985 lines
26 KiB
C
985 lines
26 KiB
C
/* $NetBSD: pcs_bus_mem_common.c,v 1.15 1996/12/02 22:19:36 cgd Exp $ */
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/*
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* Copyright (c) 1995, 1996 Carnegie-Mellon University.
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* All rights reserved.
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*
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* Author: Chris G. Demetriou
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*
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* Permission to use, copy, modify and distribute this software and
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* its documentation is hereby granted, provided that both the copyright
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* notice and this permission notice appear in all copies of the
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* software, derivative works or modified versions, and any portions
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* thereof, and that both notices appear in supporting documentation.
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*
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* CARNEGIE MELLON ALLOWS FREE USE OF THIS SOFTWARE IN ITS "AS IS"
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* CONDITION. CARNEGIE MELLON DISCLAIMS ANY LIABILITY OF ANY KIND
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* FOR ANY DAMAGES WHATSOEVER RESULTING FROM THE USE OF THIS SOFTWARE.
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*
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* Carnegie Mellon requests users of this software to return to
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*
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* Software Distribution Coordinator or Software.Distribution@CS.CMU.EDU
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* School of Computer Science
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* Carnegie Mellon University
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* Pittsburgh PA 15213-3890
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*
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* any improvements or extensions that they make and grant Carnegie the
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* rights to redistribute these changes.
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*/
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/*
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* Common PCI Chipset "bus I/O" functions, for chipsets which have to
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* deal with only a single PCI interface chip in a machine.
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*
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* uses:
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* CHIP name of the 'chip' it's being compiled for.
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* CHIP_D_MEM_BASE Dense Mem space base to use.
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* CHIP_S_MEM_BASE Sparse Mem space base to use.
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*/
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#include <sys/extent.h>
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#define __C(A,B) __CONCAT(A,B)
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#define __S(S) __STRING(S)
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/* mapping/unmapping */
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int __C(CHIP,_mem_map) __P((void *, bus_addr_t, bus_size_t, int,
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bus_space_handle_t *));
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void __C(CHIP,_mem_unmap) __P((void *, bus_space_handle_t,
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bus_size_t));
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int __C(CHIP,_mem_subregion) __P((void *, bus_space_handle_t,
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bus_size_t, bus_size_t, bus_space_handle_t *));
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/* allocation/deallocation */
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int __C(CHIP,_mem_alloc) __P((void *, bus_addr_t, bus_addr_t,
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bus_size_t, bus_size_t, bus_addr_t, int, bus_addr_t *,
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bus_space_handle_t *));
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void __C(CHIP,_mem_free) __P((void *, bus_space_handle_t,
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bus_size_t));
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/* barrier */
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inline void __C(CHIP,_mem_barrier) __P((void *, bus_space_handle_t,
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bus_size_t, bus_size_t, int));
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/* read (single) */
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inline u_int8_t __C(CHIP,_mem_read_1) __P((void *, bus_space_handle_t,
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bus_size_t));
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inline u_int16_t __C(CHIP,_mem_read_2) __P((void *, bus_space_handle_t,
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bus_size_t));
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inline u_int32_t __C(CHIP,_mem_read_4) __P((void *, bus_space_handle_t,
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bus_size_t));
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inline u_int64_t __C(CHIP,_mem_read_8) __P((void *, bus_space_handle_t,
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bus_size_t));
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/* read multiple */
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void __C(CHIP,_mem_read_multi_1) __P((void *, bus_space_handle_t,
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bus_size_t, u_int8_t *, bus_size_t));
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void __C(CHIP,_mem_read_multi_2) __P((void *, bus_space_handle_t,
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bus_size_t, u_int16_t *, bus_size_t));
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void __C(CHIP,_mem_read_multi_4) __P((void *, bus_space_handle_t,
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bus_size_t, u_int32_t *, bus_size_t));
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void __C(CHIP,_mem_read_multi_8) __P((void *, bus_space_handle_t,
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bus_size_t, u_int64_t *, bus_size_t));
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/* read region */
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void __C(CHIP,_mem_read_region_1) __P((void *, bus_space_handle_t,
