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_PRAMIN_ROM_OFFSET 0x00700000
44 static int crtchead = 0;
51 static uint16_t le16_to_cpu(const uint16_t x)
53 #if X_BYTE_ORDER == X_BIG_ENDIAN
60 static uint32_t le32_to_cpu(const uint32_t x)
62 #if X_BYTE_ORDER == X_BIG_ENDIAN
69 static Bool nv_cksum(const uint8_t *data, unsigned int length)
71 /* there's a few checksums in the BIOS, so here's a generic checking function */
75 for (i = 0; i < length; i++)
84 static int NVValidVBIOS(ScrnInfoPtr pScrn, const uint8_t *data)
86 /* check for BIOS signature */
87 if (!(data[0] == 0x55 && data[1] == 0xAA)) {
88 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
89 "... BIOS signature not found\n");
93 if (nv_cksum(data, data[2] * 512)) {
94 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
95 "... BIOS checksum invalid\n");
96 /* probably ought to set a do_not_execute flag for table parsing here,
97 * assuming most BIOSen are valid */
100 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "... appears to be valid\n");
105 static void NVShadowVBIOS_PROM(ScrnInfoPtr pScrn, uint8_t *data)
107 NVPtr pNv = NVPTR(pScrn);
110 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
111 "Attempting to locate BIOS image in PROM\n");
113 /* enable ROM access */
114 nvWriteMC(pNv, NV_PBUS_PCI_NV_20, NV_PBUS_PCI_NV_20_ROM_SHADOW_DISABLED);
115 for (i = 0; i < NV_PROM_SIZE; i++) {
116 /* according to nvclock, we need that to work around a 6600GT/6800LE bug */
117 data[i] = pNv->PROM[i];
118 data[i] = pNv->PROM[i];
119 data[i] = pNv->PROM[i];
120 data[i] = pNv->PROM[i];
121 data[i] = pNv->PROM[i];
123 /* disable ROM access */
124 nvWriteMC(pNv, NV_PBUS_PCI_NV_20, NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED);
127 static void NVShadowVBIOS_PRAMIN(ScrnInfoPtr pScrn, uint32_t *data)
129 NVPtr pNv = NVPTR(pScrn);
130 const uint32_t *pramin = (uint32_t *)&pNv->REGS[NV_PRAMIN_ROM_OFFSET/4];
131 uint32_t old_bar0_pramin = 0;
133 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
134 "Attempting to locate BIOS image in PRAMIN\n");
136 if (pNv->Architecture >= NV_ARCH_50) {
139 vbios_vram = (pNv->REGS[0x619f04/4] & ~0xff) << 8;
141 vbios_vram = pNv->REGS[0x1700/4] << 16;
142 vbios_vram += 0xf0000;
145 old_bar0_pramin = pNv->REGS[0x1700/4];
146 pNv->REGS[0x1700/4] = vbios_vram >> 16;
149 memcpy(data, pramin, NV_PROM_SIZE);
151 if (pNv->Architecture >= NV_ARCH_50) {
152 pNv->REGS[0x1700/4] = old_bar0_pramin;
156 static Bool NVShadowVBIOS(ScrnInfoPtr pScrn, uint8_t *data)
158 NVShadowVBIOS_PROM(pScrn, data);
159 if (NVValidVBIOS(pScrn, data) == 2)
162 NVShadowVBIOS_PRAMIN(pScrn, (uint32_t *)data);
163 if (NVValidVBIOS(pScrn, data))
174 int length_multiplier;
175 Bool (*handler)(ScrnInfoPtr pScrn, bios_t *, uint16_t, init_exec_t *);
184 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec);
186 #define MACRO_INDEX_SIZE 2
188 #define CONDITION_SIZE 12
189 #define IO_FLAG_CONDITION_SIZE 9
197 static int nv_valid_reg(uint32_t reg)
199 #define WITHIN(x,y,z) ((x>=y)&&(x<y+z))
200 if (WITHIN(reg,NV_PRAMIN_OFFSET,NV_PRAMIN_SIZE))
202 if (WITHIN(reg,NV_PCRTC0_OFFSET,NV_PCRTC0_SIZE))
