1 /* 2 * This file is part of wl1251 3 * 4 * Copyright (c) 1998-2007 Texas Instruments Incorporated 5 * Copyright (C) 2008 Nokia Corporation 6 * 7 * This program is free software; you can redistribute it and/or 8 * modify it under the terms of the GNU General Public License 9 * version 2 as published by the Free Software Foundation. 10 * 11 * This program is distributed in the hope that it will be useful, but 12 * WITHOUT ANY WARRANTY; without even the implied warranty of 13 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU 14 * General Public License for more details. 15 * 16 * You should have received a copy of the GNU General Public License 17 * along with this program; if not, write to the Free Software 18 * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 19 * 02110-1301 USA 20 * 21 */ 22 23 #ifndef __WL1251_EVENT_H__ 24 #define __WL1251_EVENT_H__ 25 26 /* 27 * Mbox events 28 * 29 * The event mechanism is based on a pair of event buffers (buffers A and 30 * B) at fixed locations in the target's memory. The host processes one 31 * buffer while the other buffer continues to collect events. If the host 32 * is not processing events, an interrupt is issued to signal that a buffer 33 * is ready. Once the host is done with processing events from one buffer, 34 * it signals the target (with an ACK interrupt) that the event buffer is 35 * free. 36 */ 37 38 enum { 39 RESERVED1_EVENT_ID = BIT(0), 40 RESERVED2_EVENT_ID = BIT(1), 41 MEASUREMENT_START_EVENT_ID = BIT(2), 42 SCAN_COMPLETE_EVENT_ID = BIT(3), 43 CALIBRATION_COMPLETE_EVENT_ID = BIT(4), 44 ROAMING_TRIGGER_LOW_RSSI_EVENT_ID = BIT(5), 45 PS_REPORT_EVENT_ID = BIT(6), 46 SYNCHRONIZATION_TIMEOUT_EVENT_ID = BIT(7), 47 HEALTH_REPORT_EVENT_ID = BIT(8), 48 ACI_DETECTION_EVENT_ID = BIT(9), 49 DEBUG_REPORT_EVENT_ID = BIT(10), 50 MAC_STATUS_EVENT_ID = BIT(11), 51 DISCONNECT_EVENT_COMPLETE_ID = BIT(12), 52 JOIN_EVENT_COMPLETE_ID = BIT(13), 53 CHANNEL_SWITCH_COMPLETE_EVENT_ID = BIT(14), 54 BSS_LOSE_EVENT_ID = BIT(15), 55 ROAMING_TRIGGER_MAX_TX_RETRY_EVENT_ID = BIT(16), 56 MEASUREMENT_COMPLETE_EVENT_ID = BIT(17), 57 AP_DISCOVERY_COMPLETE_EVENT_ID = BIT(18), 58 SCHEDULED_SCAN_COMPLETE_EVENT_ID = BIT(19), 59 PSPOLL_DELIVERY_FAILURE_EVENT_ID = BIT(20), 60 RESET_BSS_EVENT_ID = BIT(21), 61 REGAINED_BSS_EVENT_ID = BIT(22), 62 ROAMING_TRIGGER_REGAINED_RSSI_EVENT_ID = BIT(23), 63 ROAMING_TRIGGER_LOW_SNR_EVENT_ID = BIT(24), 64 ROAMING_TRIGGER_REGAINED_SNR_EVENT_ID = BIT(25), 65 66 DBG_EVENT_ID = BIT(26), 67 BT_PTA_SENSE_EVENT_ID = BIT(27), 68 BT_PTA_PREDICTION_EVENT_ID = BIT(28), 69 BT_PTA_AVALANCHE_EVENT_ID = BIT(29), 70 71 PLT_RX_CALIBRATION_COMPLETE_EVENT_ID = BIT(30), 72 73 EVENT_MBOX_ALL_EVENT_ID = 0x7fffffff, 74 }; 75 76 struct event_debug_report { 77 u8 debug_event_id; 78 u8 num_params; 79 u16 pad; 80 u32 report_1; 81 u32 report_2; 82 u32 report_3; 83 } __packed; 84 85 struct event_mailbox { 86 u32 events_vector; 87 u32 events_mask; 88 u32 reserved_1; 89 u32 reserved_2; 90 91 char average_rssi_level; 92 u8 ps_status; 93 u8 channel_switch_status; 94 u8 scheduled_scan_status; 95 96 /* Channels scanned by the scheduled scan */ 97 u16 scheduled_scan_channels; 98 99 /* If bit 0 is set -> target's fatal error */ 100 u16 health_report; 101 u16 bad_fft_counter; 102 u8 bt_pta_sense_info; 103 u8 bt_pta_protective_info; 104 u32 reserved; 105 u32 debug_report[2]; 106 107 /* Number of FCS errors since last event */ 108 u32 fcs_err_counter; 109 110 struct event_debug_report report; 111 u8 average_snr_level; 112 u8 padding[19]; 113 } __packed; 114 115 int wl1251_event_unmask(struct wl1251 *wl); 116 void wl1251_event_mbox_config(struct wl1251 *wl); 117 int wl1251_event_handle(struct wl1251 *wl, u8 mbox); 118 int wl1251_event_wait(struct wl1251 *wl, u32 mask, int timeout_ms); 119 120 #endif 121