diff options
-rw-r--r-- | drivers/net/wireless/Kconfig | 13 | ||||
-rw-r--r-- | drivers/net/wireless/Makefile | 1 | ||||
-rw-r--r-- | drivers/net/wireless/spectrum_cs.c | 1120 |
3 files changed, 1134 insertions, 0 deletions
diff --git a/drivers/net/wireless/Kconfig b/drivers/net/wireless/Kconfig index ae7c876d6475..00a07f32a81e 100644 --- a/drivers/net/wireless/Kconfig +++ b/drivers/net/wireless/Kconfig | |||
@@ -375,6 +375,19 @@ config PCMCIA_HERMES | |||
375 | configure your card and that /etc/pcmcia/wireless.opts works: | 375 | configure your card and that /etc/pcmcia/wireless.opts works: |
376 | <http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html>. | 376 | <http://www.hpl.hp.com/personal/Jean_Tourrilhes/Linux/Tools.html>. |
377 | 377 | ||
378 | config PCMCIA_SPECTRUM | ||
379 | tristate "Symbol Spectrum24 Trilogy PCMCIA card support" | ||
380 | depends on NET_RADIO && PCMCIA && HERMES | ||
381 | ---help--- | ||
382 | |||
383 | This is a driver for 802.11b cards using RAM-loadable Symbol | ||
384 | firmware, such as Symbol Wireless Networker LA4100, CompactFlash | ||
385 | cards by Socket Communications and Intel PRO/Wireless 2011B. | ||
386 | |||
387 | This driver requires firmware download on startup. Utilities | ||
388 | for downloading Symbol firmware are available at | ||
389 | <http://sourceforge.net/projects/orinoco/> | ||
390 | |||
378 | config AIRO_CS | 391 | config AIRO_CS |
379 | tristate "Cisco/Aironet 34X/35X/4500/4800 PCMCIA cards" | 392 | tristate "Cisco/Aironet 34X/35X/4500/4800 PCMCIA cards" |
380 | depends on NET_RADIO && PCMCIA && (BROKEN || !M32R) | 393 | depends on NET_RADIO && PCMCIA && (BROKEN || !M32R) |
diff --git a/drivers/net/wireless/Makefile b/drivers/net/wireless/Makefile index d2c8ccc21467..3a6f7ba326ca 100644 --- a/drivers/net/wireless/Makefile +++ b/drivers/net/wireless/Makefile | |||
@@ -23,6 +23,7 @@ obj-$(CONFIG_PLX_HERMES) += orinoco_plx.o | |||
23 | obj-$(CONFIG_PCI_HERMES) += orinoco_pci.o | 23 | obj-$(CONFIG_PCI_HERMES) += orinoco_pci.o |
24 | obj-$(CONFIG_TMD_HERMES) += orinoco_tmd.o | 24 | obj-$(CONFIG_TMD_HERMES) += orinoco_tmd.o |
25 | obj-$(CONFIG_NORTEL_HERMES) += orinoco_nortel.o | 25 | obj-$(CONFIG_NORTEL_HERMES) += orinoco_nortel.o |
26 | obj-$(CONFIG_PCMCIA_SPECTRUM) += spectrum_cs.o | ||
26 | 27 | ||
27 | obj-$(CONFIG_AIRO) += airo.o | 28 | obj-$(CONFIG_AIRO) += airo.o |
28 | obj-$(CONFIG_AIRO_CS) += airo_cs.o airo.o | 29 | obj-$(CONFIG_AIRO_CS) += airo_cs.o airo.o |
diff --git a/drivers/net/wireless/spectrum_cs.c b/drivers/net/wireless/spectrum_cs.c new file mode 100644 index 000000000000..39c6cdf7f3f7 --- /dev/null +++ b/drivers/net/wireless/spectrum_cs.c | |||
@@ -0,0 +1,1120 @@ | |||
1 | /* | ||
2 | * Driver for 802.11b cards using RAM-loadable Symbol firmware, such as | ||
3 | * Symbol Wireless Networker LA4100, CompactFlash cards by Socket | ||
4 | * Communications and Intel PRO/Wireless 2011B. | ||
5 | * | ||
6 | * The driver implements Symbol firmware download. The rest is handled | ||
7 | * in hermes.c and orinoco.c. | ||
8 | * | ||
9 | * Utilities for downloading the Symbol firmware are available at | ||
10 | * http://sourceforge.net/projects/orinoco/ | ||
11 | * | ||
12 | * Copyright (C) 2002-2005 Pavel Roskin <proski@gnu.org> | ||
13 | * Portions based on orinoco_cs.c: | ||
14 | * Copyright (C) David Gibson, Linuxcare Australia | ||
15 | * Portions based on Spectrum24tDnld.c from original spectrum24 driver: | ||
16 | * Copyright (C) Symbol Technologies. | ||
17 | * | ||
18 | * See copyright notice in file orinoco.c. | ||
19 | */ | ||
20 | |||
21 | #define DRIVER_NAME "spectrum_cs" | ||
22 | #define PFX DRIVER_NAME ": " | ||
23 | |||
24 | #include <linux/config.h> | ||
25 | #ifdef __IN_PCMCIA_PACKAGE__ | ||
26 | #include <pcmcia/k_compat.h> | ||
27 | #endif /* __IN_PCMCIA_PACKAGE__ */ | ||
28 | |||
29 | #include <linux/module.h> | ||
30 | #include <linux/kernel.h> | ||
31 | #include <linux/init.h> | ||
32 | #include <linux/sched.h> | ||
33 | #include <linux/ptrace.h> | ||
34 | #include <linux/slab.h> | ||
35 | #include <linux/string.h> | ||
36 | #include <linux/ioport.h> | ||
37 | #include <linux/netdevice.h> | ||
38 | #include <linux/if_arp.h> | ||
39 | #include <linux/etherdevice.h> | ||
40 | #include <linux/wireless.h> | ||
41 | |||
42 | #include <pcmcia/cs_types.h> | ||
43 | #include <pcmcia/cs.h> | ||
44 | #include <pcmcia/cistpl.h> | ||
45 | #include <pcmcia/cisreg.h> | ||
46 | #include <pcmcia/ds.h> | ||
47 | |||
48 | #include <asm/uaccess.h> | ||
49 | #include <asm/io.h> | ||
50 | #include <asm/system.h> | ||
51 | |||
52 | #include "orinoco.h" | ||
53 | |||
54 | /* | ||
55 | * If SPECTRUM_FW_INCLUDED is defined, the firmware is hardcoded into | ||
56 | * the driver. Use get_symbol_fw script to generate spectrum_fw.h and | ||
57 | * copy it to the same directory as spectrum_cs.c. | ||
58 | * | ||
59 | * If SPECTRUM_FW_INCLUDED is not defined, the firmware is loaded at the | ||
60 | * runtime using hotplug. Use the same get_symbol_fw script to generate | ||
61 | * files symbol_sp24t_prim_fw symbol_sp24t_sec_fw, copy them to the | ||
62 | * hotplug firmware directory (typically /usr/lib/hotplug/firmware) and | ||
63 | * make sure that you have hotplug installed and enabled in the kernel. | ||
64 | */ | ||
65 | /* #define SPECTRUM_FW_INCLUDED 1 */ | ||
66 | |||
67 | #ifdef SPECTRUM_FW_INCLUDED | ||
68 | /* Header with the firmware */ | ||
69 | #include "spectrum_fw.h" | ||
70 | #else /* !SPECTRUM_FW_INCLUDED */ | ||
71 | #include <linux/firmware.h> | ||
72 | static unsigned char *primsym; | ||
