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pci_user.h revision 1.2.10.3 
      1 /*
      2  * Possible userfeature macro flags:
      3  *
      4  *   RUMPCOMP_USERFEATURE_PCI_DMAFREE:
      5  *	Support free'ing DMA memory.  If not, panic() when free() is called.
      6  *
      7  *   RUMPCOMP_USERFEATURE_PCI_IOSPACE
      8  *	Support for PCI I/O space.  If yes, rumpcomp_pci_iospace_init()
      9  *	must be provided.
     10  */
     11 
     12 #include "rumpcomp_userfeatures_pci.h"
     13 
     14 void *rumpcomp_pci_map(unsigned long, unsigned long);
     15 int rumpcomp_pci_confread(unsigned, unsigned, unsigned, int, unsigned int *);
     16 int rumpcomp_pci_confwrite(unsigned, unsigned, unsigned, int, unsigned int);
     17 
     18 int rumpcomp_pci_irq_map(unsigned, unsigned, unsigned, int, unsigned);
     19 void *rumpcomp_pci_irq_establish(unsigned, int (*)(void *), void *);
     20 
     21 /* XXX: needs work: support boundary-restricted allocations */
     22 int rumpcomp_pci_dmalloc(size_t, size_t, unsigned long *, unsigned long *);
     23 #ifdef RUMPCOMP_USERFEATURE_PCI_DMAFREE
     24 void rumpcomp_pci_dmafree(unsigned long, size_t);
     25 #endif
     26 
     27 struct rumpcomp_pci_dmaseg {
     28 	unsigned long ds_pa;
     29 	unsigned long ds_len;
     30 	unsigned long ds_vacookie;
     31 };
     32 int rumpcomp_pci_dmamem_map(struct rumpcomp_pci_dmaseg *, size_t, size_t,
     33 			    void **);
     34 
     35 unsigned long rumpcomp_pci_virt_to_mach(void *);
     36 
     37 #ifdef RUMPCOMP_USERFEATURE_PCI_IOSPACE
     38 int rumpcomp_pci_iospace_init(void);
     39 #endif
     40