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- /*
- * MCA bus driver code
- *
- * Abstracted from 3c509.c.
- *
- */
-
- #ifndef MCA_H
- #define MCA_H
-
- /*
- * MCA constants
- *
- */
-
- #define MCA_MOTHERBOARD_SETUP_REG 0x94
- #define MCA_ADAPTER_SETUP_REG 0x96
- #define MCA_MAX_SLOT_NR 8
- #define MCA_POS_REG(n) (0x100+(n))
-
- /* Is there a standard that would define this? */
- #include "isa_ids.h"
- #define GENERIC_MCA_VENDOR ISA_VENDOR ( 'M', 'C', 'A' )
-
- /*
- * A physical MCA device
- *
- */
- struct mca_device {
- char *magic; /* must be first */
- const char *name;
- unsigned int slot;
- unsigned char pos[8];
- int already_tried;
- };
- #define MCA_ID(mca) ( ( (mca)->pos[1] << 8 ) + (mca)->pos[0] )
-
- /*
- * An individual MCA device identified by ID
- *
- */
- struct mca_id {
- const char *name;
- int id;
- };
-
- /*
- * An MCA driver, with a device ID (struct mca_id) table.
- *
- */
- struct mca_driver {
- const char *name;
- struct mca_id *ids;
- unsigned int id_count;
- };
-
- /*
- * Define an MCA driver
- *
- */
- #define MCA_DRIVER( driver_name, mca_ids ) { \
- .name = driver_name, \
- .ids = mca_ids, \
- .id_count = sizeof ( mca_ids ) / sizeof ( mca_ids[0] ), \
- }
-
- /*
- * Functions in mca.c
- *
- */
- extern int find_mca_device ( struct mca_device *mca,
- struct mca_driver *driver );
- extern int find_mca_boot_device ( struct dev *dev, struct mca_driver *driver );
-
- #endif
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