1 /*- 2 * Copyright (c) 2015 Nathan Whitehorn 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _POWERNV_OPAL_H 30 #define _POWERNV_OPAL_H 31 32 #include <sys/cdefs.h> 33 #include <sys/types.h> 34 #include <sys/eventhandler.h> 35 36 /* Check if OPAL is correctly instantiated. Will try to instantiate it. */ 37 int opal_check(void); 38 39 /* Call an OPAL method. Any pointers passed must be real-mode accessible! */ 40 int opal_call(uint64_t token, ...); 41 42 #define OPAL_CONSOLE_WRITE 1 43 #define OPAL_CONSOLE_READ 2 44 #define OPAL_RTC_READ 3 45 #define OPAL_RTC_WRITE 4 46 #define OPAL_CEC_POWER_DOWN 5 47 #define OPAL_CEC_REBOOT 6 48 #define OPAL_HANDLE_INTERRUPT 9 49 #define OPAL_POLL_EVENTS 10 50 #define OPAL_PCI_CONFIG_READ_BYTE 13 51 #define OPAL_PCI_CONFIG_READ_HALF_WORD 14 52 #define OPAL_PCI_CONFIG_READ_WORD 15 53 #define OPAL_PCI_CONFIG_WRITE_BYTE 16 54 #define OPAL_PCI_CONFIG_WRITE_HALF_WORD 17 55 #define OPAL_PCI_CONFIG_WRITE_WORD 18 56 #define OPAL_PCI_EEH_FREEZE_CLEAR 26 57 #define OPAL_PCI_PHB_MMIO_ENABLE 27 58 #define OPAL_PCI_SET_PHB_MEM_WINDOW 28 59 #define OPAL_PCI_MAP_PE_MMIO_WINDOW 29 60 #define OPAL_PCI_SET_XIVE_PE 37 61 #define OPAL_PCI_RESET 49 62 #define OPAL_PCI_POLL 62 63 #define OPAL_SET_XIVE 19 64 #define OPAL_GET_XIVE 20 65 #define OPAL_PCI_SET_PE 31 66 #define OPAL_GET_MSI_32 39 67 #define OPAL_GET_MSI_64 40 68 #define OPAL_PCI_MSI_EOI 63 69 #define OPAL_PCI_GET_PHB_DIAG_DATA2 64 70 #define OPAL_START_CPU 41 71 #define OPAL_PCI_MAP_PE_DMA_WINDOW 44 72 #define OPAL_PCI_MAP_PE_DMA_WINDOW_REAL 45 73 #define OPAL_RETURN_CPU 69 74 #define OPAL_REINIT_CPUS 70 75 #define OPAL_CHECK_TOKEN 80 76 #define OPAL_GET_MSG 85 77 #define OPAL_CHECK_ASYNC_COMPLETION 86 78 #define OPAL_SENSOR_READ 88 79 #define OPAL_HANDLE_HMI 98 80 #define OPAL_IPMI_SEND 107 81 #define OPAL_IPMI_RECV 108 82 #define OPAL_I2C_REQUEST 109 83 #define OPAL_FLASH_READ 110 84 #define OPAL_FLASH_WRITE 111 85 #define OPAL_FLASH_ERASE 112 86 #define OPAL_INT_GET_XIRR 122 87 #define OPAL_INT_SET_CPPR 123 88 #define OPAL_INT_EOI 124 89 #define OPAL_INT_SET_MFRR 125 90 #define OPAL_PCI_TCE_KILL 126 91 #define OPAL_XIVE_RESET 128 92 #define OPAL_XIVE_GET_IRQ_INFO 129 93 #define OPAL_XIVE_GET_IRQ_CONFIG 130 94 #define OPAL_XIVE_SET_IRQ_CONFIG 131 95 #define OPAL_XIVE_GET_QUEUE_INFO 132 96 #define OPAL_XIVE_SET_QUEUE_INFO 133 97 #define OPAL_XIVE_DONATE_PAGE 134 98 #define OPAL_XIVE_ALLOCATE_VP_BLOCK 135 99 #define OPAL_XIVE_FREE_VP_BLOCK 136 100 #define OPAL_XIVE_GET_VP_INFO 137 101 #define OPAL_XIVE_SET_VP_INFO 138 102 #define OPAL_XIVE_ALLOCATE_IRQ 139 103 #define OPAL_XIVE_FREE_IRQ 140 104 #define OPAL_XIVE_SYNC 141 105 #define OPAL_XIVE_DUMP 142 106 #define OPAL_SENSOR_GROUP_CLEAR 156 107 #define OPAL_SENSOR_READ_U64 162 108 #define OPAL_SENSOR_GROUP_ENABLE 163 109 #define OPAL_HANDLE_HMI2 166 110 111 /* For OPAL_PCI_SET_PE */ 112 #define OPAL_UNMAP_PE 0 113 #define OPAL_MAP_PE 1 114 115 #define OPAL_PCI_BUS_ANY 0 116 #define OPAL_PCI_BUS_3BITS 2 117 #define OPAL_PCI_BUS_4BITS 3 118 #define OPAL_PCI_BUS_5BITS 4 119 #define OPAL_PCI_BUS_6BITS 5 120 #define OPAL_PCI_BUS_7BITS 6 121 #define