;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Copyright (C) KolibriOS team 2004-2012. All rights reserved.
;; PROGRAMMING:
;; Ivan Poddubny
;; Marat Zakiyanov (Mario79)
;; VaStaNi
;; Trans
;; Mihail Semenyako (mike.dld)
;; Sergey Kuzmin (Wildwest)
;; Andrey Halyavin (halyavin)
;; Mihail Lisovin (Mihasik)
;; Andrey Ignatiev (andrew_programmer)
;; NoName
;; Evgeny Grechnikov (Diamond)
;; Iliya Mihailov (Ghost)
;; Sergey Semyonov (Serge)
;; Johnny_B
;; SPraid (simba)
;; Hidnplayr
;; Alexey Teplov (<Lrz>)
;; Rus
;; Nable
;; shurf
;; Alver
;; Maxis
;; Galkov
;; CleverMouse
;; tsdima
;; turbanoff
;; Asper
;; art_zh
;;
;; Data in this file was originally part of MenuetOS project which is
;; distributed under the terms of GNU GPL. It is modified and redistributed as
;; part of KolibriOS project under the terms of GNU GPL.
;;
;; Copyright (C) MenuetOS 2000-2004 Ville Mikael Turjanmaa
;; PROGRAMMING:
;;
;; Ville Mikael Turjanmaa, villemt@itu.jyu.fi
;; - main os coding/design
;; Jan-Michael Brummer, BUZZ2@gmx.de
;; Felix Kaiser, info@felix-kaiser.de
;; Paolo Minazzi, paolo.minazzi@inwind.it
;; quickcode@mail.ru
;; Alexey, kgaz@crosswinds.net
;; Juan M. Caravaca, bitrider@wanadoo.es
;; kristol@nic.fi
;; Mike Hibbett, mikeh@oceanfree.net
;; Lasse Kuusijarvi, kuusijar@lut.fi
;; Jarek Pelczar, jarekp3@wp.pl
;;
;; KolibriOS is distributed in the hope that it will be useful, but WITHOUT ANY
;; WARRANTY. No author or distributor accepts responsibility to anyone for the
;; consequences of using it or for whether it serves any particular purpose or
;; works at all, unless he says so in writing. Refer to the GNU General Public
;; License (the "GPL") for full details.
;
;; Everyone is granted permission to copy, modify and redistribute KolibriOS,
;; but only under the conditions described in the GPL. A copy of this license
;; is supposed to have been given to you along with KolibriOS so you can know
;; your rights and responsibilities. It should be in a file named COPYING.
;; Among other things, the copyright notice and this notice must be preserved
;; on all copies.
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
format binary as "mnt"
include 'macros.inc'
include 'struct.inc'
$Revision $
USE_COM_IRQ equ 1 ; make irq 3 and irq 4 available for PCI devices
; Enabling the next line will enable serial output console
debug_com_base equ 0x3f8 ; 0x3f8 is com1, 0x2f8 is com2, 0x3e8 is com3, 0x2e8 is com4, no irq's are used
include "proc32.inc"
include "kglobals.inc"
;include "lang.inc"
lang fix en
include "const.inc"
max_processes equ 255
tss_step equ (128+8192) ; tss & i/o - 65535 ports, * 256=557056*4
os_stack equ (os_data_l-gdts) ; GDTs
os_code equ (os_code_l-gdts)
graph_data equ (3+graph_data_l-gdts)
tss0 equ (tss0_l-gdts)
app_code equ (3+app_code_l-gdts)
app_data equ (3+app_data_l-gdts)
app_tls equ (3+tls_data_l-gdts)
pci_code_sel equ (pci_code_32-gdts)
pci_data_sel equ (pci_data_32-gdts)
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Included files:
;;
;; Kernel16.inc
;; - Booteng.inc English text for bootup
;; - Bootcode.inc Hardware setup
;; - Pci16.inc PCI functions
;;
;; Kernel32.inc
;; - Sys32.inc Process management
;; - Shutdown.inc Shutdown and restart
;; - Fat32.inc Read / write hd
;; - Vesa12.inc Vesa 1.2 driver
;; - Vesa20.inc Vesa 2.0 driver
;; - Vga.inc VGA driver
;; - Stack.inc Network interface
;; - Mouse.inc Mouse pointer
;; - Scincode.inc Window skinning
;; - Pci32.inc PCI functions
;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; 16 BIT ENTRY FROM BOOTSECTOR ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
use16
org 0x0
jmp start_of_code
if lang eq sp
include "kernelsp.inc" ; spanish kernel messages
else
version db 'Kolibri OS network development ',13,10,13,10,0
end if
include "boot/bootstr.inc" ; language-independent boot messages
include "boot/preboot.inc"
if lang eq ge
include "boot/bootge.inc" ; german system boot messages
else if lang eq sp
include "boot/bootsp.inc" ; spanish system boot messages
else if lang eq ru
include "boot/bootru.inc" ; russian system boot messages
include "boot/ru.inc" ; Russian font
else if lang eq et
include "boot/bootet.inc" ; estonian system boot messages
include "boot/et.inc" ; Estonian font
else
include "boot/booten.inc" ; english system boot messages
end if
include "boot/bootcode.inc" ; 16 bit system boot code
include "bus/pci/pci16.inc"
include "detect/biosdisk.inc"
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; ;;
;; SWITCH TO 32 BIT PROTECTED MODE ;;
;; ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; CR0 Flags - Protected mode and Paging
mov ecx, CR0_PE
; Enabling 32 bit protected mode
sidt [cs:old_ints_h]
cli ; disable all irqs
cld
mov al, 255 ; mask all irqs
out 0xa1, al
out 0x21, al
l.5:
in al, 0x64 ; Enable A20
test al, 2
jnz l.5
mov al, 0xD1
out 0x64, al
l.6:
in al, 0x64
test al, 2
jnz l.6
mov al, 0xDF
out 0x60, al
l.7:
in al, 0x64
test al, 2
jnz l.7
mov al, 0xFF
out 0x64, al
lgdt [cs:tmp_gdt] ; Load GDT
mov eax, cr0 ; protected mode
or eax, ecx
and eax, 10011111b *65536*256 + 0xffffff ; caching enabled
mov cr0, eax
jmp pword os_code:B32 ; jmp to enable 32 bit mode
align 8
tmp_gdt:
dw 23
dd tmp_gdt+0x10000
dw 0
dw 0xffff
dw 0x0000
db 0x00
dw 11011111b *256 +10011010b
db 0x00
dw 0xffff
dw 0x0000
db 0x00
dw 11011111b *256 +10010010b
db 0x00
include "data16.inc"
use32
org $+0x10000
align 4
B32:
mov ax, os_stack ; Selector for os
mov ds, ax
mov es, ax
mov fs, ax
mov gs, ax
mov ss, ax
mov esp, 0x006CC00 ; Set stack
; CLEAR 0x280000 - HEAP_BASE
xor eax, eax
mov edi, CLEAN_ZONE
mov ecx, (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
cld
rep stosd
; CLEAR KERNEL UNDEFINED GLOBALS
mov edi, endofcode-OS_BASE
mov ecx, 0x90000
sub ecx, edi
shr ecx, 2
rep stosd
; SAVE & CLEAR 0-0xffff
xor esi, esi
mov edi, (BOOT_VAR-OS_BASE)
mov ecx, 0x10000 / 4
rep movsd
mov edi, 0x1000
mov ecx, 0xf000 / 4
rep stosd
call test_cpu
bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
call check_acpi
call init_BIOS32
; MEMORY MODEL
call mem_test
call init_mem
call init_page_map
; ENABLE PAGING
mov eax, sys_pgdir-OS_BASE
mov cr3, eax
mov eax, cr0
or eax, CR0_PG+CR0_WP
mov cr0, eax
lgdt [gdts]
jmp pword os_code:high_code
align 4
bios32_entry dd ?
tmp_page_tabs dd ?
