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kolibri-process:user heap

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git-svn-id: svn://kolibrios.org@4430 a494cfbc-eb01-0410-851d-a64ba20cac60
This commit is contained in:
Sergey Semyonov (Serge) 2014-01-08 07:56:21 +00:00
parent ede303b245
commit fad1af692b
7 changed files with 106 additions and 185 deletions
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2
kernel/branches/kolibri-process/const.inc
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@ -273,6 +273,8 @@ REG_EDI equ (RING0_STACK_SIZE-52)
REG_RET equ (RING0_STACK_SIZE-56) ;irq0.return
PAGE_SIZE equ 4096
PG_UNMAP equ 0x000
PG_MAP equ 0x001
PG_WRITE equ 0x002

139
kernel/branches/kolibri-process/core/heap.inc
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@ -566,25 +566,26 @@ align 4
proc init_heap
mov ebx, [current_slot]
mov eax, [ebx+APPDATA.heap_top]
mov ebx, [ebx+APPDATA.process]
mov eax, [ebx+PROC.heap_top]
test eax, eax
jz @F
sub eax, [ebx+APPDATA.heap_base]
sub eax, 4096
sub eax, [ebx+PROC.heap_base]
sub eax, PAGE_SIZE
ret
@@:
mov esi, [ebx+APPDATA.mem_size]
mov esi, [ebx+PROC.mem_used]
add esi, 4095
and esi, not 4095
mov [ebx+APPDATA.mem_size], esi
mov [ebx+PROC.mem_used], esi
mov eax, HEAP_TOP
mov [ebx+APPDATA.heap_base], esi
mov [ebx+APPDATA.heap_top], eax
mov [ebx+PROC.heap_base], esi
mov [ebx+PROC.heap_top], eax
sub eax, esi
shr esi, 10
mov ecx, eax
sub eax, 4096
sub eax, PAGE_SIZE
or ecx, FREE_BLOCK
mov [page_tabs+esi], ecx
ret
@ -598,24 +599,25 @@ proc user_alloc stdcall, alloc_size:dword
push edi
mov ecx, [alloc_size]
add ecx, (4095+4096)
add ecx, (4095+PAGE_SIZE)
and ecx, not 4095
mov ebx, [current_slot]
mov esi, dword [ebx+APPDATA.heap_base] ; heap_base
mov edi, dword [ebx+APPDATA.heap_top] ; heap_top
l_0:
mov ebx, [ebx+APPDATA.process]
mov esi, dword [ebx+PROC.heap_base] ; heap_base
mov edi, dword [ebx+PROC.heap_top] ; heap_top
.scan:
cmp esi, edi
jae m_exit
jae .m_exit
mov ebx, esi
shr ebx, 12
mov eax, [page_tabs+ebx*4]
test al, FREE_BLOCK
jz test_used
jz .test_used
and eax, 0xFFFFF000
cmp eax, ecx ;alloc_size
jb m_next
jb .m_next
jz @f
lea edx, [esi+ecx]
@ -638,11 +640,12 @@ l_0:
.no:
mov edx, [current_slot]
mov edx, [edx+APPDATA.process]
mov ebx, [alloc_size]
add ebx, 0xFFF
and ebx, not 0xFFF
add ebx, [edx+APPDATA.mem_size]
call update_mem_size
add [edx+PROC.mem_used], ebx
lea eax, [esi+4096]
@ -650,15 +653,15 @@ l_0:
pop esi
pop ebx
ret
test_used:
.test_used:
test al, USED_BLOCK
jz m_exit
jz .m_exit
and eax, 0xFFFFF000
m_next:
.m_next:
add esi, eax
jmp l_0
m_exit:
jmp .scan
.m_exit:
xor eax, eax
pop edi
pop esi
@ -674,13 +677,15 @@ proc user_alloc_at stdcall, address:dword, alloc_size:dword
push edi
mov ebx, [current_slot]
mov ebx, [ebx+APPDATA.process]
mov edx, [address]
and edx, not 0xFFF
mov [address], edx
sub edx, 0x1000
jb .error
mov esi, [ebx+APPDATA.heap_base]
mov edi, [ebx+APPDATA.heap_top]
mov esi, [ebx+PROC.heap_base]
mov edi, [ebx+PROC.heap_top]
cmp edx, esi
jb .error
.scan:
@ -748,13 +753,13 @@ proc user_alloc_at stdcall, address:dword, alloc_size:dword
mov [page_tabs+ebx*4], ecx
