1 /* $NetBSD: arm_fdtvar.h,v 1.7 2017/08/24 13:06:23 jmcneill Exp $ */ 2 3 /*- 4 * Copyright (c) 2017 Jared D. McNeill <jmcneill@invisible.ca> 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 17 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 18 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 19 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 20 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 21 * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; 22 * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 23 * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 24 * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 26 * SUCH DAMAGE. 27 */ 28 29 #ifndef _ARM_ARM_FDTVAR_H 30 #define _ARM_ARM_FDTVAR_H 31 32 /* 33 * Platform-specific data 34 */ 35 36 struct fdt_attach_args; 37 38 struct arm_platform { 39 const struct pmap_devmap * (*devmap)(void); 40 void (*bootstrap)(void); 41 void (*init_attach_args)(struct fdt_attach_args *); 42 void (*early_putchar)(char); 43 void (*device_register)(device_t, void *); 44 void (*reset)(void); 45 void (*delay)(u_int); 46 u_int (*uart_freq)(void); 47 }; 48 49 struct arm_platform_info { 50 const char * compat; 51 const struct arm_platform * ops; 52 }; 53 54 #define _ARM_PLATFORM_REGISTER(name) \ 55 __link_set_add_rodata(arm_platforms, __CONCAT(name,_platinfo)); 56 57 #define ARM_PLATFORM(_name, _compat, _ops) \ 58 static const struct arm_platform_info __CONCAT(_name,_platinfo) = { \ 59 .compat = (_compat), \ 60 .ops = (_ops) \ 61 }; \ 62 _ARM_PLATFORM_REGISTER(_name) 63 64 TAILQ_HEAD(arm_platlist, arm_platform_info); 65 66 const struct arm_platform * arm_fdt_platform(void); 67 68 void arm_fdt_cpu_hatch_register(void *, void (*)(void *, struct cpu_info *)); 69 void arm_fdt_cpu_hatch(struct cpu_info *); 70 71 void arm_fdt_timer_register(void (*)(void)); 72 73 void arm_fdt_irq_set_handler(void (*)(void *)); 74 void arm_fdt_irq_handler(void *); 75 76 void arm_fdt_memory_dump(paddr_t); 77 78 #endif /* !_ARM_ARM_FDTVAR_H */ 79