From 068da04583d07c3517c309a5fc5871ec85be769e Mon Sep 17 00:00:00 2001
From: Kim <bbusy087@ajou.ac.kr>
Date: Fri, 15 Nov 2019 10:12:11 +0000
Subject: [PATCH] 1911

---
 app/app       | Bin 8172 -> 8212 bytes
 app/app.c     |   5 +++--
 dev/dev.c     |  13 +++----------
 dev/dev.ko    | Bin 8356 -> 8340 bytes
 dev/dev.mod.c |   2 +-
 dev/dev.mod.o | Bin 3088 -> 3088 bytes
 dev/dev.o     | Bin 7448 -> 7416 bytes
 7 files changed, 7 insertions(+), 13 deletions(-)

diff --git a/app/app b/app/app
index 1675f06d77cc897f7e04a5f04ddacf4e22797ff2..761dca25296b215b9e85e1d8912e88bc2938e57e 100755
GIT binary patch
delta 2429
zcmai0ZERCz6h8O1w;!(C`n7JO?QWrtA=s@QB`!#$1B@dZFcg#^1PI2kFr&aQ29`{W
z{#amv`9k8ybe+Nv4I~gy{4vZl#7wdnOf>LAv2<MB01*uu6Bg=o?(H2n{P84b=RD`*
zeb4*e^PcYJ;=`FkRqhRTiPA)Lpnqnid&EgJ;*@Blzj>=N1~AtDNmxlrMCtx-FST9y
ztE2aX_G0#twvF}g{kVGlV{2Q#wjoz8vICMD9WE)8-OV;T*bVmX9q8^$-@E?ByzLdQ
zUV6WK_|~BdVnT{Z+l5<h@Ffspk{?P&ESJ?(ooRw(>%s>x7i|*zpA@}vz4MjbU0b(p
z*(pAkw@I>4ZPnG!!RG}BJ330a)GfuNv{-Em_Mp6=SEdlktz!8QQG_Lq9Al{vJ<JkE
zo5K>veUv5cCdtx8<jN!_8;NeXUOzWs&m}Z_Zcr=B9n86If2qYhSm>LBdGCb-`PkI3
zX6jW%eLXw87Kh8ClSTjc?)~K37Jb5^=Pdf=yJD_=?t)(mg&V(vryLTsDH07p29twY
zFgB>!k_U5gO#DXl^mt97LAq2ZTwhm$ZV<ipxRSx?GUAkdeo>pW&+B2^uZW_S#H9UX
zU%vUuiaaH=<E80VP4;HTNgC9SV>cI-Xs%>fBYI{W7xw8*8q_|3oszk6e75U3U;*q&
zw&rc#?A0HDkD54^y*lb0)LazS`gEJIj)!RFj57$_52N&WYu=t*ns<Y3NXQlw_Q6-0
zeqOUt_9`deL9rebBB2l;(Tr~7?}hy}$X();5>Q@%_J)ug;ffB}|3LgQSXk!*x<$$n
zNO<rfBH$#r9Za3}ku{JKWGCdC;KN`UctGrM)JcoQyN>zFW|u_k#P^O}qRlzSQJYFO
z&fg_=I%g{bQ-vPs^pLaFS<`}#5(8sZopDS$Z<7eEO5_yv<@LVfvPAr{rX-2bp0r22
zRIV;<hZY3mSX2q_LK5qpko+9bm=q|=dxgTwi(oH6@<z8IXWJw(<V?No_0(R3>wj4!
zyk~p31ST8dU4XbWCYxR$5f&|Cyblm>%4E~aF^V%Vj|HP>1M|U*lN-21$6S?x`Ce!V
z@w74w`UT;NOkAehUDLQ+$2`o8cpd>nqvDuvm9GhX%w(gGE;B;$uM%B;Z_144k<kL*
zf#QCI55m}7pQv2NP2z}OUGa`3>IkAtEEluRSp2Q<^9MGlgczHrAS$De#E?G_9eW_c
zUOWd!Omaleuw~6VSi;2So<CXqyvKwE|6{>sd=O1&ka5yQ#XBP05$AK0ntr!Lv!)H^
z0?RA`Dq=H23pDt+zs<B~p|*(HV1twqYlG@cepd#S>s#=EGGqC&JH?Tpn&6RTwcfE{
zE{sQ;>7NuSf5107y{?Z0oTEai*wk$H5|Ky$bh+s(_UOA`v*2sU;&u54%#V+_5dG35
zj#a45JOY`#cytk{%PcqueBU3UTU=PN7Qb9ZVU8C{NR^sIZD>`GdBr|CL?6P(&BZ(V
z&|D{g`Q)2{xq=f|%evP&_)X&H{sgf3I5_?yur>ZN@cr5<>6%O{^<RW`EX)a$4=iZI
z;5HMuz;a-dc*C=ZH~ZKxmr(3<s&Y*B7k_^<nWx&8FIl>&u|9ozs``*5_J{kV7Ev8h
z-8@64u<1$B48#-UIF{NYhQa~S9r3t%hRnuhA<-XE6`mlA#AlJX!h@|-{2Yn9dDL|w
zqFuP7s=`H_7l~-xZOkw{TCt-hAUdNS{hyl+xYDCyUsQGL-vWclCH}--!%>feZ`|b+
z-$iFB{PIV{-_f|j?K3K(H6P<MeO05nd0I4Kd>Cm{HJ;)xVyRk(MqYrwTg67TPC1O2
d5z(v0l{Fa1DRD}TSG_fZXu7L$Yuph`{{hYd?MeUu