204 if (WITHIN(reg,NV_PRAMDAC0_OFFSET,NV_PRAMDAC0_SIZE))
206 if (WITHIN(reg,NV_PFB_OFFSET,NV_PFB_SIZE))
208 if (WITHIN(reg,NV_PFIFO_OFFSET,NV_PFIFO_SIZE))
210 if (WITHIN(reg,NV_PGRAPH_OFFSET,NV_PGRAPH_SIZE))
212 if (WITHIN(reg,NV_PEXTDEV_OFFSET,NV_PEXTDEV_SIZE))
214 if (WITHIN(reg,NV_PTIMER_OFFSET,NV_PTIMER_SIZE))
216 if (WITHIN(reg,NV_PVIDEO_OFFSET,NV_PVIDEO_SIZE))
218 if (WITHIN(reg,NV_PMC_OFFSET,NV_PMC_SIZE))
220 if (WITHIN(reg,NV_FIFO_OFFSET,NV_FIFO_SIZE))
222 if (WITHIN(reg,NV_PCIO0_OFFSET,NV_PCIO0_SIZE))
224 if (WITHIN(reg,NV_PDIO0_OFFSET,NV_PDIO0_SIZE))
226 if (WITHIN(reg,NV_PVIO_OFFSET,NV_PVIO_SIZE))
228 if (WITHIN(reg,NV_PROM_OFFSET,NV_PROM_SIZE))
230 if (WITHIN(reg,NV_PRAMIN_ROM_OFFSET,NV_PROM_SIZE))
233 if (WITHIN(reg,0x88000,0x1000))
239 static void nv32_rd(ScrnInfoPtr pScrn, uint32_t reg, uint32_t *data)
241 NVPtr pNv = NVPTR(pScrn);
243 if (!nv_valid_reg(reg)) {
244 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
245 "========= unknown reg 0x%08X ==========\n", reg);
248 *data = pNv->REGS[reg/4];
250 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
251 " Read: Reg: 0x%08X, Data: 0x%08X\n", reg, *data);
254 static int nv32_wr(ScrnInfoPtr pScrn, uint32_t reg, uint32_t data)
256 NVPtr pNv = NVPTR(pScrn);
258 uint8_t saved1 = 0, saved2 = 0;
259 volatile uint8_t *crtcptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
261 if (DEBUGLEVEL >= 8) {
263 nv32_rd(pScrn, reg, &tmp);
266 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
267 " Write: Reg: 0x%08X, Data: 0x%08X\n", reg, data);
268 if (!nv_valid_reg(reg)) {
269 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
270 "========= unknown reg 0x%08X ==========\n", reg);
274 if (pNv->VBIOS.execute) {
277 if ((reg & 0xffc) == 0x3c0) {
279 saved1 = VGA_RD08(crtcptr, VGA_MISC_OUT_R);
280 saved2 = VGA_RD08(crtcptr, VGA_ENABLE);
282 if ((reg & 0xffc) == 0x3cc) {
284 saved1 = VGA_RD08(crtcptr, VGA_GRAPH_INDEX);
285 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, 0x06);
286 saved2 = VGA_RD08(crtcptr, VGA_GRAPH_DATA);
289 pNv->REGS[reg/4] = data;
291 if (specialcase == 1) {
292 VGA_WR08(crtcptr, VGA_ENABLE, saved2);
293 VGA_WR08(crtcptr, VGA_MISC_OUT_W, saved1);
295 if (specialcase == 2) {
296 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, 0x06);
297 VGA_WR08(crtcptr, VGA_GRAPH_DATA, saved2);
298 VGA_WR08(crtcptr, VGA_GRAPH_INDEX, saved1);
305 static void nv_idx_port_rd(ScrnInfoPtr pScrn, uint16_t port, uint8_t index, uint8_t *data)
307 NVPtr pNv = NVPTR(pScrn);
308 volatile uint8_t *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
310 VGA_WR08(ptr, port, index);
311 *data = VGA_RD08(ptr, port + 1);
314 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
315 " Indexed read: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
316 port, index, crtchead, *data);
319 static void nv_idx_port_wr(ScrnInfoPtr pScrn, uint16_t port, uint8_t index, uint8_t data)
321 NVPtr pNv = NVPTR(pScrn);
322 volatile uint8_t *ptr;
324 /* The current head is maintained in a file scope variable crtchead.
325 * We trap changes to CRTCX_OWNER and update the head variable
326 * and hence the register set written.
