forked from KolibriOS/kolibrios
cleanup, trimming some fat.
git-svn-id: svn://kolibrios.org@4788 a494cfbc-eb01-0410-851d-a64ba20cac60
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ae5097b525
commit
a11044300e
@ -83,7 +83,8 @@ button: ; button
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cmp ah, 1 ; button id = 1 ?
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jne @f
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exit: mcall -1 ; close this program
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exit:
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mcall -1 ; close this program
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@@:
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cmp eax, 0x0000ff00
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jg load_drv
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@ -102,7 +103,7 @@ exit: mcall -1 ; close this program
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load_drv:
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shr eax, 16
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mov word [selected], ax
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mov [selected], ax
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mov bl, 6 ; get a dword
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mov bh, ah ; bus
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@ -110,9 +111,9 @@ load_drv:
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mov cl, 0 ; offset to device/vendor id
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mcall 62 ; get ID's
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mov word [PCI_Vendor], ax
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mov [PCI_Vendor], ax
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shr eax, 16
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mov word [PCI_Device], ax
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mov [PCI_Device], ax
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call get_drv_ptr
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mov ecx, eax
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@ -145,19 +146,18 @@ hook:
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mov [IOCTL.output], 0
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mcall 68, 17, IOCTL
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mov byte[drivernumber], al
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mov [drivernumber], al
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jmp still
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reset:
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movzx ebx, byte[drivernumber]
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movzx ebx, [drivernumber]
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mcall 74,,2
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jmp still
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unload:
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movzx ebx, byte[drivernumber]
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movzx ebx, [drivernumber]
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mcall 74,,3
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jmp still
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@ -202,46 +202,49 @@ draw_window:
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;* Gets the PCI Version and Last Bus
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Get_PCI_Info:
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mcall 62, 0
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mov word [PCI_Version], ax
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mov [PCI_Version], ax
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mcall 62, 1
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mov byte [PCI_LastBus], al
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mov [PCI_LastBus], al
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;----------------------------------------------------------
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;* Get all devices on PCI Bus
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mov edx, 20 shl 16 + 110 ; set start write position
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cmp al, 0xff ; 0xFF means no pci bus found
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jne Pci_Exists ;
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ret ; if no bus then leave
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Pci_Exists:
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mov byte [V_Bus], 0 ; reset varibles
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mov byte [V_Dev], 0 ;
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mov [V_Bus], 0
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mov [V_Dev], 0
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mov edx, 20 shl 16 + 110 ; set start write position
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Start_Enum:
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mov bl , 6 ; get a dword
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mov bh , byte [V_Bus] ; bus of pci device
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mov ch , byte [V_Dev] ; device number/function
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mov bl, 6 ; read dword
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mov bh, [V_Bus]
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mov ch, [V_Dev]
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mov cl, 0 ; offset to device/vendor id
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mcall 62 ; get ID's
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cmp ax, 0 ; Vendor ID should not be 0 or 0xFFFF
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je nextDev ; check next device if nothing exists here
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cmp ax, 0xffff ;
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je nextDev ;
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mov word [PCI_Vendor], ax ; There is a device here, save the ID's
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mov [PCI_Vendor], ax ; There is a device here, save the ID's
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shr eax, 16 ;
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mov word [PCI_Device], ax ;
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mov [PCI_Device], ax ;
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mov bl, 4 ; Read config byte
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mov bh , byte [V_Bus] ; Bus #
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mov ch , byte [V_Dev] ; Device # on bus
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mov bh, [V_Bus] ; Bus #
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mov ch, [V_Dev] ; Device # on bus
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mov cl, 0x08 ; Register to read (Get Revision)
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mcall 62 ; Read it
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mov byte [PCI_Rev], al ; Save it
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mov [PCI_Rev], al ; Save it
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mov cl, 0x0b ; Register to read (Get class)
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mcall 62 ; Read it
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mov byte [PCI_Class], al ; Save it
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mov [PCI_Class], al ; Save it
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mov cl, 0x0a ; Register to read (Get Subclass)
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mcall 62 ; Read it
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mov byte [PCI_SubClass], al ; Save it
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mov [PCI_SubClass], al ; Save it
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mov cl, 0x09 ; Register to read (Get Interface)
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mcall 62 ; Read it
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mov [PCI_Interface], al ; Save it
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@ -273,19 +276,19 @@ Start_Enum:
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js nextDev
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nextdev2:
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test byte [V_Dev], 7
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test [V_Dev], 7
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jnz nextDev
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or byte [V_Dev], 7
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or [V_Dev], 7
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nextDev:
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inc [V_Dev] ; lower 3 bits are the function number
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jnz Start_Enum ; jump until we reach zero
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mov byte [V_Dev], 0 ; reset device number
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inc byte [V_Bus] ; next bus
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mov al , byte [PCI_LastBus] ; get last bus
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cmp byte [V_Bus], al ; was it last bus
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mov [V_Dev], 0 ; reset device number
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inc [V_Bus] ; next bus
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mov al, [PCI_LastBus] ; get last bus
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cmp [V_Bus], al ; was it last bus
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jbe Start_Enum ; if not jump to keep searching
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ret
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@ -338,12 +341,12 @@ Print_New_Device:
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shl ecx, 16
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add ecx, 9
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movzx edx, byte [V_Bus]
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shl dx , 8
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mov dl , byte [V_Dev]
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xor edx, edx
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mov dh, [V_Bus]
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mov dl, [V_Dev]
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mov esi, 0x0000c0ff ; color: yellow if selected, blue otherwise
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cmp word [selected], dx
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cmp [selected], dx
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jne @f
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mov esi, 0x00c0c000
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@@:
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@ -355,24 +358,24 @@ Print_New_Device:
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pop edx
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xor esi, esi ; Color of text
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movzx ecx, word [PCI_Vendor] ; number to be written
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movzx ecx, [PCI_Vendor] ; number to be written
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mcall 47, 0x00040100 ; Write Vendor ID
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add edx, (4*6+18) shl 16
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movzx ecx, word [PCI_Device] ; get Vendor ID
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movzx ecx, [PCI_Device] ; get Vendor ID
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mcall ; Draw Vendor ID to Window
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add edx, (4*6+18) shl 16
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movzx ecx, byte [V_Bus] ; get bus number
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movzx ecx, [V_Bus]
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mcall ,0x00020100 ; draw bus number to screen
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add edx, (2*6+18) shl 16
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movzx ecx, byte [V_Dev] ; get device number
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movzx ecx, [V_Dev]
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shr ecx, 3 ; device number is bits 3-7
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mcall ; Draw device Number To Window
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add edx, (2*6+18) shl 16
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movzx ecx, byte [PCI_Rev] ; get revision number
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movzx ecx, [PCI_Rev]
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mcall ; Draw Revision to screen
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add edx, (2*6+18) shl 16
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@ -390,7 +393,7 @@ Print_New_Device:
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; Prints the Vendor's Name based on Vendor ID
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;------------------------------------------------------------------
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mov edx, VendorsTab
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mov cx , word[PCI_Vendor]
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mov cx, [PCI_Vendor]
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.fn: mov ax, [edx]
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add edx, 6
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@ -539,12 +542,14 @@ V_Bus db ?
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V_Dev db ?
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PCI_Version dw ?
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PCI_LastBus db ?
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; Dont change order
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PCI_Vendor dw ?
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PCI_Device dw ?
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PCI_Bus db ?
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PCI_Dev db ?
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PCI_Rev db ?
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; don`t change order!!!
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; Dont change order
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PCI_Class db ?
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PCI_SubClass db ?
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PCI_Interface db ?
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