[Linux-parport] Parport data not tristated after use

Mark Hindley mark at hindley.org.uk
Fri Dec 1 13:35:43 EST 2006


I have compiled the  modules with DEBUG_PARPORT. The log files are
below. I hope that helps.

Thanks

Mark


Dec  1 18:26:19 mercury kernel: pnp: the driver 'parport_pc' has been registered
Dec  1 18:26:19 mercury kernel: pnp: match found with the PnP device '00:09' and the driver 'parport_pc'
Dec  1 18:26:19 mercury kernel: pnp: Res cnt 3
Dec  1 18:26:19 mercury kernel: pnp: res cnt 3
Dec  1 18:26:19 mercury kernel: pnp: Encode io
Dec  1 18:26:19 mercury kernel: pnp: Encode io
Dec  1 18:26:19 mercury kernel: pnp: Encode irq
Dec  1 18:26:19 mercury kernel: pnp: Device 00:09 activated.
Dec  1 18:26:19 mercury kernel: parport: PnPBIOS parport detected.
Dec  1 18:26:19 mercury kernel: __parport_pc_frob_control(20,20): 0c -> 2c
Dec  1 18:26:19 mercury kernel: parport_pc_write_data(c9d13800,0x55)
Dec  1 18:26:19 mercury kernel: parport_pc_read_data(c9d13800) = 0xff
Dec  1 18:26:19 mercury kernel: parport_pc_write_data(c9d13800,0xaa)
Dec  1 18:26:19 mercury kernel: parport_pc_read_data(c9d13800) = 0xff
Dec  1 18:26:19 mercury kernel: __parport_pc_frob_control(20,00): 2c -> 0c
Dec  1 18:26:19 mercury kernel: parport0: PC-style at 0x378, irq 7 [PCSPP,TRISTATE,EPP]
Dec  1 18:26:19 mercury kernel: parport_pc_write_data(c9d13800,0x00)
Dec  1 18:26:19 mercury kernel: __parport_pc_frob_control(20,00): 0c -> 0c
Dec  1 18:26:19 mercury kernel: parport0: cpp_daisy: aa5500ff(38)
Dec  1 18:26:19 mercury kernel: parport0: assign_addrs: aa5500ff(38)
Dec  1 18:26:19 mercury kernel: parport0: Peripheral not IEEE1284 compliant (0xDE)
Dec  1 18:26:19 mercury kernel: parport0: cpp_daisy: aa5500ff(38)
Dec  1 18:26:19 mercury kernel: parport0: assign_addrs: aa5500ff(38)
Dec  1 18:26:19 mercury kernel: parport0: Peripheral not IEEE1284 compliant (0xDE)
Dec  1 18:26:19 mercury kernel: parport_pc_write_data(c05b0c00,0xaa)
Dec  1 18:26:19 mercury kernel: parport_pc_read_data(c05b0c00) = 0xff
Dec  1 18:26:19 mercury kernel: parport_pc_write_data(c05b0c00,0xaa)
Dec  1 18:26:19 mercury kernel: parport_pc_read_data(c05b0c00) = 0xff
Dec  1 18:26:22 mercury kernel: ppdev: user-space parallel port driver



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