327 * As CRTCX_OWNER only exists on CRTC0, we update crtchead to head0
328 * in advance of the write, and to head1 after the write
330 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data != NV_VGA_CRTCX_OWNER_HEADB)
332 ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
334 if (DEBUGLEVEL >= 8) {
336 nv_idx_port_rd(pScrn, port, index, &tmp);
339 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
340 " Indexed write: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
341 port, index, crtchead, data);
343 if (pNv->VBIOS.execute) {
345 VGA_WR08(ptr, port, index);
346 VGA_WR08(ptr, port + 1, data);
349 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data == NV_VGA_CRTCX_OWNER_HEADB)
353 static Bool io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, uint8_t cond)
355 /* The IO flag condition entry has 2 bytes for the CRTC port; 1 byte
356 * for the CRTC index; 1 byte for the mask to apply to the value
357 * retrieved from the CRTC; 1 byte for the shift right to apply to the
358 * masked CRTC value; 2 bytes for the offset to the flag array, to
359 * which the shifted value is added; 1 byte for the mask applied to the
360 * value read from the flag array; and 1 byte for the value to compare
361 * against the masked byte from the flag table.
364 uint16_t condptr = bios->io_flag_condition_tbl_ptr + cond * IO_FLAG_CONDITION_SIZE;
365 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[condptr])));
366 uint8_t crtcindex = bios->data[condptr + 2];
367 uint8_t mask = bios->data[condptr + 3];
368 uint8_t shift = bios->data[condptr + 4];
369 uint16_t flagarray = le16_to_cpu(*((uint16_t *)(&bios->data[condptr + 5])));
370 uint8_t flagarraymask = bios->data[condptr + 7];
371 uint8_t cmpval = bios->data[condptr + 8];
375 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
376 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, FlagArray: 0x%04X, FAMask: 0x%02X, Cmpval: 0x%02X\n",
377 offset, crtcport, crtcindex, mask, shift, flagarray, flagarraymask, cmpval);
379 nv_idx_port_rd(pScrn, crtcport, crtcindex, &data);
381 data = bios->data[flagarray + ((data & mask) >> shift)];
382 data &= flagarraymask;
385 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
386 "0x%04X: Checking if 0x%02X equals 0x%02X\n",
387 offset, data, cmpval);
395 static Bool init_prog(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
397 /* INIT_PROG opcode: 0x31
399 * offset (8 bit): opcode
400 * offset + 1 (32 bit): reg
401 * offset + 5 (32 bit): and mask
402 * offset + 9 (8 bit): shift right
403 * offset + 10 (8 bit): number of configurations
404 * offset + 11 (32 bit): register
405 * offset + 15 (32 bit): configuration 1
408 * Starting at offset + 15 there are "number of configurations"
409 * 32 bit values. To find out which configuration value to use
410 * read "CRTC reg" on the CRTC controller with index "CRTC index"
411 * and bitwise AND this value with "and mask" and then bit shift the
412 * result "shift right" bits to the right.
413 * Assign "register" with appropriate configuration value.
416 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
417 CARD32 and = *((CARD32 *) (&bios->data[offset + 5]));
418 CARD8 shiftr = *((CARD8 *) (&bios->data[offset + 9]));
419 CARD8 nr = *((CARD8 *) (&bios->data[offset + 10]));
420 CARD32 reg2 = *((CARD32 *) (&bios->data[offset + 11]));
422 CARD32 configval, tmp;
424 if (iexec->execute) {
425 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%04X\n", offset,
428 nv32_rd(pScrn, reg, &tmp);
429 configuration = (tmp & and) >> shiftr;
431 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONFIGURATION TO USE: 0x%02X\n",
432 offset, configuration);
434 if (configuration <= nr) {
437 *((CARD32 *) (&bios->data[offset + 15 + configuration * 4]));
439 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%08X, VALUE: 0x%08X\n", offset,
442 nv32_rd(pScrn, reg2, &tmp);
443 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n",
445 nv32_wr(pScrn, reg2, configval);
451 static Bool init_io_restrict_prog(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
453 /* INIT_IO_RESTRICT_PROG opcode: 0x32 ('2')
455 * offset (8 bit): opcode
456 * offset + 1 (16 bit): CRTC port
457 * offset + 3 (8 bit): CRTC index
458 * offset + 4 (8 bit): mask
459 * offset + 5 (8 bit): shift
460 * offset + 6 (8 bit): count
461 * offset + 7 (32 bit): register
462 * offset + 11 (32 bit): configuration 1
465 * Starting at offset + 11 there are "count" 32 bit values.
