; []===========================================================[] ; ; NOTICE: THIS PROGRAM BELONGS TO AWARD SOFTWARE INTERNATIONAL(R) ; INC. IT IS CONSIDERED A TRADE SECRET AND IS NOT TO BE ; DIVULGED OR USED BY PARTIES WHO HAVE NOT RECEIVED ; WRITTEN AUTHORIZATION FROM THE OWNER. ; ; []===========================================================[] ; ;R57 ifdef POWRBIOS ;R57 .MODEL SMALL,STDCALL ;R57 .386 ;R57 else .MODEL SMALL,BASIC ; no underscore, all caps .386 OPTION M510,OLDSTDCALL include bios.cfg ;R57 endif ; []==========================================================[] ; ; This source code is classified as confidential and ; contains trade secrets owned by Award Software, Inc. ; ; Copyright 1984, 1996 ; Award Software, Inc. ; All rights reserved. ; ; []==========================================================[] ; ; PAGE 60,132 ; TITLE DMIPOST -- DMI Post support ;============================================================================= ; FILE: DMIPOST.ASM ; ; DESC: DMI POST support to build and maintain DMI structures ; ; ; BY: Tim Markey ; DATE: 06/01/96 ;============================================================================= ;---------------------------------------------------------------------------- ;Rev Date Name Description ;---------------------------------------------------------------------------- ;R54A 04/23/99 RAY Fixed compiling error for Non-PnP & Non-DMI BIOS ;R51A 04/01/99 RCH Removed unused external procedures ;R60 02/04/99 KVN Fixed DMI function 54h error in POST ;R59 01/28/99 BAR Support update ESCD DMI in SMM mode. ; define switch "Flash_IN_SMBASE" ;R58 01/20/99 RIC Fix that 2a5lhxxx code compile error in DMI_CT. ;R57 10/31/98 RAY Support switch: MULTI_LANGUAGE_SUPPORT so that this file ; becomes common for 4.5 & 4.6 ;R56 09/29/98 KVN Release DMI and ESCD pool in flash ROM when not define ; "ESCD_SUPPORT" and "FLASH_SUPPORT" in BIOS.CFG ;R55 09/18/98 STV 1.Added Type09 slot for "AGP" info. ; 2.Fixed Type09 slot "In Use" detect error. ;R54 09/16/98 STV Added define "SMBIOS_SUPPORT_VER" EQU for SMBIOS VER. ;R53 08/25/98 KVN Added a function call for all dmipost subroutine during ; POST.That can support POST to call DMI function or subroutine. ;R52 08/20/98 KVN Added a external declare for OEM customer ;R51 08/18/98 KVN Removed all build and update type subroutine to DMI_MB.INC ; for support OEM customer issue ;R50 08/13/98 STV Added "INTEL(R) CELERON(TM)" for Type04.processor_version ;R48C 08/10/98 STV Fixed R14 DMI_MAX_POOL_SIZE Define size ;R49 06/29/98 STV Added cpu_speed_table cpu100. ;R48B 06/18/98 STV Added PnpFunc_54h_in_post, PnpFunc_56h_in_post, PnpFunc_57h_in_post ; func for DMI func 54h,56h,57h. ;R48A 06/16/98 STV 1.Added DMI_GPNV_Support definition(DMI func 54h). ; 2.Fixed DMI func 55h,56h,57h. ;R48 05/27/98 STV Added DMI func 55h,56h,57h & change DMI table checksum addr ;============================================================================- ;R54 ifdef DMI_ENABLED .xlist ;R57 ifndef POWRBIOS include common.equ ifdef DMI_ENABLED ;R54A include common.mac include cmos.equ include pnp.equ include bsetup.inc ;R57 endif include dmi.equ include dmipost.equ include dmi_mb.cfg ;R54A ifdef DMI_ENABLED ;R54 ifdef FLASH_SUPPORT ;R56 post_card macro value push ax mov al,value out 80h,al pop ax endm ifdef POWRBIOS CODE SEGMENT PARA PUBLIC 'CODE' else option oldstdcall g_ram segment use16 at 40h include g_ram.inc g_ram ends include dmi_mb.ext ;R52 ;R48A start ifdef DMI_GPNV_support extrn Write_post_mark0:near extrn Write_post_mark1:near extrn Write_post_mark2:near extrn Read_post_mark0:near extrn Clear_post_mark0:near ifndef flash_in_smbase ;R60 extrn Clear_post_mark1:near endif ;flash_in_smbase ;R60 extrn TEMP_MEM:ABS ;R48B endif ;DMI_GPNV_support ;R48A end ;R57 - starts ifdef MULTI_LANGUAGE_SUPPORT DECLARE_MULTI_LANGUAGE ;macro to declare externals extrn fProc_Disp_Language:far extrn X_Display_String:Near endif ;MULTI_LANGUAGE_SUPPORT ;R57 - ends ifdef DMI_PS2M_ENABLED extrn SYSTEM1_BYTE:near endif ;DMI_PS2M_ENABLED ;R51A extrn Check_K6_Cpu:near extrn Read_CpuID:near ifndef P6_BIOS_ONLY extrn Check_K6_Cpu:near ;R51A extrn Check_IdtCpu:near endif; P6_BIOS_ONLY ifdef P6_BIOS_ONLY extrn Convert_P6L2_Cache:near endif; P6_BIOS_ONLY ifdef PIIX_ID ifndef NO_EDO_SUPPORT extrn DRAM_SPEED_ITEM:near endif; NO_EDO_SUPPORT endif; PIIX_ID ifdef VT597 extrn Tag_Item:near ifdef Have_BankInterleave_Item extrn SDRAM_BK_Item:near endif; Have_BankInterleave_Item ifndef NO_PARITY_ITEM extrn Parity_Item:near endif; NO_PARITY_ITEM extrn Bank_01_DRAM_Timing_Item:near extrn Bank_23_DRAM_Timing_Item:near extrn Bank_45_DRAM_Timing_Item:near endif; VT597 ifdef VT595 extrn Tag_Item:near extrn SDRAM_BK_Item:near ifndef NO_PARITY_ITEM extrn Parity_Item:near endif; NO_PARITY_ITEM extrn Auto_Cfg_Item:near endif; VT595 ifdef VT691 ifdef Have_BankInterleave_Item extrn SDRAM_BK_Item:near endif; Have_BankInterleave_Item ifndef NO_PARITY_ITEM extrn Parity_Item:near endif; NO_PARITY_ITEM extrn Bank_01_DRAM_Timing_Item:near extrn Bank_23_DRAM_Timing_Item:near extrn Bank_45_DRAM_Timing_Item:near extrn Bank_67_DRAM_Timing_Item:near endif; VT691 ifdef VT692 ifdef Have_BankInterleave_Item extrn SDRAM_BK_Item:near endif; Have_BankInterleave_Item ifndef NO_PARITY_ITEM extrn Parity_Item:near endif; NO_PARITY_ITEM extrn Bank_01_DRAM_Timing_Item:near extrn Bank_23_DRAM_Timing_Item:near extrn Bank_45_DRAM_Timing_Item:near extrn Bank_67_DRAM_Timing_Item:near endif; VT692 ifdef VT501 ;R58 - start ifdef Have_BankInterleave_Item extrn SDRAM_BK_Item:near endif; Have_BankInterleave_Item ifndef NO_PARITY_ITEM extrn Parity_Item:near endif; NO_PARITY_ITEM extrn Bank_01_DRAM_Timing_Item:near extrn Bank_23_DRAM_Timing_Item:near extrn Bank_45_DRAM_Timing_Item:near endif; VT501 ;R58 - end extrn GetItem_Value:near extrn post_call_proc:near extrn dmi_shadow_info:near extrn Post_Flash_Read:near extrn Post_Flash_Write:near extrn Store_DMI_to_Shadow:near ifdef BCPOEM_Table extrn System_Ser:near extrn System_Manu:near extrn System_Name:near endif ;BCPOEM_Table Temp_DMI_Pool_SEG EQU 1000h Temp_DMI_Pool_OFF EQU 0 XGROUP GROUP XCODE XCODE SEGMENT USE16 PARA PUBLIC 'XCODE' ASSUME CS:XGROUP,DS:G_RAM,ES:XGROUP endif Public BEGIN_DMI_POST ; Used to track overall size of BEGIN_DMI_POST LABEL BYTE ; DMI Post include dmi_mb.inc ; motherboard specific dmi structures include dmi_ct.inc ; chipset specific routines ;R57 build_dmi_msg db 'Building DMI Pool ',0 ;R57 one_struct_msg db '.',0 ;R57 Verify_dmi_msg db 'Verifying DMI Pool Data ',0 ;R57 update_dmi_msg db ' Update',0 ;R57 success_msg db ' Success',0 ;R57 new_line_msg db 0Dh, 0Ah, 0 ;R57 - starts DEFINE_MSG build_dmi_msg db 'Building DMI Pool ', 0 one_struct_msg db '.',0 DEFINE_MSG Verify_dmi_msg db 'Verifying DMI Pool Data ', 0 DEFINE_MSG update_dmi_msg db ' Update', 0 DEFINE_MSG dmi_success_msg db ' Success', 0 new_line_msg db 0Dh, 0Ah, 0 ;R57 - ends ;============================================================================= ; FUNC: Post_DMI_Flash_Write ;Input : DS:SI = point to source buffer ; ES:DI = point to distinct buffer (Range = FD000h-FDFFFh) ; CX = length ;Output : CF = 0 successful ; CF = 1 fail ;============================================================================= Post_DMI_Flash_Write proc near push si push cx ;R48 mov cx,DMI_STORAGE_SIZE-1 ;get DMI pool size - 1(checksum byte) ;R48start ;R48C ifdef DMI_GPNV_support ;R48C mov cx,DMI_GPNV_MAX_POOL_SIZE-1 ;get DMI pool size - 1(checksum byte) ;R48C else mov cx,DMI_MAX_POOL_SIZE-1 ;get DMI pool size - 1(checksum byte) ;R48C endif ;DMI_GPNV_support ;R48end xor ah,ah ;clear value @@: lodsb ;get data add ah,al ;count loop @B ;next loop mov ds:[si],ah ;store to checksum byte pop cx pop si ;restore original SI offset F000_call Post_Flash_Write ;reflash it ret Post_DMI_Flash_Write endp ;============================================================================= ; FUNC: BUILD_DMI_POOL ; ; DESC: Build and