1 /*        $NetBSD: vcprop.h,v 1.20 2021/03/08 13:53:08 mlelstv Exp $  */
2 
3 /*-
4  * Copyright (c) 2012 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software contributed to The NetBSD Foundation
8  * by Nick Hudson
9  *
10  * Redistribution and use in source and binary forms, with or without
11  * modification, are permitted provided that the following conditions
12  * are met:
13  * 1. Redistributions of source code must retain the above copyright
14  *    notice, this list of conditions and the following disclaimer.
15  * 2. Redistributions in binary form must reproduce the above copyright
16  *    notice, this list of conditions and the following disclaimer in the
17  *    documentation and/or other materials provided with the distribution.
18  *
19  * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
20  * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
21  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
22  * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
23  * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
24  * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
25  * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
26  * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
27  * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
28  * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
29  * POSSIBILITY OF SUCH DAMAGE.
30  */
31 
32 /*
33  * Mailbox property interface
34  */
35 
36 #ifndef   _EVBARM_RPI_VCPROP_H_
37 #define   _EVBARM_RPI_VCPROP_H_
38 
39 #include "opt_vcprop.h"
40 
41 #include <sys/endian.h>
42 
43 struct vcprop_tag {
44           uint32_t vpt_tag;
45 #define   VCPROPTAG_NULL                          0x00000000
46 #define   VCPROPTAG_GET_FIRMWAREREV     0x00000001
47 #define   VCPROPTAG_GET_FIRMWAREVARIANT 0x00000002
48 #define   VCPROPTAG_GET_FIRMWAREHASH    0x00000003
49 #define   VCPROPTAG_GET_BOARDMODEL      0x00010001
50 #define   VCPROPTAG_GET_BOARDREVISION   0x00010002
51 #define   VCPROPTAG_GET_MACADDRESS      0x00010003
52 #define   VCPROPTAG_GET_BOARDSERIAL     0x00010004
53 #define   VCPROPTAG_GET_ARMMEMORY                 0x00010005
54 #define   VCPROPTAG_GET_VCMEMORY                  0x00010006
55 #define   VCPROPTAG_GET_CLOCKS                    0x00010007
56 
57 #define VCPROPTAG_GET_POWERSTATE        0x00020001
58 #define VCPROPTAG_GET_POWERTIMING       0x00020002
59 #define VCPROPTAG_SET_POWERSTATE        0x00028001
60 
61 #define   VCPROPTAG_GET_CLOCKSTATE      0x00030001
62 #define   VCPROPTAG_SET_CLOCKSTATE      0x00038001
63 #define   VCPROPTAG_GET_CLOCKRATE                 0x00030002
64 #define   VCPROPTAG_SET_CLOCKRATE                 0x00038002
65 #define   VCPROPTAG_GET_MIN_CLOCKRATE   0x00030007
66 #define   VCPROPTAG_GET_MAX_CLOCKRATE   0x00030004
67 #define   VCPROPTAG_GET_TURBO           0x00030009
68 #define   VCPROPTAG_SET_TURBO           0x00038009
69 
70 #define VCPROPTAG_GET_STC               0x0003000b
71 #define   VCPROPTAG_GET_THROTTLED                 0x00030046
72 #define   VCPROPTAG_GET_CLOCK_MEASURED  0x00030047
73 #define   VCPROPTAG_NOTIFY_REBOOT                 0x00030048
74 
75 #define VCPROPTAG_GET_VOLTAGE           0x00030003
76 #define VCPROPTAG_SET_VOLTAGE           0x00038003
77 #define VCPROPTAG_GET_MIN_VOLTAGE       0x00030008
78 #define VCPROPTAG_GET_MAX_VOLTAGE       0x00030005
79 
80 #define VCPROPTAG_GET_TEMPERATURE       0x00030006