.nothird:
mov edx, [current_slot]
mov edx, [edx+APPDATA.process]
mov ebx, [alloc_size]
add ebx, 0xFFF
and ebx, not 0xFFF
add ebx, [edx+APPDATA.mem_size]
call update_mem_size
add [edx+PROC.mem_used], ebx
mov eax, [address]
@ -811,11 +816,12 @@ proc user_free stdcall, base:dword
push edi
mov edx, [current_slot]
mov esi, dword [edx+APPDATA.heap_base]
mov edi, dword [edx+APPDATA.heap_top]
sub ebx, [edx+APPDATA.mem_size]
mov edx, [edx+APPDATA.process]
mov esi, dword [edx+PROC.heap_base]
mov edi, dword [edx+PROC.heap_top]
sub ebx, [edx+PROC.mem_used]
neg ebx
call update_mem_size
mov [edx+PROC.mem_used], ebx
call user_normalize
pop edi
pop ebx
@ -999,15 +1005,16 @@ user_realloc:
mov eax, [page_tabs+ecx*4]
and eax, not 0xFFF
mov edx, [current_slot]
mov ebx, [APPDATA.mem_size+edx]
mov edx, [edx+APPDATA.process]
mov ebx, [edx+PROC.mem_used]
sub ebx, eax
add ebx, 0x1000
or al, FREE_BLOCK
mov [page_tabs+ecx*4], eax
push esi edi
mov esi, [APPDATA.heap_base+edx]
mov edi, [APPDATA.heap_top+edx]
call update_mem_size
mov esi, [edx+PROC.heap_base]
mov edi, [edx+PROC.heap_top]
mov [edx+PROC.mem_used], ebx
call user_normalize
pop edi esi
jmp .ret0 ; all freed
@ -1020,10 +1027,11 @@ user_realloc:
sub ebx, edx
push ebx ecx edx
mov edx, [current_slot]
mov edx, [edx+APPDATA.process]
shl ebx, 12
sub ebx, [APPDATA.mem_size+edx]
sub ebx, [edx+PROC.mem_used]
neg ebx
call update_mem_size
mov [edx+PROC.mem_used], ebx
pop edx ecx ebx
lea eax, [ecx+1]
shl eax, 12
@ -1034,7 +1042,8 @@ user_realloc:
jz .ret
push esi
mov esi, [current_slot]
mov esi, [APPDATA.heap_top+esi]
mov esi, [esi+APPDATA.process]
mov esi, [esi+PROC.heap_top]
shr esi, 12
@@:
cmp edx, esi
@ -1058,7 +1067,8 @@ user_realloc:
.realloc_add:
; get some additional memory
mov eax, [current_slot]
mov eax, [APPDATA.heap_top+eax]
mov eax, [eax+APPDATA.process]
mov eax, [eax+PROC.heap_top]
shr eax, 12
cmp edx, eax
jae .cant_inplace
@ -1091,16 +1101,17 @@ user_realloc:
rep stosd
pop edi
mov edx, [current_slot]
mov edx, [edx+APPDATA.process]
shl ebx, 12
add ebx, [APPDATA.mem_size+edx]
call update_mem_size
add [edx+PROC.mem_used], ebx
pop eax edx ecx
ret
.cant_inplace:
push esi edi
mov eax, [current_slot]
mov esi, [APPDATA.heap_base+eax]
mov edi, [APPDATA.heap_top+eax]
mov eax, [eax+APPDATA.process]
mov esi, [eax+PROC.heap_base]
mov edi, [eax+PROC.heap_top]
shr esi, 12
shr edi, 12
sub ebx, ecx
@ -1164,9 +1175,9 @@ user_realloc:
.no:
push ebx
mov edx, [current_slot]
mov edx, [eax+APPDATA.process]
shl ebx, 12
add ebx, [APPDATA.mem_size+edx]
call update_mem_size
add [edx+PROC.mem_used], ebx
pop ebx
@@:
mov dword [page_tabs+esi*4], 2
@ -1176,45 +1187,9 @@ user_realloc:
pop eax edi esi edx ecx
ret
if 0
align 4
proc alloc_dll
pushf
cli
bsf eax, [dll_map]
jnz .find
popf
xor eax, eax
ret
.find:
btr [dll_map], eax
popf
shl eax, 5
add eax, dll_tab
ret
endp
align 4
proc alloc_service
pushf
cli
bsf eax, [srv_map]
jnz .find
popf
xor eax, eax
ret
.find:
btr [srv_map], eax
popf
shl eax, 0x02
lea eax, [srv_tab+eax+eax*8] ;srv_tab+eax*36
ret
endp
end if
;;;;;;;;;;;;;; SHARED ;;;;;;;;;;;;;;;;;
;;;;;;;;;;;;;; SHARED MEMORY ;;;;;;;;;;;;;;;;;
; param

