2 * Copyright 2013 Red Hat Inc.
4 * Permission is hereby granted, free of charge, to any person obtaining a
5 * copy of this software and associated documentation files (the "Software"),
6 * to deal in the Software without restriction, including without limitation
7 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
8 * and/or sell copies of the Software, and to permit persons to whom the
9 * Software is furnished to do so, subject to the following conditions:
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE COPYRIGHT HOLDER(S) OR AUTHOR(S) BE LIABLE FOR ANY CLAIM, DAMAGES OR
18 * OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE,
19 * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
20 * OTHER DEALINGS IN THE SOFTWARE.
23 * Roy Spliet <rspliet@eclipso.eu>
29 #include <core/option.h>
30 #include <subdev/bios.h>
31 #include <subdev/bios/M0205.h>
32 #include <subdev/bios/rammap.h>
33 #include <subdev/bios/timing.h>
34 #include <subdev/clk/gt215.h>
35 #include <subdev/gpio.h>
37 /* XXX: Remove when memx gains GPIO support */
38 extern int nv50_gpio_location(int line, u32 *reg, u32 *shift);
42 struct ramfuc_reg r_0x001610;
43 struct ramfuc_reg r_0x001700;
44 struct ramfuc_reg r_0x002504;
45 struct ramfuc_reg r_0x004000;
46 struct ramfuc_reg r_0x004004;
47 struct ramfuc_reg r_0x004018;
48 struct ramfuc_reg r_0x004128;
49 struct ramfuc_reg r_0x004168;
50 struct ramfuc_reg r_0x100080;
51 struct ramfuc_reg r_0x100200;
52 struct ramfuc_reg r_0x100210;
53 struct ramfuc_reg r_0x100220[9];
54 struct ramfuc_reg r_0x100264;
55 struct ramfuc_reg r_0x1002d0;
56 struct ramfuc_reg r_0x1002d4;
57 struct ramfuc_reg r_0x1002dc;
58 struct ramfuc_reg r_0x10053c;
59 struct ramfuc_reg r_0x1005a0;
60 struct ramfuc_reg r_0x1005a4;
61 struct ramfuc_reg r_0x100700;
62 struct ramfuc_reg r_0x100714;
63 struct ramfuc_reg r_0x100718;
64 struct ramfuc_reg r_0x10071c;
65 struct ramfuc_reg r_0x100720;
66 struct ramfuc_reg r_0x100760;
67 struct ramfuc_reg r_0x1007a0;
68 struct ramfuc_reg r_0x1007e0;
69 struct ramfuc_reg r_0x100da0;
70 struct ramfuc_reg r_0x10f804;
71 struct ramfuc_reg r_0x1110e0;
72 struct ramfuc_reg r_0x111100;
73 struct ramfuc_reg r_0x111104;
74 struct ramfuc_reg r_0x1111e0;
75 struct ramfuc_reg r_0x111400;
76 struct ramfuc_reg r_0x611200;
77 struct ramfuc_reg r_mr[4];
78 struct ramfuc_reg r_gpioFBVREF;
84 NVA3_TRAIN_UNSUPPORTED,
97 struct gt215_ramfuc fuc;
98 struct gt215_ltrain ltrain;
102 gt215_link_train_calc(u32 *vals, struct gt215_ltrain *train)
105 u8 median[8], bins[4] = {0, 0, 0, 0}, bin = 0, qty = 0;
107 for (i = 0; i < 8; i++) {
108 for (lo = 0; lo < 0x40; lo++) {
109 if (!(vals[lo] & 0x80000000))
111 if (vals[lo] & (0x101 << i))
118 for (hi = lo + 1; hi < 0x40; hi++) {
119 if (!(vals[lo] & 0x80000000))
121 if (!(vals[hi] & (0x101 << i))) {
127 median[i] = ((hi - lo) >> 1) + lo;
128 bins[(median[i] & 0xf0) >> 4]++;
132 /* Find the best value for 0x1111e0 */
133 for (i = 0; i < 4; i++) {
141 for (i = 0; i < 8; i++) {
142 median[i] = max(median[i], (u8) (bin << 4));
143 median[i] = min(median[i], (u8) ((bin << 4) | 0xf));