maintain DMI pool. This function will check to see if there ; are any structures present, if there are no structures present, then ; it will build default structures. If there are structures already ; present, then it will update the information in these structures to ; reflect the current state of the system. ; ; IN: NONE ; OUT: NONE ;============================================================================= build_dmi_pool proc uses es pusha ; save all general registers ;R59 - start ifdef Flash_IN_SMBASE mov ax,DMI_STORAGE_BASE elseifdef ESCD_M2 ;R59 - end ;R59 ifdef ESCD_M2 mov ax,DMI_STORAGE_BASE else ;ESCD_M2 mov ax,DMI_STORAGE_BASE_16 endif ;ESCD_M2 mov ds,ax mov si,PARAM_BLOCK_BASE+DMI_TBL_OFFSET mov ax,Temp_DMI_Pool_SEG mov es,ax mov di,Temp_DMI_Pool_OFF mov cx,DMI_STORAGE_SIZE F000_call Post_Flash_Read ;R48 mov cx,DMI_STORAGE_SIZE-1 ;get dmi pool size - 1(checksum byte) ;R48start ;R48C ifdef DMI_GPNV_support ;R48C mov cx,DMI_GPNV_MAX_POOL_SIZE-1 ;get dmi pool size - 1(checksum byte) ;R48C else mov cx,DMI_MAX_POOL_SIZE-1 ;get dmi pool size - 1(checksum byte) ;R48C endif ;DMI_GPNV_support ;R48end xor ah,ah ;clear counter value @@: mov al,es:[di] ;get data inc di ;next point add ah,al ;count loop @B ;next loop cmp ah,es:[di] ;checksum value equal? je short @F ;Yes,dont rebuild mov di,Temp_DMI_Pool_OFF ;clear temp DMI pool mov ax,0ffffh ;default value ;R48 mov cx,DMI_STORAGE_SIZE/2 ;size / 2 (for word) ;R48start ;R48C ifdef DMI_GPNV_support ;R48C mov cx,DMI_GPNV_MAX_POOL_SIZE/2 ;size / 2 (for word) ;R48C else mov cx,DMI_MAX_POOL_SIZE/2 ;size / 2 (for word) ;R48C endif ;DMI_GPNV_support ;R48end rep stosw ;clear it jmp short Force_Build_DMI ;go to rebuild routine @@: ; Do not rely on GET_DMI_INFORMATION for number of structures ; mov ax,TMP_DMI_SEG1 ; mov es,ax ; call get_dmi_information_call ; get the DMI information ; ; xor di,di ; offset from zero ; assm di:ptr get_dmi_info ; mov ax,es:[di].num_struc ; get number of structures ; Do not rely on GET_DMI_INFORMATION for number of structures mov al,NO_SET ; or value - signal to read from flash call set_dmi_state ; set state variable for updates call check_for_structures ; check if any structures exist .if ax == DMI_INVALID_HANDLE ; structure not found Force_Build_DMI: call build_dmi_info ; build the structures .endif call update_dmi_info ; update DMI information cli F000_call F000_Shadow_W ; Enable F000 shadow writeable mov ax,Temp_DMI_Pool_SEG mov ds,ax mov si,Temp_DMI_Pool_OFF mov di,0f000h mov es,di ;R48A start ifdef DMI_GPNV_support push si ;R48C mov si,Temp_DMI_Pool_OFF+DMI_GPNV_MAX_POOL_SIZE mov si,Temp_DMI_Pool_OFF+DMI_MAX_POOL_SIZE ;R48C ;;;;; mov di,Shadow_DMI_Address + DMI_GPNV_MAX_POOL_SIZE mov di,Shadow_DMI_Len_Address - GPNV_MIN_BUF_SIZE ; 0ffset 0E00h mov cx,GPNV_MIN_BUF_SIZE rep movsb mov si,offset Write_post_mark0 mov word ptr es:[si],9090h mov si,offset Write_post_mark1 mov word ptr es:[si],9090h mov si,offset Write_post_mark2 mov word ptr es:[si],9090h mov si,offset Read_post_mark0 mov word ptr es:[si],9090h mov si,offset Clear_post_mark0 mov word ptr es:[si],9090h ifndef flash_in_smbase ;R60 mov si,offset Clear_post_mark1 mov word ptr es:[si],9090h endif ;flash_in_smbase ;R60 pop si endif ;DMI_GPNV_support ;R48A end mov di,offset dmi_shadow_info ; point to reserved shadow area mov cx,8 ; size of signature+max size+num structs rep movsb ; move signature, max size and num structs to shadow mov ax,ds:[si-4] ; get number of structure cmp ax,0ffffh ; check is invalid? je short @F ; Yes,skip store to shadow F000_call Store_DMI_to_Shadow @@: F000_call F000_Shadow_R ; Enable F000 shadow readonly sti popa ; restore all general registers ret build_dmi_pool endp ;============================================================================= ; FUNC: CHECK_FOR_STRUCTURES ; ; DESC: Attempt to get first DMI structure from DMI Pool ; ; IN: NONE ; OUT: AX - Return value from get dmi structure ;============================================================================= check_for_structures proc uses es di ds si dx bx local dmi_struct_handle:word ; Check to see if one structure already exists mov dmi_struct_handle,0 ; set struct handle to zero, (find first entry) push ss ; set ES:DI to point to struct handle pop es ; lea di,dmi_struct_handle ; mov dx,TMP_DMI_SEG1 ; set DS:SI to point to dmiStructBuffer mov ds,dx ; mov si,TMP_DMI_OFS1 ; mov dl,al ; mov dh,bh ; xor bh,bh ; call get_dmi_structure_call ; get the dmi structure (AX modified) ret check_for_structures endp ;============================================================================= ; FUNC: BUILD_DMI_INFO ; ; DESC: Add DMI structures if not already present. No optimizations are ; necessary for this code as it is only performed on first boot. ; It is safer to update the flash on every change. ; ; IN: NONE ; OUT: NONE ;============================================================================= ; build_dmi_info proc uses ds es fs build_dmi_info proc uses ds es local last_structure:byte pusha mov last_structure,0 ifndef No_show_Updata_DMI_Msg mov ax, cs mov ds, ax mov si, offset XGROUP:build_dmi_msg ;R57 POST_func_call Disp_String ;R57 - starts ifdef MULTI_LANGUAGE_SUPPORT call fProc_Disp_Language else ;MULTI_LANGUAGE_SUPPORT POST_func_call Disp_String endif ;MULTI_LANGUAGE_SUPPORT ;R57 - ends endif ;No_show_Updata_DMI_Msg push cs pop ds ; code segment contains table lea bx,dmi_tbl ; DS:[BX] points to dmi_tbl xor dx,dx ; DX = node number call get_set_dmi_buffers ; get data buffer in ES:DI, work buffer in FS:SI .repeat call show_one_dot ; put a dot one the screen assm di:ptr dmi_set_struct ; assume DI points to dmi_set_struct struct mov es:[di].command,DMI_ADD_STRUCT ; set command for adding a structure assm bx:ptr dmi_entry ; push bx ; save index add bx,sizeof dmi_entry ; point BX to next entry .if [bx].info == 0FFFFh ; mov last_structure,1 ; signal that this is the last structure .endif pop bx ; restore index movzx cx,[bx].num_entrys ; get number of structures to include .if cx != 0 ; if more than zero entrys push cx ; save number of entrys push si ; save work buffer offset mov si,[bx].info ; load pointer (DS already set) mov cx,[bx].tsize ; load size of table mov es:[di].data_length,cx ; push di ; save dmi buffer offset add di,ofs dmi_set_struct.struc_type rep movsb ; copy structure to add onto end of data buffer pop di ; restore dmi buffer offset pop si ; restore work buffer offset pop cx ; restore number of entrys assm di:ptr dmi_set_struct .repeat .if last_structure && cx == 1 push bx mov bh,SET_INFO_MASK ; and mov bl,LAST_SET ; or - signal to flash call update_dmi_state ; set state variable for updates pop bx .endif .repeat mov es:[di].struc_handle,dx ; update handle call set_dmi_structure_call ; add the DMI structure jc short build_dmi_info_exit inc dx ; increment handle number in DX .until .untilcxz ; loop for number of entrys in CX .endif ; end if cx != 0 ; removed code to change state to MIDDLE_SET .if [bx].build_func != 0 ; get number of structures to include push ds call [bx].build_func ; build function (needs only to be called once) pop ds .endif add bx,sizeof dmi_entry ; point BX to next entry .until [bx].info == 0FFFFh ; until terminator found ;R59 - start ifdef Flash_IN_SMBASE mov ax,DMI_STORAGE_BASE elseifdef ESCD_M2 ;R59 - end ;R59 ifdef ESCD_M2 mov ax,DMI_STORAGE_BASE else ;ESCD_M2 mov ax,DMI_STORAGE_BASE_16 endif ;ESCD_M2 mov es,ax mov di,PARAM_BLOCK_BASE+DMI_TBL_OFFSET mov ax,Temp_DMI_Pool_SEG mov ds,ax mov si,Temp_DMI_Pool_OFF mov cx,DMI_STORAGE_SIZE call Post_DMI_Flash_Write jc short build_dmi_info_exit call show_success_msg ; show success message build_dmi_info_exit: call clear_line popa ; restore all registers ret build_dmi_info endp ;R51;============================================================================= ;R51; FUNC: BUILD_TYPE00 - (BIOS Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51build_type00 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 