2 * Copyright 2005-2006 Erik Waling
3 * Copyright 2006 Stephane Marchesin
5 * Permission is hereby granted, free of charge, to any person obtaining a
6 * copy of this software and associated documentation files (the "Software"),
7 * to deal in the Software without restriction, including without limitation
8 * the rights to use, copy, modify, merge, publish, distribute, sublicense,
9 * and/or sell copies of the Software, and to permit persons to whom the
10 * Software is furnished to do so, subject to the following conditions:
12 * The above copyright notice and this permission notice shall be included in
13 * all copies or substantial portions of the Software.
15 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
16 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
17 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
18 * THE AUTHORS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
19 * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
20 * OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
24 #include "nv_include.h"
28 /* FIXME: put these somewhere */
29 #define CRTC_INDEX_COLOR (VGA_IOBASE_COLOR + VGA_CRTC_INDEX_OFFSET)
30 #define NV_VGA_CRTCX_OWNER_HEADA 0x0
31 #define NV_VGA_CRTCX_OWNER_HEADB 0x3
32 #define NV_PBUS_PCI_NV_19 0x0000184C
33 #define NV_PBUS_PCI_NV_20 0x00001850
34 #define NV_PBUS_PCI_NV_20_ROM_SHADOW_DISABLED 0x00000000
35 #define NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED 0x00000001
36 #define NV_PEXTDEV_BOOT_0 0x00101000
37 /* undef, as we want the +0x00100000 version */
39 #define NV_PFB_CFG0 0x00100200
40 #define NV_PFB_REFCTRL 0x00100210
41 #define NV_PFB_REFCTRL_VALID_1 0x80000000
42 #define NV_PRAMIN_ROM_OFFSET 0x00700000
50 static int crtchead = 0;
52 /* this will need remembering across a suspend */
53 static uint32_t saved_nv_pfb_cfg0;
60 static uint16_t le16_to_cpu(const uint16_t x)
62 #if X_BYTE_ORDER == X_BIG_ENDIAN
69 static uint32_t le32_to_cpu(const uint32_t x)
71 #if X_BYTE_ORDER == X_BIG_ENDIAN
78 static Bool nv_cksum(const uint8_t *data, unsigned int length)
80 /* there's a few checksums in the BIOS, so here's a generic checking function */
84 for (i = 0; i < length; i++)
93 static int NVValidVBIOS(ScrnInfoPtr pScrn, const uint8_t *data)
95 /* check for BIOS signature */
96 if (!(data[0] == 0x55 && data[1] == 0xAA)) {
97 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
98 "... BIOS signature not found\n");
102 if (nv_cksum(data, data[2] * 512)) {
103 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
104 "... BIOS checksum invalid\n");
105 /* probably ought to set a do_not_execute flag for table parsing here,
106 * assuming most BIOSen are valid */
109 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "... appears to be valid\n");
114 static void NVShadowVBIOS_PROM(ScrnInfoPtr pScrn, uint8_t *data)
116 NVPtr pNv = NVPTR(pScrn);
119 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
120 "Attempting to locate BIOS image in PROM\n");
122 /* enable ROM access */
123 nvWriteMC(pNv, NV_PBUS_PCI_NV_20, NV_PBUS_PCI_NV_20_ROM_SHADOW_DISABLED);
124 for (i = 0; i < NV_PROM_SIZE; i++) {
125 /* according to nvclock, we need that to work around a 6600GT/6800LE bug */
126 data[i] = pNv->PROM[i];
127 data[i] = pNv->PROM[i];
128 data[i] = pNv->PROM[i];
129 data[i] = pNv->PROM[i];
130 data[i] = pNv->PROM[i];
132 /* disable ROM access */
133 nvWriteMC(pNv, NV_PBUS_PCI_NV_20, NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED);
136 static void NVShadowVBIOS_PRAMIN(ScrnInfoPtr pScrn, uint32_t *data)
138 NVPtr pNv = NVPTR(pScrn);
139 const uint32_t *pramin = (uint32_t *)&pNv->REGS[NV_PRAMIN_ROM_OFFSET/4];
140 uint32_t old_bar0_pramin = 0;
142 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
143 "Attempting to locate BIOS image in PRAMIN\n");
145 if (pNv->Architecture >= NV_ARCH_50) {
148 vbios_vram = (pNv->REGS[0x619f04/4] & ~0xff) << 8;
150 vbios_vram = pNv->REGS[0x1700/4] << 16;
151 vbios_vram += 0xf0000;
154 old_bar0_pramin = pNv->REGS[0x1700/4];
155 pNv->REGS[0x1700/4] = vbios_vram >> 16;
158 memcpy(data, pramin, NV_PROM_SIZE);
160 if (pNv->Architecture >= NV_ARCH_50) {
161 pNv->REGS[0x1700/4] = old_bar0_pramin;
165 static Bool NVShadowVBIOS(ScrnInfoPtr pScrn, uint8_t *data)
167 NVShadowVBIOS_PROM(pScrn, data);
168 if (NVValidVBIOS(pScrn, data) == 2)
171 NVShadowVBIOS_PRAMIN(pScrn, (uint32_t *)data);
172 if (NVValidVBIOS(pScrn, data))
183 int length_multiplier;
184 Bool (*handler)(ScrnInfoPtr pScrn, bios_t *, uint16_t, init_exec_t *);
193 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec);
195 #define MACRO_INDEX_SIZE 2
197 #define CONDITION_SIZE 12
198 #define IO_FLAG_CONDITION_SIZE 9
206 static int nv_valid_reg(uint32_t reg)
208 #define WITHIN(x,y,z) ((x>=y)&&(x<y+z))
209 if (WITHIN(reg,NV_PRAMIN_OFFSET,NV_PRAMIN_SIZE))
211 if (WITHIN(reg,NV_PCRTC0_OFFSET,NV_PCRTC0_SIZE))
213 if (WITHIN(reg,NV_PRAMDAC0_OFFSET,NV_PRAMDAC0_SIZE))
215 if (WITHIN(reg,NV_PFB_OFFSET,NV_PFB_SIZE))
217 if (WITHIN(reg,NV_PFIFO_OFFSET,NV_PFIFO_SIZE))
219 if (WITHIN(reg,NV_PGRAPH_OFFSET,NV_PGRAPH_SIZE))
221 if (WITHIN(reg,NV_PEXTDEV_OFFSET,NV_PEXTDEV_SIZE))
223 if (WITHIN(reg,NV_PTIMER_OFFSET,NV_PTIMER_SIZE))
225 if (WITHIN(reg,NV_PVIDEO_OFFSET,NV_PVIDEO_SIZE))
227 if (WITHIN(reg,NV_PMC_OFFSET,NV_PMC_SIZE))
229 if (WITHIN(reg,NV_FIFO_OFFSET,NV_FIFO_SIZE))
231 if (WITHIN(reg,NV_PCIO0_OFFSET,NV_PCIO0_SIZE))
233 if (WITHIN(reg,NV_PDIO0_OFFSET,NV_PDIO0_SIZE))
235 if (WITHIN(reg,NV_PVIO_OFFSET,NV_PVIO_SIZE))
237 if (WITHIN(reg,NV_PROM_OFFSET,NV_PROM_SIZE))
239 if (WITHIN(reg,NV_PRAMIN_ROM_OFFSET,NV_PROM_SIZE))
242 if (WITHIN(reg,0x88000,0x1000))
248 static uint32_t nv32_rd(ScrnInfoPtr pScrn, uint32_t reg)
250 NVPtr pNv = NVPTR(pScrn);
253 if (!nv_valid_reg(reg)) {
254 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
255 "========= unknown reg 0x%08X ==========\n", reg);
258 data = pNv->REGS[reg/4];
260 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
261 " Read: Reg: 0x%08X, Data: 0x%08X\n", reg, data);
266 static int nv32_wr(ScrnInfoPtr pScrn, uint32_t reg, uint32_t data)
268 NVPtr pNv = NVPTR(pScrn);
270 uint8_t saved1 = 0, saved2 = 0;
271 volatile uint8_t *crtcptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
276 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
277 " Write: Reg: 0x%08X, Data: 0x%08X\n", reg, data);
278 if (!nv_valid_reg(reg)) {
279 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
280 "========= unknown reg 0x%08X ==========\n", reg);
284 if (pNv->VBIOS.execute) {
287 if ((reg & 0xffc) == 0x3c0) {
289 saved1 = VGA_RD08(crtcptr, VGA_MISC_OUT_R);
290 saved2 = VGA_RD08(crtcptr, VGA_ENABLE);
292 if ((reg & 0xffc) == 0x3cc) {
294 saved1 = VGA_RD08(crtcptr, VGA_GRAPH_INDEX);
295 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, 0x06);
296 saved2 = VGA_RD08(crtcptr, VGA_GRAPH_DATA);
299 pNv->REGS[reg/4] = data;
301 if (specialcase == 1) {
302 VGA_WR08(crtcptr, VGA_ENABLE, saved2);
303 VGA_WR08(crtcptr, VGA_MISC_OUT_W, saved1);
305 if (specialcase == 2) {
306 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, 0x06);
307 VGA_WR08(crtcptr, VGA_GRAPH_DATA, saved2);
308 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, saved1);
315 static uint8_t nv_idx_port_rd(ScrnInfoPtr pScrn, uint16_t port, uint8_t index)
317 NVPtr pNv = NVPTR(pScrn);
318 volatile uint8_t *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
321 VGA_WR08(ptr, port, index);
322 data = VGA_RD08(ptr, port + 1);
325 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
326 " Indexed read: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
327 port, index, crtchead, data);
332 static void nv_idx_port_wr(ScrnInfoPtr pScrn, uint16_t port, uint8_t index, uint8_t data)
334 NVPtr pNv = NVPTR(pScrn);
335 volatile uint8_t *ptr;
337 /* The current head is maintained in a file scope variable crtchead.
338 * We trap changes to CRTCX_OWNER and update the head variable
339 * and hence the register set written.
340 * As CRTCX_OWNER only exists on CRTC0, we update crtchead to head0
341 * in advance of the write, and to head1 after the write
343 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data != NV_VGA_CRTCX_OWNER_HEADB)
345 ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
348 nv_idx_port_rd(pScrn, port, index);
350 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
351 " Indexed write: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
352 port, index, crtchead, data);
354 if (pNv->VBIOS.execute) {
356 VGA_WR08(ptr, port, index);
357 VGA_WR08(ptr, port + 1, data);
360 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data == NV_VGA_CRTCX_OWNER_HEADB)
364 #define ACCESS_UNLOCK 0
365 #define ACCESS_LOCK 1
366 static void crtc_access(ScrnInfoPtr pScrn, Bool lock)
368 int savedhead = crtchead;
371 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER, NV_VGA_CRTCX_OWNER_HEADA);
372 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_LOCK, lock ? 0x99 : 0x57);
373 cr11 = nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_VSYNCE);
374 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_VSYNCE, lock ? cr11 | 0x80 : cr11 & ~0x80);
376 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER, NV_VGA_CRTCX_OWNER_HEADB);
377 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_LOCK, lock ? 0x99 : 0x57);
378 cr11 = nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_VSYNCE);
379 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_VSYNCE, lock ? cr11 | 0x80 : cr11 & ~0x80);
381 crtchead = savedhead;
384 static Bool io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, uint8_t cond)
386 /* The IO flag condition entry has 2 bytes for the CRTC port; 1 byte
387 * for the CRTC index; 1 byte for the mask to apply to the value
388 * retrieved from the CRTC; 1 byte for the shift right to apply to the
389 * masked CRTC value; 2 bytes for the offset to the flag array, to
390 * which the shifted value is added; 1 byte for the mask applied to the
391 * value read from the flag array; and 1 byte for the value to compare
392 * against the masked byte from the flag table.
395 uint16_t condptr = bios->io_flag_condition_tbl_ptr + cond * IO_FLAG_CONDITION_SIZE;
396 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[condptr])));
397 uint8_t crtcindex = bios->data[condptr + 2];
398 uint8_t mask = bios->data[condptr + 3];
399 uint8_t shift = bios->data[condptr + 4];
400 uint16_t flagarray = le16_to_cpu(*((uint16_t *)(&bios->data[condptr + 5])));
401 uint8_t flagarraymask = bios->data[condptr + 7];
402 uint8_t cmpval = bios->data[condptr + 8];
406 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
407 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, FlagArray: 0x%04X, FAMask: 0x%02X, Cmpval: 0x%02X\n",
408 offset, crtcport, crtcindex, mask, shift, flagarray, flagarraymask, cmpval);
410 data = nv_idx_port_rd(pScrn, crtcport, crtcindex);
412 data = bios->data[flagarray + ((data & mask) >> shift)];
413 data &= flagarraymask;
416 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
417 "0x%04X: Checking if 0x%02X equals 0x%02X\n",
418 offset, data, cmpval);
426 uint32_t getMNP_single(ScrnInfoPtr pScrn, uint32_t clk, int *bestNM, int *bestlog2P)
428 /* Find M, N and P for a single stage PLL
430 * Note that some bioses (NV3x) have lookup tables of precomputed MNP
431 * values, but we're too lazy to use those atm
433 * "clk" parameter in kHz
434 * returns calculated clock
437 bios_t *bios = &NVPTR(pScrn)->VBIOS;
439 int maxlog2P, log2P, P;
441 uint32_t minvco = bios->fminvco;
442 uint32_t maxvco = bios->fmaxvco;
445 unsigned int bestdelta = UINT_MAX;
446 uint32_t bestclk = 0;
448 unsigned int crystal_strap_mask = 1 << 6;
449 /* open coded pNv->twoHeads test */
450 if (bios->chip_version > 0x10 && bios->chip_version != 0x15 &&
451 bios->chip_version != 0x1a && bios->chip_version != 0x20)
452 crystal_strap_mask |= 1 << 22;
453 switch (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) & crystal_strap_mask) {
463 case (1 << 22 | 1 << 6):
469 /* this division verified for nv20, nv28 (Haiku), nv34 -- nv17 is guessed */
470 /* possibly correlated with introduction of 27MHz crystal */
471 if (bios->chip_version <= 0x16 || bios->chip_version == 0x20) {
487 if ((clk << maxlog2P) < minvco) {
488 minvco = clk << maxlog2P;
491 if (clk + clk/200 > maxvco) /* +0.5% */
492 maxvco = clk + clk/200;
494 /* NV34 goes maxlog2P->0, NV20 goes 0->maxlog2P */
495 for (log2P = 0; log2P <= maxlog2P; log2P++) {
503 /* nv_hw.c in nv driver uses 7 and 8 for minM */
504 for (M = 1; M <= maxM; M++) {
505 /* add crystal/2 to round better */
506 N = (clkP * M + crystal/2) / crystal;
507 if (N > 256) /* we lost */
510 /* more rounding additions */
511 calcclk = ((N * crystal + P/2) / P + M/2) / M;
512 delta = abs(calcclk - clk);
513 /* we do an exhaustive search rather than terminating
514 * on an optimality condition...
