kolibrios/kernel/branches/Kolibri-acpi/kernel.asm
Sergey Semyonov (Serge) 6e1bd6d91d kos-acpi: kernel restart reboot and shutdown
git-svn-id: svn://kolibrios.org@6240 a494cfbc-eb01-0410-851d-a64ba20cac60
2016-02-17 02:56:18 +00:00

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;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;;
;; Copyright (C) KolibriOS team 2004-2015. 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
VESA_1_2_VIDEO equ 0 ; enable vesa 1.2 bank switch functions
; 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"
include "encoding.inc"
include "const.inc"
iglobal
; The following variable, if equal to 1, duplicates debug output to the screen.
debug_direct_print db 0
; Start the first app (LAUNCHER) after kernel is loaded? (1=yes, 2 or 0=no)
launcher_start db 1
endg
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 if lang eq et
version db 'Kolibri OS versioon 0.7.7.0+ ',13,10,13,10,0
else
version db 'Kolibri OS version 0.7.7.0+ ',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"
if ~ lang eq sp
diff16 "end of bootcode",0,$+0x10000
end if
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, TMP_STACK_TOP ; 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
mov edi, 0x1000
mov ecx, 0x8000 / 4
rep stosd
mov edi, 0xa000
mov ecx, 0x6000 / 4
rep stosd
call test_cpu
bts [cpu_caps-OS_BASE], CAPS_TSC ;force use rdtsc
call check_acpi
call init_hpet
call init_BIOS32
; MEMORY MODEL
call mem_test
call init_mem
call init_page_map
; ENABLE PAGING
mov eax, sys_proc-OS_BASE+PROC.pdt_0
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
ap_init16:
cli
lgdt [cs:gdts_ap-ap_init16]
mov eax, [cs:cr3_ap-ap_init16]
mov cr3, eax
mov eax, [cs:cr4_ap-ap_init16]
mov cr4, eax
mov eax, CR0_PE+CR0_PG+CR0_WP
mov cr0, eax
jmp pword os_code:ap_init_high
align 16
gdts_ap:
dw gdte-gdts-1
dd gdts
dw 0
cr3_ap dd ?
cr4_ap dd ?
ap_init16_size = $ - ap_init16
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
xor eax, eax
mov ebx, 0xFFFFF000+PG_SHARED+PG_NOCACHE+PG_UWR
bt [cpu_caps], CAPS_PAT
setc al
shl eax, 7
or ebx, eax
mov eax, PG_GLOBAL
bt [cpu_caps], CAPS_PGE
jnc @F
or [sys_proc+PROC.pdt_0+(OS_BASE shr 20)], eax
or ebx, eax
mov eax, cr4
or eax, CR4_PGE
mov cr4, eax
@@:
mov [pte_valid_mask], ebx
xor eax, eax
mov dword [sys_proc+PROC.pdt_0], eax
mov dword [sys_proc+PROC.pdt_0+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
mov ecx, application_table_mutex
call mutex_init
mov ecx, ide_mutex
call mutex_init
mov ecx, ide_channel1_mutex
call mutex_init
mov ecx, ide_channel2_mutex
call mutex_init
mov ecx, ide_channel3_mutex
call mutex_init
mov ecx, ide_channel4_mutex
call mutex_init
mov ecx, ide_channel5_mutex
call mutex_init
mov ecx, ide_channel6_mutex
call mutex_init
;-----------------------------------------------------------------------------
; SAVE REAL MODE VARIABLES
;-----------------------------------------------------------------------------
; --------------- APM ---------------------
; init selectors
mov ebx, [BOOT_VARS+BOOT_APM_ENTRY] ; offset of APM entry point
movzx eax, word [BOOT_VARS+BOOT_APM_CODE_32] ; real-mode segment base address of
; protected-mode 32-bit code segment
movzx ecx, word [BOOT_VARS+BOOT_APM_CODE_16]; real-mode segment base address of
; protected-mode 16-bit code segment
movzx edx, word [BOOT_VARS+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_VARS + BOOT_APM_VERSION] ; version & flags
mov [apm_vf], eax
; -----------------------------------------
mov al, [BOOT_VARS+BOOT_DMA] ; DMA access
mov [allow_dma_access], al
movzx eax, byte [BOOT_VARS+BOOT_BPP] ; bpp
mov [_display.bits_per_pixel], eax
mov [_display.vrefresh], 60
mov al, [BOOT_VARS+BOOT_DEBUG_PRINT] ; If nonzero, duplicates debug output to the screen
mov [debug_direct_print], al
mov al, [BOOT_VARS+BOOT_LAUNCHER_START] ; Start the first app (LAUNCHER) after kernel is loaded?
mov [launcher_start], al
movzx eax, word [BOOT_VARS+BOOT_X_RES]; X max
mov [_display.width], eax
mov [display_width_standard], eax
dec eax
mov [screen_workarea.right], eax
movzx eax, word [BOOT_VARS+BOOT_Y_RES]; Y max
mov [_display.height], eax
mov [display_height_standard], eax
dec eax
mov [screen_workarea.bottom], eax
movzx eax, word [BOOT_VARS+BOOT_VESA_MODE] ; screen mode
mov dword [SCR_MODE], eax
; mov eax, [BOOT_VAR+0x9014] ; Vesa 1.2 bnk sw add
; mov [BANK_SWITCH], eax
mov eax, 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_VARS+BOOT_PITCH] ; for other modes
@@:
mov [_display.lfb_pitch], eax
mov eax, [_display.width]
mul [_display.height]
mov [_display.win_map_size], 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_VARS+0x9080
movzx ecx, byte [esi-1]
mov [NumBiosDisks], ecx
mov edi, BiosDisksData
rep movsd
setvideomode:
mov eax, [BOOT_VARS+BOOT_LFB]
mov [LFBAddress], eax
cmp word [SCR_MODE], 0x0012 ; VGA (640x480 16 colors)
je .vga
cmp word [SCR_MODE], 0x0013 ; MCGA (320*200 256 colors)
je .32bpp
cmp byte [_display.bits_per_pixel], 32
je .32bpp
cmp byte [_display.bits_per_pixel], 24
je .24bpp
cmp byte [_display.bits_per_pixel], 16
je .16bpp
; cmp byte [_display.bits_per_pixel], 15
; je .15bpp
.vga:
mov [PUTPIXEL], VGA_putpixel
mov [GETPIXEL], Vesa20_getpixel32 ; Conversion buffer is 32 bpp
mov [_display.bytes_per_pixel], 4 ; Conversion buffer is 32 bpp
jmp .finish
; .15bpp:
; mov [PUTPIXEL], Vesa20_putpixel15
; mov [GETPIXEL], Vesa20_getpixel15
; mov [_display.bytes_per_pixel], 2
; jmp .finish
.16bpp:
mov [PUTPIXEL], Vesa20_putpixel16
mov [GETPIXEL], Vesa20_getpixel16
mov [_display.bytes_per_pixel], 2
jmp .finish
.24bpp:
mov [PUTPIXEL], Vesa20_putpixel24
mov [GETPIXEL], Vesa20_getpixel24
mov [_display.bytes_per_pixel], 3
jmp .finish
.32bpp:
mov [PUTPIXEL], Vesa20_putpixel32
mov [GETPIXEL], Vesa20_getpixel32
mov [_display.bytes_per_pixel], 4
; jmp .finish
.finish:
mov [MOUSE_PICTURE], 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 3116 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 150 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_SWR
stdcall alloc_page
stdcall map_page, tss+0x80, eax, PG_SWR
stdcall alloc_page
stdcall map_page, tss+0x1080, eax, PG_SWR
; LOAD IDT
call build_interrupt_table ;lidt is executed
;lidt [idtreg]
call init_kernel_heap
stdcall kernel_alloc, (RING0_STACK_SIZE+512) * 2
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, 0x50000 ; FIXME check size
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_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, [_display.win_map_size]
mov [_display.win_map], eax
xor eax, eax
inc eax
; set background
mov [BgrDrawMode], eax
mov [BgrDataWidth], eax
mov [BgrDataHeight], eax
mov [mem_BACKGROUND], 4
mov [img_background], static_background_data
; set clipboard
xor eax, eax
mov [clipboard_slots], eax
mov [clipboard_write_lock], eax
stdcall kernel_alloc, 4096
test eax, eax
jnz @f
dec eax
@@:
mov [clipboard_main_list], eax
mov eax, [hpet_base]
test eax, eax
jz @F
mov eax, [hpet_base]
stdcall map_io_mem, [hpet_base], 1024, PG_GLOBAL+PAT_UC+PG_SWR
mov [hpet_base], eax
mov eax, [eax]
DEBUGF 1, "K : HPET caps %x\n", eax
@@:
; SET UP OS TASK
mov esi, boot_setostask
call boot_log
mov eax, sys_proc
lea edi, [eax+PROC.heap_lock]
mov ecx, (PROC.ht_free-PROC.heap_lock)/4
list_init eax
add eax, PROC.thr_list
list_init eax
xor eax, eax
cld
rep stosd
mov [edi], dword (PROC.pdt_0 - PROC.htab)/4 - 3
mov [edi+4], dword 3 ;reserve handles for stdin stdout and stderr
mov ecx, (PROC.pdt_0 - PROC.htab)/4
add edi, 8
inc eax
@@:
stosd
inc eax
cmp eax, ecx
jbe @B
mov [sys_proc+PROC.pdt_0_phys], sys_proc-OS_BASE+PROC.pdt_0
mov eax, -1
mov edi, thr_slot_map+4
mov [edi-4], dword 0xFFFFFFF8
stosd
stosd
stosd
stosd
stosd
stosd
stosd
mov [current_process], sys_proc
mov edx, SLOT_BASE+256*1
mov ebx, [os_stack_seg]
add ebx, 0x2000
call setup_os_slot
mov dword [edx], 'IDLE'
sub [edx+APPDATA.saved_esp], 4
mov eax, [edx+APPDATA.saved_esp]
mov dword [eax], idle_thread
mov ecx, IDLE_PRIORITY
call scheduler_add_thread
mov edx, SLOT_BASE+256*2
mov ebx, [os_stack_seg]
call setup_os_slot
mov dword [edx], 'OS'
xor ecx, ecx
call scheduler_add_thread
mov dword [CURRENT_TASK], 2
mov dword [TASK_COUNT], 2
mov dword [current_slot], SLOT_BASE + 256*2
mov dword [TASK_BASE], CURRENT_TASK + 32*2
; Move other CPUs to deep sleep, if it is useful
uglobal
use_mwait_for_idle db 0
endg
cmp [cpu_vendor+8], 'ntel'
jnz .no_wake_cpus
bt [cpu_caps+4], CAPS_MONITOR-32
jnc .no_wake_cpus
dbgstr 'using mwait for idle loop'
inc [use_mwait_for_idle]
mov ebx, [cpu_count]
cmp ebx, 1
jbe .no_wake_cpus
call create_trampoline_pgmap
mov [cr3_ap+OS_BASE], eax
mov eax, cr4
mov [cr4_ap+OS_BASE], eax
mov esi, OS_BASE + ap_init16
mov edi, OS_BASE + 8000h
mov ecx, (ap_init16_size + 3) / 4
rep movsd
stdcall map_io_mem, [acpi_lapic_base], 0x1000, PG_GLOBAL+PG_NOCACHE+PG_SWR
mov [LAPIC_BASE], eax
lea edi, [eax+300h]
mov esi, smpt+4
dec ebx
.wake_cpus_loop:
lodsd
push esi
xor esi, esi
inc esi
shl eax, 24
mov [edi+10h], eax
; assert INIT IPI
mov dword [edi], 0C500h
call delay_ms
@@:
test dword [edi], 1000h
jnz @b
; deassert INIT IPI
mov dword [edi], 8500h
call delay_ms
@@:
test dword [edi], 1000h
jnz @b
; send STARTUP IPI
mov dword [edi], 600h + (8000h shr 12)
call delay_ms
@@:
test dword [edi], 1000h
jnz @b
pop esi
dec ebx
jnz .wake_cpus_loop
mov eax, [cpu_count]
dec eax
@@:
cmp [ap_initialized], eax
jnz @b
mov eax, [cr3_ap+OS_BASE]
call free_page
.no_wake_cpus:
; 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
; Register ramdisk file system
cmp [boot_dev+OS_BASE+0x10000], 1
je @f
call register_ramdisk
;--------------------------------------
@@:
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 co-processor IRQ (IRQ13)
; they are used: when partitions are scanned, hd_read relies on timer
call unmask_timer
stdcall enable_irq, 2 ; @#$%! PIC
stdcall enable_irq, 13 ; co-processor
; Setup serial output console (if enabled)
if defined debug_com_base
; reserve port so nobody else will use it
xor ebx, ebx
mov ecx, debug_com_base
mov edx, debug_com_base+7
call r_f_port_area
; 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
;-----------------------------------------------------------------------------
; show SVN version of kernel on the message board
;-----------------------------------------------------------------------------
mov eax, [version_inf.rev]
DEBUGF 1, "K : kernel SVN r%d\n", eax
;-----------------------------------------------------------------------------
; show CPU count on the message board
;-----------------------------------------------------------------------------
mov eax, [cpu_count]
test eax, eax
jnz @F
mov al, 1 ; at least one CPU
@@:
DEBUGF 1, "K : %d CPU detected\n", eax
;-----------------------------------------------------------------------------
; detect Floppy drives
;-----------------------------------------------------------------------------
mov esi, boot_detectfloppy
call boot_log
include 'detect/dev_fd.inc'
;-----------------------------------------------------------------------------
; create pci-devices list
;-----------------------------------------------------------------------------
mov [pci_access_enabled], 1
call pci_enum
;-----------------------------------------------------------------------------
; initialisation IDE ATA code
;-----------------------------------------------------------------------------
include 'detect/init_ata.inc'
;-----------------------------------------------------------------------------
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
include "detect/vortex86.inc" ; Vortex86 SoC detection code
stdcall load_pe_driver, szVidintel, 0
call usb_init
; 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+256], eax
mov [SLOT_BASE+APPDATA.cursor+256*2], eax
; PRINT CPU FREQUENCY
mov esi, boot_cpufreq
call boot_log
cli
mov ebx, [hpet_base]
test ebx, ebx
jz @F
mov ebx, [ebx+0xF0]
rdtsc
mov ecx, 1000
sub eax, [hpet_tsc_start]
