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Diffstat (limited to 'Board/EM/SwitchableGraphics/SgTpv/MXM30/MxmInt15.asm')
| -rw-r--r-- | Board/EM/SwitchableGraphics/SgTpv/MXM30/MxmInt15.asm | 553 |
1 files changed, 553 insertions, 0 deletions
diff --git a/Board/EM/SwitchableGraphics/SgTpv/MXM30/MxmInt15.asm b/Board/EM/SwitchableGraphics/SgTpv/MXM30/MxmInt15.asm new file mode 100644 index 0000000..ad7ea06 --- /dev/null +++ b/Board/EM/SwitchableGraphics/SgTpv/MXM30/MxmInt15.asm @@ -0,0 +1,553 @@ + + TITLE MXMINT15.ASM -- OEM INTERRUPT IMPLEMENTATION + +;********************************************************************** +;********************************************************************** +;** ** +;** (C)Copyright 1985-2012, American Megatrends, Inc. ** +;** ** +;** All Rights Reserved. ** +;** ** +;** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +;** ** +;** Phone: (770)-246-8600 ** +;** ** +;********************************************************************** +;********************************************************************** +;********************************************************************** +; $Header: /Alaska/SOURCE/Modules/SharkBayRefCodes/SwitchableGraphics/Sg TPV/Sg nVidia API/MxmInt15.asm 2 9/09/12 11:12p Joshchou $ +; +; $Revision: 2 $ +; +; $Date: 9/09/12 11:12p $ +;********************************************************************** +; Revision History +; ---------------- +; $Log: /Alaska/SOURCE/Modules/SharkBayRefCodes/SwitchableGraphics/Sg TPV/Sg nVidia API/MxmInt15.asm $ +; +; 2 9/09/12 11:12p Joshchou +; [TAG] None +; [Category] Improvement +; [Description] Tpv module support for sharkbay. +; [Files] MXM30.mak +; Mxm30Dxe.dxs +; Mxm30Dxe.c +; Mxm30Efi.c +; NBCIEfi.c +; MxmInt15.asm +; MXM30.cif +; +; 1 6/27/11 5:25a Alanlin +; [TAG] EIP61848 +; [Category] New Feature +; [Description] Initial check-in.Integrated SwitchableGraphics Intel +; Reference code 0.6.0 +; [Files] MXM30.cif +; MXM30.sdl +; MXM30.mak +; Mxm30Dxe.dxs +; Mxm30Dxe.c +; Mxm30Efi.c +; NBCIEfi.c +; MxmInt15.asm +; Mxm30ElkCreek4.mxm +; Mxm30ElkCreekIII.mxm +; +; +; 1 9/17/10 1:16p Alexp +; [TAG] EIP43103 +; [Category] Function Request +; [Severity] Normal +; [Symptom] Initial check-in of SgTPV module +; [RootCause] Request to implement SG reference code . +; [Solution] Initial check-in. +; [Files] +; Mxm30.cif;*.sdl;*.mak; +; Mxm30Dxe.c;*.dxs +; Mxm30efi.c +; MxmInt15.asm +; NbciEfi.c +; Mxm30ElkCreek3(4).mxm +; +; 2 6/03/10 3:07p Alexp +; +; 1 6/03/10 2:54p Alexp +; +; +;********************************************************************** +INCLUDE Token.equ +.386p + +CSMOEM_CSEG SEGMENT PARA PUBLIC 'CODE' USE16 + ASSUME cs:CSMOEM_CSEG, ds:CSMOEM_CSEG + +OldIntHandler LABEL DWORD + IntSegSav dw 0 + IntOfsSav dw 0 + +;<AMI_FHDR_START> +;--------------------------------------------------------------------------- +; +; Name: MXMINT15Proc +; +; Description: MXM INT15 function implememtation +; + nVidia's NBCI Int15 supplement functions +; +;--------------------------------------------------------------------------- +;<AMI_FHDR_END> + +MXMINT15Proc PROC NEAR PUBLIC + + cmp ax, 5f80h + je igd_mxmcall +; cmp ax, 5f14h ; NVidia Vbios is calling this