516 if (delta < bestdelta) {
519 *bestNM = N << 8 | M;
521 if (delta == 0) /* except this one */
532 uint32_t getMNP_double(ScrnInfoPtr pScrn, struct pll_lims *pll_lim, uint32_t clk, int *bestNM1, int *bestNM2, int *bestlog2P)
534 /* Find M, N and P for a two stage PLL
536 * Note that some bioses (NV30+) have lookup tables of precomputed MNP
537 * values, but we're too lazy to use those atm
539 * "clk" parameter in kHz
540 * returns calculated clock
544 uint32_t minvco1 = pll_lim->vco1.minfreq, maxvco1 = pll_lim->vco1.maxfreq;
545 uint32_t minvco2 = pll_lim->vco2.minfreq, maxvco2 = pll_lim->vco2.maxfreq, vco2;
546 int maxM1 = 13, M1, N1;
547 int maxM2 = 4, M2, N2;
548 uint32_t minU1 = pll_lim->vco1.min_inputfreq, minU2 = pll_lim->vco2.min_inputfreq;
551 int calcclk1, calcclk2, calcclkout, delta;
552 unsigned int bestdelta = UINT_MAX;
553 uint32_t bestclk = 0;
556 *bestNM1 = 0xff << 8 | 13;
557 *bestNM2 = 0xff << 8 | 5;
560 switch (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) & (1 << 22 | 1 << 6)) {
568 case (1 << 22 | 1 << 6):
573 if (maxvco2 < clk + clk/200) /* +0.5% */
574 maxvco2 = clk + clk/200;
575 vco2 = (maxvco2 - maxvco2/200) / 2;
577 for (log2P = 0; log2P < 6 && clk <= (vco2 >> log2P); log2P++) /* log2P is maximum of 6 */
581 for (M1 = 1; M1 <= maxM1; M1++) {
582 if (crystal/M1 < minU1)
585 for (N1 = 1; N1 <= 0xff; N1++) {
586 calcclk1 = crystal * N1 / M1;
587 if (calcclk1 < minvco1)
589 if (calcclk1 > maxvco1)
592 for (M2 = 1; M2 <= maxM2; M2++) {
593 if (calcclk1/M2 < minU2)
596 /* add calcclk1/2 to round better */
597 N2 = (clkP * M2 + calcclk1/2) / calcclk1;
598 /* this N2 > maxM2 test is a bit weird, but it's correct for nv31 */
599 if (N2 < 4 || N2 > 0x46 || N2 > maxM2)
601 if (N2/M2 < 4 || N2/M2 > 10)
604 calcclk2 = calcclk1 * N2 / M2;
605 if (calcclk2 < minvco2 || calcclk2 > maxvco2)
608 calcclkout = calcclk2 >> log2P;
609 delta = abs(calcclkout - clk);
610 /* we do an exhaustive search rather than terminating
611 * on an optimality condition...
613 if (delta < bestdelta) {
615 bestclk = calcclkout;
616 *bestNM1 = N1 << 8 | M1;
617 *bestNM2 = N2 << 8 | M2;
619 if (delta == 0) /* except this one */
629 static void setPLL_single(ScrnInfoPtr pScrn, uint32_t reg, int NM, int log2P)
633 pll = nv32_rd(pScrn, reg);
634 if (pll == (log2P << 16 | NM))
635 return; /* already set */
638 //this stuff is present on my nv34 and something similar on the nv31
639 //it is not on nv20, and I don't know how useful or necessary it is
641 uint32_t saved_1584, shift_1584;
642 Bool frob1584 = FALSE;
663 saved_1584 = nv32_rd(pScrn, 0x00001584);
664 nv32_wr(pScrn, 0x00001584, (saved_1584 & ~(0xf << shift_1584)) | 1 << shift_1584);
669 pll = (pll & 0xffff0000) | NM;
670 nv32_wr(pScrn, reg, pll);
676 /* then write P as well */
677 nv32_wr(pScrn, reg, (pll & 0xfff8ffff) | log2P << 16);
681 nv32_wr(pScrn, 0x00001584, saved_1584);
685 static void setPLL_double(ScrnInfoPtr pScrn, uint32_t reg1, int NM1, int NM2, int log2P)
687 uint32_t reg2, pll1, pll2;
690 if (reg2 == 0x680590)
691 reg2 = NV_RAMDAC_VPLL2_B;
693 pll1 = nv32_rd(pScrn, reg1);
694 pll2 = nv32_rd(pScrn, reg2);
695 if (pll1 == (log2P << 16 | NM1) && pll2 == (1 << 31 | NM2))
696 return; /* already set */
699 //this stuff is present on my nv31
700 //I don't know how useful or necessary it is
702 uint32_t saved_1584, shift_1584;
703 Bool frob1584 = FALSE;
716 saved_1584 = nv32_rd(pScrn, 0x00001584);
717 nv32_wr(pScrn, 0x00001584, (saved_1584 & ~(0xf << shift_1584)) | 1 << shift_1584);
721 nv32_wr(pScrn, reg2, (pll2 & 0x7fff0000) | NM2);
722 nv32_wr(pScrn, reg1, (pll1 & 0xfff80000) | log2P << 16 | NM1);
726 nv32_wr(pScrn, 0x00001584, saved_1584);
730 Bool get_pll_limits(ScrnInfoPtr pScrn, enum pll_types plltype, struct pll_lims *pll_lim);
732 static void setPLL(ScrnInfoPtr pScrn, bios_t *bios, uint32_t reg, uint32_t clk)
737 // FIXME: both getMNP versions will need some alterations for nv40 type stuff
738 if (bios->chip_version >= 0x40 || bios->chip_version == 0x31 || bios->chip_version == 0x36) {
739 struct pll_lims pll_lim;
740 // for NV40, pll_type will need setting
741 get_pll_limits(pScrn, 0, &pll_lim);
742 getMNP_double(pScrn, &pll_lim, clk, &NM1, &NM2, &log2P);
743 setPLL_double(pScrn, reg, NM1, NM2, log2P);
745 getMNP_single(pScrn, clk, &NM1, &log2P);
746 setPLL_single(pScrn, reg, NM1, log2P);
750 static Bool init_prog(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
752 /* INIT_PROG opcode: 0x31
754 * offset (8 bit): opcode
755 * offset + 1 (32 bit): reg
756 * offset + 5 (32 bit): and mask
757 * offset + 9 (8 bit): shift right
758 * offset + 10 (8 bit): number of configurations
759 * offset + 11 (32 bit): register
760 * offset + 15 (32 bit): configuration 1
763 * Starting at offset + 15 there are "number of configurations"
764 * 32 bit values. To find out which configuration value to use
765 * read "CRTC reg" on the CRTC controller with index "CRTC index"
766 * and bitwise AND this value with "and mask" and then bit shift the
767 * result "shift right" bits to the right.
768 * Assign "register" with appropriate configuration value.
771 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
772 CARD32 and = *((CARD32 *) (&bios->data[offset + 5]));
773 CARD8 shiftr = *((CARD8 *) (&bios->data[offset + 9]));
774 CARD8 nr = *((CARD8 *) (&bios->data[offset + 10]));
775 CARD32 reg2 = *((CARD32 *) (&bios->data[offset + 11]));
777 CARD32 configval, tmp;
779 if (iexec->execute) {
780 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%04X\n", offset,
783 tmp = nv32_rd(pScrn, reg);
784 configuration = (tmp & and) >> shiftr;
786 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONFIGURATION TO USE: 0x%02X\n",
787 offset, configuration);
789 if (configuration <= nr) {
792 *((CARD32 *) (&bios->data[offset + 15 + configuration * 4]));
794 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%08X, VALUE: 0x%08X\n", offset,
797 tmp = nv32_rd(pScrn, reg2);
798 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n",
800 nv32_wr(pScrn, reg2, configval);
806 static Bool init_io_restrict_prog(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
808 /* INIT_IO_RESTRICT_PROG opcode: 0x32 ('2')
810 * offset (8 bit): opcode
811 * offset + 1 (16 bit): CRTC port
812 * offset + 3 (8 bit): CRTC index
813 * offset + 4 (8 bit): mask
814 * offset + 5 (8 bit): shift
815 * offset + 6 (8 bit): count
816 * offset + 7 (32 bit): register
817 * offset + 11 (32 bit): configuration 1
820 * Starting at offset + 11 there are "count" 32 bit values.
821 * To find out which value to use read index "CRTC index" on "CRTC port",
822 * AND this value with "mask" and then bit shift right "shift" bits.
823 * Read the appropriate value using this index and write to "register"
826 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
827 uint8_t crtcindex = bios->data[offset + 3];
828 uint8_t mask = bios->data[offset + 4];
829 uint8_t shift = bios->data[offset + 5];
830 uint8_t count = bios->data[offset + 6];
831 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
839 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
840 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
841 offset, crtcport, crtcindex, mask, shift, count, reg);
843 config = (nv_idx_port_rd(pScrn, crtcport, crtcindex) & mask) >> shift;
844 if (config > count) {
845 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
846 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
847 offset, config, count);
851 configval = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
854 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
855 "0x%04X: Writing config %02X\n", offset, config);
857 nv32_wr(pScrn, reg, configval);
862 static Bool init_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
864 /* INIT_REPEAT opcode: 0x33 ('3')
866 * offset (8 bit): opcode
867 * offset + 1 (8 bit): count
869 * Execute script following this opcode up to INIT_REPEAT_END
873 uint8_t count = bios->data[offset + 1];
876 /* no iexec->execute check by design */
878 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
879 "0x%04X: REPEATING FOLLOWING SEGMENT %d TIMES\n",
882 iexec->repeat = TRUE;
884 /* count - 1, as the script block will execute once when we leave this
885 * opcode -- this is compatible with bios behaviour as:
886 * a) the block is always executed at least once, even if count == 0
887 * b) the bios interpreter skips to the op following INIT_END_REPEAT,
890 for (i = 0; i < count - 1; i++)
891 parse_init_table(pScrn, bios, offset + 2, iexec);
893 iexec->repeat = FALSE;
898 static Bool init_io_restrict_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
900 /* INIT_IO_RESTRICT_PLL opcode: 0x34 ('4')
902 * offset (8 bit): opcode
903 * offset + 1 (16 bit): CRTC port
904 * offset + 3 (8 bit): CRTC index
905 * offset + 4 (8 bit): mask
906 * offset + 5 (8 bit): shift
907 * offset + 6 (8 bit): IO flag condition index
908 * offset + 7 (8 bit): count
909 * offset + 8 (32 bit): register
910 * offset + 12 (16 bit): frequency 1
913 * Starting at offset + 12 there are "count" 16 bit frequencies (10kHz).
914 * Set PLL register "register" to coefficients for frequency n,
915 * selected by reading index "CRTC index" of "CRTC port" ANDed with
916 * "mask" and shifted right by "shift". If "IO flag condition index" > 0,
917 * and condition met, double frequency before setting it.
920 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
921 uint8_t crtcindex = bios->data[offset + 3];
922 uint8_t mask = bios->data[offset + 4];
923 uint8_t shift = bios->data[offset + 5];
924 int8_t io_flag_condition_idx = bios->data[offset + 6];
925 uint8_t count = bios->data[offset + 7];
926 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 8])));
934 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
935 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, IO Flag Condition: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
936 offset, crtcport, crtcindex, mask, shift, io_flag_condition_idx, count, reg);
938 config = (nv_idx_port_rd(pScrn, crtcport, crtcindex) & mask) >> shift;
939 if (config > count) {
940 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
941 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
942 offset, config, count);
946 freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 12 + config * 2])));
948 if (io_flag_condition_idx > 0) {
949 if (io_flag_condition(pScrn, bios, offset, io_flag_condition_idx)) {
950 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
951 "0x%04X: CONDITION FULFILLED - FREQ DOUBLED\n", offset);
954 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
955 "0x%04X: CONDITION IS NOT FULFILLED. FREQ UNCHANGED\n", offset);
959 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
960 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %d0kHz\n",
961 offset, reg, config, freq);
963 setPLL(pScrn, bios, reg, freq * 10);
968 static Bool init_end_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
970 /* INIT_END_REPEAT opcode: 0x36 ('6')
972 * offset (8 bit): opcode
974 * Marks the end of the block for INIT_REPEAT to repeat
977 /* no iexec->execute check by design */
979 /* iexec->repeat flag necessary to go past INIT_END_REPEAT opcode when
980 * we're not in repeat mode
988 static Bool init_copy(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
990 /* INIT_COPY opcode: 0x37 ('7')
992 * offset (8 bit): opcode
993 * offset + 1 (32 bit): register
994 * offset + 5 (8 bit): shift
995 * offset + 6 (8 bit): srcmask
996 * offset + 7 (16 bit): CRTC port
997 * offset + 9 (8 bit): CRTC index
998 * offset + 10 (8 bit): mask
1000 * Read index "CRTC index" on "CRTC port", AND with "mask", OR with
1001 * (REGVAL("register") >> "shift" & "srcmask") and write-back to CRTC port
1004 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1005 uint8_t shift = bios->data[offset + 5];
1006 uint8_t srcmask = bios->data[offset + 6];
1007 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 7])));
1008 uint8_t crtcindex = bios->data[offset + 9];
1009 uint8_t mask = bios->data[offset + 10];
1013 if (!iexec->execute)
1016 if (DEBUGLEVEL >= 6)
1017 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1018 "0x%04X: Reg: 0x%08X, Shift: 0x%02X, SrcMask: 0x%02X, Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X\n",
1019 offset, reg, shift, srcmask, crtcport, crtcindex, mask);
1021 data = nv32_rd(pScrn, reg);
1026 data <<= (0x100 - shift);
1030 crtcdata = (nv_idx_port_rd(pScrn, crtcport, crtcindex) & mask) | (uint8_t)data;
1031 nv_idx_port_wr(pScrn, crtcport, crtcindex, crtcdata);
1036 static Bool init_not(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1038 /* INIT_NOT opcode: 0x38 ('8')
1040 * offset (8 bit): opcode
1042 * Invert the current execute / no-execute condition (i.e. "else")
1045 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1046 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1048 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1049 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", offset);
1051 iexec->execute = !iexec->execute;
1055 static Bool init_io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1057 /* INIT_IO_FLAG_CONDITION opcode: 0x39 ('9')
1059 * offset (8 bit): opcode
1060 * offset + 1 (8 bit): condition number
1062 * Check condition "condition number" in the IO flag condition table.
1063 * If condition not met skip subsequent opcodes until condition
1064 * is inverted (INIT_NOT), or we hit INIT_RESUME
1067 uint8_t cond = bios->data[offset + 1];
1069 if (!iexec->execute)
1072 if (io_flag_condition(pScrn, bios, offset, cond))
1073 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1074 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
1076 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1077 "0x%04X: CONDITION IS NOT FULFILLED\n", offset);
1078 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1079 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1080 iexec->execute = FALSE;
1086 Bool init_idx_addr_latched(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1088 /* INIT_INDEX_ADDRESS_LATCHED opcode: 0x49 ('I')
1090 * offset (8 bit): opcode
1091 * offset + 1 (32 bit): control register
1092 * offset + 5 (32 bit): data register
1093 * offset + 9 (32 bit): mask
1094 * offset + 13 (32 bit): data
1095 * offset + 17 (8 bit): count
1096 * offset + 18 (8 bit): address 1
1097 * offset + 19 (8 bit): data 1
1100 * For each of "count" address and data pairs, write "data n" to "data register",
1101 * read the current value of "control register", and write it back once ANDed
1102 * with "mask", ORed with "data", and ORed with "address n"
1105 uint32_t controlreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1106 uint32_t datareg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1107 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1108 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 13])));
1109 uint8_t count = bios->data[offset + 17];
1113 if (!iexec->execute)
1116 if (DEBUGLEVEL >= 6)
1117 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1118 "0x%04X: ControlReg: 0x%08X, DataReg: 0x%08X, Mask: 0x%08X, Data: 0x%08X, Count: 0x%02X\n",
1119 offset, controlreg, datareg, mask, data, count);
1121 for (i = 0; i < count; i++) {
1122 uint8_t instaddress = bios->data[offset + 18 + i * 2];
1123 uint8_t instdata = bios->data[offset + 19 + i * 2];
1125 if (DEBUGLEVEL >= 6)
1126 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1127 "0x%04X: Address: 0x%02X, Data: 0x%02X\n", offset, instaddress, instdata);
1129 nv32_wr(pScrn, datareg, instdata);
1130 value = (nv32_rd(pScrn, controlreg) & mask) | data | instaddress;
1131 nv32_wr(pScrn, controlreg, value);
1137 static Bool init_io_restrict_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1139 /* INIT_IO_RESTRICT_PLL2 opcode: 0x4A ('J')
1141 * offset (8 bit): opcode
1142 * offset + 1 (16 bit): CRTC port
1143 * offset + 3 (8 bit): CRTC index
1144 * offset + 4 (8 bit): mask
1145 * offset + 5 (8 bit): shift
1146 * offset + 6 (8 bit): count
1147 * offset + 7 (32 bit): register
1148 * offset + 11 (32 bit): frequency 1
1151 * Starting at offset + 11 there are "count" 32 bit frequencies (kHz).
