base_driver_exbus_lpc22xx.htm

MzT24-2模块驱动例程(Keil LPC22XX)320*240TFT液晶屏驱动程序

<LI><a href="#[d3ef08]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;LCD_Fill_s
</UL>
<BR>[Called By]<UL><LI><a href="#[d42730]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;FillWindow
</UL>

<P><STRONG><a name="[d3d740]"></a>LCD_SetWindow</STRONG> (ARM, 252 bytes, Stack size 24 bytes, lcd_extend.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 48<LI>Call Chain = LCD_SetWindow &rArr; LCD_SetWindowRec
</UL>
<BR>[Calls]<UL><LI><a href="#[d3d7d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;LCD_SetWindowRec
</UL>
<BR>[Called By]<UL><LI><a href="#[d3d6b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;SetWindow
</UL>

<P><STRONG><a name="[d3d6f8]"></a>LCD_EndWindow</STRONG> (ARM, 168 bytes, Stack size 0 bytes, lcd_extend.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d3d668]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;EndWindow
</UL>

<P><STRONG><a name="[d42730]"></a>FillWindow</STRONG> (ARM, 128 bytes, Stack size 32 bytes, lcd_extend.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 88<LI>Call Chain = FillWindow &rArr; LCD_FillWindow &rArr; LCD_SetWindowRec
</UL>
<BR>[Calls]<UL><LI><a href="#[d3d788]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;LCD_FillWindow
</UL>
<BR>[Called By]<UL><LI><a href="#[d42808]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;main
</UL>

<P><STRONG><a name="[d3d6b0]"></a>SetWindow</STRONG> (ARM, 120 bytes, Stack size 24 bytes, lcd_extend.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 72<LI>Call Chain = SetWindow &rArr; LCD_SetWindow &rArr; LCD_SetWindowRec
</UL>
<BR>[Calls]<UL><LI><a href="#[d3d740]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;LCD_SetWindow
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d3d668]"></a>EndWindow</STRONG> (ARM, 16 bytes, Stack size 4 bytes, lcd_extend.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 4<LI>Call Chain = EndWindow
</UL>
<BR>[Calls]<UL><LI><a href="#[d3d6f8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;LCD_EndWindow
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d3c738]"></a>Get_Color_Table</STRONG> (ARM, 112 bytes, Stack size 32 bytes, bmp.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 32<LI>Call Chain = Get_Color_Table
</UL>
<BR>[Calls]<UL><LI><a href="#[d37788]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_memcpy
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d3c6f0]"></a>Get_Byte_bmpf</STRONG> (ARM, 12 bytes, Stack size 0 bytes, bmp.o(.text), UNUSED)

<P><STRONG><a name="[d3c6a8]"></a>Bytes_Line</STRONG> (ARM, 56 bytes, Stack size 8 bytes, bmp.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = Bytes_Line
</UL>
<BR>[Calls]<UL><LI><a href="#[d37540]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_uread4
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d427c0]"></a>BMP_Show</STRONG> (ARM, 1380 bytes, Stack size 72 bytes, bmp.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 144 + Unknown Stack Size
<LI>Call Chain = BMP_Show &rArr; SetWindow &rArr; LCD_SetWindow &rArr; LCD_SetWindowRec
</UL>
<BR>[Calls]<UL><LI><a href="#[d37148]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_uidivmod
<LI><a href="#[d371d8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_idivmod
<LI><a href="#[d37540]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_uread4
<LI><a href="#[d37788]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_memcpy
<LI><a href="#[d39e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;free (via Veneer)
<LI><a href="#[d3a0c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;malloc (via Veneer)
<LI><a href="#[d3c6a8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;Bytes_Line
<LI><a href="#[d3c738]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;Get_Color_Table
<LI><a href="#[d3d668]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;EndWindow
<LI><a href="#[d3d6b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;SetWindow
</UL>
<BR>[Called By]<UL><LI><a href="#[d42808]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;main
</UL>

<P><STRONG><a name="[d3a0c0]"></a>malloc</STRONG> (Thumb, 110 bytes, Stack size 16 bytes, h1_alloc.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 56<LI>Call Chain = malloc &rArr; __Heap_Full &rArr; __Heap_ProvideMemory &rArr; free
</UL>
<BR>[Calls]<UL><LI><a href="#[d34a70]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_Full
<LI><a href="#[d35028]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_heap_descriptor (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show (via Veneer)
</UL>

<P><STRONG><a name="[d39e40]"></a>free</STRONG> (Thumb, 84 bytes, Stack size 16 bytes, h1_free.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16<LI>Call Chain = free
</UL>
<BR>[Calls]<UL><LI><a href="#[d35028]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_heap_descriptor (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show (via Veneer)
<LI><a href="#[1249bc0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_ProvideMemory
</UL>

