807 lines
17 KiB
NASM
807 lines
17 KiB
NASM
; TODO: SPDX
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format ELF
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__DEBUG__ = 1
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__DEBUG_LEVEL__ = 1
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UMKA_SHELL = 1
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UMKA_FUSE = 2
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UMKA_OS = 3
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UMKA_MEMORY_BYTES = 128 SHL 20
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UMKA_DISPLAY_WIDTH = 400
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UMKA_DISPLAY_HEIGHT = 300
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public disk_add
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public disk_del
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public disk_list
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public disk_media_changed
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public xfs._.user_functions as 'xfs_user_functions'
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public ext_user_functions
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public fat_user_functions
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public ntfs_user_functions
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public i40
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public coverage_begin
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public coverage_end
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public sha3_256_oneshot as 'hash_oneshot'
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public kos_time_to_epoch
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public umka_init
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public CURRENT_TASK as 'kos_current_task'
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public current_slot as 'kos_current_slot'
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public TASK_COUNT as 'kos_task_count'
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public TASK_BASE as 'kos_task_base'
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public TASK_DATA as 'kos_task_data'
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public SLOT_BASE as 'kos_slot_base'
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public WIN_STACK as 'kos_win_stack'
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public WIN_POS as 'kos_win_pos'
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public lfb_base as 'kos_lfb_base'
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public RAMDISK as 'kos_ramdisk'
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public ramdisk_init as 'kos_ramdisk_init'
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public enable_acpi
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public acpi.call_name
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public acpi_ssdt_cnt as 'kos_acpi_ssdt_cnt'
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public acpi_ssdt_base as 'kos_acpi_ssdt_base'
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public acpi_ssdt_size as 'kos_acpi_ssdt_size'
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public acpi_ctx
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public acpi_usage as 'kos_acpi_usage'
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public stack_init as 'kos_stack_init'
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public net_add_device
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public draw_data
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public img_background
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public mem_BACKGROUND
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public sys_background
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public REDRAW_BACKGROUND
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public new_sys_threads as 'kos_new_sys_threads'
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public osloop as 'kos_osloop'
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public set_mouse_data as 'kos_set_mouse_data'
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public scheduler_current as 'kos_scheduler_current'
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public eth_input as 'kos_eth_input'
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public net_buff_alloc as 'kos_net_buff_alloc'
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public mem_block_list
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public pci_root
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macro cli {
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pushfd
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bts dword[esp], 21
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popfd
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}
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macro sti {
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pushfd
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btr dword[esp], 21
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popfd
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}
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iretd equ retd
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lang fix en
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macro int n {
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if n eq 0x40
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call i40
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else
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int n
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end if
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}
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section '.text' executable align 32
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coverage_begin:
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include 'macros.inc'
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macro diff16 msg,blah2,blah3 {
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if msg eq "end of .data segment"
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section '.bss' writeable align 64
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end if
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}
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include 'proc32.inc'
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include 'struct.inc'
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macro BOOT_LO a {}
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macro BOOT a {}
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window_data equ __pew01
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CURRENT_TASK equ __pew02
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TASK_BASE equ __pew03
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TASK_DATA equ __pew04
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TASK_EVENT equ __pew05
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CDDataBuf equ __pew06
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idts equ __pew07
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WIN_STACK equ __pew08
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WIN_POS equ __pew09
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FDD_BUFF equ __pew10
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WIN_TEMP_XY equ __pew11
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KEY_COUNT equ __pew12