1152 * Set PLL register "register" to coefficients for frequency n,
1153 * selected by reading index "CRTC index" of "CRTC port" ANDed with
1154 * "mask" and shifted right by "shift".
1157 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1158 uint8_t crtcindex = bios->data[offset + 3];
1159 uint8_t mask = bios->data[offset + 4];
1160 uint8_t shift = bios->data[offset + 5];
1161 uint8_t count = bios->data[offset + 6];
1162 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
1166 if (!iexec->execute)
1169 if (DEBUGLEVEL >= 6)
1170 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1171 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
1172 offset, crtcport, crtcindex, mask, shift, count, reg);
1177 config = (nv_idx_port_rd(pScrn, crtcport, crtcindex) & mask) >> shift;
1178 if (config > count) {
1179 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1180 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
1181 offset, config, count);
1185 freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
1187 if (DEBUGLEVEL >= 6)
1188 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1189 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %dkHz\n",
1190 offset, reg, config, freq);
1192 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1197 static Bool init_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1199 /* INIT_PLL2 opcode: 0x4B ('K')
1201 * offset (8 bit): opcode
1202 * offset + 1 (32 bit): register
1203 * offset + 5 (32 bit): freq
1205 * Set PLL register "register" to coefficients for frequency "freq"
1208 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1209 uint32_t freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1211 if (!iexec->execute)
1214 if (DEBUGLEVEL >= 6)
1215 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1216 "0x%04X: Reg: 0x%04X, Freq: %dkHz\n",
1219 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1224 static uint32_t get_tmds_index_reg(ScrnInfoPtr pScrn, uint8_t mlv)
1226 /* For mlv < 0x80, it is an index into a table of TMDS base addresses
1227 * For mlv == 0x80 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
1228 * to index a table of offsets to the basic 0x6808b0 address
1229 * For mlv == 0x81 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
1230 * to index a table of offsets to the basic 0x6808b0 address, and then flip the offset by 8
1233 NVPtr pNv = NVPTR(pScrn);
1234 int pramdac_offset[13] = {0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000};
1235 uint32_t pramdac_table[4] = {0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8};
1238 /* here we assume that the DCB table has already been parsed */
1241 /* This register needs to be written to set index for reading CR58 */
1242 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
1243 dcb_entry = nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, 0x58);
1244 if (dcb_entry > pNv->dcb_table.entries) {
1245 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1246 "CR58 doesn't have a valid DCB entry currently (%02X)\n", dcb_entry);
1249 dacoffset = pramdac_offset[pNv->dcb_table.entry[dcb_entry].or];
1252 return (0x6808b0 + dacoffset);
1254 if (mlv > (sizeof(pramdac_table) / sizeof(uint32_t))) {
1255 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1256 "Magic Lookup Value too big (%02X)\n", mlv);
1259 return pramdac_table[mlv];
1263 static Bool init_tmds(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1265 /* INIT_TMDS opcode: 0x4F ('O') (non-canon name)
1267 * offset (8 bit): opcode
1268 * offset + 1 (8 bit): magic lookup value
1269 * offset + 2 (8 bit): TMDS address
1270 * offset + 3 (8 bit): mask
1271 * offset + 4 (8 bit): data
1273 * Read the data reg for TMDS address "TMDS address", AND it with mask
1274 * and OR it with data, then write it back
1275 * "magic lookup value" determines which TMDS base address register is used --
1276 * see get_tmds_index_reg()
1279 uint8_t mlv = bios->data[offset + 1];
1280 uint32_t tmdsaddr = bios->data[offset + 2];
1281 uint8_t mask = bios->data[offset + 3];
1282 uint8_t data = bios->data[offset + 4];
1283 uint32_t reg, value;
1285 if (!iexec->execute)
1288 if (DEBUGLEVEL >= 6)
1289 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1290 "0x%04X: MagicLookupValue: 0x%02X, TMDSAddr: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
1291 offset, mlv, tmdsaddr, mask, data);
1293 reg = get_tmds_index_reg(pScrn, mlv);
1295 nv32_wr(pScrn, reg, tmdsaddr | 0x10000);
1296 value = (nv32_rd(pScrn, reg + 4) & mask) | data;
1297 nv32_wr(pScrn, reg + 4, value);
1298 nv32_wr(pScrn, reg, tmdsaddr);
1303 Bool init_zm_tmds_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1305 /* INIT_ZM_TMDS_GROUP opcode: 0x50 ('P') (non-canon name)
1307 * offset (8 bit): opcode
1308 * offset + 1 (8 bit): magic lookup value
1309 * offset + 2 (8 bit): count
1310 * offset + 3 (8 bit): addr 1
1311 * offset + 4 (8 bit): data 1
1314 * For each of "count" TMDS address and data pairs write "data n" to "addr n"
1315 * "magic lookup value" determines which TMDS base address register is used --
1316 * see get_tmds_index_reg()
1319 uint8_t mlv = bios->data[offset + 1];
1320 uint8_t count = bios->data[offset + 2];
1324 if (!iexec->execute)
1327 if (DEBUGLEVEL >= 6)
1328 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1329 "0x%04X: MagicLookupValue: 0x%02X, Count: 0x%02X\n",
1330 offset, mlv, count);
1332 reg = get_tmds_index_reg(pScrn, mlv);
1334 for (i = 0; i < count; i++) {
1335 uint8_t tmdsaddr = bios->data[offset + 3 + i * 2];
1336 uint8_t tmdsdata = bios->data[offset + 4 + i * 2];
1338 nv32_wr(pScrn, reg + 4, tmdsdata);
1339 nv32_wr(pScrn, reg, tmdsaddr);
1345 Bool init_cr_idx_adr_latch(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1347 /* INIT_CR_INDEX_ADDRESS_LATCHED opcode: 0x51 ('Q')
1349 * offset (8 bit): opcode
1350 * offset + 1 (8 bit): CRTC index1
1351 * offset + 2 (8 bit): CRTC index2
1352 * offset + 3 (8 bit): baseaddr
1353 * offset + 4 (8 bit): count
1354 * offset + 5 (8 bit): data 1
1357 * For each of "count" address and data pairs, write "baseaddr + n" to
1358 * "CRTC index1" and "data n" to "CRTC index2"
1359 * Once complete, restore initial value read from "CRTC index1"
1361 uint8_t crtcindex1 = bios->data[offset + 1];
1362 uint8_t crtcindex2 = bios->data[offset + 2];
1363 uint8_t baseaddr = bios->data[offset + 3];
1364 uint8_t count = bios->data[offset + 4];
1365 uint8_t oldaddr, data;
1368 if (!iexec->execute)
1371 if (DEBUGLEVEL >= 6)
1372 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1373 "0x%04X: Index1: 0x%02X, Index2: 0x%02X, BaseAddr: 0x%02X, Count: 0x%02X\n",
1374 offset, crtcindex1, crtcindex2, baseaddr, count);
1376 oldaddr = nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex1);
1378 for (i = 0; i < count; i++) {
1379 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, baseaddr + i);
1381 data = bios->data[offset + 5 + i];
1382 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex2, data);
1385 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, oldaddr);
1390 Bool init_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1392 /* INIT_CR opcode: 0x52 ('R')
1394 * offset (8 bit): opcode
1395 * offset + 1 (8 bit): CRTC index
1396 * offset + 2 (8 bit): mask
1397 * offset + 3 (8 bit): data
1399 * Assign the value of at "CRTC index" ANDed with mask and ORed with data
1400 * back to "CRTC index"
1403 uint8_t crtcindex = bios->data[offset + 1];
1404 uint8_t mask = bios->data[offset + 2];
1405 uint8_t data = bios->data[offset + 3];
1408 if (!iexec->execute)
1411 if (DEBUGLEVEL >= 6)
1412 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1413 "0x%04X: Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
1414 offset, crtcindex, mask, data);
1416 value = (nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex) & mask) | data;
1417 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, value);
1422 static Bool init_zm_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1424 /* INIT_ZM_CR opcode: 0x53 ('S')
1426 * offset (8 bit): opcode
1427 * offset + 1 (8 bit): CRTC index
1428 * offset + 2 (8 bit): value
1430 * Assign "value" to CRTC register with index "CRTC index".
1433 uint8_t crtcindex = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1434 uint8_t data = bios->data[offset + 2];
1436 if (!iexec->execute)
1439 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, data);
1444 static Bool init_zm_cr_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1446 /* INIT_ZM_CR_GROUP opcode: 0x54 ('T')
1448 * offset (8 bit): opcode
1449 * offset + 1 (8 bit): count
1450 * offset + 2 (8 bit): CRTC index 1
1451 * offset + 3 (8 bit): value 1
1454 * For "count", assign "value n" to CRTC register with index "CRTC index n".
1457 uint8_t count = bios->data[offset + 1];
1460 if (!iexec->execute)
1463 for (i = 0; i < count; i++)
1464 init_zm_cr(pScrn, bios, offset + 2 + 2 * i - 1, iexec);
1469 static Bool init_condition_time(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1471 /* INIT_CONDITION_TIME opcode: 0x56 ('V')
1473 * offset (8 bit): opcode
1474 * offset + 1 (8 bit): condition number
1476 * Check condition "condition number" in the condition table.
1477 * The condition table entry has 4 bytes for the address of the
1478 * register to check, 4 bytes for a mask and 4 for a test value.
1479 * If condition not met sleep for 2ms
1482 // this opcode makes no sense. it seems to do some competely useless things
1483 uint8_t cond = bios->data[offset + 1];
1484 // uint16_t b = bios->data[offset + 2]; // this needs printing
1485 uint16_t condptr = bios->condition_tbl_ptr + cond * CONDITION_SIZE;
1486 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[condptr])));
1487 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 4])));
1488 uint32_t cmpval = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 8])));
1491 if (!iexec->execute)
1494 if (DEBUGLEVEL >= 6)
1495 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1496 "0x%04X: Cond: 0x%02X, Reg: 0x%08X, Mask: 0x%08X, Cmpval: 0x%08X\n",
1497 offset, cond, reg, mask, cmpval);
1500 reg &= 0xfffffffc; // FIXME: this not in init_condition() - should it be?
1502 data = nv32_rd(pScrn, reg) & mask;
1504 if (DEBUGLEVEL >= 6)
1505 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1506 "0x%04X: Checking if 0x%08X equals 0x%08X\n",
1507 offset, data, cmpval);
1509 if (data != cmpval) {
1510 if (DEBUGLEVEL >= 6)
1511 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1512 "0x%04X: Condition not met, sleeping for 2ms\n", offset);
1516 if (DEBUGLEVEL >= 6)
1517 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1518 "0x%04X: Condition met, continuing\n", offset);
1523 static Bool init_zm_reg_sequence(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1525 /* INIT_ZM_REG_SEQUENCE opcode: 0x58 ('X')
1527 * offset (8 bit): opcode
1528 * offset + 1 (32 bit): base register
1529 * offset + 5 (8 bit): count
1530 * offset + 6 (32 bit): value 1
1533 * Starting at offset + 6 there are "count" 32 bit values.
1534 * For "count" iterations set "base register" + 4 * current_iteration
1535 * to "value current_iteration"
1538 uint32_t basereg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1539 uint32_t count = bios->data[offset + 5];
1542 if (!iexec->execute)
1545 if (DEBUGLEVEL >= 6)
1546 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1547 "0x%04X: BaseReg: 0x%08X, Count: 0x%02X\n",
1548 offset, basereg, count);
1550 for (i = 0; i < count; i++) {
1551 uint32_t reg = basereg + i * 4;
1552 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 6 + i * 4])));
1554 nv32_wr(pScrn, reg, data);
1560 static Bool init_indirect_reg(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1562 /* INIT_INDIRECT_REG opcode: 0x5A
1564 * offset (8 bit): opcode
1565 * offset + 1 (32 bit): register
1566 * offset + 5 (16 bit): adress offset (in bios)
1568 * Lookup value at offset data in the bios and write it to reg
1570 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
1571 CARD16 data = le16_to_cpu(*((CARD16 *) (&bios->data[offset + 5])));
1572 CARD32 data2 = bios->data[data];
1574 if (iexec->execute) {
1575 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1576 "0x%04X: REG: 0x%04X, DATA AT: 0x%04X, VALUE IS: 0x%08X\n",
1577 offset, reg, data, data2);
1579 if (DEBUGLEVEL >= 6) {
1581 tmpval = nv32_rd(pScrn, reg);
1582 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n", offset, tmpval);
1585 nv32_wr(pScrn, reg, data2);
1590 static Bool init_sub_direct(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1592 /* INIT_SUB_DIRECT opcode: 0x5B ('[')
1594 * offset (8 bit): opcode
1595 * offset + 1 (16 bit): subroutine offset (in bios)
1597 * Calls a subroutine that will execute commands until INIT_DONE
1601 uint16_t sub_offset = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1603 if (!iexec->execute)
1606 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: EXECUTING SUB-ROUTINE AT 0x%04X\n",
1607 offset, sub_offset);
1609 parse_init_table(pScrn, bios, sub_offset, iexec);
1611 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: END OF SUB-ROUTINE AT 0x%04X\n",
1612 offset, sub_offset);
1617 static Bool init_copy_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1619 /* INIT_COPY_NV_REG opcode: 0x5F ('_')
1621 * offset (8 bit): opcode
1622 * offset + 1 (32 bit): src reg
1623 * offset + 5 (8 bit): shift
1624 * offset + 6 (32 bit): src mask
1625 * offset + 10 (32 bit): xor
1626 * offset + 14 (32 bit): dst reg
1627 * offset + 18 (32 bit): dst mask
1629 * Shift REGVAL("src reg") right by (signed) "shift", AND result with
1630 * "src mask", then XOR with "xor". Write this OR'd with
1631 * (REGVAL("dst reg") AND'd with "dst mask") to "dst reg"
1634 uint32_t srcreg = *((uint32_t *)(&bios->data[offset + 1]));
1635 uint8_t shift = bios->data[offset + 5];
1636 uint32_t srcmask = *((uint32_t *)(&bios->data[offset + 6]));
1637 uint32_t xor = *((uint32_t *)(&bios->data[offset + 10]));
1638 uint32_t dstreg = *((uint32_t *)(&bios->data[offset + 14]));
1639 uint32_t dstmask = *((uint32_t *)(&bios->data[offset + 18]));
1640 uint32_t srcvalue, dstvalue;
1642 if (!iexec->execute)
1645 if (DEBUGLEVEL >= 6)
1646 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1647 "0x%04X: SrcReg: 0x%08X, Shift: 0x%02X, SrcMask: 0x%08X, Xor: 0x%08X, DstReg: 0x%08X, DstMask: 0x%08X\n",
1648 offset, srcreg, shift, srcmask, xor, dstreg, dstmask);
1650 srcvalue = nv32_rd(pScrn, srcreg);
1655 srcvalue <<= (0x100 - shift);
1657 srcvalue = (srcvalue & srcmask) ^ xor;
1659 dstvalue = nv32_rd(pScrn, dstreg) & dstmask;
1661 nv32_wr(pScrn, dstreg, dstvalue | srcvalue);
1666 static Bool init_zm_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1668 /* INIT_ZM_INDEX_IO opcode: 0x62 ('b')
1670 * offset (8 bit): opcode
1671 * offset + 1 (16 bit): CRTC port
1672 * offset + 3 (8 bit): CRTC index
1673 * offset + 4 (8 bit): data
1675 * Write "data" to index "CRTC index" of "CRTC port"
1677 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1678 uint8_t crtcindex = bios->data[offset + 3];
1679 uint8_t data = bios->data[offset + 4];
1681 if (!iexec->execute)
1684 nv_idx_port_wr(pScrn, crtcport, crtcindex, data);
1689 static Bool init_compute_mem(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1691 /* INIT_COMPUTE_MEM opcode: 0x63 ('c')
1693 * offset (8 bit): opcode
1695 * This opcode is meant to set NV_PFB_CFG0 (0x100200) appropriately so
1696 * that the hardware can correctly calculate how much VRAM it has
1697 * (and subsequently report that value in 0x10020C)
1699 * The implementation of this opcode in general consists of two parts:
1700 * 1) determination of the memory bus width
1701 * 2) determination of how many of the card's RAM pads have ICs attached
1703 * 1) is done by a cunning combination of writes to offsets 0x1c and
1704 * 0x3c in the framebuffer, and seeing whether the written values are
1705 * read back correctly. This then affects bits 4-7 of NV_PFB_CFG0
1707 * 2) is done by a cunning combination of writes to an offset slightly
1708 * less than the maximum memory reported by 0x10020C, then seeing if
1709 * the test pattern can be read back. This then affects bits 12-15 of
1712 * In this context a "cunning combination" may include multiple reads
1713 * and writes to varying locations, often alternating the test pattern
1714 * and 0, doubtless to make sure buffers are filled, residual charges
1715 * on tracks are removed etc.