145 train->r_100720 |= ((median[i] & 0x0f) << (i << 2));
148 train->r_1111e0 = 0x02000000 | (bin * 0x101);
149 train->r_111400 = 0x0;
153 * Link training for (at least) DDR3
156 gt215_link_train(struct nvkm_fb *fb)
158 struct nvkm_bios *bios = nvkm_bios(fb);
159 struct gt215_ram *ram = (void *)fb->ram;
160 struct nvkm_clk *clk = nvkm_clk(fb);
161 struct gt215_ltrain *train = &ram->ltrain;
162 struct nvkm_device *device = nv_device(fb);
163 struct gt215_ramfuc *fuc = &ram->fuc;
166 struct nvbios_M0205T M0205T = { 0 };
167 u8 ver, hdr, cnt, len, snr, ssz;
168 unsigned int clk_current;
170 unsigned long *f = &flags;
172 if (nvkm_boolopt(device->cfgopt, "NvMemExec", true) != true)
175 /* XXX: Multiple partitions? */
176 result = kmalloc(64 * sizeof(u32), GFP_KERNEL);
180 train->state = NVA3_TRAIN_EXEC;
182 /* Clock speeds for training and back */
183 nvbios_M0205Tp(bios, &ver, &hdr, &cnt, &len, &snr, &ssz, &M0205T);
184 if (M0205T.freq == 0) {
189 clk_current = clk->read(clk, nv_clk_src_mem);
191 ret = gt215_clk_pre(clk, f);
195 /* First: clock up/down */
196 ret = ram->base.calc(fb, (u32) M0205T.freq * 1000);
200 /* Do this *after* calc, eliminates write in script */
201 nv_wr32(fb, 0x111400, 0x00000000);
202 /* XXX: Magic writes that improve train reliability? */
203 nv_mask(fb, 0x100674, 0x0000ffff, 0x00000000);
204 nv_mask(fb, 0x1005e4, 0x0000ffff, 0x00000000);
205 nv_mask(fb, 0x100b0c, 0x000000ff, 0x00000000);
206 nv_wr32(fb, 0x100c04, 0x00000400);
208 /* Now the training script */
209 r1700 = ram_rd32(fuc, 0x001700);
211 ram_mask(fuc, 0x100200, 0x00000800, 0x00000000);
212 ram_wr32(fuc, 0x611200, 0x3300);
213 ram_wait_vblank(fuc);
214 ram_wait(fuc, 0x611200, 0x00000003, 0x00000000, 500000);
215 ram_mask(fuc, 0x001610, 0x00000083, 0x00000003);
216 ram_mask(fuc, 0x100080, 0x00000020, 0x00000000);
217 ram_mask(fuc, 0x10f804, 0x80000000, 0x00000000);
218 ram_wr32(fuc, 0x001700, 0x00000000);
223 ram_mask(fuc, 0x10f804, 0x80000000, 0x80000000);
224 ram_wr32(fuc, 0x10053c, 0x0);
225 ram_wr32(fuc, 0x100720, train->r_100720);
226 ram_wr32(fuc, 0x1111e0, train->r_1111e0);
227 ram_wr32(fuc, 0x111400, train->r_111400);
228 ram_nuke(fuc, 0x100080);
229 ram_mask(fuc, 0x100080, 0x00000020, 0x00000020);
232 ram_wr32(fuc, 0x001700, r1700);
233 ram_mask(fuc, 0x001610, 0x00000083, 0x00000080);
234 ram_wr32(fuc, 0x611200, 0x3330);
235 ram_mask(fuc, 0x100200, 0x00000800, 0x00000800);
239 ram->base.calc(fb, clk_current);
242 /* Post-processing, avoids flicker */
243 nv_mask(fb, 0x616308, 0x10, 0x10);
244 nv_mask(fb, 0x616b08, 0x10, 0x10);
246 gt215_clk_post(clk, f);
248 ram_train_result(fb, result, 64);
249 for (i = 0; i < 64; i++)
250 nv_debug(fb, "Train: %08x", result[i]);
251 gt215_link_train_calc(result, train);
253 nv_debug(fb, "Train: %08x %08x %08x", train->r_100720,
254 train->r_1111e0, train->r_111400);
258 train->state = NVA3_TRAIN_DONE;
266 train->state = NVA3_TRAIN_UNSUPPORTED;
268 gt215_clk_post(clk, f);
274 gt215_link_train_init(struct nvkm_fb *fb)
276 static const u32 pattern[16] = {
277 0xaaaaaaaa, 0xcccccccc, 0xdddddddd, 0xeeeeeeee,
278 0x00000000, 0x11111111, 0x44444444, 0xdddddddd,