73 | static unsigned char *secsym; | ||
74 | static const char primary_fw_name[] = "symbol_sp24t_prim_fw"; | ||
75 | static const char secondary_fw_name[] = "symbol_sp24t_sec_fw"; | ||
76 | #endif /* !SPECTRUM_FW_INCLUDED */ | ||
77 | |||
78 | /********************************************************************/ | ||
79 | /* Module stuff */ | ||
80 | /********************************************************************/ | ||
81 | |||
82 | MODULE_AUTHOR("Pavel Roskin <proski@gnu.org>"); | ||
83 | MODULE_DESCRIPTION("Driver for Symbol Spectrum24 Trilogy cards with firmware downloader"); | ||
84 | MODULE_LICENSE("Dual MPL/GPL"); | ||
85 | |||
86 | /* Module parameters */ | ||
87 | |||
88 | /* Some D-Link cards have buggy CIS. They do work at 5v properly, but | ||
89 | * don't have any CIS entry for it. This workaround it... */ | ||
90 | static int ignore_cis_vcc; /* = 0 */ | ||
91 | module_param(ignore_cis_vcc, int, 0); | ||
92 | MODULE_PARM_DESC(ignore_cis_vcc, "Allow voltage mismatch between card and socket"); | ||
93 | |||
94 | /********************************************************************/ | ||
95 | /* Magic constants */ | ||
96 | /********************************************************************/ | ||
97 | |||
98 | /* | ||
99 | * The dev_info variable is the "key" that is used to match up this | ||
100 | * device driver with appropriate cards, through the card | ||
101 | * configuration database. | ||
102 | */ | ||
103 | static dev_info_t dev_info = DRIVER_NAME; | ||
104 | |||
105 | /********************************************************************/ | ||
106 | /* Data structures */ | ||
107 | /********************************************************************/ | ||
108 | |||
109 | /* PCMCIA specific device information (goes in the card field of | ||
110 | * struct orinoco_private */ | ||
111 | struct orinoco_pccard { | ||
112 | dev_link_t link; | ||
113 | dev_node_t node; | ||
114 | }; | ||
115 | |||
116 | /* | ||
117 | * A linked list of "instances" of the device. Each actual PCMCIA | ||
118 | * card corresponds to one device instance, and is described by one | ||
119 | * dev_link_t structure (defined in ds.h). | ||
120 | */ | ||
121 | static dev_link_t *dev_list; /* = NULL */ | ||
122 | |||
123 | /********************************************************************/ | ||
124 | /* Function prototypes */ | ||
125 | /********************************************************************/ | ||
126 | |||
127 | /* device methods */ | ||
128 | static int spectrum_cs_hard_reset(struct orinoco_private *priv); | ||
129 | |||
130 | /* PCMCIA gumpf */ | ||
131 | static void spectrum_cs_config(dev_link_t * link); | ||
132 | static void spectrum_cs_release(dev_link_t * link); | ||
133 | static int spectrum_cs_event(event_t event, int priority, | ||
134 | event_callback_args_t * args); | ||
135 | |||
136 | static dev_link_t *spectrum_cs_attach(void); | ||
137 | static void spectrum_cs_detach(dev_link_t *); | ||
138 | |||
139 | /********************************************************************/ | ||
140 | /* Firmware downloader */ | ||
141 | /********************************************************************/ | ||
142 | |||
143 | /* Position of PDA in the adapter memory */ | ||
144 | #define EEPROM_ADDR 0x3000 | ||
145 | #define EEPROM_LEN 0x200 | ||
146 | #define PDA_OFFSET 0x100 | ||
147 | |||
148 | #define PDA_ADDR (EEPROM_ADDR + PDA_OFFSET) | ||
149 | #define PDA_WORDS ((EEPROM_LEN - PDA_OFFSET) / 2) | ||
150 | |||
151 | /* Constants for the CISREG_CCSR register */ | ||
152 | #define HCR_RUN 0x07 /* run firmware after reset */ | ||
153 | #define HCR_IDLE 0x0E /* don't run firmware after reset */ | ||
154 | #define HCR_MEM16 0x10 /* memory width bit, should be preserved */ | ||
155 | |||
156 | /* | ||
157 | * AUX port access. To unlock the AUX port write the access keys to the | ||
158 | * PARAM0-2 registers, then write HERMES_AUX_ENABLE to the HERMES_CONTROL | ||
159 | * register. Then read it and make sure it's HERMES_AUX_ENABLED. | ||
160 | */ | ||
161 | #define HERMES_AUX_ENABLE 0x8000 /* Enable auxiliary port access */ | ||
162 | #define HERMES_AUX_DISABLE 0x4000 /* Disable to auxiliary port access */ | ||
163 | #define HERMES_AUX_ENABLED 0xC000 /* Auxiliary port is open */ | ||
164 | |||
165 | #define HERMES_AUX_PW0 0xFE01 | ||
166 | #define HERMES_AUX_PW1 0xDC23 | ||
167 | #define HERMES_AUX_PW2 0xBA45 | ||
168 | |||
169 | /* End markers */ | ||
170 | #define PDI_END 0x00000000 /* End of PDA */ | ||
171 | #define BLOCK_END 0xFFFFFFFF /* Last image block */ | ||
172 | #define TEXT_END 0x1A /* End of text header */ | ||
173 | |||
174 | /* | ||
175 | * The following structures have little-endian fields denoted by | ||
176 | * the leading underscore. Don't access them directly - use inline | ||
177 | * functions defined below. | ||
178 | */ | ||
179 | |||
180 | /* | ||
181 | * The binary image to be downloaded consists of series of data blocks. | ||
182 | * Each block has the following structure. | ||
183 | */ | ||
184 | struct dblock { | ||
185 | u32 _addr; /* adapter address where to write the block */ | ||
186 | u16 _len; /* length of the data only, in bytes */ | ||
187 | char data[0]; /* data to be written */ | ||
188 | } __attribute__ ((packed)); | ||
189 | |||
190 | /* | ||
191 | * Plug Data References are located in in the image after the last data | ||
192 | * block. They refer to areas in the adapter memory where the plug data | ||
193 | * items with matching ID should be written. | ||
194 | */ | ||
195 | struct pdr { | ||