use16
org $-0x10000
include "boot/shutdown.inc" ; shutdown or restart
org $+0x10000
use32
__DEBUG__ fix 1
__DEBUG_LEVEL__ fix 1
include 'init.inc'
org OS_BASE+$
include 'fdo.inc'
align 4
high_code:
mov ax, os_stack
mov bx, app_data
mov cx, app_tls
mov ss, ax
add esp, OS_BASE
mov ds, bx
mov es, bx
mov fs, cx
mov gs, bx
bt [cpu_caps], CAPS_PGE
jnc @F
or dword [sys_pgdir+(OS_BASE shr 20)], PG_GLOBAL
mov ebx, cr4
or ebx, CR4_PGE
mov cr4, ebx
@@:
xor eax, eax
mov dword [sys_pgdir], eax
mov dword [sys_pgdir+4], eax
mov eax, cr3
mov cr3, eax ; flush TLB
mov ecx, pg_data.mutex
call mutex_init
mov ecx, disk_list_mutex
call mutex_init
mov ecx, keyboard_list_mutex
call mutex_init
mov ecx, unpack_mutex
call mutex_init
; SAVE REAL MODE VARIABLES
mov ax, [BOOT_VAR + BOOT_IDE_BASE_ADDR]
mov [IDEContrRegsBaseAddr], ax
; --------------- APM ---------------------
; init selectors
mov ebx, [BOOT_VAR+BOOT_APM_ENTRY] ; offset of APM entry point
movzx eax, word [BOOT_VAR+BOOT_APM_CODE_32] ; real-mode segment base address of
; protected-mode 32-bit code segment
movzx ecx, word [BOOT_VAR+BOOT_APM_CODE_16]; real-mode segment base address of
; protected-mode 16-bit code segment
movzx edx, word [BOOT_VAR+BOOT_APM_DATA_16]; real-mode segment base address of
; protected-mode 16-bit data segment
shl eax, 4
mov [dword apm_code_32 + 2], ax
shr eax, 16
mov [dword apm_code_32 + 4], al
shl ecx, 4
mov [dword apm_code_16 + 2], cx
shr ecx, 16
mov [dword apm_code_16 + 4], cl
shl edx, 4
mov [dword apm_data_16 + 2], dx
shr edx, 16
mov [dword apm_data_16 + 4], dl
mov dword[apm_entry], ebx
mov word [apm_entry + 4], apm_code_32 - gdts
mov eax, [BOOT_VAR + BOOT_APM_VERSION] ; version & flags
mov [apm_vf], eax
; -----------------------------------------
mov al, [BOOT_VAR+BOOT_DMA] ; DMA access
mov [allow_dma_access], al
movzx eax, byte [BOOT_VAR+BOOT_BPP] ; bpp
mov [ScreenBPP], al
mov [_display.bpp], eax
mov [_display.vrefresh], 60
movzx eax, word [BOOT_VAR+BOOT_X_RES]; X max
mov [_display.width], eax
mov [display_width_standard], eax
dec eax
mov [Screen_Max_X], eax
mov [screen_workarea.right], eax
movzx eax, word [BOOT_VAR+BOOT_Y_RES]; Y max
mov [_display.height], eax
mov [display_height_standard], eax
dec eax
mov [Screen_Max_Y], eax
mov [screen_workarea.bottom], eax
movzx eax, word [BOOT_VAR+BOOT_VESA_MODE]; screen mode
mov [SCR_MODE], eax
; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
; mov [BANK_SWITCH], eax
mov [BytesPerScanLine], word 640*4 ; Bytes PerScanLine
cmp [SCR_MODE], word 0x13 ; 320x200
je @f
cmp [SCR_MODE], word 0x12 ; VGA 640x480
je @f
movzx eax, word[BOOT_VAR+BOOT_PITCH] ; for other modes
mov [BytesPerScanLine], ax
mov [_display.pitch], eax
@@:
mov eax, [_display.width]
mul [_display.height]
mov [_WinMapSize], eax
call calculate_fast_getting_offset_for_WinMapAddress
; for Qemu or non standart video cards
; Unfortunately [BytesPerScanLine] does not always
; equal to [_display.width] * [ScreenBPP] / 8
call calculate_fast_getting_offset_for_LFB
mov esi, BOOT_VAR+0x9080
movzx ecx, byte [esi-1]
mov [NumBiosDisks], ecx
mov edi, BiosDisksData
rep movsd
; GRAPHICS ADDRESSES
mov eax, [BOOT_VAR+BOOT_LFB]
mov [LFBAddress], eax
cmp [SCR_MODE], word 0100000000000000b
jge setvesa20
cmp [SCR_MODE], word 0x13 ; EGA 320*200 256 colors
je v20ga32
jmp v20ga24
setvesa20:
mov [PUTPIXEL], dword Vesa20_putpixel24 ; Vesa 2.0
mov [GETPIXEL], dword Vesa20_getpixel24
cmp [ScreenBPP], byte 24
jz v20ga24
v20ga32:
mov [PUTPIXEL], dword Vesa20_putpixel32
mov [GETPIXEL], dword Vesa20_getpixel32
jmp no_mode_0x12
v20ga24:
cmp [SCR_MODE], word 0x12 ; 16 C VGA 640x480
jne no_mode_0x12
mov [PUTPIXEL], dword VGA_putpixel
mov [GETPIXEL], dword Vesa20_getpixel32
no_mode_0x12:
mov [MOUSE_PICTURE], dword mousepointer
mov [_display.check_mouse], check_mouse_area_for_putpixel
mov [_display.check_m_pixel], check_mouse_area_for_getpixel
; -------- Fast System Call init ----------
; Intel SYSENTER/SYSEXIT (AMD CPU support it too)
bt [cpu_caps], CAPS_SEP
jnc .SEnP ; SysEnter not Present
xor edx, edx
mov ecx, MSR_SYSENTER_CS
mov eax, os_code
wrmsr
mov ecx, MSR_SYSENTER_ESP
; mov eax, sysenter_stack ; Check it
xor eax, eax
wrmsr
mov ecx, MSR_SYSENTER_EIP
mov eax, sysenter_entry
wrmsr
.SEnP:
; AMD SYSCALL/SYSRET
cmp byte[cpu_vendor], 'A'
jne .noSYSCALL
mov eax, 0x80000001
cpuid
test edx, 0x800 ; bit_11 - SYSCALL/SYSRET support
jz .noSYSCALL
mov ecx, MSR_AMD_EFER
rdmsr
or eax, 1 ; bit_0 - System Call Extension (SCE)
wrmsr
; !!!! It`s dirty hack, fix it !!!
; Bits of EDX :
; Bit 31Ц16 During the SYSRET instruction, this field is copied into the CS register
; and the contents of this field, plus 8, are copied into the SS register.
; Bit 15Ц0 During the SYSCALL instruction, this field is copied into the CS register
; and the contents of this field, plus 8, are copied into the SS register.
; mov edx, (os_code + 16) * 65536 + os_code
mov edx, 0x1B0008
mov eax, syscall_entry
mov ecx, MSR_AMD_STAR
wrmsr
.noSYSCALL:
; -----------------------------------------
stdcall alloc_page
stdcall map_page, tss-0xF80, eax, PG_SW
stdcall alloc_page
inc eax
mov [SLOT_BASE+256+APPDATA.io_map], eax
stdcall map_page, tss+0x80, eax, PG_SW
stdcall alloc_page
inc eax
mov dword [SLOT_BASE+256+APPDATA.io_map+4], eax
stdcall map_page, tss+0x1080, eax, PG_SW
; LOAD IDT
call build_interrupt_table ;lidt is executed
;lidt [idtreg]
call init_kernel_heap
stdcall kernel_alloc, RING0_STACK_SIZE+512
mov [os_stack_seg], eax
lea esp, [eax+RING0_STACK_SIZE]
mov [tss._ss0], os_stack
mov [tss._esp0], esp
mov [tss._esp], esp
mov [tss._cs], os_code
mov [tss._ss], os_stack
mov [tss._ds], app_data
mov [tss._es], app_data
mov [tss._fs], app_data
mov [tss._gs], app_data
mov [tss._io], 128
;Add IO access table - bit array of permitted ports
mov edi, tss._io_map_0
xor eax, eax
not eax
mov ecx, 8192/4
rep stosd ; access to 4096*8=65536 ports
mov ax, tss0
ltr ax
mov [LFBSize], 0xC00000
call init_LFB
call init_fpu
call init_malloc
stdcall alloc_kernel_space, 0x51000
mov [default_io_map], eax
add eax, 0x2000
mov [ipc_tmp], eax
mov ebx, 0x1000
add eax, 0x40000
mov [proc_mem_map], eax
add eax, 0x8000
mov [proc_mem_pdir], eax
add eax, ebx
mov [proc_mem_tab], eax
add eax, ebx
mov [tmp_task_pdir], eax
add eax, ebx
mov [tmp_task_ptab], eax
add eax, ebx
mov [ipc_pdir], eax
add eax, ebx
mov [ipc_ptab], eax
stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
(unpack.lc+unpack.lp)))*4
mov [unpack.p], eax
call init_events
mov eax, srv.fd-SRV.fd
mov [srv.fd], eax
mov [srv.bk], eax
;Set base of graphic segment to linear address of LFB
mov eax, [LFBAddress] ; set for gs
mov [graph_data_l+2], ax
shr eax, 16
mov [graph_data_l+4], al
mov [graph_data_l+7], ah
stdcall kernel_alloc, [_WinMapSize]
mov [_WinMapAddress], eax
xor eax, eax
inc eax
mov [CURRENT_TASK], eax ;dword 1
mov [TASK_COUNT], eax ;dword 1
mov [TASK_BASE], dword TASK_DATA
mov [current_slot], SLOT_BASE+256
; set background
mov [BgrDrawMode], eax
mov [BgrDataWidth], eax
mov [BgrDataHeight], eax
mov [mem_BACKGROUND], 4
mov [img_background], static_background_data
