diff --git a/ppt/RISC-V Linux-static-call-20230422.pptx b/ppt/RISC-V Linux-static-call-20230422.pptx new file mode 100644 index 0000000000000000000000000000000000000000..4a33b5e55bd4662bd9a943e0d0defef9f321ac55 Binary files /dev/null and b/ppt/RISC-V Linux-static-call-20230422.pptx differ