81 #define VCPROPTAG_GET_MAX_TEMPERATURE   0x0003000a
82 
83 #define VCPROPTAG_GET_DOMAIN_STATE      0x00030030
84 #define VCPROPTAG_SET_DOMAIN_STATE      0x00038030
85 
86 #define VCPROPTAG_GET_GPIO_STATE        0x00030041
87 #define VCPROPTAG_SET_GPIO_STATE        0x00038041
88 #define VCPROPTAG_GET_GPIO_CONFIG       0x00030041
89 #define VCPROPTAG_SET_GPIO_CONFIG       0x00038041
90 #define VCPROPTAG_GET_PERIPH_REG        0x00030045
91 #define VCPROPTAG_SET_PERIPH_REG        0x00038045
92 
93 #define VCPROPTAG_GET_OTP               0x00030021
94 #define VCPROPTAG_SET_OTP               0x00038021
95 
96 #define VCPROPTAG_SET_SDHOST_CLOCK      0x00038042
97 
98 #define VCPROPTAG_GET_POE_HAT_VAL       0x00030049
99 #define VCPROPTAG_SET_POE_HAT_VAL       0x00030050
100 
101 #define VCPROPTAG_NOTIFY_XHCI_RESET     0x00030058
102 
103 #define   VCPROPTAG_GET_CMDLINE                   0x00050001
104 #define   VCPROPTAG_GET_DMACHAN                   0x00060001
105 
106 #define   VCPROPTAG_ALLOCATE_BUFFER     0x00040001
107 #define   VCPROPTAG_RELEASE_BUFFER      0x00048001
108 #define   VCPROPTAG_BLANK_SCREEN                  0x00040002
109 #define   VCPROPTAG_GET_FB_RES                    0x00040003
110 #define   VCPROPTAG_TST_FB_RES                    0x00044003
111 #define   VCPROPTAG_SET_FB_RES                    0x00048003
112 #define   VCPROPTAG_GET_FB_VRES                   0x00040004
113 #define   VCPROPTAG_TST_FB_VRES                   0x00044004
114 #define   VCPROPTAG_SET_FB_VRES                   0x00048004
115 #define   VCPROPTAG_GET_FB_DEPTH                  0x00040005
116 #define   VCPROPTAG_TST_FB_DEPTH                  0x00044005
117 #define   VCPROPTAG_SET_FB_DEPTH                  0x00048005
118 #define   VCPROPTAG_GET_FB_PIXEL_ORDER  0x00040006
119 #define   VCPROPTAG_TST_FB_PIXEL_ORDER  0x00044006
120 #define   VCPROPTAG_SET_FB_PIXEL_ORDER  0x00048006
121 #define   VCPROPTAG_GET_FB_ALPHA_MODE   0x00040007
122 #define   VCPROPTAG_TST_FB_ALPHA_MODE   0x00044007
123 #define   VCPROPTAG_SET_FB_ALPHA_MODE   0x00048007
124 #define   VCPROPTAG_GET_FB_PITCH                  0x00040008
125 #define   VCPROPTAG_GET_VIRTUAL_OFFSET  0x00040009
126 #define   VCPROPTAG_TST_VIRTUAL_OFFSET  0x00044009
127 #define   VCPROPTAG_SET_VIRTUAL_OFFSET  0x00048009
128 #define   VCPROPTAG_GET_OVERSCAN                  0x0004000a
129 #define   VCPROPTAG_TST_OVERSCAN                  0x0004400a
130 #define   VCPROPTAG_SET_OVERSCAN                  0x0004800a
131 #define   VCPROPTAG_GET_PALETTE                   0x0004000b
132 #define   VCPROPTAG_TST_PALETTE                   0x0004400b
133 #define   VCPROPTAG_SET_PALETTE                   0x0004800b
134 #define   VCPROPTAG_GET_FB_LAYER                  0x0004000c
135 #define   VCPROPTAG_TST_FB_LAYER                  0x0004400c
136 #define   VCPROPTAG_SET_FB_LAYER                  0x0004800c
137 #define   VCPROPTAG_GET_TRANSFORM                 0x0004000d
138 #define   VCPROPTAG_TST_TRANSFORM                 0x0004400d
139 #define   VCPROPTAG_SET_TRANSFORM                 0x0004800d
140 #define   VCPROPTAG_GET_VSYNC           0x0004000e
141 #define   VCPROPTAG_TST_VSYNC           0x0004400e
142 #define   VCPROPTAG_SET_VSYNC           0x0004800e
143 #define   VCPROPTAG_GET_TOUCHBUF                  0x0004000f
144 #define   VCPROPTAG_GET_SET_BACKLIGHT   0x0004800f
145 #define   VCPROPTAG_GET_GPIOVIRTBUF     0x00040010
146 #define   VCPROPTAG_SET_GPIOVIRTBUF     0x00048020