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bus_size_t, u_int8_t *, bus_size_t));
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void __C(CHIP,_mem_read_region_2) __P((void *, bus_space_handle_t,
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bus_size_t, u_int16_t *, bus_size_t));
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void __C(CHIP,_mem_read_region_4) __P((void *, bus_space_handle_t,
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bus_size_t, u_int32_t *, bus_size_t));
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void __C(CHIP,_mem_read_region_8) __P((void *, bus_space_handle_t,
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bus_size_t, u_int64_t *, bus_size_t));
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/* write (single) */
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inline void __C(CHIP,_mem_write_1) __P((void *, bus_space_handle_t,
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bus_size_t, u_int8_t));
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inline void __C(CHIP,_mem_write_2) __P((void *, bus_space_handle_t,
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bus_size_t, u_int16_t));
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inline void __C(CHIP,_mem_write_4) __P((void *, bus_space_handle_t,
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bus_size_t, u_int32_t));
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inline void __C(CHIP,_mem_write_8) __P((void *, bus_space_handle_t,
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bus_size_t, u_int64_t));
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/* write multiple */
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void __C(CHIP,_mem_write_multi_1) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int8_t *, bus_size_t));
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void __C(CHIP,_mem_write_multi_2) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int16_t *, bus_size_t));
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void __C(CHIP,_mem_write_multi_4) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int32_t *, bus_size_t));
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void __C(CHIP,_mem_write_multi_8) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int64_t *, bus_size_t));
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/* write region */
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void __C(CHIP,_mem_write_region_1) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int8_t *, bus_size_t));
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void __C(CHIP,_mem_write_region_2) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int16_t *, bus_size_t));
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void __C(CHIP,_mem_write_region_4) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int32_t *, bus_size_t));
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void __C(CHIP,_mem_write_region_8) __P((void *, bus_space_handle_t,
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bus_size_t, const u_int64_t *, bus_size_t));
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/* set multiple */
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void __C(CHIP,_mem_set_multi_1) __P((void *, bus_space_handle_t,
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bus_size_t, u_int8_t, bus_size_t));
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void __C(CHIP,_mem_set_multi_2) __P((void *, bus_space_handle_t,
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bus_size_t, u_int16_t, bus_size_t));
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void __C(CHIP,_mem_set_multi_4) __P((void *, bus_space_handle_t,
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bus_size_t, u_int32_t, bus_size_t));
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void __C(CHIP,_mem_set_multi_8) __P((void *, bus_space_handle_t,
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bus_size_t, u_int64_t, bus_size_t));
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/* set region */
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void __C(CHIP,_mem_set_region_1) __P((void *, bus_space_handle_t,
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bus_size_t, u_int8_t, bus_size_t));
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void __C(CHIP,_mem_set_region_2) __P((void *, bus_space_handle_t,
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bus_size_t, u_int16_t, bus_size_t));
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void __C(CHIP,_mem_set_region_4) __P((void *, bus_space_handle_t,
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bus_size_t, u_int32_t, bus_size_t));
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void __C(CHIP,_mem_set_region_8) __P((void *, bus_space_handle_t,
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bus_size_t, u_int64_t, bus_size_t));
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/* copy */
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void __C(CHIP,_mem_copy_1) __P((void *, bus_space_handle_t,
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bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t));
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void __C(CHIP,_mem_copy_2) __P((void *, bus_space_handle_t,
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bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t));
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void __C(CHIP,_mem_copy_4) __P((void *, bus_space_handle_t,
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bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t));
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void __C(CHIP,_mem_copy_8) __P((void *, bus_space_handle_t,
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bus_size_t, bus_space_handle_t, bus_size_t, bus_size_t));
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static long
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__C(CHIP,_dmem_ex_storage)[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)];
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static long
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__C(CHIP,_smem_ex_storage)[EXTENT_FIXED_STORAGE_SIZE(8) / sizeof(long)];
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static struct alpha_bus_space __C(CHIP,_mem_space) = {
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/* cookie */
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NULL,
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/* mapping/unmapping */
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__C(CHIP,_mem_map),
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__C(CHIP,_mem_unmap),
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__C(CHIP,_mem_subregion),
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/* allocation/deallocation */
