Initial commit

ESP32-S3 firmware acting as BMC for another board, controlling an ATX power supply and providing access to UART.

Co-authored with GLM-5

.clang-format

@@ -0,0 +1,154 @@
+# clang-format configuration for ESP32-S3 BMC project
+# Based on LLVM style with ESP-IDF conventions
+
+BasedOnStyle: LLVM
+Language: C
+
+# Indentation
+IndentWidth: 4
+TabWidth: 4
+UseTab: ForIndentation
+ContinuationIndentWidth: 4
+IndentCaseLabels: false
+IndentGotoLabels: true
+IndentPPDirectives: None
+IndentExternBlock: AfterExternBlock
+IndentWrappedFunctionNames: false
+NamespaceIndentation: None
+
+# Alignment
+AlignAfterOpenBracket: Align
+AlignArrayOfStructures: Right
+AlignConsecutiveAssignments: false
+AlignConsecutiveBitFields: false
+AlignConsecutiveDeclarations: false
+AlignConsecutiveMacros: false
+AlignEscapedNewlines: Left
+AlignOperands: Align
+AlignTrailingComments: true
+
+# Line Breaking
+AllowAllArgumentsOnNextLine: true
+AllowAllParametersOfDeclarationOnNextLine: true
+AllowShortBlocksOnASingleLine: Empty
+AllowShortCaseLabelsOnASingleLine: false
+AllowShortEnumsOnASingleLine: true
+AllowShortFunctionsOnASingleLine: Empty
+AllowShortIfStatementsOnASingleLine: Never
+AllowShortLambdasOnASingleLine: All
+AllowShortLoopsOnASingleLine: false
+AlwaysBreakAfterReturnType: None
+AlwaysBreakBeforeMultilineStrings: false
+AlwaysBreakTemplateDeclarations: MultiLine
+BreakBeforeBinaryOperators: None
+BreakBeforeBraces: Attach
+BreakBeforeConceptDeclarations: true
+BreakBeforeTernaryOperators: true
+BreakConstructorInitializers: BeforeColon
+BreakInheritanceList: BeforeColon
+BreakStringLiterals: true
+
+# Braces
+BraceWrapping:
+  AfterCaseLabel: false
+  AfterClass: false
+  AfterControlStatement: Never
+  AfterEnum: false
+  AfterFunction: false
+  AfterNamespace: false
+  AfterStruct: false
+  AfterUnion: false
+  AfterExternBlock: false
+  BeforeCatch: false
+  BeforeElse: false
+  BeforeLambdaBody: false
+  BeforeWhile: false
+  IndentBraces: false
+  SplitEmptyFunction: true
+  SplitEmptyRecord: true
+  SplitEmptyNamespace: true
+
+# Spacing
+BitFieldColonSpacing: Both
+SpaceAfterCStyleCast: false
+SpaceAfterLogicalNot: false
+SpaceAfterTemplateKeyword: true
+SpaceAroundPointerQualifiers: Default
+SpaceBeforeAssignmentOperators: true
+SpaceBeforeCaseColon: false
+SpaceBeforeCpp11BracedList: false
+SpaceBeforeCtorInitializerColon: true
+SpaceBeforeInheritanceColon: true
+SpaceBeforeParens: ControlStatements
+SpaceBeforeRangeBasedForLoopColon: true
+SpaceBeforeSquareBrackets: false
+SpaceInEmptyBlock: false
+SpaceInEmptyParentheses: false
+SpacesBeforeTrailingComments: 1
+SpacesInAngles: Never
+SpacesInCStyleCastParentheses: false
+SpacesInConditionalStatement: false
+SpacesInContainerLiterals: true
+SpacesInLineCommentPrefix:
+  Minimum: 1
+  Maximum: -1
+SpacesInParentheses: false
+SpacesInSquareBrackets: false
+
+# Pointer/Reference Alignment
+DerivePointerAlignment: false
+PointerAlignment: Right
+
+# Columns
+ColumnLimit: 120
+PenaltyBreakAssignment: 2
+PenaltyBreakBeforeFirstCallParameter: 19
+PenaltyBreakComment: 300
+PenaltyBreakFirstLessLess: 120
+PenaltyBreakString: 1000
+PenaltyBreakTemplateDeclaration: 10
+PenaltyExcessCharacter: 1000000
+PenaltyIndentedWhitespace: 0
+PenaltyReturnTypeOnItsOwnLine: 60
+
+# Comments
+FixNamespaceComments: true
+ReflowComments: true
+
+# Includes
+IncludeBlocks: Preserve
+SortIncludes: Never
+
+# Macros
+AttributeMacros: []
+ForEachMacros:
+  - foreach
+  - Q_FOREACH
+  - BOOST_FOREACH
+IfMacros:
+  - KJ_IF_MAYBE
+MacroBlockBegin: ''
+MacroBlockEnd: ''
+StatementAttributeLikeMacros:
+  - Q_EMIT
+StatementMacros:
+  - Q_UNUSED
+  - QT_REQUIRE_VERSION
+
+# Other
+BinPackArguments: true
+BinPackParameters: true
+CompactNamespaces: false
+Cpp11BracedListStyle: true
+DeriveLineEnding: true
+EmptyLineAfterAccessModifier: Never
+EmptyLineBeforeAccessModifier: LogicalBlock
+InsertBraces: false
+InsertTrailingCommas: None
+KeepEmptyLinesAtTheStartOfBlocks: false
+MaxEmptyLinesToKeep: 1
+PackConstructorInitializers: BinPack
+QualifierAlignment: Leave
+SeparateDefinitionBlocks: Leave
+SortUsingDeclarations: true
+UseCRLF: false