115
kernel/branches/kolibri-process/core/memory.inc
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@ -447,7 +447,9 @@ proc new_mem_resize stdcall, new_size:dword
push edi
mov edx, [current_slot]
cmp [edx+APPDATA.heap_base], 0
mov ebx, [edx+APPDATA.process]
cmp [ebx+PROC.heap_base], 0
jne .exit
mov edi, [new_size]
@ -455,7 +457,7 @@ proc new_mem_resize stdcall, new_size:dword
and edi, not 4095
mov [new_size], edi
mov esi, [edx+APPDATA.mem_size]
mov esi, [ebx+PROC.mem_used]
add esi, 4095
and esi, not 4095
@ -490,7 +492,8 @@ proc new_mem_resize stdcall, new_size:dword
.update_size:
mov edx, [current_slot]
mov ebx, [new_size]
call update_mem_size
mov edx, [edx+APPDATA.process]
mov [edx+PROC.mem_used], ebx
.exit:
pop edi
pop esi
@ -566,38 +569,6 @@ proc new_mem_resize stdcall, new_size:dword
endp
align 4
update_mem_size:
; in: edx = slot base
; ebx = new memory size
; destroys eax,ecx,edx
mov [APPDATA.mem_size+edx], ebx
;search threads and update
;application memory size infomation
mov ecx, [APPDATA.process+edx]
mov eax, 2
.search_threads:
;eax = current slot
;ebx = new memory size
;ecx = page directory
cmp eax, [TASK_COUNT]
jg .search_threads_end
mov edx, eax
shl edx, 5
cmp word [CURRENT_TASK+edx+TASKDATA.state], 9 ;if slot empty?
jz .search_threads_next
shl edx, 3
cmp [SLOT_BASE+edx+APPDATA.process], ecx ;if it is our thread?
jnz .search_threads_next
mov [SLOT_BASE+edx+APPDATA.mem_size], ebx ;update memory size
.search_threads_next:
inc eax
jmp .search_threads
.search_threads_end:
ret
; param
; eax= linear address
;
@ -776,59 +747,62 @@ end if
endp
; returns number of mapped bytes
proc map_mem stdcall, lin_addr:dword,slot:dword,\
proc map_mem_ipc stdcall, lin_addr:dword,slot:dword,\
ofs:dword,buf_size:dword,req_access:dword
push 0 ; initialize number of mapped bytes
locals
count dd ?
process dd ?
endl
mov [count], 0
cmp [buf_size], 0
jz .exit
mov eax, [slot]
shl eax, 8
mov eax, [SLOT_BASE+eax+APPDATA.process]
mov eax, [eax+PROC.pdt_0_phys]
and eax, 0xFFFFF000
test eax, eax
jz .exit
stdcall map_page, [ipc_pdir], eax, PG_UW
mov [process], eax
mov ebx, [ofs]
shr ebx, 22
mov esi, [ipc_pdir]
mov edi, [ipc_ptab]
mov eax, [esi+ebx*4]
mov eax, [eax+PROC.pdt_0+ebx*4] ;get page table
mov esi, [ipc_ptab]
and eax, 0xFFFFF000
jz .exit
stdcall map_page, edi, eax, PG_UW
stdcall map_page, esi, eax, PG_SW
@@:
mov edi, [lin_addr]
and edi, 0xFFFFF000
mov ecx, [buf_size]
add ecx, 4095
shr ecx, 12
inc ecx
inc ecx ; ???????????
mov edx, [ofs]
shr edx, 12
and edx, 0x3FF
mov esi, [ipc_ptab]
.map:
stdcall safe_map_page, [slot], [req_access], [ofs]
jnc .exit
add dword [ebp-4], 4096
add [ofs], 4096
add dword [ebp-4], PAGE_SIZE
add [ofs], PAGE_SIZE
dec ecx
jz .exit
add edi, 0x1000
add edi, PAGE_SIZE
inc edx
cmp edx, 0x400
cmp edx, 1024
jnz .map
inc ebx
mov eax, [ipc_pdir]
mov eax, [eax+ebx*4]
mov eax, [process]
mov eax, [eax+PROC.pdt_0+ebx*4]
and eax, 0xFFFFF000
jz .exit
stdcall map_page, esi, eax, PG_UW
stdcall map_page, esi, eax, PG_SW
xor edx, edx
jmp .map
@ -1017,29 +991,6 @@ sys_IPC:
mov [esp+32], eax
ret
;align 4
;proc set_ipc_buff
; mov eax,[current_slot]
; pushf
; cli
; mov [eax+APPDATA.ipc_start],ebx ;set fields in extended information area
; mov [eax+APPDATA.ipc_size],ecx
;
; add ecx, ebx
; add ecx, 4095
; and ecx, not 4095
;
;.touch: mov eax, [ebx]
; add ebx, 0x1000
; cmp ebx, ecx
; jb .touch
;
; popf
; xor eax, eax
; ret
;endp
proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
locals
dst_slot dd ?
@ -1058,7 +1009,7 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
mov [dst_slot], eax
shl eax, 8
mov edi, [eax+SLOT_BASE+0xa0] ;is ipc area defined?
mov edi, [eax+SLOT_BASE+APPDATA.ipc_start] ;is ipc area defined?
test edi, edi
jz .no_ipc_area
@ -1066,7 +1017,7 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
and ebx, 0xFFF
mov [dst_offset], ebx
mov esi, [eax+SLOT_BASE+0xa4]
mov esi, [eax+SLOT_BASE+APPDATA.ipc_size]
mov [buf_size], esi
mov ecx, [ipc_tmp]
@ -1079,7 +1030,7 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
pop edi esi
@@:
mov [used_buf], ecx
stdcall map_mem, ecx, [dst_slot], \
stdcall map_mem_ipc, ecx, [dst_slot], \
edi, esi, PG_SW
mov edi, [dst_offset]
@ -1150,7 +1101,7 @@ proc sys_ipc_send stdcall, PID:dword, msg_addr:dword, msg_size:dword
.ret:
mov eax, [used_buf]
cmp eax, [ipc_tmp]
jz @f
je @f
stdcall free_kernel_space, eax
@@:
pop eax

