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The following Innes Corp hardware has BSD/GPL licensed drivers available:

RadCap AM card:

Version 0.0.0 (uses the Video4Linux v1 API):

RadCap FM card:

Version 0.1.3 2004May25 (uses the Video4Linux v1 API):
Patch against linux kernel == 2.4.25 and kernel >= 2.4.32
Simple user space program (setfm.c) to control the kernel module (for 0.1.x, will also adjust channel 0 of the 0.0.0 module)

CHANGES:

  • Removed possible race condition from IRQ handler.
  • Busy waits in fm_wme() and fm_serial() are gone.

TODO:

  • The read function is very inefficient - need to synchronise the two read streams and then process the buffers concurrently

Version 0.1.2 2003Nov11 (uses the Video4Linux v1 API):
The kernel module on its own
Patch against linux kernel >= 2.4.25 2004Feb26

CHANGES:

  • Reintroduced a workaround for the AMCC 5933 bug in the FSM required by some motherboards (Compaq).

Version 0.1.1 2003Jul17 (uses the Video4Linux v1 API):
The kernel module on its own
Patch against linux kernel >= 2.4.21

CHANGES:

  • SMP safety
  • Frequency setting function enforces step size

Version 0.1.0 2003Jul15 (uses the Video4Linux v1 API):
The kernel module on its own Patch against linux kernel >= 2.4.21

CHANGES:

  • Each receiver is available as a separate device with separate controls
  • Sampling rate and deemphasis change supported

Version 0.0.0 2003Jun10 (uses the Video4Linux v1 API):
The kernel module on its own
Patch against linux kernel 2.4.20
Patch against linux kernel 2.4.21


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