sbb edx, [hpet_tsc_start+4]
shld edx, eax, 10
shl eax, 10
mov esi, eax
mov eax, edx
mul ecx
xchg eax, esi
mul ecx
adc edx, esi
div ebx
mul ecx
div [hpet_period]
mul ecx
DEBUGF 1, "K : cpu frequency %u Hz\n", eax
jmp .next
@@:
rdtsc
mov ecx, eax
mov esi, 250 ; wait 1/4 a second
call delay_ms
rdtsc
sti
sub eax, ecx
xor edx, edx
shld edx, eax, 2
shl eax, 2
.next:
mov dword [cpu_freq], eax
mov dword [cpu_freq+4], edx
mov ebx, 1000000
div ebx
mov ebx, eax
movzx ecx, word [boot_y]
if lang eq ru
add ecx, (10+19*6) shl 16 - 10
else if lang eq sp
add ecx, (10+25*6) shl 16 - 10
else
add ecx, (10+17*6) shl 16 - 10
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 I/O permission map
mov esi, [default_io_map]
stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map], PG_READ
add esi, 0x1000
stdcall map_page, esi, [SLOT_BASE+256+APPDATA.io_map+4], PG_READ
stdcall map_page, tss._io_map_0, \
[SLOT_BASE+256+APPDATA.io_map], PG_READ
stdcall map_page, tss._io_map_1, \
[SLOT_BASE+256+APPDATA.io_map+4], PG_READ
; SET KEYBOARD PARAMETERS
mov al, 0xf6 ; reset keyboard, scan enabled
call kb_write_wait_ack
test ah, ah
jnz .no_keyboard
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_wait_ack
; mov al, 111b
; call kb_write_wait_ack
mov al, 0xF3 ; set repeat rate & delay
call kb_write_wait_ack
mov al, 0; 30 250 ;00100010b ; 24 500 ;00100100b ; 20 500
call kb_write_wait_ack
;// mike.dld [
call set_lights
;// mike.dld ]
stdcall attach_int_handler, 1, irq1, 0
DEBUGF 1, "K : IRQ1 return code %x\n", eax
.no_keyboard:
; Load PS/2 mouse driver
stdcall load_pe_driver, szPS2MDriver, 0
mov esi, boot_setmouse
call boot_log
call setmouse
; LOAD FIRST APPLICATION
cmp byte [launcher_start], 1 ; Check if starting LAUNCHER is selected on blue screen (1 = yes)
jnz first_app_found
cli
mov ebp, firstapp
call fs_execute_from_sysdir
test eax, eax
jns first_app_found
mov esi, boot_failed
call boot_log
mov eax, 0xDEADBEEF ; otherwise halt
hlt
first_app_found:
; 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
mov [timer_ticks_enable], 1 ; for cd driver
sti
call mtrr_validate
jmp osloop
; Fly :)
uglobal
align 4
ap_initialized dd 0
endg
ap_init_high:
mov ax, os_stack
mov bx, app_data
mov cx, app_tls
mov ss, ax
mov ds, bx
mov es, bx
mov fs, cx
mov gs, bx
xor esp, esp
mov eax, sys_proc-OS_BASE+PROC.pdt_0
mov cr3, eax
lock inc [ap_initialized]
jmp idle_loop
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
; in: edx -> APPDATA for OS/IDLE slot
; in: ebx = stack base
proc setup_os_slot
xor eax, eax
mov ecx, 256/4
mov edi, edx
rep stosd
mov eax, tss+0x80
call get_pg_addr
inc eax
mov [edx+APPDATA.io_map], eax
mov eax, tss+0x1080
call get_pg_addr
inc eax
mov [edx+APPDATA.io_map+4], eax
mov dword [edx+APPDATA.pl0_stack], ebx
lea edi, [ebx+0x2000-512]
mov dword [edx+APPDATA.fpu_state], edi
mov dword [edx+APPDATA.saved_esp0], edi
mov dword [edx+APPDATA.saved_esp], edi
mov dword [edx+APPDATA.terminate_protection], 1 ; make unkillable
mov esi, fpu_data
mov ecx, 512/4
cld
rep movsd
lea eax, [edx+APP_OBJ_OFFSET]
mov dword [edx+APPDATA.fd_obj], eax
mov dword [edx+APPDATA.bk_obj], eax
mov dword [edx+APPDATA.cur_dir], sysdir_path
mov [edx + APPDATA.process], sys_proc
lea ebx, [edx+APPDATA.list]
lea ecx, [sys_proc+PROC.thr_list]
list_add_tail ebx, ecx
mov eax, edx
shr eax, 3
add eax, CURRENT_TASK - (SLOT_BASE shr 3)
mov [eax+TASKDATA.wnd_number], dh
mov byte [eax+TASKDATA.pid], dh
ret
endp
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; MAIN OS LOOP START ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
align 32
osloop:
mov edx, osloop_has_work?
xor ecx, ecx
call Wait_events
xor eax, eax
xchg eax, [osloop_nonperiodic_work]
test eax, eax
jz .no_periodic
call __sys_draw_pointer
call window_check_events
call mouse_check_events
call checkmisc
call checkVga_N13
;--------------------------------------
.no_periodic:
call stack_handler
call check_fdd_motor_status
call check_ATAPI_device_event
call check_lights_state
call check_timers
jmp osloop
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; MAIN OS LOOP END ;
; ;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
proc osloop_has_work?
cmp [osloop_nonperiodic_work], 0
jnz .yes
call stack_handler_has_work?
jnz .yes
call check_fdd_motor_status_has_work?
jnz .yes
call check_ATAPI_device_event_has_work?
jnz .yes
call check_lights_state_has_work?
jnz .yes
call check_timers_has_work?
jnz .yes
.no:
xor eax, eax
ret
.yes:
xor eax, eax
inc eax
ret
endp
proc wakeup_osloop
mov [osloop_nonperiodic_work], 1
ret
endp
uglobal
align 4
osloop_nonperiodic_work dd ?
endg
uglobal
align 64
idle_addr rb 64
endg
idle_thread:
sti
; The following code can be executed by all CPUs in the system.
; All other parts of the kernel do not expect multi-CPU.
; Also, APs don't even have a stack here.
; Beware. Don't do anything here. Anything at all.
idle_loop:
cmp [use_mwait_for_idle], 0
jnz idle_loop_mwait
idle_loop_hlt:
hlt
jmp idle_loop_hlt
idle_loop_mwait:
mov eax, idle_addr
xor ecx, ecx
xor edx, edx
monitor
xor ecx, ecx
mov eax, 20h ; or 10h
mwait
jmp idle_loop_mwait
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
; ;
; 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+8], 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+48+8], dword 0xDF
mov [eax+64], ecx
mov [eax+64+4], dword 0xE5
mov [eax+64+8], dword 0xFF
ret
iglobal
process_number dd 0x2
endg
set_variables:
mov ecx, 0x16 ; flush port 0x60
.fl60:
in al, 0x60
loop .fl60
push eax
mov ax, [BOOT_VARS+BOOT_Y_RES]
shr ax, 1
shl eax, 16
mov ax, [BOOT_VARS+BOOT_X_RES]
shr ax, 1
mov [MOUSE_X], eax
call wakeup_osloop
xor eax, eax
mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
mov byte [KEY_COUNT], al ; keyboard buffer
mov byte [BTN_COUNT], al ; button buffer
; mov [MOUSE_X],dword 100*65536+100 ; mouse x/y
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
;-----------------------------------------------------------------------------
iglobal
midi_base dw 0
endg
;-----------------------------------------------------------------------------
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 = not used
; 4 = not used
; 5 = system language, 1eng 2fi 3ger 4rus
; 6 = not used
; 7 = not used
; 8 = not used
; 9 = not used
; 10 = not used
; 11 = enable lba read
; 12 = enable pci access
;-----------------------------------------------------------------------------
and [esp+32], dword 0
; F.21.1 - set MPU MIDI base port
dec ebx
jnz @f
cmp ecx, 0x100
jb @f
mov esi, 65535
cmp esi, ecx
jb @f
mov [midi_base], cx
mov word [mididp], cx
inc cx
mov word [midisp], cx
ret
;--------------------------------------
@@:
; F.21.2 - set keyboard layout
dec ebx
jnz @f
mov edi, [TASK_BASE]
mov eax, [edi+TASKDATA.mem_start]
add eax, edx
; 1 = normal layout
dec ecx
jnz .shift
mov ebx, keymap
mov ecx, 128
call memmove
ret
;--------------------------------------
.shift:
; 2 = layout at pressed Shift
dec ecx
jnz .alt
mov ebx, keymap_shift
mov ecx, 128
call memmove
ret
;--------------------------------------
.alt:
; 3 = layout at pressed Alt
dec ecx
jnz .country
mov ebx, keymap_alt
mov ecx, 128
call memmove
ret
;--------------------------------------
.country:
; country identifier
sub ecx, 6
jnz .error
mov word [keyboard], dx
ret
;--------------------------------------
@@:
; F.21.5 - set system language
sub ebx, 3
jnz @f
mov [syslang], ecx
ret
;--------------------------------------
@@:
; F.21.11 - enable/disable low-level access to HD
and ecx, 1
sub ebx, 6
jnz @f
mov [lba_read_enabled], ecx
ret
;--------------------------------------
@@:
; F.21.12 - enable/disable low-level access to PCI
dec ebx
jnz .error
mov [pci_access_enabled], ecx
ret
;--------------------------------------
.error:
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 = not used
; 4 = not used
; 5 = system language, 1eng 2fi 3ger 4rus
; 6 = not used
; 7 = not used
; 8 = not used
; 9 = get hs timer tic
; 10 = not used
; 11 = get the state "lba read"
; 12 = get the state "pci access"
;-----------------------------------------------------------------------------
; F.26.1 - get MPU MIDI base port
dec ebx
jnz @f
movzx eax, [midi_base]
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.2 - get keyboard layout
dec ebx
jnz @f
mov edi, [TASK_BASE]
mov ebx, [edi+TASKDATA.mem_start]
add ebx, edx
; 1 = normal layout
dec ecx
jnz .shift
mov eax, keymap
mov ecx, 128
call memmove
ret
;--------------------------------------
.shift:
; 2 = layout with pressed Shift
dec ecx
jnz .alt
mov eax, keymap_shift
mov ecx, 128
call memmove
ret
;--------------------------------------
.alt:
; 3 = layout with pressed Alt
dec ecx
jne .country
mov eax, keymap_alt
mov ecx, 128
call memmove
ret
;--------------------------------------
.country:
; 9 = country identifier
sub ecx, 6
jnz .error
movzx eax, word [keyboard]
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.5 - get system language
sub ebx, 3
jnz @f
mov eax, [syslang]
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.9 - get the value of the time counter
sub ebx, 4
jnz @f
mov eax, [timer_ticks]
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.10 - get the time from kernel launch in nanoseconds
sub ebx, 1
jnz @f
call get_clock_ns
mov [esp+24], edx
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.11 - Find out whether low-level HD access is enabled
sub ebx, 1
jnz @f
mov eax, [lba_read_enabled]
mov [esp+32], eax
ret
;--------------------------------------
@@:
; F.26.12 - Find out whether low-level PCI access is enabled
dec ebx
jnz .error
mov eax, [pci_access_enabled]
mov [esp+32], eax
ret
;--------------------------------------
.error:
or [esp+32], dword -1
ret
;-----------------------------------------------------------------------------
get_timer_ticks:
mov eax, [timer_ticks]
ret
;-----------------------------------------------------------------------------
iglobal
align 4
mousefn dd msscreen
dd mswin
dd msbutton
dd msbuttonExt
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 buttons pressed ext
; eax=4 load cursor
; eax=5 set cursor
; eax=6 delete cursor
; eax=7 get mouse_z
cmp ebx, 7
ja @f
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
msbuttonExt:
mov eax, [BTN_DOWN]
mov [esp+36-4], eax
ret
app_load_cursor:
cmp ecx, OS_BASE
jae @f
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
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
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], TSTATE_ZOMBIE
call wakeup_osloop
.waitterm: ; wait here for termination
call change_task
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 eax, [d_width_calc_area + eax*4]
add eax, [_display.win_map]
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
call wakeup_osloop
popfd
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
dd sysfn_zmodif ; 25 = get/set window z modifier ;Fantomer
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_VARS+0x9030], cl
mov eax, [TASK_COUNT]
mov [SYS_SHUTDOWN], al
mov [shutdown_processes], eax
call wakeup_osloop
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
mov eax, edx
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 wakeup_osloop
;call MEM_Heap_UnLock
cmp edx, [application_table_owner]; clear app table stat
jne noatsc
call unlock_application_table
noatsc:
noprocessterminate:
add esp, 4
ret
;------------------------------------------------------------------------------
sysfn_terminate2:
;lock application_table_status mutex
.table_status:
call lock_application_table
mov eax, ecx
call pid_to_slot
test eax, eax
jz .not_found
mov ecx, eax
cli
call sysfn_terminate
call unlock_application_table
sti
and dword [esp+32], 0
ret
.not_found:
call unlock_application_table
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
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
;-------------------------------------
@@:
; If the window is captured and moved by the user,
; then you can't change the position in window stack!!!