1717 * Unfortunately, the "cunning combination"s mentioned above, and the
1718 * changes to the bits in NV_PFB_CFG0 differ with nearly every bios
1721 * Therefore, we cheat and assume the value of NV_PFB_CFG0 with which
1722 * we started was correct, and use that instead
1725 /* no iexec->execute check by design */
1727 /* on every card I've seen, this step gets done for us earlier in the init scripts
1728 uint8_t crdata = nv_idx_port_rd(pScrn, VGA_SEQ_INDEX, 0x01);
1729 nv_idx_port_wr(pScrn, VGA_SEQ_INDEX, 0x01, crdata | 0x20);
1732 /* this also has probably been done in the scripts, but an mmio trace of
1733 * s3 resume shows nvidia doing it anyway (unlike the VGA_SEQ_INDEX write)
1735 nv32_wr(pScrn, NV_PFB_REFCTRL, NV_PFB_REFCTRL_VALID_1);
1737 /* write back the saved configuration value */
1738 nv32_wr(pScrn, NV_PFB_CFG0, saved_nv_pfb_cfg0);
1743 static Bool init_reset(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1745 /* INIT_RESET opcode: 0x65 ('e')
1747 * offset (8 bit): opcode
1748 * offset + 1 (32 bit): register
1749 * offset + 5 (32 bit): value1
1750 * offset + 9 (32 bit): value2
1752 * Assign "value1" to "register", then assign "value2" to "register"
1755 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1756 uint32_t value1 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1757 uint32_t value2 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1758 uint32_t pci_nv_19, pci_nv_20;
1760 /* no iexec->execute check by design */
1762 pci_nv_19 = nv32_rd(pScrn, NV_PBUS_PCI_NV_19);
1763 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, 0);
1764 nv32_wr(pScrn, reg, value1);
1768 nv32_wr(pScrn, reg, value2);
1769 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, pci_nv_19);
1771 pci_nv_20 = nv32_rd(pScrn, NV_PBUS_PCI_NV_20);
1772 pci_nv_20 &= ~NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED; /* 0xfffffffe */
1773 nv32_wr(pScrn, NV_PBUS_PCI_NV_20, pci_nv_20);
1778 static Bool init_index_io8(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1780 /* INIT_INDEX_IO8 opcode: 0x69
1782 * offset (8 bit): opcode
1783 * offset + 1 (16 bit): CRTC reg
1784 * offset + 3 (8 bit): and mask
1785 * offset + 4 (8 bit): or with
1790 NVPtr pNv = NVPTR(pScrn);
1791 volatile CARD8 *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
1792 CARD16 reg = le16_to_cpu(*((CARD16 *)(&bios->data[offset + 1])));
1793 CARD8 and = *((CARD8 *)(&bios->data[offset + 3]));
1794 CARD8 or = *((CARD8 *)(&bios->data[offset + 4]));
1797 if (iexec->execute) {
1798 data = (VGA_RD08(ptr, reg) & and) | or;
1800 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1801 "0x%04X: CRTC REG: 0x%04X, VALUE: 0x%02X\n",
1803 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%02X\n", offset,
1804 VGA_RD08(ptr, reg));
1806 #ifdef PERFORM_WRITE
1807 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "init_index_io8 crtcreg 0x%X value 0x%X\n",reg,data);
1809 VGA_WR08(ptr, reg, data);
1815 static Bool init_sub(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1817 /* INIT_SUB opcode: 0x6B ('k')
1819 * offset (8 bit): opcode
1820 * offset + 1 (8 bit): script number
1822 * Execute script number "script number", as a subroutine
1825 uint8_t sub = bios->data[offset + 1];
1827 if (!iexec->execute)
1830 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1831 "0x%04X: EXECUTING SUB-SCRIPT %d\n", offset, sub);
1833 parse_init_table(pScrn, bios,
1834 le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + sub * 2]))),
1837 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1838 "0x%04X: END OF SUB-SCRIPT %d\n", offset, sub);
1843 static Bool init_ram_condition(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1845 /* INIT_RAM_CONDITION opcode: 0x6D
1847 * offset (8 bit): opcode
1848 * offset + 1 (8 bit): and mask
1849 * offset + 2 (8 bit): cmpval
1851 * Test if (NV_PFB_BOOT & and mask) matches cmpval
1853 NVPtr pNv = NVPTR(pScrn);
1854 CARD8 and = *((CARD8 *) (&bios->data[offset + 1]));
1855 CARD8 cmpval = *((CARD8 *) (&bios->data[offset + 2]));
1858 if (iexec->execute) {
1859 data=(pNv->PFB[NV_PFB_BOOT/4])∧
1861 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1862 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
1863 offset, data, cmpval);
1865 if (data == cmpval) {
1866 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1867 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
1870 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED\n", offset);
1871 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1872 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1873 iexec->execute = FALSE;
1879 static Bool init_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1881 /* INIT_NV_REG opcode: 0x6E ('n')
1883 * offset (8 bit): opcode
1884 * offset + 1 (32 bit): register
1885 * offset + 5 (32 bit): mask
1886 * offset + 9 (32 bit): data
1888 * Assign ((REGVAL("register") & "mask") | "data") to "register"
1891 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1892 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1893 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1895 if (!iexec->execute)
1898 if (DEBUGLEVEL >= 6)
1899 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1900 "0x%04X: Reg: 0x%08X, Mask: 0x%08X, Data: 0x%08X\n",
1901 offset, reg, mask, data);
1903 nv32_wr(pScrn, reg, (nv32_rd(pScrn, reg) & mask) | data);
1908 static Bool init_macro(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1910 /* INIT_MACRO opcode: 0x6F ('o')
1912 * offset (8 bit): opcode
1913 * offset + 1 (8 bit): macro number
1915 * Look up macro index "macro number" in the macro index table.
1916 * The macro index table entry has 1 byte for the index in the macro table,
1917 * and 1 byte for the number of times to repeat the macro.
1918 * The macro table entry has 4 bytes for the register address and
1919 * 4 bytes for the value to write to that register
1922 uint8_t macro_index_tbl_idx = bios->data[offset + 1];
1923 uint16_t tmp = bios->macro_index_tbl_ptr + (macro_index_tbl_idx * MACRO_INDEX_SIZE);
1924 uint8_t macro_tbl_idx = bios->data[tmp];
1925 uint8_t count = bios->data[tmp + 1];
1929 if (!iexec->execute)
1932 if (DEBUGLEVEL >= 6)
1933 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1934 "0x%04X: Macro: 0x%02X, MacroTableIndex: 0x%02X, Count: 0x%02X\n",
1935 offset, macro_index_tbl_idx, macro_tbl_idx, count);
1937 for (i = 0; i < count; i++) {
1938 uint16_t macroentryptr = bios->macro_tbl_ptr + (macro_tbl_idx + i) * MACRO_SIZE;
1940 reg = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr])));
1941 data = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr + 4])));
1943 nv32_wr(pScrn, reg, data);
1949 static Bool init_done(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1951 /* INIT_DONE opcode: 0x71 ('q')
1953 * offset (8 bit): opcode
1955 * End the current script
1958 /* mild retval abuse to stop parsing this table */
1962 static Bool init_resume(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1964 /* INIT_RESUME opcode: 0x72 ('r')
1966 * offset (8 bit): opcode
1968 * End the current execute / no-execute condition
1974 iexec->execute = TRUE;;
1975 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1976 "0x%04X: ---- EXECUTING FOLLOWING COMMANDS ----\n", offset);
1981 static Bool init_ram_condition2(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1983 /* INIT_RAM_CONDITION2 opcode: 0x73
1985 * offset (8 bit): opcode
1986 * offset + 1 (8 bit): and mask
1987 * offset + 2 (8 bit): cmpval
1989 * Test if (NV_EXTDEV_BOOT & and mask) matches cmpval
1991 NVPtr pNv = NVPTR(pScrn);
1992 CARD32 and = *((CARD32 *) (&bios->data[offset + 1]));
1993 CARD32 cmpval = *((CARD32 *) (&bios->data[offset + 5]));
1996 if (iexec->execute) {
1997 data=(nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT))∧
1999 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2000 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
2001 offset, data, cmpval);
2003 if (data == cmpval) {
2004 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2005 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
2008 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED\n", offset);
2009 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2010 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
2011 iexec->execute = FALSE;
2017 static Bool init_time(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2019 /* INIT_TIME opcode: 0x74 ('t')
2021 * offset (8 bit): opcode
2022 * offset + 1 (16 bit): time
2024 * Sleep for "time" microseconds.
2027 uint16_t time = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
2029 if (!iexec->execute)
2032 if (DEBUGLEVEL >= 6)
2033 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2034 "0x%04X: Sleeping for 0x%04X microseconds\n", offset, time);
2041 static Bool init_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2043 /* INIT_CONDITION opcode: 0x75 ('u')
2045 * offset (8 bit): opcode
2046 * offset + 1 (8 bit): condition number
2048 * Check condition "condition number" in the condition table.
2049 * The condition table entry has 4 bytes for the address of the
2050 * register to check, 4 bytes for a mask and 4 for a test value.
