x2="1150" y2="332" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="525" y="372" class="grn">.text = code</text>
|
||||
<text x="525" y="407" class="txt">All instructions</text>
|
||||
<text x="525" y="439" class="txt">Maps to XIP flash</text>
|
||||
<text x="525" y="471" class="dim">Disassemble this!</text>
|
||||
|
||||
<line x1="520" y1="499" x2="1150" y2="499" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="525" y="539" class="amb">.data / .rodata</text>
|
||||
<text x="525" y="574" class="txt">.data = initialized</text>
|
||||
<text x="525" y="606" class="txt">.rodata = constants</text>
|
||||
<text x="525" y="638" class="txt">.bss = zeroed vars</text>
|
||||
|
||||
<line x1="520" y1="666" x2="1150" y2="666" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="525" y="706" class="cyn">.symtab = symbols</text>
|
||||
<text x="525" y="741" class="txt">Function names</text>
|
||||
<text x="780" y="706" class="dim">ELF header is file metadata</text>
|
||||
<text x="780" y="734" class="dim">not runtime address 0x1000....</text>
|
||||
<text x="780" y="762" class="dim">Use section VMA/LMA for memory map</text>
|
||||
</svg>
|
||||
@@ -0,0 +1,94 @@
|
||||
<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 1200 800">
|
||||
<style>
|
||||
.bg{fill:#0a0a0f}.pnl{fill:#12121a;stroke:#1a1a2e}.hdr{fill:#12121a}
|
||||
.title{font:bold 42px 'Courier New',monospace;fill:#00ff41}
|
||||
.sub{font:bold 28px 'Courier New',monospace;fill:#00d4ff}
|
||||
.txt{font:24px 'Courier New',monospace;fill:#c0c0c0}
|
||||
.dim{font:20px 'Courier New',monospace;fill:#888}
|
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.grn{font:bold 24px 'Courier New',monospace;fill:#00ff41}
|
||||
.red{font:bold 24px 'Courier New',monospace;fill:#ff0040}
|
||||
.cyn{font:bold 24px 'Courier New',monospace;fill:#00d4ff}
|
||||
.amb{font:bold 24px 'Courier New',monospace;fill:#ffaa00}
|
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.badge{stroke:#00ff41;rx:14}
|
||||
</style>
|
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<rect class="bg" width="1200" height="800"/>
|
||||
|
||||
<!-- Title -->
|
||||
<text x="600" y="52" text-anchor="middle" class="title">GDB-OpenOCD Chain</text>
|
||||
<text x="600" y="88" text-anchor="middle" class="dim">Debug Toolchain</text>
|
||||
|
||||
<!-- Top Panel: Debug Chain Flow -->
|
||||
<rect x="30" y="105" width="1140" height="280" class="pnl" rx="8"/>
|
||||
<text x="600" y="148" text-anchor="middle" class="sub">Debug Toolchain</text>
|
||||
<line x1="50" y1="163" x2="1150" y2="163" stroke="#1a1a2e"/>
|
||||
|
||||
<!-- GDB box -->
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<rect x="55" y="190" width="220" height="80" rx="6" fill="#0f1a0f" stroke="#00ff41" stroke-width="2"/>
|
||||
<text x="165" y="225" text-anchor="middle" class="grn">GDB</text>
|
||||
<text x="165" y="255" text-anchor="middle" class="dim">Client</text>
|
||||
|
||||
<!-- Arrow -->
|
||||
<line x1="275" y1="230" x2="340" y2="230" stroke="#888888" stroke-width="3"/>
|
||||
<polygon points="340,220 365,230 340,240" fill="#888888"/>
|
||||
<text x="310" y="290" text-anchor="middle" class="dim">TCP</text>
|
||||
<text x="310" y="315" text-anchor="middle" class="dim">:3333</text>