mov al, [mouse.active_sys_window.action]
and al, WINDOW_MOVE_AND_RESIZE_FLAGS
test al, al
jz @f
call change_task
jmp @b
@@:
;-------------------------------------
mov [window_minimize], 2; restore window if minimized
call wakeup_osloop
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
;------------------------------------------------------------------------------
align 4
sysfn_zmodif:
;18,25,1 - get z_modif
;18,25,2 - set z_modif
;edx = -1(for current task) or TID
;esi(for 2) = new value z_modif
;return:
;1: eax = z_modif
;2: eax=0(fail),1(success) for set z_modif
cmp edx, -1
jne @f
mov edx, [CURRENT_TASK]
@@:
cmp edx, [TASK_COUNT]
ja .fail
cmp edx, 1
je .fail
mov eax, edx
shl edx, 5
cmp [edx + CURRENT_TASK + TASKDATA.state], 9
je .fail
cmp ecx, 1
jnz .set_zmod
mov al, [edx + window_data + WDATA.z_modif]
jmp .exit
.set_zmod:
cmp ecx, 2
jnz .fail
mov ebx, esi
mov esi, eax
cmp bl, ZPOS_ALWAYS_TOP
jg .fail
mov [edx + window_data + WDATA.z_modif], bl
mov eax, [edx + window_data + WDATA.box.left]
mov ebx, [edx + window_data + WDATA.box.top]
mov ecx, [edx + window_data + WDATA.box.width]
mov edx, [edx + window_data + WDATA.box.height]
add ecx, eax
add edx, ebx
call window._.set_screen
call window._.set_top_wnd
call window._.redraw_top_wnd
shl esi, 5
mov [esi + window_data + WDATA.fl_redraw], 1
mov eax, 1
jmp .exit
.fail:
xor eax, eax
.exit:
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_getidletime: ; 18.4 = GET IDLETIME
mov eax, [CURRENT_TASK+32+TASKDATA.cpu_usage]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_getcpuclock: ; 18.5 = GET TSC/SEC
mov eax, dword [cpu_freq]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
get_cpu_freq:
mov eax, dword [cpu_freq]
mov edx, dword [cpu_freq+4]
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
call wakeup_osloop
ret
;------------------------------------------------------------------------------
align 4
sysfn_getdiskinfo: ; 18.11 = get disk info table
dec ecx
jnz .exit
.small_table:
mov edi, edx
mov esi, DRIVE_DATA
mov ecx, DRIVE_DATA_SIZE ;10
cld
rep movsb
.exit:
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
mov eax, [_display.width]
shr eax, 1
mov [MOUSE_X], ax
mov eax, [_display.height]
shr eax, 1
mov [MOUSE_Y], ax
call wakeup_osloop
xor eax, eax
and [esp+32], eax
ret
;------------------------------------------------------------------------------
sysfn_mouse_acceleration: ; 18.19 = set/get mouse features
cmp ecx, 8
jnc @f
jmp dword [.table+ecx*4]
.get_mouse_acceleration:
xor eax, eax
mov ax, [mouse_speed_factor]
mov [esp+32], eax
ret
.set_mouse_acceleration:
mov [mouse_speed_factor], dx
ret
.get_mouse_delay:
xor eax, eax
mov al, [mouse_delay]
mov [esp+32], eax
ret
.set_mouse_delay:
mov [mouse_delay], dl
@@:
ret
.set_pointer_position:
cmp dx, word[_display.height]
jae @b
rol edx, 16
cmp dx, word[_display.width]
jae @b
mov [MOUSE_X], edx
mov [mouse_active], 1
jmp wakeup_osloop
.set_mouse_button:
mov [BTN_DOWN], edx
mov [mouse_active], 1
jmp wakeup_osloop
.get_doubleclick_delay:
xor eax, eax
mov al, [mouse_doubleclick_delay]
mov [esp+32], eax
ret
.set_doubleclick_delay:
mov [mouse_doubleclick_delay], dl
ret
align 4
.table:
dd .get_mouse_acceleration
dd .set_mouse_acceleration
dd .get_mouse_delay
dd .set_mouse_delay
dd .set_pointer_position
dd .set_mouse_button
dd .get_doubleclick_delay
dd .set_doubleclick_delay
;------------------------------------------------------------------------------
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, [_display.lfb_pitch]
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
.rev dd __REV__
version_end:
endg
;------------------------------------------------------------------------------
align 4
sys_cachetodiskette:
cmp ebx, 1
jb .no_floppy_save
cmp ebx, 2
ja .no_floppy_save
call save_image
mov [esp + 32], eax
ret
.no_floppy_save:
mov [esp + 32], dword 1
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_UWR
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 ecx, [current_slot]
xor eax, eax
xchg eax, [ecx+APPDATA.draw_bgr_x]
mov [esp + 32], eax ; eax = [left]*65536 + [right]
xor eax, eax
xchg eax, [ecx+APPDATA.draw_bgr_y]
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, [_display.width]
mov ebx, [_display.height]
dec eax
dec ebx
; 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]
call wakeup_osloop
;--------------------------------------
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, [_display.width]
mov ebx, [_display.height]
dec eax
dec ebx
mov [draw_data+32 + RECT.right], eax
mov [draw_data+32 + RECT.bottom], ebx
pop ebx eax
inc byte[REDRAW_BACKGROUND]
call wakeup_osloop
ret
;------------------------------------------------------------------------------
align 4
sys_getbackground:
; cmp eax,1 ; SIZE
dec ebx
jnz nogb1
mov eax, [BgrDataWidth]
shl eax, 16
mov ax, word [BgrDataHeight]
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
align 4
nogb1:
; cmp eax,2 ; PIXEL
dec ebx
jnz nogb2
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 eax, [ecx+eax]
and eax, 0xFFFFFF
mov [esp+32], eax
;--------------------------------------
align 4
.ret:
ret
;------------------------------------------------------------------------------
align 4
nogb2:
; cmp eax,4 ; TILED / STRETCHED
dec ebx
dec ebx
jnz nogb4
mov eax, [BgrDrawMode]
;--------------------------------------
align 4
nogb4:
mov [esp+32], eax
ret
;------------------------------------------------------------------------------
align 4
sys_getkey:
mov [esp + 32], dword 1
; test main buffer
mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
movzx ecx, word [WIN_STACK + ebx * 2]
mov edx, [TASK_COUNT]
cmp ecx, edx
jne .finish
cmp [KEY_COUNT], byte 0
je .finish
movzx ax, byte [KEY_BUFF + 120 + 2]
shl eax, 8
mov al, byte [KEY_BUFF]
shl eax, 8
push eax
dec byte [KEY_COUNT]
and byte [KEY_COUNT], 127
movzx ecx, byte [KEY_COUNT]
add ecx, 2
mov eax, KEY_BUFF + 1
mov ebx, KEY_BUFF
call memmove
add eax, 120 + 2
add ebx, 120 + 2
call memmove
pop eax
;--------------------------------------
align 4
.ret_eax:
mov [esp + 32], eax
ret
;--------------------------------------
align 4
.finish:
; test hotkeys buffer
mov ecx, hotkey_buffer
;--------------------------------------
align 4
@@:
cmp [ecx], ebx
jz .found
add ecx, 8
cmp ecx, hotkey_buffer + 120 * 8
jb @b
ret
;--------------------------------------
align 4
.found:
mov ax, [ecx + 6]
shl eax, 16
mov ah, [ecx + 4]
mov al, 2
and dword [ecx + 4], 0
and dword [ecx], 0
jmp .ret_eax
;------------------------------------------------------------------------------
align 4
sys_getbutton:
mov ebx, [CURRENT_TASK] ; TOP OF WINDOW STACK
mov [esp + 32], dword 1
movzx ecx, word [WIN_STACK + ebx * 2]
mov edx, [TASK_COUNT] ; less than 256 processes
cmp ecx, edx
jne .exit
movzx eax, byte [BTN_COUNT]
test eax, eax
jz .exit
mov eax, [BTN_BUFF]
and al, 0xFE ; delete left button bit
mov [BTN_COUNT], byte 0
mov [esp + 32], eax
;--------------------------------------
align 4
.exit:
ret
;------------------------------------------------------------------------------
align 4
sys_cpuusage:
; RETURN:
;
; +00 dword process cpu usage
; +04 word position in windowing stack
; +06 word windowing stack value at current position (cpu nro)
; +10 12 bytes name
; +22 dword start in mem
; +26 dword used mem
; +30 dword PID , process idenfification number
;
cmp ecx, -1 ; who am I ?