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__C(CHIP,_mem_alloc),
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__C(CHIP,_mem_free),
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/* barrier */
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__C(CHIP,_mem_barrier),
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/* read (single) */
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__C(CHIP,_mem_read_1),
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__C(CHIP,_mem_read_2),
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__C(CHIP,_mem_read_4),
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__C(CHIP,_mem_read_8),
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/* read multiple */
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__C(CHIP,_mem_read_multi_1),
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__C(CHIP,_mem_read_multi_2),
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__C(CHIP,_mem_read_multi_4),
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__C(CHIP,_mem_read_multi_8),
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/* read region */
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__C(CHIP,_mem_read_region_1),
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__C(CHIP,_mem_read_region_2),
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__C(CHIP,_mem_read_region_4),
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__C(CHIP,_mem_read_region_8),
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/* write (single) */
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__C(CHIP,_mem_write_1),
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__C(CHIP,_mem_write_2),
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__C(CHIP,_mem_write_4),
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__C(CHIP,_mem_write_8),
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/* write multiple */
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__C(CHIP,_mem_write_multi_1),
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__C(CHIP,_mem_write_multi_2),
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__C(CHIP,_mem_write_multi_4),
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__C(CHIP,_mem_write_multi_8),
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/* write region */
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__C(CHIP,_mem_write_region_1),
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__C(CHIP,_mem_write_region_2),
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__C(CHIP,_mem_write_region_4),
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__C(CHIP,_mem_write_region_8),
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/* set multiple */
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__C(CHIP,_mem_set_multi_1),
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__C(CHIP,_mem_set_multi_2),
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__C(CHIP,_mem_set_multi_4),
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__C(CHIP,_mem_set_multi_8),
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/* set region */
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__C(CHIP,_mem_set_region_1),
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__C(CHIP,_mem_set_region_2),
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__C(CHIP,_mem_set_region_4),
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__C(CHIP,_mem_set_region_8),
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/* copy */
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__C(CHIP,_mem_copy_1),
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__C(CHIP,_mem_copy_2),
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__C(CHIP,_mem_copy_4),
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__C(CHIP,_mem_copy_8),
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};
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bus_space_tag_t
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__C(CHIP,_bus_mem_init)(v)
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void *v;
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{
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bus_space_tag_t t = &__C(CHIP,_mem_space);
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struct extent *dex, *sex;
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t->abs_cookie = v;
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/* XXX WE WANT EXTENT_NOCOALESCE, BUT WE CAN'T USE IT. XXX */
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dex = extent_create(__S(__C(CHIP,_bus_dmem)), 0x0UL,
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0xffffffffffffffffUL, M_DEVBUF,
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(caddr_t)__C(CHIP,_dmem_ex_storage),
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sizeof(__C(CHIP,_dmem_ex_storage)), EX_NOWAIT);
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extent_alloc_region(dex, 0, 0xffffffffffffffffUL, EX_NOWAIT);
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#ifdef CHIP_D_MEM_W1_BUS_START
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#ifdef EXTENT_DEBUG
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printf("dmem: freeing from 0x%lx to 0x%lx\n",
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CHIP_D_MEM_W1_BUS_START(v), CHIP_D_MEM_W1_BUS_END(v));
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#endif
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extent_free(dex, CHIP_D_MEM_W1_BUS_START(v),
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CHIP_D_MEM_W1_BUS_END(v) - CHIP_D_MEM_W1_BUS_START(v) + 1,
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EX_NOWAIT);
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#endif
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#ifdef EXTENT_DEBUG
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extent_print(dex);
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#endif
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CHIP_D_MEM_EXTENT(v) = dex;
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/* XXX WE WANT EXTENT_NOCOALESCE, BUT WE CAN'T USE IT. XXX */
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sex = extent_create(__S(__C(CHIP,_bus_smem)), 0x0UL,
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0xffffffffffffffffUL, M_DEVBUF,
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(caddr_t)__C(CHIP,_smem_ex_storage),
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sizeof(__C(CHIP,_smem_ex_storage)), EX_NOWAIT);
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extent_alloc_region(sex, 0, 0xffffffffffffffffUL, EX_NOWAIT);
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#ifdef CHIP_S_MEM_W1_BUS_START
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#ifdef EXTENT_DEBUG
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printf("smem: freeing from 0x%lx to 0x%lx\n",
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CHIP_S_MEM_W1_BUS_START(v), CHIP_S_MEM_W1_BUS_END(v));
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#endif
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extent_free(sex, CHIP_S_MEM_W1_BUS_START(v),
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CHIP_S_MEM_W1_BUS_END(v) - CHIP_S_MEM_W1_BUS_START(v) + 1,
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EX_NOWAIT);
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#endif
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#ifdef CHIP_S_MEM_W2_BUS_START
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if (CHIP_S_MEM_W2_BUS_START(v) != CHIP_S_MEM_W1_BUS_START(v)) {
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#ifdef EXTENT_DEBUG
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printf("smem: freeing from 0x%lx to 0x%lx\n",
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CHIP_S_MEM_W2_BUS_START(v), CHIP_S_MEM_W2_BUS_END(v));
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#endif
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extent_free(sex, CHIP_S_MEM_W2_BUS_START(v),
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CHIP_S_MEM_W2_BUS_END(v) - CHIP_S_MEM_W2_BUS_START(v) + 1,
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EX_NOWAIT);
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} else {
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#ifdef EXTENT_DEBUG
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printf("smem: window 2 (0x%lx to 0x%lx) overlaps window 1\n",
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CHIP_S_MEM_W2_BUS_START(v), CHIP_S_MEM_W2_BUS_END(v));
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#endif
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}
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#endif
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#ifdef CHIP_S_MEM_W3_BUS_START
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if (CHIP_S_MEM_W3_BUS_START(v) != CHIP_S_MEM_W1_BUS_START(v) &&
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CHIP_S_MEM_W3_BUS_START(v) != CHIP_S_MEM_W2_BUS_START(v)) {
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#ifdef EXTENT_DEBUG
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printf("smem: freeing from 0x%lx to 0x%lx\n",
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CHIP_S_MEM_W3_BUS_START(v), CHIP_S_MEM_W3_BUS_END(v));
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#endif
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extent_free(sex, CHIP_S_MEM_W3_BUS_START(v),
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CHIP_S_MEM_W3_BUS_END(v) - CHIP_S_MEM_W3_BUS_START(v) + 1,
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EX_NOWAIT);
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} else {
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#ifdef EXTENT_DEBUG
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printf("smem: window 2 (0x%lx to 0x%lx) overlaps window 1\n",
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CHIP_S_MEM_W2_BUS_START(v), CHIP_S_MEM_W2_BUS_END(v));
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#endif
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}
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#endif
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#ifdef EXTENT_DEBUG
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extent_print(sex);
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#endif
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CHIP_S_MEM_EXTENT(v) = sex;
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return (t);
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}
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static int __C(CHIP,_xlate_addr_to_dense_handle) __P((void *,
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bus_addr_t, bus_space_handle_t *));
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static int __C(CHIP,_xlate_dense_handle_to_addr) __P((void *,
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bus_space_handle_t, bus_addr_t *));
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static int __C(CHIP,_xlate_addr_to_sparse_handle) __P((void *,
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bus_addr_t, bus_space_handle_t *));
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static int __C(CHIP,_xlate_sparse_handle_to_addr) __P((void *,
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bus_space_handle_t, bus_addr_t *));
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static int
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__C(CHIP,_xlate_addr_to_dense_handle)(v, memaddr, memhp)
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void *v;
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bus_addr_t memaddr;
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bus_space_handle_t *memhp;
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{
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#ifdef CHIP_D_MEM_W1_BUS_START
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if (memaddr >= CHIP_D_MEM_W1_BUS_START(v) &&
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memaddr <= CHIP_D_MEM_W1_BUS_END(v)) {
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*memhp = ALPHA_PHYS_TO_K0SEG(CHIP_D_MEM_W1_SYS_START(v)) +
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(memaddr - CHIP_D_MEM_W1_BUS_START(v));
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return (1);
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} else
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#endif
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return (0);
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}
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static int
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__C(CHIP,_xlate_dense_handle_to_addr)(v, memh, memaddrp)
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void *v;
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bus_space_handle_t memh;
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bus_addr_t *memaddrp;
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{
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memh = ALPHA_K0SEG_TO_PHYS(memh);
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#ifdef CHIP_D_MEM_W1_BUS_START
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if (memh >= CHIP_D_MEM_W1_SYS_START(v) &&
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memh <= CHIP_D_MEM_W1_SYS_END(v)) {
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*memaddrp = CHIP_D_MEM_W1_BUS_START(v) +
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(memh - CHIP_D_MEM_W1_SYS_START(v));
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return (1);
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} else
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#endif
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return (0);
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}
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static int
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__C(CHIP,_xlate_addr_to_sparse_handle)(v, memaddr, memhp)
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void *v;
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bus_addr_t memaddr;
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bus_space_handle_t *memhp;
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{
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#ifdef CHIP_S_MEM_W1_BUS_START
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if (memaddr >= CHIP_S_MEM_W1_BUS_START(v) &&
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memaddr <= CHIP_S_MEM_W1_BUS_END(v)) {
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*memhp =
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(ALPHA_PHYS_TO_K0SEG(CHIP_S_MEM_W1_SYS_START(v)) >> 5) +
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(memaddr - CHIP_S_MEM_W1_BUS_START(v));
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return (1);
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} else
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#endif
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#ifdef CHIP_S_MEM_W2_BUS_START
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if (memaddr >= CHIP_S_MEM_W2_BUS_START(v) &&
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memaddr <= CHIP_S_MEM_W2_BUS_END(v)) {
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*memhp =
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(ALPHA_PHYS_TO_K0SEG(CHIP_S_MEM_W2_SYS_START(v)) >> 5) +
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(memaddr - CHIP_S_MEM_W2_BUS_START(v));
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return (1);
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} else
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#endif
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#ifdef CHIP_S_MEM_W3_BUS_START
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if (memaddr >= CHIP_S_MEM_W3_BUS_START(v) &&
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memaddr <= CHIP_S_MEM_W3_BUS_END(v)) {
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*memhp =
|
|
(ALPHA_PHYS_TO_K0SEG(CHIP_S_MEM_W3_SYS_START(v)) >> 5) +
|
|
(memaddr - CHIP_S_MEM_W3_BUS_START(v));
|
|
return (1);
|
|
} else
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
static int
|
|
__C(CHIP,_xlate_sparse_handle_to_addr)(v, memh, memaddrp)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_addr_t *memaddrp;
|
|
{
|
|
|
|
memh = ALPHA_K0SEG_TO_PHYS(memh << 5) >> 5;
|
|
|
|
#ifdef CHIP_S_MEM_W1_BUS_START
|
|
if ((memh << 5) >= CHIP_S_MEM_W1_SYS_START(v) &&
|
|
(memh << 5) <= CHIP_S_MEM_W1_SYS_END(v)) {
|
|
*memaddrp = CHIP_S_MEM_W1_BUS_START(v) +
|
|
(memh - (CHIP_S_MEM_W1_SYS_START(v) >> 5));
|
|
return (1);
|
|
} else
|
|
#endif
|
|
#ifdef CHIP_S_MEM_W2_BUS_START
|
|
if ((memh << 5) >= CHIP_S_MEM_W2_SYS_START(v) &&
|
|
(memh << 5) <= CHIP_S_MEM_W2_SYS_END(v)) {
|
|
*memaddrp = CHIP_S_MEM_W2_BUS_START(v) +
|
|
(memh - (CHIP_S_MEM_W2_SYS_START(v) >> 5));
|
|
return (1);
|
|
} else
|
|
#endif
|
|
#ifdef CHIP_S_MEM_W3_BUS_START
|
|
if ((memh << 5) >= CHIP_S_MEM_W3_SYS_START(v) &&
|
|
(memh << 5) <= CHIP_S_MEM_W3_SYS_END(v)) {
|
|
*memaddrp = CHIP_S_MEM_W3_BUS_START(v) +
|
|
(memh - (CHIP_S_MEM_W3_SYS_START(v) >> 5));
|
|
return (1);
|
|
} else
|
|
#endif
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
__C(CHIP,_mem_map)(v, memaddr, memsize, cacheable, memhp)
|
|
void *v;
|
|
bus_addr_t memaddr;
|
|
bus_size_t memsize;
|
|
int cacheable;
|
|
bus_space_handle_t *memhp;
|
|
{
|
|
bus_space_handle_t dh = 0, sh = 0; /* XXX -Wuninitialized */
|
|
int didd, dids, errord, errors, mustd, musts;
|
|
|
|
mustd = 1;
|
|
musts = (cacheable == 0);
|
|
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: allocating 0x%lx to 0x%lx\n", memaddr,
|
|
memaddr + memsize - 1);
|
|
printf("mem: %s dense, %s sparse\n", mustd ? "need" : "want",
|
|
musts ? "need" : "want");
|
|
#endif
|
|
errord = extent_alloc_region(CHIP_D_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0));
|
|
didd = (errord == 0);
|
|
errors = extent_alloc_region(CHIP_S_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0));
|
|
dids = (errors == 0);
|
|
|
|
#ifdef EXTENT_DEBUG
|
|
if (!didd)
|
|
printf("mem: failed to get dense (%d)\n", errord);
|
|
if (!dids)
|
|
printf("mem: failed to get sparse (%d)\n", errors);
|
|
#endif
|
|
|
|
if ((mustd && !didd) || (musts && !dids))
|
|
goto bad;
|
|
|
|
if (didd && !__C(CHIP,_xlate_addr_to_dense_handle)(v, memaddr, &dh)) {
|
|
printf("\n");
|
|
#ifdef CHIP_D_MEM_W1_BUS_START
|
|
printf("%s: window[1]=0x%lx-0x%lx\n", __S(__C(CHIP,_mem_map)),
|
|
CHIP_D_MEM_W1_BUS_START(v), CHIP_D_MEM_W1_BUS_END(v));
|
|
#endif
|
|
panic("%s: don't know how to map %lx cacheable",
|
|
__S(__C(CHIP,_mem_map)), memaddr);
|
|
}
|
|
|
|
if (dids && !__C(CHIP,_xlate_addr_to_sparse_handle)(v, memaddr, &sh)) {
|
|
printf("\n");
|
|
#ifdef CHIP_S_MEM_W1_BUS_START
|
|
printf("%s: window[1]=0x%lx-0x%lx\n", __S(__C(CHIP,_mem_map)),
|
|
CHIP_S_MEM_W1_BUS_START(v), CHIP_S_MEM_W1_BUS_END(v));
|
|
#endif
|
|
#ifdef CHIP_S_MEM_W2_BUS_START
|
|
printf("%s: window[2]=0x%lx-0x%lx\n", __S(__C(CHIP,_mem_map)),
|
|
CHIP_S_MEM_W2_BUS_START(v), CHIP_S_MEM_W2_BUS_END(v));
|
|
#endif
|
|
#ifdef CHIP_S_MEM_W3_BUS_START
|
|
printf("%s: window[3]=0x%lx-0x%lx\n", __S(__C(CHIP,_mem_map)),
|
|
CHIP_S_MEM_W3_BUS_START(v), CHIP_S_MEM_W3_BUS_END(v));
|
|
#endif
|
|
panic("%s: don't know how to map %lx non-cacheable",
|
|
__S(__C(CHIP,_mem_map)), memaddr);
|
|
}
|
|
|
|
if (cacheable)
|
|
*memhp = dh;
|
|
else
|
|
*memhp = sh;
|
|
return (0);
|
|
|
|
bad:
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: failed\n");
|
|
#endif
|
|
if (didd) {
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: freeing dense\n");
|
|
#endif
|
|
if (extent_free(CHIP_D_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0)) != 0) {
|
|
printf("%s: WARNING: couldn't free dense 0x%lx-0x%lx\n",
|
|
__S(__C(CHIP,_mem_map)), memaddr,
|
|
memaddr + memsize - 1);
|
|
}
|
|
}
|
|
if (dids) {
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: freeing sparse\n");
|
|
#endif
|
|
if (extent_free(CHIP_S_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0)) != 0) {
|
|
printf("%s: WARNING: couldn't free sparse 0x%lx-0x%lx\n",
|
|
__S(__C(CHIP,_mem_map)), memaddr,
|
|
memaddr + memsize - 1);
|
|
}
|
|
}
|
|
|
|
#ifdef EXTENT_DEBUG
|
|
extent_print(CHIP_D_MEM_EXTENT(v));
|
|
extent_print(CHIP_S_MEM_EXTENT(v));
|
|
#endif
|
|
|
|
/*
|
|
* return dense error if we needed it but couldn't get it, else
|
|
* sparse error. The error _has_ to be one of the two...
|
|
*/
|
|
return (mustd && !didd ? errord : (musts && !dids ? errors : EINVAL));
|
|
}
|
|
|
|
void
|
|
__C(CHIP,_mem_unmap)(v, memh, memsize)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t memsize;
|
|
{
|
|
bus_addr_t memaddr;
|
|
bus_space_handle_t temph;
|
|
int sparse, haves, haved;
|
|
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: freeing handle 0x%lx for 0x%lx\n", memh, memsize);
|
|
#endif
|
|
|
|
/*
|
|
* Find out what space we're in.
|
|
*/
|
|
sparse = ((memh >> 63) == 0);
|
|
|
|
/*
|
|
* Find out what address we're in in that space.
|
|
*/
|
|
haves = haved = 0;
|
|
if (sparse)
|
|
haves = __C(CHIP,_xlate_sparse_handle_to_addr)(v, memh,
|
|
&memaddr);
|
|
else
|
|
haved = __C(CHIP,_xlate_dense_handle_to_addr)(v, memh,
|
|
&memaddr);
|
|
|
|
if (!haves && !haved)
|
|
panic("%s: couldn't get addr from %s handle 0x%lx",
|
|
__S(__C(CHIP,_mem_unmap)), sparse ? "sparse" : "dense",
|
|
memh);
|
|
|
|
/*
|
|
* Find out were/if that address lives in the other space.
|
|
*/
|
|
if (sparse)
|
|
haved = __C(CHIP,_xlate_addr_to_dense_handle)(v, memaddr,
|
|
&temph);
|
|
else
|
|
haves = __C(CHIP,_xlate_addr_to_sparse_handle)(v, memaddr,
|
|
&temph);
|
|
|
|
/*
|
|
* Free any ranges we have.
|
|
*/
|
|
#ifdef EXTENT_DEBUG
|
|
printf("mem: it's at 0x%lx (%sdense, %ssparse)\n", memaddr,
|
|
haved ? "" : "not ", haves ? "" : "not ");
|
|
#endif
|
|
if (haved && extent_free(CHIP_D_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0)) != 0) {
|
|
printf("%s: WARNING: couldn't free dense 0x%lx-0x%lx\n",
|
|
__S(__C(CHIP,_mem_map)), memaddr,
|
|
memaddr + memsize - 1);
|
|
}
|
|
if (haves && extent_free(CHIP_S_MEM_EXTENT(v), memaddr, memsize,
|
|
EX_NOWAIT | (CHIP_EX_MALLOC_SAFE(v) ? EX_MALLOCOK : 0)) != 0) {
|
|
printf("%s: WARNING: couldn't free sparse 0x%lx-0x%lx\n",
|
|
__S(__C(CHIP,_mem_map)), memaddr,
|
|
memaddr + memsize - 1);
|
|
}
|
|
}
|
|
|
|
int
|
|
__C(CHIP,_mem_subregion)(v, memh, offset, size, nmemh)
|
|
void *v;
|
|
bus_space_handle_t memh, *nmemh;
|
|
bus_size_t offset, size;
|
|
{
|
|
|
|
*nmemh = memh + offset;
|
|
return (0);
|
|
}
|
|
|
|
int
|
|
__C(CHIP,_mem_alloc)(v, rstart, rend, size, align, boundary, cacheable,
|
|
addrp, bshp)
|
|
void *v;
|
|
bus_addr_t rstart, rend, *addrp;
|
|
bus_size_t size, align, boundary;
|
|
int cacheable;
|
|
bus_space_handle_t *bshp;
|
|
{
|
|
|
|
/* XXX XXX XXX XXX XXX XXX */
|
|
panic("%s not implemented", __S(__C(CHIP,_mem_alloc)));
|
|
}
|
|
|
|
void
|
|
__C(CHIP,_mem_free)(v, bsh, size)
|
|
void *v;
|
|
bus_space_handle_t bsh;
|
|
bus_size_t size;
|
|
{
|
|
|
|
/* XXX XXX XXX XXX XXX XXX */
|
|
panic("%s not implemented", __S(__C(CHIP,_mem_free)));
|
|
}
|
|
|
|
inline void
|
|
__C(CHIP,_mem_barrier)(v, h, o, l, f)
|
|
void *v;
|
|
bus_space_handle_t h;
|
|
bus_size_t o, l;
|
|
int f;
|
|
{
|
|
|
|
if ((f & BUS_BARRIER_READ) != 0)
|
|
alpha_mb();
|
|
else if ((f & BUS_BARRIER_WRITE) != 0)
|
|
alpha_wmb();
|
|
}
|
|
|
|
inline u_int8_t
|
|
__C(CHIP,_mem_read_1)(v, memh, off)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, val;
|
|
register u_int8_t rval;
|
|
register int offset;
|
|
|
|
alpha_mb();
|
|
|
|
if ((memh >> 63) != 0)
|
|
return (*(u_int8_t *)(memh + off));
|
|
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
port = (u_int32_t *)((tmpmemh << 5) | (0 << 3));
|
|
val = *port;
|
|
rval = ((val) >> (8 * offset)) & 0xff;
|
|
|
|
return rval;
|
|
}
|
|
|
|
inline u_int16_t
|
|
__C(CHIP,_mem_read_2)(v, memh, off)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, val;
|
|
register u_int16_t rval;
|
|
register int offset;
|
|
|
|
alpha_mb();
|
|
|
|
if ((memh >> 63) != 0)
|
|
return (*(u_int16_t *)(memh + off));
|
|
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
port = (u_int32_t *)((tmpmemh << 5) | (1 << 3));
|
|
val = *port;
|
|
rval = ((val) >> (8 * offset)) & 0xffff;
|
|
|
|
return rval;
|
|
}
|
|
|
|
inline u_int32_t
|
|
__C(CHIP,_mem_read_4)(v, memh, off)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, val;
|
|
register u_int32_t rval;
|
|
register int offset;
|
|
|
|
alpha_mb();
|
|
|
|
if ((memh >> 63) != 0)
|
|
return (*(u_int32_t *)(memh + off));
|
|
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
port = (u_int32_t *)((tmpmemh << 5) | (3 << 3));
|
|
val = *port;
|
|
#if 0
|
|
rval = ((val) >> (8 * offset)) & 0xffffffff;
|
|
#else
|
|
rval = val;
|
|
#endif
|
|
|
|
return rval;
|
|
}
|
|
|
|
inline u_int64_t
|
|
__C(CHIP,_mem_read_8)(v, memh, off)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
{
|
|
|
|
alpha_mb();
|
|
|
|
if ((memh >> 63) != 0)
|
|
return (*(u_int64_t *)(memh + off));
|
|
|
|
/* XXX XXX XXX */
|
|
panic("%s not implemented", __S(__C(CHIP,_mem_read_8)));
|
|
}
|
|
|
|
#define CHIP_mem_read_multi_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_read_multi_),BYTES)(v, h, o, a, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
TYPE *a; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
__C(CHIP,_mem_barrier)(v, h, o, sizeof *a, \
|
|
BUS_BARRIER_READ); \
|
|
*a++ = __C(__C(CHIP,_mem_read_),BYTES)(v, h, o); \
|
|
} \
|
|
}
|
|
CHIP_mem_read_multi_N(1,u_int8_t)
|
|
CHIP_mem_read_multi_N(2,u_int16_t)
|
|
CHIP_mem_read_multi_N(4,u_int32_t)
|
|
CHIP_mem_read_multi_N(8,u_int64_t)
|
|
|
|
#define CHIP_mem_read_region_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_read_region_),BYTES)(v, h, o, a, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
TYPE *a; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
*a++ = __C(__C(CHIP,_mem_read_),BYTES)(v, h, o); \
|
|
o += sizeof *a; \
|
|
} \
|
|
}
|
|
CHIP_mem_read_region_N(1,u_int8_t)
|
|
CHIP_mem_read_region_N(2,u_int16_t)
|
|
CHIP_mem_read_region_N(4,u_int32_t)
|
|
CHIP_mem_read_region_N(8,u_int64_t)
|
|
|
|
inline void
|
|
__C(CHIP,_mem_write_1)(v, memh, off, val)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
u_int8_t val;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, nval;
|
|
register int offset;
|
|
|
|
if ((memh >> 63) != 0)
|
|
(*(u_int8_t *)(memh + off)) = val;
|
|
else {
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
nval = val << (8 * offset);
|
|
port = (u_int32_t *)((tmpmemh << 5) | (0 << 3));
|
|
*port = nval;
|
|
}
|
|
alpha_mb();
|
|
}
|
|
|
|
inline void
|
|
__C(CHIP,_mem_write_2)(v, memh, off, val)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
u_int16_t val;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, nval;
|
|
register int offset;
|
|
|
|
if ((memh >> 63) != 0)
|
|
(*(u_int16_t *)(memh + off)) = val;
|
|
else {
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
nval = val << (8 * offset);
|
|
port = (u_int32_t *)((tmpmemh << 5) | (1 << 3));
|
|
*port = nval;
|
|
}
|
|
alpha_mb();
|
|
}
|
|
|
|
inline void
|
|
__C(CHIP,_mem_write_4)(v, memh, off, val)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
u_int32_t val;
|
|
{
|
|
register bus_space_handle_t tmpmemh;
|
|
register u_int32_t *port, nval;
|
|
register int offset;
|
|
|
|
if ((memh >> 63) != 0)
|
|
(*(u_int32_t *)(memh + off)) = val;
|
|
else {
|
|
tmpmemh = memh + off;
|
|
offset = tmpmemh & 3;
|
|
nval = val /*<< (8 * offset)*/;
|
|
port = (u_int32_t *)((tmpmemh << 5) | (3 << 3));
|
|
*port = nval;
|
|
}
|
|
alpha_mb();
|
|
}
|
|
|
|
inline void
|
|
__C(CHIP,_mem_write_8)(v, memh, off, val)
|
|
void *v;
|
|
bus_space_handle_t memh;
|
|
bus_size_t off;
|
|
u_int64_t val;
|
|
{
|
|
|
|
if ((memh >> 63) != 0)
|
|
(*(u_int64_t *)(memh + off)) = val;
|
|
else {
|
|
/* XXX XXX XXX */
|
|
panic("%s not implemented",
|
|
__S(__C(CHIP,_mem_write_8)));
|
|
}
|
|
alpha_mb();
|
|
}
|
|
|
|
#define CHIP_mem_write_multi_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_write_multi_),BYTES)(v, h, o, a, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
const TYPE *a; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
__C(__C(CHIP,_mem_write_),BYTES)(v, h, o, *a++); \
|
|
__C(CHIP,_mem_barrier)(v, h, o, sizeof *a, \
|
|
BUS_BARRIER_WRITE); \
|
|
} \
|
|
}
|
|
CHIP_mem_write_multi_N(1,u_int8_t)
|
|
CHIP_mem_write_multi_N(2,u_int16_t)
|
|
CHIP_mem_write_multi_N(4,u_int32_t)
|
|
CHIP_mem_write_multi_N(8,u_int64_t)
|
|
|
|
#define CHIP_mem_write_region_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_write_region_),BYTES)(v, h, o, a, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
const TYPE *a; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
__C(__C(CHIP,_mem_write_),BYTES)(v, h, o, *a++); \
|
|
o += sizeof *a; \
|
|
} \
|
|
}
|
|
CHIP_mem_write_region_N(1,u_int8_t)
|
|
CHIP_mem_write_region_N(2,u_int16_t)
|
|
CHIP_mem_write_region_N(4,u_int32_t)
|
|
CHIP_mem_write_region_N(8,u_int64_t)
|
|
|
|
#define CHIP_mem_set_multi_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_set_multi_),BYTES)(v, h, o, val, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
TYPE val; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
__C(__C(CHIP,_mem_write_),BYTES)(v, h, o, val); \
|
|
__C(CHIP,_mem_barrier)(v, h, o, sizeof val, \
|
|
BUS_BARRIER_WRITE); \
|
|
} \
|
|
}
|
|
CHIP_mem_set_multi_N(1,u_int8_t)
|
|
CHIP_mem_set_multi_N(2,u_int16_t)
|
|
CHIP_mem_set_multi_N(4,u_int32_t)
|
|
CHIP_mem_set_multi_N(8,u_int64_t)
|
|
|
|
#define CHIP_mem_set_region_N(BYTES,TYPE) \
|
|
void \
|
|
__C(__C(CHIP,_mem_set_region_),BYTES)(v, h, o, val, c) \
|
|
void *v; \
|
|
bus_space_handle_t h; \
|
|
bus_size_t o, c; \
|
|
TYPE val; \
|
|
{ \
|
|
\
|
|
while (c-- > 0) { \
|
|
__C(__C(CHIP,_mem_write_),BYTES)(v, h, o, val); \
|
|
o += sizeof val; \
|
|
} \
|
|
}
|
|
CHIP_mem_set_region_N(1,u_int8_t)
|
|
CHIP_mem_set_region_N(2,u_int16_t)
|
|
CHIP_mem_set_region_N(4,u_int32_t)
|
|
CHIP_mem_set_region_N(8,u_int64_t)
|
|
|
|
#define CHIP_mem_copy_N(BYTES) \
|
|
void \
|
|
__C(__C(CHIP,_mem_copy_),BYTES)(v, h1, o1, h2, o2, c) \
|
|
void *v; \
|
|
bus_space_handle_t h1, h2; \
|
|
bus_size_t o1, o2, c; \
|
|
{ \
|
|
bus_size_t i, o; \
|
|
\
|
|
if ((h1 >> 63) != 0 && (h2 >> 63) != 0) { \
|
|
bcopy((void *)(h1 + o1), (void *)(h2 + o2), c * BYTES); \
|
|
return; \
|
|
} \
|
|
\
|
|
for (i = 0, o = 0; i < c; i++, o += BYTES) \
|
|
__C(__C(CHIP,_mem_write_),BYTES)(v, h2, o2 + o, \
|
|
__C(__C(CHIP,_mem_read_),BYTES)(v, h1, o1 + o)); \
|
|
}
|
|
CHIP_mem_copy_N(1)
|
|
CHIP_mem_copy_N(2)
|
|
CHIP_mem_copy_N(4)
|
|
CHIP_mem_copy_N(8)
|