<P><STRONG><a name="[d37788]"></a>__aeabi_memcpy</STRONG> (ARM, 0 bytes, Stack size 0 bytes, rt_memcpy.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d3c738]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;Get_Color_Table
<LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d37740]"></a>__rt_memcpy</STRONG> (ARM, 212 bytes, Stack size 0 bytes, rt_memcpy.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[124a9e8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_memcpy4
</UL>

<P><STRONG><a name="[d376f8]"></a>_memcpy_lastbytes</STRONG> (ARM, 0 bytes, Stack size unknown bytes, rt_memcpy.o(.text), UNUSED)

<P><STRONG><a name="[d37540]"></a>__aeabi_uread4</STRONG> (ARM, 0 bytes, Stack size 0 bytes, uread4.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d3c6a8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;Bytes_Line
<LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d374f8]"></a>__rt_uread4</STRONG> (ARM, 32 bytes, Stack size 0 bytes, uread4.o(.text), UNUSED)

<P><STRONG><a name="[d37220]"></a>__aeabi_idiv</STRONG> (ARM, 0 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text), UNUSED)

<P><STRONG><a name="[d371d8]"></a>__aeabi_idivmod</STRONG> (ARM, 384 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = __aeabi_idivmod
</UL>
<BR>[Called By]<UL><LI><a href="#[d427c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;BMP_Show
</UL>

<P><STRONG><a name="[d364e0]"></a>__use_two_region_memory</STRONG> (ARM, 4 bytes, Stack size 0 bytes, stkheap2.o(.text), UNUSED)

<P><STRONG><a name="[d36498]"></a>__rt_stackheap_init</STRONG> (ARM, 36 bytes, Stack size 16 bytes, stkheap2.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 24 + Unknown Stack Size
<LI>Call Chain = __rt_stackheap_init &rArr; __user_setup_stackheap
</UL>
<BR>[Calls]<UL><LI><a href="#[d34c70]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_storage
<LI><a href="#[d357b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>
<BR>[Called By]<UL><LI><a href="#[d35f50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[d36450]"></a>__rt_heap_extend</STRONG> (ARM, 24 bytes, Stack size 8 bytes, stkheap2.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8<LI>Call Chain = __rt_heap_extend
</UL>
<BR>[Calls]<UL><LI><a href="#[d36378]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_heap_extend (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[1249328]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__heap_extend
</UL>

<P><STRONG><a name="[d35f50]"></a>__rt_entry</STRONG> (ARM, 76 bytes, Stack size 16 bytes, kernel.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 120 + Unknown Stack Size
<LI>Call Chain = __rt_entry &rArr; __rt_lib_init &rArr; _init_alloc &rArr; __rt_SIGRTMEM &rArr; __rt_SIGRTMEM_inner &rArr; __default_signal_display &rArr; _ttywrch
</UL>
<BR>[Calls]<UL><LI><a href="#[d36498]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
<LI><a href="#[1248398]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_platform_post_lib_init
<LI><a href="#[1248508]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_platform_post_stackheap_init
<LI><a href="#[1248e90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (via Veneer)
<LI><a href="#[1249890]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;exit (via BX)
</UL>
<BR>[Called By]<UL><LI><a href="#[d36210]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__main
<LI><a href="#[1245668]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__scatterload_rt2
</UL>

<P><STRONG><a name="[d35f08]"></a>__rt_exit</STRONG> (ARM, 20 bytes, Stack size 8 bytes, kernel.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16<LI>Call Chain = __rt_exit &rArr; __rt_lib_shutdown
</UL>
<BR>[Calls]<UL><LI><a href="#[1248e48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[1249890]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;exit (via Veneer)
</UL>

<P><STRONG><a name="[d35ec0]"></a>__rt_abort</STRONG> (ARM, 8 bytes, Stack size 0 bytes, kernel.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[124a218]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_sys_exit
</UL>

<P><STRONG><a name="[d357b8]"></a>__user_setup_stackheap</STRONG> (ARM, 96 bytes, Stack size 8 bytes, sys_stackheap_outer.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 8 + Unknown Stack Size
<LI>Call Chain = __user_setup_stackheap
</UL>
<BR>[Calls]<UL><LI><a href="#[d41b38]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_initial_stackheap
<LI><a href="#[1249f40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_perproc_libspace
</UL>
<BR>[Called By]<UL><LI><a href="#[d36498]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>

<P><STRONG><a name="[d35028]"></a>__rt_heap_descriptor</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_heap_descriptor_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d349e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_alloc (via Veneer)
<LI><a href="#[d39e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;free (via Veneer)
<LI><a href="#[d3a0c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;malloc (via Veneer)
</UL>

<P><STRONG><a name="[d34c70]"></a>__rt_stackheap_storage</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_stackheap_storage_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d36498]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>

<P><STRONG><a name="[d34b00]"></a>_terminate_user_alloc</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, init_alloc.o(.text), UNUSED)