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KEY_BUFF equ __pew13
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BTN_COUNT equ __pew14
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BTN_BUFF equ __pew15
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BTN_ADDR equ __pew16
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MEM_AMOUNT equ __pew17
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SYS_SHUTDOWN equ __pew18
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TASK_COUNT equ __pew19
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SLOT_BASE equ __pew20
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sys_proc equ __pew21
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VGABasePtr equ __pew22
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HEAP_BASE equ __pew23
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;macro OS_BASE [x] {
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; OS_BASE equ os_base
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;}
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include 'const.inc'
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restore window_data
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restore CURRENT_TASK
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restore TASK_BASE,TASK_DATA,TASK_EVENT,CDDataBuf,idts,WIN_STACK,WIN_POS
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restore FDD_BUFF,WIN_TEMP_XY,KEY_COUNT,KEY_BUFF,BTN_COUNT,BTN_BUFF,BTN_ADDR
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restore MEM_AMOUNT,SYS_SHUTDOWN,SLOT_BASE,sys_proc,VGABasePtr
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restore HEAP_BASE
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restore TASK_COUNT
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purge BOOT_LO,BOOT
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LFB_BASE = lfb_base
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macro save_ring3_context {
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pushad
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}
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macro restore_ring3_context {
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popad
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}
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macro add r, v {
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if v eq CURRENT_TASK - (SLOT_BASE shr 3)
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push r
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mov r, SLOT_BASE
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shr r, 3
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neg r
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add r, CURRENT_TASK
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add esp, 4
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add r, [esp-4]
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else
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add r, v
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end if
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}
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include 'system.inc'
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include 'fdo.inc'
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include 'core/sync.inc'
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;include 'core/sys32.inc'
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macro call target {
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if target eq do_change_task
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call _do_change_task
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else
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call target
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end if
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}
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do_change_task equ hjk
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irq0 equ jhg
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include 'core/sched.inc'
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purge call
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restore irq0
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include 'core/syscall.inc'
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;include 'core/fpu.inc'
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;include 'core/memory.inc'
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;include 'core/mtrr.inc'
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include 'core/heap.inc'
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include 'core/malloc.inc'
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include 'core/taskman.inc'
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include 'core/dll.inc'
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;include 'core/peload.inc'
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;include 'core/exports.inc'
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include 'core/string.inc'
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;include 'core/v86.inc'
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include 'core/irq.inc'
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include 'core/apic.inc'
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include 'core/hpet.inc'
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include 'core/timers.inc'
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include 'core/clipboard.inc'
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include 'core/slab.inc'
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include 'posix/posix.inc'
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;include 'boot/shutdown.inc'
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include 'video/vesa20.inc'
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include 'video/blitter.inc'
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include 'video/vga.inc'
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include 'video/cursors.inc'
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include 'video/framebuffer.inc'
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include 'gui/window.inc'
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include 'gui/event.inc'
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include 'gui/font.inc'
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include 'gui/button.inc'
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include 'gui/mouse.inc'
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include 'gui/skincode.inc'
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include 'hid/keyboard.inc'
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include 'hid/mousedrv.inc'
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;include 'hid/set_dtc.inc' ; setting date,time,clock and alarm-clock
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include 'sound/playnote.inc'
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;include 'bus/pci/pci32.inc'
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;include 'bus/usb/init.inc'
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;include 'blkdev/flp_drv.inc' ; floppy driver
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;include 'blkdev/fdc.inc'
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;include 'blkdev/cd_drv.inc' ; CD driver
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;include 'blkdev/ide_cache.inc' ; CD cache
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;include 'blkdev/hd_drv.inc' ; HDD driver