delta 2337
zcmaJ@eTY<56hHUPdo%NPXWcg+JG(kN^JbeBzeab|i6kf6wG9?lSt$&KEeoa6j6kJ7
zYGGF>uvl5AYqXLzBN()?(uRQw8u~{<Az>t$eZcIjQ@UEMAYoxnzw_QaefUQQF6aEt
zIrrXk&pYSL?C-q(=)M*`tqRH#(UyE$vp(u08ubYp&3A3q4g(y{kHxgKAj;&wy4aIh
zzxV8%Ba7bdU(-ANskShezq#|A2YZ#;@`BScuU~W)pJSbh<;OB!KRB>AduRIiqL-Rp
zz4-osye^Vrvusd0f^%VZC<I}JT&tLE%N!LrYt#4PN8|^}68W9-f*`rlGkdTPb^|N2
zb!!8Mv$5u%F%)V-^a1cFqA{2wq6l+D*uq>VYGn?;By)|ZojG1MpE+KYW{!0DI~QN=
zAiCxsI(0=YEv~4gLS<HIWU%C)`J&PtzzJtZ%Es5j<?h=jD~_CV$yt}2cFFB7xz!~{
zTynrAt1M3xr>In%QVsdMns~5WtzP>b>w;HMt0rg{cqCJ(M3RMyCo@t~lJYmAC#DkB
z4)J5PI=!b}P)43mQ(6wM%gIS~c}<$FEgEFqukfOt#aGpdy=C#!+Oq%r+OlF4rvjo-
znZQkcs;~Gnu?o?XQ%Ke)x2RA#1U+R+Qx6eMUk82<IFRWrdyL{_3HT!iCySF8j6%gv
zu}a?3+2=G8%{fhlL}dg@v9h<UW*#g1u{_u?Ufb}d40^+J_v5$$c-=sl0fZqCMiASF
zYWe~2UF@m#LmH9`ys`D$;QuH5yP;v3uYV1kGDSS0IH{iREz_P;S1u!YH?jO^hWS{u
zT|J!!7vSCCYp}LpDZsnr0q;D~DbIM9YkT~HhUDMgo!+@iGs~9ml-qm@<w0M&*njkl
zug@n-zWIq3e4H6{9Zt1Y0KDiCgvzBKymCq7lHjN!h@0t_5L5@gL%!T-uI_;p!NMb{
z8EXSJvAhnPyM$XUT;q4D)mM_xSHbzB8Spxf%p1*!A@+_DXd8$1f0tZp92?{am^_5G
z0C8kY9xFbgI-Fu-v<HaqWb#<i*s<9dZ3g0)nLO6J?1$U9-qLeKHs-X@YU251D>y%#
zAqUU0aOo~a>412AF?p<kfD7bUurHWJIosN(#dA^*^>sOC6LQbVb@uWwVccK4+p#-$
z5j9%&tUM4hSHI};dKbGKtkh0@!)5P<oxinB^~4z8{GU)F^znV_pS^NnI59Zv+I<t=
z4t7o-ciH*0<1YM{3p@UoU3PxsidtrfqE<9qnKm_$jsm9{`Bpflnb79s)o@3U%hz#u
z3Sx^~5a|#(xiMn4aogC`XdT9L$noXNy5#|Q@nmvq&$%!^;exyrF@we0hva&f*ie*u
z)21$`J}}d*PjK>X)&kazr(O6mcJVaipP>*w#>1$AtQ>1HyLh@W8R(-{h@CDR0lsIC
z(jPd*DY}p{i(>3A^{6SbazV6j&`DrWiPDF#agp$iK@`amV1Dhhz#PF5oaMf273@wC
zvi%gF?TY0~;Crz&)3?B!(+xO>{l8ae6^^!vN5G700|#^)*dewb19s{!q|{Tx(Z`$5
zDM#Dqj0pL8Y*=*5u2xg$roV+NigGIuxBMvf?T~pOZumM(`-nWzYHHl>N%>1_O5-84
zPHOR#&Mm$H9zAkt+|>EDB2Ylyh=t|$ctE#@4q;C2hMk|EM!v@7Slsk-qR|iE#2?T(
zk0lJj<JQJNBA{9SOk_Nf(z!N@7&xkB>rV{hTkMX9<!yLzt7m0{nbJ9PIs7e95qMax
pF%4Ad)8;&F6LcMx?x1OC`+z3oXJ$(4#86GhOJ+(uBmXs<{{!im<k|oL

