user: 请显示与下面列出的汇编代码相匹配的C语言实现:

```asm
<speed_detect>:
  endbr64
  push   %rbp
  mov    %rsp,%rbp
  sub    $0x10,%rsp
  movl   $0x0,-0x8(%rbp)
  movl   $0xffff,-0x4(%rbp)
  mov    $0x63,%esi
  mov    $0x6,%edi
  call   <SL11Write@plt>
  mov    $0xae,%esi
  mov    $0xf,%edi
  call   <SL11Write@plt>
  mov    $0x8,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
  mov    -0x8(%rbp),%eax
  movzbl %al,%eax
  mov    %eax,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
  mov    $0xae,%esi
  mov    $0xf,%edi
  call   <SL11Write@plt>
  mov    $0x8,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
  mov    $0x1,%edi
  call   <cfe_sleep@plt>
  mov    $0x0,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
  mov    $0x1,%edi
  call   <cfe_sleep@plt>
  mov    $0xff,%esi
  mov    $0xd,%edi
  call   <SL11Write@plt>
  mov    $0xd,%edi
  call   <SL11Read@plt>
  mov    %eax,-0x8(%rbp)
  mov    -0x8(%rbp),%eax
  and    $0x40,%eax
  test   %eax,%eax
  je     L29
  lea    D2(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <xprintf@plt>
  mov    $0x0,%eax
  jmp    L6
L29:
  mov    -0x8(%rbp),%eax
  and    $0x80,%eax
  test   %eax,%eax
  jne    L39
  mov    -0x8(%rbp),%eax
  mov    %eax,%esi
  lea    D13(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <xprintf@plt>
  mov    $0xee,%esi
  mov    $0xf,%edi
  call   <SL11Write@plt>
  mov    $0xe0,%esi
  mov    $0xe,%edi
  call   <SL11Write@plt>
  mov    $0x21,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
  movl   $0x0,-0x4(%rbp)
  jmp    L11
L39:
  mov    -0x8(%rbp),%eax
  mov    %eax,%esi
  lea    D8(%rip),%rax
  mov    %rax,%rdi
  mov    $0x0,%eax
  call   <xprintf@plt>
  mov    $0xae,%esi
  mov    $0xf,%edi
  call   <SL11Write@plt>
  mov    $0xe0,%esi
  mov    $0xe,%edi
  call   <SL11Write@plt>
  mov    $0x5,%esi
  mov    $0x5,%edi
  call   <SL11Write@plt>
L11:
  mov    $0x50,%esi
  mov    $0x3,%edi
  call   <SL11Write@plt>
  mov    $0x0,%esi
  mov    $0x4,%edi
  call   <SL11Write@plt>
  mov    $0x1,%esi
  mov    $0x0,%edi
  call   <SL11Write@plt>
  mov    $0x3,%edi
  call   <cfe_sleep@plt>
  mov    $0x0,%eax
L6:
  leave
  ret
```

tool_calls: name: read_data
arguments: data_tag: D2
type_guessed: string
name: read_data
arguments: data_tag: D13
type_guessed: string
name: read_data
arguments: data_tag: D8
type_guessed: string

tool: D2: Device is Removed


tool: D13: Slow Speed is detected %x


tool: D8: Full Speed is detected %x


assistant: ```c
int speed_detect(void) {
  int i = 0;
  int full_speed;
  full_speed = 0xffff;
  SL11Write(0x06, 0x63);
  SL11Write(0x0f, 0xae);
  SL11Write(0x05, 0x08);
  SL11Write(0x05, (unsigned char)i);
  SL11Write(0x0f, 0xae);
  SL11Write(0x05, 0x08);
  cfe_sleep(1);
  SL11Write(0x05, 0);
  cfe_sleep(1);
  SL11Write(0x0d, 0xff);
  i = SL11Read(0x0d);
  if (i & 0x40) {
    xprintf("Device is Removed\n");
    return 0;
  }
  if ((i & 0x80) == 0) {
    xprintf("Slow Speed is detected %x\n", i);
    SL11Write(0x0f, 0xee);
    SL11Write(0x0e, 0xe0);
    SL11Write(0x05, 0x21);
    full_speed = 0;
  } else {
    xprintf("Full Speed is detected %x\n", i);
    SL11Write(0x0f, 0xae);
    SL11Write(0x0e, 0xe0);
    SL11Write(0x05, 0x05);
  }
  SL11Write(0x03, 0x50);
  SL11Write(0x04, 0);
  SL11Write(0x00, 0x01);
  cfe_sleep(3);
  return 0;
}
```