jne .no_who_am_i
mov ecx, [CURRENT_TASK]
.no_who_am_i:
cmp ecx, max_processes
ja .nofillbuf
; +4: word: position of the window of thread in the window stack
mov ax, [WIN_STACK + ecx * 2]
mov [ebx+4], ax
; +6: word: number of the thread slot, which window has in the window stack
; position ecx (has no relation to the specific thread)
mov ax, [WIN_POS + ecx * 2]
mov [ebx+6], ax
shl ecx, 5
; +0: dword: memory usage
mov eax, [ecx+CURRENT_TASK+TASKDATA.cpu_usage]
mov [ebx], eax
; +10: 11 bytes: name of the process
push ecx
lea eax, [ecx*8+SLOT_BASE+APPDATA.app_name]
add ebx, 10
mov ecx, 11
call memmove
pop ecx
; +22: address of the process in memory
; +26: size of used memory - 1
push edi
lea edi, [ebx+12]
xor eax, eax
mov edx, 0x100000*16
cmp ecx, 1 shl 5
je .os_mem
mov edx, [SLOT_BASE+ecx*8+APPDATA.process]
mov edx, [edx+PROC.mem_used]
mov eax, std_application_base_address
.os_mem:
stosd
lea eax, [edx-1]
stosd
; +30: PID/TID
mov eax, [ecx+CURRENT_TASK+TASKDATA.pid]
stosd
; window position and size
push esi
lea esi, [ecx + window_data + WDATA.box]
movsd
movsd
movsd
movsd
; Process state (+50)
mov eax, dword [ecx+CURRENT_TASK+TASKDATA.state]
stosd
; Window client area box
lea esi, [ecx*8 + SLOT_BASE + APPDATA.wnd_clientbox]
movsd
movsd
movsd
movsd
; Window state
mov al, [ecx+window_data+WDATA.fl_wstate]
stosb
; Event mask (+71)
mov EAX, dword [ECX+CURRENT_TASK+TASKDATA.event_mask]
stosd
; Keyboard mode (+75)
mov al, byte [ecx*8 + SLOT_BASE + APPDATA.keyboard_mode]
stosb
pop esi
pop edi
.nofillbuf:
; return number of processes
mov eax, [TASK_COUNT]
mov [esp+32], eax
ret
align 4
sys_clock:
cli
; Mikhail Lisovin xx Jan 2005
@@:
mov al, 10
out 0x70, al
in al, 0x71
test al, al
jns @f
mov esi, 1
call delay_ms
jmp @b
@@:
; end Lisovin's fix
xor al, al ; seconds
out 0x70, al
in al, 0x71
movzx ecx, al
mov al, 02 ; minutes
shl ecx, 16
out 0x70, al
in al, 0x71
movzx edx, al
mov al, 04 ; hours
shl edx, 8
out 0x70, al
in al, 0x71
add ecx, edx
movzx edx, al
add ecx, edx
sti
mov [esp + 32], ecx
ret
align 4
sys_date:
cli
@@:
mov al, 10
out 0x70, al
in al, 0x71
test al, al
jns @f
mov esi, 1
call delay_ms
jmp @b
@@:
mov ch, 0
mov al, 7 ; date
out 0x70, al
in al, 0x71
mov cl, al
mov al, 8 ; month
shl ecx, 16
out 0x70, al
in al, 0x71
mov ch, al
mov al, 9 ; year
out 0x70, al
in al, 0x71
mov cl, al
sti
mov [esp+32], ecx
ret
; redraw status
sys_redrawstat:
cmp ebx, 1
jne no_widgets_away
; buttons away
mov ecx, [CURRENT_TASK]
sys_newba2:
mov edi, [BTN_ADDR]
cmp [edi], dword 0 ; empty button list ?
je end_of_buttons_away
movzx ebx, word [edi]
inc ebx
mov eax, edi
sys_newba:
dec ebx
jz end_of_buttons_away
add eax, 0x10
cmp cx, [eax]
jnz sys_newba
push eax ebx ecx
mov ecx, ebx
inc ecx
shl ecx, 4
mov ebx, eax
add eax, 0x10
call memmove
dec dword [edi]
pop ecx ebx eax
jmp sys_newba2
end_of_buttons_away:
ret
no_widgets_away:
cmp ebx, 2
jnz srl1
mov edx, [TASK_BASE] ; return whole screen draw area for this app
add edx, draw_data - CURRENT_TASK
mov [edx + RECT.left], 0
mov [edx + RECT.top], 0
mov eax, [_display.width]
dec eax
mov [edx + RECT.right], eax
mov eax, [_display.height]
dec eax
mov [edx + RECT.bottom], eax
srl1:
ret
;ok - 100% work
;nt - not tested
;---------------------------------------------------------------------------------------------
;eax
;0 - task switch counter. Ret switch counter in eax. Block. ok.
;1 - change task. Ret nothing. Block. ok.
;2 - performance control
; ebx
; 0 - enable or disable (inversion) PCE flag on CR4 for rdmpc in user mode.
; returned new cr4 in eax. Ret cr4 in eax. Block. ok.
; 1 - is cache enabled. Ret cr0 in eax if enabled else zero in eax. Block. ok.
; 2 - enable cache. Ret 1 in eax. Ret nothing. Block. ok.
; 3 - disable cache. Ret 0 in eax. Ret nothing. Block. ok.
;eax
;3 - rdmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
;4 - wrmsr. Counter in edx. (edx:eax) [esi:edi, edx] => [edx:esi, ecx]. Ret in ebx:eax. Block. ok.
;---------------------------------------------------------------------------------------------
iglobal
align 4
sheduler:
dd sys_sheduler.00
dd change_task
dd sys_sheduler.02
dd sys_sheduler.03
dd sys_sheduler.04
endg
sys_sheduler:
;rewritten by <Lrz> 29.12.2009
jmp dword [sheduler+ebx*4]
;.shed_counter:
.00:
mov eax, [context_counter]
mov [esp+32], eax
ret
.02:
;.perf_control:
inc ebx ;before ebx=2, ebx=3
cmp ebx, ecx ;if ecx=3, ebx=3
jz cache_disable
dec ebx ;ebx=2
cmp ebx, ecx ;
jz cache_enable ;if ecx=2 and ebx=2
dec ebx ;ebx=1
cmp ebx, ecx
jz is_cache_enabled ;if ecx=1 and ebx=1
dec ebx
test ebx, ecx ;ebx=0 and ecx=0
jz modify_pce ;if ecx=0
ret
.03:
;.rdmsr_instr:
;now counter in ecx
;(edx:eax) esi:edi => edx:esi
mov eax, esi
mov ecx, edx
rdmsr
mov [esp+32], eax
mov [esp+20], edx ;ret in ebx?
ret
.04:
;.wrmsr_instr:
;now counter in ecx
;(edx:eax) esi:edi => edx:esi
; Fast Call MSR can't be destroy
; Но MSR_AMD_EFER можно изменять, т.к. в этом регистре лиш
; включаются/выключаются расширенные возможности
cmp edx, MSR_SYSENTER_CS
je @f
cmp edx, MSR_SYSENTER_ESP
je @f
cmp edx, MSR_SYSENTER_EIP
je @f
cmp edx, MSR_AMD_STAR
je @f
mov eax, esi
mov ecx, edx
wrmsr
; mov [esp + 32], eax
; mov [esp + 20], edx ;ret in ebx?
@@:
ret
cache_disable:
mov eax, cr0
or eax, 01100000000000000000000000000000b
mov cr0, eax
wbinvd ;set MESI
ret
cache_enable:
mov eax, cr0
and eax, 10011111111111111111111111111111b
mov cr0, eax
ret
is_cache_enabled:
mov eax, cr0
mov ebx, eax
and eax, 01100000000000000000000000000000b
jz cache_disabled
mov [esp+32], ebx
cache_disabled:
mov dword [esp+32], eax;0
ret
modify_pce:
mov eax, cr4
; mov ebx,0
; or bx,100000000b ;pce
; xor eax,ebx ;invert pce
bts eax, 8;pce=cr4[8]
mov cr4, eax
mov [esp+32], eax
ret
;---------------------------------------------------------------------------------------------
iglobal
cpustring db 'CPU',0
endg
uglobal
background_defined db 0 ; diamond, 11.04.2006
endg
;-----------------------------------------------------------------------------
align 4
checkmisc:
cmp [ctrl_alt_del], 1
jne nocpustart
mov ebp, cpustring
call fs_execute_from_sysdir
mov [ctrl_alt_del], 0
;--------------------------------------
align 4
nocpustart:
cmp [mouse_active], 1
jne mouse_not_active
mov [mouse_active], 0
xor edi, edi
mov ebx, CURRENT_TASK
mov ecx, [TASK_COUNT]
movzx eax, word [WIN_POS + ecx*2] ; active window
shl eax, 8
push eax
movzx eax, word [MOUSE_X]
movzx edx, word [MOUSE_Y]
;--------------------------------------
align 4
.set_mouse_event:
add edi, 256
add ebx, 32
test [ebx+TASKDATA.event_mask], 0x80000000
jz .pos_filter
cmp edi, [esp] ; skip if filtration active
jne .skip
;--------------------------------------
align 4
.pos_filter:
test [ebx+TASKDATA.event_mask], 0x40000000
jz .set
mov esi, [ebx-twdw+WDATA.box.left]
cmp eax, esi
jb .skip
add esi, [ebx-twdw+WDATA.box.width]
cmp eax, esi
ja .skip
mov esi, [ebx-twdw+WDATA.box.top]
cmp edx, esi
jb .skip
add esi, [ebx-twdw+WDATA.box.height]
cmp edx, esi
ja .skip
;--------------------------------------
align 4
.set:
or [edi+SLOT_BASE+APPDATA.event_mask], 100000b ; set event 6
;--------------------------------------
align 4
.skip:
loop .set_mouse_event
pop eax
;--------------------------------------
align 4
mouse_not_active:
cmp byte[REDRAW_BACKGROUND], 0 ; background update ?
jz nobackgr
cmp [background_defined], 0
jz nobackgr
;--------------------------------------
align 4
backgr:
mov eax, [draw_data+32 + RECT.left]
shl eax, 16
add eax, [draw_data+32 + RECT.right]
mov [BG_Rect_X_left_right], eax ; [left]*65536 + [right]
mov eax, [draw_data+32 + RECT.top]
shl eax, 16
add eax, [draw_data+32 + RECT.bottom]
mov [BG_Rect_Y_top_bottom], eax ; [top]*65536 + [bottom]
call drawbackground
; DEBUGF 1, "K : drawbackground\n"
; DEBUGF 1, "K : backg x %x\n",[BG_Rect_X_left_right]
; DEBUGF 1, "K : backg y %x\n",[BG_Rect_Y_top_bottom]
;--------- set event 5 start ----------
push ecx edi
xor edi, edi
mov ecx, [TASK_COUNT]
;--------------------------------------
align 4
set_bgr_event:
add edi, 256
mov eax, [BG_Rect_X_left_right]
mov edx, [BG_Rect_Y_top_bottom]
cmp [edi+SLOT_BASE+APPDATA.draw_bgr_x], 0
jz .set
.join:
cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
jae @f
mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x], ax
@@:
shr eax, 16
cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
jbe @f
mov word [edi+SLOT_BASE+APPDATA.draw_bgr_x+2], ax
@@:
cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
jae @f
mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y], dx
@@:
shr edx, 16
cmp word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
jbe @f
mov word [edi+SLOT_BASE+APPDATA.draw_bgr_y+2], dx
@@:
jmp .common
.set:
mov [edi+SLOT_BASE+APPDATA.draw_bgr_x], eax
mov [edi+SLOT_BASE+APPDATA.draw_bgr_y], edx
.common:
or [edi+SLOT_BASE+APPDATA.event_mask], 10000b ; set event 5
loop set_bgr_event
pop edi ecx
;--------- set event 5 stop -----------
dec byte[REDRAW_BACKGROUND] ; got new update request?
