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tsvar.h revision 1.18 
      1 /* $NetBSD: tsvar.h,v 1.18 2023/12/04 00:32:10 thorpej Exp $ */
      2 
      3 /*-
      4  * Copyright (c) 1999 by Ross Harvey.  All rights reserved.
      5  *
      6  * Redistribution and use in source and binary forms, with or without
      7  * modification, are permitted provided that the following conditions
      8  * are met:
      9  * 1. Redistributions of source code must retain the above copyright
     10  *    notice, this list of conditions and the following disclaimer.
     11  * 2. Redistributions in binary form must reproduce the above copyright
     12  *    notice, this list of conditions and the following disclaimer in the
     13  *    documentation and/or other materials provided with the distribution.
     14  * 3. All advertising materials mentioning features or use of this software
     15  *    must display the following acknowledgement:
     16  *	This product includes software developed by Ross Harvey.
     17  * 4. The name of Ross Harvey may not be used to endorse or promote products
     18  *    derived from this software without specific prior written permission.
     19  *
     20  * THIS SOFTWARE IS PROVIDED BY ROSS HARVEY ``AS IS'' AND ANY EXPRESS
     21  * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED
     22  * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURP0SE
     23  * ARE DISCLAIMED.  IN NO EVENT SHALL ROSS HARVEY BE LIABLE FOR ANY
     24  * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
     25  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
     26  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
     27  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
     28  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
     29  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
     30  * SUCH DAMAGE.
     31  *
     32  */
     33 
     34 #include <sys/extent.h>
     35 #include <sys/vmem_impl.h>
     36 
     37 #include <dev/isa/isavar.h>
     38 #include <dev/pci/pcivar.h>
     39 #include <dev/i2c/i2cvar.h>
     40 #include <alpha/pci/pci_sgmap_pte64.h>
     41 
     42 #define	TSP_NBTS	VMEM_EST_BTCOUNT(1, 8)
     43 
     44 #define	tsvar() { Generate ctags(1) key. }
     45 
     46 struct tsp_config {
     47 	int	pc_pslot;		/* Pchip 0 or 1 */
     48 	int	pc_initted;		/* Initialized */
     49 	uint64_t pc_iobase;		/* All Pchip space starts here */
     50 	struct	ts_pchip *pc_csr;	/* Pchip CSR space starts here */
     51 	volatile uint64_t *pc_tlbia;  	/* Pchip TLBIA register address */
     52 
     53 	struct	alpha_bus_space pc_iot, pc_memt;
     54 	struct	alpha_pci_chipset pc_pc;
     55 
     56 	struct	alpha_bus_dma_tag pc_dmat64_direct;
     57 	struct	alpha_bus_dma_tag pc_dmat_direct;
     58 	struct	alpha_bus_dma_tag pc_dmat_sgmap_lo;
     59 	struct	alpha_bus_dma_tag pc_dmat_sgmap_hi;
     60 
     61 	struct alpha_sgmap pc_sgmap_lo;
     62 	struct alpha_sgmap pc_sgmap_hi;
     63 
     64 	uint32_t pc_hae_mem;
     65 	uint32_t pc_hae_io;
     66 
     67 	struct	vmem pc_io_arena_store;
     68 	struct	vmem pc_mem_arena_store;
     69 	struct	vmem_btag pc_io_btag_store[TSP_NBTS];
     70 	struct	vmem_btag pc_mem_btag_store[TSP_NBTS];
     71 
     72 	vmem_t	*pc_io_arena;
     73 	vmem_t	*pc_mem_arena;
     74 
     75 	struct {
     76 		uint64_t wsba[4];
     77 		uint64_t wsm[4];
     78 		uint64_t tba[4];
     79 	} pc_saved_windows;
     80 	uint64_t pc_saved_pctl;
     81 };
     82 
     83 struct tsp_attach_args {
     84 	const char *tsp_name;
     85 	int	tsp_slot;
     86 };
     87 
     88 struct tsciic_softc {
     89 	device_t	sc_dev;
     90 	struct		i2c_controller sc_i2c;
     91 };
     92 
     93 struct tsciic_attach_args {
     94 	const char *tsciic_name;
     95 };
     96 
     97 extern int tsp_console_hose;
     98 
     99 struct	tsp_config *tsp_init(int);
    100 void	tsp_pci_init(pci_chipset_tag_t, void *);
    101 void	tsp_dma_init(struct tsp_config *);
    102 
    103 void	tsp_bus_io_init(bus_space_tag_t, void *);
    104 void	tsp_bus_mem_init(bus_space_tag_t, void *);
    105 
    106 void	tsp_bus_mem_init2(bus_space_tag_t, void *);
    107 
    108 void	tsciic_init(device_t);
    109 
    110 void	tsp_print_error(unsigned int, unsigned long);
    111 void	tsc_print_misc(unsigned int, unsigned long);
    112 void	tsc_print_dir(unsigned int, unsigned long);
    113 
    114 #define IPRINTF(i, f, ...)	printf("%*s" f, i * 4, "", ##__VA_ARGS__)
    115