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kernel
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linux
m68knommu: remove special interrupt handling code for ne2k support
The improved interrupt support for ColdFire CPU cores means we no
longer need all the interrupt setup and ack hacks to support the NE2000
driver on ColdFire platforms. Remove all that code.
Signed-off-by: Greg Ungerer <gerg@uclinux.org>
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arch/m68k/include/asm/mcfne.h
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arch/m68k/include/asm/mcfne.h
···
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#endif /* NE2000_OFFOFFSET */
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/****************************************************************************/
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#ifdef COLDFIRE_NE2000_FUNCS
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/*
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* Lastly the interrupt set up code...
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* Minor differences between the different board types.
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*/
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#if defined(CONFIG_ARN5206)
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void ne2000_irqsetup(int irq)
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{
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volatile unsigned char *icrp;
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icrp = (volatile unsigned char *) (MCF_MBAR + MCFSIM_ICR4);
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*icrp = MCFSIM_ICR_LEVEL4 | MCFSIM_ICR_PRI2;
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mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT4);
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}
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#endif
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#if defined(CONFIG_M5206eC3)
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void ne2000_irqsetup(int irq)
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{
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volatile unsigned char *icrp;
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icrp = (volatile unsigned char *) (MCF_MBAR + MCFSIM_ICR4);
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*icrp = MCFSIM_ICR_LEVEL4 | MCFSIM_ICR_PRI2 | MCFSIM_ICR_AUTOVEC;
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mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT4);
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}
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#endif
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#if defined(CONFIG_M5206e) && defined(CONFIG_NETtel)
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void ne2000_irqsetup(int irq)
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{
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mcf_autovector(irq);
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}
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#endif
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#if defined(CONFIG_M5272) && defined(CONFIG_NETtel)
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void ne2000_irqsetup(int irq)
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{
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volatile unsigned long *icrp;
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volatile unsigned long *pitr;
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/* The NE2000 device uses external IRQ3 */
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icrp = (volatile unsigned long *) (MCF_MBAR + MCFSIM_ICR1);
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*icrp = (*icrp & 0x77077777) | 0x00d00000;
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pitr = (volatile unsigned long *) (MCF_MBAR + MCFSIM_PITR);
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*pitr = *pitr | 0x20000000;
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}
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void ne2000_irqack(int irq)
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{
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volatile unsigned long *icrp;
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/* The NE2000 device uses external IRQ3 */
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icrp = (volatile unsigned long *) (MCF_MBAR + MCFSIM_ICR1);
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*icrp = (*icrp & 0x77777777) | 0x00800000;
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}
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#endif
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#if defined(CONFIG_M5307) || defined(CONFIG_M5407)
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#if defined(CONFIG_NETtel) || defined(CONFIG_SECUREEDGEMP3)
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void ne2000_irqsetup(int irq)
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{
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mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT3);
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mcf_autovector(irq);
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}
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#else
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void ne2000_irqsetup(int irq)
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{
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mcf_setimr(mcf_getimr() & ~MCFSIM_IMR_EINT3);
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}
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#endif /* ! CONFIG_NETtel || CONFIG_SECUREEDGEMP3 */
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#endif /* CONFIG_M5307 || CONFIG_M5407 */
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#endif /* COLDFIRE_NE2000_FUNCS */
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/****************************************************************************/
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#endif /* mcfne_h */