sync with main kernel: rotationless sysfn62 call

git-svn-id: svn://kolibrios.org@1687 a494cfbc-eb01-0410-851d-a64ba20cac60

kernel/branches/Kolibri-A/trunk/bus/pci/pci32.inc

@@ -8,6 +8,7 @@
 ;;                                                              ;;
 ;;  32 bit PCI driver code                                      ;;
 ;;                                                              ;;
+;;  Version 0.4A November 4th,  2010                            ;;
 ;;  Version 0.4  February 2nd,  2010                            ;;
 ;;  Version 0.3  April 9, 2007                                  ;;
 ;;  Version 0.2  December 21st, 2002                            ;;
@@ -32,81 +33,87 @@ $Revision$
 ;   Description
 ;       entry point for system PCI calls
 ;***************************************************************************
-mmio_pci_addr	dw  0x400	; default PCI device bdf-address
+align 4
+mmio_pci_addr	dw  0x100	; default PCI device bdf-address
+	dw 0
 
+iglobal
+align 4
+f62call:
+	dd	pci_fn_0
+	dd	pci_fn_1
+	dd	pci_fn_2
+	dd	pci_service_not_supported	;3
+	dd	pci_read_reg		;4 byte
+	dd	pci_read_reg		;5 word
+	dd	pci_read_reg		;6 dword
+	dd	pci_service_not_supported   ;7
+	dd	pci_write_reg		;8 byte
+	dd	pci_write_reg		;9 word
+	dd	pci_write_reg		;10 dword
+	dd	pci_mmio_init		;11
+	dd	pci_mmio_map		;12
+	dd	pci_mmio_unmap		;13
+endg
 
 align 4
-
 pci_api:
+;cross
+	mov	eax, ebx
+	mov	ebx, ecx
+	mov	ecx, edx
 
 	cmp  [pci_access_enabled],1
-	jne  no_pci_access_for_applications
+	jne  pci_service_not_supported
 
-	or al,al
+	movzx	edx, al
-	jnz pci_fn_1
+	cmp al, 13
-	; PCI function 0: get pci version (AH.AL)
+	ja pci_service_not_supported
+
+	call	dword [f62call+edx*4]
+	mov	dword [esp+32],eax
+
+	ret
+
+align 4
+pci_api_drv:
+
+    cmp  [pci_access_enabled],1
+    jne  .fail
+
+    cmp eax, 2
+    ja	 .fail
+
+    jmp dword [f62call+eax*4]
+
+.fail:
+    or eax,-1
+    ret
+
+;; ============================================
+
+pci_fn_0:	; PCI function 0: get pci version (AH.AL)
 	movzx eax,word [BOOT_VAR+0x9022]
 	ret
 
-pci_fn_1:
+pci_fn_1:	; PCI function 1: get last bus in AL
-	cmp al,1
-	jnz pci_fn_2
-
-	; PCI function 1: get last bus in AL
 	mov al,[BOOT_VAR+0x9021]
 	ret
 
-pci_fn_2:
+pci_fn_2:	; PCI function 2: get pci access mechanism
-	cmp al,2
-	jne pci_fn_3
-	; PCI function 2: get pci access mechanism
 	mov al,[BOOT_VAR+0x9020]
 	ret
-pci_fn_3:
-
-	cmp al,4
-	jz pci_read_reg   ;byte
-	cmp al,5
-	jz pci_read_reg   ;word
-	cmp al,6
-	jz pci_read_reg   ;dword
-
-	cmp al,8
-	jz pci_write_reg  ;byte
-	cmp al,9
-	jz pci_write_reg  ;word
-	cmp al,10
-	jz pci_write_reg  ;dword
-
-	cmp al,11	    ;  user-level MMIO functions
-	jz pci_mmio_init
-	cmp al,12
-	jz pci_mmio_map
-	cmp al,13
-	jz pci_mmio_unmap
-
-
-      no_pci_access_for_applications:
 
+pci_service_not_supported:
 	or eax,-1
-
+	mov	dword [esp+32],eax
 	ret
 
 ;***************************************************************************
-;   Function
+;      (for backward compatibility only)
-;      pci_make_config_cmd
-;
-;   Description
-;       creates a command dword  for use with the PCI bus
-;       bus # in ah
-;       device+func in bh (dddddfff)
-;       register in bl
-;
 ;      command dword returned in eax ( 10000000 bbbbbbbb dddddfff rrrrrr00 )
 ;***************************************************************************
-
 align 4
-
 pci_make_config_cmd:
     shl     eax,8	   ; move bus to bits 16-23
     mov     ax,bx	   ; combine all
@@ -114,6 +121,7 @@ pci_make_config_cmd:
     or	    eax,0x80000000
     ret
 