26
kernel/branches/kolibri-process/core/taskman.inc
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@ -257,10 +257,11 @@ proc fs_execute
test eax, eax
jz .failed
mov ebx, [hdr_mem]
mov [eax+PROC.mem_used], ebx
mov ebx, [slot_base]
mov [ebx+APPDATA.process], eax
mov eax, [hdr_mem]
mov [ebx+APPDATA.mem_size], eax
xor edx, edx
cmp word [6], '02'
@ -976,17 +977,8 @@ proc new_sys_threads
mov ecx, 11
rep movsb ;copy process name
mov eax, [ebx+APPDATA.heap_base]
mov [edx+APPDATA.heap_base], eax
mov ecx, [ebx+APPDATA.heap_top]
mov [edx+APPDATA.heap_top], ecx
mov eax, [ebx+APPDATA.mem_size]
mov [edx+APPDATA.mem_size], eax
mov ecx, [ebx+APPDATA.process]
mov [edx+APPDATA.process], ecx;copy page directory
mov eax, [ebx+APPDATA.process]
mov [edx+APPDATA.process], eax
mov eax, [ebx+APPDATA.dlls_list_ptr]
mov [edx+APPDATA.dlls_list_ptr], eax
@ -1118,8 +1110,8 @@ proc set_app_params stdcall,slot:dword, params:dword,\
add eax, 256
jc @f
cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
ja @f
; cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
; ja @f
mov eax, [cmd_line]
@ -1158,8 +1150,8 @@ proc set_app_params stdcall,slot:dword, params:dword,\
mov eax, edx
add eax, 1024
jc @f
cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
ja @f
; cmp eax, [SLOT_BASE+APPDATA.mem_size+ebx*8]
; ja @f
stdcall strncpy, edx, [app_path], 1024
@@:
mov ebx, [slot]

3
kernel/branches/kolibri-process/kernel.asm
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@ -3264,7 +3264,8 @@ sys_cpuusage:
mov edx, 0x100000*16
cmp ecx, 1 shl 5
je .os_mem
mov edx, [SLOT_BASE+ecx*8+APPDATA.mem_size]
mov edx, [SLOT_BASE+ecx*8+APPDATA.process]
mov edx, [edx+PROC.mem_used]
mov eax, std_application_base_address
.os_mem:
stosd

BIN
kernel/branches/kolibri-process/kernel.mnt
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Binary file not shown.

6
kernel/branches/kolibri-process/kernel32.inc
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@ -123,8 +123,8 @@ struct APPDATA
exc_handler dd ? ;+24
except_mask dd ? ;+28
pl0_stack dd ? ;+32
heap_base dd ? ;+36
heap_top dd ? ;+40
dd ? ;+36
dd ? ;+40
cursor dd ? ;+44
fd_ev dd ? ;+48
bk_ev dd ? ;+52
@ -149,7 +149,7 @@ struct APPDATA
wnd_shape dd ? ;+128
wnd_shape_scale dd ? ;+132
dd ? ;+136
mem_size dd ? ;+140
dd ? ;+140
saved_box BOX ;+144
ipc_start dd ? ;+160
ipc_size dd ? ;+164