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;include 'blkdev/bd_drv.inc' ; BIOS disks driver
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include 'blkdev/rd.inc' ; ramdisk driver
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include 'blkdev/disk.inc'
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include 'blkdev/disk_cache.inc'
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include 'fs/fs_lfn.inc'
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include 'network/stack.inc'
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include 'crc.inc'
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include 'unicode.inc'
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include 'acpi/acpi.inc'
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include 'unpacker.inc'
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include 'sha3.asm'
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; TODO: stdcall attribute in umka.h
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proc sha3_256_oneshot c uses ebx esi edi ebp, _ctx, _data, _len
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stdcall sha3_256.oneshot, [_ctx], [_data], [_len]
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ret
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endp
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proc kos_time_to_epoch c uses ebx esi edi ebp, _time
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mov esi, [_time]
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call fsCalculateTime
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add eax, 978307200 ; epoch to 2001.01.01
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ret
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endp
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proc umka._.check_alignment
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mov eax, SLOT_BASE
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and eax, 0xffff ; 65k
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jz @f
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mov ecx, 0x10000
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sub ecx, eax
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DEBUGF 4, "SLOT_BASE must be aligned on 0x10000: 0x%x", SLOT_BASE
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DEBUGF 4, ", add 0x%x or sub 0x%x\n", ecx, eax
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int3
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@@:
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mov eax, HEAP_BASE
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and eax, 0xfff ; page
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jz @f
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mov ecx, 0x1000
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sub ecx, eax
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DEBUGF 4, "HEAP_BASE must be aligned on 0x1000: 0x%x", HEAP_BASE
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DEBUGF 4, ", add 0x%x or sub 0x%x\n", ecx, eax
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int3
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@@:
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ret
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endp
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proc umka_init c uses ebx esi edi ebp
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call umka._.check_alignment
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mov edi, endofcode
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mov ecx, uglobals_size
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xor eax, eax
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rep stosb
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mov [xsave_area_size], 0x1000
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mov ecx, pg_data.mutex
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call mutex_init
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mov ecx, disk_list_mutex
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call mutex_init
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mov ecx, keyboard_list_mutex
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call mutex_init
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mov ecx, unpack_mutex
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call mutex_init
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mov ecx, application_table_mutex
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call mutex_init
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mov ecx, ide_mutex
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call mutex_init
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mov ecx, ide_channel1_mutex
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call mutex_init
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mov ecx, ide_channel2_mutex
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call mutex_init
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mov ecx, ide_channel3_mutex
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call mutex_init
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mov ecx, ide_channel4_mutex
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call mutex_init
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mov ecx, ide_channel5_mutex
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call mutex_init
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mov ecx, ide_channel6_mutex
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call mutex_init
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mov [pg_data.mem_amount], UMKA_MEMORY_BYTES
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mov [pg_data.pages_count], UMKA_MEMORY_BYTES / PAGE_SIZE
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mov [pg_data.pages_free], UMKA_MEMORY_BYTES / PAGE_SIZE
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mov eax, UMKA_MEMORY_BYTES SHR 12
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mov [pg_data.kernel_pages], eax
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shr eax, 10
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mov [pg_data.kernel_tables], eax
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call init_kernel_heap
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call init_malloc
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mov eax, sys_proc
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list_init eax
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add eax, PROC.thr_list
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list_init eax
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mov [BOOT.bpp], 32
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mov [BOOT.x_res], UMKA_DISPLAY_WIDTH
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mov [BOOT.y_res], UMKA_DISPLAY_HEIGHT
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mov [BOOT.pitch], UMKA_DISPLAY_WIDTH*4
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mov [BOOT.lfb], LFB_BASE
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call init_video
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stdcall alloc_kernel_space, 0x50000 ; FIXME check size
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mov [default_io_map], eax
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add eax, 0x2000
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mov [ipc_tmp], eax
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mov ebx, 0x1000