; SET UP OS TASK
mov esi, boot_setostask
call boot_log
xor eax, eax
mov dword [SLOT_BASE+APPDATA.fpu_state], fpu_data
mov dword [SLOT_BASE+APPDATA.exc_handler], eax
mov dword [SLOT_BASE+APPDATA.except_mask], eax
; name for OS/IDLE process
mov dword [SLOT_BASE+256+APPDATA.app_name], dword 'OS/I'
mov dword [SLOT_BASE+256+APPDATA.app_name+4], dword 'DLE '
mov edi, [os_stack_seg]
mov dword [SLOT_BASE+256+APPDATA.pl0_stack], edi
add edi, 0x2000-512
mov dword [SLOT_BASE+256+APPDATA.fpu_state], edi
mov dword [SLOT_BASE+256+APPDATA.saved_esp0], edi; just for case
mov dword [SLOT_BASE+256+APPDATA.terminate_protection], 80000001h
mov esi, fpu_data
mov ecx, 512/4
cld
rep movsd
mov dword [SLOT_BASE+256+APPDATA.exc_handler], eax
mov dword [SLOT_BASE+256+APPDATA.except_mask], eax
mov ebx, SLOT_BASE+256+APP_OBJ_OFFSET
mov dword [SLOT_BASE+256+APPDATA.fd_obj], ebx
mov dword [SLOT_BASE+256+APPDATA.bk_obj], ebx
mov dword [SLOT_BASE+256+APPDATA.cur_dir], sysdir_path
mov dword [SLOT_BASE+256+APPDATA.tls_base], eax
; task list
mov dword [TASK_DATA+TASKDATA.mem_start], eax; process base address
inc eax
mov dword [CURRENT_TASK], eax
mov dword [TASK_COUNT], eax
mov [current_slot], SLOT_BASE+256
mov [TASK_BASE], dword TASK_DATA
mov byte[TASK_DATA+TASKDATA.wnd_number], al ; on screen number
mov dword [TASK_DATA+TASKDATA.pid], eax ; process id number
mov [SLOT_BASE + 256 + APPDATA.dir_table], sys_pgdir - OS_BASE
; REDIRECT ALL IRQ'S TO INT'S 0x20-0x2f
mov esi, boot_initirq
call boot_log
call init_irqs
mov esi, boot_picinit
call boot_log
call PIC_init
mov esi, boot_v86machine
call boot_log
; Initialize system V86 machine
call init_sys_v86
mov esi, boot_inittimer
call boot_log
; Initialize system timer (IRQ0)
call PIT_init
mov esi, boot_initapic
call boot_log
; Try to Initialize APIC
call APIC_init
mov esi, boot_enableirq
call boot_log
; Enable timer IRQ (IRQ0) and hard drives IRQs (IRQ14, IRQ15)
; they are used: when partitions are scanned, hd_read relies on timer
call unmask_timer
stdcall enable_irq, 2 ; @#$%! PIC
stdcall enable_irq, 6 ; FDD
stdcall enable_irq, 13 ; co-processor
stdcall enable_irq, 14
stdcall enable_irq, 15
mov esi, boot_enablint_ide
call boot_log
; Enable interrupts in IDE controller
mov al, 0
mov dx, 0x3F6
out dx, al
mov dl, 0x76
out dx, al
;!!!!!!!!!!!!!!!!!!!!!!!!!!
; mov esi, boot_detectdisks
; call boot_log
;include 'detect/disks.inc'
mov esi, boot_detectfloppy
call boot_log
include 'detect/dev_fd.inc'
mov esi, boot_detecthdcd
call boot_log
include 'detect/dev_hdcd.inc'
mov esi, boot_getcache
call boot_log
include 'detect/getcache.inc'
mov esi, boot_detectpart
call boot_log
include 'detect/sear_par.inc'
;!!!!!!!!!!!!!!!!!!!!!!!!!!
mov esi, boot_init_sys
call boot_log
call Parser_params
if ~ defined extended_primary_loader
; ramdisk image should be loaded by extended primary loader if it exists
; READ RAMDISK IMAGE FROM HD
;!!!!!!!!!!!!!!!!!!!!!!!
include 'boot/rdload.inc'
;!!!!!!!!!!!!!!!!!!!!!!!
end if
; mov [dma_hdd],1
; CALCULATE FAT CHAIN FOR RAMDISK
call calculatefatchain
if 0
mov ax, [OS_BASE+0x10000+bx_from_load]
cmp ax, 'r1'; if using not ram disk, then load librares and parameters {SPraid.simba}
je no_lib_load
mov esi, boot_loadlibs
call boot_log
; LOADING LIBRARES
stdcall dll.Load, @IMPORT ; loading librares for kernel (.obj files)
call load_file_parse_table ; prepare file parse table
call set_kernel_conf ; configure devices and gui
no_lib_load:
end if
; Display APIC status
mov esi, boot_APIC_found
cmp [irq_mode], IRQ_APIC
je @f
mov esi, boot_APIC_nfound
@@:
call boot_log
; PRINT AMOUNT OF MEMORY
mov esi, boot_memdetect
call boot_log
movzx ecx, word [boot_y]
if lang eq ru
or ecx, (10+30*6) shl 16
else if lang eq sp
or ecx, (10+33*6) shl 16
else
or ecx, (10+29*6) shl 16
end if
sub ecx, 10
mov edx, 0xFFFFFF
mov ebx, [MEM_AMOUNT]
shr ebx, 20
xor edi, edi
mov eax, 0x00040000
inc edi
call display_number_force
; BUILD SCHEDULER
; call build_scheduler; sys32.inc
; mov esi, boot_devices
; call boot_log
mov [pci_access_enabled], 1
call pci_enum
; SET PRELIMINARY WINDOW STACK AND POSITIONS
mov esi, boot_windefs
call boot_log
call set_window_defaults
; SET BACKGROUND DEFAULTS
mov esi, boot_bgr
call boot_log
call init_background
call calculatebackground
; RESERVE SYSTEM IRQ'S JA PORT'S
mov esi, boot_resirqports
call boot_log
call reserve_irqs_ports
call init_display
mov eax, [def_cursor]
mov [SLOT_BASE+APPDATA.cursor], eax
mov [SLOT_BASE+APPDATA.cursor+256], eax
; READ TSC / SECOND
mov esi, boot_tsc
call boot_log
cli
rdtsc ;call _rdtsc
mov ecx, eax
mov esi, 250 ; wait 1/4 a second
call delay_ms
rdtsc ;call _rdtsc
sti
sub eax, ecx
shl eax, 2
mov [CPU_FREQ], eax ; save tsc / sec
; mov ebx, 1000000
; div ebx
; вообще-то производительность в данном конкретном месте
; совершенно некритична, но чтобы заткнуть любителей
; оптимизирующих компиляторов ЯВУ...
mov edx, 2251799814
mul edx
shr edx, 19
mov [stall_mcs], edx
; PRINT CPU FREQUENCY
mov esi, boot_cpufreq
call boot_log
mov ebx, edx
movzx ecx, word [boot_y]
if lang eq ru
add ecx, (10+19*6) shl 16 - 10 ; 'Determining amount of memory'
else if lang eq sp
add ecx, (10+25*6) shl 16 - 10 ; 'Determining amount of memory'
else
add ecx, (10+17*6) shl 16 - 10 ; 'Determining amount of memory'
end if
mov edx, 0xFFFFFF
xor edi, edi
mov eax, 0x00040000
inc edi
call display_number_force
; SET VARIABLES
call set_variables
; STACK AND FDC
call stack_init
call fdc_init
; PALETTE FOR 320x200 and 640x480 16 col
cmp [SCR_MODE], word 0x12
jne no_pal_vga
mov esi, boot_pal_vga
call boot_log
call paletteVGA
no_pal_vga:
cmp [SCR_MODE], word 0x13
jne no_pal_ega
mov esi, boot_pal_ega
call boot_log
call palette320x200
no_pal_ega:
; LOAD DEFAULT SKIN
call load_default_skin
;protect io permission map
mov esi, [default_io_map]
stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_MAP
add esi, 0x1000
stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
stdcall map_page, tss._io_map_0, \
[SLOT_BASE+256+APPDATA.io_map], PG_MAP
stdcall map_page, tss._io_map_1, \
[SLOT_BASE+256+APPDATA.io_map+4], PG_MAP
mov ax, [OS_BASE+0x10000+bx_from_load]
; LOAD FIRST APPLICATION
cli
; cmp byte [BOOT_VAR+0x9030],1
; jne no_load_vrr_m
; mov ebp, vrr_m
; call fs_execute_from_sysdir
;
;; cmp eax,2 ; if vrr_m app found (PID=2)
; sub eax,2
; jz first_app_found
;
;no_load_vrr_m:
mov ebp, firstapp
call fs_execute_from_sysdir
; cmp eax,2 ; continue if a process has been loaded
test eax, eax
jns first_app_found
mov esi, boot_failed
call boot_log
mov eax, 0xDEADBEEF ; otherwise halt
hlt
first_app_found:
cli
;mov [TASK_COUNT],dword 2
push 1
pop dword [CURRENT_TASK] ; set OS task fisrt
; SET KEYBOARD PARAMETERS
mov al, 0xf6 ; reset keyboard, scan enabled
call kb_write
test ah, ah
jnz .no_keyboard
; wait until 8042 is ready
xor ecx, ecx
@@:
in al, 64h
and al, 00000010b
loopnz @b
iglobal
align 4
ps2_keyboard_functions:
dd .end - $
dd 0 ; no close
dd ps2_set_lights
.end:
endg
stdcall register_keyboard, ps2_keyboard_functions, 0
; mov al, 0xED ; Keyboard LEDs - only for testing!