279 0x33333333, 0x55555555, 0x77777777, 0x66666666,
280 0x99999999, 0x88888888, 0xeeeeeeee, 0xbbbbbbbb,
282 struct nvkm_bios *bios = nvkm_bios(fb);
283 struct gt215_ram *ram = (void *)fb->ram;
284 struct gt215_ltrain *train = &ram->ltrain;
285 struct nvkm_mem *mem;
286 struct nvbios_M0205E M0205E;
287 u8 ver, hdr, cnt, len;
291 train->state = NVA3_TRAIN_UNSUPPORTED;
293 /* We support type "5"
294 * XXX: training pattern table appears to be unused for this routine */
295 if (!nvbios_M0205Ep(bios, i, &ver, &hdr, &cnt, &len, &M0205E))
298 if (M0205E.type != 5)
301 train->state = NVA3_TRAIN_ONCE;
303 ret = fb->ram->get(fb, 0x8000, 0x10000, 0, 0x800, &ram->ltrain.mem);
307 mem = ram->ltrain.mem;
309 nv_wr32(fb, 0x100538, 0x10000000 | (mem->offset >> 16));
310 nv_wr32(fb, 0x1005a8, 0x0000ffff);
311 nv_mask(fb, 0x10f800, 0x00000001, 0x00000001);
313 for (i = 0; i < 0x30; i++) {
314 nv_wr32(fb, 0x10f8c0, (i << 8) | i);
315 nv_wr32(fb, 0x10f900, pattern[i % 16]);
318 for (i = 0; i < 0x30; i++) {
319 nv_wr32(fb, 0x10f8e0, (i << 8) | i);
320 nv_wr32(fb, 0x10f920, pattern[i % 16]);
323 /* And upload the pattern */
324 r001700 = nv_rd32(fb, 0x1700);
325 nv_wr32(fb, 0x1700, mem->offset >> 16);
326 for (i = 0; i < 16; i++)
327 nv_wr32(fb, 0x700000 + (i << 2), pattern[i]);
328 for (i = 0; i < 16; i++)
329 nv_wr32(fb, 0x700100 + (i << 2), pattern[i]);
330 nv_wr32(fb, 0x1700, r001700);
332 train->r_100720 = nv_rd32(fb, 0x100720);
333 train->r_1111e0 = nv_rd32(fb, 0x1111e0);
334 train->r_111400 = nv_rd32(fb, 0x111400);
339 gt215_link_train_fini(struct nvkm_fb *fb)
341 struct gt215_ram *ram = (void *)fb->ram;
344 fb->ram->put(fb, &ram->ltrain.mem);
350 #define T(t) cfg->timing_10_##t
352 gt215_ram_timing_calc(struct nvkm_fb *fb, u32 *timing)
354 struct gt215_ram *ram = (void *)fb->ram;
355 struct nvbios_ramcfg *cfg = &ram->base.target.bios;
356 int tUNK_base, tUNK_40_0, prevCL;
357 u32 cur2, cur3, cur7, cur8;
359 cur2 = nv_rd32(fb, 0x100228);
360 cur3 = nv_rd32(fb, 0x10022c);
361 cur7 = nv_rd32(fb, 0x10023c);
362 cur8 = nv_rd32(fb, 0x100240);
365 switch ((!T(CWL)) * ram->base.type) {
366 case NV_MEM_TYPE_DDR2:
369 case NV_MEM_TYPE_GDDR3:
370 T(CWL) = ((cur2 & 0xff000000) >> 24) + 1;
374 prevCL = (cur3 & 0x000000ff) + 1;
375 tUNK_base = ((cur7 & 0x00ff0000) >> 16) - prevCL;
377 timing[0] = (T(RP) << 24 | T(RAS) << 16 | T(RFC) << 8 | T(RC));
378 timing[1] = (T(WR) + 1 + T(CWL)) << 24 |
379 max_t(u8,T(18), 1) << 16 |
380 (T(WTR) + 1 + T(CWL)) << 8 |
381 (5 + T(CL) - T(CWL));
382 timing[2] = (T(CWL) - 1) << 24 |
386 timing[3] = (cur3 & 0x00ff0000) |
387 (0x30 + T(CL)) << 24 |
390 timing[4] = T(20) << 24 |
394 timing[5] = T(RFC) << 24 |
395 max_t(u8,T(RCDRD), T(RCDWR)) << 16 |
396 max_t(u8, (T(CWL) + 6), (T(CL) + 2)) << 8 |
398 timing[6] = (0x5a + T(CL)) << 16 |
399 max_t(u8, 1, (6 - T(CL) + T(CWL))) << 8 |
400 (0x50 + T(CL) - T(CWL));
401 timing[7] = (cur7 & 0xff000000) |
402 ((tUNK_base + T(CL)) << 16) |
404 timing[8] = cur8 & 0xffffff00;
406 switch (ram->base.type) {
407 case NV_MEM_TYPE_DDR2:
408 case NV_MEM_TYPE_GDDR3:
409 tUNK_40_0 = prevCL - (cur8 & 0xff);
