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+= Composable Extensions Developement Plan =
+
+1. Specifications
+1.1. ISA Specification Package [3w, 6w, 12w]
+1.1.1. privileged opcode and state multiplexing [1w, 2w, 4w]
+1.1.2. unprivileged opcode and state multiplexing [1w, 2w, 4w]
+1.1.3. privileged state management [1w, 2w, 4w]
+1.2. Discovery [8d, 3w, 7w]
+1.2.1. Unified Discovery [2d, 1w, 2w]
+1.2.2. Devicetree [3d, 1w, 2w]
+1.2.3. ACPI [3d, 1w, 3w]
+1.3. Linux syscall
+1.4. User space ABI
+1.4.1. Composable custom extension aware calling convention
+1.4.2. Legacy interoperability calling convention
+1.5. User space API
+1.6. Logic interface
+
+  A lengthy description of the item could be put here, and ignored
+  when a CSV file is generated from this as the source.
+
+2. ISA Specification support
+2.1. SAIL model
+2.2. ACT
+3. Proof of concept
+3.1. QEMU model
+3.1.1. ISA support
+3.1.1.1. privileged opcode and state multiplexing
+3.1.1.2. unprivileged opcode and state multiplexing
+3.1.1.3. privileged state management
+3.1.2. Sample extension
+3.2. Hardware implementation
+3.2.1. ISA support
+3.2.1.1. privileged opcode and state multiplexing
+3.2.1.2. unprivileged opcode and state multiplexing
+3.2.1.3. privileged state management
+3.2.2. Logic interface
+3.2.3. Sample extension
+3.3. Linux support
+3.3.1. Devicetree configuration
+3.3.2. ACPI configuration
+3.3.3. Context save and restore
+3.3.4. Syscall
+3.4. User space ABI
+3.4.1. binutils support
+3.4.2. gcc support
+3.4.3. glibc suppor
+3.5. User space API
+3.6. Sample application