diff options
| author | thegeorg <[email protected]> | 2023-08-22 18:56:30 +0300 |
|---|---|---|
| committer | thegeorg <[email protected]> | 2023-08-22 19:13:38 +0300 |
| commit | 769d14120ef8e30363c7dd6870ce1b82552587c3 (patch) | |
| tree | c407d1d3f152b9f6eb13f50abc3f5b06db82f9b3 /contrib/libs/asmlib/procname64.asm | |
| parent | 494eee7cbbaf3e7d71a133c80c96aec26e518c2a (diff) | |
Extract asmlib manipulations into separate block
Diffstat (limited to 'contrib/libs/asmlib/procname64.asm')
| -rw-r--r-- | contrib/libs/asmlib/procname64.asm | 145 |
1 files changed, 0 insertions, 145 deletions
diff --git a/contrib/libs/asmlib/procname64.asm b/contrib/libs/asmlib/procname64.asm deleted file mode 100644 index 1b77b743205..00000000000 --- a/contrib/libs/asmlib/procname64.asm +++ /dev/null @@ -1,145 +0,0 @@ -%include "defs.asm" - -; procname64.asm
-;
-; Author: Agner Fog
-; Date created: 2007
-; Last modified: 2011-07-02
-; Description:
-; ProcessorName
-; =============
-; This function produces a zero-terminated ASCII string containing a name
-; for the microprocessor in human-readable format.
-;
-; Copyright (c) 2007-2011 GNU General Public License www.gnu.org/licenses
-;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
-
-default rel
-
-global ProcessorName: function
-
-SECTION .data
-align 16
-
-NameBuffer times 50H db 0 ; Static buffer to contain name
-
-
-SECTION .text align=16
-
-; ********** ProcessorName function **********
-; C++ prototype:
-; void ProcessorName (char * text);
-
-; This function finds the name of the microprocessor. The name is returned
-; in the parameter text, which must be a character array of at least 68 bytes.
-
-ProcessorName:
- push rbx
- push rdi
- lea rdi, [NameBuffer] ; text pointer
-
- mov eax, 80000000H
- cpuid
- cmp eax, 80000004H ; text if extended vendor string available
- jb no_ext_vendor_string
-
- ; Has extended vendor string
- mov eax, 80000002H
- cpuid
- mov [rdi], eax ; store 16 bytes of extended vendor string
- mov [rdi+4], ebx
- mov [rdi+8], ecx
- mov [rdi+0CH], edx
- mov eax, 80000003H
- cpuid
- mov [rdi+10H], eax ; next 16 bytes
- mov [rdi+14H], ebx
- mov [rdi+18H], ecx
- mov [rdi+1CH], edx
- mov eax, 80000004H
- cpuid
- mov [rdi+20H], eax ; next 16 bytes
- mov [rdi+24H], ebx
- mov [rdi+28H], ecx
- mov [rdi+2CH], edx
- jmp get_family_and_model
-
-no_ext_vendor_string:
- ; No extended vendor string. Get short vendor string
- xor eax, eax
- cpuid
- mov [rdi],ebx ; store short vendor string
- mov [rdi+4],edx
- mov [rdi+8],ecx
- mov byte [rdi+12],0 ; terminate string
-
-get_family_and_model:
- xor eax, eax
- mov ecx, 30H
- cld
- repne scasb ; find end of text
- dec rdi
-
- mov dword [rdi], ' Fam' ; Append text " Family "
- mov dword [rdi+4], 'ily '
- add rdi, 8
-
- mov eax, 1
- cpuid ; Get family and model
- mov ebx, eax
- mov ecx, eax
- shr eax, 8
- and eax, 0FH ; Family
- shr ecx, 20
- and ecx, 0FFH ; Extended family
- add eax, ecx ; Family + extended family
- call WriteHex ; Write as hexadecimal
-
- mov dword [rdi], 'H Mo' ; Write text "H Model "
- mov dword [rdi+4], 'del '
- add rdi, 8
-
- mov eax, ebx
- shr eax, 4
- and eax, 0FH ; Model
- mov ecx, ebx
- shr ecx, 12
- and ecx, 0F0H ; Extended model
- or eax, ecx ; Model | extended model
- call WriteHex ; Write as hexadecimal
-
- mov dword [rdi], 'H' ; Write text "H"
-
-PNEND: ; finished
- lea rax, [NameBuffer] ; Pointer to result
- pop rdi
- pop rbx
- ret
-;ProcessorName ENDP
-
-WriteHex: ; Local function: Write 2 hexadecimal digits
- ; Parameters: AL = number to write, RDI = text destination
- mov ecx, eax
- shr ecx, 4
- and ecx, 0FH ; most significant digit first
- cmp ecx, 10
- jnb W1
- ; 0 - 9
- add ecx, '0'
- jmp W2
-W1: ; A - F
- add ecx, 'A' - 10
-W2: mov [rdi], cl ; write digit
-
- mov ecx, eax
- and ecx, 0FH ; next digit
- cmp ecx, 10
- jnb W3
- ; 0 - 9
- add ecx, '0'
- jmp W4
-W3: ; A - F
- add ecx, 'A' - 10
-W4: mov [rdi+1], cl ; write digit
- add rdi, 2 ; advance string pointer
- ret
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