86duino One GPIO demo.

git-svn-id: svn://kolibrios.org@5558 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
hidnplayr 2015-05-20 13:58:39 +00:00
parent 53ce943cc8
commit a2738af006
2 changed files with 355 additions and 0 deletions

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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; Copyright (C) KolibriOS team 2004-2015. All rights reserved. ;;
;; Distributed under terms of the GNU General Public License ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;driver sceletone
format PE DLL native 0.05
entry START
DEBUG = 1
__DEBUG__ = 1
__DEBUG_LEVEL__ = 1 ; 1 = verbose, 2 = errors only
API_VERSION = 0 ;debug
STRIDE = 4 ;size of row in devices table
SRV_GETVERSION = 0
section '.flat' code readable writable executable
include 'proc32.inc'
include 'struct.inc'
include 'macros.inc'
include 'peimport.inc'
include 'fdo.inc'
proc START c, state:dword, cmdline:dword
cmp [state], 1
jne .exit
.entry:
push esi
DEBUGF 1,"Loading vortex86EX GPIO driver\n"
call detect
pop esi
test eax, eax
jz .fail
; Set crossbar base address register in southbridge
invoke PciWrite16, [bus], [dev], 64h, 0x0A00 or 1
; Set GPIO base address register in southbridge
invoke PciWrite16, [bus], [dev], 62h, 0xF100 or 1
; Enable GPIO0-9
mov dx, 0xf100
mov eax, 0x000001ff
out dx, eax
mov ecx, 10
mov dx, 0xf104
mov ax, 0xf200
.gpio_init:
; Set GPIO data port base address
out dx, ax
add ax, 2
add dx, 2
; Set GPIO direction base address
out dx, ax
add ax, 2
add dx, 2
; loop
dec ecx
jnz .gpio_init
; Set GPIO0 pin 0 as output
mov al, 0x01
mov dx, 0xf202
out dx, al
; Set GPIO4 pin 0 as output
mov al, 0x01
mov dx, 0xf212
out dx, al
invoke RegService, my_service, service_proc
ret
.fail:
.exit:
xor eax, eax
ret
endp
proc service_proc stdcall, ioctl:dword
mov ebx, [ioctl]
mov eax, [ebx+IOCTL.io_code]
cmp eax, SRV_GETVERSION
jne @F
mov eax, [ebx+IOCTL.output]
cmp [ebx+IOCTL.out_size], 4
jne .fail
mov dword [eax], API_VERSION
xor eax, eax
ret
@@:
cmp eax, 1 ; read GPIO P0
jne @f
mov dx, 0xf200
in al, dx
ret
@@:
cmp eax, 2 ; write GPIO P0
jne @f
mov eax, [ebx + IOCTL.input]
mov dx, 0xf200
out dx, al
xor eax, eax
ret
@@:
.fail:
or eax, -1
ret
endp
proc detect
push ebx
invoke GetPCIList
mov ebx, eax
.next_dev:
mov eax, [eax+PCIDEV.fd]
cmp eax, ebx
jz .err
mov edx, [eax+PCIDEV.vendor_device_id]
mov esi, devices
@@:
cmp dword [esi], 0
jz .next_dev
cmp edx, [esi]
jz .found
add esi, STRIDE
jmp @B
.found:
movzx ebx, [eax+PCIDEV.devfn]
mov [dev], ebx
movzx ebx, [eax+PCIDEV.bus]
mov [bus], ebx
xor eax, eax
inc eax
pop ebx
ret
.err:
DEBUGF 1,"Could not find vortex86EX south bridge!\n"
xor eax, eax
pop ebx
ret
endp
DEVICE_ID = 6011h
VENDOR_ID = 17F3h
;all initialized data place here
align 4
devices dd (DEVICE_ID shl 16)+VENDOR_ID
dd 0 ;terminator
my_service db '86DUINO-GPIO',0 ;max 16 chars include zero
include_debug_strings ; All data wich FDO uses will be included here
dev dd ?
bus dd ?
align 4
data fixups
end data