<P><STRONG><a name="[d34ab8]"></a>_init_user_alloc</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, init_alloc.o(.text), UNUSED)

<P><STRONG><a name="[d34a70]"></a>__Heap_Full</STRONG> (Thumb, 34 bytes, Stack size 16 bytes, init_alloc.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 40<LI>Call Chain = __Heap_Full &rArr; __Heap_ProvideMemory &rArr; free
</UL>
<BR>[Calls]<UL><LI><a href="#[1249328]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__heap_extend (via Veneer)
<LI><a href="#[1249bc0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_ProvideMemory
</UL>
<BR>[Called By]<UL><LI><a href="#[d3a0c0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;malloc
</UL>

<P><STRONG><a name="[d34a28]"></a>__Heap_Broken</STRONG> (Thumb, 14 bytes, Stack size 8 bytes, init_alloc.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[12496e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_SIGRTMEM
</UL>

<P><STRONG><a name="[d349e0]"></a>_init_alloc</STRONG> (Thumb, 88 bytes, Stack size 24 bytes, init_alloc.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 64<LI>Call Chain = _init_alloc &rArr; __rt_SIGRTMEM &rArr; __rt_SIGRTMEM_inner &rArr; __default_signal_display &rArr; _ttywrch
</UL>
<BR>[Calls]<UL><LI><a href="#[d34288]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_Initialize
<LI><a href="#[d35028]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_heap_descriptor (via Veneer)
<LI><a href="#[1249328]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__heap_extend (via Veneer)
<LI><a href="#[12496e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_SIGRTMEM
<LI><a href="#[1249bc0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_ProvideMemory
</UL>
<BR>[Called By]<UL><LI><a href="#[1248e90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init
</UL>

<P><STRONG><a name="[d34638]"></a>__use_no_heap</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, hguard.o(.text), UNUSED)

<P><STRONG><a name="[d345f0]"></a>__heap_guard</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, hguard.o(.text), UNUSED)

<P><STRONG><a name="[d34288]"></a>__Heap_Initialize</STRONG> (Thumb, 10 bytes, Stack size 0 bytes, h1_init.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d349e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_alloc
</UL>

<P><STRONG><a name="[d34240]"></a>__Heap_DescSize</STRONG> (Thumb, 4 bytes, Stack size 0 bytes, h1_init.o(.text), UNUSED)

<P><STRONG><a name="[124a9e8]"></a>__aeabi_memcpy4</STRONG> (ARM, 0 bytes, Stack size 8 bytes, rt_memcpy_w.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d37740]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_memcpy
</UL>

<P><STRONG><a name="[124a9a0]"></a>__aeabi_memcpy8</STRONG> (ARM, 0 bytes, Stack size 8 bytes, rt_memcpy_w.o(.text), UNUSED)

<P><STRONG><a name="[124a958]"></a>__rt_memcpy_w</STRONG> (ARM, 100 bytes, Stack size 8 bytes, rt_memcpy_w.o(.text), UNUSED)

<P><STRONG><a name="[124a910]"></a>_memcpy_lastbytes_aligned</STRONG> (ARM, 0 bytes, Stack size unknown bytes, rt_memcpy_w.o(.text), UNUSED)

<P><STRONG><a name="[124a218]"></a>_sys_exit</STRONG> (ARM, 20 bytes, Stack size 0 bytes, sys_exit.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d35ec0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_abort
<LI><a href="#[1247968]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__sig_exit (via Veneer)
</UL>

<P><STRONG><a name="[1249f88]"></a>__user_libspace</STRONG> (ARM, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[1249f40]"></a>__user_perproc_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d357b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>

<P><STRONG><a name="[1249ef8]"></a>__user_perthread_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[1249bc0]"></a>__Heap_ProvideMemory</STRONG> (Thumb, 54 bytes, Stack size 8 bytes, h1_extend.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 24<LI>Call Chain = __Heap_ProvideMemory &rArr; free
</UL>
<BR>[Calls]<UL><LI><a href="#[d39e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;free
</UL>
<BR>[Called By]<UL><LI><a href="#[d349e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_alloc
<LI><a href="#[d34a70]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__Heap_Full
</UL>

<P><STRONG><a name="[1249890]"></a>exit</STRONG> (Thumb, 12 bytes, Stack size 0 bytes, exit.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16<LI>Call Chain = exit &rArr; __rt_exit &rArr; __rt_lib_shutdown
</UL>
<BR>[Calls]<UL><LI><a href="#[d35f08]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_exit (via Veneer)
<LI><a href="#[1249800]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_call_atexit_fns (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[d35f50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[12496e0]"></a>__rt_SIGRTMEM</STRONG> (Thumb, 16 bytes, Stack size 8 bytes, defsig_rtmem_outer.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 40<LI>Call Chain = __rt_SIGRTMEM &rArr; __rt_SIGRTMEM_inner &rArr; __default_signal_display &rArr; _ttywrch