466 * To find out which value to use read index "CRTC index" on "CRTC port",
467 * AND this value with "mask" and then bit shift right "shift" bits.
468 * Read the appropriate value using this index and write to "register"
471 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
472 uint8_t crtcindex = bios->data[offset + 3];
473 uint8_t mask = bios->data[offset + 4];
474 uint8_t shift = bios->data[offset + 5];
475 uint8_t count = bios->data[offset + 6];
476 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
484 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
485 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
486 offset, crtcport, crtcindex, mask, shift, count, reg);
488 nv_idx_port_rd(pScrn, crtcport, crtcindex, &config);
489 config = (config & mask) >> shift;
490 if (config > count) {
491 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
492 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
493 offset, config, count);
497 configval = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
500 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
501 "0x%04X: Writing config %02X\n", offset, config);
503 nv32_wr(pScrn, reg, configval);
508 static Bool init_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
510 /* INIT_REPEAT opcode: 0x33 ('3')
512 * offset (8 bit): opcode
513 * offset + 1 (8 bit): count
515 * Execute script following this opcode up to INIT_REPEAT_END
519 uint8_t count = bios->data[offset + 1];
522 /* no iexec->execute check by design */
524 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
525 "0x%04X: REPEATING FOLLOWING SEGMENT %d TIMES.\n",
528 iexec->repeat = TRUE;
530 /* count - 1, as the script block will execute once when we leave this
531 * opcode -- this is compatible with bios behaviour as:
532 * a) the block is always executed at least once, even if count == 0
533 * b) the bios interpreter skips to the op following INIT_END_REPEAT,
536 for (i = 0; i < count - 1; i++)
537 parse_init_table(pScrn, bios, offset + 2, iexec);
539 iexec->repeat = FALSE;
544 static Bool init_io_restrict_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
546 /* INIT_IO_RESTRICT_PLL opcode: 0x34 ('4')
548 * offset (8 bit): opcode
549 * offset + 1 (16 bit): CRTC port
550 * offset + 3 (8 bit): CRTC index
551 * offset + 4 (8 bit): mask
552 * offset + 5 (8 bit): shift
553 * offset + 6 (8 bit): IO flag condition index
554 * offset + 7 (8 bit): count
555 * offset + 8 (32 bit): register
556 * offset + 12 (16 bit): frequency 1
559 * Starting at offset + 12 there are "count" 16 bit frequencies (10kHz).
560 * Set PLL register "register" to coefficients for frequency n,
561 * selected by reading index "CRTC index" of "CRTC port" ANDed with
562 * "mask" and shifted right by "shift". If "IO flag condition index" > 0,
563 * and condition met, double frequency before setting it.
566 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
567 uint8_t crtcindex = bios->data[offset + 3];
568 uint8_t mask = bios->data[offset + 4];
569 uint8_t shift = bios->data[offset + 5];
570 int8_t io_flag_condition_idx = bios->data[offset + 6];
571 uint8_t count = bios->data[offset + 7];
572 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 8])));
580 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
581 "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",
582 offset, crtcport, crtcindex, mask, shift, io_flag_condition_idx, count, reg);
584 nv_idx_port_rd(pScrn, crtcport, crtcindex, &config);
585 config = (config & mask) >> shift;
586 if (config > count) {
587 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
588 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
589 offset, config, count);
593 freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 12 + config * 2])));
595 if (io_flag_condition_idx > 0) {
596 if (io_flag_condition(pScrn, bios, offset, io_flag_condition_idx)) {
597 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
598 "0x%04X: CONDITION FULFILLED - FREQ DOUBLED\n", offset);
601 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
602 "0x%04X: CONDITION IS NOT FULFILLED. FREQ UNCHANGED\n", offset);
606 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
607 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %d0kHz\n",
608 offset, reg, config, freq);
610 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
615 configval = 0x01014E07;
618 configval = 0x13030E02;
625 static Bool init_end_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
627 /* INIT_END_REPEAT opcode: 0x36 ('6')
629 * offset (8 bit): opcode
631 * Marks the end of the block for INIT_REPEAT to repeat
634 /* no iexec->execute check by design */
636 /* iexec->repeat flag necessary to go past INIT_END_REPEAT opcode when
637 * we're not in repeat mode