417 nv_debug(fb, "Entry: 220: %08x %08x %08x %08x\n",
418 timing[0], timing[1], timing[2], timing[3]);
419 nv_debug(fb, " 230: %08x %08x %08x %08x\n",
420 timing[4], timing[5], timing[6], timing[7]);
421 nv_debug(fb, " 240: %08x\n", timing[8]);
427 nvkm_sddr2_dll_reset(struct gt215_ramfuc *fuc)
429 ram_mask(fuc, mr[0], 0x100, 0x100);
431 ram_mask(fuc, mr[0], 0x100, 0x000);
436 nvkm_sddr3_dll_disable(struct gt215_ramfuc *fuc, u32 *mr)
438 u32 mr1_old = ram_rd32(fuc, mr[1]);
440 if (!(mr1_old & 0x1)) {
441 ram_wr32(fuc, 0x1002d4, 0x00000001);
442 ram_wr32(fuc, mr[1], mr[1]);
448 nvkm_gddr3_dll_disable(struct gt215_ramfuc *fuc, u32 *mr)
450 u32 mr1_old = ram_rd32(fuc, mr[1]);
452 if (!(mr1_old & 0x40)) {
453 ram_wr32(fuc, mr[1], mr[1]);
459 gt215_ram_lock_pll(struct gt215_ramfuc *fuc, struct gt215_clk_info *mclk)
461 ram_wr32(fuc, 0x004004, mclk->pll);
462 ram_mask(fuc, 0x004000, 0x00000001, 0x00000001);
463 ram_mask(fuc, 0x004000, 0x00000010, 0x00000000);
464 ram_wait(fuc, 0x004000, 0x00020000, 0x00020000, 64000);
465 ram_mask(fuc, 0x004000, 0x00000010, 0x00000010);
469 gt215_ram_fbvref(struct gt215_ramfuc *fuc, u32 val)
471 struct nvkm_gpio *gpio = nvkm_gpio(fuc->base.fb);
472 struct dcb_gpio_func func;
473 u32 reg, sh, gpio_val;
476 if (gpio->get(gpio, 0, 0x2e, DCB_GPIO_UNUSED) != val) {
477 ret = gpio->find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func);
481 nv50_gpio_location(func.line, ®, &sh);
482 gpio_val = ram_rd32(fuc, gpioFBVREF);
483 if (gpio_val & (8 << sh))
486 ram_mask(fuc, gpioFBVREF, (0x3 << sh), ((val | 0x2) << sh));
487 ram_nsec(fuc, 20000);
492 gt215_ram_calc(struct nvkm_fb *fb, u32 freq)
494 struct nvkm_bios *bios = nvkm_bios(fb);
495 struct gt215_ram *ram = (void *)fb->ram;
496 struct gt215_ramfuc *fuc = &ram->fuc;
497 struct gt215_ltrain *train = &ram->ltrain;
498 struct gt215_clk_info mclk;
499 struct nvkm_ram_data *next;
500 u8 ver, hdr, cnt, len, strap;
502 u32 r004018, r100760, r100da0, r111100, ctrl;
503 u32 unk714, unk718, unk71c;
508 next = &ram->base.target;
510 ram->base.next = next;
512 if (ram->ltrain.state == NVA3_TRAIN_ONCE)
513 gt215_link_train(fb);
515 /* lookup memory config data relevant to the target frequency */
516 data = nvbios_rammapEm(bios, freq / 1000, &ver, &hdr, &cnt, &len,
518 if (!data || ver != 0x10 || hdr < 0x05) {
519 nv_error(fb, "invalid/missing rammap entry\n");
523 /* locate specific data set for the attached memory */
524 strap = nvbios_ramcfg_index(nv_subdev(fb));
526 nv_error(fb, "invalid ramcfg strap\n");
530 data = nvbios_rammapSp(bios, data, ver, hdr, cnt, len, strap,
531 &ver, &hdr, &next->bios);
532 if (!data || ver != 0x10 || hdr < 0x09) {
533 nv_error(fb, "invalid/missing ramcfg entry\n");
537 /* lookup memory timings, if bios says they're present */
538 if (next->bios.ramcfg_timing != 0xff) {
539 data = nvbios_timingEp(bios, next->bios.ramcfg_timing,
540 &ver, &hdr, &cnt, &len,
542 if (!data || ver != 0x10 || hdr < 0x17) {
543 nv_error(fb, "invalid/missing timing entry\n");
548 ret = gt215_pll_info(nvkm_clk(fb), 0x12, 0x4000, freq, &mclk);