2051 * If condition not met skip subsequent opcodes until condition
2052 * is inverted (INIT_NOT), or we hit INIT_RESUME
2055 uint8_t cond = bios->data[offset + 1];
2056 uint16_t condptr = bios->condition_tbl_ptr + cond * CONDITION_SIZE;
2057 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[condptr])));
2058 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 4])));
2059 uint32_t cmpval = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 8])));
2062 if (!iexec->execute)
2065 if (DEBUGLEVEL >= 6)
2066 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2067 "0x%04X: Cond: 0x%02X, Reg: 0x%08X, Mask: 0x%08X, Cmpval: 0x%08X\n",
2068 offset, cond, reg, mask, cmpval);
2070 data = nv32_rd(pScrn, reg) & mask;
2072 if (DEBUGLEVEL >= 6)
2073 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2074 "0x%04X: Checking if 0x%08X equals 0x%08X\n",
2075 offset, data, cmpval);
2077 if (data == cmpval) {
2078 if (DEBUGLEVEL >= 6)
2079 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2080 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
2082 if (DEBUGLEVEL >= 6)
2083 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2084 "0x%04X: CONDITION IS NOT FULFILLED\n", offset);
2085 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2086 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
2087 iexec->execute = FALSE;
2093 static Bool init_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2095 /* INIT_INDEX_IO opcode: 0x78 ('x')
2097 * offset (8 bit): opcode
2098 * offset + 1 (16 bit): CRTC port
2099 * offset + 3 (8 bit): CRTC index
2100 * offset + 4 (8 bit): mask
2101 * offset + 5 (8 bit): data
2103 * Read value at index "CRTC index" on "CRTC port", AND with "mask", OR with "data", write-back
2106 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
2107 uint8_t crtcindex = bios->data[offset + 3];
2108 uint8_t mask = bios->data[offset + 4];
2109 uint8_t data = bios->data[offset + 5];
2112 if (!iexec->execute)
2115 if (DEBUGLEVEL >= 6)
2116 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2117 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
2118 offset, crtcport, crtcindex, mask, data);
2120 value = (nv_idx_port_rd(pScrn, crtcport, crtcindex) & mask) | data;
2121 nv_idx_port_wr(pScrn, crtcport, crtcindex, value);
2126 static Bool init_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2128 /* INIT_PLL opcode: 0x79 ('y')
2130 * offset (8 bit): opcode
2131 * offset + 1 (32 bit): register
2132 * offset + 5 (16 bit): freq
2134 * Set PLL register "register" to coefficients for frequency (10kHz) "freq"
2137 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
2138 uint16_t freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 5])));
2140 if (!iexec->execute)
2143 if (DEBUGLEVEL >= 6)
2144 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2145 "0x%04X: Reg: 0x%08X, Freq: %d0kHz\n",
2148 setPLL(pScrn, bios, reg, freq * 10);
2153 static Bool init_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2155 /* INIT_ZM_REG opcode: 0x7A ('z')
2157 * offset (8 bit): opcode
2158 * offset + 1 (32 bit): register
2159 * offset + 5 (32 bit): value
2161 * Assign "value" to "register"
2164 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
2165 uint32_t value = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
2167 if (!iexec->execute)
2170 nv32_wr(pScrn, reg, value);
2175 /* hack to avoid moving the itbl_entry array before this function */
2176 int init_ram_restrict_zm_reg_group_blocklen = 0;
2178 static Bool init_ram_restrict_zm_reg_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2180 /* INIT_RAM_RESTRICT_ZM_REG_GROUP opcode: 0x8F ('')
2182 * offset (8 bit): opcode
2183 * offset + 1 (32 bit): reg
2184 * offset + 5 (8 bit): regincrement
2185 * offset + 6 (8 bit): count
2186 * offset + 7 (32 bit): value 1,1
2189 * Use the RAMCFG strap of PEXTDEV_BOOT as an index into the table at
2190 * ram_restrict_table_ptr. The value read from here is 'n', and
2191 * "value 1,n" gets written to "reg". This repeats "count" times and on
2192 * each iteration 'm', "reg" increases by "regincrement" and
2193 * "value m,n" is used. The extent of n is limited by a number read
2194 * from the 'M' BIT table, herein called "blocklen"
2197 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
2198 uint8_t regincrement = bios->data[offset + 5];
2199 uint8_t count = bios->data[offset + 6];
2200 uint32_t strap_ramcfg, data;
2205 /* previously set by 'M' BIT table */
2206 blocklen = init_ram_restrict_zm_reg_group_blocklen;
2208 if (!iexec->execute)
2212 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2213 "0x%04X: Zero block length - has the M table been parsed?\n", offset);
2217 strap_ramcfg = (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) >> 2) & 0xf;
2218 index = bios->data[bios->ram_restrict_tbl_ptr + strap_ramcfg];
2220 if (DEBUGLEVEL >= 6)
2221 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2222 "0x%04X: Reg: 0x%08X, RegIncrement: 0x%02X, Count: 0x%02X, StrapRamCfg: 0x%02X, Index: 0x%02X\n",
2223 offset, reg, regincrement, count, strap_ramcfg, index);
2225 for (i = 0; i < count; i++) {
2226 data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7 + index * 4 + blocklen * i])));
2228 nv32_wr(pScrn, reg, data);
2230 reg += regincrement;
2236 static Bool init_copy_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2238 /* INIT_COPY_ZM_REG opcode: 0x90 ('')
2240 * offset (8 bit): opcode
2241 * offset + 1 (32 bit): src reg
2242 * offset + 5 (32 bit): dst reg
2244 * Put contents of "src reg" into "dst reg"
2247 uint32_t srcreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
2248 uint32_t dstreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
2250 if (!iexec->execute)
2253 nv32_wr(pScrn, dstreg, nv32_rd(pScrn, srcreg));
2258 static Bool init_zm_reg_group_addr_latched(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2260 /* INIT_ZM_REG_GROUP_ADDRESS_LATCHED opcode: 0x91 ('')
2262 * offset (8 bit): opcode
2263 * offset + 1 (32 bit): src reg
2264 * offset + 5 (8 bit): count
2265 * offset + 6 (32 bit): data 1
2268 * For each of "count" values write "data n" to "src reg"
2271 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
2272 uint8_t count = bios->data[offset + 5];
2275 if (!iexec->execute)
2278 for (i = 0; i < count; i++) {
2279 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 6 + 4 * i])));
2280 nv32_wr(pScrn, reg, data);
2286 static Bool init_reserved(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
2288 /* INIT_RESERVED opcode: 0x92 ('')
2290 * offset (8 bit): opcode
2292 * Seemingly does nothing
2298 static init_tbl_entry_t itbl_entry[] = {
2299 /* command name , id , length , offset , mult , command handler */
2300 // { "INIT_PROG" , 0x31, 15 , 10 , 4 , init_prog },
2301 { "INIT_IO_RESTRICT_PROG" , 0x32, 11 , 6 , 4 , init_io_restrict_prog },
2302 { "INIT_REPEAT" , 0x33, 2 , 0 , 0 , init_repeat },
2303 { "INIT_IO_RESTRICT_PLL" , 0x34, 12 , 7 , 2 , init_io_restrict_pll },
2304 { "INIT_END_REPEAT" , 0x36, 1 , 0 , 0 , init_end_repeat },
2305 { "INIT_COPY" , 0x37, 11 , 0 , 0 , init_copy },
2306 { "INIT_NOT" , 0x38, 1 , 0 , 0 , init_not },
2307 { "INIT_IO_FLAG_CONDITION" , 0x39, 2 , 0 , 0 , init_io_flag_condition },
2308 { "INIT_INDEX_ADDRESS_LATCHED" , 0x49, 18 , 17 , 2 , init_idx_addr_latched },
2309 { "INIT_IO_RESTRICT_PLL2" , 0x4A, 11 , 6 , 4 , init_io_restrict_pll2 },
2310 { "INIT_PLL2" , 0x4B, 9 , 0 , 0 , init_pll2 },
2311 /* { "INIT_I2C_BYTE" , 0x4C, x , x , x , init_i2c_byte }, */
2312 /* { "INIT_ZM_I2C_BYTE" , 0x4D, x , x , x , init_zm_i2c_byte }, */
2313 /* { "INIT_ZM_I2C" , 0x4E, x , x , x , init_zm_i2c }, */
2314 { "INIT_TMDS" , 0x4F, 5 , 0 , 0 , init_tmds },
2315 { "INIT_ZM_TMDS_GROUP" , 0x50, 3 , 2 , 2 , init_zm_tmds_group },
2316 { "INIT_CR_INDEX_ADDRESS_LATCHED" , 0x51, 5 , 4 , 1 , init_cr_idx_adr_latch },
2317 { "INIT_CR" , 0x52, 4 , 0 , 0 , init_cr },
2318 { "INIT_ZM_CR" , 0x53, 3 , 0 , 0 , init_zm_cr },
2319 { "INIT_ZM_CR_GROUP" , 0x54, 2 , 1 , 2 , init_zm_cr_group },
2320 { "INIT_CONDITION_TIME" , 0x56, 3 , 0 , 0 , init_condition_time },
2321 { "INIT_ZM_REG_SEQUENCE" , 0x58, 6 , 5 , 4 , init_zm_reg_sequence },
2322 // { "INIT_INDIRECT_REG" , 0x5A, 7 , 0 , 0 , init_indirect_reg },
2323 { "INIT_SUB_DIRECT" , 0x5B, 3 , 0 , 0 , init_sub_direct },
2324 { "INIT_COPY_NV_REG" , 0x5F, 22 , 0 , 0 , init_copy_nv_reg },
2325 { "INIT_ZM_INDEX_IO" , 0x62, 5 , 0 , 0 , init_zm_index_io },
2326 { "INIT_COMPUTE_MEM" , 0x63, 1 , 0 , 0 , init_compute_mem },
2327 { "INIT_RESET" , 0x65, 13 , 0 , 0 , init_reset },
2328 /* { "INIT_NEXT" , 0x66, x , x , x , init_next }, */
2329 /* { "INIT_NEXT" , 0x67, x , x , x , init_next }, */
2330 /* { "INIT_NEXT" , 0x68, x , x , x , init_next }, */
2331 // { "INIT_INDEX_IO8" , 0x69, 5 , 0 , 0 , init_index_io8 },
2332 { "INIT_SUB" , 0x6B, 2 , 0 , 0 , init_sub },
2333 // { "INIT_RAM_CONDITION" , 0x6D, 3 , 0 , 0 , init_ram_condition },
2334 { "INIT_NV_REG" , 0x6E, 13 , 0 , 0 , init_nv_reg },
2335 { "INIT_MACRO" , 0x6F, 2 , 0 , 0 , init_macro },
2336 { "INIT_DONE" , 0x71, 1 , 0 , 0 , init_done },
2337 { "INIT_RESUME" , 0x72, 1 , 0 , 0 , init_resume },
2338 // { "INIT_RAM_CONDITION2" , 0x73, 9 , 0 , 0 , init_ram_condition2 },
2339 { "INIT_TIME" , 0x74, 3 , 0 , 0 , init_time },
2340 { "INIT_CONDITION" , 0x75, 2 , 0 , 0 , init_condition },
2341 /* { "INIT_IO_CONDITION" , 0x76, x , x , x , init_io_condition }, */
2342 { "INIT_INDEX_IO" , 0x78, 6 , 0 , 0 , init_index_io },
2343 { "INIT_PLL" , 0x79, 7 , 0 , 0 , init_pll },
2344 { "INIT_ZM_REG" , 0x7A, 9 , 0 , 0 , init_zm_reg },
2345 /* INIT_RAM_RESTRICT_ZM_REG_GROUP's mult is loaded by M table in BIT */
2346 { "INIT_RAM_RESTRICT_ZM_REG_GROUP" , 0x8F, 7 , 6 , 0 , init_ram_restrict_zm_reg_group },
2347 { "INIT_COPY_ZM_REG" , 0x90, 9 , 0 , 0 , init_copy_zm_reg },
2348 { "INIT_ZM_REG_GROUP_ADDRESS_LATCHED" , 0x91, 6 , 5 , 4 , init_zm_reg_group_addr_latched },
2349 { "INIT_RESERVED" , 0x92, 1 , 0 , 0 , init_reserved },
2350 { 0 , 0 , 0 , 0 , 0 , 0 }
2353 static unsigned int get_init_table_entry_length(bios_t *bios, unsigned int offset, int i)
2355 /* Calculates the length of a given init table entry. */
2356 return itbl_entry[i].length + bios->data[offset + itbl_entry[i].length_offset]*itbl_entry[i].length_multiplier;
2359 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec)
2361 /* Parses all commands in a init table. */
2363 /* We start out executing all commands found in the
2364 * init table. Some op codes may change the status
2365 * of this variable to SKIP, which will cause
2366 * the following op codes to perform no operation until
2367 * the value is changed back to EXECUTE.
2373 /* Loop until INIT_DONE causes us to break out of the loop
2374 * (or until offset > bios length just in case... )
2375 * (and no more than 10000 iterations just in case... ) */
2376 while ((offset < bios->length) && (count++ < 10000)) {
2377 id = bios->data[offset];
2379 /* Find matching id in itbl_entry */
2380 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != id); i++)
2383 if (itbl_entry[i].name) {
2384 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ (0x%02X) - %s ]\n",
2385 offset, itbl_entry[i].id, itbl_entry[i].name);
2387 /* execute eventual command handler */
2388 if (itbl_entry[i].handler)
2389 if (!(*itbl_entry[i].handler)(pScrn, bios, offset, iexec))
2392 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2393 "0x%04X: Init table command not found: 0x%02X\n", offset, id);
2397 /* Add the offset of the current command including all data
2398 * of that command. The offset will then be pointing on the
2401 offset += get_init_table_entry_length(bios, offset, i);
2405 static void parse_init_tables(ScrnInfoPtr pScrn, bios_t *bios)
2407 /* Loops and calls parse_init_table() for each present table. */
2411 init_exec_t iexec = {TRUE, FALSE};
2413 while ((table = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + i]))))) {
2415 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing init table %d\n",
2418 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2419 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", table);
2421 parse_init_table(pScrn, bios, table, &iexec);
2426 void link_head_and_output(ScrnInfoPtr pScrn, int head, int dcb_entry, Bool overrideval)
2428 /* The BIOS scripts don't do this for us, sadly
2429 * Luckily we do know the values ;-)
2431 * head < 0 indicates we wish to force a setting with the overrideval
2432 * (for VT restore etc.)
2435 NVPtr pNv = NVPTR(pScrn);
2436 int preferred_output = (ffs(pNv->dcb_table.entry[dcb_entry].or) & OUTPUT_1) >> 1;
2437 uint8_t tmds04 = 0x80;
2438 uint32_t tmds_ctrl, tmds_ctrl2;
2440 /* Bit 3 crosswires output and bus. */
2441 if (head >= 0 && head != preferred_output)
2443 if (head < 0 && overrideval)
2446 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS)
2449 tmds_ctrl = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL;
2450 tmds_ctrl2 = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL_2;
2452 Bool oldexecute = pNv->VBIOS.execute;
2453 pNv->VBIOS.execute = TRUE;
2454 nv32_wr(pScrn, tmds_ctrl + 4, tmds04);
2455 nv32_wr(pScrn, tmds_ctrl, 0x04);
2456 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS && pNv->VBIOS.fp.dual_link)
2457 nv32_wr(pScrn, tmds_ctrl2 + 4, tmds04 ^ 0x08);
2459 /* I have encountered no dvi (dual-link or not) that sets to anything else. */
2460 /* Does this change beyond the 165 MHz boundary? */
2461 nv32_wr(pScrn, tmds_ctrl2 + 4, 0x0);
2463 nv32_wr(pScrn, tmds_ctrl2, 0x04);
2464 pNv->VBIOS.execute = oldexecute;
2467 static void call_lvds_manufacturer_script(ScrnInfoPtr pScrn, int head, int dcb_entry, enum LVDS_script script)
2469 NVPtr pNv = NVPTR(pScrn);
2470 bios_t *bios = &pNv->VBIOS;
2471 init_exec_t iexec = {TRUE, FALSE};
2473 uint8_t sub = bios->data[bios->fp.xlated_entry + script];
2474 uint16_t scriptofs = le16_to_cpu(*((CARD16 *)(&bios->data[bios->init_script_tbls_ptr + sub * 2])));
2475 Bool power_off_for_reset, reset_after_pclk_change;
2476 uint16_t off_on_delay;
2478 if (!bios->fp.xlated_entry || !sub || !scriptofs)
2481 if (script == LVDS_INIT && bios->data[scriptofs] != 'q') {
2482 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "LVDS init script not stubbed\n");
2486 power_off_for_reset = bios->data[bios->fp.xlated_entry] & 1;
2487 reset_after_pclk_change = bios->data[bios->fp.xlated_entry] & 2;
2488 off_on_delay = le16_to_cpu(*(uint16_t *)&bios->data[bios->fp.xlated_entry + 7]);
2490 if (script == LVDS_PANEL_ON && reset_after_pclk_change)
2491 call_lvds_manufacturer_script(pScrn, head, dcb_entry, LVDS_RESET);
2492 if (script == LVDS_RESET && power_off_for_reset)
2493 call_lvds_manufacturer_script(pScrn, head, dcb_entry, LVDS_PANEL_OFF);
2495 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Calling LVDS script %d:\n", script);
2496 pNv->VBIOS.execute = TRUE;
2497 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER,
2498 head ? NV_VGA_CRTCX_OWNER_HEADB : NV_VGA_CRTCX_OWNER_HEADA);
2499 parse_init_table(pScrn, bios, scriptofs, &iexec);
2500 pNv->VBIOS.execute = FALSE;
2502 if (script == LVDS_PANEL_OFF)
2503 usleep(off_on_delay * 1000);
2504 if (script == LVDS_RESET)
2505 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2508 static uint16_t clkcmptable(bios_t *bios, uint16_t clktable, uint16_t pxclk)
2510 int compare_record_len, i = 0;
2511 uint16_t compareclk, scriptptr = 0;
2513 if (bios->major_version < 5) /* pre BIT */
2514 compare_record_len = 3;
2516 compare_record_len = 4;
2519 compareclk = le16_to_cpu(*((uint16_t *)&bios->data[clktable + compare_record_len * i]));
2520 if (pxclk >= compareclk) {
2521 if (bios->major_version < 5) {
2522 uint8_t tmdssub = bios->data[clktable + 2 + compare_record_len * i];
2523 scriptptr = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + tmdssub * 2])));
2525 scriptptr = le16_to_cpu(*((uint16_t *)&bios->data[clktable + 2 + compare_record_len * i]));
2529 } while (compareclk);
2534 static void rundigitaloutscript(ScrnInfoPtr pScrn, uint16_t scriptptr, int head, int dcb_entry)
2536 bios_t *bios = &NVPTR(pScrn)->VBIOS;
2537 init_exec_t iexec = {TRUE, FALSE};
2539 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing digital output script table\n", scriptptr);
2540 bios->execute = TRUE;
2541 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER,
2542 head ? NV_VGA_CRTCX_OWNER_HEADB : NV_VGA_CRTCX_OWNER_HEADA);
2543 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
2544 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x58, dcb_entry);
2545 parse_init_table(pScrn, bios, scriptptr, &iexec);
2546 bios->execute = FALSE;
2548 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2551 static void run_lvds_table(ScrnInfoPtr pScrn, int head, int dcb_entry, enum LVDS_script script, uint16_t pxclk)
2553 /* The BIT LVDS table's header has the information to setup the
2554 * necessary registers. Following the standard 4 byte header are:
2555 * A bitmask byte and a dual-link transition pxclk valur for use in
2556 * selecting the init script when not using straps; 4 script pointers
2557 * for panel power, selected by output and on/off; and 8 table pointers
2558 * for panel init, the needed one determined by output, and bits in the
2559 * conf byte. These tables are similar to the TMDS tables, consisting
2560 * of a list of pxclks and script pointers.
