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OS-9 Device Descriptor and Configuration Module Reference

OS-9 Device Descriptor and Configuration Module Reference

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SBF <strong>Device</strong> <strong>Descriptor</strong>sdd_typeEditMod Labels2-device descriptor data definitions4-device typeDD_TYPE4DescriptionIdentifies the I/O class of the device.Port Generic Default ValueMacroDT_SBFEditMod0x3Port Specific Override ValueRefer to SBF//DESC/config.des (Figure 4-3).Available Values<strong>Device</strong> type values are defined in the header file io.h, <strong>and</strong> are listed inTable 4-7.Table 4-7 dd_type Available ValuesDescription Macro EditModSequential Character File Type DT_SCF 0x0R<strong>and</strong>om Block File Type DT_RBF 0x1Pipe File Type DT_PIPE 0x2<strong>OS</strong>-9 <strong>Device</strong> <strong>Descriptor</strong> <strong>and</strong> <strong>Configuration</strong> <strong>Module</strong> <strong>Reference</strong> 423

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