mov cx,0 ; instance of information ;R51 mov bh,BIOS_INFORMATION ; BIOS information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc build_type00_exit ; quit if structure not found ;R51 ;R51 mov si,0f000h ;R51 mov ds,si ;R51 mov si,DATE_STRING_OFFSET ; add date string ;R51 mov bl,ofs type00.bios_date ; date string index ;R51 ;R51 call update_dmi_string ; change word in structure ;R51 ;R51build_type00_exit: ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51 ;R51build_type00 endp ;R51 ;R51 ;R51;============================================================================= ;R51; FUNC: BUILD_TYPE05 - (Memory Controller Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; DX - handle of current structure + 1 ;R51; OUT: NONE ;R51;============================================================================= ;R51build_type05 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 mov ax,dx ; save handle in AX ;R51 ;R51 mov cx,0 ; instance of information ;R51 mov bh,MEM_CTLR_INFORMATION ; Memory Controller information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc build_type05_exit ; quit if structure not found ;R51 ;R51 mov cx,NUM_MEM_SLOTS ; number of memory slots ;R51 ;R51 mov bl,ofs type05.mem_mod_hndl_list ; offset ;R51 ;R51 .repeat ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 inc ax ; AX = next handle ;R51 add bl,2 ; set BL to next handle location ;R51 .untilcxz ;R51 ;R51build_type05_exit: ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51 ;R51build_type05 endp ;R51 ;R51 ;R51;============================================================================= ;R51; FUNC: BUILD_TYPE06 - (Memory Module Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; DX - handle of current structure + 1 ;R51; OUT: NONE ;R51;============================================================================= ;R51build_type06 proc uses ds es ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 mov ax,dx ; save handle in AX ;R51 push cs ; set DS to CS ;R51 pop ds ;R51 xor cx,cx ; clear memory module count in CX ;R51 ;R51 ;R51 lea si,mem_bank_connection_table ;R51 ;R51 .repeat ;R51 ;R51 mov bh,MEM_MOD_INFORMATION ; Memory Module information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc build_type06_exit ; quit if structure not found ;R51 ;R51 push edx ;R51 mov al,[si] ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 mov bl,ofs type06.bank_connection ; offset ;R51 call update_dmi_component ; change word in structure ;R51 inc si ; point SI to next bank connection ;R51 ;R51 push si ;R51 movzx bx,cl ;R51 shl bx,1 ; word table ;R51 lea si,mem_string_table ; get start of mem string table ;R51 mov si,wptr [si+bx] ; get pointer to string ;R51 mov bl,ofs type06.socket_designation ; date string index ;R51 call update_dmi_string ; change word in structure ;R51 pop si ;R51 pop edx ;R51 ;R51 inc cl ; get next instance ;R51 ;R51 .until cl >= NUM_MEM_SLOTS ;R51 ;R51build_type06_exit: ;R51 ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51 ;R51build_type06 endp ;============================================================================= ; FUNC: UPDATE_DMI_INFO ; ; DESC: Update DMI structures with information which changes and needs to ; be detected by the BIOS during POST. ; ; List of items which need to be updated every POST: ; ; Processor Information: ; External Clock (Done) ; Current Speed (Done) ; Status (Done) ; Memory Module Information: ; Bank Connections ; Current Speed ; Current Memory Type ; Installed Size ; Enabled Size ; Error Status ; Cache Information: ; Cache Configuration (Done) ; Installed Size (Done) ; Current SRAM Type (Done) ; System Slots (PCI): ; Current Usage ; Slot ID ; On Board Device Information: ; Device Status ; System Event Logging ; ; IN: NONE ; OUT: NONE ;============================================================================= update_dmi_info proc uses ds pusha ; save all registers ;R59 - start ifdef Flash_IN_SMBASE mov ax,DMI_STORAGE_BASE elseifdef ESCD_M2 ;R59 - end ;R59 ifdef ESCD_M2 mov ax,DMI_STORAGE_BASE else ;ESCD_M2 mov ax,DMI_STORAGE_BASE_16 endif ;ESCD_M2 mov ds,ax mov si,PARAM_BLOCK_BASE+DMI_TBL_OFFSET mov ax,Temp_DMI_Pool_SEG mov es,ax mov di,Temp_DMI_Pool_OFF mov cx,DMI_STORAGE_SIZE F000_call Post_Flash_Read ifndef No_show_Updata_DMI_Msg mov ax, cs mov ds, ax mov si, offset XGROUP:Verify_dmi_msg ;R57 POST_func_call Disp_String ;R57 - starts ifdef MULTI_LANGUAGE_SUPPORT call fProc_Disp_Language else ;MULTI_LANGUAGE_SUPPORT POST_func_call Disp_String endif ;MULTI_LANGUAGE_SUPPORT ;R57 - ends endif ;No_show_Updata_DMI_Msg and byte ptr Post_Temp_Byte[bp],not DMI_UPDATE mov bh,00h mov bl,FIRST_SET call update_dmi_state ; Set DMI POST State variable push cs ; point DS:BX to dmi_entry table pop ds ; lea bx,dmi_tbl ; .repeat assm bx:ptr dmi_entry ; assume BX points to dmi_entry table .if [bx].update_func != 0 ; get number of structures to include call show_one_dot ; put a dot one the screen push ds call [bx].update_func ; update function pop ds .endif add bx,sizeof dmi_entry ; point to next entry .until [bx].info == 0FFFFh ; repeat until terminator reached test byte ptr Post_Temp_Byte[bp],DMI_UPDATE jz short update_dmi_info_exit ;R59 - start ifdef Flash_IN_SMBASE mov ax,DMI_STORAGE_BASE elseifdef ESCD_M2 ;R59 - end ;R59 ifdef ESCD_M2 mov ax,DMI_STORAGE_BASE else ;ESCD_M2 mov ax,DMI_STORAGE_BASE_16 endif ;ESCD_M2 mov es,ax mov di,PARAM_BLOCK_BASE+DMI_TBL_OFFSET mov ax,Temp_DMI_Pool_SEG mov ds,ax mov si,Temp_DMI_Pool_OFF mov cx,DMI_STORAGE_SIZE call Post_DMI_Flash_Write jc short update_dmi_info_exit ifndef No_show_Updata_DMI_Msg mov ax,cs mov ds,ax mov si, offset XGROUP:update_dmi_msg ;R57 POST_func_call Disp_String ;R57 - starts ifdef MULTI_LANGUAGE_SUPPORT call fProc_Disp_Language else ;MULTI_LANGUAGE_SUPPORT POST_func_call Disp_String endif ;MULTI_LANGUAGE_SUPPORT ;R57 - ends call show_success_msg ; show success message endif ;No_show_Updata_DMI_Msg update_dmi_info_exit: call clear_line popa ; restore all general registers ret update_dmi_info endp ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE00 - (BIOS Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type00 proc near ;R51 jmp build_type00 ;R51update_type00 endp ;R51 ;R51ifdef BCPOEM_Table ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE01 - (System Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type01 proc near ;R51 pusha ; save all general registers ;R51 ;R51 mov cx,0 ; instance of information ;R51 mov bh,SYSTEM_INFORMATION ; SYSTEM information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc build_type01_exit ; quit if structure not found ;R51 ;R51 F000_call F000_Shadow_W ; Enable F000 shadow writeable ;R51 mov si,0f000h ;R51 mov ds,si ;R51 mov si,offset System_Manu ;R51 mov bl,20h ; string length ;R51 call Fill_Zstring ; ;R51 mov bl,ofs type01.Manufacturer ;R51 call update_dmi_string ; change word in structure ;R51 shr esi,16 ;R51 pop word ptr ds:[si] ;R51 ;R51 mov si,offset System_Name ;R51 mov bl,20h ; string length ;R51 call Fill_Zstring ; ;R51 mov bl,ofs type01.Product_Name ;R51 call update_dmi_string ; change word in structure ;R51 shr esi,16 ;R51 pop word ptr ds:[si] ;R51 ;R51 mov si,offset System_Ser ;R51 mov bl,10 ; string length ;R51 call Fill_Zstring ; ;R51 mov bl,ofs type01.Serial_Number ;R51 call update_dmi_string ; change word in structure ;R51 shr esi,16 ;R51 pop word ptr ds:[si] ;R51 F000_call F000_Shadow_R ; Enable F000 shadow readonly ;R51 ;R51build_type01_exit: ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51update_type01 endp ;R51;Input : BL = counter ;R51;Input : SI = point offset ;R51Fill_Zstring: ;R51 push si ;store original SI ;R51 cld ;R51@@: ;R51 lodsb ;load value of string ;R51 cmp al,0ffh ;Is 0FFh? ;R51 je short @F ;Yes,found it ;R51 dec bl ;decrease counter ;R51 jnz short @B ;Not over then continue ;R51 inc si ;next point ;R51@@: ;R51 dec si ;set correct point ;R51 mov ax,ds:[si] ;store original value ;R51 mov byte ptr ds:[si],0 ;fill to zero ;R51 shl esi,16 ;store to high word of ESI ;R51 pop si ;restore original SI ;R51 pop bx ;R51 push ax ;push original value to stack ;R51 jmp bx ;R51endif ;BCPOEM_Table ;R51 ;R51;============================================================================= ;R51; CPU speed conversion table used for update_type04 function ;R51;============================================================================= ;R51cpu_speed_table label byte ;R51cpu_entry {CPU100, 100} ;R49 100Mhz ;R51cpu_entry {CPU83, 83} ; 83 Mhz ;R51cpu_entry {CPU75, 75} ; 75 Mhz ;R51cpu_entry {CPU66, 66} ; 66 Mhz ;R51cpu_entry {CPU60, 60} ; 60 Mhz ;R51cpu_entry {CPU50, 50} ; 50 Mhz ;R51cpu_entry {CPU40, 40} ; 40 Mhz ;R51cpu_entry {CPU33, 33} ; 33 Mhz ;R51cpu_entry {CPU25, 25} ; 25 Mhz ;R51cpu_entry {CPU20, 20} ; 20 Mhz ;R51cpu_entry {CPU16, 16} ; 16 Mhz ;R51cpu_entry {0, 0} ; Table Terminator ;R51 ;R51null_str db 0 ;R51Intel_str db 'Intel',0 ;R51 ;R51;CPU information for P6 platform ;R51ifdef P6_BIOS_ONLY ;R51PentiumPro_str: ;R51 db 'Pentium Pro',0 ;R51PentiumII_str: db 'Pentium II',0 ;R51PentiumII_Celeron_str: db "INTEL(R) CELERON(TM)",0 ;R50 ;R51else; P6_BIOS_ONLY ;R51;CPU information for P5 platform ;R51Pentium_str db 'Pentium',0 ;R51PentiumMMX_str db 'Pentium-MMX',0 ;R51Cyrix_str db 'Cyrix',0 ;R51Cy6x86_str db '6x86',0 ;R51Cy6x86MX_str db '6x86MX',0 ;R51AMD_str db 'AMD',0 ;R51AMD_K5_str db 'AMD-K5',0 ;R51AMD_K6_str db 'AMD-K6',0 ;R51IDT_str db 'IDT',0 ;R51IDT_C6_str db 'IDT WinChip C6',0 ;R51endif; P6_BIOS_ONLY ;R51 ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE04 - (Processor Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type04 proc uses ds ;R51 ;R51 push es ;R51 pusha ; save all general registers ;R51 ;R51ifdef P6_BIOS_ONLY ;R51 mov ecx,2AH ;Power on Config. Reg. ;R51 RDMSR ;R51 test eax,080000H ;bit 19 on (100Mhz) ? ;R51 ;1=100Mhz ;R51 jz short Not_100MHZ ;R51 mov al,100 ;external clock (100MHZ) ;R51 jmp ut04_speed_found ;R51Not_100MHZ: ;R51endif ;P6_BIOS_ONLY ;R51 ;R51 mov ax,G_RAM ; point DS to BIOS data area (40:) ;R51 mov ds,ax ; ;R51 xor bx,bx ;R51 mov es,bx ;R51 mov ah,byte ptr ds:CPU_CLOCK ; read CPU clock speed into AH ;R51 and ah,CPU_CLOCK_MASK ; ;R51 ;R51 push cs ; point DS:SI to cpu_speed_table ;R51 pop ds ; ;R51 lea si,cpu_speed_table ; ;R51 assm si:ptr cpu_entry ; assume SI points to cpu_entry struct ;R51 ;R51 .repeat ;R51 .if ah == [si].actual_speed ; if speed matches entry in table ;R51 mov al,[si].display_speed ; then set AL to display speed ;R51 jmp ut04_speed_found ; jmp as we are done ;R51 .endif ; ;R51 add si,sizeof cpu_entry ; Add size of cpu_entry to SI ;R51 .until [si].actual_speed == 0 ; repeat until terminator found ;R51 ;R51ut04_speed_found: ;R51 ;R51 mov cx,0 ; instance of information ;R51 .repeat ;R51 mov bh,CPU_INFORMATION ; cpu information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc ut04_exit ; quit if structure not found ;R51 ;R51 push ax ;R51 push cx ;R51 xor ah,ah ; clear upper byte of external clock field ;R51 mov bl,ofs type04.external_clock ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 mov ax,CPU_INT_CLOCK[bp] ; get internal clock speed from table ;R51 ;R51 mov bl,ofs type04.current_speed ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 mov al,41h ;assume CPU enable ;R51 cmp byte ptr es:[500H],0AAH ;2 CPUs plugged ;R51 je short @F ;R51 pop cx ;R51 push cx ;R51 or cl,cl ;R51 jz short @F ;R51 mov al,42h ;CPU disable by user ;R51@@: ;R51 mov bl,ofs type04.status ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 call ct_get_processor_id_lo ; get CPU ID (step/model/family) ;R51 cmp byte ptr es:[500H],0AAH ;2 CPUs plugged ;R51 je short @F ;R51 pop cx ;R51 push cx ;R51 or cl,cl ;R51 jz short @F ;R51 xor eax,eax ;R51@@: ;R51 mov bl,ofs type04.lo_processor_id ; offset ;R51 mov bh,DMI_CHANGE_DWORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 push bx ;R51 mov bh,SET_INFO_MASK ; and ;R51 mov bl,LAST_SET ; or - flash ;R51 call update_dmi_state ; set state variable for updates ;R51 pop bx ;R51 ;R51 call ct_get_processor_id_hi ; get CPU id hi (feature flags) ;R51 cmp byte ptr es:[500H],0AAH ;2 CPUs plugged ;R51 je short @F ;R51 pop cx ;R51 push cx ;R51 or cl,cl ;R51 jz short @F ;R51 xor eax,eax ;R51@@: ;R51 mov bl,ofs type04.hi_processor_id ; offset ;R51 mov bh,DMI_CHANGE_DWORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 cmp byte ptr es:[500H],0AAH ;2 CPUs plugged ;R51 je short @F ;R51 pop cx ;R51 push cx ;R51 or cl,cl ;R51 jz short @F ;R51 mov al,Unknown ;R51 lea di,null_str ;R51 mov si,di ;R51 jmp Update_CPU_Brand ;R51@@: ;R51ifdef P6_BIOS_ONLY ;R51 pushad ;R51 post_func_call Read_CpuID ;get CPU ID ;R51 cmp al,30h ;klamath ? ;R51 popad ;R51 mov al,PentiumII ;yes ;R51 lea di,PentiumII_str ;R51ifdef KLAMATH_CPU_ONLY ;R50 ;R51 jae short P_II_Yes ;R51else ;KLAMATH_CPU_ONLY ;R50 ;R51 jae short Exit_PCU_str ;R50 ;R51endif ;KLAMATH_CPU_ONLY ;R50 ;R51 ;R51 mov al,PentiumPro ;R51 lea di,PentiumPro_str ;R51;R50 P_II_Yes: ;R51;R50 start ;R51ifdef KLAMATH_CPU_ONLY ;R51P_II_Yes: ;R51 pushad ;R51 post_func_call Read_CpuID ;get CPU ID ;R51 and al,11110000b ;mask stepping ;R51 cmp al,60H ;066XH ? ;R51 popad ;R51 ;R51 jne short Exit_PCU_str ;R51 mov al,PentiumII ;yes ;R51 lea di,PentiumII_Celeron_str ;R51endif ;KLAMATH_CPU_ONLY ;R51Exit_PCU_str: ;R51;R50 end ;R51else ;P6_BIOS_ONLY ;R51 mov al,Pentium ;R51 lea di,Pentium_str ;R51endif ;P6_BIOS_ONLY ;R51 lea si,Intel_str ;R51 mov bh,CPU_BRAND[bp] ;R51 cmp bh,CPU_BRAND_INTEL ;R51ifdef P6_BIOS_ONLY ;R51 je short Update_CPU_Brand ;R51else ;P6_BIOS_ONLY ;R51 jne short @F ;R51 ;R51 Post_func_call Check_IdtCpu ;is IDT C6 CPU ? ;R51 jne short Not_IdtCpu ;R51 mov al,Other ;R51 lea si,IDT_str ;R51 lea di,IDT_C6_str ;R51 jmp short Update_CPU_Brand ;R51Not_IdtCpu: ;R51 ;R51 pushad ;R51 post_func_call Read_CpuID ;get CPU ID ;R51 bt edx,23 ;test MMX ? ;R51 popad ;R51 jnc short Update_CPU_Brand ;R51 lea di,PentiumMMX_str ;set to MMX string ;R51 jmp short Update_CPU_Brand ;R51@@: ;R51 cmp bh,CPU_BRAND_AMD ;R51 jne short @F ;R51 Post_func_call Check_K6_Cpu ;R51 mov al,K5_CPU ;R51 lea si,AMD_str ;R51 lea di,AMD_K5_str ;R51 jnz short Update_CPU_Brand ;R51 lea di,AMD_K6_str ;R51 jmp short Update_CPU_Brand ;R51@@: ;R51 cmp bh,CPU_BRAND_CYRIX ;R51 jne short @F ;R51 call Check_M2 ;R51 mov al,M1_CPU ;R51 lea si,Cyrix_str ;R51 lea di,Cy6x86_str ;R51 jnz short Update_CPU_Brand ;R51 lea di,Cy6x86MX_str ;R51 jmp short Update_CPU_Brand ;R51@@: ;R51endif; P6_BIOS_ONLY ;R51 ;R51 ;R51 jmp short Next_CPU ;R51 ;R51Update_CPU_Brand: ;R51 mov bl,ofs type04.processor_family ;R51 mov bh,DMI_CHANGE_BYTE ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 mov bl,ofs type04.processor_manufacturer ;R51 call update_dmi_string ; change stringin structure ;R51 mov bl,ofs type04.processor_version ;R51 mov si,di ;R51 call update_dmi_string ; change stringin structure ;R51Next_CPU: ;R51 pop cx ;R51 pop ax ;R51 inc cx ;R51 ;R51 .until cx >= NUM_CPU ;R51ut04_exit: ;R51 ;R51 popa ; restore all general registers ;R51 pop es ;R51 assm si:ptr nothing ; assume SI points to nothing ;R51 ;R51 ret ; ;R51 ;R51update_type04 endp ;R51 ;R51;Input : None ;R51;Output: ZF = M2 ;R51; NZ = M1 ;R51Check_M2: ;R51 mov al,0feh ;DIR 0 ;R51 out 22h,al ;R51 in al,23H ;read CPU device ID ;R51 and al,0f0h ;R51 cmp al,50h ;R51 ret ;R51 ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE05 ;R51; ;R51; DESC: Update the following information: ;R51; 1. Current Interleave ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type05 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 assm bx:ptr dmi_entry ; assume BX points to dmi_entry ;R51 xor cx,cx ;R51 ;R51 mov bh,MEM_CTLR_INFORMATION ; Memory Controller information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc ut05_exit ; quit if structure not found ;R51 ;R51 ;========================================================================== ;R51 ; Set Current Interleave ;R51 ;========================================================================== ;R51 