196 | u32 _id; /* record ID */ | ||
197 | u32 _addr; /* adapter address where to write the data */ | ||
198 | u32 _len; /* expected length of the data, in bytes */ | ||
199 | char next[0]; /* next PDR starts here */ | ||
200 | } __attribute__ ((packed)); | ||
201 | |||
202 | |||
203 | /* | ||
204 | * Plug Data Items are located in the EEPROM read from the adapter by | ||
205 | * primary firmware. They refer to the device-specific data that should | ||
206 | * be plugged into the secondary firmware. | ||
207 | */ | ||
208 | struct pdi { | ||
209 | u16 _len; /* length of ID and data, in words */ | ||
210 | u16 _id; /* record ID */ | ||
211 | char data[0]; /* plug data */ | ||
212 | } __attribute__ ((packed));; | ||
213 | |||
214 | |||
215 | /* Functions for access to little-endian data */ | ||
216 | static inline u32 | ||
217 | dblock_addr(const struct dblock *blk) | ||
218 | { | ||
219 | return le32_to_cpu(blk->_addr); | ||
220 | } | ||
221 | |||
222 | static inline u32 | ||
223 | dblock_len(const struct dblock *blk) | ||
224 | { | ||
225 | return le16_to_cpu(blk->_len); | ||
226 | } | ||
227 | |||
228 | static inline u32 | ||
229 | pdr_id(const struct pdr *pdr) | ||
230 | { | ||
231 | return le32_to_cpu(pdr->_id); | ||
232 | } | ||
233 | |||
234 | static inline u32 | ||
235 | pdr_addr(const struct pdr *pdr) | ||
236 | { | ||
237 | return le32_to_cpu(pdr->_addr); | ||
238 | } | ||
239 | |||
240 | static inline u32 | ||
241 | pdr_len(const struct pdr *pdr) | ||
242 | { | ||
243 | return le32_to_cpu(pdr->_len); | ||
244 | } | ||
245 | |||
246 | static inline u32 | ||
247 | pdi_id(const struct pdi *pdi) | ||
248 | { | ||
249 | return le16_to_cpu(pdi->_id); | ||
250 | } | ||
251 | |||
252 | /* Return length of the data only, in bytes */ | ||
253 | static inline u32 | ||
254 | pdi_len(const struct pdi *pdi) | ||
255 | { | ||
256 | return 2 * (le16_to_cpu(pdi->_len) - 1); | ||
257 | } | ||
258 | |||
259 | |||
260 | /* Set address of the auxiliary port */ | ||
261 | static inline void | ||
262 | spectrum_aux_setaddr(hermes_t *hw, u32 addr) | ||
263 | { | ||
264 | hermes_write_reg(hw, HERMES_AUXPAGE, (u16) (addr >> 7)); | ||
265 | hermes_write_reg(hw, HERMES_AUXOFFSET, (u16) (addr & 0x7F)); | ||
266 | } | ||
267 | |||
268 | |||
269 | /* Open access to the auxiliary port */ | ||
270 | static int | ||
271 | spectrum_aux_open(hermes_t *hw) | ||
272 | { | ||
273 | int i; | ||
274 | |||
275 | /* Already open? */ | ||
276 | if (hermes_read_reg(hw, HERMES_CONTROL) == HERMES_AUX_ENABLED) | ||
277 | return 0; | ||
278 | |||
279 | hermes_write_reg(hw, HERMES_PARAM0, HERMES_AUX_PW0); | ||
280 | hermes_write_reg(hw, HERMES_PARAM1, HERMES_AUX_PW1); | ||
281 | hermes_write_reg(hw, HERMES_PARAM2, HERMES_AUX_PW2); | ||
282 | hermes_write_reg(hw, HERMES_CONTROL, HERMES_AUX_ENABLE); | ||
283 | |||
284 | for (i = 0; i < 20; i++) { | ||
285 | udelay(10); | ||
286 | if (hermes_read_reg(hw, HERMES_CONTROL) == | ||
287 | HERMES_AUX_ENABLED) | ||
288 | return 0; | ||
289 | } | ||
290 | |||
291 | return -EBUSY; | ||
292 | } | ||
293 | |||
294 | |||
295 | #define CS_CHECK(fn, ret) \ | ||
296 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | ||
297 | |||
298 | /* | ||
299 | * Reset the card using configuration registers COR and CCSR. | ||
300 | * If IDLE is 1, stop the firmware, so that it can be safely rewritten. | ||
301 | */ | ||
302 | static int | ||
303 | spectrum_reset(dev_link_t *link, int idle) | ||
304 | { | ||
305 | int last_ret, last_fn; | ||
306 | conf_reg_t reg; | ||
307 | u_int save_cor; | ||
308 | |||
309 | /* Doing it if hardware is gone is guaranteed crash */ | ||
310 | if (!(link->state & DEV_CONFIG)) | ||
311 | return -ENODEV; | ||
312 | |||
313 | /* Save original COR value */ | ||
314 | reg.Function = 0; | ||
315 | reg.Action = CS_READ; | ||
316 | reg.Offset = CISREG_COR; | ||
317 | CS_CHECK(AccessConfigurationRegister, | ||
318 | pcmcia_access_configuration_register(link->handle, ®)); | ||
319 | save_cor = reg.Value; | ||
320 | |||
321 | /* Soft-Reset card */ | ||
322 | reg.Action = CS_WRITE; | ||
323 | reg.Offset = CISREG_COR; | ||
324 | reg.Value = (save_cor | COR_SOFT_RESET); | ||
325 | CS_CHECK(AccessConfigurationRegister, | ||
326 | pcmcia_access_configuration_register(link->handle, ®)); | ||
327 | udelay(1000); | ||
328 | |||
329 | /* Read CCSR */ | ||
330 | reg.Action = CS_READ; | ||
331 | reg.Offset = CISREG_CCSR; | ||
332 | CS_CHECK(AccessConfigurationRegister, | ||
333 | pcmcia_access_configuration_register(link->handle, ®)); | ||
334 | |||
335 | /* | ||
336 | * Start or stop the firmware. Memory width bit should be | ||
337 | * preserved from the value we've just read. | ||
338 | */ | ||
339 | reg.Action = CS_WRITE; | ||
340 | reg.Offset = CISREG_CCSR; | ||
341 | reg.Value = (idle ? HCR_IDLE : HCR_RUN) | (reg.Value & HCR_MEM16); | ||
342 | CS_CHECK(AccessConfigurationRegister, | ||
343 | pcmcia_access_configuration_register(link->handle, ®)); | ||
344 | udelay(1000); | ||
345 | |||
346 | /* Restore original COR configuration index */ | ||
347 | reg.Action = CS_WRITE; | ||
348 | reg.Offset = CISREG_COR; | ||
349 | reg.Value = (save_cor & ~COR_SOFT_RESET); | ||
350 | CS_CHECK(AccessConfigurationRegister, | ||
351 | pcmcia_access_configuration_register(link->handle, ®)); | ||
352 | udelay(1000); | ||
353 | return 0; | ||
354 | |||
355 | cs_failed: | ||
356 | cs_error(link->handle, last_fn, last_ret); | ||
357 | return -ENODEV; | ||
358 | } | ||
359 | |||
360 | |||
361 | /* | ||
362 | * Scan PDR for the record with the specified RECORD_ID. | ||
