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Diffstat (limited to 'sys/alpha/tc/tcvar.h')
| -rw-r--r-- | sys/alpha/tc/tcvar.h | 200 |
1 files changed, 0 insertions, 200 deletions
diff --git a/sys/alpha/tc/tcvar.h b/sys/alpha/tc/tcvar.h deleted file mode 100644 index 84b53f8..0000000 --- a/sys/alpha/tc/tcvar.h +++ /dev/null @@ -1,200 +0,0 @@ -/* $FreeBSD$ */ -/* $NetBSD: tcvar.h,v 1.13 1998/05/22 21:15:48 thorpej Exp $ */ - -/* - * Copyright (c) 1995 Carnegie-Mellon University. - * All rights reserved. - * - * Author: Chris G. Demetriou - * - * Permission to use, copy, modify and distribute this software and - * its documentation is hereby granted, provided that both the copyright - * notice and this permission notice appear in all copies of the - * software, derivative works or modified versions, and any portions - * thereof, and that both notices appear in supporting documentation. - * - * CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS" - * CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND - * FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE. - * - * Carnegie Mellon requests users of this software to return to - * - * Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU - * School of Computer Science - * Carnegie Mellon University - * Pittsburgh PA 15213-3890 - * - * any improvements or extensions that they make and grant Carnegie the - * rights to redistribute these changes. - */ - -#ifndef __DEV_TC_TCVAR_H__ -#define __DEV_TC_TCVAR_H__ - -/* - * Definitions for TurboChannel autoconfiguration. - */ - -/* - * In the long run, the following block will go completely away. - * For now, the MI TC code still uses the old TC_IPL_ names - * and not the new IPL_ names. - */ -#if 1 -/* - * Map the new definitions to the old. - */ -#include <machine/intr.h> - -#define tc_intrlevel_t int - -#define TC_IPL_NONE IPL_NONE -#define TC_IPL_BIO IPL_BIO -#define TC_IPL_NET IPL_NET -#define TC_IPL_TTY IPL_TTY -#define TC_IPL_CLOCK IPL_CLOCK -#endif /* 1 */ - - -typedef u_int64_t tc_addr_t; -typedef int32_t tc_offset_t; - -#define tc_mb() alpha_mb() -#define tc_wmb() alpha_wmb() - - -/* - * A junk address to read from, to make sure writes are complete. See - * System Programmer's Manual, section 9.3 (p. 9-4), and sacrifice a - * chicken. - */ -#define tc_syncbus() \ - do { \ - volatile u_int32_t no_optimize; \ - no_optimize = \ - *(volatile u_int32_t *)ALPHA_PHYS_TO_K0SEG(0x00000001f0080220); \ - } while (0) - -#define tc_badaddr(tcaddr) \ - badaddr((void *)(tcaddr), sizeof (u_int32_t)) - -#define TC_SPACE_IND 0xffffffffe0000003 -#define TC_SPACE_DENSE 0x0000000000000000 -#define TC_SPACE_DENSE_OFFSET 0x0000000007fffffc -#define TC_SPACE_SPARSE 0x0000000010000000 -#define TC_SPACE_SPARSE_OFFSET 0x000000000ffffff8 - -#define TC_DENSE_TO_SPARSE(addr) \ - (((addr) & TC_SPACE_IND) | TC_SPACE_SPARSE | \ - (((addr) & TC_SPACE_DENSE_OFFSET) << 1)) - -#define TC_PHYS_TO_UNCACHED(addr) \ - (addr) - -/* - * These functions are private, and may not be called by - * machine-independent code. - */ -void tc_dma_init(void); - -/* - * Address of scatter/gather SRAM on the 3000/500-series. - * - * There is room for 32K entries, yielding 256M of sgva space. - * The page table is readable in both dense and sparse space. - * The page table is writable only in sparse space. - * - * In sparse space, the 32-bit PTEs are followed by 32-bits - * of pad. - */ -#define TC_SGSRAM_DENSE 0x0000001c2800000UL -#define TC_SGSRAM_SPARSE 0x0000001d5000000UL - - -/* - * Description of TurboChannel slots, provided by machine-dependent - * code to the TurboChannel bus driver. - */ -struct tc_slotdesc { - tc_addr_t tcs_addr; - void *tcs_cookie; - int tcs_used; -}; - -/* - * Description of built-in TurboChannel devices, provided by - * machine-dependent code to the TurboChannel bus driver. - */ -struct tc_builtin { - char *tcb_modname; - u_int tcb_slot; - tc_offset_t tcb_offset; - void *tcb_cookie; -}; - -/* - * Arguments used to attach TurboChannel busses. - */ -struct tcbus_attach_args { - char *tba_busname; /* XXX should be common */ -/* bus_space_tag_t tba_memt;*/ - - /* Bus information */ - u_int tba_speed; /* see TC_SPEED_* below */ - u_int tba_nslots; - struct tc_slotdesc *tba_slots; - u_int tba_nbuiltins; - const struct tc_builtin *tba_builtins; - - - /* TC bus resource management; XXX will move elsewhere eventually. */ -/* - void (*tba_intr_establish)(device_t, void *, - tc_intrlevel_t, int (*)(void *), void *); - void (*tba_intr_disestablish)(device_t, void *); -*/ -}; - -/* - * Arguments used to attach TurboChannel devices. - */ -struct tc_attach_args { -/* - bus_space_tag_t ta_memt; - bus_dma_tag_t ta_dmat; -*/ - char ta_modname[TC_ROM_LLEN+1]; - u_int ta_slot; - tc_offset_t ta_offset; - tc_addr_t ta_addr; - void *ta_cookie; - u_int ta_busspeed; /* see TC_SPEED_* below */ -}; - -/* - * Interrupt establishment functions. - */ -void tc_intr_establish(device_t, void *, tc_intrlevel_t, - int (*)(void *), void *); -void tc_intr_disestablish(device_t, void *); - -#if 0 -#include "locators.h" -/* - * Easy to remember names for TurboChannel device locators. - */ -#define tccf_slot cf_loc[TCCF_SLOT] /* slot */ -#define tccf_offset cf_loc[TCCF_OFFSET] /* offset */ - -#endif - -#define TCCF_SLOT_UNKNOWN TCCF_SLOT_DEFAULT -#define TCCF_OFFSET_UNKNOWN TCCF_OFFSET_DEFAULT - -/* - * Miscellaneous definitions. - */ -#define TC_SPEED_12_5_MHZ 0 /* 12.5MHz TC bus */ -#define TC_SPEED_25_MHZ 1 /* 25MHz TC bus */ - -#endif /* __DEV_TC_TCVAR_H__ */ |
