Training courses

Kernel and Embedded Linux

Bootlin training courses

Embedded Linux, kernel,
Yocto Project, Buildroot, real-time,
graphics, boot time, debugging...

Bootlin logo

Elixir Cross Referencer

  1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
#
# This is a list of all predefined groff symbols.
#
#
# Predefined groff symbols for textual fonts.
#
a a
b b
c c
d d
e e
f f
g g
h h
i i
j j
k k
l l
m m
n n
o o
p p
q q
r r
s s
t t
u u
v v
w w
x x
y y
z z
A A
B B
C C
D D
E E
F F
G G
H H
I I
J J
K K
L L
M M
N N
O O
P P
Q Q
R R
S S
T T
U U
V V
W W
X X
Y Y
Z Z
AE AE
Aacute 'A
Acircumflex ^A
Adieresis :A
Agrave `A
Aring oA
Atilde ~A
Cacute 'C
Ccedilla ,C
Eacute 'E
Ecircumflex ^E
Edieresis :E
Egrave `E
Eth -D
Euro Eu
IJ IJ
Iacute 'I
Icircumflex ^I
Idieresis :I
Ifraktur Im
Igrave `I
Lslash /L
Ntilde ~N
OE OE
Oacute 'O
Ocircumflex ^O
Odieresis :O
Ograve `O
Oslash /O
Otilde ~O
Rfraktur Re
Scaron vS
Thorn TP
Uacute 'U
Ucircumflex ^U
Udieresis :U
Ugrave `U
Yacute 'Y
Ydieresis :Y
Zcaron vZ
a14 rh
aacute 'a
acircumflex ^a
acute aa
adieresis :a
ae ae
agrave `a
angle /_
angleleft la
angleright ra
aleph Ah
ampersand &
approxequal ~~
aring oa
arrowboth <>
arrowdblboth hA
arrowdbldown dA
arrowdblleft lA
arrowdblright rA
arrowdblup uA
arrowdown da
arrowleft <-
arrowright ->
arrowup ua
arrowupdn va
asciicircum ha
asciitilde ti
asterisk *
asteriskmath **
at @
at at
atilde ~a
backslash \
backslash rs
bar ba
bar |
braceleft lC
braceleft {
braceright rC
braceright }
bracketleft [
bracketleft lB
bracketright ]
bracketright rB
breve ab
brokenbar bb
bullet bu
cacute 'c
caron ah
ccedilla ,c
cedilla ac
cent ct
checkmark OK
circle ci
circlemultiply c*
circleplus c+
circumflex a^
circumflex ^
colon :
comma ,
congruent =~
copyright co
currency Cs
dagger dg
daggerdbl dd
degree de
dieresis ad
dollar $
dollar Do
dotaccent a.
dotlessi .i
dotlessj .j
dotmath md
eacute 'e
ecircumflex ^e
edieresis :e
egrave `e
eight 8
element mo
emdash em
emptyset es
endash en
equal =
equivalence ==
eth Sd
exclam !
exclamdown r!
existential te
ff ff
ffi Fi
ffl Fl
fi fi
five 5
fiveeighths 58
fl fl
florin Fn
four 4
germandbls ss
gradient gr
grave ga
greater >
greaterequal >=
guillemotleft Fo
guillemotright Fc
guilsinglleft fo
guilsinglright fc
hungarumlaut a"
hyphen -
hyphen hy
iacute 'i
icircumflex ^i
idieresis :i
igrave `i
ij ij
infinity if
integral is
integral integral
# the next line overrides the (old) PUA value of the AGL
integralex u23AE
intersection ca
less <
lessequal <=
logicaland AN
logicalnot tno
logicalor OR
lozenge lz
lslash /l
macron a-
minus \-
minute fm
mu mc
nine 9
notelement nm
notequal !=
notsubset nb
ntilde ~n
numbersign #
numbersign sh
oacute 'o
ocircumflex ^o
odieresis :o
oe oe
ogonek ho
ograve `o
one 1
oneeighth 18
onehalf 12
onequarter 14
onesuperior S1
ordfeminine Of
ordmasculine Om
oslash /o
otilde ~o
paragraph ps
parenleft (
parenright )
partialdiff pd
percent %
period .
periodcentered pc
perthousand %0
perpendicular pp
plus +
propersubset sb
propersuperset sp
proportional pt
question ?
questiondown r?
quotedbl "
quotedbl dq
quotedblbase Bq
quotedblleft lq
quotedblright rq
quoteleft `
quoteleft oq
quoteright '
quoteright cq
quotesingle aq
quotesinglbase bq
reflexsubset ib
reflexsuperset ip
registered rg
ring ao
scaron vs
second sd
section sc
semicolon ;
seven 7
seveneighths 78
similar ap
six 6
slash /
slash sl
sterling Po
therefore 3d
therefore tf
thorn Tp
three 3
threeeighths 38
threequarters 34
threesuperior S3
tilde a~
tilde ~
trademark tm
two 2
twosuperior S2
uacute 'u
ucircumflex ^u
udieresis :u
ugrave `u
underscore _
uni210F -h
uni210F hbar
uni2210 coproduct
uni2213 -+
uni2243 |=
uni2262 ne
uni2285 nc
uni25A1 sq
uni261C lh
union cu
universal fa
weierstrass wp
yacute 'y
ydieresis :y
yen Ye
zcaron vz
zero 0
fraction f/
club CL
diamond DI
heart HE
spade SP
carriagereturn CR
suchthat st
bracelefttp bracelefttp
braceleftmid braceleftmid
braceleftbt braceleftbt
braceex braceex
braceex bracerightex
braceex braceleftex
braceex barex
bracerighttp bracerighttp
bracerightmid bracerightmid
bracerightbt bracerightbt
parenlefttp parenlefttp
parenleftbt parenleftbt
parenleftex parenleftex
parenrighttp parenrighttp
parenrightbt parenrightbt
parenrightex parenrightex
bracketlefttp bracketlefttp
bracketleftbt bracketleftbt
bracketleftex bracketleftex
bracketrighttp bracketrighttp
bracketrightbt bracketrightbt
bracketrightex bracketrightex
radical sr
radical sqrt
radicalex radicalex
approxequal ~=
bracketlefttp lc
bracketleftbt lf
bracketrighttp rc
bracketrightbt rf
bracelefttp lt
braceleftmid lk
braceleftbt lb
braceex bv
bracerighttp rt
bracerightmid rk
bracerightbt rb
summation sum
product product
arrowvertex arrowvertex
arrowhorizex an
multiply tmu
divide tdi
plusminus t+-
#
# Additional predefined groff symbols for special fonts.
#
plus pl
minus mi
plusminus +-
equal eq
divide di
multiply mu
logicalnot no
arrowup arrowverttp
arrowdown arrowvertbt
Alpha *A
Beta *B
Chi *X
Delta *D
Epsilon *E
Eta *Y
Gamma *G
Iota *I
Kappa *K
Lambda *L
Mu *M
Nu *N
Omega *W
Omicron *O
Phi *F
Pi *P
Psi *Q
Rho *R
Sigma *S
Tau *T
Theta *H
Upsilon1 *U
Xi *C
Zeta *Z
alpha *a
beta *b
chi *x
delta *d
epsilon *e
uni03F5 +e
eta *y
gamma *g
iota *i
kappa *k
lambda *l
mu *m
nu *n
omega *w
omega1 +p
omicron *o
phi *f
phi1 +f
pi *p
psi *q
rho *r
sigma *s
sigma1 ts
tau *t
theta *h
theta1 +h
upsilon *u
xi *c
zeta *z