method. Keeping it commented out since the call is not documented +; je igd_misccall + jmp DWORD PTR cs:[OldIntHandler] + +;;igd_misccall: +;; Output Spec Support Level +;; BX = 078Fh, Get Miscellaneous Status +; cmp bx, 078fh +; jne notSupported +;; CL = Bit map of dock, lid and AC status: +;; Bits 7 - 3 = Reserved +;; Bit 2 = 0, no AC power +;; = 1, AC power active +;; Bit 1 = 0, lid open +;; = 1, lid closed +;; Bit 0 = 0, not docked +;; = 1, docked +; mov cl, 00000100b ; Bitmap of supported functions. +; jmp short mxmExit + +igd_mxmcall: + +; MXM rev3.0 <=9 +; NBCI <=9 +; Optimus 13 + cmp bl, 13 + ja short notSupported + + push si + movzx si, bl + shl si, 1 + stc ; default->not supported + call WORD PTR cs:[mxmFuncTable+si] ; Call this function. + pop si + jc short notSupported +mxmExit: + + mov ax, 05fh + +notSupported: +; sti + clc + retf 0002 +; iret + +MXMINT15Proc ENDP + +mxmFuncTable:: + DW OFFSET mxmInt15Fun0 + DW OFFSET mxmInt15Fun1 + DW OFFSET mxmInt15Fun2 + DW OFFSET mxmInt15Fun3 + DW OFFSET mxmInt15Fun4 + DW OFFSET mxmnotSupported ; mxmInt15Fun5 + DW OFFSET mxmnotSupported ; mxmInt15Fun6 + DW OFFSET mxmInt15Fun7 + DW OFFSET mxmInt15Fun8 + DW OFFSET mxmInt15Fun9 + DW OFFSET mxmnotSupported ; mxmInt15FunA + DW OFFSET mxmnotSupported ; mxmInt15FunB + DW OFFSET mxmnotSupported ; mxmInt15FunC + DW OFFSET mxmInt15FunD ; OptimusInt15FunD + +mxmDODTable:: ; table must be consistent with _DOD method return in ASL + DD 80000100h ; CRT + DD 80000400h ; LVDS + DD 80006300h ; DP_B + DD 80008301h ; dP->HDMI B interop dongle + DD 80008302h ; dP->HDMI C interop dongle + DD 80006303h ; DP_D + +DODCount EQU (($ - mxmDODTable) / 4) + +mxmFunc4String:: + DB 'MXM 3.0 VBIOS: AMI Int15 5F80 Interface', 0dh, 0ah, 0 + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmnotSupported +; Input: +; Output: +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> +mxmnotSupported PROC NEAR + ret +mxmnotSupported ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun0 +; Description: Function 0 Output Specification Support Level +; Input: +; AX = 5F80h ; MXM2.0, MXM2.1, MXM3.0 +; BL = 00h ; MXM2.0, MXM2.1, MXM3.0 +; BH = Adapter Index ; MXM2.0, MXM2.1 +; 0 = Primary MXM adapter (default) ; MXM2.0, MXM2.1 +; 1 = Secondary MXM adapter ; MXM2.0, MXM2.1 +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus ; MXM3.0 +; Bits [23:19] Device ; MXM3.0 +; Bits [18:16] Function ; MXM3.0 +; CL = Revision of the MXM software specification that is supported by the MXM module ; MXM2.0, MXM2.1 +; Format is binary coded decimal, for example: +; 10h = 1.0, 11h = 1.1, 20h = 2.0, etc. +; CX = Revision of the MXM software specification that is supported by the MXM module. ; MXM3.0 +; Format is binary coded decimal, for example: 0030h = 3.0, etc +; CX = 'OP' 4F50h Optimus Interface +; CX = 'NB' 4E42h NBCI Interface +; Output: +; AX = 005Fh to indicate that the system bios supports this function ; MXM2.0, MXM2.1, MXM3.0 +; BL = Revision of the MXM software specification that is supported by the system ; MXM2.0, MXM2.1, MXM3.0 +; Format is binary coded decimal, for example: +; 10h = 1.0, 11h = 1.1, 20h = 2.0, etc. +; CX = MXM functions supported ; MXM2.0, MXM2.1, MXM3.0 +; Bit 0 = 1 +; Bit 1 = 1 