645 static Bool init_copy(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
647 /* INIT_COPY opcode: 0x37 ('7')
649 * offset (8 bit): opcode
650 * offset + 1 (32 bit): register
651 * offset + 5 (8 bit): shift
652 * offset + 6 (8 bit): srcmask
653 * offset + 7 (16 bit): CRTC port
654 * offset + 9 (8 bit): CRTC index
655 * offset + 10 (8 bit): mask
657 * Read index "CRTC index" on "CRTC port", AND with "mask", OR with
658 * (REGVAL("register") >> "shift" & "srcmask") and write-back to CRTC port
661 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
662 uint8_t shift = bios->data[offset + 5];
663 uint8_t srcmask = bios->data[offset + 6];
664 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 7])));
665 uint8_t crtcindex = bios->data[offset + 9];
666 uint8_t mask = bios->data[offset + 10];
674 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
675 "0x%04X: Reg: 0x%08X, Shift: 0x%02X, SrcMask: 0x%02X, Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X\n",
676 offset, reg, shift, srcmask, crtcport, crtcindex, mask);
678 nv32_rd(pScrn, reg, &data);
683 data <<= (0x100 - shift);
687 nv_idx_port_rd(pScrn, crtcport, crtcindex, &crtcdata);
688 crtcdata = (crtcdata & mask) | (uint8_t)data;
689 nv_idx_port_wr(pScrn, crtcport, crtcindex, crtcdata);
694 static Bool init_not(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
696 /* INIT_NOT opcode: 0x38 ('8')
698 * offset (8 bit): opcode
700 * Invert the current execute / no-execute condition (i.e. "else")
703 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
704 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
706 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
707 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", offset);
709 iexec->execute = !iexec->execute;
713 static Bool init_io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
715 /* INIT_IO_FLAG_CONDITION opcode: 0x39 ('9')
717 * offset (8 bit): opcode
718 * offset + 1 (8 bit): condition number
720 * Check condition "condition number" in the IO flag condition table.
721 * If condition not met skip subsequent opcodes until condition
722 * is inverted (INIT_NOT), or we hit INIT_RESUME
725 uint8_t cond = bios->data[offset + 1];
730 if (io_flag_condition(pScrn, bios, offset, cond))
731 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
732 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
734 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
735 "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
736 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
737 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
738 iexec->execute = FALSE;
744 Bool init_idx_addr_latched(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
746 /* INIT_INDEX_ADDRESS_LATCHED opcode: 0x49 ('I')
748 * offset (8 bit): opcode
749 * offset + 1 (32 bit): control register
750 * offset + 5 (32 bit): data register
751 * offset + 9 (32 bit): mask
752 * offset + 13 (32 bit): data
753 * offset + 17 (8 bit): count
754 * offset + 18 (8 bit): address 1
755 * offset + 19 (8 bit): data 1
758 * For each of "count" address and data pairs, write "data n" to "data register",
759 * read the current value of "control register", and write it back once ANDed
760 * with "mask", ORed with "data", and ORed with "address n"
763 uint32_t controlreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
764 uint32_t datareg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
765 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
766 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 13])));
767 uint8_t count = bios->data[offset + 17];
775 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
776 "0x%04X: ControlReg: 0x%08X, DataReg: 0x%08X, Mask: 0x%08X, Data: 0x%08X, Count: 0x%02X\n",
777 offset, controlreg, datareg, mask, data, count);
779 for (i = 0; i < count; i++) {
780 uint8_t instaddress = bios->data[offset + 18 + i * 2];
781 uint8_t instdata = bios->data[offset + 19 + i * 2];
784 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
785 "0x%04X: Address: 0x%02X, Data: 0x%02X\n", offset, instaddress, instdata);
787 nv32_wr(pScrn, datareg, instdata);
789 nv32_rd(pScrn, controlreg, &value);
790 value = (value & mask) | data | instaddress;
792 nv32_wr(pScrn, controlreg, value);
798 static Bool init_io_restrict_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
800 /* INIT_IO_RESTRICT_PLL2 opcode: 0x4A ('J')
802 * offset (8 bit): opcode
803 * offset + 1 (16 bit): CRTC port
804 * offset + 3 (8 bit): CRTC index
805 * offset + 4 (8 bit): mask
806 * offset + 5 (8 bit): shift
807 * offset + 6 (8 bit): count
808 * offset + 7 (32 bit): register
809 * offset + 11 (32 bit): frequency 1
812 * Starting at offset + 11 there are "count" 32 bit frequencies (kHz).