363 | * If it's not found, return NULL. | ||
364 | */ | ||
365 | static struct pdr * | ||
366 | spectrum_find_pdr(struct pdr *first_pdr, u32 record_id) | ||
367 | { | ||
368 | struct pdr *pdr = first_pdr; | ||
369 | |||
370 | while (pdr_id(pdr) != PDI_END) { | ||
371 | /* | ||
372 | * PDR area is currently not terminated by PDI_END. | ||
373 | * It's followed by CRC records, which have the type | ||
374 | * field where PDR has length. The type can be 0 or 1. | ||
375 | */ | ||
376 | if (pdr_len(pdr) < 2) | ||
377 | return NULL; | ||
378 | |||
379 | /* If the record ID matches, we are done */ | ||
380 | if (pdr_id(pdr) == record_id) | ||
381 | return pdr; | ||
382 | |||
383 | pdr = (struct pdr *) pdr->next; | ||
384 | } | ||
385 | return NULL; | ||
386 | } | ||
387 | |||
388 | |||
389 | /* Process one Plug Data Item - find corresponding PDR and plug it */ | ||
390 | static int | ||
391 | spectrum_plug_pdi(hermes_t *hw, struct pdr *first_pdr, struct pdi *pdi) | ||
392 | { | ||
393 | struct pdr *pdr; | ||
394 | |||
395 | /* Find the PDI corresponding to this PDR */ | ||
396 | pdr = spectrum_find_pdr(first_pdr, pdi_id(pdi)); | ||
397 | |||
398 | /* No match is found, safe to ignore */ | ||
399 | if (!pdr) | ||
400 | return 0; | ||
401 | |||
402 | /* Lengths of the data in PDI and PDR must match */ | ||
403 | if (pdi_len(pdi) != pdr_len(pdr)) | ||
404 | return -EINVAL; | ||
405 | |||
406 | /* do the actual plugging */ | ||
407 | spectrum_aux_setaddr(hw, pdr_addr(pdr)); | ||
408 | hermes_write_words(hw, HERMES_AUXDATA, pdi->data, | ||
409 | pdi_len(pdi) / 2); | ||
410 | |||
411 | return 0; | ||
412 | } | ||
413 | |||
414 | |||
415 | /* Read PDA from the adapter */ | ||
416 | static int | ||
417 | spectrum_read_pda(hermes_t *hw, u16 *pda, int pda_len) | ||
418 | { | ||
419 | int ret; | ||
420 | int pda_size; | ||
421 | |||
422 | /* Issue command to read EEPROM */ | ||
423 | ret = hermes_docmd_wait(hw, HERMES_CMD_READMIF, 0, NULL); | ||
424 | if (ret) | ||
425 | return ret; | ||
426 | |||
427 | /* Open auxiliary port */ | ||
428 | ret = spectrum_aux_open(hw); | ||
429 | if (ret) | ||
430 | return ret; | ||
431 | |||
432 | /* read PDA from EEPROM */ | ||
433 | spectrum_aux_setaddr(hw, PDA_ADDR); | ||
434 | hermes_read_words(hw, HERMES_AUXDATA, pda, pda_len / 2); | ||
435 | |||
436 | /* Check PDA length */ | ||
437 | pda_size = le16_to_cpu(pda[0]); | ||
438 | if (pda_size > pda_len) | ||
439 | return -EINVAL; | ||
440 | |||
441 | return 0; | ||
442 | } | ||
443 | |||
444 | |||
445 | /* Parse PDA and write the records into the adapter */ | ||
446 | static int | ||
447 | spectrum_apply_pda(hermes_t *hw, const struct dblock *first_block, | ||
448 | u16 *pda) | ||
449 | { | ||
450 | int ret; | ||
451 | struct pdi *pdi; | ||
452 | struct pdr *first_pdr; | ||
453 | const struct dblock *blk = first_block; | ||
454 | |||
455 | /* Skip all blocks to locate Plug Data References */ | ||
456 | while (dblock_addr(blk) != BLOCK_END) | ||
457 | blk = (struct dblock *) &blk->data[dblock_len(blk)]; | ||
458 | |||
459 | first_pdr = (struct pdr *) blk; | ||
460 | |||
461 | /* Go through every PDI and plug them into the adapter */ | ||
462 | pdi = (struct pdi *) (pda + 2); | ||
463 | while (pdi_id(pdi) != PDI_END) { | ||
464 | ret = spectrum_plug_pdi(hw, first_pdr, pdi); | ||
465 | if (ret) | ||
466 | return ret; | ||
467 | |||
468 | /* Increment to the next PDI */ | ||
469 | pdi = (struct pdi *) &pdi->data[pdi_len(pdi)]; | ||
470 | } | ||
471 | return 0; | ||
472 | } | ||
473 | |||
474 | |||
475 | /* Load firmware blocks into the adapter */ | ||
476 | static int | ||
477 | spectrum_load_blocks(hermes_t *hw, const struct dblock *first_block) | ||
478 | { | ||
479 | const struct dblock *blk; | ||
480 | u32 blkaddr; | ||
481 | u32 blklen; | ||
482 | |||
483 | blk = first_block; | ||
484 | blkaddr = dblock_addr(blk); | ||
485 | blklen = dblock_len(blk); | ||
486 | |||
487 | while (dblock_addr(blk) != BLOCK_END) { | ||
488 | spectrum_aux_setaddr(hw, blkaddr); | ||
489 | hermes_write_words(hw, HERMES_AUXDATA, blk->data, | ||
490 | blklen / 2); | ||
491 | |||
492 | blk = (struct dblock *) &blk->data[blklen]; | ||
493 | blkaddr = dblock_addr(blk); | ||
494 | blklen = dblock_len(blk); | ||
495 | } | ||
496 | return 0; | ||
497 | } | ||
498 | |||
499 | |||
500 | /* | ||
501 | * Process a firmware image - stop the card, load the firmware, reset | ||
502 | * the card and make sure it responds. For the secondary firmware take | ||
503 | * care of the PDA - read it and then write it on top of the firmware. | ||
504 | */ | ||
505 | static int | ||
506 | spectrum_dl_image(hermes_t *hw, dev_link_t *link, | ||
507 | const unsigned char *image) | ||
508 | { | ||
509 | int ret; | ||
510 | const unsigned char *ptr; | ||
511 | const struct dblock *first_block; | ||
512 | |||
513 | /* Plug Data Area (PDA) */ | ||
514 | u16 pda[PDA_WORDS]; | ||
515 | |||
516 | /* Binary block begins after the 0x1A marker */ | ||
517 | ptr = image; | ||
518 | while (*ptr++ != TEXT_END); | ||
519 | first_block = (const struct dblock *) ptr; | ||
520 | |||
521 | /* Read the PDA */ | ||
522 | if (image != primsym) { | ||
523 | ret = spectrum_read_pda(hw, pda, sizeof(pda)); | ||
524 | if (ret) | ||
525 | return ret; | ||
526 | } | ||
527 | |||
528 | /* Stop the firmware, so that it can be safely rewritten */ | ||
529 | ret = spectrum_reset(link, 1); | ||
530 | if (ret) | ||
531 | return ret; | ||
532 | |||
533 | /* Program the adapter with new firmware */ | ||
534 | ret = spectrum_load_blocks(hw, first_block); | ||
535 | if (ret) | ||
536 | return ret; | ||
537 | |||
538 | /* Write the PDA to the adapter */ | ||
539 | if (image != primsym) { | ||
540 | ret = spectrum_apply_pda(hw, first_block, pda); | ||
541 | if (ret) | ||
542 | return ret; | ||
543 | } | ||
544 | |||
545 | /* Run the firmware */ | ||
546 | ret = spectrum_reset(link, 0); | ||
547 | if (ret) | ||
548 | return ret; | ||
549 | |||
550 | /* Reset hermes chip and make sure it responds */ | ||
551 | ret = hermes_init(hw); | ||
552 | |||
553 | /* hermes_reset() should return 0 with the secondary firmware */ | ||
554 | if (image != primsym && ret != 0) | ||
555 | return -ENODEV; | ||
556 | |||
557 | /* And this should work with any firmware */ | ||
558 | if (!hermes_present(hw)) | ||
559 | return -ENODEV; | ||
560 | |||
561 | return 0; | ||
562 | } | ||
563 | |||
564 | |||
565 | /* | ||
566 | * Download the firmware into the card, this also does a PCMCIA soft | ||
567 | * reset on the card, to make sure it's in a sane state. | ||
568 | */ | ||
569 | static int | ||
570 | spectrum_dl_firmware(hermes_t *hw, dev_link_t *link) | ||
571 | { | ||
572 | int ret; | ||
573 | client_handle_t handle = link->handle; | ||
574 | |||
575 | #ifndef SPECTRUM_FW_INCLUDED | ||
576 | const struct firmware *fw_entry; | ||
577 | |||
578 | if (request_firmware(&fw_entry, primary_fw_name, | ||
579 | &handle_to_dev(handle)) == 0) { | ||
580 | primsym = fw_entry->data; | ||
581 | } else { | ||
582 | printk(KERN_ERR PFX "Cannot find firmware: %s\n", | ||
583 | primary_fw_name); | ||
584 | return -ENOENT; | ||
585 | } | ||
586 | |||
587 | if (request_firmware(&fw_entry, secondary_fw_name, | ||
588 | &handle_to_dev(handle)) == 0) { | ||
589 | secsym = fw_entry->data; | ||
590 | } else { | ||
591 | printk(KERN_ERR PFX "Cannot find firmware: %s\n", | ||
592 | secondary_fw_name); | ||
593 | return -ENOENT; | ||
594 | } | ||
595 | #endif | ||
596 | |||
597 | /* Load primary firmware */ | ||
598 | ret = spectrum_dl_image(hw, link, primsym); | ||
599 | if (ret) { | ||
600 | printk(KERN_ERR PFX "Primary firmware download failed\n"); | ||
601 | return ret; | ||
602 | } | ||
603 | |||
604 | /* Load secondary firmware */ | ||
605 | ret = spectrum_dl_image(hw, link, secsym); | ||
606 | |||
607 | if (ret) { | ||
608 | printk(KERN_ERR PFX "Secondary firmware download failed\n"); | ||
609 | } | ||
610 | |||
611 | return ret; | ||
612 | } | ||
613 | |||
614 | /********************************************************************/ | ||
615 | /* Device methods */ | ||
616 | /********************************************************************/ | ||
617 | |||
618 | static int | ||
619 | spectrum_cs_hard_reset(struct orinoco_private *priv) | ||
620 | { | ||
621 | struct orinoco_pccard *card = priv->card; | ||
622 | dev_link_t *link = &card->link; | ||
623 | int err; | ||
624 | |||
625 | if (!hermes_present(&priv->hw)) { | ||
626 | /* The firmware needs to be reloaded */ | ||
627 | if (spectrum_dl_firmware(&priv->hw, &card->link) != 0) { | ||
628 | printk(KERN_ERR PFX "Firmware download failed\n"); | ||
629 | err = -ENODEV; | ||
630 | } | ||
631 | } else { | ||
632 | /* Soft reset using COR and HCR */ | ||
633 | spectrum_reset(link, 0); | ||
634 | } | ||
635 | |||
636 | return 0; | ||
637 | } | ||
638 | |||
639 | /********************************************************************/ | ||
640 | /* PCMCIA stuff */ | ||
641 | /********************************************************************/ | ||
642 | |||
643 | /* | ||
644 | * This creates an "instance" of the driver, allocating local data | ||
645 | * structures for one device. The device is registered with Card | ||
646 | * Services. | ||
647 | * | ||
648 | * The dev_link structure is initialized, but we don't actually | ||
649 | * configure the card at this point -- we wait until we receive a card | ||
650 | * insertion event. */ | ||
651 | static dev_link_t * | ||
652 | spectrum_cs_attach(void) | ||
653 | { | ||
654 | struct net_device *dev; | ||
655 | struct orinoco_private *priv; | ||
656 | struct orinoco_pccard *card; | ||
657 | dev_link_t *link; | ||
658 | client_reg_t client_reg; | ||
659 | int ret; | ||
660 | |||
661 | dev = alloc_orinocodev(sizeof(*card), spectrum_cs_hard_reset); | ||
662 | if (! dev) | ||
663 | return NULL; | ||
664 | priv = netdev_priv(dev); | ||
665 | card = priv->card; | ||
666 | |||
667 | /* Link both structures together */ | ||
668 | link = &card->link; | ||
669 | link->priv = dev; | ||
670 | |||
671 | /* Interrupt setup */ | ||
672 | link->irq.Attributes = IRQ_TYPE_EXCLUSIVE | IRQ_HANDLE_PRESENT; | ||
673 | link->irq.IRQInfo1 = IRQ_LEVEL_ID; | ||
674 | link->irq.Handler = orinoco_interrupt; | ||
675 | link->irq.Instance = dev; | ||
676 | |||
677 | /* General socket configuration defaults can go here. In this | ||
678 | * client, we assume very little, and rely on the CIS for | ||
679 | * almost everything. In most clients, many details (i.e., | ||
680 | * number, sizes, and attributes of IO windows) are fixed by | ||
681 | * the nature of the device, and can be hard-wired here. */ | ||
682 | link->conf.Attributes = 0; | ||
683 | link->conf.IntType = INT_MEMORY_AND_IO; | ||
684 | |||
685 | /* Register with Card Services */ | ||
686 | /* FIXME: need a lock? */ | ||
687 | link->next = dev_list; | ||
688 | dev_list = link; | ||
689 | |||
690 | client_reg.dev_info = &dev_info; | ||
691 | client_reg.Version = 0x0210; /* FIXME: what does this mean? */ | ||
692 | client_reg.event_callback_args.client_data = link; | ||
693 | |||
694 | ret = pcmcia_register_client(&link->handle, &client_reg); | ||
