uart_debug.htm

NXP ARM处理器uart程序（环境Keil）

<BR><BR>[Calls]<UL><LI><a href="#[d7a810]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_sputc
<LI><a href="#[d7aa58]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_char_common
</UL>

<P><STRONG><a name="[d7d990]"></a>__1sprintf</STRONG> (Thumb, 0 bytes, Stack size 32 bytes, __0sprintf.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 32<LI>Call Chain = __1sprintf
</UL>
<BR>[Called By]<UL><LI><a href="#[d806d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;main (via Veneer)
</UL>

<P><STRONG><a name="[d7d620]"></a>__aeabi_idiv</STRONG> (ARM, 0 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text), UNUSED)

<P><STRONG><a name="[d7d5d8]"></a>__aeabi_idivmod</STRONG> (ARM, 384 bytes, Stack size 8 bytes, aeabi_sdiv.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d79360]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_btod_etento (via Veneer)
</UL>

<P><STRONG><a name="[d7c8e0]"></a>__use_two_region_memory</STRONG> (ARM, 4 bytes, Stack size 0 bytes, stkheap2.o(.text), UNUSED)

<P><STRONG><a name="[d7c898]"></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="#[d7b330]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_storage
<LI><a href="#[d7bac0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>
<BR>[Called By]<UL><LI><a href="#[d7c0e8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[d7c850]"></a>__rt_heap_extend</STRONG> (ARM, 24 bytes, Stack size 8 bytes, stkheap2.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d7c778]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_heap_extend (Weak Reference)
</UL>

<P><STRONG><a name="[d7c0e8]"></a>__rt_entry</STRONG> (ARM, 76 bytes, Stack size 16 bytes, kernel.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 68 + Unknown Stack Size
<LI>Call Chain = __rt_entry &rArr; __rt_lib_init &rArr; _get_lc_numeric &rArr; strcmp
</UL>
<BR>[Calls]<UL><LI><a href="#[d76c58]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_platform_post_lib_init
<LI><a href="#[d76dc8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_platform_post_stackheap_init
<LI><a href="#[d77750]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (via Veneer)
<LI><a href="#[d77bd0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;exit (via BX)
<LI><a href="#[d7c898]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>
<BR>[Called By]<UL><LI><a href="#[d7c610]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__main
<LI><a href="#[1264eb0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__scatterload_rt2
</UL>

<P><STRONG><a name="[d7c0a0]"></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="#[d77708]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_shutdown (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[d77bd0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;exit (via Veneer)
</UL>

<P><STRONG><a name="[d7c058]"></a>__rt_abort</STRONG> (ARM, 8 bytes, Stack size 0 bytes, kernel.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d79f98]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_sys_exit
</UL>

<P><STRONG><a name="[d7bac0]"></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="#[d79cc0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_perproc_libspace
<LI><a href="#[d7fdf8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_initial_stackheap
</UL>
<BR>[Called By]<UL><LI><a href="#[d7c898]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>

<P><STRONG><a name="[d7b330]"></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="#[d7c898]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_stackheap_init
</UL>

<P><STRONG><a name="[d7b178]"></a>_printf_int_common</STRONG> (Thumb, 168 bytes, Stack size 40 bytes, _printf_intcommon.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d7a3d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
<LI><a href="#[d7b0e8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding (Weak Reference)
<LI><a href="#[d7b130]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[d7dc60]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec
<LI><a href="#[d7de70]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_hex
</UL>

<P><STRONG><a name="[d7aed8]"></a>__lib_sel_fp_printf</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, _printf_fp_dec.o(.text), UNUSED)

<P><STRONG><a name="[d7ae90]"></a>_printf_fp_dec_real</STRONG> (Thumb, 696 bytes, Stack size 104 bytes, _printf_fp_dec.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d76730]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__mathlib_classify (via Veneer)
<LI><a href="#[d79740]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_locale (via Veneer)
<LI><a href="#[d7a3d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
<LI><a href="#[d7a6f0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_udiv10 (via Veneer)
<LI><a href="#[d7af20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_digits
<LI><a href="#[d7b0e8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding (Weak Reference)
<LI><a href="#[d7b130]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding (Weak Reference)
</UL>
<BR>[Called By]<UL><LI><a href="#[d7c3a8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec (via Veneer)
</UL>

<P><STRONG><a name="[d7aa58]"></a>_printf_char_common</STRONG> (Thumb, 44 bytes, Stack size 88 bytes, _printf_char_common.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d7e4b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>
<BR>[Called By]<UL><LI><a href="#[d7d9d8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__0sprintf
</UL>

