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Release 4.14 include/linux/eisa.h

Directory: include/linux
/* SPDX-License-Identifier: GPL-2.0 */
#ifndef _LINUX_EISA_H

#define _LINUX_EISA_H

#include <linux/ioport.h>
#include <linux/device.h>
#include <linux/mod_devicetable.h>


#define EISA_MAX_SLOTS 8


#define EISA_MAX_RESOURCES 4

/* A few EISA constants/offsets... */


#define EISA_DMA1_STATUS            8

#define EISA_INT1_CTRL           0x20

#define EISA_INT1_MASK           0x21

#define EISA_INT2_CTRL           0xA0

#define EISA_INT2_MASK           0xA1

#define EISA_DMA2_STATUS         0xD0

#define EISA_DMA2_WRITE_SINGLE   0xD4

#define EISA_EXT_NMI_RESET_CTRL 0x461

#define EISA_INT1_EDGE_LEVEL    0x4D0

#define EISA_INT2_EDGE_LEVEL    0x4D1

#define EISA_VENDOR_ID_OFFSET   0xC80

#define EISA_CONFIG_OFFSET      0xC84


#define EISA_CONFIG_ENABLED         1

#define EISA_CONFIG_FORCED          2

/* There is not much we can say about an EISA device, apart from
 * signature, slot number, and base address. dma_mask is set by
 * default to parent device mask..*/


struct eisa_device {
	
struct eisa_device_id id;
	
int                   slot;
	
int                   state;
	
unsigned long         base_addr;
	
struct resource       res[EISA_MAX_RESOURCES];
	
u64                   dma_mask;
	
struct device         dev; /* generic device */
#ifdef CONFIG_EISA_NAMES
	
char		      pretty_name[50];
#endif
};


#define to_eisa_device(n) container_of(n, struct eisa_device, dev)


static inline int eisa_get_region_index (void *addr) { unsigned long x = (unsigned long) addr; x &= 0xc00; return (x >> 12); }

Contributors

PersonTokensPropCommitsCommitProp
Marc Zyngier32100.00%1100.00%
Total32100.00%1100.00%

struct eisa_driver { const struct eisa_device_id *id_table; struct device_driver driver; }; #define to_eisa_driver(drv) container_of(drv,struct eisa_driver, driver) /* These external functions are only available when EISA support is enabled. */ #ifdef CONFIG_EISA extern struct bus_type eisa_bus_type; int eisa_driver_register (struct eisa_driver *edrv); void eisa_driver_unregister (struct eisa_driver *edrv); #else /* !CONFIG_EISA */
static inline int eisa_driver_register (struct eisa_driver *edrv) { return 0; }

Contributors

PersonTokensPropCommitsCommitProp
Maciej W. Rozycki15100.00%1100.00%
Total15100.00%1100.00%


static inline void eisa_driver_unregister (struct eisa_driver *edrv) { }

Contributors

PersonTokensPropCommitsCommitProp
Maciej W. Rozycki11100.00%1100.00%
Total11100.00%1100.00%

#endif /* !CONFIG_EISA */ /* Mimics pci.h... */
static inline void *eisa_get_drvdata (struct eisa_device *edev) { return dev_get_drvdata(&edev->dev); }

Contributors

PersonTokensPropCommitsCommitProp
Marc Zyngier1881.82%150.00%
Greg Kroah-Hartman418.18%150.00%
Total22100.00%2100.00%


static inline void eisa_set_drvdata (struct eisa_device *edev, void *data) { dev_set_drvdata(&edev->dev, data); }

Contributors

PersonTokensPropCommitsCommitProp
Marc Zyngier2180.77%150.00%
Greg Kroah-Hartman519.23%150.00%
Total26100.00%2100.00%

/* The EISA root device. There's rumours about machines with multiple * busses (PA-RISC ?), so we try to handle that. */ struct eisa_root_device { struct device *dev; /* Pointer to bridge device */ struct resource *res; unsigned long bus_base_addr; int slots; /* Max slot number */ int force_probe; /* Probe even when no slot 0 */ u64 dma_mask; /* from bridge device */ int bus_nr; /* Set by eisa_root_register */ struct resource eisa_root_res; /* ditto */ }; int eisa_root_register (struct eisa_root_device *root); #ifdef CONFIG_EISA extern int EISA_bus; #else # define EISA_bus 0 #endif #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Marc Zyngier28377.75%433.33%
Maciej W. Rozycki369.89%18.33%
Andrew Morton154.12%18.33%
Greg Kroah-Hartman102.75%216.67%
Richard Henderson102.75%18.33%
Matthew Wilcox61.65%18.33%
Michael Tokarev30.82%18.33%
Kay Sievers10.27%18.33%
Total364100.00%12100.00%
Directory: include/linux
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