user: Demonstrate the C code that generates the assembly output below:

```asm
<init_can>:
  endbr64
  push   %rbp
  push   %rbx
  sub    $0x8,%rsp
  lea    D53(%rip),%rax
  cmp    %rax,%rdi
  je     L35
  mov    %rsi,%rbx
  lea    D84(%rip),%rax
  cmp    %rax,%rdi
  je     L10
L36:
  add    $0x8,%rsp
  pop    %rbx
  pop    %rbp
  ret
L35:
  lea    D250(%rip),%rdi
  call   <puts@plt>
  lea    D44(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0000,%ebx
  orb    $0x1,(%rbx)
  mov    $0xfffc001f,%edx
  movzbl (%rdx),%eax
  and    $0x78,%eax
  or     $0x7,%eax
  mov    %al,(%rdx)
  mov    $0xfffc0006,%eax
  movb   $0x83,(%rax)
  lea    0x1(%rax),%rax
  movb   $0x25,(%rax)
  lea    -0x3(%rax),%rax
  movb   $0xea,(%rax)
  lea    0x1(%rax),%rax
  movb   $0xf,(%rax)
  mov    $0x32,%edi
  call   <kill_time@plt>
  lea    D170(%rip),%rdi
  call   <puts@plt>
  andb   $0xfe,(%rbx)
  mov    $0x32,%edi
  call   <kill_time@plt>
  jmp    L36
L10:
  lea    D117(%rip),%rbp
  mov    %rbp,%rdi
  call   <puts@plt>
  lea    D82(%rip),%rdi
  call   <puts@plt>
  mov    %rbp,%rdi
  call   <puts@plt>
  lea    D44(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0000,%eax
  movzbl (%rax),%esi
  or     $0x1,%esi
  mov    %sil,(%rax)
  movzbl %sil,%esi
  lea    D21(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x32,%edi
  call   <kill_time@plt>
  lea    D28(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc001f,%eax
  movzbl (%rax),%esi
  or     $0xffffff87,%esi
  mov    %sil,(%rax)
  movzbl %sil,%esi
  lea    D240(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x32,%edi
  call   <kill_time@plt>
  lea    D195(%rip),%rdi
  call   <puts@plt>
  lea    D115(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0006,%eax
  movb   $0x83,(%rax)
  mov    $0x83,%esi
  lea    D83(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D171(%rip),%rdi
  call   <puts@plt>
  lea    D249(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0007,%eax
  movb   $0x25,(%rax)
  mov    $0x25,%esi
  lea    D31(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D146(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0010,%eax
  movb   $0xa6,(%rax)
  mov    $0xa6,%esi
  lea    D124(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0011,%eax
  movb   $0xb0,(%rax)
  mov    $0xb0,%esi
  lea    D216(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0012,%eax
  movb   $0x12,(%rax)
  mov    $0x12,%esi
  lea    D88(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0013,%eax
  movb   $0x30,(%rax)
  mov    $0x30,%esi
  lea    D181(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D221(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0014,%eax
  movb   $0x0,(%rax)
  mov    $0x0,%esi
  lea    D123(%rip),%rbp
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0015,%eax
  movb   $0x0,(%rax)
  mov    $0x0,%esi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0016,%eax
  movb   $0x0,(%rax)
  mov    $0x0,%esi
  mov    %rbp,%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0xfffc0017,%eax
  movb   $0x0,(%rax)
  mov    $0x0,%esi
  lea    D264(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  lea    D186(%rip),%rax
  cmp    %rax,%rbx
  je     L12
L56:
  lea    D170(%rip),%rdi
  call   <puts@plt>
  mov    $0xfffc0000,%eax
  movzbl (%rax),%esi
  and    $0xfffffffe,%esi
  mov    %sil,(%rax)
  movzbl %sil,%esi
  lea    D164(%rip),%rdi
  mov    $0x0,%eax
  call   <printf@plt>
  mov    $0x32,%edi
  call   <kill_time@plt>
  jmp    L36
L12:
  mov    $0x0,%eax
  call   <self_testing_mode@plt>
  jmp    L56
```

tool_calls: name: disassemble_data
arguments: data_label: D53
data_type: string
name: disassemble_data
arguments: data_label: D84
data_type: string
name: disassemble_data
arguments: data_label: D250
data_type: string
name: disassemble_data
arguments: data_label: D44
data_type: string
name: disassemble_data
arguments: data_label: D170
data_type: string
name: disassemble_data
arguments: data_label: D117
data_type: string
name: disassemble_data
arguments: data_label: D82
data_type: string
name: disassemble_data
arguments: data_label: D21
data_type: string
name: disassemble_data
arguments: data_label: D28
data_type: string
name: disassemble_data
arguments: data_label: D240
data_type: string
name: disassemble_data
arguments: data_label: D195
data_type: string
name: disassemble_data
arguments: data_label: D115
data_type: string
name: disassemble_data
arguments: data_label: D83
data_type: string
name: disassemble_data
arguments: data_label: D171
data_type: string
name: disassemble_data
arguments: data_label: D249
data_type: string
name: disassemble_data
arguments: data_label: D31
data_type: string
name: disassemble_data
arguments: data_label: D146
data_type: string
name: disassemble_data
arguments: data_label: D124
data_type: string
name: disassemble_data
arguments: data_label: D216
data_type: string
name: disassemble_data
arguments: data_label: D88
data_type: string
name: disassemble_data
arguments: data_label: D181
data_type: string
name: disassemble_data
arguments: data_label: D221
data_type: string
name: disassemble_data
arguments: data_label: D123
data_type: string
name: disassemble_data
arguments: data_label: D264
data_type: string
name: disassemble_data
arguments: data_label: D186
data_type: string
name: disassemble_data
arguments: data_label: D164
data_type: string