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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; 86DUINO GPIO DEMO APPLICATION ;
; ;
; Compile with FASM ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
format binary as "" ; Binary file format without extension
use32 ; Tell compiler to use 32 bit instructions
org 0x0 ; the base address of code, always 0x0
; The header
db 'MENUET01'
dd 0x01
dd START
dd I_END
dd 0x100000
dd 0x7fff0
dd 0, 0
; The code area
include '../../macros.inc'
START: ; start of execution
mcall 68, 16, drv_name ; load the driver
mov [IOCTL.handle], eax
call draw_window ; draw the window
; After the window is drawn, it's practical to have the main loop.
; Events are distributed from here.
event_wait:
mov eax, 10 ; function 10 : wait until event
mcall ; event type is returned in eax
cmp eax, 1 ; Event redraw request ?
je red ; Expl.: there has been activity on screen and
; parts of the applications has to be redrawn.
cmp eax, 2 ; Event key in buffer ?
je key ; Expl.: User has pressed a key while the
; app is at the top of the window stack.
cmp eax, 3 ; Event button in buffer ?
je button ; Expl.: User has pressed one of the
; applications buttons.
jmp event_wait
; The next section reads the event and processes data.
red: ; Redraw event handler
call draw_window ; We call the window_draw function and
jmp event_wait ; jump back to event_wait
key: ; Keypress event handler
mov eax, 2 ; The key is returned in ah. The key must be
mcall ; read and cleared from the system queue.
cmp ah, 'q'
jne @f
call read_gpio0
or al, 1 ; Set bit 0
call write_gpio0
jmp event_wait
@@:
cmp ah, 'w'
jne @f
call read_gpio0
and al, not 1 ; Clear bit 0
call write_gpio0
jmp event_wait
@@:
jmp event_wait ; Just read the key, ignore it and jump to event_wait.
button: ; Buttonpress event handler
mov eax,17 ; The button number defined in window_draw
mcall ; is returned to ah.
cmp ah,1 ; button id=1 ?
jne noclose
mov eax,-1 ; Function -1 : close this program
mcall
noclose:
jmp event_wait ; This is for ignored events, useful at development
; *********************************************
; ****** WINDOW DEFINITIONS AND DRAW ********
; *********************************************
;
; The static window parts are drawn in this function. The window canvas can
; be accessed later from any parts of this code (thread) for displaying
; processes or recorded data, for example.
;
; The static parts *must* be placed within the fn 12 , ebx = 1 and ebx = 2.
draw_window:
mov eax, 12 ; function 12: tell os about windowdraw
mov ebx, 1 ; 1, start of draw
mcall
mov eax, 0 ; function 0 : define and draw window
mov ebx, 100 * 65536 + 300 ; [x start] *65536 + [x size]
mov ecx, 100 * 65536 + 120 ; [y start] *65536 + [y size]
mov edx, 0x14ffffff ; color of work area RRGGBB
; 0x02000000 = window type 4 (fixed size, skinned window)
mov esi, 0x808899ff ; color of grab bar RRGGBB
; 0x80000000 = color glide
mov edi, title
mcall
mov ebx, 25 * 65536 + 35 ; draw info text with function 4
mov ecx, 0x224466
mov edx, text
mov esi, 40
mov eax, 4
.newline: ; text from the DATA AREA
mcall
add ebx, 10
add edx, 40
cmp byte[edx], 0
jne .newline
mov eax, 12 ; function 12:tell os about windowdraw
mov ebx, 2 ; 2, end of draw
mcall
ret
; Read GPIO0 port to AL register
read_gpio0:
mov [IOCTL.io_code], 1
mcall 68, 17, IOCTL
ret
; Write AL register to GPIO0 port
write_gpio0:
mov [IOCTL.io_code], 2
mov [IOCTL.input], eax
mcall 68, 17, IOCTL
ret
; *********************************************
; ************* DATA AREA *****************
; *********************************************
;
; Data can be freely mixed with code to any parts of the image.
; Only the header information is required at the beginning of the image.
text db "This is an 86DUINO GPIO demo program "
db " "
db "press q/w to toggle GPIO 0 pin 0 ", 0
title db "86Duino Example application", 0
drv_name db '86DUINO-GPIO', 0
IOCTL:
.handle dd ?
.io_code dd ?
.input dd ?
.inp_size dd ?
.output dd ?
.out_size dd ?
I_END: