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1 /*
2  * Copyright (c) 2004-2010 Atheros Communications Inc.
3  * Copyright (c) 2011 Qualcomm Atheros, Inc.
4  *
5  * Permission to use, copy, modify, and/or 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 #ifndef TARGET_H
19 #define TARGET_H
20 
21 #define AR6003_BOARD_DATA_SZ		1024
22 #define AR6003_BOARD_EXT_DATA_SZ	768
23 #define AR6003_BOARD_EXT_DATA_SZ_V2	1024
24 
25 #define AR6004_BOARD_DATA_SZ     6144
26 #define AR6004_BOARD_EXT_DATA_SZ 0
27 
28 #define RESET_CONTROL_ADDRESS		0x00004000
29 #define RESET_CONTROL_COLD_RST		0x00000100
30 #define RESET_CONTROL_MBOX_RST		0x00000004
31 
32 #define CPU_CLOCK_STANDARD_S		0
33 #define CPU_CLOCK_STANDARD		0x00000003
34 #define CPU_CLOCK_ADDRESS		0x00000020
35 
36 #define CLOCK_CONTROL_ADDRESS		0x00000028
37 #define CLOCK_CONTROL_LF_CLK32_S	2
38 #define CLOCK_CONTROL_LF_CLK32		0x00000004
39 
40 #define SYSTEM_SLEEP_ADDRESS		0x000000c4
41 #define SYSTEM_SLEEP_DISABLE_S		0
42 #define SYSTEM_SLEEP_DISABLE		0x00000001
43 
44 #define LPO_CAL_ADDRESS			0x000000e0
45 #define LPO_CAL_ENABLE_S		20
46 #define LPO_CAL_ENABLE			0x00100000
47 
48 #define GPIO_PIN9_ADDRESS		0x0000004c
49 #define GPIO_PIN10_ADDRESS		0x00000050
50 #define GPIO_PIN11_ADDRESS		0x00000054
51 #define GPIO_PIN12_ADDRESS		0x00000058
52 #define GPIO_PIN13_ADDRESS		0x0000005c
53 
54 #define HOST_INT_STATUS_ADDRESS		0x00000400
55 #define HOST_INT_STATUS_ERROR_S		7
56 #define HOST_INT_STATUS_ERROR		0x00000080
57 
58 #define HOST_INT_STATUS_CPU_S		6
59 #define HOST_INT_STATUS_CPU		0x00000040
60 
61 #define HOST_INT_STATUS_COUNTER_S	4
62 #define HOST_INT_STATUS_COUNTER		0x00000010
63 
64 #define CPU_INT_STATUS_ADDRESS		0x00000401
65 
66 #define ERROR_INT_STATUS_ADDRESS	0x00000402
67 #define ERROR_INT_STATUS_WAKEUP_S	2
68 #define ERROR_INT_STATUS_WAKEUP		0x00000004
69 
70 #define ERROR_INT_STATUS_RX_UNDERFLOW_S	1
71 #define ERROR_INT_STATUS_RX_UNDERFLOW	0x00000002
72 
73 #define ERROR_INT_STATUS_TX_OVERFLOW_S	0
74 #define ERROR_INT_STATUS_TX_OVERFLOW	0x00000001
75 
76 #define COUNTER_INT_STATUS_ADDRESS	0x00000403
77 #define COUNTER_INT_STATUS_COUNTER_S	0
78 #define COUNTER_INT_STATUS_COUNTER	0x000000ff
79 
80 #define RX_LOOKAHEAD_VALID_ADDRESS	0x00000405
81 
82 #define INT_STATUS_ENABLE_ADDRESS	0x00000418
83 #define INT_STATUS_ENABLE_ERROR_S	7
84 #define INT_STATUS_ENABLE_ERROR		0x00000080
85 
86 #define INT_STATUS_ENABLE_CPU_S		6
87 #define INT_STATUS_ENABLE_CPU		0x00000040
88 
89 #define INT_STATUS_ENABLE_INT_S		5
90 #define INT_STATUS_ENABLE_INT		0x00000020
91 #define INT_STATUS_ENABLE_COUNTER_S	4
92 #define INT_STATUS_ENABLE_COUNTER	0x00000010
93 
94 #define INT_STATUS_ENABLE_MBOX_DATA_S	0
95 #define INT_STATUS_ENABLE_MBOX_DATA	0x0000000f
96 
97 #define CPU_INT_STATUS_ENABLE_ADDRESS	0x00000419
98 #define CPU_INT_STATUS_ENABLE_BIT_S	0
99 #define CPU_INT_STATUS_ENABLE_BIT	0x000000ff
100 
101 #define ERROR_STATUS_ENABLE_ADDRESS		0x0000041a