jnz backgr
xor eax, eax
mov [draw_data+32 + RECT.left], eax
mov [draw_data+32 + RECT.top], eax
mov [draw_data+32 + RECT.right], eax
mov [draw_data+32 + RECT.bottom], eax
;--------------------------------------
align 4
nobackgr:
; system shutdown request
cmp [SYS_SHUTDOWN], byte 0
je noshutdown
mov edx, [shutdown_processes]
cmp [SYS_SHUTDOWN], dl
jne noshutdown
lea ecx, [edx-1]
mov edx, OS_BASE+0x3040
jecxz no_mark_system_shutdown
;--------------------------------------
align 4
markz:
push ecx edx
cmp [edx+TASKDATA.state], TSTATE_FREE
jz .nokill
lea edx, [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
cmp [edx+APPDATA.process], sys_proc
jz .nokill
call request_terminate
jmp .common
.nokill:
dec byte [SYS_SHUTDOWN]
xor eax, eax
.common:
pop edx ecx
test eax, eax
jz @f
mov [edx+TASKDATA.state], TSTATE_ZOMBIE
@@:
add edx, 0x20
loop markz
call wakeup_osloop
;--------------------------------------
align 4
@@:
no_mark_system_shutdown:
dec byte [SYS_SHUTDOWN]
je system_shutdown
;--------------------------------------
align 4
noshutdown:
mov eax, [TASK_COUNT] ; termination
mov ebx, TASK_DATA+TASKDATA.state
mov esi, 1
;--------------------------------------
align 4
newct:
mov cl, [ebx]
cmp cl, byte 3
jz .terminate
cmp cl, byte 4
jnz .noterminate
.terminate:
pushad
mov ecx, eax
shl ecx, 8
add ecx, SLOT_BASE
call restore_default_cursor_before_killing
popad
pushad
call terminate
popad
cmp byte [SYS_SHUTDOWN], 0
jz .noterminate
dec byte [SYS_SHUTDOWN]
je system_shutdown
.noterminate:
add ebx, 0x20
inc esi
dec eax
jnz newct
ret
;-----------------------------------------------------------------------------
align 4
redrawscreen:
; eax , if process window_data base is eax, do not set flag/limits
pushad
push eax
;;; mov ebx,2
;;; call delay_hs
;mov ecx,0 ; redraw flags for apps
xor ecx, ecx
;--------------------------------------
align 4
newdw2:
inc ecx
push ecx
mov eax, ecx
shl eax, 5
add eax, window_data
cmp eax, [esp+4]
je not_this_task
; check if window in redraw area
mov edi, eax
cmp ecx, 1 ; limit for background
jz bgli
mov eax, [esp+4] ;if upper in z-position - no redraw
test eax, eax
jz @f
mov al, [eax + WDATA.z_modif]
cmp [edi + WDATA.z_modif], al
jg ricino
@@:
mov eax, [edi + WDATA.box.left]
mov ebx, [edi + WDATA.box.top]
mov ecx, [draw_limits.bottom] ; ecx = area y end ebx = window y start
cmp ecx, ebx
jb ricino
mov ecx, [draw_limits.right] ; ecx = area x end eax = window x start
cmp ecx, eax
jb ricino
mov eax, [edi + WDATA.box.left]
mov ebx, [edi + WDATA.box.top]
mov ecx, [edi + WDATA.box.width]
mov edx, [edi + WDATA.box.height]
add ecx, eax
add edx, ebx
mov eax, [draw_limits.top] ; eax = area y start edx = window y end
cmp edx, eax
jb ricino
mov eax, [draw_limits.left] ; eax = area x start ecx = window x end
cmp ecx, eax
jb ricino
;--------------------------------------
align 4
bgli:
cmp dword[esp], 1
jnz .az
cmp byte[REDRAW_BACKGROUND], 0
jz .az
mov dl, 0
lea eax, [edi+draw_data-window_data]
mov ebx, [draw_limits.left]
cmp ebx, [eax+RECT.left]
jae @f
mov [eax+RECT.left], ebx
mov dl, 1
;--------------------------------------
align 4
@@:
mov ebx, [draw_limits.top]
cmp ebx, [eax+RECT.top]
jae @f
mov [eax+RECT.top], ebx
mov dl, 1
;--------------------------------------
align 4
@@:
mov ebx, [draw_limits.right]
cmp ebx, [eax+RECT.right]
jbe @f
mov [eax+RECT.right], ebx
mov dl, 1
;--------------------------------------
align 4
@@:
mov ebx, [draw_limits.bottom]
cmp ebx, [eax+RECT.bottom]
jbe @f
mov [eax+RECT.bottom], ebx
mov dl, 1
;--------------------------------------
align 4
@@:
add byte[REDRAW_BACKGROUND], dl
call wakeup_osloop
jmp newdw8
;--------------------------------------
align 4
.az:
mov eax, edi
add eax, draw_data-window_data
mov ebx, [draw_limits.left] ; set limits
mov [eax + RECT.left], ebx
mov ebx, [draw_limits.top]
mov [eax + RECT.top], ebx
mov ebx, [draw_limits.right]
mov [eax + RECT.right], ebx
mov ebx, [draw_limits.bottom]
mov [eax + RECT.bottom], ebx
sub eax, draw_data-window_data
cmp dword [esp], 1
jne nobgrd
inc byte[REDRAW_BACKGROUND]
call wakeup_osloop
;--------------------------------------
align 4
newdw8:
nobgrd:
;--------------------------------------
push eax edi ebp
mov edi, [esp+12]
cmp edi, 1
je .found
mov eax, [draw_limits.left]
mov ebx, [draw_limits.top]
mov ecx, [draw_limits.right]
sub ecx, eax
test ecx, ecx
jz .not_found
mov edx, [draw_limits.bottom]
sub edx, ebx
test edx, edx
jz .not_found
; eax - x, ebx - y
; ecx - size x, edx - size y
add ebx, edx
;--------------------------------------
align 4
.start_y:
push ecx
;--------------------------------------
align 4
.start_x:
add eax, ecx
mov ebp, [d_width_calc_area + ebx*4]
add ebp, [_display.win_map]
movzx ebp, byte[eax+ebp] ; get value for current point
cmp ebp, edi
jne @f
pop ecx
jmp .found
;--------------------------------------
align 4
@@:
sub eax, ecx
dec ecx
jnz .start_x
pop ecx
dec ebx
dec edx
jnz .start_y
;--------------------------------------
align 4
.not_found:
pop ebp edi eax
jmp ricino
;--------------------------------------
align 4
.found:
pop ebp edi eax
mov [eax + WDATA.fl_redraw], byte 1 ; mark as redraw
;--------------------------------------
align 4
ricino:
not_this_task:
pop ecx
cmp ecx, [TASK_COUNT]
jle newdw2
pop eax
popad
ret
;-----------------------------------------------------------------------------
align 4
calculatebackground: ; background
mov edi, [_display.win_map] ; set os to use all pixels
mov eax, 0x01010101
mov ecx, [_display.win_map_size]
shr ecx, 2
rep stosd
mov byte[REDRAW_BACKGROUND], 0 ; do not draw background!
ret
;-----------------------------------------------------------------------------
uglobal
imax dd 0x0
endg
;-----------------------------------------------------------------------------
align 4
delay_ms: ; delay in 1/1000 sec
push eax
push ecx
mov ecx, esi
; <CPU clock fix by Sergey Kuzmin aka Wildwest>
imul ecx, 33941
shr ecx, 9
; </CPU clock fix>
in al, 0x61
and al, 0x10
mov ah, al
cld
;--------------------------------------
align 4
cnt1:
in al, 0x61
and al, 0x10
cmp al, ah
jz cnt1
mov ah, al
loop cnt1
pop ecx
pop eax
ret
;-----------------------------------------------------------------------------
align 4
set_app_param:
mov edi, [TASK_BASE]
mov eax, ebx
btr eax, 3 ; move MOUSE_FILTRATION
mov ebx, [current_slot] ; bit into event_filter
setc byte [ebx+APPDATA.event_filter]
xchg eax, [edi + TASKDATA.event_mask] ; set new event mask
mov [esp+32], eax ; return old mask value
ret
;-----------------------------------------------------------------------------
; this is for syscall
proc delay_hs_unprotected
call unprotect_from_terminate
call delay_hs
call protect_from_terminate
ret
endp
if 1
align 4
delay_hs: ; delay in 1/100 secs
; ebx = delay time
pushad
push ebx
xor esi, esi
mov ecx, MANUAL_DESTROY
call create_event
test eax, eax
jz .done
mov ebx, edx
mov ecx, [esp]
push edx
push eax
call wait_event_timeout
pop eax
pop ebx
call destroy_event
.done:
add esp, 4
popad
ret
else
align 4
delay_hs: ; delay in 1/100 secs
; ebx = delay time
push ecx
push edx
mov edx, [timer_ticks]
;--------------------------------------
align 4
newtic:
mov ecx, [timer_ticks]
sub ecx, edx
cmp ecx, ebx
jae zerodelay
call change_task
jmp newtic
;--------------------------------------
align 4
zerodelay:
pop edx
pop ecx
ret
end if
;-----------------------------------------------------------------------------
align 16 ;very often call this subrutine
memmove: ; memory move in bytes
; eax = from
; ebx = to
; ecx = no of bytes
test ecx, ecx
jle .ret
push esi edi ecx
mov edi, ebx
mov esi, eax
test ecx, not 11b
jz @f
push ecx
shr ecx, 2
rep movsd
pop ecx
and ecx, 11b
jz .finish
;--------------------------------------
align 4
@@:
rep movsb
;--------------------------------------
align 4
.finish:
pop ecx edi esi
;--------------------------------------
align 4
.ret:
ret
;-----------------------------------------------------------------------------
; <diamond> Sysfunction 34, read_floppy_file, is obsolete. Use 58 or 70 function instead.
;align 4
;
;read_floppy_file:
;
;; as input
;;
;; eax pointer to file
;; ebx file lenght
;; ecx start 512 byte block number
;; edx number of blocks to read
;; esi pointer to return/work area (atleast 20 000 bytes)
;;
;;
;; on return
;;
;; eax = 0 command succesful
;; 1 no fd base and/or partition defined
;; 2 yet unsupported FS
;; 3 unknown FS
;; 4 partition not defined at hd
;; 5 file not found
;; ebx = size of file
;
; mov edi,[TASK_BASE]
; add edi,0x10
; add esi,[edi]
; add eax,[edi]
;
; pushad
; mov edi,esi
; add edi,1024
; mov esi,0x100000+19*512
; sub ecx,1
; shl ecx,9
; add esi,ecx
; shl edx,9
; mov ecx,edx
; cld
; rep movsb
; popad
;
; mov [esp+36],eax
; mov [esp+24],ebx
; ret
align 4
set_io_access_rights:
push edi eax
mov edi, tss._io_map_0
; mov ecx,eax
; and ecx,7 ; offset in byte
; shr eax,3 ; number of byte
; add edi,eax
; mov ebx,1
; shl ebx,cl
test ebp, ebp
; cmp ebp,0 ; enable access - ebp = 0
jnz .siar1
; not ebx
; and [edi],byte bl
btr [edi], eax
pop eax edi
ret
.siar1:
bts [edi], eax
; or [edi],byte bl ; disable access - ebp = 1
pop eax edi
ret
;reserve/free group of ports
; * eax = 46 - number function
; * ebx = 0 - reserve, 1 - free
; * ecx = number start arrea of ports
; * edx = number end arrea of ports (include last number of port)
;Return value:
; * eax = 0 - succesful
; * eax = 1 - error
; * The system has reserve this ports:
; 0..0x2d, 0x30..0x4d, 0x50..0xdf, 0xe5..0xff (include last number of port).
;destroys eax,ebx, ebp
r_f_port_area:
test ebx, ebx
jnz free_port_area
; je r_port_area
; jmp free_port_area
; r_port_area:
; pushad
cmp ecx, edx ; beginning > end ?
ja rpal1
cmp edx, 65536
jae rpal1
mov eax, [RESERVED_PORTS]
test eax, eax ; no reserved areas ?
je rpal2
cmp eax, 255 ; max reserved
jae rpal1
rpal3:
mov ebx, eax
shl ebx, 4
add ebx, RESERVED_PORTS
cmp ecx, [ebx+8]
ja rpal4
cmp edx, [ebx+4]
jae rpal1
; jb rpal4
; jmp rpal1
rpal4:
dec eax
jnz rpal3
jmp rpal2
rpal1:
; popad
; mov eax,1
xor eax, eax
inc eax
ret
rpal2:
; popad
; enable port access at port IO map
cli
pushad ; start enable io map
cmp edx, 65536;16384
jae no_unmask_io; jge
mov eax, ecx
; push ebp
xor ebp, ebp ; enable - eax = port
new_port_access:
; pushad
call set_io_access_rights
; popad
inc eax
cmp eax, edx
jbe new_port_access
; pop ebp
no_unmask_io:
popad ; end enable io map
sti
mov eax, [RESERVED_PORTS]
add eax, 1
mov [RESERVED_PORTS], eax
shl eax, 4
add eax, RESERVED_PORTS
mov ebx, [TASK_BASE]
mov ebx, [ebx+TASKDATA.pid]
mov [eax], ebx
mov [eax+4], ecx
mov [eax+8], edx
xor eax, eax
ret
free_port_area:
; pushad
mov eax, [RESERVED_PORTS]; no reserved areas ?
