e1.htm

一个基于S3C44B0芯片的示例代码,实现利用定时器中断点亮LED指示灯,UART通信功能

<LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c786b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_wctomb
<LI><a href="#[c78960]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_str
</UL>

<P><STRONG><a name="[c78d48]"></a>_printf_post_padding</STRONG> (Thumb, 36 bytes, Stack size 16 bytes, _printf_pad.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 16 + Unknown Stack Size
<LI>Call Chain = _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[1153ab0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
</UL>
<BR>[Called By]<UL><LI><a href="#[c75c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec_real
<LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c786b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_wctomb
<LI><a href="#[c78960]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_str
</UL>

<P><STRONG><a name="[c78b18]"></a>_printf_truncate_signed</STRONG> (Thumb, 22 bytes, Stack size 0 bytes, _printf_truncate.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c78080]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec
</UL>

<P><STRONG><a name="[c78ad0]"></a>_printf_truncate_unsigned</STRONG> (Thumb, 22 bytes, Stack size 0 bytes, _printf_truncate.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c78080]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec
<LI><a href="#[c78200]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_oct
<LI><a href="#[c783c8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_hex
</UL>

<P><STRONG><a name="[c78960]"></a>_printf_str</STRONG> (Thumb, 94 bytes, Stack size 16 bytes, _printf_str.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 32 + Unknown Stack Size
<LI>Call Chain = _printf_str &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c78d48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding
<LI><a href="#[c78d90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding
<LI><a href="#[1153a20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r3
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c786b0]"></a>_printf_wctomb</STRONG> (Thumb, 188 bytes, Stack size 56 bytes, _printf_wctomb.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 80 + Unknown Stack Size
<LI>Call Chain = _printf_wctomb &rArr; _wcrtomb &rArr; __rt_ctype_table
</UL>
<BR>[Calls]<UL><LI><a href="#[c75448]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_wcrtomb
<LI><a href="#[c78d48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding
<LI><a href="#[c78d90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding
<LI><a href="#[1153ab0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c783c8]"></a>_printf_longlong_hex</STRONG> (Thumb, 182 bytes, Stack size 88 bytes, _printf_longlong_hex.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 144 + Unknown Stack Size
<LI>Call Chain = _printf_longlong_hex &rArr; _printf_int_common &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c78ad0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_truncate_unsigned
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c78200]"></a>_printf_longlong_oct</STRONG> (Thumb, 138 bytes, Stack size 64 bytes, _printf_longlong_oct.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 120 + Unknown Stack Size
<LI>Call Chain = _printf_longlong_oct &rArr; _printf_int_common &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c78ad0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_truncate_unsigned
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c78080]"></a>_printf_int_dec</STRONG> (Thumb, 98 bytes, Stack size 72 bytes, _printf_dec.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 128 + Unknown Stack Size
<LI>Call Chain = _printf_int_dec &rArr; _printf_int_common &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c74f50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_udiv10 (via Veneer)
<LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c78ad0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_truncate_unsigned
<LI><a href="#[c78b18]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_truncate_signed
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c77e40]"></a>_printf_longlong_dec</STRONG> (Thumb, 124 bytes, Stack size 80 bytes, _printf_longlong_dec.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 136 + Unknown Stack Size
<LI>Call Chain = _printf_longlong_dec &rArr; _printf_int_common &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c75ea8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_common
<LI><a href="#[c76448]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_ll_udiv10 (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c77c78]"></a>_printf_charcount</STRONG> (Thumb, 36 bytes, Stack size 0 bytes, _printf_charcount.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>

<P><STRONG><a name="[c77b58]"></a>_printf_char_common</STRONG> (Thumb, 44 bytes, Stack size 88 bytes, _printf_char_common.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 456 + Unknown Stack Size
<LI>Call Chain = _printf_char_common &rArr; __printf &rArr; _printf_fp_dec &rArr; _printf_fp_dec_real &rArr; _fp_digits &rArr; _btod_etento &rArr; _btod_emul &rArr; _e2e
</UL>
<BR>[Calls]<UL><LI><a href="#[c76220]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__printf
</UL>
<BR>[Called By]<UL><LI><a href="#[c7d1d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__c89vsprintf
</UL>

<P><STRONG><a name="[c77910]"></a>_sputc</STRONG> (Thumb, 10 bytes, Stack size 0 bytes, _sputc.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c7d1d0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__c89vsprintf
</UL>
<BR>[Address Reference Count : 1]<UL><LI> c89vsprintf.o(.text)
</UL>
<P><STRONG><a name="[c777f0]"></a>strtol</STRONG> (Thumb, 112 bytes, Stack size 32 bytes, strtol.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c75610]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_strtoul
<LI><a href="#[c79670]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_errno_addr (via Veneer)
<LI><a href="#[c7d668]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_ctype_table (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[c7d3d8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;atoi
</UL>

<P><STRONG><a name="[c76aa0]"></a>_sys_exit</STRONG> (ARM, 20 bytes, Stack size 0 bytes, sys_exit.o(.text), UNUSED)
<BR><BR>[Called By]<UL><LI><a href="#[c7a3e0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_abort
</UL>

<P><STRONG><a name="[c76810]"></a>__user_libspace</STRONG> (ARM, 8 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[c767c8]"></a>__user_perproc_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text))
<BR><BR>[Called By]<UL><LI><a href="#[c79e48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__user_setup_stackheap
</UL>