; call kb_write
; call kb_read
; mov al, 111b
; call kb_write
; call kb_read
mov al, 0xF3 ; set repeat rate & delay
call kb_write
; call kb_read
mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
call kb_write
; call kb_read
;// mike.dld [
call set_lights
;// mike.dld ]
stdcall attach_int_handler, 1, irq1, 0
.no_keyboard:
; SET MOUSE
stdcall load_driver, szPS2MDriver
; stdcall load_driver, szCOM_MDriver
mov esi, boot_setmouse
call boot_log
call setmouse
; Setup serial output console (if enabled)
if defined debug_com_base
; enable Divisor latch
mov dx, debug_com_base+3
mov al, 1 shl 7
out dx, al
; Set speed to 115200 baud (max speed)
mov dx, debug_com_base
mov al, 0x01
out dx, al
mov dx, debug_com_base+1
mov al, 0x00
out dx, al
; No parity, 8bits words, one stop bit, dlab bit back to 0
mov dx, debug_com_base+3
mov al, 3
out dx, al
; disable interrupts
mov dx, debug_com_base+1
mov al, 0
out dx, al
; clear + enable fifo (64 bits)
mov dx, debug_com_base+2
mov al, 0x7 + 1 shl 5
out dx, al
end if
mov eax, [cpu_count]
test eax, eax
jnz @F
mov al, 1 ; at least one CPU
@@:
DEBUGF 1, "K : %d CPU detected\n", eax
; START MULTITASKING
; A 'All set - press ESC to start' messages if need
if preboot_blogesc
mov esi, boot_tasking
call boot_log
.bll1:
in al, 0x60 ; wait for ESC key press
cmp al, 129
jne .bll1
end if
cmp [IDEContrRegsBaseAddr], 0
setnz [dma_hdd]
mov [timer_ticks_enable], 1 ; for cd driver
sti
call change_task
jmp osloop
; Fly :)
include 'unpacker.inc'
align 4
boot_log:
pushad
mov ebx, 10*65536
mov bx, word [boot_y]
add [boot_y], dword 10
mov ecx, 0x80ffffff; ASCIIZ string with white color
xor edi, edi
mov edx, esi
inc edi
call dtext
mov [novesachecksum], 1000
call checkVga_N13
popad
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; MAIN OS LOOP START ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 32
osloop:
; call [draw_pointer]
call __sys_draw_pointer
call window_check_events
call mouse_check_events
call checkmisc
call checkVga_N13
call stack_handler
call checkidle
call check_fdd_motor_status
call check_ATAPI_device_event
call check_lights_state
call check_timers
jmp osloop
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; MAIN OS LOOP END ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 4
checkidle:
pushad
call change_task
jmp idle_loop_entry
idle_loop:
cmp eax, [idlemem] ; eax == [timer_ticks]
jne idle_exit
rdtsc ;call _rdtsc
mov ecx, eax
hlt
rdtsc ;call _rdtsc
sub eax, ecx
add [idleuse], eax
idle_loop_entry:
mov eax, [timer_ticks]; eax = [timer_ticks]
cmp [check_idle_semaphore], 0
je idle_loop
dec [check_idle_semaphore]
idle_exit:
mov [idlemem], eax ; eax == [timer_ticks]
popad
ret
uglobal
idlemem dd 0x0
idleuse dd 0x0
idleusesec dd 0x0
check_idle_semaphore dd 0x0
endg
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; INCLUDED SYSTEM FILES ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
include "kernel32.inc"
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; KERNEL FUNCTIONS ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
reserve_irqs_ports:
; RESERVE PORTS
mov eax, RESERVED_PORTS
mov ecx, 1
mov [eax], dword 4
mov [eax+16], ecx
mov [eax+16+4], dword 0
mov [eax+16+4], dword 0x2D
mov [eax+32], ecx
mov [eax+32+4], dword 0x30
mov [eax+32+8], dword 0x4D
mov [eax+48], ecx
mov [eax+48+4], dword 0x50
mov [eax+28+8], dword 0xDF
mov [eax+64], ecx
mov [eax+64+4], dword 0xE5
mov [eax+64+8], dword 0xFF
ret
iglobal
process_number dd 0x1
endg
set_variables:
mov ecx, 0x16 ; flush port 0x60
.fl60:
in al, 0x60
loop .fl60
push eax
mov ax, [BOOT_VAR+BOOT_Y_RES]
shr ax, 1
shl eax, 16
mov ax, [BOOT_VAR+BOOT_X_RES]
shr ax, 1
mov [MOUSE_X], eax
xor eax, eax
mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
mov byte [MOUSE_BUFF_COUNT], al ; mouse buffer
mov byte [KEY_COUNT], al ; keyboard buffer
mov byte [BTN_COUNT], al ; button buffer
; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
;!! IP 04.02.2005:
mov byte [DONT_SWITCH], al; change task if possible
pop eax
ret
align 4
;input eax=43,bl-byte of output, ecx - number of port
sys_outport:
mov edi, ecx ; separate flag for read / write
and ecx, 65535
mov eax, [RESERVED_PORTS]
test eax, eax
jnz .sopl8
inc eax
mov [esp+32], eax
ret
.sopl8:
mov edx, [TASK_BASE]
mov edx, [edx+0x4]
;and ecx,65535
;cld - set on interrupt 0x40
.sopl1:
mov esi, eax
shl esi, 4
add esi, RESERVED_PORTS
cmp edx, [esi+0]
jne .sopl2
cmp ecx, [esi+4]
jb .sopl2
cmp ecx, [esi+8]
jg .sopl2
.sopl3:
test edi, 0x80000000; read ?
jnz .sopl4
mov eax, ebx
mov dx, cx ; write
out dx, al
and [esp+32], dword 0
ret
.sopl2:
dec eax
jnz .sopl1
inc eax
mov [esp+32], eax
ret
.sopl4:
mov dx, cx ; read
in al, dx
and eax, 0xff
and [esp+32], dword 0
mov [esp+20], eax
ret
display_number:
;It is not optimization
mov eax, ebx
mov ebx, ecx
mov ecx, edx
mov edx, esi
mov esi, edi
; eax = print type, al=0 -> ebx is number
; al=1 -> ebx is pointer
; ah=0 -> display decimal
; ah=1 -> display hexadecimal
; ah=2 -> display binary
; eax bits 16-21 = number of digits to display (0-32)
; eax bits 22-31 = reserved
;
; ebx = number or pointer
; ecx = x shl 16 + y
; edx = color
xor edi, edi
display_number_force:
push eax
and eax, 0x3fffffff
cmp eax, 0xffff ; length > 0 ?
pop eax
jge cont_displ
ret
cont_displ:
push eax
and eax, 0x3fffffff
cmp eax, 61*0x10000 ; length <= 60 ?
pop eax
jb cont_displ2
ret
cont_displ2:
pushad
cmp al, 1 ; ecx is a pointer ?
