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@@ -32,8 +32,6 @@ The K210 supervisor-level external interrupt handler register function is declar
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```rust
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```rust
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fn sbi_rustsbi_k210_sext(phys_addr: usize) -> SbiRet;
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fn sbi_rustsbi_k210_sext(phys_addr: usize) -> SbiRet;
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-// or
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-fn sbi_rustsbi_k210_sext(func: fn()) -> SbiRet;
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```
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```
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This function registers a device interrupt handler to machine level environment.
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This function registers a device interrupt handler to machine level environment.
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luojia65