if Function 1 is supported, 0 if not supported ; MXM2.0, MXM2.1, MXM3.0 +; Bit 2 = 1 if Function 2 is supported, 0 if not supported ; MXM2.0, MXM2.1, MXM3.0 +; Bit 3 = 1 if Function 3 is supported, 0 if not supported ; MXM2.0, MXM2.1, MXM3.0 +; Bit 4 = 1 if Function 4 is supported, 0 if not supported ; MXM2.1, MXM3.0 +; Bit 7 = 1 if Function 7 is supported, 0 if not supported ; MXM3.0 +; Bit 8 = 1 if Function 8 is supported, 0 if not supported ; MXM3.0 +; Bit 9 = 1 if Function 9 is supported, 0 if not supported ; MXM3.0 +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun0 PROC NEAR +; Check signature if Optimus, Mxm or NBCI + cmp cx, 'OP' + je OptimusFun1 +; MXM rev3.0 + mov bl, 030h ; Support 3.0 + mov cx, 0000010011b ; Support funcion 0,1,4 + jmp short @F +; mov cx, 1100001011b ; Support funcion 0,1,3,8,9 +; mov cx, 11 0001 1011b ; Support funcion 0,1,3,4,8,9 +; mov cx, 1110011111b ; Support funcion 0,1,2,3,4,7,8,9. +OptimusFun1: + mov bl, 011h ; rev 1.1 + mov cx, 2001h ; Support funcion 0,13 +@@: + clc + ret +mxmInt15Fun0 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun1 +; Description: Function 1 Output a Pointer to the MXM Structure +; Input: +; AX = 5F80h ; MXM2.0, MXM2.1, MXM3.0 +; BL = 01h ; MXM2.0, MXM2.1, MXM3.0 +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus ; MXM3.0 +; Bits [23:19] Device ; MXM3.0 +; Bits [18:16] Function ; MXM3.0 +; CL = Revision of the MXM software specification that is supported by the MXM module ; MXM2.0, MXM2.1 +; CX = Identifier for the data block to return ; MXM3.0 +; Output: +; AX = 005Fh to indicate that the system bios supports this function ; MXM2.0, MXM2.1, MXM3.0 +; BX = Vendor ID of data block if CX = 0x80-0x8F, else 0. ; MXM3.0 +; ES:DI = Pointer to the MXM structure in real mode memory (< 1MB) ; MXM2.0, MXM2.1, MXM3.0 +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun1 PROC NEAR + +; MXM rev3.0 + mov di, OFFSET mxm30Struc + cmp cl, 030h ; Assume this DI for 3.0 MXM. + jz short returnMxmStruc + + jmp short exit + +returnMxmStruc: + mov bx, 0 + mov ax, cs ; Get ES for MXM structure. + mov es, ax + clc +exit: + ret +mxmInt15Fun1 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun2 +; Description: Function 2 Output a Pointer to the EDID Structure for the Internal Panel +; Input: +; AX = 5F80h ; MXM2.0, MXM2.1, MXM3.0 +; BL = 02h ; MXM2.0, MXM2.1, MXM3.0 +; BH = Adapter Index ; MXM2.0, MXM2.1 +; 0 = Primary MXM adapter (default) +; 1 = Secondary MXM adapter +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus +; Bits [23:19] Device +; Bits [18:16] Function +; EDX = Display device identifier (32-bit value as used in _DOD) ; MXM3.0 +; Output: +; AX = 005Fh to indicate that the system bios supports this function ; MXM2.0, MXM2.1, MXM3.0 +; BL = EDID structures returned ; MXM2.1, MXM3.0 +; 00 = 128byte EDID 1.3 followed by a 128byte DI-EXT block. +; 02 = 128byte EDID 1.3 structure only +; ES:DI = Pointer to the EDID structure in real mode memory (< 1MB) ; MXM2.0, MXM2.1, MXM3.0 +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun2 PROC NEAR + ret +mxmInt15Fun2 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun3 +; Description: Function 3 Select Output Device Channel +; Input: +; AX = 5F80h ; MXM2.0, MXM2.1, MXM3.0 +; BL = 03h ; MXM2.0, MXM2.1, MXM3.0 +; BH = Adapter Index ; MXM2.0, MXM2.1 +; 0 = Primary MXM adapter (default) +; 1 = Secondary MXM adapter +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus +; Bits [23:19] Device +; Bits [18:16] Function +; CL = Selection ; MXM2.0, MXM2.1, MXM3.0 +; 0 - Acquire shared Display DDC +; 1 - Display Output +; 3 - Both +; 4 - Release shared Display DDC +; CH = Device index (range 0 - 7) ; MXM2.0, MXM2.1 +; according to the order in which the MXM Output Device Structure +; for this device appears in the MXM Data Structure. +; EDX = Display device identifier (32-bit value as used in _DOD) ; MXM3.0 +; Output: +; AX = 005Fh to indicate that the SBIOS supports this function ; MXM2.0, MXM2.1, MXM3.0 +; BL For CL=0 the SBIOS shall return a 0h if the mutex was successfully acquired. ; MXM2.0, MXM2.1, MXM3.0 +; When non-zero the mutex was not aquired. +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun3 PROC NEAR +;; mov bl, 0 ; Display DDC acquired +;; mov cl, 0 ; Display DDC acquired + mov bl, cl ; temp fix. actual mutex lock implementation is needed + clc + ret +mxmInt15Fun3 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun4 +; Description: Function 4 Boot Message +; Input: +; AX = 5F80h ; MXM2.1, MXM3.0 +; BL = 04h ; MXM2.1, MXM3.0 +; Output: +; AX = 005Fh to indicate that the SBIOS supports this function ; MXM2.1, MXM3.0 +; BL = Mode If zero then the Pointer is a (zero-terminated) Sign-On Text String. ; MXM2.1 +; BX = Mode If zero then the Pointer is a (zero-terminated) Sign-On Text String. ; MXM3.0 +; ES:DI = Pointer String/Image in real mode memory (< 1MB). ; MXM2.1, MXM3.0 +; A zero length string indicates the normal sign-on message should be suppressed +; e.g. to support a graphical splash screen. +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun4 PROC NEAR +; Note. Nvidia Vbios replaces normal Vbios POST messages with the boot string + mov di, OFFSET mxmFunc4String + mov bx, 0 + mov ax, cs ; Get ES for MXM structure. + mov es, ax + clc + ret +mxmInt15Fun4 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun7 +; Description: Function 7 Returns a Pointer to the VBIOS Image for ROM-Less Adapters +; Input: +; AX = 5F80h ; MXM3.0 +; BL = 07h ; MXM3.0 +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus +; Bits [23:19] Device +; Bits [18:16] Function +; Output: +; AX = 005Fh to indicate that the SBIOS supports this function ; MXM3.0 +; ES:DI = Pointer to the requested VBIOS image in real mode memory (< 1MB). ; MXM3.0 +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun7 PROC NEAR + ret +mxmInt15Fun7 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun8 +; Description: Function 8 Check Availability of Output Device +; Input: +; AX = 5F80h ; MXM3.0 +; BL = 08h ; MXM3.0 +; BH = FFh ; MXM3.0 +; EBX[31:16] = Adapter ID ; MXM3.0 +; Bits [31:24] Bus +; Bits [23:19] Device +; Bits [18:16] Function +; EDX = Display device identifier (32-bit value as used in _DOD) ; MXM3.0 +; Output: +; AX = 005Fh to indicate that the SBIOS supports this function ; MXM3.0 +; BL = Available ; MXM3.0 +; BL = 0 indicates the connector is currently available. +; BL = 1 indicates the connector