call ct_get_dmi_mem_interleave ; get the memory current interleave for this chipset ;R51 mov bl,ofs type05.current_interleave ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change structure ;R51 ;R51 ;========================================================================== ;R51 ; Set Error Detecting Method ;R51 ;========================================================================== ;R51 call ct_get_dmi_mem_error_detecting ; get the memory current interleave for this chipset ;R51 mov bl,ofs type05.error_detecting ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change structure ;R51 ;R51ut05_exit: ;R51 assm bx:ptr nothing ; assume BX points to nothing ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51 ;R51update_type05 endp ;R51 ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE06 ;R51; ;R51; DESC: Update the following information: ;R51; 1. Current Memory Type ;R51; 2. Current Installed Size ;R51; 3. Current Enabled Size ;R51; 4. Current Speed ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type06 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 assm bx:ptr dmi_entry ; assume BX points to dmi_entry ;R51 xor cx,cx ;R51 ;R51 .repeat ;R51 ;R51 push cx ;R51 ;R51 mov bh,MEM_MOD_INFORMATION ; memory module information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 ;R51 .if carry? ;R51 pop cx ;R51 jmp ut06_exit ; quit if structure not found ;R51 .endif ;R51 ;R51 ;========================================================================== ;R51 ; Set Memory Type ;R51 ;========================================================================== ;R51 call ct_get_dmi_memory_type ; get the memory type for this chipset ;R51 mov bl,ofs type06.current_mem_type ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change structure ;R51 ;R51 ;========================================================================== ;R51 ; Set Installed Size ;R51 ;========================================================================== ;R51 call ct_get_dmi_mem_size ; get the memory type for this chipset ;R51 mov bl,ofs type06.installed_size ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change structure ;R51 ;R51 ;========================================================================== ;R51 ; Set Enabled Size ;R51 ;========================================================================== ;R51 mov bl,ofs type06.enabled_size ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change structure ;R51 ;R51 ;========================================================================== ;R51 ; Set Memory Speed ;R51 ;========================================================================== ;R51 call ct_get_dmi_mem_speed ; get the memory speed for this chipset ;R51 mov bl,ofs type06.current_speed ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change structure ;R51 pop cx ;R51 ;R51 inc cx ;R51 ;R51 .until cx >= NUM_MEM_SLOTS ;R51 ;R51ut06_exit: ;R51 ;R51 popa ; restore all general registers ;R51 assm bx:ptr nothing ; assume BX points to nothing ;R51 ;R51 ret ; ;R51 ;R51update_type06 endp ;R51 ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE07_L1 - (Internal Cache Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type07_l1 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 post_func_call IntCache_Status ; get internal cache status in AL ;R51 mov al,80h ; assume that cache is on ;R51 .if zero? ;R51 xor al,al ; Cache is OFF ;R51 .endif ;R51 or al,TYPE07_CACHE_CFG_INTERNAL ; Internal cache config ;R51 mov ah,01 ;R51 ;R51 mov cx,0 ; instance of information ;R51 mov bh,CACHE_INFORMATION ; cache information ;R51 mov bl,0 ; has to be an internal cache ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 ;R51 .if !carry? ;R51 mov bl,ofs type07.cache_config ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 .endif ;R51 ;R51ifdef P6_BIOS_ONLY ;R51 pushad ;R51 post_func_call Read_CpuID ;get CPU ID ;R51 cmp al,30h ;Pentium II? ;R51 popad ;R51 mov ax,32 ;Pentium II L1 cache size = 32K ;R51 jae short Update_Cache_Size ;Yes,jump ;R51 mov ax,16 ;Pentium Pro L1 cache size = 16K ;R51else ;P6_BIOS_ONLY ;R51 mov bh,CPU_BRAND[bp] ;R51 cmp bh,CPU_BRAND_INTEL ;R51 jne short Not_Intel_CPU ;R51 pushad ;R51 post_func_call Read_CpuID ;get CPU ID ;R51 bt edx,23 ;test MMX ? ;R51 popad ;R51 mov ax,32 ;Pentium-MMX L1 cache size = 32K ;R51 jc short Update_Cache_Size ;Yes,jump ;R51 mov ax,16 ;Pentium L1 cache size = 16K ;R51 jmp short Update_Cache_Size ;R51Not_Intel_CPU: ;R51 cmp bh,CPU_BRAND_AMD ;R51 jne short Not_AMD_CPU ;R51 Post_func_call Check_K6_Cpu ;Is K6? ;R51 mov ax,16 ;AMD-K5 L1 cache size = 16K ;R51 jnz short Update_Cache_Size ;No,jump ;R51 mov ax,64 ;AMD-K6 L1 cache size = 64K ;R51 jmp short Update_Cache_Size ;R51Not_AMD_CPU: ;R51 call Check_M2 ;R51 mov ax,16 ;Cyrix-M1 L1 cache size = 16K ;R51 jnz short Update_Cache_Size ;No,jump ;R51 mov ax,64 ;Cyrix-M2 L1 cache size = 64K ;R51endif ;P6_BIOS_ONLY ;R51 ;R51Update_Cache_Size: ;R51 push ax ;R51 mov bl,ofs type07.install_size ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 pop ax ;R51 mov bl,ofs type07.max_size ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ;R51 ;R51update_type07_l1 endp ;R51 ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE07_02 - (External Cache Information) ;R51; ;R51; DESC: Update the structure with current information from POST ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type07_l2 proc uses ds ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 post_func_call ExtCache_Status ; get external cache status in zero flag ;R51 mov al,80h ; assume Cache is ON ;R51 jnz short @F ; if zero than cache is ON ;R51 xor al,al ; Cache is OFF ;R51@@: ;R51 or al,TYPE07_CACHE_CFG_EXTERNAL ; External cache config ;R51 mov ah,1 ; Unknown operational mode ;R51 ;R51 mov cx,1 ; instance of information ;R51 mov bh,CACHE_INFORMATION ; cache information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc ut07_l2_exit ; quit if structure not found ;R51 ;R51 call ct_get_dmi_cache_config ;R51 mov bl,ofs type07.cache_config ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51ifdef P6_BIOS_ONLY ;R51 mov eax,2 ;read cache isze ;R51 db 0Fh,0A2h ;OP code: CPUID ;R51 post_func_call Convert_P6L2_Cache ;convert cache size ;R51else; P6_BIOS_ONLY ;R51 ;R51 F000_call Get_Cache_Size ; get cache size AL ;R51endif; P6_BIOS_ONLY ;R51 xor ah,ah ; ;R51 or al,al ; ;R51 .if !zero? ;R51 mov cl,al ; ;R51 mov al,8 ; ;R51 shl ax,cl ; ;R51 .endif ;R51 push cx ;R51 push bx ;R51 mov cx,1 ; instance of information ;R51 mov bh,CACHE_INFORMATION ; cache information ;R51 mov bl,0 ; no other match required ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 pop bx ;R51 pop cx ;R51 jc ut07_l2_exit ; quit if structure not found ;R51 ;R51 mov bl,ofs type07.install_size ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 mov ax,MAX_L2_SIZE ;R51 mov bl,ofs type07.max_size ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51ut07_l2_exit: ; ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ;R51 ;R51update_type07_l2 endp ;R51 ;R51;============================================================================= ;R51; FUNC: BUILD_TYPE08 - (Port Connector Information For PS/2 Mouse) ;R51; ;R51; DESC: Update the structure with current port connector information from POST ;R51; ( For PS/2 Mouse ) ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51 ;R51ifdef DMI_PS2M_ENABLED ;R51mouse_no_detect_string db 'No ' ;R51mouse_detect_string db 'Detected',0 ;R51 ;R51update_type08 proc near ;R51 pusha ;R51 xor cx,cx ;R51 push ds ;R51Scan_ps2_mouse_Loop: ;R51 mov bh,PORT_CON_INFORMATION ; BIOS information ;R51 mov bl,0 ; no other match required ;R51 call get_struct ; get DMI structure in EDX ;R51 .if !carry? ;R51 mov edx,dptr[si] ; put structure header in EDX ;R51 cmp byte ptr ds:[si].type08.port_type,TYPE08_FUNC_MOUSE ;compare port type == mouse ;R51 jne short @F ;R51 cmp byte ptr ds:[si].type08.internal_connector,ct_ps_2 ;compare internal connector == ps2 ;R51 je short ps2_mouse_mode ;R51@@: ;R51 inc cx ;R51 jmp short Scan_ps2_mouse_Loop ;Scan ps2 mouse subroutine ;R51 .else ;R51 pop ds ;R51 jmp update_type08_exit ;R51ps2_mouse_mode: ;R51 .endif ;R51 pop ds ;R51 ;R51 mov si,ofs mouse_detect_string ;si == 'Detected' ;R51 mov bl,type08.external_ref ; date string index ;R51 PUSH gs ;R51 push 0f000h ;SYSTEM1_BYTE start address ;R51 pop gs ;R51 test byte ptr gs:[SYSTEM1_BYTE],04h;PS2 mouse ? ;R51 jnz short @F ;Yes ;R51 mov si,ofs mouse_no_detect_string ;si == 'No' ;R51@@: ;R51 POP gs ;R51 ;R51 call update_dmi_string ; change word in structure ;R51update_type08_exit: ;R51 popa ; restore all general registers ;R51 ;R51 ret ; ;R51 ;R51 update_type08 endp ;R51 ;R51endif ;DMI_PS2M_ENABLED ;R51;============================================================================= ;R51; FUNC: UPDATE_TYPE09_PCI ;R51; ;R51; DESC: Update the following information: ;R51; 1. Current Usage ;R51; 2. Slot ID = slot number field of PCI interupt routing option ;R51; ;R51; IN: DS:BX - Table Entry ;R51; OUT: NONE ;R51;============================================================================= ;R51update_type09_pci proc uses ds ;R51; local route_buffer[IRQ_BUF_SIZE]:byte ;R51 ;R51 pusha ; save all general registers ;R51 ;R51 push cs ;R51 pop es ;R51 lea di,slot_id_tbl ; load slot ID table into ES:DI ;R51 ;R51 xor cx,cx ; clear count in CX ;R51 ;R51 .repeat ;R51 ;R51 mov bh,SYS_SLOTS_INFORMATION ; pci slot information ;R51 mov bl,ofs type09.slot_type ; no other match required ;R51 mov al,TYPE09_SLOT_TYPE_PCI ; has to be a PCI slot ;R51 call get_struct_hdr ; get DMI structure in EDX ;R51 jc ut09_pci_exit ; quit if structure not found ;R51 ;R51 push cx ;R51 mov al,byte ptr es:[di] ; get device number ;R51 xor ah,ah ; slot id offset 0AH set to zero ;R51 mov bl,ofs type09.slot_id ; offset ;R51 mov bh,DMI_CHANGE_WORD ; Change single WORD ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 mov bl,al ; put slot usage into BL ;R51 call ct_get_pci_slot_usage ; return whether slot is used or not ;R51 mov bl,ofs type09.current_usage ; offset ;R51 mov bh,DMI_CHANGE_BYTE ; Change single BYTE ;R51 call update_dmi_component ; change word in structure ;R51 ;R51 ;R51 inc di ; get next slot id ;R51 pop cx ;R51 inc cx ;R51 ;R51 .until cx >= NUM_PCI ; instance of information ;R51 ;R51ut09_pci_exit: ; quit ;R51 ;R51 popa ; restore all general registers ;R51 ;R51 ret ;R51 ;R51update_type09_pci endp ;============================================================================= ; Utitity Functions Area ;============================================================================= ;============================================================================= ; FUNC: GET_STRUCT_HDR ; ; DESC: Get the structure header which matches the type passed in BH ; ; IN: BH - Type ; CL - Instance ; BL - offset for compare field ; AL - compare value if BL is not zero ; OUT: EDX - 4 byte header ; CY - structure not found ;============================================================================= get_struct_hdr proc uses ds si call get_struct .if !carry? mov edx,dptr [si] ; put structure header in EDX .endif ret get_struct_hdr endp ;============================================================================= ; FUNC: GET_STRUCT ; ; DESC: Get the structure header which matches the type passed in BH ; ; IN: BH - Type ; CL - Instance ; BL - offset for compare field ; AL - compare value if BL is not zero ; OUT: DS:SI - Structure ; CY - structure not found ;============================================================================= get_struct proc uses ax bx cx dx es di local dmi_struct_handle:word local ret_struct_hdr:dword mov dmi_struct_handle,0 ; set struct handle to zero, (find first entry) push ss ; set ES:DI to point to struct handle pop es ; lea di,dmi_struct_handle ; mov dx,TMP_DMI_SEG1 ; set DS:SI to point to dmiStructBuffer mov ds,dx ; mov si,TMP_DMI_OFS1 ; assm si:ptr dmi_struct_hdr ; assume si points to dmi_struct_hdr mov dl,al ; mov dh,bh xor bh,bh .repeat call get_dmi_structure_call ; get the dmi structure (AX modified) .if [si].dmi_type == dh .if bx == 0 || [si+bx] == dl ; if dmi structure type matches type looking for .if cx > 0 ; if instance counter (CX) greate than zero dec cx ; decrement instance counter (CX) .else ; else cx == 0 clc ; signal that structure found jmp exit ; exit, we found structure .endif ; endif else .endif .endif ; .until dmi_struct_handle == 0FFFFh ; repeat until terminator returned gs_error: ; error stc ; signal that structure not found exit: ret get_struct endp ;============================================================================= ; FUNC: UPDATE_DMI_STRING ; ; DESC: Update DMI string with new string ; ; IN: DS:SI - New String ; BL - String Number to change ; EDX - Structure header ; ; OUT: NONE ;============================================================================= update_dmi_string proc uses es fs pusha ; save all general registers xor cx,cx ; clear count in cx push si ; save string pointer SI .repeat ; lodsb ; load character into AL inc cx ; increment CX for each character .until al == 0 ; repeat until terminating zero found pop si ; restore string pointer SI push TMP_DMI_SEG1 ; set ES to data buffer segment pop es ; mov di,TMP_DMI_OFS1 ; set DI to data buffer offset assm di:ptr dmi_set_struct ; assume DI points to dmi_set_struct mov es:[di].data_length,cx ; fill in string length mov es:[di].field_ofs,bl ; field offset to modify mov es:[di].command,DMI_CHANGE_STRING ; command (either change BYTE, WORD, or DWORD) mov dptr es:[di].struc_type,edx ; 4 byte structure header to modify push di ; save pointer to change string struct add di,sizeof dmi_set_struct ; point to location to copy the string rep movsb ; copy the string pop di ; restore pointer to change string struct push TMP_DMI_SEG2 ; set FS to work buffer segment pop fs ; mov si,TMP_DMI_OFS2 ; set SI to work buffer offset call set_dmi_structure_call ; set the DMI structure jc short @F or byte ptr Post_Temp_Byte[bp],DMI_UPDATE @@: assm di:ptr none ; assume nothing popa ; restore all general registers ret update_dmi_string endp ;============================================================================= ; FUNC: UPDATE_DMI_COMPONENT ; ; DESC: Update DMI structure with new information ; ; IN: BH - Command Type, either: ; DMI_CHANGE_BYTE - Change byte ; DMI_CHANGE_WORD - Change word ; DMI_CHANGE_DWORD - Change dword ; EAX - New Value ; EDX - Structure header ; BL - Offset of new value ; ; OUT: NONE ;============================================================================= update_dmi_component proc uses es fs push ds push es pusha ; save all general registers call get_set_dmi_buffers ; get data buffer in ES:DI, work buffer in FS:SI assm di:ptr dmi_set_struct ; assume DI points to dmi_set_struct mov es:[di].field_ofs,bl ; field offset to modify mov es:[di].command,bh ; command (either change BYTE, WORD, or DWORD) mov es:[di].change_mask,00000000h ; ANDing Mask mov es:[di].change_value,eax ; New Value (ORing Mask) mov dptr es:[di].struc_type,edx ; 4 byte structure header to modify call set_dmi_structure_call ; set the DMI structure jc short udc_exit or byte ptr Post_Temp_Byte[bp],DMI_UPDATE udc_exit: assm di:ptr none ; assume nothing popa ; restore all general registers pop es pop ds ret update_dmi_component endp ;============================================================================= ; FUNC: GET_SET_DMI_BUFFERS ; ; DESC: Setup pointer to work buffer for function: SET_DMI_STRUCTURE_CALL ; ; IN: NONE ; OUT: ES:DI - Data Buffer ; FS:SI - Work Buffer ; Do not use TMP_DMI_SEG2 for anything other than the work buffer segment ;============================================================================= get_set_dmi_buffers proc push TMP_DMI_SEG1 ; set ES to data buffer segment pop es ; mov di,TMP_DMI_OFS1 ; set DI to data buffer offset push TMP_DMI_SEG2 ; set FS to work