695 | if (ret != CS_SUCCESS) { | ||
696 | cs_error(link->handle, RegisterClient, ret); | ||
697 | spectrum_cs_detach(link); | ||
698 | return NULL; | ||
699 | } | ||
700 | |||
701 | return link; | ||
702 | } /* spectrum_cs_attach */ | ||
703 | |||
704 | /* | ||
705 | * This deletes a driver "instance". The device is de-registered with | ||
706 | * Card Services. If it has been released, all local data structures | ||
707 | * are freed. Otherwise, the structures will be freed when the device | ||
708 | * is released. | ||
709 | */ | ||
710 | static void spectrum_cs_detach(dev_link_t *link) | ||
711 | { | ||
712 | dev_link_t **linkp; | ||
713 | struct net_device *dev = link->priv; | ||
714 | |||
715 | /* Locate device structure */ | ||
716 | for (linkp = &dev_list; *linkp; linkp = &(*linkp)->next) | ||
717 | if (*linkp == link) | ||
718 | break; | ||
719 | |||
720 | BUG_ON(*linkp == NULL); | ||
721 | |||
722 | if (link->state & DEV_CONFIG) | ||
723 | spectrum_cs_release(link); | ||
724 | |||
725 | /* Break the link with Card Services */ | ||
726 | if (link->handle) | ||
727 | pcmcia_deregister_client(link->handle); | ||
728 | |||
729 | /* Unlink device structure, and free it */ | ||
730 | *linkp = link->next; | ||
731 | DEBUG(0, PFX "detach: link=%p link->dev=%p\n", link, link->dev); | ||
732 | if (link->dev) { | ||
733 | DEBUG(0, PFX "About to unregister net device %p\n", | ||
734 | dev); | ||
735 | unregister_netdev(dev); | ||
736 | } | ||
737 | free_orinocodev(dev); | ||
738 | } /* spectrum_cs_detach */ | ||
739 | |||
740 | /* | ||
741 | * spectrum_cs_config() is scheduled to run after a CARD_INSERTION | ||
742 | * event is received, to configure the PCMCIA socket, and to make the | ||
743 | * device available to the system. | ||
744 | */ | ||
745 | |||
746 | static void | ||
747 | spectrum_cs_config(dev_link_t *link) | ||
748 | { | ||
749 | struct net_device *dev = link->priv; | ||
750 | client_handle_t handle = link->handle; | ||
751 | struct orinoco_private *priv = netdev_priv(dev); | ||
752 | struct orinoco_pccard *card = priv->card; | ||
753 | hermes_t *hw = &priv->hw; | ||
754 | int last_fn, last_ret; | ||
755 | u_char buf[64]; | ||
756 | config_info_t conf; | ||
757 | cisinfo_t info; | ||
758 | tuple_t tuple; | ||
759 | cisparse_t parse; | ||
760 | void __iomem *mem; | ||
761 | |||
762 | CS_CHECK(ValidateCIS, pcmcia_validate_cis(handle, &info)); | ||
763 | |||
764 | /* | ||
765 | * This reads the card's CONFIG tuple to find its | ||
766 | * configuration registers. | ||
767 | */ | ||
768 | tuple.DesiredTuple = CISTPL_CONFIG; | ||
769 | tuple.Attributes = 0; | ||
770 | tuple.TupleData = buf; | ||
771 | tuple.TupleDataMax = sizeof(buf); | ||
772 | tuple.TupleOffset = 0; | ||
773 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | ||
774 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | ||
775 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); | ||
776 | link->conf.ConfigBase = parse.config.base; | ||
777 | link->conf.Present = parse.config.rmask[0]; | ||
778 | |||
779 | /* Configure card */ | ||
780 | link->state |= DEV_CONFIG; | ||
781 | |||
782 | /* Look up the current Vcc */ | ||
783 | CS_CHECK(GetConfigurationInfo, | ||
784 | pcmcia_get_configuration_info(handle, &conf)); | ||
785 | link->conf.Vcc = conf.Vcc; | ||
786 | |||
787 | /* | ||
788 | * In this loop, we scan the CIS for configuration table | ||
789 | * entries, each of which describes a valid card | ||
790 | * configuration, including voltage, IO window, memory window, | ||
791 | * and interrupt settings. | ||
792 | * | ||
793 | * We make no assumptions about the card to be configured: we | ||
794 | * use just the information available in the CIS. In an ideal | ||
795 | * world, this would work for any PCMCIA card, but it requires | ||
796 | * a complete and accurate CIS. In practice, a driver usually | ||
797 | * "knows" most of these things without consulting the CIS, | ||
798 | * and most client drivers will only use the CIS to fill in | ||
799 | * implementation-defined details. | ||
800 | */ | ||
801 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; | ||
802 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | ||
803 | while (1) { | ||
804 | cistpl_cftable_entry_t *cfg = &(parse.cftable_entry); | ||
805 | cistpl_cftable_entry_t dflt = { .index = 0 }; | ||
806 | |||
807 | if ( (pcmcia_get_tuple_data(handle, &tuple) != 0) | ||
808 | || (pcmcia_parse_tuple(handle, &tuple, &parse) != 0)) | ||
809 | goto next_entry; | ||
810 | |||
811 | if (cfg->flags & CISTPL_CFTABLE_DEFAULT) | ||
812 | dflt = *cfg; | ||
813 | if (cfg->index == 0) | ||
814 | goto next_entry; | ||
815 | link->conf.ConfigIndex = cfg->index; | ||
816 | |||
817 | /* Does this card need audio output? */ | ||
818 | if (cfg->flags & CISTPL_CFTABLE_AUDIO) { | ||
819 | link->conf.Attributes |= CONF_ENABLE_SPKR; | ||
820 | link->conf.Status = CCSR_AUDIO_ENA; | ||
821 | } | ||
822 | |||
823 | /* Use power settings for Vcc and Vpp if present */ | ||
824 | /* Note that the CIS values need to be rescaled */ | ||
825 | if (cfg->vcc.present & (1 << CISTPL_POWER_VNOM)) { | ||
826 | if (conf.Vcc != cfg->vcc.param[CISTPL_POWER_VNOM] / 10000) { | ||
827 | DEBUG(2, "spectrum_cs_config: Vcc mismatch (conf.Vcc = %d, CIS = %d)\n", conf.Vcc, cfg->vcc.param[CISTPL_POWER_VNOM] / 10000); | ||
828 | if (!ignore_cis_vcc) | ||
829 | goto next_entry; | ||
830 | } | ||
831 | } else if (dflt.vcc.present & (1 << CISTPL_POWER_VNOM)) { | ||
832 | if (conf.Vcc != dflt.vcc.param[CISTPL_POWER_VNOM] / 10000) { | ||
