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[KERNEL] #4 Preparing to merge legacy TASKDATA into APPDATA:

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- use thread state constants instead of hardcoded values
- other small style fixes

git-svn-id: svn://kolibrios.org@8874 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Rustem Gimadutdinov (rgimad) 2021-06-18 08:26:02 +00:00
parent dae63eba04
commit 8ef75d4496
6 changed files with 33 additions and 30 deletions
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22
kernel/trunk/const.inc
View File

@ -479,6 +479,8 @@ struct BOX
height dd ?
ends
; Fields, marked as R now not used, but will be used soon,
; when legacy TASKDATA structure will be deleted
struct APPDATA
app_name rb 11
rb 5
@ -504,17 +506,17 @@ struct APPDATA
wait_test dd ? ;+96 +++
wait_param dd ? ;+100 +++
tls_base dd ? ;+104
event_mask dd ? ;+108 ; stores event types allowed for task
tid dd ? ;+112 ; thread id
event_mask dd ? ;+108 ; R stores event types allowed for task
tid dd ? ;+112 ; R thread id
draw_bgr_x dd ? ;+116
draw_bgr_y dd ? ;+120
state db ? ;+124 ; thread state
state db ? ;+124 ; R thread state
db ? ;+125
dw ? ;+126
wnd_shape dd ? ;+128
wnd_shape_scale dd ? ;+132
mem_start dd ? ;+136 ;;
counter_sum dd ? ;+140 ;;
mem_start dd ? ;+136 ; R
counter_sum dd ? ;+140 ; R
saved_box BOX ;+144
ipc_start dd ? ;+160
ipc_size dd ? ;+164
@ -531,8 +533,8 @@ struct APPDATA
wnd_clientbox BOX ;+216
priority dd ? ;+232
in_schedule LHEAD ;+236
counter_add dd ? ;+244 ;;
cpu_usage dd ? ;+248 ;;
counter_add dd ? ;+244 ; R
cpu_usage dd ? ;+248 ; R
dd ? ;+252
ends
@ -557,6 +559,7 @@ struct TASKDATA
cpu_usage dd ? ;+28
ends
; Thread states:
TSTATE_RUNNING = 0
TSTATE_RUN_SUSPENDED = 1
TSTATE_WAIT_SUSPENDED = 2
@ -565,7 +568,7 @@ TSTATE_TERMINATING = 4
TSTATE_WAITING = 5
TSTATE_FREE = 9
; constants definition
; Window constants:
WSTATE_NORMAL = 00000000b
WSTATE_MAXIMIZED = 00000001b
WSTATE_MINIMIZED = 00000010b
@ -581,7 +584,8 @@ ZPOS_DESKTOP = -2
ZPOS_ALWAYS_BACK = -1
ZPOS_NORMAL = 0
ZPOS_ALWAYS_TOP = 1 ;ZPOS_ALWAYS_TOP is always last and has max number!
; structures definition
; Window structure:
struct WDATA
box BOX
cl_workarea dd ?

2
kernel/trunk/core/memory.inc
View File

@ -1008,7 +1008,7 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
mov dword [edi+4], ebx
mov eax, [TASK_BASE]
mov eax, [eax+0x04] ;eax - our PID
mov eax, [eax+TASKDATA.pid] ;eax - our PID
add edi, edx
mov [edi], eax
mov ecx, [msg_size]

2
kernel/trunk/core/sched.inc
View File

@ -309,7 +309,7 @@ proc find_next_task
xor eax, eax
@@:
mov [ebx+APPDATA.wait_param], eax ; retval for wait
mov [edi+TASKDATA.state], 0
mov [edi+TASKDATA.state], TSTATE_RUNNING
.task_found:
mov [scheduler_current+ecx*4], ebx
; If we have selected a thread with higher priority