is not currently available +; and no display detection should occur on it. +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun8 PROC NEAR + + cmp bh, 0ffh + jne invalidDOD + mov si, 0 + mov cx, DODCount ; no of entries +@@: cmp edx, DWORD PTR cs:[mxmDODTable+si] ; Call this function. + je goodDOD + add si, 4 ; dword offset + loop @B + +invalidDOD: + stc ; default->not supported + mov bl, 1 ; connector is not currently available + ret + +goodDOD: + mov bl, 0 ; connector is available + clc + ret +mxmInt15Fun8 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15Fun9 +; Description: Function 9 Identify Output Devices +; Input: +; AX = 5F80h ; MXM3.0 +; BL = 09h ; MXM3.0 +; BH = 00h ; MXM3.0 +; Output: +; AX = 005Fh to indicate that the SBIOS supports this function; MXM3.0 +; BL = Number of entries in table. ; MXM3.0 +; ES:DI = Pointer to the table. ; MXM3.0 +; This is a table of 32-bit values identical to the buffer returned by _DOD. ; MXM3.0 +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> + +mxmInt15Fun9 PROC NEAR + + cmp bh, 0 + jne invalidFunc9 + mov di, OFFSET mxmDODTable + mov bl, DODCount ; number of entries + mov ax, cs + mov es, ax + clc +invalidFunc9: + ret +mxmInt15Fun9 ENDP + +;<AMI_PHDR_START> +;---------------------------------------------------------------------------- +; Procedure: mxmInt15FunD +; Description: Optimus: Discrete graphics subsystem power control +; Input: +; AX = 5F80h +; BL = 0Dh +; BH = FFh +; EBX[31:16] = Adapter ID +; Bits [31:24] Bus +; Bits [23:19] Device +; Bits [18:16] Function +; CL = Request GPU subsystem state (0 = Powered off/1 = Powered on) +; Output: +; AX = 005Fh to indicate that the system bios supports this function and it completed successfully +; BL = GPU power state which has been set +;---------------------------------------------------------------------------- +;<AMI_PHDR_END> +mxmInt15FunD PROC NEAR +;!!!! EmeraldLake specific + mov dx, 0538h ; DX = mux register + cmp cl, 0 + je dGPU_off + cmp cl, 1 + je dGPU_on + ret + +dGPU_off: + in eax, dx + or eax, 00400000h + out dx, eax + mov bl, cl + jmp short OK_FuncD + +dGPU_on: + in eax, dx + and eax, NOT (00400000h) + out dx, eax + mov bl, cl +;!!!! EmeraldLake specific + +OK_FuncD: + clc + ret +mxmInt15FunD ENDP + + PUBLIC mxmStrucSrart +mxmStrucSrart: + +;---------------------------------------------------------------------------- +; MXM rev3.0 data structure +;---------------------------------------------------------------------------- +mxm30Struc: +; include MXM30.INC ; First SIS is for first MXM in single MXM config (instance index 0) + MxmTbl db MKF_MXM_ROM_MAX_SIZE dup (0dbh) + + PUBLIC mxmStrucEnd +mxmStrucEnd: + + +CSMOEM_CSEG ENDS +END + + +;********************************************************************** +;********************************************************************** +;** ** +;** (C)Copyright 1985-2012, American Megatrends, Inc. ** +;** ** +;** All Rights Reserved. ** +;** ** +;** 5555 Oakbrook Pkwy, Suite 200, Norcross, GA 30093 ** +;** ** +;** Phone: (770)-246-8600 ** +;** ** +;********************************************************************** +;********************************************************************** |