test eax, eax
jz frpal2
mov ebx, [TASK_BASE]
mov ebx, [ebx+TASKDATA.pid]
frpal3:
mov edi, eax
shl edi, 4
add edi, RESERVED_PORTS
cmp ebx, [edi]
jne frpal4
cmp ecx, [edi+4]
jne frpal4
cmp edx, [edi+8]
jne frpal4
jmp frpal1
frpal4:
dec eax
jnz frpal3
frpal2:
; popad
inc eax
ret
frpal1:
push ecx
mov ecx, 256
sub ecx, eax
shl ecx, 4
mov esi, edi
add esi, 16
cld
rep movsb
dec dword [RESERVED_PORTS]
;popad
;disable port access at port IO map
; pushad ; start disable io map
pop eax ;start port
cmp edx, 65536;16384
jge no_mask_io
; mov eax,ecx
xor ebp, ebp
inc ebp
new_port_access_disable:
; pushad
; mov ebp,1 ; disable - eax = port
call set_io_access_rights
; popad
inc eax
cmp eax, edx
jbe new_port_access_disable
no_mask_io:
; popad ; end disable io map
xor eax, eax
ret
;-----------------------------------------------------------------------------
align 4
drawbackground:
dbrv20:
cmp [BgrDrawMode], dword 1
jne bgrstr
call vesa20_drawbackground_tiled
; call [draw_pointer]
call __sys_draw_pointer
ret
;--------------------------------------
align 4
bgrstr:
call vesa20_drawbackground_stretch
; call [draw_pointer]
call __sys_draw_pointer
ret
;-----------------------------------------------------------------------------
align 4
syscall_putimage: ; PutImage
sys_putimage:
test ecx, 0x80008000
jnz .exit
test ecx, 0x0000FFFF
jz .exit
test ecx, 0xFFFF0000
jnz @f
;--------------------------------------
align 4
.exit:
ret
;--------------------------------------
align 4
@@:
mov edi, [current_slot]
add dx, word[edi+APPDATA.wnd_clientbox.top]
rol edx, 16
add dx, word[edi+APPDATA.wnd_clientbox.left]
rol edx, 16
;--------------------------------------
align 4
.forced:
push ebp esi 0
mov ebp, putimage_get24bpp
mov esi, putimage_init24bpp
;--------------------------------------
align 4
sys_putimage_bpp:
call vesa20_putimage
pop ebp esi ebp
ret
; jmp [draw_pointer]
;-----------------------------------------------------------------------------
align 4
sys_putimage_palette:
; ebx = pointer to image
; ecx = [xsize]*65536 + [ysize]
; edx = [xstart]*65536 + [ystart]
; esi = number of bits per pixel, must be 8, 24 or 32
; edi = pointer to palette
; ebp = row delta
mov eax, [CURRENT_TASK]
shl eax, 8
add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.top]
rol edx, 16
add dx, word [eax+SLOT_BASE+APPDATA.wnd_clientbox.left]
rol edx, 16
;--------------------------------------
align 4
.forced:
cmp esi, 1
jnz @f
push edi
mov eax, [edi+4]
sub eax, [edi]
push eax
push dword [edi]
push 0ffffff80h
mov edi, esp
call put_mono_image
add esp, 12
pop edi
ret
;--------------------------------------
align 4
@@:
cmp esi, 2
jnz @f
push edi
push 0ffffff80h
mov edi, esp
call put_2bit_image
pop eax
pop edi
ret
;--------------------------------------
align 4
@@:
cmp esi, 4
jnz @f
push edi
push 0ffffff80h
mov edi, esp
call put_4bit_image
pop eax
pop edi
ret
;--------------------------------------
align 4
@@:
push ebp esi ebp
cmp esi, 8
jnz @f
mov ebp, putimage_get8bpp
mov esi, putimage_init8bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
cmp esi, 9
jnz @f
mov ebp, putimage_get9bpp
mov esi, putimage_init9bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
cmp esi, 15
jnz @f
mov ebp, putimage_get15bpp
mov esi, putimage_init15bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
cmp esi, 16
jnz @f
mov ebp, putimage_get16bpp
mov esi, putimage_init16bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
cmp esi, 24
jnz @f
mov ebp, putimage_get24bpp
mov esi, putimage_init24bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
cmp esi, 32
jnz @f
mov ebp, putimage_get32bpp
mov esi, putimage_init32bpp
jmp sys_putimage_bpp
;--------------------------------------
align 4
@@:
pop ebp esi ebp
ret
;-----------------------------------------------------------------------------
align 4
put_mono_image:
push ebp esi ebp
mov ebp, putimage_get1bpp
mov esi, putimage_init1bpp
jmp sys_putimage_bpp
;-----------------------------------------------------------------------------
align 4
put_2bit_image:
push ebp esi ebp
mov ebp, putimage_get2bpp
mov esi, putimage_init2bpp
jmp sys_putimage_bpp
;-----------------------------------------------------------------------------
align 4
put_4bit_image:
push ebp esi ebp
mov ebp, putimage_get4bpp
mov esi, putimage_init4bpp
jmp sys_putimage_bpp
;-----------------------------------------------------------------------------
align 4
putimage_init24bpp:
lea eax, [eax*3]
putimage_init8bpp:
putimage_init9bpp:
ret
;-----------------------------------------------------------------------------
align 16
putimage_get24bpp:
movzx eax, byte [esi+2]
shl eax, 16
mov ax, [esi]
add esi, 3
ret 4
;-----------------------------------------------------------------------------
align 16
putimage_get8bpp:
movzx eax, byte [esi]
push edx
mov edx, [esp+8]
mov eax, [edx+eax*4]
pop edx
inc esi
ret 4
;-----------------------------------------------------------------------------
align 16
putimage_get9bpp:
lodsb
mov ah, al
shl eax, 8
mov al, ah
ret 4
;-----------------------------------------------------------------------------
align 4
putimage_init1bpp:
add eax, ecx
push ecx
add eax, 7
add ecx, 7
shr eax, 3
shr ecx, 3
sub eax, ecx
pop ecx
ret
;-----------------------------------------------------------------------------
align 16
putimage_get1bpp:
push edx
mov edx, [esp+8]
mov al, [edx]
add al, al
jnz @f
lodsb
adc al, al
@@:
mov [edx], al
sbb eax, eax
and eax, [edx+8]
add eax, [edx+4]
pop edx
ret 4
;-----------------------------------------------------------------------------
align 4
putimage_init2bpp:
add eax, ecx
push ecx
add ecx, 3
add eax, 3
shr ecx, 2
shr eax, 2
sub eax, ecx
pop ecx
ret
;-----------------------------------------------------------------------------
align 16
putimage_get2bpp:
push edx
mov edx, [esp+8]
mov al, [edx]
mov ah, al
shr al, 6
shl ah, 2
jnz .nonewbyte
lodsb
mov ah, al
shr al, 6
shl ah, 2
add ah, 1
.nonewbyte:
mov [edx], ah
mov edx, [edx+4]
movzx eax, al
mov eax, [edx+eax*4]
pop edx
ret 4
;-----------------------------------------------------------------------------
align 4
putimage_init4bpp:
add eax, ecx
push ecx
add ecx, 1
add eax, 1
shr ecx, 1
shr eax, 1
sub eax, ecx
pop ecx
ret
;-----------------------------------------------------------------------------
align 16
putimage_get4bpp:
push edx
mov edx, [esp+8]
add byte [edx], 80h
jc @f
movzx eax, byte [edx+1]
mov edx, [edx+4]
and eax, 0x0F
mov eax, [edx+eax*4]
pop edx
ret 4
@@:
movzx eax, byte [esi]
add esi, 1
mov [edx+1], al
shr eax, 4
mov edx, [edx+4]
mov eax, [edx+eax*4]
pop edx
ret 4
;-----------------------------------------------------------------------------
align 4
putimage_init32bpp:
shl eax, 2
ret
;-----------------------------------------------------------------------------
align 16
putimage_get32bpp:
lodsd
ret 4
;-----------------------------------------------------------------------------
align 4
putimage_init15bpp:
putimage_init16bpp:
add eax, eax
ret
;-----------------------------------------------------------------------------
align 16
putimage_get15bpp:
; 0RRRRRGGGGGBBBBB -> 00000000RRRRR000GGGGG000BBBBB000
push ecx edx
movzx eax, word [esi]
add esi, 2
mov ecx, eax
mov edx, eax
and eax, 0x1F
and ecx, 0x1F shl 5
and edx, 0x1F shl 10
shl eax, 3
shl ecx, 6
shl edx, 9
or eax, ecx
or eax, edx
pop edx ecx
ret 4
;-----------------------------------------------------------------------------
align 16
putimage_get16bpp:
; RRRRRGGGGGGBBBBB -> 00000000RRRRR000GGGGGG00BBBBB000
push ecx edx
movzx eax, word [esi]
add esi, 2
mov ecx, eax
mov edx, eax
and eax, 0x1F
and ecx, 0x3F shl 5
and edx, 0x1F shl 11
shl eax, 3
shl ecx, 5
shl edx, 8
or eax, ecx
or eax, edx
pop edx ecx
ret 4
;-----------------------------------------------------------------------------
;align 4
; eax x beginning
; ebx y beginning
; ecx x end
; edx y end
; edi color
;__sys_drawbar:
; mov esi, [current_slot]
; add eax, [esi+APPDATA.wnd_clientbox.left]
; add ecx, [esi+APPDATA.wnd_clientbox.left]
; add ebx, [esi+APPDATA.wnd_clientbox.top]
; add edx, [esi+APPDATA.wnd_clientbox.top]
;--------------------------------------
;align 4
;.forced:
; call vesa20_drawbar
; call [draw_pointer]
; ret
;-----------------------------------------------------------------------------
align 4
kb_write_wait_ack:
push ecx edx
mov dl, al
mov ecx, 0x1ffff; last 0xffff, new value in view of fast CPU's
.wait_output_ready:
in al, 0x64
test al, 2
jz @f
loop .wait_output_ready
mov ah, 1
jmp .nothing
@@:
mov al, dl
out 0x60, al
mov ecx, 0xfffff; last 0xffff, new value in view of fast CPU's
.wait_ack:
in al, 0x64
test al, 1
jnz @f
loop .wait_ack
mov ah, 1
jmp .nothing
@@:
in al, 0x60
xor ah, ah
.nothing:
pop edx ecx
ret
;-----------------------------------------------------------------------------
setmouse: ; set mousepicture -pointer
; ps2 mouse enable
; mov [MOUSE_PICTURE], dword mousepointer
cli
ret
if used _rdtsc
_rdtsc:
bt [cpu_caps], CAPS_TSC
jnc ret_rdtsc
rdtsc
ret
ret_rdtsc:
mov edx, 0xffffffff
mov eax, 0xffffffff
ret
end if
sys_msg_board_str:
pushad
@@:
cmp [esi], byte 0
je @f
mov ebx, 1
movzx ecx, byte [esi]
call sys_msg_board
inc esi
jmp @b
@@:
popad
ret
sys_msg_board_byte:
; in: al = byte to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 2
shl eax, 24
jmp @f
sys_msg_board_word:
; in: ax = word to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 4
shl eax, 16
jmp @f
sys_msg_board_dword:
; in: eax = dword to display
; out: nothing
; destroys: nothing
pushad
mov ecx, 8
@@:
push ecx
rol eax, 4
push eax
and al, 0xF
cmp al, 10
sbb al, 69h
das
mov cl, al
xor ebx, ebx
inc ebx
call sys_msg_board
pop eax
pop ecx
loop @b
popad
ret
msg_board_data_size = 65536 ; Must be power of two
uglobal
msg_board_data rb msg_board_data_size
msg_board_count dd 0x0
endg
sys_msg_board:
; ebx=1 : write : bl byte to write
; ebx=2 : read : ebx=0 -> no data, ebx=1 -> data in al
push eax ebx ; Save eax and ebx, since we're restoring their order required.
mov eax, ebx
mov ebx, ecx
mov ecx, [msg_board_count]
cmp eax, 1
jne .smbl1
if defined debug_com_base
push dx ax
@@: ; Wait for empty transmit register (yes, this slows down system..)