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add eax, 0x40000
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mov [proc_mem_map], eax
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add eax, 0x8000
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mov [proc_mem_pdir], eax
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add eax, ebx
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mov [proc_mem_tab], eax
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add eax, ebx
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mov [tmp_task_ptab], eax
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add eax, ebx
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mov [ipc_pdir], eax
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add eax, ebx
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mov [ipc_ptab], eax
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stdcall kernel_alloc, (unpack.LZMA_BASE_SIZE+(unpack.LZMA_LIT_SIZE shl \
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(unpack.lc+unpack.lp)))*4
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mov [unpack.p], eax
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call init_events
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mov eax, srv.fd-SRV.fd
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mov [srv.fd], eax
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mov [srv.bk], eax
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stdcall kernel_alloc, [_display.win_map_size]
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mov [_display.win_map], eax
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; set background
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movi eax, 1
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mov [BgrDrawMode], eax
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mov [BgrDataWidth], eax
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mov [BgrDataHeight], eax
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mov [mem_BACKGROUND], 4
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mov [img_background], static_background_data
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; set clipboard
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xor eax, eax
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mov [clipboard_slots], eax
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mov [clipboard_write_lock], eax
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stdcall kernel_alloc, 4096
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test eax, eax
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jnz @f
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dec eax
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@@:
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mov [clipboard_main_list], eax
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mov dword[sysdir_name], 'sys'
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mov dword[sysdir_path], 'RD/1'
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mov word[sysdir_path+4], 0
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;call ramdisk_init
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mov [X_UNDER], 500
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mov [Y_UNDER], 500
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mov word[MOUSE_X], 40
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mov word[MOUSE_Y], 30
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mov eax, -1
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mov edi, thr_slot_map+4
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mov [edi-4], dword 0xFFFFFFF8
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stosd
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stosd
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stosd
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stosd
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stosd
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stosd
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stosd
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mov [current_process], sys_proc
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mov dword[CURRENT_TASK], 0
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mov dword[TASK_COUNT], 0
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mov eax, [xsave_area_size]
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add eax, RING0_STACK_SIZE
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stdcall kernel_alloc, eax
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mov ebx, eax
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mov edx, SLOT_BASE+256*1
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call setup_os_slot
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mov dword[edx], 'IDLE'
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sub [edx+APPDATA.saved_esp], 4
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mov eax, [edx+APPDATA.saved_esp]
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mov dword[eax], idle
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mov ecx, IDLE_PRIORITY
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call scheduler_add_thread
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mov eax, [xsave_area_size]
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add eax, RING0_STACK_SIZE
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stdcall kernel_alloc, eax
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mov ebx, eax
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mov edx, SLOT_BASE+256*2
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call setup_os_slot
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mov dword[edx], 'OS'
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sub [edx+APPDATA.saved_esp], 4
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mov eax, [edx+APPDATA.saved_esp]
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mov dword[eax], 0
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xor ecx, ecx
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call scheduler_add_thread
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mov dword[CURRENT_TASK], 2
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mov dword[TASK_COUNT], 2
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mov dword[TASK_BASE], CURRENT_TASK + 2*sizeof.TASKDATA
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mov [current_slot], SLOT_BASE+2*sizeof.APPDATA
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mov [CURRENT_TASK + 2*sizeof.TASKDATA + TASKDATA.pid], 2
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call set_window_defaults
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call init_background
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call calculatebackground
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call init_display
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mov eax, [def_cursor]
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mov [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA], eax
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mov [SLOT_BASE+APPDATA.cursor+sizeof.APPDATA*2], eax
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; from set_variables
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xor eax, eax
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mov [BTN_ADDR], dword BUTTON_INFO ; address of button list
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mov byte [KEY_COUNT], al ; keyboard buffer