<P><STRONG><a name="[c76780]"></a>__user_perthread_libspace</STRONG> (ARM, 0 bytes, Stack size 0 bytes, libspace.o(.text), UNUSED)

<P><STRONG><a name="[c76448]"></a>_ll_udiv10</STRONG> (ARM, 160 bytes, Stack size 12 bytes, lludiv10.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 12<LI>Call Chain = _ll_udiv10
</UL>
<BR>[Called By]<UL><LI><a href="#[c75ce0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_digits (via Veneer)
<LI><a href="#[c77e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_dec (via Veneer)
</UL>

<P><STRONG><a name="[c76220]"></a>__printf</STRONG> (Thumb, 748 bytes, Stack size 48 bytes, __printf.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 368 + Unknown Stack Size
<LI>Call Chain = __printf &rArr; _printf_fp_dec &rArr; _printf_fp_dec_real &rArr; _fp_digits &rArr; _btod_etento &rArr; _btod_emul &rArr; _e2e
</UL>
<BR>[Calls]<UL><LI><a href="#[c76028]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_wc (Weak Reference)
<LI><a href="#[c76070]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_mbtowc (Weak Reference)
<LI><a href="#[c760b8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_hex (Weak Reference)
<LI><a href="#[c76c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec (via Veneer)
<LI><a href="#[c77c78]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_charcount
<LI><a href="#[c77e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_dec
<LI><a href="#[c78080]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec
<LI><a href="#[c78200]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_oct
<LI><a href="#[c783c8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_hex
<LI><a href="#[c786b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_wctomb
<LI><a href="#[c78960]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_str
<LI><a href="#[1153a20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r3
<LI><a href="#[1153ab0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
<LI><a href="#[1153b40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r1
</UL>
<BR>[Called By]<UL><LI><a href="#[c77b58]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_char_common
</UL>

<P><STRONG><a name="[c761d8]"></a>_printf_return_value</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, __printf.o(.text), UNUSED)

<P><STRONG><a name="[c76190]"></a>_printf_percent</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, __printf.o(.text), UNUSED)

<P><STRONG><a name="[c76148]"></a>_printf_sizespec</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, __printf.o(.text), UNUSED)

<P><STRONG><a name="[c75ea8]"></a>_printf_int_common</STRONG> (Thumb, 168 bytes, Stack size 40 bytes, _printf_intcommon.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 56 + Unknown Stack Size
<LI>Call Chain = _printf_int_common &rArr; _printf_post_padding
</UL>
<BR>[Calls]<UL><LI><a href="#[c78d48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding
<LI><a href="#[c78d90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding
<LI><a href="#[1153ab0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
</UL>
<BR>[Called By]<UL><LI><a href="#[c77e40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_dec
<LI><a href="#[c78080]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_int_dec
<LI><a href="#[c78200]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_oct
<LI><a href="#[c783c8]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_longlong_hex
</UL>

<P><STRONG><a name="[c75c98]"></a>__lib_sel_fp_printf</STRONG> (Thumb, 2 bytes, Stack size 0 bytes, _printf_fp_dec.o(.text), UNUSED)

<P><STRONG><a name="[c75c50]"></a>_printf_fp_dec_real</STRONG> (Thumb, 696 bytes, Stack size 104 bytes, _printf_fp_dec.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 320 + Unknown Stack Size
<LI>Call Chain = _printf_fp_dec_real &rArr; _fp_digits &rArr; _btod_etento &rArr; _btod_emul &rArr; _e2e
</UL>
<BR>[Calls]<UL><LI><a href="#[c74f50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_udiv10 (via Veneer)
<LI><a href="#[c75ce0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_fp_digits
<LI><a href="#[c78d48]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_post_padding
<LI><a href="#[c78d90]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_pre_padding
<LI><a href="#[c78f00]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_locale (via Veneer)
<LI><a href="#[1150f40]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__mathlib_classify (via Veneer)
<LI><a href="#[1153ab0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r2
</UL>
<BR>[Called By]<UL><LI><a href="#[c76c50]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_fp_dec (via Veneer)
</UL>

<P><STRONG><a name="[c758a8]"></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="#[1153ab0]">&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="[c75730]"></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="[c75610]"></a>_strtoul</STRONG> (Thumb, 166 bytes, Stack size 40 bytes, _strtoul.o(.text), UNUSED)
<BR><BR>[Calls]<UL><LI><a href="#[c79670]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__aeabi_errno_addr (via Veneer)
<LI><a href="#[1152358]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_chval
</UL>
<BR>[Called By]<UL><LI><a href="#[c777f0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;strtol
</UL>

<P><STRONG><a name="[c75448]"></a>_wcrtomb</STRONG> (Thumb, 74 bytes, Stack size 16 bytes, _wcrtomb.o(.text))
<BR><BR>[Stack]<UL><LI>Max Depth = 24 + Unknown Stack Size
<LI>Call Chain = _wcrtomb &rArr; __rt_ctype_table
</UL>
<BR>[Calls]<UL><LI><a href="#[c7d668]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_ctype_table (via Veneer)
<LI><a href="#[1153a20]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__ARM_call_via_r3
</UL>
<BR>[Called By]<UL><LI><a href="#[c786b0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_printf_wctomb
</UL>

<P><STRONG><a name="[c75280]"></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="#[c751f0]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;_call_atexit_fns (Weak Reference)
<LI><a href="#[c7a428]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_exit (via Veneer)
</UL>
<BR>[Called By]<UL><LI><a href="#[c7a470]">&gt;&gt;</a>&nbsp;&nbsp;&nbsp;__rt_entry