2563 NVPtr pNv = NVPTR(pScrn);
2564 bios_t *bios = &pNv->VBIOS;
2565 unsigned int fpstrapping, outputset = (pNv->dcb_table.entry[dcb_entry].or == 4) ? 1 : 0;
2566 uint16_t scriptptr = 0, clktable;
2567 uint8_t clktableptr = 0;
2569 fpstrapping = (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) >> 16) & 0xf;
2571 /* for now we assume version 3.0 table - g80 support will need some changes */
2576 case LVDS_BACKLIGHT_ON: // check applicability of the script for this
2578 scriptptr = le16_to_cpu(*(uint16_t *)&bios->data[bios->fp.lvdsmanufacturerpointer + 7 + outputset * 2]);
2580 case LVDS_BACKLIGHT_OFF: // check applicability of the script for this
2581 case LVDS_PANEL_OFF:
2582 scriptptr = le16_to_cpu(*(uint16_t *)&bios->data[bios->fp.lvdsmanufacturerpointer + 11 + outputset * 2]);
2585 if (pNv->dcb_table.entry[dcb_entry].lvdsconf.use_straps_for_mode ||
2586 (fpstrapping != 0x0f && bios->data[bios->fp.xlated_entry + 1] != 0x0f)) {
2587 if (bios->fp.dual_link)
2589 if (bios->fp.BITbit1)
2592 uint8_t fallback = bios->data[bios->fp.lvdsmanufacturerpointer + 4];
2593 int fallbackcmpval = (pNv->dcb_table.entry[dcb_entry].or == 4) ? 4 : 1;
2594 uint8_t dltransitionclk = le16_to_cpu(*(uint16_t *)&bios->data[bios->fp.lvdsmanufacturerpointer + 5]);
2595 if (pxclk > dltransitionclk) { // dual-link
2597 fallbackcmpval *= 2;
2599 if (fallbackcmpval & fallback)
2603 /* adding outputset * 8 may not be correct */
2604 clktable = le16_to_cpu(*(uint16_t *)&bios->data[bios->fp.lvdsmanufacturerpointer + 15 + clktableptr * 2 + outputset * 8]);
2606 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pixel clock comparison table not found\n");
2609 scriptptr = clkcmptable(bios, clktable, pxclk);
2613 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "LVDS output init script not found\n");
2616 rundigitaloutscript(pScrn, scriptptr, head, dcb_entry);
2619 void call_lvds_script(ScrnInfoPtr pScrn, int head, int dcb_entry, enum LVDS_script script, uint16_t pxclk)
2621 /* LVDS operations are multiplexed in an effort to present a single API
2622 * which works with two vastly differing underlying structures.
2623 * This acts as the demux
2626 bios_t *bios = &NVPTR(pScrn)->VBIOS;
2627 uint8_t lvds_ver = bios->data[bios->fp.lvdsmanufacturerpointer];
2632 if (lvds_ver < 0x30)
2633 call_lvds_manufacturer_script(pScrn, head, dcb_entry, script);
2635 run_lvds_table(pScrn, head, dcb_entry, script, pxclk);
2639 uint16_t fptablepointer;
2640 uint16_t fpxlatetableptr;
2641 uint16_t fpxlatemanufacturertableptr;
2645 static void parse_fp_mode_table(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2647 unsigned int fpstrapping;
2649 uint8_t fptable_ver, headerlen = 0, recordlen, fpentries = 0xf, fpindex;
2651 DisplayModePtr mode;
2653 fpstrapping = (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) >> 16) & 0xf;
2655 if (fpp->fptablepointer == 0x0 || fpp->fpxlatetableptr == 0x0) {
2656 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2657 "Pointers to flat panel table invalid\n");
2661 fptable = &bios->data[fpp->fptablepointer];
2663 fptable_ver = fptable[0];
2665 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2666 "Found flat panel mode table revision %d.%d\n",
2667 fptable_ver >> 4, fptable_ver & 0xf);
2669 switch (fptable_ver) {
2670 /* BMP version 0x5.0x11 BIOSen have version 1 like tables, but no version field,
2671 * and miss one of the spread spectrum/PWM bytes.
2672 * This could affect early GF2Go parts (not seen any appropriate ROMs though).
2673 * Here we assume that a version of 0x05 matches this case (combining with a
2674 * BMP version check would be better), as the common case for the panel type
2675 * field is 0x0005, and that is in fact what we are reading the first byte of. */
2676 case 0x05: /* some NV10, 11, 15, 16 */
2680 case 0x10: /* some NV15/16, and NV11+ */
2684 case 0x20: /* NV40+ */
2685 headerlen = fptable[1];
2686 recordlen = fptable[2];
2687 fpentries = fptable[3];
2691 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2692 "FP Table revision not currently supported\n");
2696 fpindex = bios->data[fpp->fpxlatetableptr + fpstrapping * fpp->xlatwidth];
2697 if (fpindex > fpentries) {
2698 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2699 "Bad flat panel table index\n");
2703 if (!(mode = xcalloc(1, sizeof(DisplayModeRec))))
2706 int modeofs = headerlen + recordlen * fpindex + ofs;
2707 mode->Clock = le16_to_cpu(*(uint16_t *)&fptable[modeofs]) * 10;
2708 mode->HDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 2]);
2709 mode->HSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 10] + 1);
2710 mode->HSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 12] + 1);
2711 mode->HTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 14] + 1);
2712 mode->VDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 16]);
2713 mode->VSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 24] + 1);
2714 mode->VSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 26] + 1);
2715 mode->VTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 28] + 1);
2716 mode->Flags |= (fptable[modeofs + 30] & 0x10) ? V_PHSYNC : V_NHSYNC;
2717 mode->Flags |= (fptable[modeofs + 30] & 0x1) ? V_PVSYNC : V_NVSYNC;
2720 * bytes 1-2 are "panel type", including bits on whether Colour/mono, single/dual link, and type (TFT etc.)
2721 * bytes 3-6 are bits per colour in RGBX
2723 * 13-14 is HValid Start
2724 * 15-16 is HValid End
2725 * bytes 38-39 relate to spread spectrum settings
2726 * bytes 40-43 are something to do with PWM */
2728 mode->prev = mode->next = NULL;
2729 mode->status = MODE_OK;
2730 mode->type = M_T_DRIVER | M_T_PREFERRED;
2731 xf86SetModeDefaultName(mode);
2733 // if (XF86_CRTC_CONFIG_PTR(pScrn)->debug_modes) {
2734 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2735 "Found flat panel mode in BIOS tables:\n");
2736 xf86PrintModeline(pScrn->scrnIndex, mode);
2739 bios->fp.native_mode = mode;
2742 static void parse_lvds_manufacturer_table_init(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2744 /* The LVDS table changed considerably with BIT bioses. Previously
2745 * there was a header of version and record length, followed by several
2746 * records, indexed by a seperate xlat table, indexed in turn by the fp
2747 * strap in EXTDEV_BOOT. Each record had a config byte, followed by 6
2748 * script numbers for use by INIT_SUB which controlled panel init and
2749 * power, and finally a dword of ms to sleep between power off and on
2752 * The BIT LVDS table has the typical BIT table header: version byte,
2753 * header length byte, record length byte, and a byte for the maximum
2754 * number of records that can be held in the table.
2756 * The table following the header serves as an integrated config and
2757 * xlat table: the records in the table are indexed by the FP strap
2758 * nibble in EXTDEV_BOOT, and each record has two bytes - the first as
2759 * a config byte, the second for indexing the fp mode table pointed to
2760 * by the BIT 'D' table
2763 unsigned int fpstrapping, lvdsmanufacturerindex = 0;
2764 uint8_t lvds_ver, headerlen, recordlen;
2766 fpstrapping = (nv32_rd(pScrn, NV_PEXTDEV_BOOT_0) >> 16) & 0xf;
2768 if (bios->fp.lvdsmanufacturerpointer == 0x0) {
2769 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2770 "Pointer to LVDS manufacturer table invalid\n");
2774 lvds_ver = bios->data[bios->fp.lvdsmanufacturerpointer];
2776 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2777 "Found LVDS manufacturer table revision %d.%d\n",
2778 lvds_ver >> 4, lvds_ver & 0xf);
2781 case 0x0a: /* pre NV40 */
2782 lvdsmanufacturerindex = bios->data[fpp->fpxlatemanufacturertableptr + fpstrapping];
2785 recordlen = bios->data[bios->fp.lvdsmanufacturerpointer + 1];
2788 case 0x30: /* NV4x */
2789 lvdsmanufacturerindex = fpstrapping;
2790 headerlen = bios->data[bios->fp.lvdsmanufacturerpointer + 1];
2791 if (headerlen < 0x1f) {
2792 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2793 "LVDS table header not understood\n");
2796 recordlen = bios->data[bios->fp.lvdsmanufacturerpointer + 2];
2798 case 0x40: /* It changed again with gf8 :o( */
2800 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2801 "LVDS table revision not currently supported\n");
2805 uint16_t lvdsofs = bios->fp.xlated_entry = bios->fp.lvdsmanufacturerpointer + headerlen + recordlen * lvdsmanufacturerindex;
2808 bios->fp.dual_link = bios->data[lvdsofs] & 4;
2809 bios->fp.if_is_18bit = !(bios->data[lvdsofs] & 16);
2812 bios->fp.dual_link = bios->data[lvdsofs] & 1;
2813 bios->fp.BITbit1 = bios->data[lvdsofs] & 2;
2814 fpp->fpxlatetableptr = bios->fp.lvdsmanufacturerpointer + headerlen + 1;
2815 fpp->xlatwidth = recordlen;
2820 void run_tmds_table(ScrnInfoPtr pScrn, int dcb_entry, int head, uint16_t pxclk)
2822 /* the dcb_entry parameter is the index of the appropriate DCB entry
2823 * the pxclk parameter is in 10s of kHz (eg. 108Mhz is 10800, or 0x2a30)
2825 * This runs the TMDS regs setting code found on BIT bios cards
2827 * For ffs(or) == 1 use the first table, for ffs(or) == 2 and
2828 * ffs(or) == 3, use the second.
2831 NVPtr pNv = NVPTR(pScrn);
2832 bios_t *bios = &pNv->VBIOS;
2833 uint16_t clktable = 0, scriptptr;
2835 if (pNv->dcb_table.entry[dcb_entry].location) /* off chip */
2838 switch (ffs(pNv->dcb_table.entry[dcb_entry].or)) {
2840 clktable = bios->tmds.output0_script_ptr;
2844 clktable = bios->tmds.output1_script_ptr;
2849 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pixel clock comparison table not found\n");
2853 scriptptr = clkcmptable(bios, clktable, pxclk);
2856 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS output init script not found\n");
2860 rundigitaloutscript(pScrn, scriptptr, head, dcb_entry);
2863 static void parse_bios_version(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset)
2865 /* offset + 0 (8 bits): Micro version
2866 * offset + 1 (8 bits): Minor version
2867 * offset + 2 (8 bits): Chip version
2868 * offset + 3 (8 bits): Major version
2871 bios->major_version = bios->data[offset + 3];
2872 bios->chip_version = bios->data[offset + 2];
2873 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Bios version %02x.%02x.%02x.%02x\n",
2874 bios->data[offset + 3], bios->data[offset + 2],
2875 bios->data[offset + 1], bios->data[offset]);
2878 Bool get_pll_limits(ScrnInfoPtr pScrn, enum pll_types plltype, struct pll_lims *pll_lim)
2882 * Version 0x10: NV31
2883 * One byte header (version), one record of 24 bytes
2884 * Version 0x11: NV36 - Not implemented
2885 * Seems to have same record style as 0x10, but 3 records rather than 1
2886 * Version 0x20: Found on Geforce 6 cards
2887 * Trivial 4 byte BIT header. 31 (0x1f) byte record length
2888 * Version 0x21: Found on Geforce 7, 8 and some Geforce 6 cards
2889 * 5 byte header, fifth byte of unknown purpose. 35 (0x23) byte record length
2892 bios_t *bios = &NVPTR(pScrn)->VBIOS;
2893 uint8_t pll_lim_ver, headerlen, recordlen, entries;
2894 int pllindex = 0, i;
2896 if (!bios->pll_limit_tbl_ptr) {
2897 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pointer to PLL limits table invalid\n");
2901 pll_lim_ver = bios->data[bios->pll_limit_tbl_ptr + 0];
2903 if (DEBUGLEVEL >= 6)
2904 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2905 "Found BIT PLL limits table version 0x%X\n", pll_lim_ver);
2907 switch (pll_lim_ver) {
2916 headerlen = bios->data[bios->pll_limit_tbl_ptr + 1];
2917 recordlen = bios->data[bios->pll_limit_tbl_ptr + 2];
2918 entries = bios->data[bios->pll_limit_tbl_ptr + 3];
2921 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2922 "PLL limits table revision not currently supported\n");
2926 /* initialize all members to zero */
2927 memset (pll_lim, 0, sizeof(struct pll_lims));
2929 if (pll_lim_ver == 0x10) {
2930 uint16_t plloffs = bios->pll_limit_tbl_ptr + headerlen + recordlen * pllindex;
2932 pll_lim->vco1.minfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs])));
2933 pll_lim->vco1.maxfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + 4])));
2934 pll_lim->vco2.minfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + 8])));
2935 pll_lim->vco2.maxfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + 12])));
2936 pll_lim->vco1.min_inputfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + 16])));
2937 pll_lim->vco2.min_inputfreq = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + 20])));
2938 } else { /* ver 0x20, 0x21 */
2939 uint16_t plloffs = bios->pll_limit_tbl_ptr + headerlen;
2941 for (i = 0; i < entries; i++) {
2942 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[plloffs + recordlen * i])));
2944 if (plltype == VPLL1 && (reg == 0x680508 || reg == 0x4010)) {
2948 if (plltype == VPLL2 && (reg == 0x680520 || reg == 0x4018)) {
2952 if (reg == 0x0000) /* generic pll settings */
2956 plloffs += recordlen * pllindex;
2958 if (DEBUGLEVEL >= 6)
2959 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Loading PLL limits for reg 0x%08x\n",
2960 le32_to_cpu(*((uint32_t *)(&bios->data[plloffs]))));
2962 /* What output frequencies can each VCO generate? */
2963 pll_lim->vco1.minfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 4])));
2964 pll_lim->vco1.maxfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 6])));
2965 pll_lim->vco2.minfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 8])));
2966 pll_lim->vco2.maxfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 10])));
2968 /* What input frequencies do they accept (past the m-divider)? */
2969 pll_lim->vco1.min_inputfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 12])));
2970 pll_lim->vco1.max_inputfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 14])));
2971 pll_lim->vco2.min_inputfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 16])));
2972 pll_lim->vco2.max_inputfreq = le16_to_cpu(*((uint16_t *)(&bios->data[plloffs + 18])));
2974 /* What values are accepted as multiplier and divider? */
2975 pll_lim->vco1.min_n = bios->data[plloffs + 20];
2976 pll_lim->vco1.max_n = bios->data[plloffs + 21];
2977 pll_lim->vco1.min_m = bios->data[plloffs + 22];
2978 pll_lim->vco1.max_m = bios->data[plloffs + 23];
2979 pll_lim->vco2.min_n = bios->data[plloffs + 24];
2980 pll_lim->vco2.max_n = bios->data[plloffs + 25];
2981 pll_lim->vco2.min_m = bios->data[plloffs + 26];
2982 pll_lim->vco2.max_m = bios->data[plloffs + 27];
2984 pll_lim->unk1c = bios->data[plloffs + 28];
2985 pll_lim->unk1d = bios->data[plloffs + 29];
2986 pll_lim->unk1e = bios->data[plloffs + 30];
2989 #if 1 /* for easy debugging */
2990 ErrorF("pll.vco1.minfreq: %d\n", pll_lim->vco1.minfreq);
2991 ErrorF("pll.vco1.maxfreq: %d\n", pll_lim->vco1.maxfreq);
2992 ErrorF("pll.vco2.minfreq: %d\n", pll_lim->vco2.minfreq);
2993 ErrorF("pll.vco2.maxfreq: %d\n", pll_lim->vco2.maxfreq);
2995 ErrorF("pll.vco1.min_inputfreq: %d\n", pll_lim->vco1.min_inputfreq);
2996 ErrorF("pll.vco1.max_inputfreq: %d\n", pll_lim->vco1.max_inputfreq);
2997 ErrorF("pll.vco2.min_inputfreq: %d\n", pll_lim->vco2.min_inputfreq);
2998 ErrorF("pll.vco2.max_inputfreq: %d\n", pll_lim->vco2.max_inputfreq);
3000 ErrorF("pll.vco1.min_n: %d\n", pll_lim->vco1.min_n);
3001 ErrorF("pll.vco1.max_n: %d\n", pll_lim->vco1.max_n);
3002 ErrorF("pll.vco1.min_m: %d\n", pll_lim->vco1.min_m);
3003 ErrorF("pll.vco1.max_m: %d\n", pll_lim->vco1.max_m);
3004 ErrorF("pll.vco2.min_n: %d\n", pll_lim->vco2.min_n);
3005 ErrorF("pll.vco2.max_n: %d\n", pll_lim->vco2.max_n);
3006 ErrorF("pll.vco2.min_m: %d\n", pll_lim->vco2.min_m);
3007 ErrorF("pll.vco2.max_m: %d\n", pll_lim->vco2.max_m);
3009 ErrorF("pll.unk1c: %d\n", pll_lim->unk1c);
3010 ErrorF("pll.unk1d: %d\n", pll_lim->unk1d);
3011 ErrorF("pll.unk1e: %d\n", pll_lim->unk1e);
3017 static int parse_bit_B_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
3019 /* offset + 0 (32 bits): BIOS version dword
3021 * There's a bunch of bits in this table other than the bios version
3022 * that we don't use - their use currently unknown
3025 if (bitentry->length < 0x4) {
3026 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3027 "Do not understand B table entry\n");
3031 parse_bios_version(pScrn, bios, bitentry->offset);
3036 static int parse_bit_C_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
3038 /* offset + 8 (16 bits): PLL limits table pointer
3040 * There's more in here, but that's unknown.