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mov byte [BTN_COUNT], al ; button buffer
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mov ebx, SLOT_BASE + 2*sizeof.APPDATA
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mov word[cur_dir.path], '/'
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mov [ebx+APPDATA.cur_dir], cur_dir
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ret
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endp
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public skin_udata
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proc idle uses ebx esi edi
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.loop:
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mov ecx, 10000000
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@@:
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loop @b
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; DEBUGF 1, "1 idle\n"
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jmp .loop
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ret
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endp
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extrn pci_read
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proc pci_read_reg uses ebx esi edi
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mov ecx, eax
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and ecx, 3
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movi edx, 1
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shl edx, cl
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push edx ; len
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movzx edx, bl
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push edx ; offset
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movzx edx, bh
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and edx, 7
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push edx ; fun
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movzx edx, bh
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shr edx, 3
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push edx ; dev
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movzx edx, ah
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push edx ; bus
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call pci_read
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ret
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endp
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proc sys_msg_board
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cmp cl, 0x0d
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jz @f
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pushad
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mov eax, SYS_WRITE
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mov ebx, STDOUT
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push ecx
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mov ecx, esp
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mov edx, 1
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int 0x80
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pop ecx
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popad
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@@:
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ret
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endp
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proc delay_ms
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ret
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endp
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public umka_cli
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proc umka_cli
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cli ; macro
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ret
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endp
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public umka_sti
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proc umka_sti
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sti ; macro
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ret
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endp
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extrn reset_procmask
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extrn get_fake_if
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public irq0
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proc irq0 c, _signo, _info, _context
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DEBUGF 2, "### irq0\n"
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|
pushfd
|
|
cli
|
|
pushad
|
|
|
|
inc [timer_ticks]
|
|
call updatecputimes
|
|
ccall reset_procmask
|
|
ccall get_fake_if, [_context]
|
|
test eax, eax
|
|
jnz @f
|
|
DEBUGF 2, "### cli\n"
|
|
jmp .done
|
|
@@:
|
|
|
|
mov bl, SCHEDULE_ANY_PRIORITY
|
|
call find_next_task
|
|
jz .done ; if there is only one running process
|
|
call _do_change_task
|
|
.done:
|
|
popad
|
|
popfd
|
|
ret
|
|
endp
|
|
|
|
proc _do_change_task
|
|
mov eax, [current_slot]
|
|
sub eax, SLOT_BASE
|
|
shr eax, 8
|
|
mov ecx, ebx
|
|
sub ecx, SLOT_BASE
|
|
shr ecx, 8
|
|
DEBUGF 2, "### switching task from %d to %d\n",eax,ecx
|
|
|
|
mov esi, ebx
|
|
xchg esi, [current_slot]
|
|
; set new stack after saving old
|
|
mov [esi+APPDATA.saved_esp], esp
|
|
mov esp, [ebx+APPDATA.saved_esp]
|
|
ret
|
|
endp
|
|
|
|
proc map_io_mem _base, _size, _flags
|
|
mov eax, [_base]
|
|
ret
|
|
endp
|
|
|
|
sysfn_saveramdisk:
|
|
sysfn_meminfo:
|
|
check_fdd_motor_status:
|
|
check_ATAPI_device_event:
|
|
check_fdd_motor_status_has_work?:
|
|
check_ATAPI_device_event_has_work?:
|
|
request_terminate:
|
|
system_shutdown:
|
|
terminate:
|
|
LoadMedium:
|
|
clear_CD_cache:
|
|
allow_medium_removal:
|
|
EjectMedium:
|
|
save_image:
|
|
init_sys_v86:
|
|
pci_enum:
|
|
load_pe_driver:
|
|
usb_init:
|
|
fdc_init:
|
|
mtrr_validate:
|
|
protect_from_terminate:
|
|
unprotect_from_terminate:
|
|
ReadCDWRetr:
|
|
WaitUnitReady:
|
|
prevent_medium_removal:
|
|
Read_TOC:
|
|
commit_pages:
|
|
release_pages:
|
|
lock_application_table:
|
|
unlock_application_table:
|
|
get_pg_addr:
|
|
free_page:
|
|
build_interrupt_table:
|
|
init_fpu:
|
|
init_mtrr:
|
|
create_trampoline_pgmap:
|
|
alloc_page:
|
|
pci_write_reg:
|
|
|
|
sys_settime:
|
|
sys_pcibios:
|
|
sys_IPC:
|
|
pci_api:
|
|
sys_resize_app_memory:
|
|
f68:
|
|
v86_irq:
|
|
test_cpu:
|
|
acpi_locate:
|
|
init_BIOS32:
|
|
mem_test:
|
|
init_mem:
|
|
init_page_map:
|
|
ret
|
|
|
|
alloc_pages:
|
|
ret 4
|
|
create_ring_buffer:
|
|
ret 8
|
|
map_page:
|
|
ret 12
|
|
map_memEx:
|
|
ret 20
|
|
|
|
sys_msg_board equ __pex0
|
|
delay_ms equ __pex1
|
|
macro stdcall target, [args] {
|
|
if target eq is_region_userspace
|
|
test esp, esp ; clear zf
|
|
else
|
|
stdcall target, args
|
|
end if
|
|
}
|
|
|
|
include fix pew
|
|
macro pew x {}
|
|
macro pew x {inclu#de `x}
|
|
macro org x {}
|
|
macro format [x] {}
|
|
|
|
macro lea r, v {
|
|
if v eq [(ecx-(CURRENT_TASK and 1FFFFFFFh)-TASKDATA.state)*8+SLOT_BASE]
|
|
int3
|
|
else if v eq [(edx-(CURRENT_TASK and 1FFFFFFFh))*8+SLOT_BASE]
|
|
int3
|
|
else
|
|
lea r, v
|
|
end if
|
|
}
|
|
|
|
macro mov r, v {
|
|
if v eq (HEAP_BASE-OS_BASE-CLEAN_ZONE) / 4
|
|
int3
|
|
else
|
|
mov r, v
|
|
end if
|
|
}
|
|
|
|
include 'kernel.asm'
|
|
|
|
purge lea,add,org,mov
|
|
restore lea,add,org,mov
|
|
purge sys_msg_board,delay_ms
|
|
restore sys_msg_board,delay_ms
|
|
|
|
coverage_end:
|
|
|
|
; fasm doesn't align on 65536, but ld script does
|
|
section '.data.aligned65k' writeable align 65536
|
|
public umka_tool
|
|
umka_tool dd ?