+
 ;***************************************************************************
 ;   Function
 ;      pci_read_reg:
@@ -126,8 +134,30 @@ pci_make_config_cmd:
 ;***************************************************************************
 
 align 4
-
 pci_read_reg:
+;	push	edx
+;	xor	edx, edx
+;	mov	dh,  ah 	; bus
+;	mov	dl,  bh 	; dev+fn
+;	shl	edx, 12
+;	mov	dl,  bl 	; reg
+;	add	edx, PCIe_CONFIG_SPACE
+;
+;	and	al, 2
+;	jz	@f
+;	mov	eax, dword[edx]
+;	pop	edx
+;	ret
+;@@:
+;	and	al, 1
+;	jz	@f
+;	mov	ax, word[edx]
+;	pop	edx
+;	ret
+;@@:
+;	mov	al, byte[edx]
+;	pop	edx
+;	ret
 	push	esi   ; save register size into ESI
 	mov	esi,eax
 	and	esi,3
@@ -174,10 +204,6 @@ pci_fin_read1:
 	pop	esi
 	ret
 
-pci_read_reg_err:
-	xor	eax,eax
-	dec	eax
-	ret
 
 
 ;***************************************************************************
@@ -193,8 +219,29 @@ pci_read_reg_err:
 ;***************************************************************************
 
 align 4
-
 pci_write_reg:
+;	push	edx
+;	xor	edx, edx
+;	mov	dh,  ah 	; bus
+;	mov	dl,  bh 	; dev+fn
+;	shl	edx, 12
+;	mov	dl,  bl 	; reg
+;	add	edx, PCIe_CONFIG_SPACE
+;
+;	test	al, 2
+;	jz	@f
+;	mov	dword[edx], ecx
+;	ret
+;@@:
+;	test	al, 1
+;	jz	@f
+;	mov	word[edx], cx
+;	pop	edx
+;	ret
+;@@:
+;	mov	byte[edx], cl
+;	pop	edx
+;	ret
 	push	esi   ; save register size into ESI
 	mov	esi,eax
 	and	esi,3
@@ -233,20 +280,15 @@ pci_write_dword1:
 	out	dx,eax
 	jmp	pci_fin_write1
 pci_fin_write1:
+
 		; restore configuration control
 	pop	eax
 	mov	dl,0xf8
 	out	dx,eax
-
 	xor	eax,eax
 	pop	esi
 	ret
 
-pci_write_reg_err:
-	xor	eax,eax
-	dec	eax
-	ret
-
 ;***************************************************************************
 ;   Function
 ;      pci_mmio_init
@@ -322,10 +364,11 @@ pci_mmio_map:
     shl     bl, 1
     shl     bl, 1
     add     bl, 0x10	; now bl = BAR offset in PCI config. space
-    mov     ax, [mmio_pci_addr]
+    mov     eax, dword[mmio_pci_addr]
-    mov     bh, al	; bh = dddddfff
+    shl     eax, 12
-    mov     al, 2	; al : DW to read
+    mov     al, bl	; BAR offset
-    call    pci_read_reg
+    add     eax, PCIe_CONFIG_SPACE
+    mov     eax, [eax]	; read the BAR
     or	    eax, eax
     jnz     @f
     mov     eax,-3	; empty I/O space

kernel/branches/Kolibri-A/trunk/core/memory.inc

@@ -337,26 +337,6 @@ endp
 
 align 4
 proc init_LFB
-;           cmp dword [LFBAddress], -1
-;           jne @f
-;
-;        mov     esi, boot_framebuf
-;        call    boot_log
-;
-;           mov [BOOT_VAR+0x901c],byte 2
-;           stdcall alloc_pages, (0x280000 / 4096)
-;
-;           push eax
-;           call alloc_page
-;           stdcall map_page_table, LFB_BASE, eax
-;           pop eax
-;           or eax, PG_UW
-;           mov ebx, LFB_BASE
-;           mov ecx, 0x280000 / 4096
-;           call commit_pages
-;           mov [LFBAddress], dword LFB_BASE
-;           ret
-;@@:
 	   call init_mtrr
 
 	   mov edx, LFB_BASE
@@ -365,7 +345,6 @@ proc init_LFB
 	   mov dword [exp_lfb+4], edx
 
 	   shr edi, 12			     ; C00
-;           mov [pg_count], edi
 	   shr edi, 10			     ; 3
 