jne displnl1
mov ebp, ebx
add ebp, 4
mov ebp, [ebp+std_application_base_address]
mov ebx, [ebx+std_application_base_address]
displnl1:
sub esp, 64
test ah, ah ; DECIMAL
jnz no_display_desnum
shr eax, 16
and eax, 0xC03f
; and eax,0x3f
push eax
and eax, 0x3f
mov edi, esp
add edi, 4+64-1
mov ecx, eax
mov eax, ebx
mov ebx, 10
d_desnum:
xor edx, edx
call division_64_bits
div ebx
add dl, 48
mov [edi], dl
dec edi
loop d_desnum
pop eax
call normalize_number
call draw_num_text
add esp, 64
popad
ret
no_display_desnum:
cmp ah, 0x01 ; HEXADECIMAL
jne no_display_hexnum
shr eax, 16
and eax, 0xC03f
; and eax,0x3f
push eax
and eax, 0x3f
mov edi, esp
add edi, 4+64-1
mov ecx, eax
mov eax, ebx
mov ebx, 16
d_hexnum:
xor edx, edx
call division_64_bits
div ebx
hexletters = __fdo_hexdigits
add edx, hexletters
mov dl, [edx]
mov [edi], dl
dec edi
loop d_hexnum
pop eax
call normalize_number
call draw_num_text
add esp, 64
popad
ret
no_display_hexnum:
cmp ah, 0x02 ; BINARY
jne no_display_binnum
shr eax, 16
and eax, 0xC03f
; and eax,0x3f
push eax
and eax, 0x3f
mov edi, esp
add edi, 4+64-1
mov ecx, eax
mov eax, ebx
mov ebx, 2
d_binnum:
xor edx, edx
call division_64_bits
div ebx
add dl, 48
mov [edi], dl
dec edi
loop d_binnum
pop eax
call normalize_number
call draw_num_text
add esp, 64
popad
ret
no_display_binnum:
add esp, 64
popad
ret
normalize_number:
test ah, 0x80
jz .continue
mov ecx, 48
and eax, 0x3f
@@:
inc edi
cmp [edi], cl
jne .continue
dec eax
cmp eax, 1
ja @r
mov al, 1
.continue:
and eax, 0x3f
ret
division_64_bits:
test [esp+1+4], byte 0x40
jz .continue
push eax
mov eax, ebp
div ebx
mov ebp, eax
pop eax
.continue:
ret
draw_num_text:
mov esi, eax
mov edx, 64+4
sub edx, eax
add edx, esp
mov ebx, [esp+64+32-8+4]
; add window start x & y
mov ecx, [TASK_BASE]
mov edi, [CURRENT_TASK]
shl edi, 8
mov eax, [ecx-twdw+WDATA.box.left]
add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
shl eax, 16
add eax, [ecx-twdw+WDATA.box.top]
add eax, [edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
add ebx, eax
mov ecx, [esp+64+32-12+4]
and ecx, not 0x80000000 ; force counted string
mov eax, [esp+64+8] ; background color (if given)
mov edi, [esp+64+4]
jmp dtext
align 4
sys_setup:
; 1=roland mpu midi base , base io address
; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
; 5=system language, 1eng 2fi 3ger 4rus
; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
; 8=fat32 partition in hd
; 9
; 10 = sound dma channel
; 11 = enable lba read
; 12 = enable pci access
and [esp+32], dword 0
dec ebx ; MIDI
jnz nsyse1
cmp ecx, 0x100
jb nsyse1
mov esi, 65535
cmp esi, ecx
jb nsyse1
mov [midi_base], cx ;bx
mov word [mididp], cx;bx
inc cx ;bx
mov word [midisp], cx;bx
ret
iglobal
midi_base dw 0
endg
nsyse1:
dec ebx ; KEYBOARD
jnz nsyse2
mov edi, [TASK_BASE]
mov eax, [edi+TASKDATA.mem_start]
add eax, edx
dec ecx
jnz kbnobase
mov ebx, keymap
mov ecx, 128
call memmove
ret
kbnobase:
dec ecx
jnz kbnoshift
mov ebx, keymap_shift
mov ecx, 128
call memmove
ret
kbnoshift:
dec ecx
jnz kbnoalt
mov ebx, keymap_alt
mov ecx, 128
call memmove
ret
kbnoalt:
sub ecx, 6
jnz kbnocountry
mov word [keyboard], dx
ret
kbnocountry:
mov [esp+32], dword 1
ret
nsyse2:
dec ebx ; CD
jnz nsyse4
test ecx, ecx
jz nosesl
cmp ecx, 4
ja nosesl
mov [cd_base], cl
dec ecx
jnz noprma
mov [cdbase], 0x1f0
mov [cdid], 0xa0
noprma:
dec ecx
jnz noprsl
mov [cdbase], 0x1f0
mov [cdid], 0xb0
noprsl:
dec ecx
jnz nosema
mov [cdbase], 0x170
mov [cdid], 0xa0
nosema:
dec ecx
jnz nosesl
mov [cdbase], 0x170
mov [cdid], 0xb0
nosesl:
ret
iglobal
cd_base db 0
endg
nsyse4:
sub ebx, 2 ; SYSTEM LANGUAGE
jnz nsyse5
mov [syslang], ecx
ret
nsyse5:
sub ebx, 2 ; HD BASE
jnz nsyse7
test ecx, ecx
jz nosethd
cmp ecx, 4
ja nosethd
mov [hd_base], cl
cmp ecx, 1
jnz noprmahd
mov [hdbase], 0x1f0
and dword [hdid], 0x0
mov dword [hdpos], ecx
; call set_FAT32_variables
noprmahd:
cmp ecx, 2
jnz noprslhd
mov [hdbase], 0x1f0
mov [hdid], 0x10
mov dword [hdpos], ecx
; call set_FAT32_variables
noprslhd:
cmp ecx, 3
jnz nosemahd
mov [hdbase], 0x170
and dword [hdid], 0x0
mov dword [hdpos], ecx
; call set_FAT32_variables
nosemahd:
cmp ecx, 4
jnz noseslhd
mov [hdbase], 0x170
mov [hdid], 0x10
mov dword [hdpos], ecx
; call set_FAT32_variables
noseslhd:
call reserve_hd1
call reserve_hd_channel
call free_hd_channel
and dword [hd1_status], 0 ; free
nosethd:
ret
iglobal
hd_base db 0
endg
nsyse7:
; cmp eax,8 ; HD PARTITION
dec ebx
jnz nsyse8
mov [fat32part], ecx
; call set_FAT32_variables
call reserve_hd1
call reserve_hd_channel
call free_hd_channel
; pusha
call choice_necessity_partition_1
; popa
and dword [hd1_status], 0 ; free
ret
nsyse8:
; cmp eax,11 ; ENABLE LBA READ
and ecx, 1
sub ebx, 3
jnz no_set_lba_read
mov [lba_read_enabled], ecx
ret
no_set_lba_read:
; cmp eax,12 ; ENABLE PCI ACCESS
dec ebx
jnz sys_setup_err
mov [pci_access_enabled], ecx
ret
sys_setup_err:
or [esp+32], dword -1
ret
align 4
sys_getsetup:
; 1=roland mpu midi base , base io address
; 2=keyboard 1, base kaybap 2, shift keymap, 9 country 1eng 2fi 3ger 4rus
; 3=cd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
; 5=system language, 1eng 2fi 3ger 4rus
; 7=hd base 1, pri.master 2, pri slave 3 sec master, 4 sec slave
; 8=fat32 partition in hd
; 9=get hs timer tic
; cmp eax,1
dec ebx
jnz ngsyse1
movzx eax, [midi_base]
mov [esp+32], eax
ret
ngsyse1:
; cmp eax,2
dec ebx
jnz ngsyse2
mov edi, [TASK_BASE]
mov ebx, [edi+TASKDATA.mem_start]
add ebx, edx
; cmp ebx,1
dec ecx
jnz kbnobaseret
mov eax, keymap
mov ecx, 128
call memmove
ret
kbnobaseret:
; cmp ebx,2
dec ecx
jnz kbnoshiftret
mov eax, keymap_shift
mov ecx, 128
call memmove
ret
kbnoshiftret:
; cmp ebx,3
dec ecx
jne kbnoaltret
mov eax, keymap_alt
mov ecx, 128
call memmove
ret
kbnoaltret:
; cmp ebx,9
sub ecx, 6
jnz ngsyse2
movzx eax, word [keyboard]
mov [esp+32], eax
ret
ngsyse2:
; cmp eax,3
dec ebx
jnz ngsyse3
movzx eax, [cd_base]
mov [esp+32], eax
ret
ngsyse3:
; cmp eax,5
sub ebx, 2
jnz ngsyse5
mov eax, [syslang]
mov [esp+32], eax
ret
ngsyse5:
; cmp eax,7
sub ebx, 2
jnz ngsyse7
movzx eax, [hd_base]
mov [esp+32], eax
ret
ngsyse7:
; cmp eax,8
dec ebx
jnz ngsyse8
mov eax, [fat32part]
mov [esp+32], eax
ret
ngsyse8:
; cmp eax,9
dec ebx
jnz ngsyse9
mov eax, [timer_ticks];[0xfdf0]
mov [esp+32], eax
ret
ngsyse9:
; cmp eax,11
sub ebx, 2
jnz ngsyse11
mov eax, [lba_read_enabled]
mov [esp+32], eax
ret
ngsyse11:
; cmp eax,12
dec ebx
jnz ngsyse12
mov eax, [pci_access_enabled]
mov [esp+32], eax
ret
ngsyse12:
mov [esp+32], dword 1
ret
get_timer_ticks:
mov eax, [timer_ticks]
ret
iglobal
align 4
mousefn dd msscreen, mswin, msbutton, msset
dd app_load_cursor
dd app_set_cursor
dd app_delete_cursor
dd msz
endg
readmousepos:
; eax=0 screen relative
; eax=1 window relative
; eax=2 buttons pressed
; eax=3 set mouse pos ; reserved
; eax=4 load cursor
; eax=5 set cursor
; eax=6 delete cursor ; reserved
; eax=7 get mouse_z
cmp ebx, 7
ja msset
jmp [mousefn+ebx*4]
msscreen:
mov eax, [MOUSE_X]
shl eax, 16
mov ax, [MOUSE_Y]
mov [esp+36-4], eax
ret
mswin:
mov eax, [MOUSE_X]
shl eax, 16
mov ax, [MOUSE_Y]
mov esi, [TASK_BASE]
mov bx, word [esi-twdw+WDATA.box.left]
shl ebx, 16
mov bx, word [esi-twdw+WDATA.box.top]
sub eax, ebx
mov edi, [CURRENT_TASK]
shl edi, 8
sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.top]
rol eax, 16
sub ax, word[edi+SLOT_BASE+APPDATA.wnd_clientbox.left]
rol eax, 16
mov [esp+36-4], eax
ret
msbutton:
movzx eax, byte [BTN_DOWN]
mov [esp+36-4], eax
ret
msz:
mov edi, [TASK_COUNT]
movzx edi, word [WIN_POS + edi*2]
cmp edi, [CURRENT_TASK]
jne @f
mov ax, [MOUSE_SCROLL_H]
shl eax, 16
mov ax, [MOUSE_SCROLL_V]
mov [esp+36-4], eax
and [MOUSE_SCROLL_H], word 0
and [MOUSE_SCROLL_V], word 0
ret
@@:
and [esp+36-4], dword 0
; ret
msset:
ret
app_load_cursor:
cmp ecx, OS_BASE