833 | DEBUG(2, "spectrum_cs_config: Vcc mismatch (conf.Vcc = %d, CIS = %d)\n", conf.Vcc, dflt.vcc.param[CISTPL_POWER_VNOM] / 10000); | ||
834 | if(!ignore_cis_vcc) | ||
835 | goto next_entry; | ||
836 | } | ||
837 | } | ||
838 | |||
839 | if (cfg->vpp1.present & (1 << CISTPL_POWER_VNOM)) | ||
840 | link->conf.Vpp1 = link->conf.Vpp2 = | ||
841 | cfg->vpp1.param[CISTPL_POWER_VNOM] / 10000; | ||
842 | else if (dflt.vpp1.present & (1 << CISTPL_POWER_VNOM)) | ||
843 | link->conf.Vpp1 = link->conf.Vpp2 = | ||
844 | dflt.vpp1.param[CISTPL_POWER_VNOM] / 10000; | ||
845 | |||
846 | /* Do we need to allocate an interrupt? */ | ||
847 | link->conf.Attributes |= CONF_ENABLE_IRQ; | ||
848 | |||
849 | /* IO window settings */ | ||
850 | link->io.NumPorts1 = link->io.NumPorts2 = 0; | ||
851 | if ((cfg->io.nwin > 0) || (dflt.io.nwin > 0)) { | ||
852 | cistpl_io_t *io = | ||
853 | (cfg->io.nwin) ? &cfg->io : &dflt.io; | ||
854 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; | ||
855 | if (!(io->flags & CISTPL_IO_8BIT)) | ||
856 | link->io.Attributes1 = | ||
857 | IO_DATA_PATH_WIDTH_16; | ||
858 | if (!(io->flags & CISTPL_IO_16BIT)) | ||
859 | link->io.Attributes1 = | ||
860 | IO_DATA_PATH_WIDTH_8; | ||
861 | link->io.IOAddrLines = | ||
862 | io->flags & CISTPL_IO_LINES_MASK; | ||
863 | link->io.BasePort1 = io->win[0].base; | ||
864 | link->io.NumPorts1 = io->win[0].len; | ||
865 | if (io->nwin > 1) { | ||
866 | link->io.Attributes2 = | ||
867 | link->io.Attributes1; | ||
868 | link->io.BasePort2 = io->win[1].base; | ||
869 | link->io.NumPorts2 = io->win[1].len; | ||
870 | } | ||
871 | |||
872 | /* This reserves IO space but doesn't actually enable it */ | ||
873 | if (pcmcia_request_io(link->handle, &link->io) != 0) | ||
874 | goto next_entry; | ||
875 | } | ||
876 | |||
877 | |||
878 | /* If we got this far, we're cool! */ | ||
879 | |||
880 | break; | ||
881 | |||
882 | next_entry: | ||
883 | if (link->io.NumPorts1) | ||
884 | pcmcia_release_io(link->handle, &link->io); | ||
885 | last_ret = pcmcia_get_next_tuple(handle, &tuple); | ||
886 | if (last_ret == CS_NO_MORE_ITEMS) { | ||
887 | printk(KERN_ERR PFX "GetNextTuple(): No matching " | ||
888 | "CIS configuration. Maybe you need the " | ||
889 | "ignore_cis_vcc=1 parameter.\n"); | ||
890 | goto cs_failed; | ||
891 | } | ||
892 | } | ||
893 | |||
894 | /* | ||
895 | * Allocate an interrupt line. Note that this does not assign | ||
896 | * a handler to the interrupt, unless the 'Handler' member of | ||
897 | * the irq structure is initialized. | ||
898 | */ | ||
899 | CS_CHECK(RequestIRQ, pcmcia_request_irq(link->handle, &link->irq)); | ||
900 | |||
901 | /* We initialize the hermes structure before completing PCMCIA | ||
902 | * configuration just in case the interrupt handler gets | ||
903 | * called. */ | ||
904 | mem = ioport_map(link->io.BasePort1, link->io.NumPorts1); | ||
905 | if (!mem) | ||
906 | goto cs_failed; | ||
907 | |||
908 | hermes_struct_init(hw, mem, HERMES_16BIT_REGSPACING); | ||
909 | |||
910 | /* | ||
911 | * This actually configures the PCMCIA socket -- setting up | ||
912 | * the I/O windows and the interrupt mapping, and putting the | ||
913 | * card and host interface into "Memory and IO" mode. | ||
914 | */ | ||
915 | CS_CHECK(RequestConfiguration, | ||
916 | pcmcia_request_configuration(link->handle, &link->conf)); | ||
917 | |||
918 | /* Ok, we have the configuration, prepare to register the netdev */ | ||
919 | dev->base_addr = link->io.BasePort1; | ||
920 | dev->irq = link->irq.AssignedIRQ; | ||
921 | SET_MODULE_OWNER(dev); | ||
922 | card->node.major = card->node.minor = 0; | ||
923 | |||
924 | /* Reset card and download firmware */ | ||
925 | if (spectrum_cs_hard_reset(priv) != 0) { | ||
926 | goto failed; | ||
927 | } | ||
928 | |||
929 | SET_NETDEV_DEV(dev, &handle_to_dev(handle)); | ||
930 | /* Tell the stack we exist */ | ||
931 | if (register_netdev(dev) != 0) { | ||
932 | printk(KERN_ERR PFX "register_netdev() failed\n"); | ||
933 | goto failed; | ||
934 | } | ||
935 | |||
936 | /* At this point, the dev_node_t structure(s) needs to be | ||
937 | * initialized and arranged in a linked list at link->dev. */ | ||
938 | strcpy(card->node.dev_name, dev->name); | ||
939 | link->dev = &card->node; /* link->dev being non-NULL is also | ||
940 | used to indicate that the | ||
941 | net_device has been registered */ | ||
942 | link->state &= ~DEV_CONFIG_PENDING; | ||
943 | |||
944 | /* Finally, report what we've done */ | ||
945 | printk(KERN_DEBUG "%s: index 0x%02x: Vcc %d.%d", | ||
946 | dev->name, link->conf.ConfigIndex, | ||
947 | link->conf.Vcc / 10, link->conf.Vcc % 10); | ||
948 | if (link->conf.Vpp1) | ||
949 | printk(", Vpp %d.%d", link->conf.Vpp1 / 10, | ||
950 | link->conf.Vpp1 % 10); | ||
951 | printk(", irq %d", link->irq.AssignedIRQ); | ||
952 | if (link->io.NumPorts1) | ||
953 | printk(", io 0x%04x-0x%04x", link->io.BasePort1, | ||
954 | link->io.BasePort1 + link->io.NumPorts1 - 1); | ||
955 | if (link->io.NumPorts2) | ||
956 | printk(" & 0x%04x-0x%04x", link->io.BasePort2, | ||
957 | link->io.BasePort2 + link->io.NumPorts2 - 1); | ||
958 | printk("\n"); | ||
959 | |||
960 | return; | ||
961 | |||
962 | cs_failed: | ||
963 | cs_error(link->handle, last_fn, last_ret); | ||
964 | |||
965 | failed: | ||
966 | spectrum_cs_release(link); | ||
967 | } /* spectrum_cs_config */ | ||
968 | |||
969 | /* | ||
970 | * After a card is removed, spectrum_cs_release() will unregister the | ||
971 | * device, and release the PCMCIA configuration. If the device is | ||
972 | * still open, this will be postponed until it is closed. | ||