 	   or esi,  PG_GLOBAL+PG_LARGE+PG_UW
@@ -559,7 +538,7 @@ update_mem_size:
 ;  eax= linear address
 ;
 ; retval
-;  eax= phisical page address
+;  eax= physical page address
 
 align 4
 get_pg_addr:
@@ -689,12 +668,8 @@ end if
 	test	eax,12	;U/S (+below)
 	jnz	.fail	;ïðèëîæåíèå îáðàòèëîñü ê ïàìÿòè
 			;ÿäðà
-       ;test    eax, 8
-       ;jnz     .fail   ;óñòàíîâëåí çàðåçåðâèðîâàííûé áèò
-			;â òàáëèöàõ ñòðàíèö. äîáàâëåíî â P4/Xeon
 
 ;ïîïûòêà çàïèñè â çàùèù¸ííóþ ñòðàíèöó ÿäðà
-
 	cmp	ebx, tss._io_map_0
 	jb	.fail
 
@@ -703,7 +678,6 @@ end if
 
 ; io permission map
 ; copy-on-write protection
-
 	call	alloc_page
 	test	eax, eax
 	jz	.fail
@@ -750,15 +724,8 @@ proc map_mem stdcall, lin_addr:dword,slot:dword,\
 	   and eax, 0xFFFFF000
 	   jz .exit
 	   stdcall map_page,edi,eax,PG_UW
-;           inc ebx
-;           add edi, 0x1000
-;           mov eax, [esi+ebx*4]
-;           test eax, eax
-;           jz @f
-;          and eax, 0xFFFFF000
-;           stdcall map_page, edi, eax
 
-@@:	   mov edi, [lin_addr]
+	   mov edi, [lin_addr]
 	   and edi, 0xFFFFF000
 	   mov ecx, [buf_size]
 	   add ecx, 4095
@@ -818,7 +785,7 @@ proc map_memEx stdcall, lin_addr:dword,slot:dword,\
 	   jz .exit
 	   stdcall map_page,edi,eax,PG_UW
 
-@@:	   mov edi, [lin_addr]
+	   mov edi, [lin_addr]
 	   and edi, 0xFFFFF000
 	   mov ecx, [buf_size]
 	   add ecx, 4095
@@ -972,29 +939,6 @@ sys_IPC:
 	mov	[esp+32], eax
 	ret
 
-;align 4
-;proc set_ipc_buff
-
-;           mov  eax,[current_slot]
-;           pushf
-;           cli
-;           mov  [eax+APPDATA.ipc_start],ebx     ;set fields in extended information area
-;           mov  [eax+APPDATA.ipc_size],ecx
-;
-;           add ecx, ebx
-;           add ecx, 4095
-;           and ecx, not 4095
-;
-;.touch:    mov eax, [ebx]
-;           add ebx, 0x1000
-;           cmp ebx, ecx
-;           jb  .touch
-;
-;           popf
-;           xor eax, eax
-;           ret
-;endp
-
 proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
 	   locals
 	     dst_slot	dd ?

kernel/branches/Kolibri-A/trunk/core/syscall.inc

@@ -67,7 +67,7 @@ iglobal
       dd 0
       dd 0
       dd 0
-      dd sys_pci		 ; 62-PCI functions
+      dd 0		 	 ; 62-PCI functions
       dd sys_msg_board		 ; 63-System message board
 
   ;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
@@ -138,7 +138,7 @@ iglobal
       dd undefined_syscall	 ; 59-reserved
       dd sys_IPC		 ; 60-Inter Process Communication
       dd sys_gs 		 ; 61-Direct graphics access
-      dd cross_order		 ; 62-PCI functions
+      dd pci_api		 ; 62-PCI functions
       dd cross_order		 ; 63-System message board
       dd sys_resize_app_memory	 ; 64-Resize application memory usage
       dd sys_putimage_palette	 ; 65-PutImagePalette
@@ -153,7 +153,7 @@ iglobal
       dd sys_end		 ; -1-end application
 
 align 4
-servetable3:
+servetable3:	; Kolibri-A special service
 
 	dd	paleholder	 ; 0
 	dd	paleholder	 ; 1

kernel/branches/Kolibri-A/trunk/kernel.asm

@@ -4188,16 +4188,6 @@ sys_gs: 			; direct screen access
      mov   [esp+32],eax
      ret
 
-
-;align 4 ; PCI functions
-;
-sys_pci:
-
-     call  pci_api
-     mov   [esp+36],eax
-     ret
-
-
 align 4  ;  system functions
 
 syscall_setpixel:			; SetPixel