# OSB1  Osborne 1 - SSSD 48 tpi 5.25" - 256 x 10
diskdef osb1
  seclen 256
  tracks 40
  sectrk 10
  blocksize 2048
  maxdir 64
  skew 2
  boottrk 3
  os 2.2
end

# libdsk data below
[osb1]
description = OSB1  Osborne 1 - SSSD 48 tpi 5.25" - 256 x 10
cylinders = 40
heads = 1
secsize = 256
sectors = 10
secbase = 1
datarate = SD


# OSB2  Osborne 1 - SSDD 48 tpi 5.25" - 1024 x 5
diskdef osb2
  seclen 1024
  tracks 40
  sectrk 5
  blocksize 1024
  maxdir 64
  skew 1
  boottrk 3
  os 2.2
end

# libdsk data below
[osb2]
description = OSB2  Osborne 1 - SSDD 48 tpi 5.25" - 1024 x 5
cylinders = 40
heads = 1
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB3  Osborne Executive - SSDD 48 tpi 5.25" - 1024 x 5
diskdef osb3
  seclen 1024
  tracks 40
  sectrk 5
  blocksize 1024
  maxdir 64
  skew 1
  boottrk 3
  os 2.2
end

# libdsk data below
[osb3]
description = OSB3  Osborne Executive - SSDD 48 tpi 5.25" - 1024 x 5
cylinders = 40
heads = 1
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB4  Osborne G2 System - DSDD 48 tpi 5.25" - 1024 x 5
diskdef osb4
  seclen 1024
  tracks 40
  sectrk 10
  blocksize 2048
  maxdir 128
  skew 1
  offset 20480
  boottrk 0
  os 2.2
end

# libdsk data below
[osb4]
description = OSB4  Osborne G2 System - DSDD 48 tpi 5.25" - 1024 x 5
sides = extsurface
cylinders = 80
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB5  Osborne G2 System - DSDD 96 tpi 5.25" - 1024 x 5
diskdef osb5
  seclen 1024
  tracks 80
  sectrk 10
  blocksize 2048
  maxdir 256
  skew 1
  offset 20480
  boottrk 0
  os 2.2
end

# libdsk data below
[osb5]
description = OSB5  Osborne G2 System - DSDD 96 tpi 5.25" - 1024 x 5
sides = extsurface
cylinders = 160
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB6  Osborne 1 + Osmosis - DSDD 96 tpi 5.25" - 512 x 10
diskdef osb6
  seclen 512
  tracks 80
  sectrk 10
  blocksize 2048
  maxdir 128
  skew 2
  boottrk 6
  os 2.2
end

# libdsk data below
[osb6]
description = OSB6  Osborne 1 + Osmosis - DSDD 96 tpi 5.25" - 512 x 10
sides = alt
cylinders = 80
heads = 2
secsize = 512
sectors = 10
secbase = 1
datarate = DD


# OSB7  Osborne Nuevo - DSDD 48 tpi 5.25" - 1024 x 5
diskdef osb7
  seclen 1024
  tracks 40
  sectrk 10
  blocksize 2048
  maxdir 128
  skew 2
  offset 10240
  boottrk 0
  os 2.2
end

# libdsk data below
[osb7]
description = OSB7  Osborne Nuevo - DSDD 48 tpi 5.25" - 1024 x 5
sides = extsurface
cylinders = 80
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB8  Osborne Vixen - DSDD 48 tpi 5.25" - 1024 x 5
diskdef osb8
  seclen 1024
  tracks 80
  sectrk 5
  blocksize 2048
  maxdir 128
  skew 2
  boottrk 2
  os 2.2
end

# libdsk data below
[osb8]
description = OSB8  Osborne Vixen - DSDD 48 tpi 5.25" - 1024 x 5
sides = alt
cylinders = 80
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSB9  Osborne Executive w/Z3 - DSDD 96 tpi 5.25" - 1024 x 5
diskdef osb9
  seclen 1024
  tracks 160
  sectrk 5
  blocksize 2048
  maxdir 128
  skew 2
  boottrk 2
  os 2.2
end

# libdsk data below
[osb9]
description = OSB9  Osborne Executive w/Z3 - DSDD 96 tpi 5.25" - 1024 x 5
sides = alt
cylinders = 160
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSBA  Osborne Executive Dig. Arts - DSDD 48 tpi 5.25" - 1024 x 5
diskdef osba
  seclen 1024
  tracks 80
  sectrk 5
  blocksize 2048
  maxdir 128
  skew 2
  boottrk 2
  os 2.2
end

# libdsk data below
[osba]
description = OSBA  Osborne Executive Dig. Arts - DSDD 48 tpi 5.25" - 1024 x 5
sides = alt
cylinders = 80
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD


# OSBB  Osborne Nuevo 2.1 - DSDD 96 tpi 5.25" - 1024 x 5
diskdef osbb
  seclen 1024
  tracks 160
  sectrk 5
  blocksize 2048
  maxdir 256
  skew 1
  boottrk 2
  os 2.2
end

# libdsk data below
[osbb]
description = OSBB  Osborne Nuevo 2.1 - DSDD 96 tpi 5.25" - 1024 x 5
sides = alt
cylinders = 160
heads = 2
secsize = 1024
sectors = 5
secbase = 1
datarate = DD 
