diff options
Diffstat (limited to 'drivers/usb/host/ehci.h')
-rw-r--r-- | drivers/usb/host/ehci.h | 138 |
1 files changed, 1 insertions, 137 deletions
diff --git a/drivers/usb/host/ehci.h b/drivers/usb/host/ehci.h index 5799298364fb..b697a13364ec 100644 --- a/drivers/usb/host/ehci.h +++ b/drivers/usb/host/ehci.h | |||
@@ -210,143 +210,7 @@ timer_action (struct ehci_hcd *ehci, enum ehci_timer_action action) | |||
210 | 210 | ||
211 | /*-------------------------------------------------------------------------*/ | 211 | /*-------------------------------------------------------------------------*/ |
212 | 212 | ||
213 | /* EHCI register interface, corresponds to EHCI Revision 0.95 specification */ | 213 | #include <linux/usb/ehci_def.h> |
214 | |||
215 | /* Section 2.2 Host Controller Capability Registers */ | ||
216 | struct ehci_caps { | ||
217 | /* these fields are specified as 8 and 16 bit registers, | ||
218 | * but some hosts can't perform 8 or 16 bit PCI accesses. | ||
219 | */ | ||
220 | u32 hc_capbase; | ||
221 | #define HC_LENGTH(p) (((p)>>00)&0x00ff) /* bits 7:0 */ | ||
222 | #define HC_VERSION(p) (((p)>>16)&0xffff) /* bits 31:16 */ | ||
223 | u32 hcs_params; /* HCSPARAMS - offset 0x4 */ | ||
224 | #define HCS_DEBUG_PORT(p) (((p)>>20)&0xf) /* bits 23:20, debug port? */ | ||
225 | #define HCS_INDICATOR(p) ((p)&(1 << 16)) /* true: has port indicators */ | ||
226 | #define HCS_N_CC(p) (((p)>>12)&0xf) /* bits 15:12, #companion HCs */ | ||
227 | #define HCS_N_PCC(p) (((p)>>8)&0xf) /* bits 11:8, ports per CC */ | ||
228 | #define HCS_PORTROUTED(p) ((p)&(1 << 7)) /* true: port routing */ | ||
229 | #define HCS_PPC(p) ((p)&(1 << 4)) /* true: port power control */ | ||
230 | #define HCS_N_PORTS(p) (((p)>>0)&0xf) /* bits 3:0, ports on HC */ | ||
231 | |||
232 | u32 hcc_params; /* HCCPARAMS - offset 0x8 */ | ||
233 | #define HCC_EXT_CAPS(p) (((p)>>8)&0xff) /* for pci extended caps */ | ||
234 | #define HCC_ISOC_CACHE(p) ((p)&(1 << 7)) /* true: can cache isoc frame */ | ||
235 | #define HCC_ISOC_THRES(p) (((p)>>4)&0x7) /* bits 6:4, uframes cached */ | ||
236 | #define HCC_CANPARK(p) ((p)&(1 << 2)) /* true: can park on async qh */ | ||
237 | #define HCC_PGM_FRAMELISTLEN(p) ((p)&(1 << 1)) /* true: periodic_size changes*/ | ||
238 | #define HCC_64BIT_ADDR(p) ((p)&(1)) /* true: can use 64-bit addr */ | ||
239 | u8 portroute [8]; /* nibbles for routing - offset 0xC */ | ||
240 | } __attribute__ ((packed)); | ||
241 | |||
242 | |||
243 | /* Section 2.3 Host Controller Operational Registers */ | ||
244 | struct ehci_regs { | ||
245 | |||
246 | /* USBCMD: offset 0x00 */ | ||
247 | u32 command; | ||
248 | /* 23:16 is r/w intr rate, in microframes; default "8" == 1/msec */ | ||
249 | #define CMD_PARK (1<<11) /* enable "park" on async qh */ | ||
250 | #define CMD_PARK_CNT(c) (((c)>>8)&3) /* how many transfers to park for */ | ||
251 | #define CMD_LRESET (1<<7) /* partial reset (no ports, etc) */ | ||
252 | #define CMD_IAAD (1<<6) /* "doorbell" interrupt async advance */ | ||
253 | #define CMD_ASE (1<<5) /* async schedule enable */ | ||
254 | #define CMD_PSE (1<<4) /* periodic schedule enable */ | ||
255 | /* 3:2 is periodic frame list size */ | ||
256 | #define CMD_RESET (1<<1) /* reset HC not bus */ | ||
257 | #define CMD_RUN (1<<0) /* start/stop HC */ | ||
258 | |||
259 | /* USBSTS: offset 0x04 */ | ||
260 | u32 status; | ||
261 | #define STS_ASS (1<<15) /* Async Schedule Status */ | ||
262 | #define STS_PSS (1<<14) /* Periodic Schedule Status */ | ||
263 | #define STS_RECL (1<<13) /* Reclamation */ | ||
264 | #define STS_HALT (1<<12) /* Not running (any reason) */ | ||
265 | /* some bits reserved */ | ||
266 | /* these STS_* flags are also intr_enable bits (USBINTR) */ | ||
267 | #define STS_IAA (1<<5) /* Interrupted on async advance */ | ||
268 | #define STS_FATAL (1<<4) /* such as some PCI access errors */ | ||
269 | #define STS_FLR (1<<3) /* frame list rolled over */ | ||