147 #define   VCPROPTAG_GET_NUM_DISPLAYS    0x00040013
148 #define   VCPROPTAG_SET_DISPLAYNUM      0x00048013
149 #define   VCPROPTAG_GET_DISPLAY_SETTINGS          0x00040014
150 #define   VCPROPTAG_GET_DISPLAYID                 0x00040016
151 
152 #define   VCPROPTAG_VCHIQ_INIT                    0x00048010
153 
154 #define   VCPROPTAG_SET_PLANE           0x00048015
155 #define   VCPROPTAG_GET_TIMING                    0x00040017
156 #define   VCPROPTAG_SET_TIMING                    0x00048017
157 #define   VCPROPTAG_GET_DISPLAY_CFG     0x00048018
158 
159 #define   VCPROPTAG_GET_EDID_BLOCK      0x00030020
160 #define   VCPROPTAG_GET_EDID_BLOCK_DISP 0x00030021
161 
162 #define   VCPROPTAG_ALLOCMEM            0x0003000c
163 #define   VCPROPTAG_LOCKMEM             0x0003000d
164 #define   VCPROPTAG_UNLOCKMEM           0x0003000e
165 #define   VCPROPTAG_RELEASEMEM                    0x0003000f
166 #define   VCPROPTAG_EXECUTE_CODE                  0x00030010
167 #define   VCPROPTAG_EXECUTE_QPU                   0x00030011
168 #define   VCPROPTAG_SET_ENABLE_QPU      0x00030012
169 #define   VCPROPTAG_GET_DISPMANX_HANDLE 0x00030014
170 
171 #define   VCPROPTAG_SET_CURSOR_INFO     0x00008010
172 #define   VCPROPTAG_SET_CURSOR_STATE    0x00008011
173 
174           uint32_t vpt_len;
175           uint32_t vpt_rcode;
176 #define   VCPROPTAG_REQUEST   (0U << 31)
177 #define   VCPROPTAG_RESPONSE  (1U << 31)
178 
179 };
180 
181 #define VCPROPTAG_LEN(x) (sizeof((x)) - sizeof(struct vcprop_tag))
182 
183 #define VCPROP_INIT_REQUEST(req)                                                \
184           do {                                                                            \
185                     memset(&(req), 0, sizeof((req)));                           \
186                     (req).vb_hdr.vpb_len = htole32(sizeof((req)));              \
187                     (req).vb_hdr.vpb_rcode = htole32(VCPROP_PROCESS_REQUEST);\
188                     (req).end.vpt_tag = htole32(VCPROPTAG_NULL);                          \
189           } while (0)
190 #define VCPROP_INIT_TAG(s, t)                                                   \
191           do {                                                                            \
192                     (s).tag.vpt_tag = htole32(t);                               \
193                     (s).tag.vpt_rcode = htole32(VCPROPTAG_REQUEST);             \
194                     (s).tag.vpt_len = htole32(VCPROPTAG_LEN(s));                \
195           } while (0)
196 
197 struct vcprop_memory {
198           uint32_t base;
199           uint32_t size;
200 };
201 
202 #define   VCPROP_MAXMEMBLOCKS 4
203 struct vcprop_tag_memory {
204           struct vcprop_tag tag;
205           struct vcprop_memory mem[VCPROP_MAXMEMBLOCKS];
206 };
207 
208 struct vcprop_tag_fwrev {
209           struct vcprop_tag tag;
210           uint32_t rev;
211 };
212 
213 struct vcprop_tag_boardmodel {
214           struct vcprop_tag tag;
215           uint32_t model;
216 };
217 
218 struct vcprop_tag_boardrev {
219           struct vcprop_tag tag;
220           uint32_t rev;
221 };
222 
223 #define   VCPROP_REV_PCBREV   __BITS(3,0)
224 #define   VCPROP_REV_MODEL    __BITS(11,4)
225 #define    RPI_MODEL_A                  0
226 #define    RPI_MODEL_B                  1
227 #define    RPI_MODEL_A_PLUS   2
228 #define    RPI_MODEL_B_PLUS   3
229 #define    RPI_MODEL_B_PI2    4
