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comparison defs/rbfdefs @ 1205:383d5981c23f

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Updated for anticipation of 256-2048 byte sector support
author boisy
date Tue, 03 Jun 2003 15:21:39 +0000
parents 0a678473d5cf
children 7e26b1ec9738
comparison
equal deleted inserted replaced
1204:57157a062b5d 1205:383d5981c23f
61 * 1987/06/23 Kevin K. Darling 61 * 1987/06/23 Kevin K. Darling
62 * Updated with Dev Desc Info 62 * Updated with Dev Desc Info
63 * 63 *
64 * 2003/06/02 Boisy G. Pitre 64 * 2003/06/02 Boisy G. Pitre
65 * Updated comments for clarity. 65 * Updated comments for clarity.
66 * Added TYP.256-TYP.2048 definitions for future expansion.
66 67
67 nam RBFDefs 68 nam RBFDefs
68 ttl Random Block File Manager Definitions 69 ttl Random Block File Manager Definitions
69 70
70 71
88 IT.ILV rmb 1 Sector interleave offset 89 IT.ILV rmb 1 Sector interleave offset
89 IT.SAS rmb 1 Segment allocation size 90 IT.SAS rmb 1 Segment allocation size
90 91
91 * IT.TYP/IT.DNS/IT.STP bit definitions 92 * IT.TYP/IT.DNS/IT.STP bit definitions
92 * 93 *
94 TYP.256 equ %00000000 256 byte sector device
95 TYP.512 equ %00000010 512 byte sector device
96 TYP.1024 equ %00000100 1024 byte sector device
97 TYP.2048 equ %00000110 2048 byte sector device
98 TYP.SSM equ %00000110 Sector size mask
93 TYP.FLP equ %00000000 Floppy disk 99 TYP.FLP equ %00000000 Floppy disk
94 TYP.HARD equ %10000000 Hard disk 100 TYP.HARD equ %10000000 Hard disk
95 101
96 * The following TYP and DNS bit definitions are applicable 102 * The following TYP and DNS bit definitions are applicable
97 * only if the TYP.FLP bit is clear. 103 * only if the TYP.FLP bit is clear.