973 | */ | ||
974 | static void | ||
975 | spectrum_cs_release(dev_link_t *link) | ||
976 | { | ||
977 | struct net_device *dev = link->priv; | ||
978 | struct orinoco_private *priv = netdev_priv(dev); | ||
979 | unsigned long flags; | ||
980 | |||
981 | /* We're committed to taking the device away now, so mark the | ||
982 | * hardware as unavailable */ | ||
983 | spin_lock_irqsave(&priv->lock, flags); | ||
984 | priv->hw_unavailable++; | ||
985 | spin_unlock_irqrestore(&priv->lock, flags); | ||
986 | |||
987 | /* Don't bother checking to see if these succeed or not */ | ||
988 | pcmcia_release_configuration(link->handle); | ||
989 | if (link->io.NumPorts1) | ||
990 | pcmcia_release_io(link->handle, &link->io); | ||
991 | if (link->irq.AssignedIRQ) | ||
992 | pcmcia_release_irq(link->handle, &link->irq); | ||
993 | link->state &= ~DEV_CONFIG; | ||
994 | if (priv->hw.iobase) | ||
995 | ioport_unmap(priv->hw.iobase); | ||
996 | } /* spectrum_cs_release */ | ||
997 | |||
998 | /* | ||
999 | * The card status event handler. Mostly, this schedules other stuff | ||
1000 | * to run after an event is received. | ||
1001 | */ | ||
1002 | static int | ||
1003 | spectrum_cs_event(event_t event, int priority, | ||
1004 | event_callback_args_t * args) | ||
1005 | { | ||
1006 | dev_link_t *link = args->client_data; | ||
1007 | struct net_device *dev = link->priv; | ||
1008 | struct orinoco_private *priv = netdev_priv(dev); | ||
1009 | int err = 0; | ||
1010 | unsigned long flags; | ||
1011 | |||
1012 | switch (event) { | ||
1013 | case CS_EVENT_CARD_REMOVAL: | ||
1014 | link->state &= ~DEV_PRESENT; | ||
1015 | if (link->state & DEV_CONFIG) { | ||
1016 | unsigned long flags; | ||
1017 | |||
1018 | spin_lock_irqsave(&priv->lock, flags); | ||
1019 | netif_device_detach(dev); | ||
1020 | priv->hw_unavailable++; | ||
1021 | spin_unlock_irqrestore(&priv->lock, flags); | ||
1022 | } | ||
1023 | break; | ||
1024 | |||
1025 | case CS_EVENT_CARD_INSERTION: | ||
1026 | link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; | ||
1027 | spectrum_cs_config(link); | ||
1028 | break; | ||
1029 | |||
1030 | case CS_EVENT_PM_SUSPEND: | ||
1031 | link->state |= DEV_SUSPEND; | ||
1032 | /* Fall through... */ | ||
1033 | case CS_EVENT_RESET_PHYSICAL: | ||
1034 | /* Mark the device as stopped, to block IO until later */ | ||
1035 | if (link->state & DEV_CONFIG) { | ||
1036 | /* This is probably racy, but I can't think of | ||
1037 | a better way, short of rewriting the PCMCIA | ||
1038 | layer to not suck :-( */ | ||
1039 | spin_lock_irqsave(&priv->lock, flags); | ||
1040 | |||
1041 | err = __orinoco_down(dev); | ||
1042 | if (err) | ||
1043 | printk(KERN_WARNING "%s: %s: Error %d downing interface\n", | ||
1044 | dev->name, | ||
1045 | event == CS_EVENT_PM_SUSPEND ? "SUSPEND" : "RESET_PHYSICAL", | ||
1046 | err); | ||
1047 | |||
1048 | netif_device_detach(dev); | ||
1049 | priv->hw_unavailable++; | ||
1050 | |||
1051 | spin_unlock_irqrestore(&priv->lock, flags); | ||
1052 | |||
1053 | pcmcia_release_configuration(link->handle); | ||
1054 | } | ||
1055 | break; | ||
1056 | |||
1057 | case CS_EVENT_PM_RESUME: | ||
1058 | link->state &= ~DEV_SUSPEND; | ||
1059 | /* Fall through... */ | ||
1060 | case CS_EVENT_CARD_RESET: | ||
1061 | if (link->state & DEV_CONFIG) { | ||
1062 | /* FIXME: should we double check that this is | ||
1063 | * the same card as we had before */ | ||
1064 | pcmcia_request_configuration(link->handle, &link->conf); | ||
1065 | netif_device_attach(dev); | ||
1066 | priv->hw_unavailable--; | ||
1067 | schedule_work(&priv->reset_work); | ||
1068 | } | ||
1069 | break; | ||
1070 | } | ||
1071 | |||
1072 | return err; | ||
1073 | } /* spectrum_cs_event */ | ||
1074 | |||
1075 | /********************************************************************/ | ||
1076 | /* Module initialization */ | ||
1077 | /********************************************************************/ | ||
1078 | |||
1079 | /* Can't be declared "const" or the whole __initdata section will | ||
1080 | * become const */ | ||
1081 | static char version[] __initdata = DRIVER_NAME " " DRIVER_VERSION | ||
1082 | " (Pavel Roskin <proski@gnu.org>," | ||
1083 | " David Gibson <hermes@gibson.dropbear.id.au>, et al)"; | ||
1084 | |||
1085 | static struct pcmcia_device_id spectrum_cs_ids[] = { | ||
1086 | PCMCIA_DEVICE_MANF_CARD(0x026c, 0x0001), /* Symbol Spectrum24 LA4100 */ | ||
1087 | PCMCIA_DEVICE_MANF_CARD(0x0104, 0x0001), /* Socket Communications CF */ | ||
1088 | PCMCIA_DEVICE_MANF_CARD(0x0089, 0x0001), /* Intel PRO/Wireless 2011B */ | ||
1089 | PCMCIA_DEVICE_NULL, | ||
1090 | }; | ||
1091 | MODULE_DEVICE_TABLE(pcmcia, spectrum_cs_ids); | ||
1092 | |||
1093 | static struct pcmcia_driver orinoco_driver = { | ||
1094 | .owner = THIS_MODULE, | ||
1095 | .drv = { | ||
1096 | .name = DRIVER_NAME, | ||
1097 | }, | ||
1098 | .attach = spectrum_cs_attach, | ||
1099 | .event = spectrum_cs_event, | ||
1100 | .detach = spectrum_cs_detach, | ||
1101 | .id_table = spectrum_cs_ids, | ||
1102 | }; | ||
1103 | |||
1104 | static int __init | ||
1105 | init_spectrum_cs(void) | ||
1106 | { | ||
1107 | printk(KERN_DEBUG "%s\n", version); | ||
1108 | |||
1109 | return pcmcia_register_driver(&orinoco_driver); | ||
1110 | } | ||
1111 | |||
1112 | static void __exit | ||
1113 | exit_spectrum_cs(void) | ||
1114 | { | ||
1115 | pcmcia_unregister_driver(&orinoco_driver); | ||
1116 | BUG_ON(dev_list != NULL); | ||
1117 | } | ||
1118 | |||
1119 | module_init(init_spectrum_cs); | ||
1120 | module_exit(exit_spectrum_cs); | ||