jae msset
stdcall load_cursor, ecx, edx
mov [esp+36-4], eax
ret
app_set_cursor:
stdcall set_cursor, ecx
mov [esp+36-4], eax
ret
app_delete_cursor:
stdcall delete_cursor, ecx
mov [esp+36-4], eax
ret
is_input:
push edx
mov dx, word [midisp]
in al, dx
and al, 0x80
pop edx
ret
is_output:
push edx
mov dx, word [midisp]
in al, dx
and al, 0x40
pop edx
ret
get_mpu_in:
push edx
mov dx, word [mididp]
in al, dx
pop edx
ret
put_mpu_out:
push edx
mov dx, word [mididp]
out dx, al
pop edx
ret
align 4
sys_midi:
cmp [mididp], 0
jnz sm0
mov [esp+36], dword 1
ret
sm0:
and [esp+36], dword 0
dec ebx
jnz smn1
; call setuart
su1:
call is_output
test al, al
jnz su1
mov dx, word [midisp]
mov al, 0xff
out dx, al
su2:
mov dx, word [midisp]
mov al, 0xff
out dx, al
call is_input
test al, al
jnz su2
call get_mpu_in
cmp al, 0xfe
jnz su2
su3:
call is_output
test al, al
jnz su3
mov dx, word [midisp]
mov al, 0x3f
out dx, al
ret
smn1:
dec ebx
jnz smn2
sm10:
call get_mpu_in
call is_output
test al, al
jnz sm10
mov al, bl
call put_mpu_out
smn2:
ret
detect_devices:
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
;include 'detect/commouse.inc'
;include 'detect/ps2mouse.inc'
;include 'detect/dev_fd.inc'
;include 'detect/dev_hdcd.inc'
;include 'detect/sear_par.inc'
;!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!!
ret
sys_end:
;--------------------------------------
cmp [_display.select_cursor], 0
je @f
; restore default cursor before killing
pusha
mov ecx, [current_slot]
call restore_default_cursor_before_killing
popa
@@:
;--------------------------------------
; kill all sockets this process owns
pusha
mov edx, [TASK_BASE]
mov edx, [edx+TASKDATA.pid]
call SOCKET_process_end
popa
;--------------------------------------
mov ecx, [current_slot]
mov eax, [ecx+APPDATA.tls_base]
test eax, eax
jz @F
stdcall user_free, eax
@@:
mov eax, [TASK_BASE]
mov [eax+TASKDATA.state], 3; terminate this program
waitterm: ; wait here for termination
mov ebx, 100
call delay_hs
jmp waitterm
;------------------------------------------------------------------------------
align 4
restore_default_cursor_before_killing:
pushfd
cli
mov eax, [def_cursor]
mov [ecx+APPDATA.cursor], eax
movzx eax, word [MOUSE_Y]
movzx ebx, word [MOUSE_X]
; mov ecx, [Screen_Max_X]
; inc ecx
; mul ecx
mov eax, [d_width_calc_area + eax*4]
add eax, [_WinMapAddress]
movzx edx, byte [ebx+eax]
shl edx, 8
mov esi, [edx+SLOT_BASE+APPDATA.cursor]
cmp esi, [current_cursor]
je @f
push esi
call [_display.select_cursor]
mov [current_cursor], esi
@@:
mov [redrawmouse_unconditional], 1
popfd
; call [draw_pointer]
call __sys_draw_pointer
ret
;------------------------------------------------------------------------------
iglobal
align 4
sys_system_table:
dd sysfn_deactivate ; 1 = deactivate window
dd sysfn_terminate ; 2 = terminate thread
dd sysfn_activate ; 3 = activate window
dd sysfn_getidletime ; 4 = get idle time
dd sysfn_getcpuclock ; 5 = get cpu clock
dd sysfn_saveramdisk ; 6 = save ramdisk
dd sysfn_getactive ; 7 = get active window
dd sysfn_sound_flag ; 8 = get/set sound_flag
dd sysfn_shutdown ; 9 = shutdown with parameter
dd sysfn_minimize ; 10 = minimize window
dd sysfn_getdiskinfo ; 11 = get disk subsystem info
dd sysfn_lastkey ; 12 = get last pressed key
dd sysfn_getversion ; 13 = get kernel version
dd sysfn_waitretrace ; 14 = wait retrace
dd sysfn_centermouse ; 15 = center mouse cursor
dd sysfn_getfreemem ; 16 = get free memory size
dd sysfn_getallmem ; 17 = get total memory size
dd sysfn_terminate2 ; 18 = terminate thread using PID
; instead of slot
dd sysfn_mouse_acceleration; 19 = set/get mouse acceleration
dd sysfn_meminfo ; 20 = get extended memory info
dd sysfn_pid_to_slot ; 21 = get slot number for pid
dd sysfn_min_rest_window ; 22 = minimize and restore any window
dd sysfn_min_windows ; 23 = minimize all windows
dd sysfn_set_screen_sizes ; 24 = set screen sizes for Vesa
sysfn_num = ($ - sys_system_table)/4
endg
;------------------------------------------------------------------------------
sys_system:
dec ebx
cmp ebx, sysfn_num
jae @f
jmp dword [sys_system_table + ebx*4]
@@:
ret
;------------------------------------------------------------------------------
sysfn_shutdown: ; 18.9 = system shutdown
cmp ecx, 1
jl exit_for_anyone
cmp ecx, 4
jg exit_for_anyone
mov [BOOT_VAR+0x9030], cl
mov eax, [TASK_COUNT]
mov [SYS_SHUTDOWN], al
mov [shutdown_processes], eax
and dword [esp+32], 0
exit_for_anyone:
ret
uglobal
shutdown_processes:
dd 0x0
endg
;------------------------------------------------------------------------------
sysfn_terminate: ; 18.2 = TERMINATE
push ecx
cmp ecx, 2
jb noprocessterminate
mov edx, [TASK_COUNT]
cmp ecx, edx
ja noprocessterminate
mov eax, [TASK_COUNT]
shl ecx, 5
mov edx, [ecx+CURRENT_TASK+TASKDATA.pid]
add ecx, CURRENT_TASK+TASKDATA.state
cmp byte [ecx], 9
jz noprocessterminate
push ecx edx
lea edx, [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
call request_terminate
pop edx ecx
test eax, eax
jz noprocessterminate
;--------------------------------------
; terminate all network sockets it used
pusha
call SOCKET_process_end
popa
;--------------------------------------
cmp [_display.select_cursor], 0
je .restore_end
; restore default cursor before killing
pusha
mov ecx, [esp+32]
shl ecx, 8
add ecx, SLOT_BASE
mov eax, [def_cursor]
cmp [ecx+APPDATA.cursor], eax
je @f
call restore_default_cursor_before_killing
@@:
popa
.restore_end:
;--------------------------------------
;call MEM_Heap_Lock ;guarantee that process isn't working with heap
mov [ecx], byte 3; clear possible i40's
;call MEM_Heap_UnLock
cmp edx, [application_table_status]; clear app table stat
jne noatsc
and [application_table_status], 0
noatsc:
noprocessterminate:
add esp, 4
ret
;------------------------------------------------------------------------------
sysfn_terminate2:
;lock application_table_status mutex
.table_status:
cli
cmp [application_table_status], 0
je .stf
sti
call change_task
jmp .table_status
.stf:
call set_application_table_status
mov eax, ecx
call pid_to_slot
test eax, eax
jz .not_found
mov ecx, eax
cli
call sysfn_terminate
and [application_table_status], 0
sti
and dword [esp+32], 0
ret
.not_found:
mov [application_table_status], 0
or dword [esp+32], -1
ret
;------------------------------------------------------------------------------
sysfn_deactivate: ; 18.1 = DEACTIVATE WINDOW
cmp ecx, 2
jb .nowindowdeactivate
cmp ecx, [TASK_COUNT]
ja .nowindowdeactivate
movzx esi, word [WIN_STACK + ecx*2]
cmp esi, 1
je .nowindowdeactivate ; already deactive
mov edi, ecx
shl edi, 5
add edi, window_data
movzx esi, word [WIN_STACK + ecx * 2]
lea esi, [WIN_POS + esi * 2]
call window._.window_deactivate
xor eax, eax
mov byte[MOUSE_BACKGROUND], al
mov byte[DONT_DRAW_MOUSE], al
mov byte[MOUSE_DOWN], 0
call syscall_display_settings._.calculate_whole_screen
call syscall_display_settings._.redraw_whole_screen
.nowindowdeactivate:
ret
;------------------------------------------------------------------------------
sysfn_activate: ; 18.3 = ACTIVATE WINDOW
cmp ecx, 2
jb .nowindowactivate
cmp ecx, [TASK_COUNT]
ja .nowindowactivate
mov [window_minimize], 2; restore window if minimized
movzx esi, word [WIN_STACK + ecx*2]
cmp esi, [TASK_COUNT]
je .nowindowactivate; already active
mov edi, ecx
shl edi, 5
add edi, window_data
movzx esi, word [WIN_STACK + ecx * 2]
lea esi, [WIN_POS + esi * 2]
call waredraw
.nowindowactivate:
ret
;------------------------------------------------------------------------------
sysfn_getidletime: ; 18.4 = GET IDLETIME
mov eax, [idleusesec]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
mov eax, [CPU_FREQ]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
; SAVE ramdisk to /hd/1/menuet.img
;!!!!!!!!!!!!!!!!!!!!!!!!