230 #define    RPI_MODEL_ALPHA    5
231 #define    RPI_MODEL_COMPUTE  6
232 #define    RPI_MODEL_B_PI3    8
233 #define    RPI_MODEL_ZERO               9
234 #define    RPI_MODEL_COMPUTE_PI3        10
235 #define    RPI_MODEL_ZERO_W   12
236 #define    RPI_MODEL_B_PLUS_PI3         13
237 #define    RPI_MODEL_A_PLUS_PI3         14
238 #define    RPI_MODEL_CM_PLUS_PI3        16
239 #define    RPI_MODEL_B_PI4    17
240 #define   VCPROP_REV_PROCESSOR          __BITS(15,12)
241 #define    RPI_PROCESSOR_BCM2835        0
242 #define    RPI_PROCESSOR_BCM2836        1
243 #define    RPI_PROCESSOR_BCM2837        2
244 #define    RPI_PROCESSOR_BCM2711        3
245 #define   VCPROP_REV_MANUF    __BITS(19,16)
246 #define    RPI_MANUF_SONY         0
247 #define    RPI_MANUF_EGOMAN       1
248 #define    RPI_MANUF_QISDA        16
249 #define    RPI_MANUF_EMBEST       2
250 #define    RPI_MANUF_SONYJAPAN    3
251 #define   VCPROP_REV_MEMSIZE  __BITS(22,20)
252 #define    RPI_MEMSIZE_256    0
253 #define    RPI_MEMSIZE_512    1
254 #define    RPI_MEMSIZE_1024   2
255 #define    RPI_MEMSIZE_2048   3
256 #define    RPI_MEMSIZE_4096   4
257 #define   VCPROP_REV_ENCFLAG  __BIT(23)
258 #define   VCPROP_REV_WARRANTY __BITS(25,24)
259 
260 struct vcprop_tag_macaddr {
261           struct vcprop_tag tag;
262           uint64_t addr;
263 } __packed;
264 
265 struct vcprop_tag_boardserial {
266           struct vcprop_tag tag;
267           uint64_t sn;
268 } __packed;
269 
270 #define   VCPROP_CLK_EMMC               1
271 #define   VCPROP_CLK_UART               2
272 #define   VCPROP_CLK_ARM                3
273 #define   VCPROP_CLK_CORE               4
274 #define   VCPROP_CLK_V3D                5
275 #define   VCPROP_CLK_H264               6
276 #define   VCPROP_CLK_ISP                7
277 #define   VCPROP_CLK_SDRAM    8
278 #define   VCPROP_CLK_PIXEL    9
279 #define   VCPROP_CLK_PWM                10
280 #define   VCPROP_CLK_EMMC2    12
281 
282 struct vcprop_clock {
283           uint32_t pclk;
284           uint32_t cclk;
285 };
286 
287 #define   VCPROP_MAXCLOCKS 16
288 struct vcprop_tag_clock {
289           struct vcprop_tag tag;
290           struct vcprop_clock clk[VCPROP_MAXCLOCKS];
291 };
292 
293 #ifndef   VCPROP_MAXCMDLINE
294 #define   VCPROP_MAXCMDLINE 1024
295 #endif
296 struct vcprop_tag_cmdline {
297           struct vcprop_tag tag;
298           uint8_t cmdline[VCPROP_MAXCMDLINE];
299 };
300 
301 struct vcprop_tag_dmachan {
302           struct vcprop_tag tag;
303           uint32_t mask;
304 };
305 
306 struct vcprop_tag_clockstate {
307           struct vcprop_tag tag;
308           uint32_t id;
309           uint32_t state;
310 };
311 
312 struct vcprop_tag_clockrate {
313           struct vcprop_tag tag;
314           uint32_t id;
315           uint32_t rate;
316           uint32_t noturbo;
317 };
318 
319 struct vcprop_tag_sdhostclock {
320           struct vcprop_tag tag;
321           uint32_t clock;
322           uint32_t clock1;
323           uint32_t clock2;
324 };
325 
326 #define VCPROP_VOLTAGE_CORE   1
327 #define VCPROP_VOLTAGE_SDRAM_C          2
328 #define VCPROP_VOLTAGE_SDRAM_P          3
329 #define VCPROP_VOLTAGE_SDRAM_I          4
330 
331 struct vcprop_tag_voltage {
332           struct vcprop_tag tag;
333           uint32_t id;
334           uint32_t value;
335 };
336 
337 #define VCPROP_TEMP_SOC                 0
338 
339 struct vcprop_tag_temperature {
340           struct vcprop_tag tag;
341           uint32_t id;
342           uint32_t value;
343 };
344 
345 #define   VCPROP_POWER_SDCARD 0
346 #define   VCPROP_POWER_UART0  1
347 #define   VCPROP_POWER_UART1  2
348 #define   VCPROP_POWER_USB    3
349 #define   VCPROP_POWER_I2C0   4
350 #define   VCPROP_POWER_I2C1   5
351 #define   VCPROP_POWER_I2C2   6
352 #define   VCPROP_POWER_SPI    7
353 #define   VCPROP_POWER_CCP2TX 8
354 
355 #define VCPROP_DOMAIN_I2C0           1
356 #define VCPROP_DOMAIN_I2C1           2
357 #define VCPROP_DOMAIN_I2C2           3
358 #define VCPROP_DOMAIN_VIDEO_SCALER   4
359 #define VCPROP_DOMAIN_VPU1           5
360 #define VCPROP_DOMAIN_HDMI           6
361 #define VCPROP_DOMAIN_USB            7
362 #define VCPROP_DOMAIN_VEC            8
363 #define VCPROP_DOMAIN_JPEG           9
364 #define VCPROP_DOMAIN_H264           10
365 #define VCPROP_DOMAIN_V3D            11
366 #define VCPROP_DOMAIN_ISP            12
367 #define VCPROP_DOMAIN_UNICAM0        13
368 #define VCPROP_DOMAIN_UNICAM1        14
369 #define VCPROP_DOMAIN_CCP2RX         15
370 #define VCPROP_DOMAIN_CSI2           16
371 #define VCPROP_DOMAIN_CPI            17
372 #define VCPROP_DOMAIN_DSI0           18
373 #define VCPROP_DOMAIN_DSI1           19
374 #define VCPROP_DOMAIN_TRANSPOSER     20
375 #define VCPROP_DOMAIN_CCP2TX         21
376 #define VCPROP_DOMAIN_CDP            22
377 #define VCPROP_DOMAIN_ARM            23
378 
379 struct vcprop_tag_powertiming {
380           struct vcprop_tag tag;
381           uint32_t id;
382           uint32_t waitusec;
383 };
384 
385 struct vcprop_tag_powerstate {
386           struct vcprop_tag tag;
387           uint32_t id;
388           uint32_t state;
389 };
390 
391 struct vcprop_tag_allocbuf {
392           struct vcprop_tag tag;
393           uint32_t address;   /* alignment for request */
394           uint32_t size;
395 };
396 
397 #define VCPROP_BLANK_OFF      0
398 #define VCPROP_BLANK_ON                 1
399 
400 struct vcprop_tag_blankscreen {
401           struct vcprop_tag tag;
402           uint32_t state;
403 };
404 
405 struct vcprop_tag_fbres {
406           struct vcprop_tag tag;
407           uint32_t width;
408           uint32_t height;
409 };
410 
411 struct vcprop_tag_fbdepth {
412           struct vcprop_tag tag;
413           uint32_t bpp;
414 };
415 
416 #define VCPROP_PIXEL_BGR      0
417 #define VCPROP_PIXEL_RGB      1
418 
419 struct vcprop_tag_fbpixelorder {
420           struct vcprop_tag tag;
421           uint32_t order;
422 };
423 
424 struct vcprop_tag_fbpitch {
425           struct vcprop_tag tag;
426           uint32_t linebytes;
427 };
428 
429 #define VCPROP_ALPHA_ENABLED  0
430 #define VCPROP_ALPHA_REVERSED 1
431 #define VCPROP_ALPHA_IGNORED  2
432 
433 struct vcprop_tag_fbalpha {
434           struct vcprop_tag tag;
435           uint32_t state;
436 };
437 
438 struct vcprop_tag_edidblock {
439           struct vcprop_tag tag;
440           uint32_t blockno;
441           uint32_t status;
442           uint8_t data[128];
443 };
444 
445 struct vcprop_tag_numdpy {
446           struct vcprop_tag tag;
447           uint32_t count;
448 };
449 
450 struct vcprop_tag_setdpy {
451           struct vcprop_tag tag;
452           uint32_t display_num;
453 };
454 
455 struct vcprop_tag_cursorinfo {
456           struct vcprop_tag tag;
457           uint32_t width;
458           uint32_t height;
459           uint32_t format;