|
||||
|
||||
<!-- OpenOCD box -->
|
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<rect x="370" y="190" width="250" height="80" rx="6" fill="#0f0f1a" stroke="#00d4ff" stroke-width="2"/>
|
||||
<text x="495" y="225" text-anchor="middle" class="cyn">OpenOCD</text>
|
||||
<text x="495" y="255" text-anchor="middle" class="dim">Server</text>
|
||||
|
||||
<!-- Arrow -->
|
||||
<line x1="620" y1="230" x2="685" y2="230" stroke="#888888" stroke-width="3"/>
|
||||
<polygon points="685,220 710,230 685,240" fill="#888888"/>
|
||||
<text x="655" y="290" text-anchor="middle" class="dim">USB</text>
|
||||
|
||||
<!-- Debug Probe box -->
|
||||
<rect x="715" y="190" width="220" height="80" rx="6" fill="#1a1a0f" stroke="#ffaa00" stroke-width="2"/>
|
||||
<text x="825" y="225" text-anchor="middle" class="amb">CMSIS-DAP</text>
|
||||
<text x="825" y="255" text-anchor="middle" class="dim">Probe</text>
|
||||
|
||||
<!-- Arrow -->
|
||||
<line x1="935" y1="230" x2="1000" y2="230" stroke="#888888" stroke-width="3"/>
|
||||
<polygon points="1000,220 1025,230 1000,240" fill="#888888"/>
|
||||
<text x="975" y="290" text-anchor="middle" class="dim">SWD</text>
|
||||
|
||||
<!-- Target box -->
|
||||
<rect x="1030" y="190" width="130" height="80" rx="6" fill="#1a0f0f" stroke="#ff0040" stroke-width="2"/>
|
||||
<text x="1095" y="225" text-anchor="middle" class="red">RP2350</text>
|
||||
<text x="1095" y="255" text-anchor="middle" class="dim">Target</text>
|
||||
|
||||
<!-- Bottom Left: GDB Commands -->
|
||||
<rect x="30" y="405" width="560" height="375" class="pnl" rx="8"/>
|
||||
<text x="310" y="448" text-anchor="middle" class="sub">GDB Commands</text>
|
||||
<line x1="50" y1="463" x2="570" y2="463" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="55" y="500" class="grn">target remote :3333</text>
|
||||
<text x="55" y="532" class="dim">Connect to OpenOCD</text>
|
||||
|
||||
<text x="55" y="572" class="grn">monitor reset halt</text>
|
||||
<text x="55" y="604" class="dim">Reset + stop at entry</text>
|
||||
|
||||
<text x="55" y="644" class="grn">break main</text>
|
||||
<text x="55" y="676" class="dim">Set breakpoint</text>
|
||||
|
||||
<text x="55" y="716" class="grn">info registers</text>
|
||||
<text x="55" y="748" class="dim">Dump all regs</text>
|
||||
|
||||
<!-- Bottom Right: SWD Details -->
|
||||
<rect x="620" y="405" width="550" height="375" class="pnl" rx="8"/>
|
||||
<text x="895" y="448" text-anchor="middle" class="sub">SWD Protocol</text>
|
||||
<line x1="640" y1="463" x2="1150" y2="463" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="645" y="505" class="amb">2 wires only</text>
|
||||
<text x="645" y="540" class="txt">SWCLK = clock</text>
|
||||
<text x="645" y="572" class="txt">SWDIO = data</text>
|
||||
|
||||
<line x1="640" y1="600" x2="1150" y2="600" stroke="#1a1a2e"/>
|
||||
|
||||
<text x="645" y="640" class="red">Capabilities</text>
|
||||
<text x="645" y="675" class="txt">Read/write memory</text>
|
||||
<text x="645" y="707" class="txt">Read/write regs</text>
|
||||
<text x="645" y="739" class="txt">Set breakpoints</text>
|
||||
<text x="645" y="771" class="dim">Full chip control</text>
|
||||
</svg>
|
||||
Reference in New Issue
Block a user