[mirror_ubuntu-bionic-kernel.git] / arch / sparc / kernel / psycho_common.h

#ifndef _PSYCHO_COMMON_H
#define _PSYCHO_COMMON_H

/* U2P Programmer's Manual, page 13-55, configuration space
 * address format:
 * 
 *  32             24 23 16 15    11 10       8 7   2  1 0
 * ---------------------------------------------------------
 * |0 0 0 0 0 0 0 0 1| bus | device | function | reg | 0 0 |
 * ---------------------------------------------------------
 */
#define PSYCHO_CONFIG_BASE(PBM)	\
	((PBM)->config_space | (1UL << 24))
#define PSYCHO_CONFIG_ENCODE(BUS, DEVFN, REG)	\
	(((unsigned long)(BUS)   << 16) |	\
	 ((unsigned long)(DEVFN) << 8)  |	\
	 ((unsigned long)(REG)))

static inline void *psycho_pci_config_mkaddr(struct pci_pbm_info *pbm,
					     unsigned char bus,
					     unsigned int devfn,
					     int where)
{
	return (void *)
		(PSYCHO_CONFIG_BASE(pbm) |
		 PSYCHO_CONFIG_ENCODE(bus, devfn, where));
}

enum psycho_error_type {
	UE_ERR, CE_ERR, PCI_ERR
};

void psycho_check_iommu_error(struct pci_pbm_info *pbm,
			      unsigned long afsr,
			      unsigned long afar,
			      enum psycho_error_type type);

irqreturn_t psycho_pcierr_intr(int irq, void *dev_id);

int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize,
		      u32 dvma_offset, u32 dma_mask,
		      unsigned long write_complete_offset);

void psycho_pbm_init_common(struct pci_pbm_info *pbm,
			    struct platform_device *op,
			    const char *chip_name, int chip_type);

#endif /* _PSYCHO_COMMON_H */
Commit	Line	Data
a21cff3e DM	1	#ifndef _PSYCHO_COMMON_H
	2	#define _PSYCHO_COMMON_H
	3
2e57572a DM	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
	19	static 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
e6e00372 DM	29	enum psycho_error_type {
	30	UE_ERR, CE_ERR, PCI_ERR
	31	};
	32
2e74a74f SR	33	void psycho_check_iommu_error(struct pci_pbm_info *pbm,
	34	unsigned long afsr,
	35	unsigned long afar,
	36	enum psycho_error_type type);
e6e00372	37
2e74a74f	38	irqreturn_t psycho_pcierr_intr(int irq, void *dev_id);
e6e00372	39
2e74a74f SR	40	int psycho_iommu_init(struct pci_pbm_info *pbm, int tsbsize,
	41	u32 dvma_offset, u32 dma_mask,
	42	unsigned long write_complete_offset);
a21cff3e	43
2e74a74f SR	44	void psycho_pbm_init_common(struct pci_pbm_info *pbm,
	45	struct platform_device *op,
	46	const char *chip_name, int chip_type);
1c03a55c	47
a21cff3e	48	#endif /* _PSYCHO_COMMON_H */