OPAL_PCI_BUS_ALL 7 /* Match bus number exactly */ 122 123 #define OPAL_IGNORE_RID_DEVICE_NUMBER 0 124 #define OPAL_COMPARE_RID_DEVICE_NUMBER 1 125 126 #define OPAL_IGNORE_RID_FUNC_NUMBER 0 127 #define OPAL_COMPARE_RID_FUNC_NUMBER 1 128 129 #define OPAL_SUCCESS 0 130 #define OPAL_PARAMETER -1 131 #define OPAL_BUSY -2 132 #define OPAL_CLOSED -5 133 #define OPAL_HARDWARE -6 134 #define OPAL_UNSUPPORTED -7 135 #define OPAL_RESOURCE -10 136 #define OPAL_BUSY_EVENT -12 137 #define OPAL_ASYNC_COMPLETION -15 138 #define OPAL_EMPTY -16 139 #define OPAL_XIVE_PROVISIONING -31 140 #define OPAL_XIVE_FREE_ACTIVE -32 141 142 #define OPAL_TOKEN_ABSENT 0 143 #define OPAL_TOKEN_PRESENT 1 144 145 #define OPAL_EVENT_OPAL_INTERNAL 0x1 146 #define OPAL_EVENT_NVRAM 0x2 147 #define OPAL_EVENT_RTC 0x4 148 #define OPAL_EVENT_CONSOLE_INPUT 0x8 149 #define OPAL_EVENT_CONSOLE_OUTPUT 0x10 150 #define OPAL_EVENT_ERROR_LOG_AVAIL 0x20 151 #define OPAL_EVENT_ERROR_LOG 0x40 152 #define OPAL_EVENT_EPOW 0x80 153 #define OPAL_EVENT_LED_STATUS 0x100 154 #define OPAL_EVENT_PCI_ERROR 0x200 155 #define OPAL_EVENT_DUMP_AVAIL 0x400 156 #define OPAL_EVENT_MSG_PENDING 0x800 157 158 #define OPAL_HMI_FLAGS_TB_RESYNC (1ull << 0) 159 #define OPAL_HMI_FLAGS_DEC_LOST (1ull << 1) 160 #define OPAL_HMI_FLAGS_HDEC_LOST (1ull << 2) 161 #define OPAL_HMI_FLAGS_TOD_TB_FAIL (1ull << 3) 162 #define OPAL_HMI_FLAGS_NEW_EVENT (1ull << 63) 163 164 #define OPAL_XIVE_XICS_MODE_EMU 0 165 #define OPAL_XIVE_XICS_MODE_EXP 1 166 167 #define OPAL_XIVE_VP_ENABLED 0x00000001 168 #define OPAL_XIVE_VP_SINGLE_ESCALATION 0x00000002 169 170 #define OPAL_XIVE_EQ_ENABLED 0x00000001 171 #define OPAL_XIVE_EQ_ALWAYS_NOTIFY 0x00000002 172 #define OPAL_XIVE_EQ_ESCALATE 0x00000004 173 174 struct opal_msg { 175 uint32_t msg_type; 176 uint32_t reserved; 177 uint64_t params[8]; 178 }; 179 180 enum opal_msg_type { 181 OPAL_MSG_ASYNC_COMP = 0, 182 OPAL_MSG_MEM_ERR = 1, 183 OPAL_MSG_EPOW = 2, 184 OPAL_MSG_SHUTDOWN = 3, 185 OPAL_MSG_HMI_EVT = 4, 186 OPAL_MSG_DPO = 5, 187 OPAL_MSG_PRD = 6, 188 OPAL_MSG_OCC = 7, 189 OPAL_MSG_TYPE_MAX, 190 }; 191 192 #define OPAL_IPMI_MSG_FORMAT_VERSION_1 1 193 194 struct opal_ipmi_msg { 195 uint8_t version; 196 uint8_t netfn; 197 uint8_t cmd; 198 uint8_t data[]; 199 }; 200 201 int opal_init_async_tokens(int); 202 int opal_alloc_async_token(void); 203 void opal_free_async_token(int); 204 int opal_wait_completion(void *, uint64_t, int); 205 206 typedef void (*opal_msg_handler_fn)(void *, struct opal_msg *); 207 EVENTHANDLER_DECLARE(OPAL_ASYNC_COMP, opal_msg_handler_fn); 208 EVENTHANDLER_DECLARE(OPAL_EPOW, opal_msg_handler_fn); 209 EVENTHANDLER_DECLARE(OPAL_SHUTDOWN, opal_msg_handler_fn); 210 EVENTHANDLER_DECLARE(OPAL_HMI_EVT, opal_msg_handler_fn); 211 EVENTHANDLER_DECLARE(OPAL_DPO, opal_msg_handler_fn); 212 EVENTHANDLER_DECLARE(OPAL_OCC, opal_msg_handler_fn); 213 EVENTHANDLER_LIST_DECLARE(OPAL_ASYNC_COMP); 214 EVENTHANDLER_LIST_DECLARE(OPAL_EPOW); 215 EVENTHANDLER_LIST_DECLARE(OPAL_SHUTDOWN); 216 EVENTHANDLER_LIST_DECLARE(OPAL_HMI_EVT); 217 EVENTHANDLER_LIST_DECLARE(OPAL_DPO); 218 EVENTHANDLER_LIST_DECLARE(OPAL_OCC); 219 #endif 220