102 #define ERROR_STATUS_ENABLE_RX_UNDERFLOW_S	1
103 #define ERROR_STATUS_ENABLE_RX_UNDERFLOW	0x00000002
104 
105 #define ERROR_STATUS_ENABLE_TX_OVERFLOW_S	0
106 #define ERROR_STATUS_ENABLE_TX_OVERFLOW		0x00000001
107 
108 #define COUNTER_INT_STATUS_ENABLE_ADDRESS	0x0000041b
109 #define COUNTER_INT_STATUS_ENABLE_BIT_S		0
110 #define COUNTER_INT_STATUS_ENABLE_BIT		0x000000ff
111 
112 #define COUNT_ADDRESS			0x00000420
113 
114 #define COUNT_DEC_ADDRESS		0x00000440
115 
116 #define WINDOW_DATA_ADDRESS		0x00000474
117 #define WINDOW_WRITE_ADDR_ADDRESS	0x00000478
118 #define WINDOW_READ_ADDR_ADDRESS	0x0000047c
119 #define CPU_DBG_SEL_ADDRESS		0x00000483
120 #define CPU_DBG_ADDRESS			0x00000484
121 
122 #define LOCAL_SCRATCH_ADDRESS		0x000000c0
123 #define ATH6KL_OPTION_SLEEP_DISABLE	0x08
124 
125 #define RTC_BASE_ADDRESS		0x00004000
126 #define GPIO_BASE_ADDRESS		0x00014000
127 #define MBOX_BASE_ADDRESS		0x00018000
128 #define ANALOG_INTF_BASE_ADDRESS	0x0001c000
129 
130 /* real name of the register is unknown */
131 #define ATH6KL_ANALOG_PLL_REGISTER	(ANALOG_INTF_BASE_ADDRESS + 0x284)
132 
133 #define SM(f, v)	(((v) << f##_S) & f)
134 #define MS(f, v)	(((v) & f) >> f##_S)
135 
136 /*
137  * xxx_HOST_INTEREST_ADDRESS is the address in Target RAM of the
138  * host_interest structure.
139  *
140  * Host Interest is shared between Host and Target in order to coordinate
141  * between the two, and is intended to remain constant (with additions only
142  * at the end).
143  */
144 #define ATH6KL_AR6003_HI_START_ADDR           0x00540600
145 #define ATH6KL_AR6004_HI_START_ADDR           0x00400800
146 
147 /*
148  * These are items that the Host may need to access
149  * via BMI or via the Diagnostic Window. The position
150  * of items in this structure must remain constant.
151  * across firmware revisions!
152  *
153  * Types for each item must be fixed size across target and host platforms.
154  * The structure is used only to calculate offset for each register with
155  * HI_ITEM() macro, no values are stored to it.
156  *
157  * More items may be added at the end.
158  */
159 struct host_interest {
160 	/*
161 	 * Pointer to application-defined area, if any.
162 	 * Set by Target application during startup.
163 	 */
164 	u32 hi_app_host_interest;                      /* 0x00 */
165 
166 	/* Pointer to register dump area, valid after Target crash. */
167 	u32 hi_failure_state;                          /* 0x04 */
168 
169 	/* Pointer to debug logging header */
170 	u32 hi_dbglog_hdr;                             /* 0x08 */
171 
172 	u32 hi_unused1;                       /* 0x0c */
173 
174 	/*
175 	 * General-purpose flag bits, similar to ATH6KL_OPTION_* flags.
176 	 * Can be used by application rather than by OS.
177 	 */
178 	u32 hi_option_flag;                            /* 0x10 */
179 
180 	/*
181 	 * Boolean that determines whether or not to
182 	 * display messages on the serial port.