tool: D53: Basic

tool: D84: Extended

tool: D250: ********** Basic Can Mode **********

tool: D44: Switch on Reset Mode

tool: D170: Switch off reset mode

tool: D117: ************************************

tool: D82: ******** Extended Can Mode *********

tool: D21: control_register: 0x%X 



tool: D28: Set clock divider register to extended can mode

tool: D240: clock_divider_register: 0x%X 



tool: D195: Set bus timing register 0

tool: D115: Sync Jump Width = 2  Baudrate Prescaler = 1

tool: D83: bus timing register 0: 0x%X 



tool: D171: Set bus timing register 1

tool: D249: SAM = 0 ---> Single Sampling

tool: D31: bus timing register 1: 0x%X 



tool: D146: Set acceptance code register

tool: D124: acceptance code register 0: 0x%X 


tool: D216: acceptance code register 1: 0x%X 


tool: D88: acceptance code register 2: 0x%X 


tool: D181: acceptance code register 3: 0x%X 



tool: D221: Set acceptance mask register

tool: D123: acceptance mask register: 0x%X 


tool: D264: acceptance mask register: 0x%X 



tool: D186: self_test

tool: D164: control_register 0x%X 



assistant: ```c
void init_can(char *mode, char *self_test) {
  unsigned char r_val;
  if (mode == "Basic") {
    printf("********** Basic Can Mode **********\n");
    printf("Switch on Reset Mode\n");
    r_val = *((unsigned char *)(0xfffc0000)) | 0x01;
    *((unsigned char *)(0xfffc0000)) = r_val;
    r_val = *((unsigned char *)(0xfffc001F)) & 0x7F | 0x07;
    *((unsigned char *)(0xfffc001F)) = r_val;
    *((unsigned char *)(0xfffc0006)) = 0x83;
    *((unsigned char *)(0xfffc0007)) = 0x25;
    *((unsigned char *)(0xfffc0004)) = 0xEA;
    *((unsigned char *)(0xfffc0005)) = 0x0F;
    kill_time(50);
    printf("Switch off reset mode\n");
    r_val = *((unsigned char *)(0xfffc0000)) & 0xFE;
    *((unsigned char *)(0xfffc0000)) = r_val;
    kill_time(50);
  } else if (mode == "Extended") {
    printf("************************************\n");
    printf("******** Extended Can Mode *********\n");
    printf("************************************\n");
    printf("Switch on Reset Mode\n");
    r_val = *((unsigned char *)(0xfffc0000)) | 0x01;
    *((unsigned char *)(0xfffc0000)) = r_val;
    printf("control_register: 0x%X \n\n", *((unsigned char *)(0xfffc0000)));
    kill_time(50);
    printf("Set clock divider register to extended can mode\n");
    r_val = *((unsigned char *)(0xfffc001F)) | 0x80 | 0x07;
    *((unsigned char *)(0xfffc001F)) = r_val;
    printf("clock_divider_register: 0x%X \n\n", *((unsigned char *)(0xfffc001F)));
    kill_time(50);
    printf("Set bus timing register 0\n");
    printf("Sync Jump Width = 2  Baudrate Prescaler = 1\n");
    *((unsigned char *)(0xfffc0006)) = 0x83;
    printf("bus timing register 0: 0x%X \n\n", *((unsigned char *)(0xfffc0006)));
    printf("Set bus timing register 1\n");
    printf("SAM = 0 ---> Single Sampling\n");
    *((unsigned char *)(0xfffc0007)) = 0x25;
    printf("bus timing register 1: 0x%X \n\n", *((unsigned char *)(0xfffc0007)));
    printf("Set acceptance code register\n");
    *((unsigned char *)(0xfffc0010)) = 0xA6;
    printf("acceptance code register 0: 0x%X \n", *((unsigned char *)(0xfffc0010)));
    *((unsigned char *)(0xfffc0011)) = 0xB0;
    printf("acceptance code register 1: 0x%X \n", *((unsigned char *)(0xfffc0011)));
    *((unsigned char *)(0xfffc0012)) = 0x12;
    printf("acceptance code register 2: 0x%X \n", *((unsigned char *)(0xfffc0012)));
    *((unsigned char *)(0xfffc0013)) = 0x30;
    printf("acceptance code register 3: 0x%X \n\n", *((unsigned char *)(0xfffc0013)));
    printf("Set acceptance mask register\n");
    *((unsigned char *)(0xfffc0014)) = 0x00;
    printf("acceptance mask register: 0x%X \n", *((unsigned char *)(0xfffc0014)));
    *((unsigned char *)(0xfffc0015)) = 0x00;
    printf("acceptance mask register: 0x%X \n", *((unsigned char *)(0xfffc0015)));
    *((unsigned char *)(0xfffc0016)) = 0x00;
    printf("acceptance mask register: 0x%X \n", *((unsigned char *)(0xfffc0016)));
    *((unsigned char *)(0xfffc0017)) = 0x00;
    printf("acceptance mask register: 0x%X \n\n", *((unsigned char *)(0xfffc0017)));
    if (self_test == "self_test") {
      self_testing_mode();
    }
    printf("Switch off reset mode\n");
    r_val = *((unsigned char *)(0xfffc0000)) & 0xFE;
    *((unsigned char *)(0xfffc0000)) = r_val;
    printf("control_register 0x%X \n\n", *((unsigned char *)(0xfffc0000)));
    kill_time(50);
  }
}
```