<P><STRONG><a name="[d7a810]"></a>_sputc</STRONG> (Thumb, 10 bytes, Stack size 0 bytes, _sputc.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d7d9d8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__0sprintf
</UL>
<BR>[Address Reference Count : 1]<UL><LI> __0sprintf.o(.text)
</UL>
<P><STRONG><a name="[d7a6f0]"></a>__rt_udiv10</STRONG> (ARM, 44 bytes, Stack size 0 bytes, rtudiv10.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d7ae90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec_real (via Veneer)
<LI><a href="#[d7dc60]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec (via Veneer)
</UL>

<P><STRONG><a name="[d7a4f0]"></a>__ARM_call_via_r0</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a4a8]"></a>__call_via_r0</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a460]"></a>__ARM_call_via_r1</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d7e4b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[d7a418]"></a>__call_via_r1</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a3d0]"></a>__ARM_call_via_r2</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d78288]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_outstr_char
<LI><a href="#[d7ae90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec_real
<LI><a href="#[d7b178]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[d7e4b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[d7a388]"></a>__call_via_r2</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a340]"></a>__ARM_call_via_r3</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d7e4b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[d7a2f8]"></a>__call_via_r3</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a2b0]"></a>__ARM_call_via_r4</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a268]"></a>__call_via_r4</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a220]"></a>__ARM_call_via_r5</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a1d8]"></a>__call_via_r5</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a190]"></a>__ARM_call_via_r6</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a148]"></a>__call_via_r6</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a100]"></a>__ARM_call_via_r7</STRONG> (Thumb, 2 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d7a0b8]"></a>__call_via_r7</STRONG> (Thumb, 0 bytes, Stack size unknown bytes, callvia.o(.text), UNUSED)

<P><STRONG><a name="[d79f98]"></a>_sys_exit</STRONG> (ARM, 20 bytes, Stack size 0 bytes, sys_exit.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d7c058]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_abort
</UL>

<P><STRONG><a name="[d79d08]"></a>__user_libspace</STRONG> (ARM, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[d79cc0]"></a>__user_perproc_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d7bac0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>

<P><STRONG><a name="[d79c78]"></a>__user_perthread_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[d79740]"></a>__rt_locale</STRONG> (ARM, 12 bytes, Stack size 0 bytes, rt_locale_intlibspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[d77750]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_lib_init (via Veneer)
<LI><a href="#[d7ae90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec_real (via Veneer)
</UL>

<P><STRONG><a name="[d795d0]"></a>_ll_udiv10</STRONG> (ARM, 160 bytes, Stack size 12 bytes, lludiv10.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[d7af20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_digits (via Veneer)
</UL>

<P><STRONG><a name="[d79360]"></a>_btod_etento</STRONG> (Thumb, 196 bytes, Stack size 72 bytes, bigflt0.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[d78970]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_btod_emul (via Veneer)
<LI><a href="#[d78a00]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_btod_ediv (via Veneer)
<LI><a href="#[d7d5d8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_idivmod (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[d7af20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_digits
</UL>

<P><STRONG><a name="[d78288]"></a>_printf_outstr_char</STRONG> (Thumb, 32 bytes, Stack size 16 bytes, _printf_outstr_char.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16 + Unknown Stack Size
<LI>Call Chain = _printf_outstr_char
</UL>
<BR>[Calls]<UL><LI><a href="#[d7a3d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
</UL>
<BR>[Address Reference Count : 1]<UL><LI> _printf_char_common.o(.text)
</UL>
<P><STRONG><a name="[d78110]"></a>_printf_input_char</STRONG> (Thumb, 10 bytes, Stack size 0 bytes, _printf_input_char.o(.text))
<BR>[Address Reference Count : 1]<UL><LI> _printf_char_common.o(.text)
</UL>
<P><STRONG><a name="[d77bd0]"></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="#[d77b40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_call_atexit_fns (Weak Reference)
<LI><a href="#[d7c0a0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_exit (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[d7c0e8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_entry
</UL>

<P><STRONG><a name="[d77750]"></a>__rt_lib_init</STRONG> (Thumb, 184 bytes, Stack size 40 bytes, lib_init.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 52<LI>Call Chain = __rt_lib_init &rArr; _get_lc_numeric &rArr; strcmp
</UL>
<BR>[Calls]<UL><LI><a href="#[d75008]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_init (via Veneer)
<LI><a href="#[d771b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_signal_init (Weak Reference)
<LI><a href="#[d771f8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_rand_init (Weak Reference)
<LI><a href="#[d77240]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_initio (Weak Reference)
<LI><a href="#[d77288]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_user_alloc (Weak Reference)
<LI><a href="#[d772d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_init_alloc (Weak Reference)