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CMSIS-Zone
System Resource Management
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CMSIS-Zone
System Resource Management
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The /rzone/device element specifies the device of the system that integrates the processors.
| Parent Element | Element Chain | ||
|---|---|---|---|
| rzone | /rzone element | ||
| Attributes | Description | Type | Use |
| Dvendor | The devices vendor identifier. | xs:string | required |
| Dname | Specifies the name of the device. Only alphabetical characters, decimal digits, '-' and '_' are allowed. | RestrictedString | required |
| info | Brief description of the device. | xs:string | optional |
| Child Elements | Description | Type | Occurrence |
| package | Optional reference to the Software Pack this device is provided by. | complexType | 0..1 |
| processor | Processing elements and associated features embedded in the device. | complexType | 1..* |
The /rzone/device/package element refers to the Software Pack that provides the Device Family Pack (DFP) for the device.
| Parent Element | Element Chain | ||
|---|---|---|---|
| device | /rzone/device element | ||
| Attributes | Description | Type | Use |
| name | The unique pack name. | xs:string | required |
| url | The URL the pack can be obtained from. | xs:string | optional |
| vendor | The pack vendor name. | xs:string | required |
| version | The pack version. | xs:string | optional |
| info | Brief description of the Software Pack. | xs:string | optional |
The /rzone/device/processor element defines the processing elements integrated in the device. The information in this element is identical with CMSIS-Pack, except that it provides an additional 'info' attribute.
| Parent Element | Element Chain | ||
|---|---|---|---|
| device | /rzone/device element | ||
| Attributes | Description | Type | Use |
| Pname | Processor identifier. This attribute is mandatory for devices that embed multiple processors. | RestrictedString | required for all multi-core devices |
| Punits | Specifies the number of processor units in a symmetric multi-processor core (MPCore). Defaults to single-core CPU (1) when left empty. | InstancesType | required for all multi-core devices |
| Dcore | Specifies the processor core. | DcoreEnum | required |
| Dfpu | Specifies whether a hardware Floating Point Unit is present in the processor. | DfpuEnum | required |
| Dmpu | Specifies whether a Memory Protection Unit is present in the processor. | DmpuEnum | required |
| Dtz | Specifies whether an Armv8-M based device implements TrustZone. | DtzEnum | required for ARMv8-M based devices |
| Ddsp | Specifies whether a device supports the DSP instructions set. | DdspEnum | required |
| Dendian | Specifies the endianess of the processor. | DendianEnum | required |
| Dclock | Specifies the max clock frequency of the processor subsystem | xs:unsignedInt | required |
| DcoreVersion | Hardware revision of the processor core | xs:string | required |
| DnumInterrupts | Number of NVIC interrupt sources available to the processor core (excludes exception vectors). | NonNegativeInteger | required for Armv8-M with TrustZone |
| DnumMpuRegions | Number of regions in the Memory Protection Unit (MPU) of the processor core. (Default: 8 when Dmpu is enabled) | NonNegativeInteger | optional |
| DnumSauRegions | Number of regions in the Security Attribution Unit (SAU) of the processor core. | NonNegativeInteger | required for Armv8-M with TrustZone |
| info | Brief description of the processor. | xs:string | optional |