diff --git a/app/app.c b/app/app.c
index d63a708..d30d401 100644
--- a/app/app.c
+++ b/app/app.c
@@ -23,6 +23,7 @@ int main(void)
 	int fd;
 	int txrx;
 	char buf[1024];
+	char cbuf = '\0';
 		
 	// led_ioctl = makedev(LED_MAJOR_NUMBER, LED_MINOR_NUMBER);
 	// mknod(LED_DEV_PATH_NAME, S_IFCHR|0666, led_dev);
@@ -41,8 +42,8 @@ int main(void)
 	if(txrx == 0){
 		printf("now RPi keep reading..\n");
 		while(1){
-			ioctl(fd, IOCTL_CMD_RECEIVE, &buf);
-			printf("%1023s",buf);
+			ioctl(fd, IOCTL_CMD_RECEIVE, &cbuf);
+			printf("%c",cbuf);
 		}
 	}else if(txrx == 1){
 		printf("now RPi keep writing..\n");
diff --git a/dev/dev.c b/dev/dev.c
index e3c0254..a198547 100644
--- a/dev/dev.c
+++ b/dev/dev.c
@@ -63,7 +63,7 @@ long uart_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 	int i=0;
 	char cbuf[1024];
 	int writelen = 0;
-	char singlechar = '\0';
+	int singlechar = '\0';
 	
 	switch (cmd){
 		case IOCTL_CMD_DIRECTION:
@@ -100,15 +100,8 @@ long uart_ioctl(struct file *filp, unsigned int cmd, unsigned long arg)
 				rxfe = (*uart_fr>>4); // read RXFE
 			} // now rx is not empty
 			*/
-			i=0;
-			//while(!rxfe){
-				cbuf[i] = (char) (*uart_dr); // read DATA
-				i++;
-				//if(i>1022) break;
-				//rxfe = (*uart_fr>>4); // read RXFE
-			//}
-			cbuf[i]='\n';
-			copy_to_user((const void*)arg, cbuf, 1024);
+			singlechar = (*uart_dr); // read DATA
+			copy_to_user((void*)arg, (const void*)&singlechar, 4);
 			break;
 			