3043 if (bitentry->length < 10) {
3044 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Do not understand C table entry\n");
3048 bios->pll_limit_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 8])));
3053 static int parse_bit_display_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry, struct fppointers *fpp)
3055 /* Parses the flat panel table segment that the bit entry points to.
3056 * Starting at bitentry->offset:
3058 * offset + 0 (16 bits): FIXME table pointer
3059 * offset + 2 (16 bits): mode table pointer
3062 if (bitentry->length != 4) {
3063 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3064 "Do not understand BIT display table entry\n");
3068 fpp->fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
3073 static unsigned int parse_bit_init_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
3075 /* Parses the init table segment that the bit entry points to.
3076 * Starting at bitentry->offset:
3078 * offset + 0 (16 bits): init script tables pointer
3079 * offset + 2 (16 bits): macro index table pointer
3080 * offset + 4 (16 bits): macro table pointer
3081 * offset + 6 (16 bits): condition table pointer
3082 * offset + 8 (16 bits): io condition table pointer
3083 * offset + 10 (16 bits): io flag condition table pointer
3084 * offset + 12 (16 bits): init function table pointer
3087 * * Are 'I' bit entries always of length 0xE?
3091 if (bitentry->length < 14) {
3092 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3093 "Unable to recognize BIT init table entry\n");
3097 bios->init_script_tbls_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
3098 bios->macro_index_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
3099 bios->macro_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 4])));
3100 bios->condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 6])));
3101 bios->io_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 8])));
3102 bios->io_flag_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 10])));
3103 bios->init_function_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 12])));
3108 static int parse_bit_lvds_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry, struct fppointers *fpp)
3110 /* Parses the LVDS table segment that the bit entry points to.
3111 * Starting at bitentry->offset:
3113 * offset + 0 (16 bits): LVDS strap xlate table pointer
3116 if (bitentry->length != 2) {
3117 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3118 "Do not understand BIT LVDS table entry\n");
3122 /* no idea if it's still called the LVDS manufacturer table, but the concept's close enough */
3123 bios->fp.lvdsmanufacturerpointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
3125 parse_lvds_manufacturer_table_init(pScrn, bios, fpp);
3130 static int parse_bit_M_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
3132 /* offset + 2 (8 bits): number of options in an INIT_RAM_RESTRICT_ZM_REG_GROUP opcode option set
3133 * offset + 3 (16 bits): pointer to strap xlate table for RAM restrict option selection
3135 * There's a bunch of bits in this table other than the RAM restrict
3136 * stuff that we don't use - their use currently unknown
3141 /* Older bios versions don't have a sufficiently long table for what we want */
3142 if (bitentry->length < 0x5)
3145 /* set up multiplier for INIT_RAM_RESTRICT_ZM_REG_GROUP */
3146 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != 0x8f); i++)
3148 itbl_entry[i].length_multiplier = bios->data[bitentry->offset + 2] * 4;
3149 init_ram_restrict_zm_reg_group_blocklen = itbl_entry[i].length_multiplier;
3151 bios->ram_restrict_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 3])));
3156 static int parse_bit_tmds_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
3158 /* Parses the pointer to the TMDS table
3160 * Starting at bitentry->offset:
3162 * offset + 0 (16 bits): TMDS table pointer
3164 * The TMDS table is typically found just before the DCB table, with a
3165 * characteristic signature of 0x11,0x13 (1.1 being version, 0x13 being
3168 * At offset +7 is a pointer to a script, which I don't know how to run yet
3169 * At offset +9 is a pointer to another script, likewise
3170 * Offset +11 has a pointer to a table where the first word is a pxclk
3171 * frequency and the second word a pointer to a script, which should be
3172 * run if the comparison pxclk frequency is less than the pxclk desired.
3173 * This repeats for decreasing comparison frequencies
3174 * Offset +13 has a pointer to a similar table
3175 * The selection of table (and possibly +7/+9 script) is dictated by
3176 * "or" from the DCB.
3179 uint16_t tmdstableptr, script1, script2;
3181 if (bitentry->length != 2) {
3182 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3183 "Do not understand BIT TMDS table entry\n");
3187 tmdstableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
3189 if (tmdstableptr == 0x0) {
3190 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pointer to TMDS table invalid\n");
3194 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Found TMDS table revision %d.%d\n",
3195 bios->data[tmdstableptr] >> 4, bios->data[tmdstableptr] & 0xf);
3197 /* These two scripts are odd: they don't seem to get run even when they are not stubbed */
3198 script1 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 7]));
3199 script2 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 9]));
3200 if (bios->data[script1] != 'q' || bios->data[script2] != 'q')
3201 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS table script pointers not stubbed\n");
3203 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 11]));
3204 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 13]));
3209 static void parse_bit_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
3211 bit_entry_t bitentry;
3213 struct fppointers fpp;
3214 NVPtr pNv = NVPTR(pScrn);
3216 memset(&fpp, 0, sizeof(struct fppointers));
3219 bitentry.id[0] = bios->data[offset];
3220 bitentry.id[1] = bios->data[offset + 1];
3221 bitentry.length = le16_to_cpu(*((uint16_t *)&bios->data[offset + 2]));
3222 bitentry.offset = le16_to_cpu(*((uint16_t *)&bios->data[offset + 4]));
3224 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3225 "0x%04X: Found BIT command with id 0x%02X (%c)\n",
3226 offset, bitentry.id[0], bitentry.id[0]);
3228 switch (bitentry.id[0]) {
3230 /* id[0] = 0 and id[1] = 0 ==> end of BIT struture */
3231 if (bitentry.id[1] == 0)
3235 parse_bit_B_tbl_entry(pScrn, bios, &bitentry);
3238 parse_bit_C_tbl_entry(pScrn, bios, &bitentry);
3241 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3242 "0x%04X: Found flat panel display table entry in BIT structure\n", offset);
3243 parse_bit_display_tbl_entry(pScrn, bios, &bitentry, &fpp);
3246 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3247 "0x%04X: Found init table entry in BIT structure\n", offset);
3248 parse_bit_init_tbl_entry(pScrn, bios, &bitentry);
3251 parse_bit_lvds_tbl_entry(pScrn, bios, &bitentry, &fpp);
3253 case 'M': /* memory? */
3254 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3255 "0x%04X: Found M table entry in BIT structure\n", offset);
3256 parse_bit_M_tbl_entry(pScrn, bios, &bitentry);
3259 parse_bit_tmds_tbl_entry(pScrn, bios, &bitentry);
3262 /* TODO: What kind of information does the other BIT entrys point to?
3263 * 'P' entry is probably performance tables, but there are
3264 * quite a few others...
3268 offset += sizeof(bit_entry_t);
3271 /* C and M tables have to be parsed before init can run */
3272 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3273 "Parsing previously deferred init table entry\n");
3274 parse_init_tables(pScrn, bios);
3276 /* If it's not a laptop, you probably don't care about LVDS */
3277 /* FIXME: detect mobile BIOS? */
3281 /* Need D and L tables parsed before doing this */
3282 parse_fp_mode_table(pScrn, bios, &fpp);
3285 static void parse_bmp_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
3287 /* Parse the BMP structure for useful things
3289 * offset + 5: BMP major version
3290 * offset + 6: BMP minor version
3291 * offset + 10: BCD encoded BIOS version
3293 * offset + 18: init script table pointer (for bios versions < 5.10h)
3294 * offset + 20: extra init script table pointer (for bios versions < 5.10h)
3296 * offset + 24: FIXME
3297 * offset + 26: FIXME
3298 * offset + 28: FIXME
3300 * offset + 54: index of I2C CRTC pair to use for CRT output
3301 * offset + 55: index of I2C CRTC pair to use for TV output
3302 * offset + 56: index of I2C CRTC pair to use for flat panel output
3303 * offset + 58: write CRTC index for I2C pair 0
3304 * offset + 59: read CRTC index for I2C pair 0
3305 * offset + 60: write CRTC index for I2C pair 1
3306 * offset + 61: read CRTC index for I2C pair 1
3308 * offset + 67: maximum internal PLL frequency (single stage PLL)
3309 * offset + 71: minimum internal PLL frequency (single stage PLL)
3311 * offset + 75: script table pointers, as for parse_bit_init_tbl_entry
3313 * offset + 89: TMDS single link output A table pointer
3314 * offset + 91: TMDS single link output B table pointer
3315 * offset + 105: flat panel timings table pointer
3316 * offset + 107: flat panel strapping translation table pointer
3317 * offset + 117: LVDS manufacturer panel config table pointer
3318 * offset + 119: LVDS manufacturer strapping translation table pointer
3320 * offset + 142: PLL limits table pointer
3323 NVPtr pNv = NVPTR(pScrn);
3325 struct fppointers fpp;
3326 memset(&fpp, 0, sizeof(struct fppointers));
3328 uint8_t bmp_version_major = bios->data[offset + 5];
3329 uint8_t bmp_version_minor = bios->data[offset + 6];
3331 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BMP version %d.%d\n",
3332 bmp_version_major, bmp_version_minor);
3334 /* version 6 could theoretically exist, but I suspect BIT happened instead */
3335 if (bmp_version_major < 2 || bmp_version_major > 5) {
3336 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "You have an unsupported BMP version. Please send in your bios\n");
3340 if (bmp_version_major == 2)
3341 bmplength = 48; /* exact for 2.01 - not sure if minor version used in versions < 5 */
3342 else if (bmp_version_major == 3)
3343 bmplength = 54; /* guessed - mem init tables added in this version */
3344 else if (bmp_version_major == 4 || bmp_version_minor < 0x1) /* don't know if 5.0 exists... */
3345 bmplength = 62; /* guessed - BMP I2C indices added in version 4*/
3346 else if (bmp_version_minor < 0x6)
3347 bmplength = 67; /* exact for 5.01 */
3348 else if (bmp_version_minor < 0x10)
3349 bmplength = 75; /* exact for 5.06 */
3350 else if (bmp_version_minor == 0x10)
3351 bmplength = 89; /* exact for 5.10h */
3352 else if (bmp_version_minor < 0x14)
3353 bmplength = 118; /* exact for 5.11h */
3354 else if (bmp_version_minor < 0x24) /* not sure of version where pll limits came in;
3355 * certainly exist by 0x24 though */
3356 /* length not exact: this is long enough to get lvds members */
3359 /* length not exact: this is long enough to get pll limit member */
3363 if (nv_cksum(bios->data + offset, 8)) {
3364 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Bad BMP checksum\n");
3368 parse_bios_version(pScrn, bios, offset + 10);
3370 bios->init_script_tbls_ptr = le16_to_cpu(*(uint16_t *)&bios->data[offset + 18]);
3371 bios->extra_init_script_tbl_ptr = le16_to_cpu(*(uint16_t *)&bios->data[offset + 20]);
3374 // FIXME needed for pre v16? - haiku uses this in its COMPUTE_MEM on early biosen
3375 if (bmp_version_major > 2) {
3376 uint16_t meminittbl = le16_to_cpu(*(uint16_t *)&bios->data[offset + 24]);
3377 uint16_t sdrmemseqtbl = le16_to_cpu(*(uint16_t *)&bios->data[offset + 26]);
3378 uint16_t ddrmemseqtbl = le16_to_cpu(*(uint16_t *)&bios->data[offset + 28]);
3382 uint16_t legacy_i2c_offset = 0x48; /* BMP version 2 & 3 */
3384 legacy_i2c_offset = offset + 54;
3385 bios->legacy_i2c_indices.crt = bios->data[legacy_i2c_offset];
3386 bios->legacy_i2c_indices.tv = bios->data[legacy_i2c_offset + 1];
3387 bios->legacy_i2c_indices.panel = bios->data[legacy_i2c_offset + 2];
3388 pNv->dcb_table.i2c_write[0] = bios->data[legacy_i2c_offset + 4];
3389 pNv->dcb_table.i2c_read[0] = bios->data[legacy_i2c_offset + 5];
3390 pNv->dcb_table.i2c_write[1] = bios->data[legacy_i2c_offset + 6];
3391 pNv->dcb_table.i2c_read[1] = bios->data[legacy_i2c_offset + 7];
3393 if (bmplength > 74) {
3394 bios->fmaxvco = le32_to_cpu(*((uint32_t *)&bios->data[offset + 67]));
