1 /* $OpenBSD: spmivar.h,v 1.1 2021/05/26 20:52:21 kettenis Exp $ */ 2 /* 3 * Copyright (c) 2021 Mark Kettenis <kettenis@openbsd.org> 4 * 5 * Permission to use, copy, modify, and distribute this software for any 6 * purpose with or without fee is hereby granted, provided that the above 7 * copyright notice and this permission notice appear in all copies. 8 * 9 * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES 10 * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF 11 * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR 12 * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES 13 * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN 14 * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF 15 * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. 16 */ 17 18 #define SPMI_CMD_EXT_WRITEL 0x30 19 #define SPMI_CMD_EXT_READL 0x38 20 21 typedef struct spmi_controller { 22 void *sc_cookie; 23 int (*sc_cmd_read)(void *, uint8_t, uint8_t, uint16_t, 24 void *, size_t); 25 int (*sc_cmd_write)(void *, uint8_t, uint8_t, uint16_t, 26 const void *, size_t); 27 } *spmi_tag_t; 28 29 struct spmi_attach_args { 30 spmi_tag_t sa_tag; 31 uint8_t sa_sid; 32 char *sa_name; 33 int sa_node; 34 }; 35 36 #define spmi_cmd_read(sc, sid, cmd, addr, buf, len) \ 37 (*(sc)->sc_cmd_read)((sc)->sc_cookie, (sid), (cmd), (addr), (buf), (len)) 38 #define spmi_cmd_write(sc, sid, cmd, addr, buf, len) \ 39 (*(sc)->sc_cmd_write)((sc)->sc_cookie, (sid), (cmd), (addr), (buf), (len)) 40