550 nv_error(fb, "failed mclk calculation\n");
554 gt215_ram_timing_calc(fb, timing);
556 ret = ram_init(fuc, fb);
560 /* Determine ram-specific MR values */
561 ram->base.mr[0] = ram_rd32(fuc, mr[0]);
562 ram->base.mr[1] = ram_rd32(fuc, mr[1]);
563 ram->base.mr[2] = ram_rd32(fuc, mr[2]);
565 switch (ram->base.type) {
566 case NV_MEM_TYPE_DDR2:
567 ret = nvkm_sddr2_calc(&ram->base);
569 case NV_MEM_TYPE_DDR3:
570 ret = nvkm_sddr3_calc(&ram->base);
572 case NV_MEM_TYPE_GDDR3:
573 ret = nvkm_gddr3_calc(&ram->base);
583 /* XXX: 750MHz seems rather arbitrary */
584 if (freq <= 750000) {
585 r004018 = 0x10000000;
586 r100760 = 0x22222222;
587 r100da0 = 0x00000010;
589 r004018 = 0x00000000;
590 r100760 = 0x00000000;
591 r100da0 = 0x00000000;
594 if (!next->bios.ramcfg_DLLoff)
595 r004018 |= 0x00004000;
597 /* pll2pll requires to switch to a safe clock first */
598 ctrl = ram_rd32(fuc, 0x004000);
599 pll2pll = (!(ctrl & 0x00000008)) && mclk.pll;
601 /* Pre, NVIDIA does this outside the script */
602 if (next->bios.ramcfg_10_02_10) {
603 ram_mask(fuc, 0x111104, 0x00000600, 0x00000000);
605 ram_mask(fuc, 0x111100, 0x40000000, 0x40000000);
606 ram_mask(fuc, 0x111104, 0x00000180, 0x00000000);
608 /* Always disable this bit during reclock */
609 ram_mask(fuc, 0x100200, 0x00000800, 0x00000000);
611 /* If switching from non-pll to pll, lock before disabling FB */
612 if (mclk.pll && !pll2pll) {
613 ram_mask(fuc, 0x004128, 0x003f3141, mclk.clk | 0x00000101);
614 gt215_ram_lock_pll(fuc, &mclk);
617 /* Start with disabling some CRTCs and PFIFO? */
618 ram_wait_vblank(fuc);
619 ram_wr32(fuc, 0x611200, 0x3300);
620 ram_mask(fuc, 0x002504, 0x1, 0x1);
621 ram_nsec(fuc, 10000);
622 ram_wait(fuc, 0x002504, 0x10, 0x10, 20000); /* XXX: or longer? */
626 if (!next->bios.ramcfg_10_02_10) {
627 if (ram->base.type == NV_MEM_TYPE_GDDR3)
628 ram_mask(fuc, 0x111100, 0x04020000, 0x00020000);
630 ram_mask(fuc, 0x111100, 0x04020000, 0x04020000);
633 /* If we're disabling the DLL, do it now */
634 switch (next->bios.ramcfg_DLLoff * ram->base.type) {
635 case NV_MEM_TYPE_DDR3:
636 nvkm_sddr3_dll_disable(fuc, ram->base.mr);
638 case NV_MEM_TYPE_GDDR3:
639 nvkm_gddr3_dll_disable(fuc, ram->base.mr);
643 if (fuc->r_gpioFBVREF.addr && next->bios.timing_10_ODT)
644 gt215_ram_fbvref(fuc, 0);
646 /* Brace RAM for impact */
647 ram_wr32(fuc, 0x1002d4, 0x00000001);
648 ram_wr32(fuc, 0x1002d0, 0x00000001);
649 ram_wr32(fuc, 0x1002d0, 0x00000001);
650 ram_wr32(fuc, 0x100210, 0x00000000);
651 ram_wr32(fuc, 0x1002dc, 0x00000001);
654 if (nv_device(fb)->chipset == 0xa3 && freq <= 500000)
655 ram_mask(fuc, 0x100700, 0x00000006, 0x00000006);
657 /* Fiddle with clocks */
658 /* There's 4 scenario's
659 * pll->pll: first switch to a 324MHz clock, set up new PLL, switch
660 * clk->pll: Set up new PLL, switch
661 * pll->clk: Set up clock, switch
662 * clk->clk: Overwrite ctrl and other bits, switch */
664 /* Switch to regular clock - 324MHz */
666 ram_mask(fuc, 0x004000, 0x00000004, 0x00000004);
667 ram_mask(fuc, 0x004168, 0x003f3141, 0x00083101);
668 ram_mask(fuc, 0x004000, 0x00000008, 0x00000008);