include 'blkdev/rdsave.inc'
;!!!!!!!!!!!!!!!!!!!!!!!!
;------------------------------------------------------------------------------
align 4
sysfn_getactive: ; 18.7 = get active window
mov eax, [TASK_COUNT]
movzx eax, word [WIN_POS + eax*2]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_sound_flag: ; 18.8 = get/set sound_flag
; cmp ecx,1
dec ecx
jnz nogetsoundflag
movzx eax, byte [sound_flag]; get sound_flag
mov [esp+32], eax
ret
nogetsoundflag:
; cmp ecx,2
dec ecx
jnz nosoundflag
xor byte [sound_flag], 1
nosoundflag:
ret
;------------------------------------------------------------------------------
sysfn_minimize: ; 18.10 = minimize window
mov [window_minimize], 1
ret
;------------------------------------------------------------------------------
align 4
sysfn_getdiskinfo: ; 18.11 = get disk info table
; cmp ecx,1
dec ecx
jnz full_table
small_table:
call for_all_tables
mov ecx, 10
cld
rep movsb
ret
for_all_tables:
mov edi, edx
mov esi, DRIVE_DATA
ret
full_table:
; cmp ecx,2
dec ecx
jnz exit_for_anyone
call for_all_tables
mov ecx, 16384
cld
rep movsd
ret
;------------------------------------------------------------------------------
sysfn_lastkey: ; 18.12 = return 0 (backward compatibility)
and dword [esp+32], 0
ret
;------------------------------------------------------------------------------
sysfn_getversion: ; 18.13 = get kernel ID and version
mov edi, ecx
mov esi, version_inf
mov ecx, version_end-version_inf
rep movsb
ret
;------------------------------------------------------------------------------
sysfn_waitretrace: ; 18.14 = sys wait retrace
;wait retrace functions
sys_wait_retrace:
mov edx, 0x3da
WaitRetrace_loop:
in al, dx
test al, 1000b
jz WaitRetrace_loop
and [esp+32], dword 0
ret
;------------------------------------------------------------------------------
align 4
sysfn_centermouse: ; 18.15 = mouse centered
; removed here by <Lrz>
; call mouse_centered
;* mouse centered - start code- Mario79
;mouse_centered:
; push eax
mov eax, [Screen_Max_X]
shr eax, 1
mov [MOUSE_X], ax
mov eax, [Screen_Max_Y]
shr eax, 1
mov [MOUSE_Y], ax
; ret
;* mouse centered - end code- Mario79
xor eax, eax
and [esp+32], eax
; pop eax
ret
;------------------------------------------------------------------------------
align 4
sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
test ecx, ecx; get mouse speed factor
jnz .set_mouse_acceleration
xor eax, eax
mov ax, [mouse_speed_factor]
mov [esp+32], eax
ret
.set_mouse_acceleration:
; cmp ecx,1 ; set mouse speed factor
dec ecx
jnz .get_mouse_delay
mov [mouse_speed_factor], dx
ret
.get_mouse_delay:
; cmp ecx,2 ; get mouse delay
dec ecx
jnz .set_mouse_delay
mov eax, [mouse_delay]
mov [esp+32], eax
ret
.set_mouse_delay:
; cmp ecx,3 ; set mouse delay
dec ecx
jnz .set_pointer_position
mov [mouse_delay], edx
ret
.set_pointer_position:
; cmp ecx,4 ; set mouse pointer position
dec ecx
jnz .set_mouse_button
cmp dx, word[Screen_Max_Y]
ja .end
rol edx, 16
cmp dx, word[Screen_Max_X]
ja .end
mov [MOUSE_X], edx
ret
.set_mouse_button:
; cmp ecx,5 ; set mouse button features
dec ecx
jnz .end
mov [BTN_DOWN], dl
mov [mouse_active], 1
.end:
ret
;------------------------------------------------------------------------------
sysfn_getfreemem:
mov eax, [pg_data.pages_free]
shl eax, 2
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_getallmem:
mov eax, [MEM_AMOUNT]
shr eax, 10
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_pid_to_slot:
mov eax, ecx
call pid_to_slot
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_min_rest_window:
pushad
mov eax, edx ; ebx - operating
shr ecx, 1
jnc @f
call pid_to_slot
@@:
or eax, eax ; eax - number of slot
jz .error
cmp eax, 255 ; varify maximal slot number
ja .error
movzx eax, word [WIN_STACK + eax*2]
shr ecx, 1
jc .restore
; .minimize:
call minimize_window
jmp .exit
.restore:
call restore_minimized_window
.exit:
popad
xor eax, eax
mov [esp+32], eax
ret
.error:
popad
xor eax, eax
dec eax
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_min_windows:
call minimize_all_window
mov [esp+32], eax
call change_task
ret
;------------------------------------------------------------------------------
sysfn_set_screen_sizes:
cmp [SCR_MODE], word 0x13
jbe .exit
cmp [_display.select_cursor], select_cursor
jne .exit
cmp ecx, [display_width_standard]
ja .exit
cmp edx, [display_height_standard]
ja .exit
pushfd
cli
mov eax, ecx
mov ecx, [BytesPerScanLine]
mov [_display.width], eax
dec eax
mov [_display.height], edx
dec edx
; eax - new Screen_Max_X
; edx - new Screen_Max_Y
mov [do_not_touch_winmap], 1
call set_screen
mov [do_not_touch_winmap], 0
popfd
call change_task
.exit:
ret
;------------------------------------------------------------------------------
uglobal
screen_workarea RECT
display_width_standard dd 0
display_height_standard dd 0
do_not_touch_winmap db 0
window_minimize db 0
sound_flag db 0
endg
UID_NONE=0
UID_MENUETOS=1 ;official
UID_KOLIBRI=2 ;russian
iglobal
version_inf:
db 0,7,7,0 ; version 0.7.7.0
db 0
dd __REV__
version_end:
endg
;------------------------------------------------------------------------------
align 4
sys_cachetodiskette:
cmp ebx, 1
jne .no_floppy_a_save
mov [flp_number], 1
jmp .save_image_on_floppy
;--------------------------------------
align 4
.no_floppy_a_save:
cmp ebx, 2
jne .no_floppy_b_save
mov [flp_number], 2
;--------------------------------------
align 4
.save_image_on_floppy:
call save_image
mov [esp + 32], dword 0
cmp [FDC_Status], 0
je .yes_floppy_save
;--------------------------------------
align 4
.no_floppy_b_save:
mov [esp + 32], dword 1
;--------------------------------------
align 4
.yes_floppy_save:
ret
;------------------------------------------------------------------------------
uglobal
; bgrchanged dd 0x0
align 4
bgrlockpid dd 0
bgrlock db 0
endg
;------------------------------------------------------------------------------
align 4
sys_background:
cmp ebx, 1 ; BACKGROUND SIZE
jnz nosb1
test ecx, ecx
jz sbgrr
test edx, edx
jz sbgrr
;--------------------------------------
align 4
@@:
;;Maxis use atomic bts for mutexes 4.4.2009
bts dword [bgrlock], 0
jnc @f
call change_task
jmp @b
;--------------------------------------
align 4
@@:
mov [BgrDataWidth], ecx
mov [BgrDataHeight], edx
; mov [bgrchanged],1
pushad
; return memory for old background
mov eax, [img_background]
cmp eax, static_background_data
jz @f
stdcall kernel_free, eax
;--------------------------------------
