Tools: port for STM32L4+ processor

Added support for stm32l4+ processor

- Added scripts for hwdef generation
- Tested in custom hardware prototype (stm32l4r5vit6)
- Tested all peripherals and auto pilot modes.

Tools/AP_Bootloader/bl_protocol.cpp

@@ -316,6 +316,9 @@ jump_to_app()
 #elif defined(STM32L4)
     rccDisableAPB1R1(~0);
     rccDisableAPB1R2(~0);
+#elif defined(STM32L4PLUS)
+    rccDisableAPB1R1(~0);
+    rccDisableAPB1R2(~0);
 #else
     rccDisableAPB1(~0);
 #endif

Tools/CPUInfo/output-PixFlamingo.txt

@@ -0,0 +1,71 @@
+SYSCLK 120MHz
+Type sizes:
+char      : 1
+short     : 2
+int       : 4
+long      : 4
+long long : 8
+bool      : 1
+void*     : 4
+printing NaN: nan
+printing +Inf: inf
+printing -Inf: -inf
+
+Operation timings:
+Note: timings for some operations are very data dependent
+nop         0.0105 usec/call
+micros()    0.9710 usec/call
+micros16()  0.1179 usec/call
+millis()    2.0830 usec/call
+millis16()  2.1672 usec/call
+micros64()  1.0273 usec/call
+fadd        0.0648 usec/call
+fsub        0.0630 usec/call
+fmul        0.0656 usec/call
+fdiv /=     0.1738 usec/call
+fdiv 2/x    0.1668 usec/call
+dadd        0.8870 usec/call
+dsub        0.8592 usec/call
+dmul        0.4650 usec/call
+ddiv        0.5958 usec/call
+sinf()      1.3428 usec/call
+cosf()      1.2680 usec/call
+arm_sin_f32()  0.4202 usec/call
+arm_cos_f32()  0.4472 usec/call
+tanf()      2.0798 usec/call
+acosf()     1.3822 usec/call
+asinf()     1.4354 usec/call
+atan2f()    2.0736 usec/call
+sqrtf()     0.1790 usec/call
+sin()       1.3470 usec/call
+cos()       1.2674 usec/call
+tan()       2.0820 usec/call
+acos()      1.3848 usec/call
+asin()      1.4472 usec/call
+atan2()     2.0726 usec/call
+sqrt()      0.1834 usec/call
+arm_sqrt_f32()  0.2216 usec/call
+sq()        0.0490 usec/call
+powf(v,2)   0.0478 usec/call
+powf(v,3.1)  6.9318 usec/call
+EKF        48.7400 usec/call
+iadd8       0.0854 usec/call
+isub8       0.0850 usec/call
+imul8       0.0820 usec/call
+idiv8       0.0870 usec/call
+iadd16      0.0584 usec/call
+isub16      0.0630 usec/call
+imul16      0.0602 usec/call
+idiv16      0.1202 usec/call
+iadd32      0.0478 usec/call
+isub32      0.0544 usec/call
+imul32      0.0496 usec/call
+idiv32      0.0884 usec/call
+iadd64      0.0990 usec/call
+isub64      0.1028 usec/call
+imul64      0.1518 usec/call
+idiv64      0.9588 usec/call
+memcpy128   0.9161 usec/call
+memset128   1.0854 usec/call
+delay(1)   1018.43 usec/call
+SEM         2.2314 usec/call