buffer segment pop fs ; mov si,TMP_DMI_OFS2 ; set SI to work buffer offset ret get_set_dmi_buffers endp ;============================================================================= ; FUNC: SHOW_ONE_DOT ; ; DESC: Show one dot on the screen ; ; IN: NONE ; OUT: NONE ;============================================================================= show_one_dot proc uses ax si ds ifndef No_show_Updata_DMI_Msg mov ax, cs mov ds, ax mov si, offset XGROUP:one_struct_msg POST_func_call Disp_String endif ;No_show_Updata_DMI_Msg ret show_one_dot endp ;============================================================================= ; FUNC: SHOW SUCCESS MSG ; ; DESC: Show one dot on the screen ; ; IN: NONE ; OUT: NONE ;============================================================================= show_success_msg proc uses ax si ds ifndef No_show_Updata_DMI_Msg ;R57 mov si,offset XGROUP:success_msg mov si,offset XGROUP:dmi_success_msg ;R57 mov ax,cs mov ds,ax ;R57 POST_func_call Disp_String ;R57 - starts ifdef MULTI_LANGUAGE_SUPPORT call fProc_Disp_Language else ;MULTI_LANGUAGE_SUPPORT POST_func_call Disp_String endif ;MULTI_LANGUAGE_SUPPORT ;R57 - ends ; call disp_str_in_post ; display success for building ; call F000_Vcrlf endif ;No_show_Updata_DMI_Msg ret show_success_msg endp ;============================================================================= ; FUNC: CLEAR_LINE ; ; DESC: Clear Line ; ; IN: NONE ; OUT: NONE ;============================================================================= clear_line proc uses ax si ds ifndef No_show_Updata_DMI_Msg mov si,offset XGROUP:new_line_msg mov ax,cs mov ds,ax POST_func_call Disp_String endif ;No_show_Updata_DMI_Msg ret clear_line endp ;============================================================================= ; FUNC: UPDATE_DMI_STATE ; ; DESC: Set the current DMI update state ; ; IN: BH - And Value ; BL - Or Value ; OUT: NONE ;============================================================================= update_dmi_state proc uses ax call get_dmi_state and ah,bh ; clear or al,bl ; set call set_dmi_state ret update_dmi_state endp ;============================================================================= ; FUNC: GET_DMI_STATE ; ; DESC: Get the current DMI update state ; ; IN: NONE ; OUT: AL - Current State ;============================================================================= get_dmi_state proc uses ds bx mov bx,G_RAM mov ds,bx mov al,ds:DMI_STATE ret get_dmi_state endp ;============================================================================= ; FUNC: SET_DMI_STATE ; ; DESC: Set the current DMI update state ; ; IN: AL - New State ; OUT: NONE ;============================================================================= set_dmi_state proc uses ds bx mov bx,G_RAM mov ds,bx mov ds:DMI_STATE,al ret set_dmi_state endp cpuid macro db 0Fh db 0A2h endm ;============================================================================= ; FUNC: CT_GET_PROCESSOR_ID_LO ; ; DESC: Get the processor ID in EAX ; ; IN: NONE ; OUT: EAX - Processor ID ;============================================================================= ct_get_processor_id_lo proc uses edx mov eax,1 ; signal to return information ;--- if not set CPU ID (e.g. CYRIX CPU) in DMI pool then LDCM can't ;--- show processor information in Basic Hardware component cmp byte ptr CPU_BRAND[bp],CPU_BRAND_CYRIX je short @F cpuid @@: ret ct_get_processor_id_lo endp ;============================================================================= ; FUNC: CT_GET_PROCESSOR_ID_HI ; ; DESC: Get the processor ID in EAX ; ; IN: NONE ; OUT: EAX - Processor ID ;============================================================================= ct_get_processor_id_hi proc uses edx mov eax,1 ; signal to return information ;--- if not set CPU ID (e.g. CYRIX CPU) in DMI pool then LDCM can't ;--- show processor information in Basic Hardware component cmp byte ptr CPU_BRAND[bp],CPU_BRAND_CYRIX je short @F cpuid mov eax,edx @@: ret ct_get_processor_id_hi endp ;============================================================================= ; FUNC: CT_GET_PCI_SLOT_USAGE ; ; DESC: Get whether the PCI slot is in use ; ;R55 IN: BL - Device / Function Number ; IN: BX - Bus / Device / Function Number ;R55 ; BH - Bus Number ;R55 ; BL - Device / Function Number ;R55 ; OUT: AL - slot usage ;============================================================================= ct_get_pci_slot_usage proc uses bx cx di assm di: ptr pci_routing_tbl mov ah,PCI_FUNCTION_ID ;R55 mov bh,0 ; bus number mov di,DEVICE_ID ; register number mov al,09h int 1ah .if cx == 0FFFFh ; if slot is empty mov al,TYPE09_USAGE_AVAILABLE ; slot is available .else mov al,TYPE09_USAGE_INUSE ; slot is in use .endif ret ct_get_pci_slot_usage endp ;============================================================================= ; FUNC: SET_DMI_STRUCTURE_CALL ; ; DESC: Add new DMI structure to structure pool by calling DMI function ; 52h, Add DMI structure ; ; IN: CX - size of structure to add ; ES:DI - Data Buffer ; FS:SI - Work Buffer ; OUT: AX - Return Code ; 00h - Function Completed Successfully ; 83h - Invalid handle ; 84h - Invalid parameter ; 87h - Insufficient storage space ;============================================================================= set_dmi_structure_call proc uses bx xor ah,ah call get_dmi_state mov bl,al ; save state variable and al,SET_INFO ; seperate out state info .if al == FIRST_SET mov bh,SET_INFO_MASK ; and mov bl,MIDDLE_SET ; or - dont read or flash call update_dmi_state ; set state variable for updates mov al,0 ; Read in pool, don't flash .elseif al == LAST_SET mov al,SET_DMI_POOL+DONT_READ_IN_POOL ; Don't Read in pool, flash .if bl & UPDATE_DMI_POOL or al,FORCE_UPDATE ; Force update of POOL, even if no change .endif .elseif al == MIDDLE_SET mov al,DONT_READ_IN_POOL ; Don't Read in pool, don't flash .else mov al,SET_DMI_POOL ; normal operation .endif call Set_DMI_to_Temp_Pool pushf mov bh,0FFh mov bl,UPDATE_DMI_POOL ; Update DMI pool at end of POST call update_dmi_state ; Set DMI POST State variable popf ret set_dmi_structure_call endp ;Input : ES:DI = data buffer address Set_DMI_to_Temp_Pool: push ds pusha mov ax,Temp_DMI_Pool_SEG mov ds,ax mov si,Temp_DMI_Pool_OFF mov dword ptr ds:[si],DMI_SIGNATURE add si,DMI_SIGNATURE_SIZE mov ax,word ptr ds:[si] ;DMI pool total number structures mov bx,word ptr ds:[si+2] ;DMI pool maximum size structures add si,DMI_INFO_SIZE Check_Next_Struct: mov dh,byte ptr es:[di].command mov cx,word ptr ds:[si] add si,2 ;point to struct start cmp cx,0ffffh je short No_else_struct mov dl,byte ptr ds:[si].dmi_handle ;get struct handle cmp dl,byte ptr es:[di].struc_handle je short Set_DMI_Struct add si,cx jmp short Check_Next_Struct No_else_struct: cmp dh,DMI_ADD_STRUCT jne SDTP_Exit mov cx,word ptr es:[di].data_length mov word ptr ds:[si-2],cx cmp ax,0ffffh ;DMI pool num_structs is invalid? jne short @F ;No,jump xor ax,ax ;clear DMI pool num_structs @@: inc ax mov word ptr ds:[Temp_DMI_Pool_OFF+DMI_SIGNATURE_SIZE].num_structs,ax cmp bx,0ffffh ;DMI pool max_struct_size is invalid? je short update_max_struct_size ;Yes,jump cmp bx,cx ;new struct size less than max_struct_size jae short @F ;Yes,skip don't update max_struct_size update_max_struct_size: mov word ptr ds:[Temp_DMI_Pool_OFF+DMI_SIGNATURE_SIZE].max_struct_size,cx @@: add di,size dmi_set_struct-size dmi_struct_hdr ;LDCM-start movzx bx,byte ptr es:[di].dmi_len xor dx,dx push si push cx ;LDCM-end @@: mov al,byte ptr es:[di] ; LDCM-start cmp cx,1 ;string terminator signature je short Not_Str_Start ;Yes,skip or bx,bx ;string start offset jnz short Not_Str_Start ;No,skip inc bl inc dh ;increase string counter or al,al ;Is string terminator jnz short Not_Str_Start ;No,skip cmp dh,1 ;Null string? mov dh,0 ;Clear string counter jne short Not_Str_Start ;Not null string then skip mov byte ptr ds:[si],' ' ;Force store space char inc si inc dl Not_Str_Start: dec bx ; LDCM-end mov