CMSIS notes - Revision history

Ted at 17:16, 27 December 2023

2023-12-27T17:16:33Z

2023-04-26T05:22:18Z

2021-11-07T03:09:15Z

Adding note on important Kconfig / CMSIS setting CONFIG_CMSIS_DSP_TRANSFORM=y.

2021-11-05T06:17:05Z

2021-11-04T22:29:25Z

Starting local page on CMSIS embedded libraries.

New page

* https://arm-software.github.io/CMSIS_5/Core/html/index.html
<ul>
* https://arm-software.github.io/CMSIS_5/Core/html/using_TrustZone_pg.html
</ul>

@@ Line 13: / Line 13: @@
-In CMSIS file `arm_math.h`:
+In CMSIS file `./modules/hal/cmsis/CMSIS/DSP/Include/arm_math_types.h`:
 <pre>
@@ Line 31: / Line 31: @@
    } arm_status;
 </pre>
 -11-06 SAT:

← Older revision	Revision as of 05:22, 26 April 2023
Line 1:	Line 1:
	+
	+	CMSIS: The Common Microcontroller Software Interface Standard
	+
	+
	+	Starting point naming elements of CMSIS:<br />
	+	* https://developer.arm.com/tools-and-software/embedded/cmsis

← Older revision		Revision as of 03:09, 7 November 2021
Line 26:		Line 26:
	</pre>		</pre>

		+	2021-11-06 SAT:
		+
		+	To make use of ARM RFFT FAST functions, in Zephyr app must assign 'y' to the Kconfig symbol CONFIG_CMSIS_DSP_TRANSFORM as in this post:
		+
		+	* https://github.com/zephyrproject-rtos/zephyr/issues/32206


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← Older revision		Revision as of 06:17, 5 November 2021
Line 5:		Line 5:
	* https://arm-software.github.io/CMSIS_5/Core/html/using_TrustZone_pg.html		* https://arm-software.github.io/CMSIS_5/Core/html/using_TrustZone_pg.html
	</ul>		</ul>
		+
		+
		+	In CMSIS file `arm_math.h`:
		+
		+	<pre>
		+	503 /**
		+	504 * @brief Error status returned by some functions in the library.
		+	505 */
		+	506
		+	507 typedef enum
		+	508 {
		+	509 ARM_MATH_SUCCESS = 0, /*< No error /
		+	510 ARM_MATH_ARGUMENT_ERROR = -1, /*< One or more arguments are incorrect /
		+	511 ARM_MATH_LENGTH_ERROR = -2, /*< Length of data buffer is incorrect /
		+	512 ARM_MATH_SIZE_MISMATCH = -3, /*< Size of matrices is not compatible with the operation /
		+	513 ARM_MATH_NANINF = -4, /*< Not-a-number (NaN) or infinity is generated /
		+	514 ARM_MATH_SINGULAR = -5, /*< Input matrix is singular and cannot be inverted /
		+	515 ARM_MATH_TEST_FAILURE = -6 /*< Test Failed /
		+	516 } arm_status;
		+	</pre>
		+
		+
		+
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