183 	 */
184 	u32 hi_serial_enable;                          /* 0x14 */
185 
186 	/* Start address of DataSet index, if any */
187 	u32 hi_dset_list_head;                         /* 0x18 */
188 
189 	/* Override Target application start address */
190 	u32 hi_app_start;                              /* 0x1c */
191 
192 	/* Clock and voltage tuning */
193 	u32 hi_skip_clock_init;                        /* 0x20 */
194 	u32 hi_core_clock_setting;                     /* 0x24 */
195 	u32 hi_cpu_clock_setting;                      /* 0x28 */
196 	u32 hi_system_sleep_setting;                   /* 0x2c */
197 	u32 hi_xtal_control_setting;                   /* 0x30 */
198 	u32 hi_pll_ctrl_setting_24ghz;                 /* 0x34 */
199 	u32 hi_pll_ctrl_setting_5ghz;                  /* 0x38 */
200 	u32 hi_ref_voltage_trim_setting;               /* 0x3c */
201 	u32 hi_clock_info;                             /* 0x40 */
202 
203 	/*
204 	 * Flash configuration overrides, used only
205 	 * when firmware is not executing from flash.
206 	 * (When using flash, modify the global variables
207 	 * with equivalent names.)
208 	 */
209 	u32 hi_bank0_addr_value;                       /* 0x44 */
210 	u32 hi_bank0_read_value;                       /* 0x48 */
211 	u32 hi_bank0_write_value;                      /* 0x4c */
212 	u32 hi_bank0_config_value;                     /* 0x50 */
213 
214 	/* Pointer to Board Data  */
215 	u32 hi_board_data;                             /* 0x54 */
216 	u32 hi_board_data_initialized;                 /* 0x58 */
217 
218 	u32 hi_dset_ram_index_tbl;                     /* 0x5c */
219 
220 	u32 hi_desired_baud_rate;                      /* 0x60 */
221 	u32 hi_dbglog_config;                          /* 0x64 */
222 	u32 hi_end_ram_reserve_sz;                     /* 0x68 */
223 	u32 hi_mbox_io_block_sz;                       /* 0x6c */
224 
225 	u32 hi_num_bpatch_streams;                     /* 0x70 -- unused */
226 	u32 hi_mbox_isr_yield_limit;                   /* 0x74 */
227 
228 	u32 hi_refclk_hz;                              /* 0x78 */
229 	u32 hi_ext_clk_detected;                       /* 0x7c */
230 	u32 hi_dbg_uart_txpin;                         /* 0x80 */
231 	u32 hi_dbg_uart_rxpin;                         /* 0x84 */
232 	u32 hi_hci_uart_baud;                          /* 0x88 */
233 	u32 hi_hci_uart_pin_assignments;               /* 0x8C */
234 	/*
235 	 * NOTE: byte [0] = tx pin, [1] = rx pin, [2] = rts pin, [3] = cts
236 	 * pin
237 	 */
238 	u32 hi_hci_uart_baud_scale_val;                /* 0x90 */
239 	u32 hi_hci_uart_baud_step_val;                 /* 0x94 */
240 
241 	u32 hi_allocram_start;                         /* 0x98 */
242 	u32 hi_allocram_sz;                            /* 0x9c */
243 	u32 hi_hci_bridge_flags;                       /* 0xa0 */
244 	u32 hi_hci_uart_support_pins;                  /* 0xa4 */
245 	/*
246 	 * NOTE: byte [0] = RESET pin (bit 7 is polarity),
247 	 * bytes[1]..bytes[3] are for future use
248 	 */
249 	u32 hi_hci_uart_pwr_mgmt_params;               /* 0xa8 */
250 	/*
251 	 * 0xa8   - [1]: 0 = UART FC active low, 1 = UART FC active high
252 	 *      [31:16]: wakeup timeout in ms
253 	 */
254 
255 	/* Pointer to extended board data */
256 	u32 hi_board_ext_data;                /* 0xac */
257 	u32 hi_board_ext_data_config;         /* 0xb0 */
258 
259 	/*
260 	 * Bit [0]  :   valid
261 	 * Bit[31:16:   size
262 	 */
263 	/*
264 	 * hi_reset_flag is used to do some stuff when target reset.
265 	 * such as restore app_start after warm reset or
266 	 * preserve host Interest area, or preserve ROM data, literals etc.