mov dx, debug_com_base+5
in al, dx
test al, 1 shl 5
jz @r
mov dx, debug_com_base ; Output the byte
mov al, bl
out dx, al
pop ax dx
end if
mov [msg_board_data+ecx], bl
; // if debug_direct_print == 1
cmp byte [debug_direct_print], 1
jnz @f
pusha
iglobal
msg_board_pos dd (42*6)*65536+10 ; for printing debug output on the screen
endg
lea edx, [msg_board_data+ecx]
mov ecx, 0x40FFFFFF
mov ebx, [msg_board_pos]
mov edi, 1
mov esi, 1
call dtext
popa
add word [msg_board_pos+2], 6
cmp bl, 10
jnz @f
mov word [msg_board_pos+2], (42*6)
add word [msg_board_pos], 10
mov ax, word [_display.width]
cmp word [msg_board_pos], ax
jb @f
mov word [msg_board_pos], 10
@@:
; // end if
if 0
pusha
mov al, bl
mov edx, 402h
out dx, al
popa
end if
inc ecx
and ecx, msg_board_data_size - 1
mov [msg_board_count], ecx
pop ebx eax
ret
.smbl1:
cmp eax, 2
jne .smbl2
test ecx, ecx
jz .smbl21
add esp, 8 ; Returning data in ebx and eax, so no need to restore them.
mov eax, msg_board_data+1
mov ebx, msg_board_data
movzx edx, byte [ebx]
call memmove
dec [msg_board_count]
mov [esp + 32], edx ;eax
mov [esp + 20], dword 1
ret
.smbl21:
mov [esp+32], ecx
mov [esp+20], ecx
.smbl2:
pop ebx eax
ret
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; 66 sys function. ;;
;; in eax=66,ebx in [0..5],ecx,edx ;;
;; out eax ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
iglobal
align 4
f66call:
dd sys_process_def.1 ; 1 = set keyboard mode
dd sys_process_def.2 ; 2 = get keyboard mode
dd sys_process_def.3 ; 3 = get keyboard ctrl, alt, shift
dd sys_process_def.4 ; 4 = set system-wide hotkey
dd sys_process_def.5 ; 5 = delete installed hotkey
dd sys_process_def.6 ; 6 = disable input, work only hotkeys
dd sys_process_def.7 ; 7 = enable input, opposition to f.66.6
endg
;-----------------------------------------------------------------------------
align 4
sys_process_def:
dec ebx
cmp ebx, 7
jae .not_support ;if >=8 then or eax,-1
mov edi, [CURRENT_TASK]
jmp dword [f66call+ebx*4]
.not_support:
or eax, -1
ret
;-----------------------------------------------------------------------------
align 4
.1:
shl edi, 8
mov [edi+SLOT_BASE + APPDATA.keyboard_mode], cl
ret
;-----------------------------------------------------------------------------
align 4
.2: ; 2 = get keyboard mode
shl edi, 8
movzx eax, byte [SLOT_BASE+edi + APPDATA.keyboard_mode]
mov [esp+32], eax
ret
;-----------------------------------------------------------------------------
align 4
.3: ;3 = get keyboard ctrl, alt, shift
mov eax, [kb_state]
mov [esp+32], eax
ret
;-----------------------------------------------------------------------------
align 4
.4:
mov eax, hotkey_list
@@:
cmp dword [eax+8], 0
jz .found_free
add eax, 16
cmp eax, hotkey_list+16*256
jb @b
mov dword [esp+32], 1
ret
.found_free:
mov [eax+8], edi
mov [eax+4], edx
movzx ecx, cl
lea ecx, [hotkey_scancodes+ecx*4]
mov edx, [ecx]
mov [eax], edx
mov [ecx], eax
mov [eax+12], ecx
test edx, edx
jz @f
mov [edx+12], eax
@@:
and dword [esp+32], 0
ret
;-----------------------------------------------------------------------------
align 4
.5:
movzx ebx, cl
lea ebx, [hotkey_scancodes+ebx*4]
mov eax, [ebx]
.scan:
test eax, eax
jz .notfound
cmp [eax+8], edi
jnz .next
cmp [eax+4], edx
jz .found
.next:
mov eax, [eax]
jmp .scan
.notfound:
mov dword [esp+32], 1
ret
.found:
mov ecx, [eax]
jecxz @f
mov edx, [eax+12]
mov [ecx+12], edx
@@:
mov ecx, [eax+12]
mov edx, [eax]
mov [ecx], edx
xor edx, edx
mov [eax+4], edx
mov [eax+8], edx
mov [eax+12], edx
mov [eax], edx
mov [esp+32], edx
ret
;-----------------------------------------------------------------------------
align 4
.6:
pushfd
cli
mov eax, [PID_lock_input]
test eax, eax
jnz @f
; get current PID
mov eax, [CURRENT_TASK]
shl eax, 5
mov eax, [eax+CURRENT_TASK+TASKDATA.pid]
; set current PID for lock input
mov [PID_lock_input], eax
@@:
popfd
ret
;-----------------------------------------------------------------------------
align 4
.7:
mov eax, [PID_lock_input]
test eax, eax
jz @f
; get current PID
mov ebx, [CURRENT_TASK]
shl ebx, 5
mov ebx, [ebx+CURRENT_TASK+TASKDATA.pid]
; compare current lock input with current PID
cmp ebx, eax
jne @f
xor eax, eax
mov [PID_lock_input], eax
@@:
ret
;-----------------------------------------------------------------------------
uglobal
PID_lock_input dd 0x0
endg
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
;; 61 sys function. ;;
;; in eax=61,ebx in [1..3] ;;
;; out eax ;;
;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;;
iglobal
align 4
f61call:
dd sys_gs.1 ; resolution
dd sys_gs.2 ; bits per pixel
dd sys_gs.3 ; bytes per scanline
endg
align 4
sys_gs: ; direct screen access
dec ebx
cmp ebx, 2
ja .not_support
jmp dword [f61call+ebx*4]
.not_support:
or [esp+32], dword -1
ret
.1: ; resolution
mov eax, [_display.width]
shl eax, 16
mov ax, word [_display.height]
mov [esp+32], eax
ret
.2: ; bits per pixel
mov eax, [_display.bits_per_pixel]
mov [esp+32], eax
ret
.3: ; bytes per scanline
mov eax, [_display.lfb_pitch]
mov [esp+32], eax
ret
align 4 ; system functions
syscall_setpixel: ; SetPixel
mov eax, ebx
mov ebx, ecx
mov ecx, edx
mov edx, [TASK_BASE]
add eax, [edx-twdw+WDATA.box.left]
add ebx, [edx-twdw+WDATA.box.top]
mov edi, [current_slot]
add eax, [edi+APPDATA.wnd_clientbox.left]
add ebx, [edi+APPDATA.wnd_clientbox.top]
xor edi, edi ; no force
and ecx, 0xFBFFFFFF ;negate 0x04000000 save to mouseunder area
; jmp [putpixel]
jmp __sys_putpixel
align 4
syscall_writetext: ; WriteText
mov eax, [TASK_BASE]
mov ebp, [eax-twdw+WDATA.box.left]
push esi
mov esi, [current_slot]
add ebp, [esi+APPDATA.wnd_clientbox.left]
shl ebp, 16
add ebp, [eax-twdw+WDATA.box.top]
add bp, word[esi+APPDATA.wnd_clientbox.top]
pop esi
test ecx, 0x08000000 ; redirect the output to the user area
jnz @f
add ebx, ebp
align 4
@@:
mov eax, edi
test ecx, 0x08000000 ; redirect the output to the user area
jnz dtext
xor edi, edi
jmp dtext
align 4
syscall_drawrect: ; DrawRect
mov edi, edx ; color + gradient
and edi, 0x80FFFFFF
test bx, bx ; x.size
je .drectr
test cx, cx ; y.size
je .drectr
mov eax, ebx ; bad idea
mov ebx, ecx
movzx ecx, ax ; ecx - x.size
shr eax, 16 ; eax - x.coord
movzx edx, bx ; edx - y.size
shr ebx, 16 ; ebx - y.coord
mov esi, [current_slot]
add eax, [esi + APPDATA.wnd_clientbox.left]
add ebx, [esi + APPDATA.wnd_clientbox.top]
add ecx, eax
add edx, ebx
; jmp [drawbar]
jmp vesa20_drawbar
.drectr:
ret
align 4
syscall_getscreensize: ; GetScreenSize
mov ax, word [_display.width]
dec ax
shl eax, 16
mov ax, word [_display.height]
dec ax
mov [esp + 32], eax
ret
;-----------------------------------------------------------------------------
align 4
syscall_cdaudio:
; ECX - position of CD/DVD-drive
; from 0=Primary Master to 3=Secondary Slave for first IDE contr.
; from 4=Primary Master to 7=Secondary Slave for second IDE contr.
; from 8=Primary Master to 11=Secondary Slave for third IDE contr.
cmp ecx, 11
ja .exit
mov eax, ecx
shr eax, 2
lea eax, [eax*5]
mov al, [eax+DRIVE_DATA+1]
push ecx ebx
mov ebx, ecx
and ebx, 11b
shl ebx, 1
mov cl, 6
sub cl, bl
shr al, cl
test al, 2 ; it's not an ATAPI device
pop ebx ecx
jz .exit
cmp ebx, 4
je .eject
cmp ebx, 5
je .load
;--------------------------------------
.exit:
ret
;--------------------------------------
.load:
call .reserve
call LoadMedium
jmp .free
;--------------------------------------
.eject:
call .reserve
call clear_CD_cache
call allow_medium_removal
call EjectMedium
jmp .free
;--------------------------------------
.reserve:
call reserve_cd
mov ebx, ecx
inc ebx
mov [cdpos], ebx
mov eax, ecx
shr eax, 1
and eax, 1
inc eax
mov [ChannelNumber], ax
mov eax, ecx
and eax, 1
mov [DiskNumber], al
call reserve_cd_channel
ret
;--------------------------------------
.free:
call free_cd_channel
and [cd_status], 0
ret
;-----------------------------------------------------------------------------
align 4
syscall_getpixel_WinMap: ; GetPixel WinMap
cmp ebx, [_display.width]
jb @f
cmp ecx, [_display.height]
jb @f
xor eax, eax
jmp .store
;--------------------------------------
align 4
@@:
mov eax, [d_width_calc_area + ecx*4]
add eax, [_display.win_map]
movzx eax, byte[eax+ebx] ; get value for current point
;--------------------------------------
align 4
.store:
mov [esp + 32], eax
ret
;-----------------------------------------------------------------------------
align 4
syscall_getpixel: ; GetPixel
mov ecx, [_display.width]
xor edx, edx
mov eax, ebx
div ecx
mov ebx, edx
xchg eax, ebx
and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
call dword [GETPIXEL]; eax - x, ebx - y
mov [esp + 32], ecx
ret
;-----------------------------------------------------------------------------
align 4
syscall_getarea:
;eax = 36
;ebx = pointer to bufer for img BBGGRRBBGGRR...
;ecx = [size x]*65536 + [size y]
;edx = [start x]*65536 + [start y]
pushad
mov edi, ebx
mov eax, edx
shr eax, 16
mov ebx, edx
and ebx, 0xffff
dec eax
dec ebx
; eax - x, ebx - y
mov edx, ecx
shr ecx, 16
and edx, 0xffff
mov esi, ecx
; ecx - size x, edx - size y
mov ebp, edx
dec ebp
lea ebp, [ebp*3]
imul ebp, esi
mov esi, ecx
dec esi
lea esi, [esi*3]
add ebp, esi
add ebp, edi
add ebx, edx
;--------------------------------------
align 4
.start_y:
push ecx edx
;--------------------------------------
align 4
.start_x:
push eax ebx ecx
add eax, ecx
and ecx, 0xFBFFFFFF ;negate 0x04000000 use mouseunder area
call dword [GETPIXEL]; eax - x, ebx - y
mov [ebp], cx
shr ecx, 16
mov [ebp+2], cl
pop ecx ebx eax
sub ebp, 3
dec ecx
jnz .start_x
pop edx ecx
dec ebx
dec edx
jnz .start_y
popad
ret
;-----------------------------------------------------------------------------
align 4
syscall_putarea_backgr:
;eax = 25
;ebx = pointer to bufer for img BBGGRRBBGGRR...