|
|
fpu_owner dd ?
|
|
|
|
uglobal
|
|
align 64
|
|
os_base: rb 0x1000
|
|
window_data: rb 0x2000
|
|
CURRENT_TASK: rb 4
|
|
TASK_COUNT: rb 12
|
|
TASK_BASE rd 4
|
|
TASK_DATA rd 0x7f8
|
|
TASK_EVENT = TASK_DATA
|
|
CDDataBuf: rd 0x1840
|
|
idts rd 0x3c0
|
|
WIN_STACK rw 0x200
|
|
WIN_POS rw 0x600
|
|
FDD_BUFF rb 0x2300
|
|
WIN_TEMP_XY rb 0x100
|
|
KEY_COUNT db ?
|
|
KEY_BUFF rb 255 ; 120*2 + 2*2 = 244 bytes, actually 255 bytes
|
|
BTN_COUNT db ?
|
|
BTN_BUFF rd 0x261
|
|
BTN_ADDR dd ?
|
|
MEM_AMOUNT rd 0x1d
|
|
SYS_SHUTDOWN db ?
|
|
sys_proc rd 0x800
|
|
rb 0xb302 ; align SLOT_BASE on 0x10000
|
|
SLOT_BASE: rd 0x8000
|
|
VGABasePtr rb 640*480
|
|
;rb 0x582 ; align HEAP_BASE on page boundary
|
|
HEAP_BASE rb UMKA_MEMORY_BYTES - (HEAP_BASE-os_base+4096*sizeof.MEM_BLOCK)
|
|
endg
|
|
|
|
uglobal
|
|
v86_irqhooks rd IRQ_RESERVED*2
|
|
cache_ide0 IDE_CACHE
|
|
cache_ide1 IDE_CACHE
|
|
DiskNumber db ?
|
|
ChannelNumber db ?
|
|
DevErrorCode dd ?
|
|
CDSectorAddress dd ?
|
|
CDDataBuf_pointer dd ?
|
|
allow_dma_access db ?
|
|
ide_mutex MUTEX
|
|
ide_channel1_mutex MUTEX
|
|
ide_channel2_mutex MUTEX
|
|
ide_channel3_mutex MUTEX
|
|
ide_channel4_mutex MUTEX
|
|
ide_channel5_mutex MUTEX
|
|
ide_channel6_mutex MUTEX
|
|
ide_channel7_mutex MUTEX
|
|
ide_channel8_mutex MUTEX
|
|
|
|
lfb_base rd MAX_SCREEN_WIDTH*MAX_SCREEN_HEIGHT
|
|
|
|
BOOT boot_data
|
|
virtual at BOOT
|
|
BOOT_LO boot_data
|
|
end virtual
|
|
align 4096
|
|
cur_dir:
|
|
.encoding rb 1
|
|
.path rb maxPathLength
|
|
|
|
BgrAuxTable rb 32768
|
|
BgrAuxTable equ
|
|
SB16Buffer rb 65536
|
|
SB16Buffer equ
|
|
BUTTON_INFO rb 64*1024
|
|
BUTTON_INFO equ
|
|
endg
|
|
|
|
macro org x {
|
|
if x eq (OS_BASE+0x0100000)
|
|
else
|
|
org x
|
|
end if
|
|
}
|
|
|
|
macro align x {
|
|
if x eq 65536
|
|
else if x eq 4096
|
|
else
|
|
align x
|
|
end if
|
|
}
|
|
|
|
macro assert [x] {}
|
|
include 'data32.inc'
|