 		case IOCTL_CMD_TRANSMIT:
diff --git a/dev/dev.ko b/dev/dev.ko
index 6071a8a5cbb32f68560a1509c378fbd80cf5c746..ab67ca5b12eace22e4a013255f3cdb4b83b04843 100644
GIT binary patch
delta 733
zcmZutO-K}B7=FLm*-hL{CNp>2otZ||M%gW9{mtyhkxjC-Ok<%Up(2P5(WOI>2BKXe
z!}YbB%1TBS1i^R^O7I|5ps)u84;JoB6H#3PyNT1glX>d!JrD2mJ<s#~OzETgu)<>L
zvhtDvdHKo0)Yj3^E#*b<y=?Wx&#a~|Duw#zvnKzh!z{?AABfHC7R-;@9_Y#`yx#^b
zV~KTsJ2daN9|06{$9xvAby)fR9-1S~nVq>Iy;NS=1`y_iOs=&kY4S?O+H#y9pqw{(
zxL(|PB3TSDAe=;rMVW%_?Ean*`Af1%Q=1<D#-Q8Uhg~c>!iAdt6@c)!<elSucgp}Q
zfEKrSjWpPvt1A3<e!mJ+T$CNgey*-lA*<42<tu<L{MK<^F>U1w6Z*}9`4Kz+Fjyb6
zi?o3pXpimR|EasS{Q*@K5j&k#%APq+SeKI~2bo+z(0ATAPFWVsSj$Gr^OXgU#C5&?
zl%~~ai9~I@p}w)PDPEhXF}l6y7z-Jbz9^4bpI|H&uI*y0#>?Uho@)9E5HHgrj<y3R
z#4+NrynYE_Ca+fm%wlEfo&EPXnlyl3;u!HDv6uq*V9b^JdA5ol!z!D_U*U4^X%B^Q
zGQ1aK5rNI%@rdf(B<-rJ^^z9DA=0k!0CldmNZKHNim2Q$j}zfi6h(ne;~`O{c#3cq
z`v@2CIpG>EiK=&z!T~oNkOVqjl2mRZh;7nAwvM+YmHou0gaMqBRPP3vCtUL;nMZNA
qta^ui0D`M^$O5at9$94>d`PI^Yr+Js$erwlQF-7dV|Q^#3H|{qcKuiY

delta 783
zcmZvXPe>GT6vy9hcGebmlWE)5ZFhDX(HdkG#%<K3Eq2z7WZnK)f(4Ou>0)#-5JFHh
z=pfPdHu8|Nhdopv2-Bgz(7`~Wz(YZjggev3k{&#DvZgnq#}4!T{@&;J-gn-wsFk(*
z5=$2v8bgmZb>E5c2kRg5!{y$|nbC54uB$L84e$$nhW0&g@N2EsU)x@X449C~m@Hjm
z@=BixP_#U7t^&%MDXM-e0)A^6pqAUYckYI$jvXzz{Z4(Pu+rFi3LvW0<qS?JRRWMP
zc&TK%KakEE+VNbFhpWMW(j5f2Eo88PC7FnMc5BamnhP!G4CTpel|jE5#ue6m%t>+*
zoFovolV02QFE<frWyrYc--y9ZEj9VwCrLQKC0Pn5IQ5D`txCoOiUR1byt3_QzISLb
zY0_ZAmmje9*s2pIDj-Z-zyA{jJM*=)g47hVd<t4XUwtTNMbw;yL!8twXWLONK`)0=
z#V2S6OK$HwLxIkDS?}@uWcArjrL#k6JE<yNhf|u`lWK3zwxzOq)_a<<kY1=s^7_Zx
z)m^NrKMkJuG>7P2;w69xd9s(z<SpbyhhGF(aCkGob37Qn(LBOYr2veQw~&vMivs{t
z4yUfW4k!Pr&xidytK!S3%$BecZS)R$oRC6vFN!gNEn;g-_6B%>A(sskOXC=^VPdMw
z-ViI|r<lx@c)S-4V?Y$x3yh00jrWi);dRo__>go1--@z#m4*ZE@D}w}ad%wi_y~5y
z53x<W9GBS^-XRrnJ}!HCFTkAJyb%{z8UGL~)c^=COD6=TVm=|W1-wbB;4J9{e4jYO
PM)Z9Lt}!-+V^aM;1XKw$

diff --git a/dev/dev.mod.c b/dev/dev.mod.c
index 9c35828..66fa3fd 100644
--- a/dev/dev.mod.c
+++ b/dev/dev.mod.c
@@ -47,4 +47,4 @@ __attribute__((section(".modinfo"))) =
 "depends=";
 