813 * Set PLL register "register" to coefficients for frequency n,
814 * selected by reading index "CRTC index" of "CRTC port" ANDed with
815 * "mask" and shifted right by "shift".
818 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
819 uint8_t crtcindex = bios->data[offset + 3];
820 uint8_t mask = bios->data[offset + 4];
821 uint8_t shift = bios->data[offset + 5];
822 uint8_t count = bios->data[offset + 6];
823 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
831 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
832 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
833 offset, crtcport, crtcindex, mask, shift, count, reg);
838 nv_idx_port_rd(pScrn, crtcport, crtcindex, &config);
839 config = (config & mask) >> shift;
840 if (config > count) {
841 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
842 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
843 offset, config, count);
847 freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
850 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
851 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %dkHz\n",
852 offset, reg, config, freq);
854 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
859 static Bool init_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
861 /* INIT_PLL2 opcode: 0x4B ('K')
863 * offset (8 bit): opcode
864 * offset + 1 (32 bit): register
865 * offset + 5 (32 bit): freq
867 * Set PLL register "register" to coefficients for frequency "freq"
870 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
871 uint32_t freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
877 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
878 "0x%04X: Reg: 0x%04X, Freq: %dkHz\n",
881 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
886 Bool init_50(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
888 /* INIT_50 opcode: 0x50 ('P')
890 * offset (8 bit): opcode
891 * offset + 1 (8 bit): magic lookup value
892 * offset + 2 (8 bit): count
893 * offset + 3 (8 bit): addr 1
894 * offset + 4 (8 bit): data 1
897 * For each of "count" TMDS address and data pairs write "data n" to "addr n"
898 * "magic lookup value" (mlv) determines which TMDS base address is used:
899 * For mlv < 0x80, it is an index into a table of TMDS base addresses
900 * For mlv == 0x80 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
901 * to index a table of offsets to the basic 0x6808b0 address
902 * For mlv == 0x81 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
903 * to index a table of offsets to the basic 0x6808b0 address, and then flip the offset by 8
905 NVPtr pNv = NVPTR(pScrn);
906 uint8_t mlv = bios->data[offset + 1];
907 uint8_t count = bios->data[offset + 2];
911 int pramdac_offset[13] = {0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000};
912 uint32_t pramdac_table[4] = {0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8};
918 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
919 "0x%04X: MagicLookupValue: 0x%02X, Count: 0x%02X\n",
922 /* here we assume that the DCB table has already been parsed */
925 /* This register needs to written for correct output */
926 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
927 nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, 0x58, &dcb_entry);
928 if (dcb_entry > pNv->dcb_table.entries) {
929 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
930 "0x%04X: CR58 doesn't have a valid DCB entry currently (%02X)\n",
934 dacoffset = pramdac_offset[pNv->dcb_table.entry[dcb_entry].or];
937 reg = 0x6808b0 + dacoffset;
939 if (mlv > (sizeof(pramdac_table) / sizeof(uint32_t))) {
940 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
941 "0x%04X: Magic Lookup Value too big (%02X)\n", offset, mlv);
944 reg = pramdac_table[mlv];
947 for (i = 0; i < count; i++) {
948 uint8_t tmds_addr = bios->data[offset + 3 + i * 2];
949 uint8_t tmds_data = bios->data[offset + 4 + i * 2];
951 nv32_wr(pScrn, reg + 4, tmds_data);
952 nv32_wr(pScrn, reg, tmds_addr);
958 Bool init_cr_idx_adr_latch(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
960 /* INIT_CR_INDEX_ADDRESS_LATCHED opcode: 0x51 ('Q')
962 * offset (8 bit): opcode
963 * offset + 1 (8 bit): CRTC index1
964 * offset + 2 (8 bit): CRTC index2
965 * offset + 3 (8 bit): baseaddr
966 * offset + 4 (8 bit): count
967 * offset + 5 (8 bit): data 1
970 * For each of "count" address and data pairs, write "baseaddr + n" to