267 	 */
268 	u32 hi_reset_flag;                            /* 0xb4 */
269 	/* indicate hi_reset_flag is valid */
270 	u32 hi_reset_flag_valid;                      /* 0xb8 */
271 	u32 hi_hci_uart_pwr_mgmt_params_ext;           /* 0xbc */
272 	/*
273 	 * 0xbc - [31:0]: idle timeout in ms
274 	 */
275 	/* ACS flags */
276 	u32 hi_acs_flags;                              /* 0xc0 */
277 	u32 hi_console_flags;                          /* 0xc4 */
278 	u32 hi_nvram_state;                            /* 0xc8 */
279 	u32 hi_option_flag2;                           /* 0xcc */
280 
281 	/* If non-zero, override values sent to Host in WMI_READY event. */
282 	u32 hi_sw_version_override;                    /* 0xd0 */
283 	u32 hi_abi_version_override;                   /* 0xd4 */
284 
285 	/*
286 	 * Percentage of high priority RX traffic to total expected RX traffic -
287 	 * applicable only to ar6004
288 	 */
289 	u32 hi_hp_rx_traffic_ratio;                    /* 0xd8 */
290 
291 	/* test applications flags */
292 	u32 hi_test_apps_related;                      /* 0xdc */
293 	/* location of test script */
294 	u32 hi_ota_testscript;                         /* 0xe0 */
295 	/* location of CAL data */
296 	u32 hi_cal_data;                               /* 0xe4 */
297 	/* Number of packet log buffers */
298 	u32 hi_pktlog_num_buffers;                     /* 0xe8 */
299 
300 } __packed;
301 
302 #define HI_ITEM(item)  offsetof(struct host_interest, item)
303 
304 #define HI_OPTION_MAC_ADDR_METHOD_SHIFT	3
305 
306 #define HI_OPTION_FW_MODE_IBSS    0x0
307 #define HI_OPTION_FW_MODE_BSS_STA 0x1
308 #define HI_OPTION_FW_MODE_AP      0x2
309 
310 #define HI_OPTION_FW_SUBMODE_NONE      0x0
311 #define HI_OPTION_FW_SUBMODE_P2PDEV    0x1
312 #define HI_OPTION_FW_SUBMODE_P2PCLIENT 0x2
313 #define HI_OPTION_FW_SUBMODE_P2PGO     0x3
314 
315 #define HI_OPTION_NUM_DEV_SHIFT   0x9
316 
317 #define HI_OPTION_FW_BRIDGE_SHIFT 0x04
318 
319 /* Fw Mode/SubMode Mask
320 |------------------------------------------------------------------------------|
321 |   SUB   |   SUB   |   SUB   |  SUB    |         |         |         |
322 | MODE[3] | MODE[2] | MODE[1] | MODE[0] | MODE[3] | MODE[2] | MODE[1] | MODE[0|
323 |   (2)   |   (2)   |   (2)   |   (2)   |   (2)   |   (2)   |   (2)   |   (2)
324 |------------------------------------------------------------------------------|
325 */
326 #define HI_OPTION_FW_MODE_BITS	       0x2
327 #define HI_OPTION_FW_MODE_SHIFT        0xC
328 
329 #define HI_OPTION_FW_SUBMODE_BITS      0x2
330 #define HI_OPTION_FW_SUBMODE_SHIFT     0x14
331 
332 /* Convert a Target virtual address into a Target physical address */
333 #define AR6003_VTOP(vaddr) ((vaddr) & 0x001fffff)
334 #define AR6004_VTOP(vaddr) (vaddr)
335 
336 #define TARG_VTOP(target_type, vaddr) \
337 	(((target_type) == TARGET_TYPE_AR6003) ? AR6003_VTOP(vaddr) : \
338 	(((target_type) == TARGET_TYPE_AR6004) ? AR6004_VTOP(vaddr) : 0))
339 
340 #define ATH6KL_FWLOG_PAYLOAD_SIZE		1500
341 
342 struct ath6kl_dbglog_buf {
343 	__le32 next;
344 	__le32 buffer_addr;
345 	__le32 bufsize;
346 	__le32 length;
347 	__le32 count;
348 	__le32 free;
349 } __packed;
350 
351 struct ath6kl_dbglog_hdr {
352 	__le32 dbuf_addr;
353 	__le32 dropped;
354 } __packed;
355 
356 #endif
357