270 | #define STS_PCD (1<<2) /* port change detect */ | ||
271 | #define STS_ERR (1<<1) /* "error" completion (overflow, ...) */ | ||
272 | #define STS_INT (1<<0) /* "normal" completion (short, ...) */ | ||
273 | |||
274 | /* USBINTR: offset 0x08 */ | ||
275 | u32 intr_enable; | ||
276 | |||
277 | /* FRINDEX: offset 0x0C */ | ||
278 | u32 frame_index; /* current microframe number */ | ||
279 | /* CTRLDSSEGMENT: offset 0x10 */ | ||
280 | u32 segment; /* address bits 63:32 if needed */ | ||
281 | /* PERIODICLISTBASE: offset 0x14 */ | ||
282 | u32 frame_list; /* points to periodic list */ | ||
283 | /* ASYNCLISTADDR: offset 0x18 */ | ||
284 | u32 async_next; /* address of next async queue head */ | ||
285 | |||
286 | u32 reserved [9]; | ||
287 | |||
288 | /* CONFIGFLAG: offset 0x40 */ | ||
289 | u32 configured_flag; | ||
290 | #define FLAG_CF (1<<0) /* true: we'll support "high speed" */ | ||
291 | |||
292 | /* PORTSC: offset 0x44 */ | ||
293 | u32 port_status [0]; /* up to N_PORTS */ | ||
294 | /* 31:23 reserved */ | ||
295 | #define PORT_WKOC_E (1<<22) /* wake on overcurrent (enable) */ | ||
296 | #define PORT_WKDISC_E (1<<21) /* wake on disconnect (enable) */ | ||
297 | #define PORT_WKCONN_E (1<<20) /* wake on connect (enable) */ | ||
298 | /* 19:16 for port testing */ | ||
299 | #define PORT_LED_OFF (0<<14) | ||
300 | #define PORT_LED_AMBER (1<<14) | ||
301 | #define PORT_LED_GREEN (2<<14) | ||
302 | #define PORT_LED_MASK (3<<14) | ||
303 | #define PORT_OWNER (1<<13) /* true: companion hc owns this port */ | ||
304 | #define PORT_POWER (1<<12) /* true: has power (see PPC) */ | ||
305 | #define PORT_USB11(x) (((x)&(3<<10))==(1<<10)) /* USB 1.1 device */ | ||
306 | /* 11:10 for detecting lowspeed devices (reset vs release ownership) */ | ||
307 | /* 9 reserved */ | ||
308 | #define PORT_RESET (1<<8) /* reset port */ | ||
309 | #define PORT_SUSPEND (1<<7) /* suspend port */ | ||
310 | #define PORT_RESUME (1<<6) /* resume it */ | ||
311 | #define PORT_OCC (1<<5) /* over current change */ | ||
312 | #define PORT_OC (1<<4) /* over current active */ | ||
313 | #define PORT_PEC (1<<3) /* port enable change */ | ||
314 | #define PORT_PE (1<<2) /* port enable */ | ||
315 | #define PORT_CSC (1<<1) /* connect status change */ | ||
316 | #define PORT_CONNECT (1<<0) /* device connected */ | ||
317 | #define PORT_RWC_BITS (PORT_CSC | PORT_PEC | PORT_OCC) | ||
318 | } __attribute__ ((packed)); | ||
319 | |||
320 | #define USBMODE 0x68 /* USB Device mode */ | ||
321 | #define USBMODE_SDIS (1<<3) /* Stream disable */ | ||
322 | #define USBMODE_BE (1<<2) /* BE/LE endianness select */ | ||
323 | #define USBMODE_CM_HC (3<<0) /* host controller mode */ | ||
324 | #define USBMODE_CM_IDLE (0<<0) /* idle state */ | ||
325 | |||
326 | /* Appendix C, Debug port ... intended for use with special "debug devices" | ||
327 | * that can help if there's no serial console. (nonstandard enumeration.) | ||
328 | */ | ||
329 | struct ehci_dbg_port { | ||
330 | u32 control; | ||
331 | #define DBGP_OWNER (1<<30) | ||
332 | #define DBGP_ENABLED (1<<28) | ||
333 | #define DBGP_DONE (1<<16) | ||
334 | #define DBGP_INUSE (1<<10) | ||
335 | #define DBGP_ERRCODE(x) (((x)>>7)&0x07) | ||
336 | # define DBGP_ERR_BAD 1 | ||
337 | # define DBGP_ERR_SIGNAL 2 | ||
338 | #define DBGP_ERROR (1<<6) | ||
339 | #define DBGP_GO (1<<5) | ||
340 | #define DBGP_OUT (1<<4) | ||
341 | #define DBGP_LEN(x) (((x)>>0)&0x0f) | ||
342 | u32 pids; | ||
343 | #define DBGP_PID_GET(x) (((x)>>16)&0xff) | ||
344 | #define DBGP_PID_SET(data,tok) (((data)<<8)|(tok)) | ||
345 | u32 data03; | ||
346 | u32 data47; | ||
347 | u32 address; | ||
348 | #define DBGP_EPADDR(dev,ep) (((dev)<<8)|(ep)) | ||
349 | } __attribute__ ((packed)); | ||
350 | 214 | ||
351 | /*-------------------------------------------------------------------------*/ | 215 | /*-------------------------------------------------------------------------*/ |
352 | 216 | ||