669 ram_mask(fuc, 0x1110e0, 0x00088000, 0x00088000);
670 ram_wr32(fuc, 0x004018, 0x00001000);
671 gt215_ram_lock_pll(fuc, &mclk);
675 ram_mask(fuc, 0x004000, 0x00000105, 0x00000105);
676 ram_wr32(fuc, 0x004018, 0x00001000 | r004018);
677 ram_wr32(fuc, 0x100da0, r100da0);
679 ram_mask(fuc, 0x004168, 0x003f3141, mclk.clk | 0x00000101);
680 ram_mask(fuc, 0x004000, 0x00000108, 0x00000008);
681 ram_mask(fuc, 0x1110e0, 0x00088000, 0x00088000);
682 ram_wr32(fuc, 0x004018, 0x00009000 | r004018);
683 ram_wr32(fuc, 0x100da0, r100da0);
685 ram_nsec(fuc, 20000);
687 if (next->bios.rammap_10_04_08) {
688 ram_wr32(fuc, 0x1005a0, next->bios.ramcfg_10_06 << 16 |
689 next->bios.ramcfg_10_05 << 8 |
690 next->bios.ramcfg_10_05);
691 ram_wr32(fuc, 0x1005a4, next->bios.ramcfg_10_08 << 8 |
692 next->bios.ramcfg_10_07);
693 ram_wr32(fuc, 0x10f804, next->bios.ramcfg_10_09_f0 << 20 |
694 next->bios.ramcfg_10_03_0f << 16 |
695 next->bios.ramcfg_10_09_0f |
697 ram_mask(fuc, 0x10053c, 0x00001000, 0x00000000);
699 if (train->state == NVA3_TRAIN_DONE) {
700 ram_wr32(fuc, 0x100080, 0x1020);
701 ram_mask(fuc, 0x111400, 0xffffffff, train->r_111400);
702 ram_mask(fuc, 0x1111e0, 0xffffffff, train->r_1111e0);
703 ram_mask(fuc, 0x100720, 0xffffffff, train->r_100720);
705 ram_mask(fuc, 0x10053c, 0x00001000, 0x00001000);
706 ram_mask(fuc, 0x10f804, 0x80000000, 0x00000000);
707 ram_mask(fuc, 0x100760, 0x22222222, r100760);
708 ram_mask(fuc, 0x1007a0, 0x22222222, r100760);
709 ram_mask(fuc, 0x1007e0, 0x22222222, r100760);
712 if (nv_device(fb)->chipset == 0xa3 && freq > 500000) {
713 ram_mask(fuc, 0x100700, 0x00000006, 0x00000000);
718 ram_mask(fuc, 0x1110e0, 0x00088000, 0x00011000);
719 ram_mask(fuc, 0x004000, 0x00000008, 0x00000000);
722 ram_wr32(fuc, 0x1002dc, 0x00000000);
723 ram_wr32(fuc, 0x1002d4, 0x00000001);
724 ram_wr32(fuc, 0x100210, 0x80000000);
727 /* Set RAM MR parameters and timings */
728 for (i = 2; i >= 0; i--) {
729 if (ram_rd32(fuc, mr[i]) != ram->base.mr[i]) {
730 ram_wr32(fuc, mr[i], ram->base.mr[i]);
735 ram_wr32(fuc, 0x100220[3], timing[3]);
736 ram_wr32(fuc, 0x100220[1], timing[1]);
737 ram_wr32(fuc, 0x100220[6], timing[6]);
738 ram_wr32(fuc, 0x100220[7], timing[7]);
739 ram_wr32(fuc, 0x100220[2], timing[2]);
740 ram_wr32(fuc, 0x100220[4], timing[4]);
741 ram_wr32(fuc, 0x100220[5], timing[5]);
742 ram_wr32(fuc, 0x100220[0], timing[0]);
743 ram_wr32(fuc, 0x100220[8], timing[8]);
746 ram_mask(fuc, 0x100200, 0x00001000, !next->bios.ramcfg_10_02_08 << 12);
748 /* XXX: A lot of "chipset"/"ram type" specific stuff...? */
749 unk714 = ram_rd32(fuc, 0x100714) & ~0xf0000130;
750 unk718 = ram_rd32(fuc, 0x100718) & ~0x00000100;
751 unk71c = ram_rd32(fuc, 0x10071c) & ~0x00000100;
752 r111100 = ram_rd32(fuc, 0x111100) & ~0x3a800000;
754 if (next->bios.ramcfg_10_02_04) {
755 switch (ram->base.type) {
756 case NV_MEM_TYPE_DDR3:
757 if (nv_device(fb)->chipset != 0xa8)
758 r111100 |= 0x00000004;
760 case NV_MEM_TYPE_DDR2:
761 r111100 |= 0x08000000;
767 switch (ram->base.type) {
768 case NV_MEM_TYPE_DDR2:
769 r111100 |= 0x1a800000;
770 unk714 |= 0x00000010;
772 case NV_MEM_TYPE_DDR3:
773 if (nv_device(fb)->chipset == 0xa8) {
774 r111100 |= 0x08000000;
776 r111100 &= ~0x00000004;
777 r111100 |= 0x12800000;
779 unk714 |= 0x00000010;
781 case NV_MEM_TYPE_GDDR3:
782 r111100 |= 0x30000000;
783 unk714 |= 0x00000020;
790 unk714 |= (next->bios.ramcfg_10_04_01) << 8;
792 if (next->bios.ramcfg_10_02_20)
793 unk714 |= 0xf0000000;
794 if (next->bios.ramcfg_10_02_02)
795 unk718 |= 0x00000100;
796 if (next->bios.ramcfg_10_02_01)
797 unk71c |= 0x00000100;
798 if (next->bios.timing_10_24 != 0xff) {
799 unk718 &= ~0xf0000000;
800 unk718 |= next->bios.timing_10_24 << 28;
802 if (next->bios.ramcfg_10_02_10)
803 r111100 &= ~0x04020000;
805 ram_mask(fuc, 0x100714, 0xffffffff, unk714);
806 ram_mask(fuc, 0x10071c, 0xffffffff, unk71c);
807 ram_mask(fuc, 0x100718, 0xffffffff, unk718);
808 ram_mask(fuc, 0x111100, 0xffffffff, r111100);
810 if (fuc->r_gpioFBVREF.addr && !next->bios.timing_10_ODT)
811 gt215_ram_fbvref(fuc, 1);
814 if (!next->bios.ramcfg_DLLoff)
815 nvkm_sddr2_dll_reset(fuc);
817 if (ram->base.type == NV_MEM_TYPE_GDDR3) {
818 ram_nsec(fuc, 31000);
820 ram_nsec(fuc, 14000);
823 if (ram->base.type == NV_MEM_TYPE_DDR3) {
824 ram_wr32(fuc, 0x100264, 0x1);
828 ram_nuke(fuc, 0x100700);
829 ram_mask(fuc, 0x100700, 0x01000000, 0x01000000);
830 ram_mask(fuc, 0x100700, 0x01000000, 0x00000000);
834 ram_wr32(fuc, 0x611200, 0x3330);
837 if (next->bios.rammap_10_04_02)
838 ram_mask(fuc, 0x100200, 0x00000800, 0x00000800);
839 if (next->bios.ramcfg_10_02_10) {
840 ram_mask(fuc, 0x111104, 0x00000180, 0x00000180);
841 ram_mask(fuc, 0x111100, 0x40000000, 0x00000000);
843 ram_mask(fuc, 0x111104, 0x00000600, 0x00000600);
847 ram_mask(fuc, 0x004168, 0x00000001, 0x00000000);
848 ram_mask(fuc, 0x004168, 0x00000100, 0x00000000);
850 ram_mask(fuc, 0x004000, 0x00000001, 0x00000000);
851 ram_mask(fuc, 0x004128, 0x00000001, 0x00000000);
852 ram_mask(fuc, 0x004128, 0x00000100, 0x00000000);
859 gt215_ram_prog(struct nvkm_fb *fb)
861 struct nvkm_device *device = nv_device(fb);
862 struct gt215_ram *ram = (void *)fb->ram;
863 struct gt215_ramfuc *fuc = &ram->fuc;
864 bool exec = nvkm_boolopt(device->cfgopt, "NvMemExec", true);
867 nv_mask(fb, 0x001534, 0x2, 0x2);
871 /* Post-processing, avoids flicker */
872 nv_mask(fb, 0x002504, 0x1, 0x0);
873 nv_mask(fb, 0x001534, 0x2, 0x0);
875 nv_mask(fb, 0x616308, 0x10, 0x10);
876 nv_mask(fb, 0x616b08, 0x10, 0x10);
878 ram_exec(fuc, false);
884 gt215_ram_tidy(struct nvkm_fb *fb)
886 struct gt215_ram *ram = (void *)fb->ram;
887 struct gt215_ramfuc *fuc = &ram->fuc;
888 ram_exec(fuc, false);
892 gt215_ram_init(struct nvkm_object *object)
894 struct nvkm_fb *fb = (void *)object->parent;
895 struct gt215_ram *ram = (void *)object;
898 ret = nvkm_ram_init(&ram->base);
902 gt215_link_train_init(fb);
907 gt215_ram_fini(struct nvkm_object *object, bool suspend)
909 struct nvkm_fb *fb = (void *)object->parent;
912 gt215_link_train_fini(fb);
918 gt215_ram_ctor(struct nvkm_object *parent, struct nvkm_object *engine,
919 struct nvkm_oclass *oclass, void *data, u32 datasize,
920 struct nvkm_object **pobject)
922 struct nvkm_fb *fb = nvkm_fb(parent);