16
kernel/trunk/core/sync.inc
View File

@ -48,7 +48,7 @@ mutex_lock:
dec eax
jz @F
mov [edx+TASKDATA.state], 1
mov [edx+TASKDATA.state], TSTATE_RUN_SUSPENDED
call change_task
jmp .forever
@@:
@ -80,7 +80,7 @@ mutex_unlock:
je @F
mov eax, [eax+MUTEX_WAITER.task]
mov [eax+TASKDATA.state], 0
mov [eax+TASKDATA.state], TSTATE_RUNNING
@@:
popfd
ret
@ -114,7 +114,7 @@ down_read:
mov eax, [TASK_BASE]
mov [esp+MUTEX_WAITER.task], eax
mov [esp+MUTEX_WAITER.type], RWSEM_WAITING_FOR_READ
mov [eax+TASKDATA.state], 1
mov [eax+TASKDATA.state], TSTATE_RUN_SUSPENDED
list_add_tail esp, ecx ;esp= new waiter, ecx= list head
@ -141,7 +141,7 @@ down_write:
mov edx, [TASK_BASE]
mov [esp+MUTEX_WAITER.task], edx
mov [esp+MUTEX_WAITER.type], RWSEM_WAITING_FOR_WRITE
mov [edx+TASKDATA.state], 1
mov [edx+TASKDATA.state], TSTATE_RUN_SUSPENDED
list_add_tail esp, ecx ;esp= new waiter, ecx= list head
@ -152,7 +152,7 @@ down_write:
test eax, [ecx+RWSEM.count]
jz @F
mov [edx+TASKDATA.state], 1
mov [edx+TASKDATA.state], TSTATE_RUN_SUSPENDED
call change_task
jmp .forever
@@:
@ -178,7 +178,7 @@ up_read:
je @F
mov eax, [eax+MUTEX_WAITER.task]
mov [eax+TASKDATA.state], 0
mov [eax+TASKDATA.state], TSTATE_RUNNING
@@:
popfd
ret
@ -202,7 +202,7 @@ up_write:
jnz .wake
mov eax, [eax+MUTEX_WAITER.task]
mov [eax+TASKDATA.state], 0
mov [eax+TASKDATA.state], TSTATE_RUNNING
.done:
popfd
ret
@ -220,7 +220,7 @@ up_write:
mov ebx, [eax+MUTEX_WAITER.list.next]
list_del eax
mov edx, [eax+MUTEX_WAITER.task]
mov [edx+TASKDATA.state], 0
mov [edx+TASKDATA.state], TSTATE_RUNNING
inc esi
cmp edi, ebx
je .wake_done

10
kernel/trunk/core/sys32.inc
View File

@ -152,7 +152,7 @@ exc_c: ; exceptions (all but 7th - #NM)
; not debuggee => say error and terminate
call show_error_parameters
sti
mov [edx + TASKDATA.state], byte 4 ; terminate
mov [edx + TASKDATA.state], TSTATE_TERMINATING ; terminate
call wakeup_osloop
call change_task
; If we're here, then the main OS thread has crashed before initializing IDLE thread.
@ -187,7 +187,7 @@ exc_c: ; exceptions (all but 7th - #NM)
call debugger_notify ;; only ONE using, inline ??? SEE: core/debug.inc
add esp, 12
mov edx, [TASK_BASE]
mov byte [edx+TASKDATA.state], 1 ; suspended
mov [edx+TASKDATA.state], TSTATE_RUN_SUSPENDED ; suspended
call change_task ; SEE: core/shed.inc
restore_ring3_context
iretd
@ -419,7 +419,7 @@ destroy_thread:
jnz @F
pop esi
shl esi, BSF sizeof.TASKDATA
mov [TASK_TABLE+esi+TASKDATA.state], 9
mov [TASK_TABLE+esi+TASKDATA.state], TSTATE_FREE
ret
@@:
push edx ;save .process
@ -639,7 +639,7 @@ destroy_thread:
lea esi, [WIN_POS+eax*2]
movzx edi, word [esi] ; edi = process
shl edi, BSF sizeof.TASKDATA
cmp [TASK_TABLE + edi + TASKDATA.state], byte 9 ; skip dead slots
cmp [TASK_TABLE + edi + TASKDATA.state], TSTATE_FREE ; skip free slots
je .check_next_window
add edi, window_data
; \begin{diamond}[19.09.2006]
@ -714,7 +714,7 @@ destroy_thread:
popa
mov edi, esi ; do not run this process slot
shl edi, BSF sizeof.TASKDATA
mov [edi+TASK_TABLE + TASKDATA.state], byte 9
mov [edi+TASK_TABLE + TASKDATA.state], TSTATE_FREE
; debugger test - terminate all debuggees
mov eax, 2
mov ecx, SLOT_BASE+2*0x100+APPDATA.debugger_slot

9
kernel/trunk/core/taskman.inc
View File

@ -493,13 +493,12 @@ pid_to_slot:
.loop:
;ecx = offset of current process info entry
;ebx = maximum permitted offset
; state 9 means "not used"
cmp byte [TASK_TABLE+ecx+TASKDATA.state], TSTATE_FREE
cmp [TASK_TABLE+ecx+TASKDATA.state], TSTATE_FREE
jz .endloop ;skip empty slots
cmp [TASK_TABLE+ecx+TASKDATA.pid], eax;check PID
jz .pid_found
.endloop:
add ecx, 32
add ecx, sizeof.TASKDATA
cmp ecx, ebx
jle .loop
@ -895,7 +894,7 @@ common_app_entry:
cmp [ebx+APPDATA.debugger_slot], 0
je .exit
mov eax, [TASK_BASE]
mov [eax+TASKDATA.state], 1
mov [eax+TASKDATA.state], TSTATE_RUN_SUSPENDED
call change_task
.exit:
popad
@ -987,7 +986,7 @@ proc set_app_params stdcall,slot:dword, params:dword, flags:dword
inc dword [process_number]
mov eax, [process_number]
mov [ebx+4], eax ;set PID
mov [ebx+TASKDATA.pid], eax ;set PID
;set draw data to full screen
xor eax, eax