460           uint32_t pixels;    /* bus address in VC memory */
461           uint32_t hotspot_x;
462           uint32_t hotspot_y;
463 };
464 
465 struct vcprop_tag_cursorstate {
466           struct vcprop_tag tag;
467           uint32_t enable;    /* 1 - visible */
468           uint32_t x;
469           uint32_t y;
470           uint32_t flags;               /* 0 - display coord. 1 - fb coord. */
471 };
472 
473 struct vcprop_tag_allocmem {
474           struct vcprop_tag tag;
475           uint32_t size;      /* handle returned here */
476           uint32_t align;
477           uint32_t flags;
478 /*
479  * flag definitions from
480  * https://github.com/raspberrypi/firmware/wiki/Mailbox-property-interface
481  */
482 #define MEM_FLAG_DISCARDABLE  (1 << 0) /* can be resized to 0 at any time. Use for cached data */
483 #define MEM_FLAG_NORMAL                 (0 << 2) /* normal allocating alias. Don't use from ARM */
484 #define MEM_FLAG_DIRECT                 (1 << 2) /* 0xC alias uncached */
485 #define MEM_FLAG_COHERENT     (2 << 2) /* 0x8 alias. Non-allocating in L2 but coherent */
486 #define MEM_FLAG_L1_NONALLOCATING (MEM_FLAG_DIRECT | MEM_FLAG_COHERENT) /* Allocating in L2 */
487 #define MEM_FLAG_ZERO                   (1 << 4)  /* initialise buffer to all zeros */
488 #define MEM_FLAG_NO_INIT      (1 << 5) /* don't initialise (default is initialise to all ones */
489 #define MEM_FLAG_HINT_PERMALOCK         (1 << 6) /* Likely to be locked for long periods of time. */
490 };
491 
492 /* also for unlock and release */
493 struct vcprop_tag_lockmem {
494           struct vcprop_tag tag;
495           uint32_t handle;    /* bus address returned here */
496 };
497 
498 struct vcprop_tag_vchiqinit {
499           struct vcprop_tag tag;
500           uint32_t base;
501 };
502 
503 struct vcprop_tag_notifyxhcireset {
504           struct vcprop_tag tag;
505           uint32_t deviceaddress;
506 };
507 
508 struct vcprop_buffer_hdr {
509           uint32_t vpb_len;
510           uint32_t vpb_rcode;
511 #define   VCPROP_PROCESS_REQUEST 0
512 #define VCPROP_REQ_SUCCESS    (1U << 31)
513 #define VCPROP_REQ_EPARSE     (1U << 0)
514 };
515 
516 static inline bool
vcprop_buffer_success_p(struct vcprop_buffer_hdr * vpbh)517 vcprop_buffer_success_p(struct vcprop_buffer_hdr *vpbh)
518 {
519 
520           return le32toh(vpbh->vpb_rcode) & VCPROP_REQ_SUCCESS;
521 }
522 
523 static inline bool
vcprop_tag_success_p(struct vcprop_tag * vpbt)524 vcprop_tag_success_p(struct vcprop_tag *vpbt)
525 {
526 
527           return le32toh(vpbt->vpt_rcode) & VCPROPTAG_RESPONSE;
528 }
529 
530 static inline size_t
vcprop_tag_resplen(struct vcprop_tag * vpbt)531 vcprop_tag_resplen(struct vcprop_tag *vpbt)
532 {
533 
534           return le32toh(vpbt->vpt_rcode) & ~VCPROPTAG_RESPONSE;
535 }
536 
537 uint32_t rpi_alloc_mem(uint32_t, uint32_t, uint32_t);
538 bus_addr_t rpi_lock_mem(uint32_t);
539 int rpi_unlock_mem(uint32_t);
540 int rpi_release_mem(uint32_t);
541 
542 int rpi_fb_set_video(int);
543 
544 int rpi_fb_movecursor(int, int, int);
545 int rpi_fb_initcursor(bus_addr_t, int, int);
546 
547 int rpi_fb_set_pixelorder(uint32_t);
548 int rpi_fb_get_pixelorder(uint32_t *);
549 
550 int rpi_set_domain(uint32_t, uint32_t);
551 int rpi_get_domain(uint32_t, uint32_t *);
552 
553 int rpi_vchiq_init(uint32_t *);
554 
555 int rpi_notify_xhci_reset(uint32_t);
556 
557 #endif    /* _EVBARM_RPI_VCPROP_H_ */
558 
559