-#define EISA_MFCTR_CHAR0(ID) (char)(((ID>>26) & 0x1F) | '@') /* Bits 26-30 */
-#define EISA_MFCTR_CHAR1(ID) (char)(((ID>>21) & 0x1F) | '@') /* Bits 21-25 */
-#define EISA_MFCTR_CHAR2(ID) (char)(((ID>>16) & 0x1F) | '@') /* Bits 16-20 */
-#define EISA_PRODUCT_ID(ID) (short)((ID>>4) & 0xFFF) /* Bits 4-15 */
-#define EISA_REVISION_ID(ID) (uint8_t)(ID & 0x0F) /* Bits 0-3 */
-
-static int aic7770_eisa_dev_probe(struct device *dev);
-static int aic7770_eisa_dev_remove(struct device *dev);
-static struct eisa_driver aic7770_driver = {
- .driver = {
- .name = "aic7xxx",
- .probe = aic7770_eisa_dev_probe,
- .remove = aic7770_eisa_dev_remove,
- }
-};
-
-typedef struct device *aic7770_dev_t;
-#else
-#define MINSLOT 1
-#define NUMSLOTS 16
-#define IDOFFSET 0x80
-
-typedef void *aic7770_dev_t;
-#endif
-
-static int aic7770_linux_config(struct aic7770_identity *entry,
- aic7770_dev_t dev, u_int eisaBase);
-
-void
-ahc_linux_eisa_init(void)
-{
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- struct eisa_device_id *eid;
- struct aic7770_identity *id;
- int i;
-
- if (aic7xxx_probe_eisa_vl == 0)
- return;
-
- /*
- * Linux requires the EISA IDs to be specified in
- * the EISA ID string format. Perform the conversion
- * and setup a table with a NUL terminal entry.
- */
- aic7770_driver.id_table = malloc(sizeof(struct eisa_device_id) *
- (ahc_num_aic7770_devs + 1),
- M_DEVBUF, M_NOWAIT);
- if (aic7770_driver.id_table == NULL)
- return;
-
- for (eid = (struct eisa_device_id *)aic7770_driver.id_table,
- id = aic7770_ident_table, i = 0;
- i < ahc_num_aic7770_devs; eid++, id++, i++) {
-
- sprintf(eid->sig, "%c%c%c%03X%01X",
- EISA_MFCTR_CHAR0(id->full_id),
- EISA_MFCTR_CHAR1(id->full_id),
- EISA_MFCTR_CHAR2(id->full_id),
- EISA_PRODUCT_ID(id->full_id),
- EISA_REVISION_ID(id->full_id));
- eid->driver_data = i;
- }
- eid->sig[0] = 0;
-
- eisa_driver_register(&aic7770_driver);
-#else /* LINUX_VERSION_CODE < KERNEL_VERSION(2,5,0) */
- struct aic7770_identity *entry;
- u_int slot;
- u_int eisaBase;
- u_int i;
-
- if (aic7xxx_probe_eisa_vl == 0)
- return;
-
- eisaBase = 0x1000 + AHC_EISA_SLOT_OFFSET;
- for (slot = 1; slot < NUMSLOTS; eisaBase+=0x1000, slot++) {
- uint32_t eisa_id;
- size_t id_size;
-
-#if LINUX_VERSION_CODE < KERNEL_VERSION(2,4,0)
- if (check_region(eisaBase, AHC_EISA_IOSIZE) != 0)
- continue;
- request_region(eisaBase, AHC_EISA_IOSIZE, "aic7xxx");
-#else
- if (request_region(eisaBase, AHC_EISA_IOSIZE, "aic7xxx") == 0)
- continue;
-#endif
-
- eisa_id = 0;
- id_size = sizeof(eisa_id);
- for (i = 0; i < 4; i++) {
- /* VLcards require priming*/
- outb(0x80 + i, eisaBase + IDOFFSET);
- eisa_id |= inb(eisaBase + IDOFFSET + i)
- << ((id_size-i-1) * 8);
- }
- release_region(eisaBase, AHC_EISA_IOSIZE);
- if (eisa_id & 0x80000000)
- continue; /* no EISA card in slot */
-
- entry = aic7770_find_device(eisa_id);
- if (entry != NULL)
- aic7770_linux_config(entry, NULL, eisaBase);
- }
-#endif
-}
-
-void
-ahc_linux_eisa_exit(void)
-{
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- if (aic7xxx_probe_eisa_vl == 0)
- return;
-
- if (aic7770_driver.id_table != NULL) {
- eisa_driver_unregister(&aic7770_driver);
- free(aic7770_driver.id_table, M_DEVBUF);
- }
-#endif
-}
-
-static int
-aic7770_linux_config(struct aic7770_identity *entry, aic7770_dev_t dev,
- u_int eisaBase)
-{
- struct ahc_softc *ahc;
- char buf[80];
- char *name;
- int error;
-
- /*
- * Allocate a softc for this card and
- * set it up for attachment by our
- * common detect routine.
- */
- sprintf(buf, "ahc_eisa:%d", eisaBase >> 12);
- name = malloc(strlen(buf) + 1, M_DEVBUF, M_NOWAIT);
- if (name == NULL)
- return (ENOMEM);
- strcpy(name, buf);
- ahc = ahc_alloc(&aic7xxx_driver_template, name);
- if (ahc == NULL) {
- free(name, M_DEVBUF);
- return (ENOMEM);
- }
- error = aic7770_config(ahc, entry, eisaBase);
- if (error != 0) {
- ahc->bsh.ioport = 0;
- ahc_free(ahc);
- return (error);
- }
-#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,5,0)
- dev->driver_data = (void *)ahc;
- if (aic7xxx_detect_complete)
- error = ahc_linux_register_host(ahc, &aic7xxx_driver_template);
-#endif
- return (error);
-}
-