byte ptr ds:[si],al inc si inc di loop @B ;LDCM-start pop cx pop si xor dh,dh add cx,dx mov word ptr ds:[si-2],cx cmp word ptr ds:[Temp_DMI_Pool_OFF+DMI_SIGNATURE_SIZE].max_struct_size,cx jae short @F mov word ptr ds:[Temp_DMI_Pool_OFF+DMI_SIGNATURE_SIZE].max_struct_size,cx @@: ;LDCM-end clc jmp SDTP_Exit Set_DMI_Struct: movzx bx,byte ptr es:[di].field_ofs mov eax,dword ptr es:[di].change_mask mov ecx,dword ptr es:[di].change_value cmp dh,DMI_CHANGE_BYTE jne short Not_CHANGE_BYTE mov ah,al not ah and ah,byte ptr ds:[si][bx] cmp ah,cl stc je SDTP_Exit and byte ptr ds:[si][bx],al or byte ptr ds:[si][bx],cl clc jmp SDTP_Exit Not_CHANGE_BYTE: cmp dh,DMI_CHANGE_WORD jne short Not_CHANGE_WORD mov di,ax not di and di,word ptr ds:[si][bx] cmp di,cx stc je SDTP_Exit and word ptr ds:[si][bx],ax or word ptr ds:[si][bx],cx clc jmp SDTP_Exit Not_CHANGE_WORD: cmp dh,DMI_CHANGE_DWORD jne short Not_CHANGE_DWORD mov edi,eax not edi and edi,dword ptr ds:[si][bx] cmp edi,ecx stc je SDTP_Exit and dword ptr ds:[si][bx],eax or dword ptr ds:[si][bx],ecx clc jmp SDTP_Exit Not_CHANGE_DWORD: cmp dh,DMI_ADD_STRUCT jne short Not_ADD_STRUCT stc jmp SDTP_Exit Not_ADD_STRUCT: cmp dh,DMI_DEL_STRUCT jne short Not_DEL_STRUCT stc jmp SDTP_Exit Not_DEL_STRUCT: cmp dh,DMI_CHANGE_STRING jne Not_CHANGE_STRING ;----- Temp DMI pool change string function ----- push si ;store struct start offset mov al,byte ptr ds:[si][bx] ;get string number movzx cx,byte ptr ds:[si].dmi_len ;get struct length add si,cx Search_next_match_string: push si xor ah,ah ;assume string same mov bx,size dmi_set_struct @@: mov dl,byte ptr ds:[si] cmp dl,byte ptr es:[di][bx] je short String_Char_Same or ah,1 String_Char_Same: cmp byte ptr ds:[si],0 je short @F inc si inc bx jmp short @B @@: pop cx dec al jz short get_string_start_offset inc si jmp short Search_next_match_string get_string_start_offset: pop bx ;restore struct start offset to BX or ah,ah jnz short @F stc jmp short SDTP_Exit @@: push cx ;store change string offset mov ax,si sub ax,cx inc ax mov cx,word ptr es:[di].data_length sub cx,ax pushf add word ptr ds:[bx-2],cx ;adjust struct total length popf jz short override_string jc short over_original_string mov ax,cx push es push di ;R48C ifdef DMI_GPNV_support ;R48C mov di,Temp_DMI_Pool_OFF+DMI_GPNV_MAX_POOL_SIZE-1 ;R48C else mov di,Temp_DMI_Pool_OFF+DMI_MAX_POOL_SIZE-1 ;R48C endif ;DMI_GPNV_support mov cx,di sub cx,si sub cx,ax mov si,di sub si,ax push ds pop es std rep movsb pop di pop es jmp short override_string over_original_string: pop cx push cx add cx,word ptr es:[di].data_length push es push di mov di,cx ;R48C ifdef DMI_GPNV_support ;R48C mov cx,Temp_DMI_Pool_OFF+DMI_GPNV_MAX_POOL_SIZE-1 ;R48C else mov cx,Temp_DMI_Pool_OFF+DMI_MAX_POOL_SIZE-1 ;R48C endif ;DMI_GPNV_support sub cx,si inc si push ds pop es rep movsb pop di pop es override_string: pop si mov bx,size dmi_set_struct mov cx,word ptr es:[di].data_length @@: mov al,byte ptr es:[di][bx] mov byte ptr ds:[si],al inc si inc bx loop @B cld clc jmp short SDTP_Exit Not_CHANGE_STRING: SDTP_Exit: popa pop ds ret ;============================================================================= ; FUNC: GET_DMI_STRUCTURE_CALL ; ; DESC: Get the DMI structure ; ; IN: ES:DI - Structure ; DS:SI - dmiStrucBuffer ; OUT: AX - Return Code ; 00h - Function Completed Successfully ; 83h - Invalid handle ; MODIFIED: Structure - Contains handle to next available structure ; dmiStructBuffer - Contains the Structure requested ;============================================================================= get_dmi_structure_call proc push ds pusha mov al,DMI_INVALID_HANDLE push es push di mov dx,word ptr es:[di] mov bx,0ffffh mov di,Temp_DMI_Pool_SEG mov es,di mov di,Temp_DMI_Pool_OFF cmp dword ptr es:[di],DMI_SIGNATURE jne short GDSC_exit add di,DMI_SIGNATURE_SIZE+size dmi_info_struct xor ah,ah Get_Struct_Loop: mov cx,word ptr es:[di] cmp cx,0ffffh je short Scan_Over add di,2 or dx,dx jz short Got_First_Struct cmp word ptr es:[di].dmi_handle,dx jne short Not_got_struct Got_First_Struct: or ah,ah ;if got it? jnz short Not_got_struct ;Yes,dont duplicate got it push cx push si push di @@: mov al,byte ptr es:[di] mov byte ptr ds:[si],al inc si inc di loop @B pop di pop si pop cx or ah,1 ;got struct component Not_got_struct: cmp word ptr es:[di].dmi_handle,dx jbe short Next_Struct cmp word ptr es:[di].dmi_handle,bx jae short Next_Struct mov bx,word ptr es:[di].dmi_handle Next_Struct: add di,cx ;R48C ifdef DMI_GPNV_support ;R48C cmp di,Temp_DMI_Pool_OFF+DMI_GPNV_MAX_POOL_SIZE ;R48C else cmp di,Temp_DMI_Pool_OFF+DMI_MAX_POOL_SIZE ;R48C endif ;DMI_GPNV_support jb short Get_Struct_Loop Scan_Over: mov al,DMI_SUCCESS GDSC_exit: pop di pop es mov word ptr es:[di],bx xor ah,ah mov ds,ax popa mov ax,ds pop ds ret get_dmi_structure_call endp ; This function not currently needed ;============================================================================= ; FUNC: GET_DMI_INFORMATION_CALL ; ; DESC: Get the DMI information ; ; IN: ES:0 - Structure Segment ; OUT: AX - Return Code ;============================================================================= ; get_dmi_information_call proc ; ; push 0F000h ; BiosSelector ; push es ; ; push ofs get_dmi_info.storage_size ; DMIStorageSize ; push es ; ; push ofs get_dmi_info.storage_base ; DMIStorageBase ; push es ; ; push ofs get_dmi_info.struc_size ; StructureSize ; push es ; ; push ofs get_dmi_info.num_struc ; NumStructures ; push es ; ; push ofs get_dmi_info.bios_rev ; DMIBIOSRevision ; push DFN_GET_DMI_INFO ; Get DMI Information (50h) ; FAR_CALL , 0F000h ; ; add sp,24 ; ; ; ret ; ; get_dmi_information_call endp ;R48B start ifdef DMI_GPNV_support ;============================================================================= ; FUNC: PnpFunc_54h_in_post ; ; DESC: Clear Event Log ; ; IN: AX - Control ; OUT: AX - Return Code ;============================================================================= public PnpFunc_54h_in_post PnpFunc_54h_in_post proc near push eax ; BiosSelect & dmiSelect mov ax,1 ; control push ax mov ax,TEMP_MEM shl eax,16 push eax ; FAR *Data(data buffer) mov ax,0 push ax ; sub func num mov ax,54h ; Pnp Func num push ax FAR_CALL , 0F000h add sp,0Eh PnpFunc_54h_in_post endp ;============================================================================= ; FUNC: PnpFunc_56h_in_post ; ; DESC: Read GPNV Data ; ; IN: BX - Read Handle ; OUT: AX - Return Code ;============================================================================= public PnpFunc_56h_in_post PnpFunc_56h_in_post proc near xor eax,eax push eax ; BiosSelect & GPNVSelect mov ax,TEMP_MEM shl eax,16 push eax ; FAR *GPNVLock push eax ; FAR *GPNVBuffer push bx ; handle mov cx,56h ;;;;; Pnp Func num push cx FAR_CALL , 0F000h add sp,10h PnpFunc_56h_in_post endp ;============================================================================= ; FUNC: PnpFunc_57h_in_post ; ; DESC: ; ; IN: ES:DI - input data buffer ; AX - Write GPNV Handle ; ; OUT: AX - Return Code ;============================================================================= public PnpFunc_57h_in_post PnpFunc_57h_in_post proc near push ebx ; BiosSelect & GPNVSelect mov bx,es shl ebx,16 mov bx,di push ebx ; FAR *GPNVLock push ebx ; FAR *GPNVBuffer mov bx,0 ; handle push bx mov cx,57h ; Pnp Func num push word ptr 57h FAR_CALL , 0F000h add sp,10h PnpFunc_57h_in_post endp endif ;DMI_GPNV_support ;R48B end ;R53 start public POST_PreGallDMI POST_PreGallDMI: ;R59 - start ifdef Flash_IN_SMBASE mov ax,DMI_STORAGE_BASE elseifdef ESCD_M2 ;R59 - end ;R59 ifdef ESCD_M2 mov ax,DMI_STORAGE_BASE else ;ESCD_M2 mov ax,DMI_STORAGE_BASE_16 endif ;ESCD_M2 mov ds,ax mov si,PARAM_BLOCK_BASE+DMI_TBL_OFFSET mov ax,Temp_DMI_Pool_SEG mov es,ax mov di,Temp_DMI_Pool_OFF mov cx,DMI_STORAGE_SIZE F000_call Post_Flash_Read ret ;R53 end Public END_DMI_POST ; Used to track overall size of END_DMI_POST LABEL BYTE ; DMI Post XCODE ENDS endif ;FLASH_SUPPORT ;R56 endif ; DMI_ENABLED END