971 * "CRTC index1" and "data n" to "CRTC index2"
972 * Once complete, restore initial value read from "CRTC index1"
974 uint8_t crtcindex1 = bios->data[offset + 1];
975 uint8_t crtcindex2 = bios->data[offset + 2];
976 uint8_t baseaddr = bios->data[offset + 3];
977 uint8_t count = bios->data[offset + 4];
978 uint8_t oldaddr, data;
985 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
986 "0x%04X: Index1: 0x%02X, Index2: 0x%02X, BaseAddr: 0x%02X, Count: 0x%02X\n",
987 offset, crtcindex1, crtcindex2, baseaddr, count);
989 nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex1, &oldaddr);
991 for (i = 0; i < count; i++) {
992 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, baseaddr + i);
994 data = bios->data[offset + 5 + i];
995 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex2, data);
998 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, oldaddr);
1003 Bool init_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1005 /* INIT_CR opcode: 0x52 ('R')
1007 * offset (8 bit): opcode
1008 * offset + 1 (8 bit): CRTC index
1009 * offset + 2 (8 bit): mask
1010 * offset + 3 (8 bit): data
1012 * Assign the value of at "CRTC index" ANDed with mask and ORed with data
1013 * back to "CRTC index"
1016 uint8_t crtcindex = bios->data[offset + 1];
1017 uint8_t mask = bios->data[offset + 2];
1018 uint8_t data = bios->data[offset + 3];
1021 if (!iexec->execute)
1024 if (DEBUGLEVEL >= 6)
1025 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1026 "0x%04X: Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
1027 offset, crtcindex, mask, data);
1029 nv_idx_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex, &value);
1031 value = (value & mask) | data;
1033 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, value);
1038 static Bool init_zm_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1040 /* INIT_ZM_CR opcode: 0x53 ('S')
1042 * offset (8 bit): opcode
1043 * offset + 1 (8 bit): CRTC index
1044 * offset + 2 (8 bit): value
1046 * Assign "value" to CRTC register with index "CRTC index".
1049 uint8_t crtcindex = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1050 uint8_t data = bios->data[offset + 2];
1052 if (!iexec->execute)
1055 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, data);
1060 static Bool init_zm_cr_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1062 /* INIT_ZM_CR opcode: 0x54 ('T')
1064 * offset (8 bit): opcode
1065 * offset + 1 (8 bit): count
1066 * offset + 2 (8 bit): CRTC index 1
1067 * offset + 3 (8 bit): value 1
1070 * For "count", assign "value n" to CRTC register with index "CRTC index n".
1073 uint8_t count = bios->data[offset + 1];
1076 if (!iexec->execute)
1079 for (i = 0; i < count; i++)
1080 init_zm_cr(pScrn, bios, offset + 2 + 2 * i - 1, iexec);
1085 static Bool init_condition_time(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1087 /* My BIOS does not use this command. */
1088 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1093 static Bool init_zm_reg_sequence(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1095 /* INIT_ZM_REG_SEQUENCE opcode: 0x58 ('X')
1097 * offset (8 bit): opcode
1098 * offset + 1 (32 bit): base register
1099 * offset + 5 (8 bit): count
1100 * offset + 6 (32 bit): value 1
1103 * Starting at offset + 6 there are "count" 32 bit values.
1104 * For "count" iterations set "base register" + 4 * current_iteration
1105 * to "value current_iteration"
1108 uint32_t basereg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1109 uint32_t count = bios->data[offset + 5];
1112 if (!iexec->execute)
1115 if (DEBUGLEVEL >= 6)
1116 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1117 "0x%04X: BaseReg: 0x%08X, Count: 0x%02X\n",
1118 offset, basereg, count);
1120 for (i = 0; i < count; i++) {
1121 uint32_t reg = basereg + i * 4;
1122 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 6 + i * 4])));
1124 nv32_wr(pScrn, reg, data);
1130 static Bool init_indirect_reg(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1132 /* INIT_INDIRECT_REG opcode: 0x5A
1134 * offset (8 bit): opcode
1135 * offset + 1 (32 bit): register
1136 * offset + 5 (16 bit): adress offset (in bios)
1138 * Lookup value at offset data in the bios and write it to reg
1140 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
1141 CARD16 data = le16_to_cpu(*((CARD16 *) (&bios->data[offset + 5])));
