Add serial write read lock

[iory]

No description provided.

[github-actions]

Coverage Report

File	Stmts	Miss	Cover	Missing
rcb4
__init__.py	6	2	66%	8–9
armh7interface.py	581	307	47%	105–107, 109, 127, 153–155, 165, 175–177, 181, 187–188, 194, 202, 206, 229–230, 232–242, 268–269, 272, 285–299, 302–313, 316–324, 326–329, 331–338, 340–341, 343–344, 346–347, 370–373, 375–380, 386, 393, 409, 459–467, 470–472, 476–480, 484–486, 489–490, 493–494, 497–499, 502–509, 511–518, 520–522, 525–533, 542, 547–548, 551–554, 559, 564–568, 570–572, 574–575, 577–578, 587–589, 592, 594, 600–601, 603–604, 606–607, 609–611, 613–614, 616–617, 619–620, 622–623, 625, 629–632, 636, 639, 642, 645–648, 651–658, 661–662, 665, 668–669, 672–673, 676–677, 680–682, 685–687, 690–698, 700–703, 705–711, 713–715, 717–718, 720, 722–729, 731, 734–739, 742, 745–748, 751, 755–757, 762–770, 774–782, 823, 825–827, 831–832
asm.py	24	5	79%	122–125, 129
ctype_utils.py	6	0	100%
rcb4interface.py	17	0	100%
struct_header.py	19	0	100%
rcb4/data
__init__.py	38	17	55%	30, 41–43, 46, 51, 53–59, 65, 69–70, 72
tests/rcb4_tests
__init__.py	0	0	100%
test_armh7interface.py	25	1	96%	35
TOTAL	716	332	53%

Tests	Skipped	Failures	Errors	Time
1	0 💤	0 ❌	0 🔥	10.705s ⏱️