1#ifndef _PSYCHO_COMMON_H 2#define _PSYCHO_COMMON_H 3 4/* U2P Programmer's Manual, page 13-55, configuration space 5 * address format: 6 * 7 * 32 24 23 16 15 11 10 8 7 2 1 0 8 * --------------------------------------------------------- 9 * |0 0 0 0 0 0 0 0 1| bus | device | function | reg | 0 0 | 10 * --------------------------------------------------------- 11 */ 12#define PSYCHO_CONFIG_BASE(PBM) \ 13 ((PBM)->config_space | (1UL << 24)) 14#define PSYCHO_CONFIG_ENCODE(BUS, DEVFN, REG) \ 15 (((unsigned long)(BUS) << 16) | \ 16 ((unsigned long)(DEVFN) << 8) | \ 17 ((unsigned long)(REG))) 18 19static inline void *psycho_pci_config_mkaddr(struct pci_pbm_info *pbm, 20 unsigned char bus, 21 unsigned int devfn, 22 int where) 23{ 24 return (void *) 25 (PSYCHO_CONFIG_BASE(pbm) | 26 PSYCHO_CONFIG_ENCODE(bus, devfn, where)); 27} 28 29enum psycho_error_type { 30 UE_ERR, CE_ERR, PCI_ERR 31}; 32 33extern void psycho_check_iommu_error(struct pci_pbm_info *pbm, 34 unsigned long afsr, 35 unsigned long afar, 36 enum psycho_error_type type); 37 38extern irqreturn_t psycho_pcierr_intr(int irq, void *dev_id); 39 40extern int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize, 41 u32 dvma_offset, u32 dma_mask, 42 unsigned long write_complete_offset); 43 44extern void psycho_pbm_init_common(struct pci_pbm_info *pbm, 45 struct platform_device *op, 46 const char *chip_name, int chip_type); 47 48#endif /* _PSYCHO_COMMON_H */ 49