 
-MODULE_INFO(srcversion, "B707601F40932A4E255B12B");
+MODULE_INFO(srcversion, "81AA5E0020DD316577913D2");
diff --git a/dev/dev.mod.o b/dev/dev.mod.o
index c22257439a8b981eee28a15a6ccb519469a3920c..84cf324dda258a4d30d3531a1251e0a8aa193b37 100644
GIT binary patch
delta 36
rcmbOrF+pNOH<P%9p`)XztAT-$fs2c=p_!?<xuv18i_zvqOnICDv-b&d

delta 36
rcmbOrF+pNOH<P%Nxq-QvfuWm;fu*sLqlv4Lsi~8pk<;cyOnICDvfK%8

diff --git a/dev/dev.o b/dev/dev.o
index 6d1d79f7ec389049b8ae38e9e2d9d778e61641c8..b5695cac56b0d99f9754ad1f89fe34115174a4a5 100644
GIT binary patch
delta 961
zcmd^6zfTi!6o2o2kcQHFr9iLk#az?Mp+z|pB%+8{j3%V0;N(IA#=%WV97<rY!9~-7
z@)$IM<PsNj!qh>d18lfqq6q^r^v+9A7Z^-j^n6#*$^XFN-Y4(#KA-n}pWLG}-}~ov
zELAh<$->9Wj<h=Bgf<y>j(b0S|0`JFf@Qfl(Bw+yhzqde!rG!I!dP9G!XB8mtM!IG
zbuH{Y1ZWlxbisU_`}A46;S2h{YBhW05<p5&?D|l&=t#QlHXhMO9SLr<4h<Gt0p^tR
z)p{Ovir`F4WqI3X(J@z+cM-0+?erKg#QvB;`Mux`?PI)s+xNc!@V#KUUAb`M{w_)i
zc|1WEh2E<=k95loOu*;7_WfsQe)xn+*$J&JctH%<S@NRhTpi4c_w66+CJ*9v<<eet
zQO`Z`{Z!#_(GkF|w<v|biI&-mdE0%@NEva4Oi`{aiQ7%MRhw=;Bp&5lpq=86F+TvH
zGj=mB1^hXH7XcpvcuCJAx05A-yBNSMV>jb{My(HEqc$8hMBJjOSXM4Y0{M?b7F#Hz
z8felm*9uLkhFlSOC9TKew5lpNO6$y75`Y?T3rPj9Q!HuV2K95jMU!0b(u1TS>_zEH
zyi=ZK?L@=B$KnuS%D`=wCCExCxJzT)PtbIV4H6Bubz+I$GL@r!t|leZ2Ch&cZOEr(
zfMZl{kJG)hf;XwklW}^*wM=!Mmzw~38gpG!aFtGKhCCkz*riNIobE8!MrAEg>+P`d
V|H~cxp{JU`!QW{KROz$U^9woJF{J<i

delta 998
zcmd^6Jx>&25T4l&a^d)Rmpiz<yA4^wg%uBEHK*|d&0dHJ$!P*47FL3l6h=)bNN7+g
zFu8(rD9!}T(y0~ZthB)nJ1k60{K(y|n_Sd}#$e+*dr<lhEOwrEo_XeZXWl(HS3SRG
zVzn}my{2qm@rqxsdP;pX_!EXdzyTi|$H(zDU$L+F0PBGa(+#lezEOw=I>duAK)ZBQ
zk7~1=XD_%deUzWAYz~f20%VF^B~KD=qXQgIF<rlPfjQ+BFO_-}xY^TTPxJsh6iy|`
zqd^)jX=!dt?v*_I*=7@A#_yv|oal{=B7?{X#G%m}+Q&rir!f2uz%zs6o4I&v2b0oL
z9#7F_sc^&QlI{4w%>Xlv*J1b~wnG7$4?GkfzCnE>=o0rEAj-k7e^|j$e>-1l=CVP|
zrU3X$B};)`C<T<0%-qv3%oO{1Rd5?IQS>l>IAN6yqw^jkY4Q@8vRW(4pWComn{V%y
zhm$<HaT-8p%#ZV#afER_;x7VhM|=$66>W9i8D5Y$(*PD3M;MnGjWYl%5zngCh-ds*
z8}71XY|^wgsIGPb?9!LiAipo_7P-1YBYF-uXj-?_4Y_5mC1_0-c$c=An^Jfn+G4KG
z+%4MIE%r*MEnK7`#}%4STaxIe6Nw?U%;MRWcrPvR7&Tb%lVvF~GXf9jWX8f}x}LEl
zP^mvTgjIUZRDs@ebm%w7T^h(*>ZA&AoaTBHG@BK;K=-m1-liuUEA*D@l{SE}sQ%ax
sxI>y@scsygN!XX5Ddq|^XQXP$J{SMT&7)uR$guduUm7V)(mP}9FPmOA4*&oF

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