923 struct nvkm_gpio *gpio = nvkm_gpio(fb);
924 struct dcb_gpio_func func;
925 struct gt215_ram *ram;
929 ret = nv50_ram_create(parent, engine, oclass, &ram);
930 *pobject = nv_object(ram);
934 switch (ram->base.type) {
935 case NV_MEM_TYPE_DDR2:
936 case NV_MEM_TYPE_DDR3:
937 case NV_MEM_TYPE_GDDR3:
938 ram->base.calc = gt215_ram_calc;
939 ram->base.prog = gt215_ram_prog;
940 ram->base.tidy = gt215_ram_tidy;
943 nv_warn(ram, "reclocking of this ram type unsupported\n");
947 ram->fuc.r_0x001610 = ramfuc_reg(0x001610);
948 ram->fuc.r_0x001700 = ramfuc_reg(0x001700);
949 ram->fuc.r_0x002504 = ramfuc_reg(0x002504);
950 ram->fuc.r_0x004000 = ramfuc_reg(0x004000);
951 ram->fuc.r_0x004004 = ramfuc_reg(0x004004);
952 ram->fuc.r_0x004018 = ramfuc_reg(0x004018);
953 ram->fuc.r_0x004128 = ramfuc_reg(0x004128);
954 ram->fuc.r_0x004168 = ramfuc_reg(0x004168);
955 ram->fuc.r_0x100080 = ramfuc_reg(0x100080);
956 ram->fuc.r_0x100200 = ramfuc_reg(0x100200);
957 ram->fuc.r_0x100210 = ramfuc_reg(0x100210);
958 for (i = 0; i < 9; i++)
959 ram->fuc.r_0x100220[i] = ramfuc_reg(0x100220 + (i * 4));
960 ram->fuc.r_0x100264 = ramfuc_reg(0x100264);
961 ram->fuc.r_0x1002d0 = ramfuc_reg(0x1002d0);
962 ram->fuc.r_0x1002d4 = ramfuc_reg(0x1002d4);
963 ram->fuc.r_0x1002dc = ramfuc_reg(0x1002dc);
964 ram->fuc.r_0x10053c = ramfuc_reg(0x10053c);
965 ram->fuc.r_0x1005a0 = ramfuc_reg(0x1005a0);
966 ram->fuc.r_0x1005a4 = ramfuc_reg(0x1005a4);
967 ram->fuc.r_0x100700 = ramfuc_reg(0x100700);
968 ram->fuc.r_0x100714 = ramfuc_reg(0x100714);
969 ram->fuc.r_0x100718 = ramfuc_reg(0x100718);
970 ram->fuc.r_0x10071c = ramfuc_reg(0x10071c);
971 ram->fuc.r_0x100720 = ramfuc_reg(0x100720);
972 ram->fuc.r_0x100760 = ramfuc_stride(0x100760, 4, ram->base.part_mask);
973 ram->fuc.r_0x1007a0 = ramfuc_stride(0x1007a0, 4, ram->base.part_mask);
974 ram->fuc.r_0x1007e0 = ramfuc_stride(0x1007e0, 4, ram->base.part_mask);
975 ram->fuc.r_0x100da0 = ramfuc_stride(0x100da0, 4, ram->base.part_mask);
976 ram->fuc.r_0x10f804 = ramfuc_reg(0x10f804);
977 ram->fuc.r_0x1110e0 = ramfuc_stride(0x1110e0, 4, ram->base.part_mask);
978 ram->fuc.r_0x111100 = ramfuc_reg(0x111100);
979 ram->fuc.r_0x111104 = ramfuc_reg(0x111104);
980 ram->fuc.r_0x1111e0 = ramfuc_reg(0x1111e0);
981 ram->fuc.r_0x111400 = ramfuc_reg(0x111400);
982 ram->fuc.r_0x611200 = ramfuc_reg(0x611200);
984 if (ram->base.ranks > 1) {
985 ram->fuc.r_mr[0] = ramfuc_reg2(0x1002c0, 0x1002c8);
986 ram->fuc.r_mr[1] = ramfuc_reg2(0x1002c4, 0x1002cc);
987 ram->fuc.r_mr[2] = ramfuc_reg2(0x1002e0, 0x1002e8);
988 ram->fuc.r_mr[3] = ramfuc_reg2(0x1002e4, 0x1002ec);
990 ram->fuc.r_mr[0] = ramfuc_reg(0x1002c0);
991 ram->fuc.r_mr[1] = ramfuc_reg(0x1002c4);
992 ram->fuc.r_mr[2] = ramfuc_reg(0x1002e0);
993 ram->fuc.r_mr[3] = ramfuc_reg(0x1002e4);
996 ret = gpio->find(gpio, 0, 0x2e, DCB_GPIO_UNUSED, &func);
998 nv50_gpio_location(func.line, ®, &shift);
999 ram->fuc.r_gpioFBVREF = ramfuc_reg(reg);
1006 gt215_ram_oclass = {
1007 .ofuncs = &(struct nvkm_ofuncs) {
1008 .ctor = gt215_ram_ctor,
1009 .dtor = _nvkm_ram_dtor,
1010 .init = gt215_ram_init,
1011 .fini = gt215_ram_fini,