align 4
@@:
; calculate RAW size
xor eax, eax
inc eax
cmp [BgrDataWidth], eax
jae @f
mov [BgrDataWidth], eax
;--------------------------------------
align 4
@@:
cmp [BgrDataHeight], eax
jae @f
mov [BgrDataHeight], eax
;--------------------------------------
align 4
@@:
mov eax, [BgrDataWidth]
imul eax, [BgrDataHeight]
lea eax, [eax*3]
; it is reserved with aligned to the boundary of 4 KB pages,
; otherwise there may be exceptions a page fault for vesa20_drawbackground_tiled
; because the 32 bit read is used for high performance: "mov eax,[esi]"
shr eax, 12
inc eax
shl eax, 12
mov [mem_BACKGROUND], eax
; get memory for new background
stdcall kernel_alloc, eax
test eax, eax
jz .memfailed
mov [img_background], eax
jmp .exit
;--------------------------------------
align 4
.memfailed:
; revert to static monotone data
mov [img_background], static_background_data
xor eax, eax
inc eax
mov [BgrDataWidth], eax
mov [BgrDataHeight], eax
mov [mem_BACKGROUND], 4
;--------------------------------------
align 4
.exit:
popad
mov [bgrlock], 0
;--------------------------------------
align 4
sbgrr:
ret
;------------------------------------------------------------------------------
align 4
nosb1:
cmp ebx, 2 ; SET PIXEL
jnz nosb2
mov eax, [img_background]
test ecx, ecx
jz @f
cmp eax, static_background_data
jz .ret
;--------------------------------------
align 4
@@:
mov ebx, [mem_BACKGROUND]
add ebx, 4095
and ebx, -4096
sub ebx, 4
cmp ecx, ebx
ja .ret
mov ebx, [eax+ecx]
and ebx, 0xFF000000;255*256*256*256
and edx, 0x00FFFFFF;255*256*256+255*256+255
add edx, ebx
mov [eax+ecx], edx
;--------------------------------------
align 4
.ret:
ret
;------------------------------------------------------------------------------
align 4
nosb2:
cmp ebx, 3 ; DRAW BACKGROUND
jnz nosb3
;--------------------------------------
align 4
draw_background_temp:
mov [background_defined], 1
call force_redraw_background
;--------------------------------------
align 4
nosb31:
ret
;------------------------------------------------------------------------------
align 4
nosb3:
cmp ebx, 4 ; TILED / STRETCHED
jnz nosb4
cmp ecx, [BgrDrawMode]
je nosb41
mov [BgrDrawMode], ecx
;--------------------------------------
align 4
nosb41:
ret
;------------------------------------------------------------------------------
align 4
nosb4:
cmp ebx, 5 ; BLOCK MOVE TO BGR
jnz nosb5
cmp [img_background], static_background_data
jnz @f
test edx, edx
jnz .fin
cmp esi, 4
ja .fin
;--------------------------------------
align 4
@@:
; bughere
mov eax, ecx
mov ebx, edx
add ebx, [img_background];IMG_BACKGROUND
mov ecx, esi
call memmove
;--------------------------------------
align 4
.fin:
ret
;------------------------------------------------------------------------------
align 4
nosb5:
cmp ebx, 6
jnz nosb6
;--------------------------------------
align 4
;;Maxis use atomic bts for mutex 4.4.2009
@@:
bts dword [bgrlock], 0
jnc @f
call change_task
jmp @b
;--------------------------------------
align 4
@@:
mov eax, [CURRENT_TASK]
mov [bgrlockpid], eax
cmp [img_background], static_background_data
jz .nomem
stdcall user_alloc, [mem_BACKGROUND]
mov [esp+32], eax
test eax, eax
jz .nomem
mov ebx, eax
shr ebx, 12
or dword [page_tabs+(ebx-1)*4], DONT_FREE_BLOCK
mov esi, [img_background]
shr esi, 12
mov ecx, [mem_BACKGROUND]
add ecx, 0xFFF
shr ecx, 12
;--------------------------------------
align 4
.z:
mov eax, [page_tabs+ebx*4]
test al, 1
jz @f
call free_page
;--------------------------------------
align 4
@@:
mov eax, [page_tabs+esi*4]
or al, PG_UW
mov [page_tabs+ebx*4], eax
mov eax, ebx
shl eax, 12
invlpg [eax]
inc ebx
inc esi
loop .z
ret
;--------------------------------------
align 4
.nomem:
and [bgrlockpid], 0
mov [bgrlock], 0
;------------------------------------------------------------------------------
align 4
nosb6:
cmp ebx, 7
jnz nosb7
cmp [bgrlock], 0
jz .err
mov eax, [CURRENT_TASK]
cmp [bgrlockpid], eax
jnz .err
mov eax, ecx
mov ebx, ecx
shr eax, 12
mov ecx, [page_tabs+(eax-1)*4]
test cl, USED_BLOCK+DONT_FREE_BLOCK
jz .err
jnp .err
push eax
shr ecx, 12
dec ecx
;--------------------------------------
align 4
@@:
and dword [page_tabs+eax*4], 0
mov edx, eax
shl edx, 12
push eax
invlpg [edx]
pop eax
inc eax
loop @b
pop eax
and dword [page_tabs+(eax-1)*4], not DONT_FREE_BLOCK
stdcall user_free, ebx
mov [esp+32], eax
and [bgrlockpid], 0
mov [bgrlock], 0
ret
;--------------------------------------
align 4
.err:
and dword [esp+32], 0
ret
;------------------------------------------------------------------------------
align 4
nosb7:
cmp ebx, 8
jnz nosb8
mov eax, [BG_Rect_X_left_right]
mov [esp + 32], eax ; eax = [left]*65536 + [right]
mov eax, [BG_Rect_Y_top_bottom]
mov [esp + 20], eax ; ebx = [top]*65536 + [bottom]
ret
;------------------------------------------------------------------------------
align 4
nosb8:
cmp ebx, 9
jnz nosb9
; ecx = [left]*65536 + [right]
; edx = [top]*65536 + [bottom]
mov eax, [Screen_Max_X]
mov ebx, [Screen_Max_Y]
; check [right]
cmp cx, ax
ja .exit
; check [left]
ror ecx, 16
cmp cx, ax
ja .exit
; check [bottom]
cmp dx, bx
ja .exit
; check [top]
ror edx, 16
cmp dx, bx
ja .exit
movzx eax, cx ; [left]
movzx ebx, dx ; [top]
shr ecx, 16 ; [right]
shr edx, 16 ; [bottom]
mov [background_defined], 1
mov [draw_data+32 + RECT.left], eax
mov [draw_data+32 + RECT.top], ebx
mov [draw_data+32 + RECT.right], ecx
mov [draw_data+32 + RECT.bottom], edx
inc byte[REDRAW_BACKGROUND]
;--------------------------------------
align 4
.exit:
ret
;------------------------------------------------------------------------------
align 4
nosb9:
ret
;------------------------------------------------------------------------------
align 4
uglobal
BG_Rect_X_left_right dd 0x0
BG_Rect_Y_top_bottom dd 0x0
endg
;------------------------------------------------------------------------------
align 4
force_redraw_background:
and [draw_data+32 + RECT.left], 0
and [draw_data+32 + RECT.top], 0
push eax ebx
mov eax, [Screen_Max_X]
mov ebx, [Screen_Max_Y]
mov [draw_data+32 + RECT.right], eax
mov [draw_data+32 + RECT.bottom], ebx
pop ebx eax
inc byte[REDRAW_BACKGROUND]
ret
;------------------------------------------------------------------------------
align 4
sys_getbackground:
; cmp eax,1 ; SIZE
dec ebx
jnz nogb1
mov eax, [BgrDataWidth]
shl eax, 16
mov ax, [BgrDataHeight]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
align 4
nogb1:
; cmp eax,2 ; PIXEL
dec ebx
jnz nogb2