;ecx = [size x]*65536 + [size y]
;edx = [start x]*65536 + [start y]
pushad
mov edi, ebx
mov eax, edx
shr eax, 16
mov ebx, edx
and ebx, 0xffff
dec eax
dec ebx
; eax - x, ebx - y
mov edx, ecx
shr ecx, 16
and edx, 0xffff
mov esi, ecx
; ecx - size x, edx - size y
mov ebp, edx
dec ebp
shl ebp, 2
imul ebp, esi
mov esi, ecx
dec esi
shl esi, 2
add ebp, esi
add ebp, edi
add ebx, edx
;--------------------------------------
align 4
.start_y:
push ecx edx
;--------------------------------------
align 4
.start_x:
push eax ecx
add eax, ecx
mov ecx, [ebp]
rol ecx, 8
test cl, cl ; transparensy = 0
jz .no_put
xor cl, cl
ror ecx, 8
pushad
mov edx, [d_width_calc_area + ebx*4]
add edx, [_display.win_map]
movzx edx, byte [eax+edx]
cmp dl, byte 1
jne @f
call dword [PUTPIXEL]; eax - x, ebx - y
;--------------------------------------
align 4
@@:
popad
;--------------------------------------
align 4
.no_put:
pop ecx eax
sub ebp, 4
dec ecx
jnz .start_x
pop edx ecx
dec ebx
dec edx
jnz .start_y
popad
ret
;-----------------------------------------------------------------------------
align 4
syscall_drawline: ; DrawLine
mov edi, [TASK_BASE]
movzx eax, word[edi-twdw+WDATA.box.left]
mov ebp, eax
mov esi, [current_slot]
add ebp, [esi+APPDATA.wnd_clientbox.left]
add ax, word[esi+APPDATA.wnd_clientbox.left]
add ebp, ebx
shl eax, 16
movzx ebx, word[edi-twdw+WDATA.box.top]
add eax, ebp
mov ebp, ebx
add ebp, [esi+APPDATA.wnd_clientbox.top]
add bx, word[esi+APPDATA.wnd_clientbox.top]
add ebp, ecx
shl ebx, 16
xor edi, edi
add ebx, ebp
mov ecx, edx
; jmp [draw_line]
jmp __sys_draw_line
align 4
syscall_reserveportarea: ; ReservePortArea and FreePortArea
call r_f_port_area
mov [esp+32], eax
ret
align 4
syscall_threads: ; CreateThreads
;
; ecx=thread entry point
; edx=thread stack pointer
;
; on return : eax = pid
xor ebx, ebx
call new_sys_threads
mov [esp+32], eax
ret
align 4
paleholder:
ret
;------------------------------------------------------------------------------
align 4
calculate_fast_getting_offset_for_WinMapAddress:
; calculate data area for fast getting offset to _WinMapAddress
xor eax, eax
mov ecx, [_display.height]
mov edi, d_width_calc_area
cld
@@:
stosd
add eax, [_display.width]
dec ecx
jnz @r
ret
;------------------------------------------------------------------------------
align 4
calculate_fast_getting_offset_for_LFB:
; calculate data area for fast getting offset to LFB
xor eax, eax
mov ecx, [_display.height]
mov edi, BPSLine_calc_area
cld
@@:
stosd
add eax, [_display.lfb_pitch]
dec ecx
jnz @r
ret
;------------------------------------------------------------------------------
align 4
set_screen:
; in:
; eax - new Screen_Max_X
; ecx - new BytesPerScanLine
; edx - new Screen_Max_Y
pushfd
cli
mov [_display.lfb_pitch], ecx
mov [screen_workarea.right], eax
mov [screen_workarea.bottom], edx
push ebx
push esi
push edi
pushad
cmp [do_not_touch_winmap], 1
je @f
stdcall kernel_free, [_display.win_map]
mov eax, [_display.width]
mul [_display.height]
mov [_display.win_map_size], eax
stdcall kernel_alloc, eax
mov [_display.win_map], eax
test eax, eax
jz .epic_fail
; store for f.18.24
mov eax, [_display.width]
mov [display_width_standard], eax
mov eax, [_display.height]
mov [display_height_standard], 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
popad
call repos_windows
xor eax, eax
xor ebx, ebx
mov ecx, [_display.width]
mov edx, [_display.height]
dec ecx
dec edx
call calculatescreen
pop edi
pop esi
pop ebx
popfd
ret
.epic_fail:
hlt ; Houston, we've had a problem
; --------------- APM ---------------------
uglobal
apm_entry dp 0
apm_vf dd 0
endg
align 4
sys_apm:
xor eax, eax
cmp word [apm_vf], ax ; Check APM BIOS enable
jne @f
inc eax
or dword [esp + 44], eax ; error
add eax, 7
mov dword [esp + 32], eax ; 32-bit protected-mode interface not supported
ret
@@:
; xchg eax, ecx
; xchg ebx, ecx
cmp dx, 3
ja @f
and [esp + 44], byte 0xfe ; emulate func 0..3 as func 0
mov eax, [apm_vf]
mov [esp + 32], eax
shr eax, 16
mov [esp + 28], eax
ret
@@:
mov esi, [master_tab+(OS_BASE shr 20)]
xchg [master_tab], esi
push esi
mov edi, cr3
mov cr3, edi ;flush TLB
call pword [apm_entry] ;call APM BIOS
xchg eax, [esp]
mov [master_tab], eax
mov eax, cr3
mov cr3, eax
pop eax
mov [esp + 4 ], edi
mov [esp + 8], esi
mov [esp + 20], ebx
mov [esp + 24], edx
mov [esp + 28], ecx
mov [esp + 32], eax
setc al
and [esp + 44], byte 0xfe
or [esp + 44], al
ret
; -----------------------------------------
align 4
undefined_syscall: ; Undefined system call
mov [esp + 32], dword -1
ret
align 4
system_shutdown: ; shut down the system
cmp byte [BOOT_VARS+0x9030], 1
jne @F
ret
@@:
call stop_all_services
yes_shutdown_param:
; Shutdown other CPUs, if initialized
cmp [ap_initialized], 0
jz .no_shutdown_cpus
mov edi, [LAPIC_BASE]
add edi, 300h
mov esi, smpt+4
mov ebx, [cpu_count]
dec ebx
.shutdown_cpus_loop:
lodsd
push esi
xor esi, esi
inc esi
shl eax, 24
mov [edi+10h], eax
; assert INIT IPI
mov dword [edi], 0C500h
call delay_ms
@@:
test dword [edi], 1000h
jnz @b
; deassert INIT IPI
mov dword [edi], 8500h
call delay_ms
@@:
test dword [edi], 1000h
jnz @b
; don't send STARTUP IPI: let other CPUs be in wait-for-startup state
pop esi
dec ebx
jnz .shutdown_cpus_loop
.no_shutdown_cpus:
cli
call IRQ_mask_all
mov eax, [OS_BASE + 0x9030]
cmp al, SYSTEM_RESTART
jne @F
; load kernel.mnt to _CLEAN_ZONE
mov ebx, kernel_file_load
pushad
call file_system_lfn
popad
mov esi, OS_BASE+restart_kernel_5000 ; move kernel re-starter to 0x5000:0
mov edi, OS_BASE+0x50000
mov ecx, (restart_code_end - restart_kernel_5000)/4
rep movsd
@@:
;disable paging
call create_trampoline_pgmap
mov cr3, eax
jmp @F
org $-OS_BASE
@@:
mov eax, cr0
and eax, 0x7FFFFFFF
mov cr0, eax
mov eax, cr3
mov cr3, eax
cmp byte [0x9030], SYSTEM_SHUTDOWN
jne no_acpi_power_off
; system_power_off
mov ebx, [acpi_fadt_base-OS_BASE]
cmp dword [ebx], 'FACP'
jne no_acpi_power_off
mov esi, [acpi_dsdt_base-OS_BASE]
cmp dword [esi], 'DSDT'
jne no_acpi_power_off
mov eax, [esi+4] ; DSDT length
sub eax, 36+4
jbe no_acpi_power_off
add esi, 36
.scan_dsdt:
cmp dword [esi], '_S5_'
jnz .scan_dsdt_cont
cmp byte [esi+4], 12h ; DefPackage opcode
jnz .scan_dsdt_cont
mov dl, [esi+6]
cmp dl, 4 ; _S5_ package must contain 4 bytes
; ...in theory; in practice, VirtualBox has 2 bytes
ja .scan_dsdt_cont
cmp dl, 1
jb .scan_dsdt_cont
lea esi, [esi+7]
xor ecx, ecx
cmp byte [esi], 0 ; 0 means zero byte, 0Ah xx means byte xx
jz @f
cmp byte [esi], 0xA
jnz no_acpi_power_off
inc esi
mov cl, [esi]
@@:
inc esi
cmp dl, 2
jb @f
cmp byte [esi], 0
jz @f
cmp byte [esi], 0xA
jnz no_acpi_power_off
inc esi
mov ch, [esi]
@@:
jmp do_acpi_power_off
.scan_dsdt_cont:
inc esi
dec eax
jnz .scan_dsdt
jmp no_acpi_power_off
do_acpi_power_off:
mov edx, [ebx+48]
test edx, edx
jz .nosmi
mov al, [ebx+52]
out dx, al
mov edx, [ebx+64]
@@:
in ax, dx
test al, 1
jz @b
.nosmi:
and cx, 0x0707
shl cx, 2
or cx, 0x2020
mov edx, [ebx+64]
in ax, dx
and ax, 203h
or ah, cl
out dx, ax
mov edx, [ebx+68]
test edx, edx
jz @f
in ax, dx
and ax, 203h
or ah, ch
out dx, ax
@@:
jmp $
no_acpi_power_off:
jmp 0x50000
align 4
restart_kernel_5000:
org 0x50000
cmp byte [0x9030], SYSTEM_RESTART
jne @F
xchg bx, bx
mov esi, _CLEAN_ZONE-OS_BASE
mov edi, 0x10000
mov ecx, 0x31000/4
cld
rep movsd
@@:
xor ebx, ebx
xor edx, edx
xor ecx, ecx
xor esi, esi
xor edi, edi
xor ebp, ebp
lidt [.idt]
lgdt [.gdt]
jmp 8:@f
align 8
.gdt:
; selector 0 - not used
dw 23
dd .gdt
dw 0
; selector 8 - code from 5000:0000 to 1000:FFFF
dw 0FFFFh
dw 0
db 5
db 10011011b
db 00000000b
db 0
; selector 10h - data from 1000:0000 to 1000:FFFF
dw 0FFFFh
dw 0
db 1
db 10010011b
db 00000000b
db 0
.idt:
dw 256*4
dd 0
org $ - 0x50000
use16
@@:
mov ax, 10h
mov ds, ax
mov es, ax
mov fs, ax
mov gs, ax
mov ss, ax
mov eax, cr0
and eax, not 80000001h
mov cr0, eax
jmp 0x5000:.real_mode
align 4
.real_mode:
; setup stack
mov ax, (TMP_STACK_TOP and 0xF0000) shr 4
mov ss, ax
mov esp, TMP_STACK_TOP and 0xFFFF
;remap IRQs
mov al, 0x11
out 0x20, al
out 0xA0, al
mov al, 0x08
out 0x21, al
mov al, 0x70
out 0xA1, al
mov al, 0x04
out 0x21, al
mov al, 0x02
out 0xA1, al
mov al, 0x01
out 0x21, al
out 0xA1, al
mov al, 0xB8
out 0x21, al
mov al, 0xBD
out 0xA1, al
mov al, 00110100b
out 43h, al
mov al, 0xFF
out 40h, al
out 40h, al
mov al, byte [es:0x9030]
cmp al, SYSTEM_RESTART
je .do_restart
jmp $
.do_restart:
mov ax, 0x0003 ; set text mode for screen
int 0x10
sti
; (hint by Black_mirror)
; We must read data from keyboard port,
; because there may be situation when previous keyboard interrupt is lost
; (due to return to real mode and IRQ reprogramming)
; and next interrupt will not be generated (as keyboard waits for handling)
in al, 0x60
; bootloader interface
push 0x1000
pop ds
mov si, kernel_restart_bootblock
mov ax, 'KL'
jmp 0x1000:0000
align 4
org restart_kernel_5000 + $
restart_code_end:
iglobal
align 4
realmode_gdt:
; selector 0 - not used
dw 23
dd realmode_gdt-OS_BASE
dw 0
; selector 8 - code from 1000:0000 to 1000:FFFF
dw 0FFFFh
dw 0
db 5
db 10011011b
db 00000000b
db 0
; selector 10h - data from 1000:0000 to 1000:FFFF
dw 0FFFFh
dw 0
db 1
db 10010011b
db 00000000b
db 0
endg
org $+OS_BASE
if ~ lang eq sp
diff16 "end of .text segment",0,$
end if
include "data32.inc"
__REV__ = __REV
if ~ lang eq sp
diff16 "end of kernel code",0,$
end if