OS-9 Device Descriptor and Configuration Module Reference
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OS-9 Device Descriptor and Configuration Module Reference

OS-9 Device Descriptor and Configuration Module Reference OS-9 Device Descriptor and Configuration Module Reference

rab.ict.pwr.wroc.pl
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13.07.2015 Views

6PCFTMDevice Descriptors MICROWAREdd_classDD_CLASSEditMod Labels1-module header2-device descriptor data definitions8-device class (sequential or random)DescriptionUsed to identify the class of the device, whether it is random orsequential access.Port Generic Default ValueMacroDC_RNDEditMod0x2Port Specific Override ValueRefer to PCF//DESC/config.des (Figure 6-3).Available ValuesDevice class available values are defined in the header file, io.h, andin Table 6-10.Table 6-10 dd_class Available ValuesDescription Macro EditModSequential access device DC_SEQ 0x0001Random access device DC_RND 0x0002540 OS-9 Device Descriptor and Configuration Module Reference

PCF Device DescriptorsPCF Path Option Fields6The following section contains the PCF path option fields in the orderthey appear during an interactive EditMod session. Defined fields canappear in a different order in config.des.Table 6-11 PCF Path Option FieldsFieldpd_sidpd_vfypd_formatpd_cylpd_blkpd_t0bpd_saspd_ilvpd_toffspd_boffspd_tryspd_bsizepd_cntlDescription File MacroSIDESVERIFYFORMATCYLNDRSBLKSTRKBLKSTRK0SEGSIZEINTRLVTRKOFFSBLKOFFSTRYSBLKSIZECONTROLOS-9 Device Descriptor and Configuration Module Reference 541

PCF <strong>Device</strong> <strong>Descriptor</strong>sPCF Path Option Fields6The following section contains the PCF path option fields in the orderthey appear during an interactive EditMod session. Defined fields canappear in a different order in config.des.Table 6-11 PCF Path Option FieldsFieldpd_sidpd_vfypd_formatpd_cylpd_blkpd_t0bpd_saspd_ilvpd_toffspd_boffspd_tryspd_bsizepd_cntlDescription File MacroSIDESVERIFYFORMATCYLNDRSBLKSTRKBLKSTRK0SEGSIZEINTRLVTRKOFFSBLKOFFSTRYSBLKSIZECONTROL<strong>OS</strong>-9 <strong>Device</strong> <strong>Descriptor</strong> <strong>and</strong> <strong>Configuration</strong> <strong>Module</strong> <strong>Reference</strong> 541

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