3395 bios->fminvco = le32_to_cpu(*((uint32_t *)&bios->data[offset + 71]));
3397 if (bmplength > 88) {
3398 bit_entry_t initbitentry;
3399 initbitentry.length = bmplength - 75;
3400 initbitentry.offset = offset + 75;
3401 parse_bit_init_tbl_entry(pScrn, bios, &initbitentry);
3403 if (bmplength > 92) {
3404 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[offset + 89]));
3405 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[offset + 91]));
3407 if (bmplength > 108) {
3408 fpp.fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 105])));
3409 fpp.fpxlatetableptr = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 107])));
3412 if (bmplength > 120) {
3413 bios->fp.lvdsmanufacturerpointer = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 117])));
3414 fpp.fpxlatemanufacturertableptr = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 119])));
3416 if (bmplength > 143)
3417 bios->pll_limit_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 142])));
3419 /* want pll_limit_tbl_ptr set (if available) before init is run */
3420 if (bmp_version_major < 5 || bmp_version_minor < 0x10) {
3421 init_exec_t iexec = {TRUE, FALSE};
3422 parse_init_table(pScrn, bios, bios->init_script_tbls_ptr, &iexec);
3423 parse_init_table(pScrn, bios, bios->extra_init_script_tbl_ptr, &iexec);
3425 parse_init_tables(pScrn, bios);
3427 /* If it's not a laptop, you probably don't care about fptables */
3428 /* FIXME: detect mobile BIOS? */
3432 parse_fp_mode_table(pScrn, bios, &fpp);
3433 parse_lvds_manufacturer_table_init(pScrn, bios, &fpp);
3434 /* I've never seen a valid LVDS_INIT script, so we'll do a test for it here */
3435 call_lvds_script(pScrn, 0, 0, LVDS_INIT, 0);
3438 static unsigned int findstr(bios_t *bios, const unsigned char *str, int len)
3442 for (i = 2; i <= (bios->length - len); i++)
3443 if (strncmp((char *)&bios->data[i], (char *)str, len) == 0)
3449 static Bool parse_dcb_entry(ScrnInfoPtr pScrn, uint8_t dcb_version, uint32_t conn, uint32_t conf, struct dcb_entry *entry)
3451 NVPtr pNv = NVPTR(pScrn);
3453 memset(entry, 0, sizeof (struct dcb_entry));
3455 /* safe defaults for a crt */
3457 entry->i2c_index = 0;
3460 entry->location = 0;
3462 entry->duallink_possible = FALSE;
3464 if (dcb_version >= 0x20) {
3465 entry->type = conn & 0xf;
3466 entry->i2c_index = (conn >> 4) & 0xf;
3467 entry->heads = (conn >> 8) & 0xf;
3468 entry->bus = (conn >> 16) & 0xf;
3469 entry->location = (conn >> 20) & 0xf;
3470 entry->or = (conn >> 24) & 0xf;
3471 /* Normal entries consist of a single bit. */
3472 if ((1 << (ffs(entry->or) - 1)) != entry->or)
3473 entry->duallink_possible = TRUE;
3475 switch (entry->type) {
3477 if (conf & 0xfffffffa)
3478 ErrorF("Unknown LVDS configuration bits, please report\n");
3480 entry->lvdsconf.use_straps_for_mode = TRUE;
3482 entry->lvdsconf.use_power_scripts = TRUE;
3485 } else if (dcb_version >= 0x14 ) {
3486 if (conn != 0xf0003f00 && conn != 0xf2045f14 && conn != 0xf4204011) {
3487 ErrorF("Unknown DCB 1.4 / 1.5 entry, please report\n");
3488 /* cause output setting to fail, so message is seen */
3489 pNv->dcb_table.entries = 0;
3492 /* most of the below is a "best guess" atm */
3493 entry->type = conn & 0xf;
3494 if (entry->type == 4)
3495 entry->type = OUTPUT_LVDS;
3496 entry->i2c_index = (conn >> 14) & 0xf;
3497 /* raw heads field is in range 0-1, so move to 1-2 */
3498 entry->heads = ((conn >> 18) & 0x7) << 1;
3499 entry->location = (conn >> 21) & 0xf;
3500 entry->bus = (conn >> 25) & 0x7;
3501 /* set or to be same as heads -- hopefully safe enough */
3502 entry->or = entry->heads;
3503 } else if (dcb_version >= 0x12) {
3504 /* use the defaults for a crt
3505 * v1.2 tables often have other entries though - need a trace
3507 entry->type = conn & 0xf; // this is valid, but will probably confuse the randr stuff
3509 } else { /* pre DCB / v1.1 - use the safe defaults for a crt */
3510 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3511 "No information in BIOS output table; assuming a CRT output exists\n");
3512 entry->i2c_index = pNv->VBIOS.legacy_i2c_indices.crt;
3515 pNv->dcb_table.entries++;
3521 read_dcb_i2c_table(ScrnInfoPtr pScrn, bios_t *bios, uint8_t dcb_version, uint16_t i2ctabptr)
3523 NVPtr pNv = NVPTR(pScrn);
3525 uint8_t headerlen = 0;
3527 int recordoffset = 0, rdofs = 1, wrofs = 0;
3530 i2c_entries = MAX_NUM_DCB_ENTRIES;
3531 memset(pNv->dcb_table.i2c_read, 0, sizeof(pNv->dcb_table.i2c_read));
3532 memset(pNv->dcb_table.i2c_write, 0, sizeof(pNv->dcb_table.i2c_write));
3534 i2ctable = &bios->data[i2ctabptr];
3536 if (dcb_version >= 0x30) {
3537 if (i2ctable[0] != dcb_version) { /* necessary? */
3538 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3539 "DCB I2C table version mismatch (%02X vs %02X)\n",
3540 i2ctable[0], dcb_version);
3543 headerlen = i2ctable[1];
3544 i2c_entries = i2ctable[2];
3545 if (i2ctable[0] >= 0x40) {
3546 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3547 "G80 DCB I2C table detected, arrgh\n"); /* they're plain weird */
3551 /* it's your own fault if you call this function on a DCB 1.1 BIOS --
3552 * the below assumes DCB 1.2
3554 if (dcb_version < 0x14) {
3560 for (i = 0; i < i2c_entries; i++)
3561 if (i2ctable[headerlen + 4 * i + 3] != 0xff) {
3562 pNv->dcb_table.i2c_read[i] = i2ctable[headerlen + recordoffset + rdofs + 4 * i];
3563 pNv->dcb_table.i2c_write[i] = i2ctable[headerlen + recordoffset + wrofs + 4 * i];
3567 static unsigned int parse_dcb_table(ScrnInfoPtr pScrn, bios_t *bios)
3569 NVPtr pNv = NVPTR(pScrn);
3570 uint16_t dcbptr, i2ctabptr = 0;
3572 uint8_t dcb_version, headerlen = 0x4, entries = MAX_NUM_DCB_ENTRIES;
3573 Bool configblock = TRUE;
3574 int recordlength = 8, confofs = 4;
3577 pNv->dcb_table.entries = 0;
3579 /* get the offset from 0x36 */
3580 dcbptr = le16_to_cpu(*(uint16_t *)&bios->data[0x36]);
3582 if (dcbptr == 0x0) {
3583 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3584 "No Display Configuration Block pointer found\n");
3585 /* this situation likely means a really old card, pre DCB, so we'll add the safe CRT entry */
3586 parse_dcb_entry(pScrn, 0, 0, 0, &pNv->dcb_table.entry[0]);
3590 dcbtable = &bios->data[dcbptr];
3592 /* get DCB version */
3593 dcb_version = dcbtable[0];
3594 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3595 "Display Configuration Block version %d.%d found\n",
3596 dcb_version >> 4, dcb_version & 0xf);
3598 if (dcb_version >= 0x20) { /* NV17+ */
3601 if (dcb_version >= 0x30) { /* NV40+ */
3602 headerlen = dcbtable[1];
3603 entries = dcbtable[2];
3604 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[4]);
3605 sig = le32_to_cpu(*(uint32_t *)&dcbtable[6]);
3607 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3608 "DCB header length %02X, with %02X possible entries\n",
3609 headerlen, entries);
3611 /* dcb_block_count = *(dcbtable[1]); */
3612 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
3613 sig = le32_to_cpu(*(uint32_t *)&dcbtable[4]);
3617 if (sig != 0x4edcbdcb) {
3618 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3619 "Bad Display Configuration Block signature (%08X)\n", sig);
3622 } else if (dcb_version >= 0x14) { /* some NV15/16, and NV11+ */
3626 strncpy(sig, (char *)&dcbtable[-7], 7);
3627 /* dcb_block_count = *(dcbtable[1]); */
3628 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
3632 if (strcmp(sig, "DEV_REC")) {
3633 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3634 "Bad Display Configuration Block signature (%s)\n", sig);
3637 } else if (dcb_version >= 0x12) { /* some NV6/10, and NV15+ */
3638 /* dcb_block_count = *(dcbtable[1]); */
3639 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
3640 configblock = FALSE;
3641 } else { /* NV5+, maybe NV4 */
3642 /* DCB 1.1 seems to be quite unhelpful - we'll just add the safe CRT entry */
3643 parse_dcb_entry(pScrn, dcb_version, 0, 0, &pNv->dcb_table.entry[0]);
3647 if (entries >= MAX_NUM_DCB_ENTRIES)
3648 entries = MAX_NUM_DCB_ENTRIES;
3650 for (i = 0; i < entries; i++) {
3651 uint32_t connection, config = 0;
3653 connection = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + recordlength * i]);
3655 config = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + confofs + recordlength * i]);
3657 /* Should we allow discontinuous DCBs? Certainly DCB I2C tables
3658 * can be discontinuous */
3659 if ((connection & 0x0000000f) == 0x0000000f) /* end of records */
3662 ErrorF("Raw DCB entry %d: %08x %08x\n", i, connection, config);
3663 if (!parse_dcb_entry(pScrn, dcb_version, connection, config, &pNv->dcb_table.entry[i]))
3667 read_dcb_i2c_table(pScrn, bios, dcb_version, i2ctabptr);
3669 /* This is needed for DCB version 2.0 */
3670 /* Otherwise you end up with multiple outputs that are trying to be activated */
3671 for ( i = 0; i < pNv->dcb_table.entries; i ++) {
3673 int cur_i2c = pNv->dcb_table.entry[i].i2c_index;
3674 int cur_type = pNv->dcb_table.entry[i].type;
3675 for ( j = 0; j < pNv->dcb_table.entries; j ++ ) {
3676 if ( i == j ) continue;
3677 if ( pNv->dcb_table.entry[j].type == 100) continue; /* merged entry */
3678 if (( pNv->dcb_table.entry[j].i2c_index == cur_i2c ) && ( pNv->dcb_table.entry[j].type == cur_type )) {
3679 /* We can only merge entries with the same allowed crtc's. */
3680 /* This has not occured so far and needs some logic (to merge dual link properly). */
3681 /* So this remains TODO for the moment. */
3683 /* We also merge entries with the same allowed output routes */
3684 if (pNv->dcb_table.entry[i].or == pNv->dcb_table.entry[j].or) {
3685 xf86DrvMsg(0, X_INFO, "Merging DCB entries %d and %d!\n", i, j);
3686 pNv->dcb_table.entry[i].heads |= pNv->dcb_table.entry[j].heads;
3688 pNv->dcb_table.entry[j].type = 100; /* dummy value */
3694 /* Remove "disabled" entries (merged) */
3695 int valid_entries[pNv->dcb_table.entries];
3697 for ( i = 0; i < pNv->dcb_table.entries; i ++) valid_entries[i] = -1;
3698 for ( i = 0; i < pNv->dcb_table.entries; i ++)
3699 if ( pNv->dcb_table.entry[i].type != 100 ) {
3700 valid_entries[cent] = i;
3703 for ( i = 0; i < cent; i++) {
3704 memmove(&pNv->dcb_table.entry[i], &pNv->dcb_table.entry[valid_entries[i]], sizeof(pNv->dcb_table.entry[i]));
3705 memmove(&pNv->dcb_table.i2c_read[i], &pNv->dcb_table.i2c_read[valid_entries[i]], sizeof(pNv->dcb_table.i2c_read[i]));
3706 memmove(&pNv->dcb_table.i2c_write[i], &pNv->dcb_table.i2c_write[valid_entries[i]], sizeof(pNv->dcb_table.i2c_write[i]));
3709 pNv->dcb_table.entries = cent;
3711 return pNv->dcb_table.entries;
3714 Bool NVInitVBIOS(ScrnInfoPtr pScrn)
3716 NVPtr pNv = NVPTR(pScrn);
3718 memset(&pNv->VBIOS, 0, sizeof(bios_t));
3719 pNv->VBIOS.data = xalloc(64 * 1024);
3721 if (!NVShadowVBIOS(pScrn, pNv->VBIOS.data)) {
3722 xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
3723 "No valid BIOS image found\n");
3724 xfree(pNv->VBIOS.data);
3728 pNv->VBIOS.length = pNv->VBIOS.data[2] * 512;
3729 if (pNv->VBIOS.length > NV_PROM_SIZE)
3730 pNv->VBIOS.length = NV_PROM_SIZE;
3735 Bool NVRunVBIOSInit(ScrnInfoPtr pScrn)
3737 NVPtr pNv = NVPTR(pScrn);
3738 const uint8_t bmp_signature[] = { 0xff, 0x7f, 'N', 'V', 0x0 };
3739 const uint8_t bit_signature[] = { 'B', 'I', 'T' };
3740 int offset, ret = 0;
3742 crtc_access(pScrn, ACCESS_UNLOCK);
3744 if ((offset = findstr(&pNv->VBIOS, bit_signature, sizeof(bit_signature)))) {
3745 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BIT BIOS found\n");
3746 parse_bit_structure(pScrn, &pNv->VBIOS, offset + 4);
3747 } else if ((offset = findstr(&pNv->VBIOS, bmp_signature, sizeof(bmp_signature)))) {
3748 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BMP BIOS found\n");
3749 parse_bmp_structure(pScrn, &pNv->VBIOS, offset);
3751 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3752 "No known BIOS signature found\n");
3756 crtc_access(pScrn, ACCESS_LOCK);
3764 unsigned int NVParseBios(ScrnInfoPtr pScrn)
3766 NVPtr pNv = NVPTR(pScrn);
3767 uint32_t saved_nv_pextdev_boot_0;
3769 if (!NVInitVBIOS(pScrn))
3772 /* these will need remembering across a suspend */
3773 saved_nv_pextdev_boot_0 = nv32_rd(pScrn, NV_PEXTDEV_BOOT_0);
3774 saved_nv_pfb_cfg0 = nv32_rd(pScrn, NV_PFB_CFG0);
3776 pNv->VBIOS.execute = FALSE;
3778 if (!NVRunVBIOSInit(pScrn))
3781 nv32_wr(pScrn, NV_PEXTDEV_BOOT_0, saved_nv_pextdev_boot_0);
3783 if (parse_dcb_table(pScrn, &pNv->VBIOS))
3784 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
3785 "Found %d entries in DCB\n", pNv->dcb_table.entries);