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5875013900
With the current kbuild infrastructure in place no other changes are required for this to work. Signed-off-by: Greg Ungerer <gerg@uclinux.org>
120 lines
3.1 KiB
C
120 lines
3.1 KiB
C
/****************************************************************************/
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/*
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* mcfpci.h -- PCI bridge on ColdFire eval boards.
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*
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* (C) Copyright 2000, Greg Ungerer (gerg@snapgear.com)
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* (C) Copyright 2000, Lineo Inc. (www.lineo.com)
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*/
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/****************************************************************************/
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#ifndef mcfpci_h
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#define mcfpci_h
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/****************************************************************************/
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#ifdef CONFIG_PCI
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/*
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* Address regions in the PCI address space are not mapped into the
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* normal memory space of the ColdFire. They must be accessed via
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* handler routines. This is easy for I/O space (inb/outb/etc) but
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* needs some code changes to support ordinary memory. Interrupts
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* also need to be vectored through the PCI handler first, then it
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* will call the actual driver sub-handlers.
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*/
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/*
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* Un-define all the standard I/O access routines.
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*/
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#undef inb
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#undef inw
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#undef inl
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#undef inb_p
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#undef inw_p
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#undef insb
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#undef insw
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#undef insl
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#undef outb
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#undef outw
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#undef outl
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#undef outb_p
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#undef outw_p
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#undef outsb
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#undef outsw
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#undef outsl
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#undef request_irq
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#undef free_irq
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#undef bus_to_virt
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#undef virt_to_bus
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/*
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* Re-direct all I/O memory accesses functions to PCI specific ones.
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*/
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#define inb pci_inb
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#define inw pci_inw
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#define inl pci_inl
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#define inb_p pci_inb
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#define inw_p pci_inw
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#define insb pci_insb
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#define insw pci_insw
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#define insl pci_insl
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#define outb pci_outb
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#define outw pci_outw
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#define outl pci_outl
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#define outb_p pci_outb
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#define outw_p pci_outw
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#define outsb pci_outsb
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#define outsw pci_outsw
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#define outsl pci_outsl
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#define request_irq pci_request_irq
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#define free_irq pci_free_irq
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#define virt_to_bus pci_virt_to_bus
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#define bus_to_virt pci_bus_to_virt
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#define CONFIG_COMEMPCI 1
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/*
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* Prototypes of the real PCI functions (defined in bios32.c).
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*/
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unsigned char pci_inb(unsigned int addr);
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unsigned short pci_inw(unsigned int addr);
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unsigned int pci_inl(unsigned int addr);
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void pci_insb(void *addr, void *buf, int len);
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void pci_insw(void *addr, void *buf, int len);
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void pci_insl(void *addr, void *buf, int len);
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void pci_outb(unsigned char val, unsigned int addr);
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void pci_outw(unsigned short val, unsigned int addr);
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void pci_outl(unsigned int val, unsigned int addr);
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void pci_outsb(void *addr, void *buf, int len);
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void pci_outsw(void *addr, void *buf, int len);
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void pci_outsl(void *addr, void *buf, int len);
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int pci_request_irq(unsigned int irq,
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void (*handler)(int, void *, struct pt_regs *),
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unsigned long flags,
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const char *device,
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void *dev_id);
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void pci_free_irq(unsigned int irq, void *dev_id);
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void *pci_bmalloc(int size);
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void pci_bmfree(void *bmp, int len);
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void pci_copytoshmem(unsigned long bmp, void *src, int size);
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void pci_copyfromshmem(void *dst, unsigned long bmp, int size);
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unsigned long pci_virt_to_bus(volatile void *address);
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void *pci_bus_to_virt(unsigned long address);
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void pci_bmcpyto(void *dst, void *src, int len);
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void pci_bmcpyfrom(void *dst, void *src, int len);
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#endif /* CONFIG_PCI */
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/****************************************************************************/
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#endif /* mcfpci_h */
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