1142 CARD32 data2 = bios->data[data];
1144 if (iexec->execute) {
1145 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1146 "0x%04X: REG: 0x%04X, DATA AT: 0x%04X, VALUE IS: 0x%08X\n",
1147 offset, reg, data, data2);
1149 if (DEBUGLEVEL >= 6) {
1151 nv32_rd(pScrn, reg, &tmpval);
1152 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n", offset, tmpval);
1155 nv32_wr(pScrn, reg, data2);
1160 static Bool init_sub_direct(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1162 /* INIT_SUB_DIRECT opcode: 0x5B ('[')
1164 * offset (8 bit): opcode
1165 * offset + 1 (16 bit): subroutine offset (in bios)
1167 * Calls a subroutine that will execute commands until INIT_DONE
1171 uint16_t sub_offset = le16_to_cpu(*((uint16_t *) (&bios->data[offset + 1])));
1173 if (!iexec->execute)
1176 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: EXECUTING SUB-ROUTINE AT 0x%04X\n",
1177 offset, sub_offset);
1179 parse_init_table(pScrn, bios, sub_offset, iexec);
1181 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: END OF SUB-ROUTINE AT 0x%04X\n",
1182 offset, sub_offset);
1187 static Bool init_copy_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1189 CARD32 srcreg = *((CARD32 *) (&bios->data[offset + 1]));
1190 CARD8 shift = *((CARD8 *) (&bios->data[offset + 5]));
1191 CARD32 and1 = *((CARD32 *) (&bios->data[offset + 6]));
1192 CARD32 xor = *((CARD32 *) (&bios->data[offset + 10]));
1193 CARD32 dstreg = *((CARD32 *) (&bios->data[offset + 14]));
1194 CARD32 and2 = *((CARD32 *) (&bios->data[offset + 18]));
1198 if (iexec->execute) {
1199 nv32_rd(pScrn, srcreg, &srcdata);
1206 srcdata = (srcdata & and1) ^ xor;
1208 nv32_rd(pScrn, dstreg, &dstdata);
1214 nv32_rd(pScrn, dstreg, &tmp);
1216 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%08X, VALUE: 0x%08X\n", offset, dstreg,
1219 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n", offset, tmp);
1221 nv32_wr(pScrn, dstreg, dstdata);
1226 static Bool init_zm_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1228 /* INIT_ZM_INDEX_IO opcode: 0x62 ('b')
1230 * offset (8 bit): opcode
1231 * offset + 1 (16 bit): CRTC port
1232 * offset + 3 (8 bit): CRTC index
1233 * offset + 4 (8 bit): data
1235 * Write "data" to index "CRTC index" of "CRTC port"
1237 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1238 uint8_t crtcindex = bios->data[offset + 3];
1239 uint8_t data = bios->data[offset + 4];
1241 if (!iexec->execute)
1244 nv_idx_port_wr(pScrn, crtcport, crtcindex, data);
1249 static Bool init_compute_mem(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1251 /* INIT_COMPUTE_MEM opcode: 0x63 ('c')
1253 * offset (8 bit): opcode
1258 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1260 uint16_t ramcfg = le16_to_cpu(*((uint16_t *)(&bios->data[bios->ram_table_offset])));
1265 if (!iexec->execute)
1268 nv32_rd(pScrn, 0x00101000, &strapinfo);
1269 nv32_rd(pScrn, 0x00100080, &pfb_debug);
1271 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "STRAPINFO: 0x%08X\n", strapinfo);
1272 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PFB_DEBUG: 0x%08X\n", pfb_debug);
1273 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "RAM CFG: 0x%04X\n", ramcfg);
1275 pfb_debug &= 0xffffffef;
1277 strapinfo &= 0x0000000f;
1278 ramcfg2 = le16_to_cpu(*((uint16_t *)
1279 (&bios->data[bios->ram_table_offset + (2 * strapinfo)])));
1281 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AFTER MANIPULATION\n");
1282 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "STRAPINFO: 0x%08X\n", strapinfo);
1283 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PFB_DEBUG: 0x%08X\n", pfb_debug);
1284 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "RAM CFG2: 0x%08X\n", ramcfg2);
1290 nv32_rd(pScrn, 0x00100200, ®1);
1291 nv32_rd(pScrn, 0x0010020C, ®2);
1293 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x00100200: 0x%08X\n", reg1);
1294 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x0010020C: 0x%08X\n", reg2);
1300 static Bool init_reset(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1302 /* INIT_RESET opcode: 0x65 ('e')
1304 * offset (8 bit): opcode
1305 * offset + 1 (32 bit): register
1306 * offset + 5 (32 bit): value1
1307 * offset + 9 (32 bit): value2
1309 * Assign "value1" to "register", then assign "value2" to "register"
1312 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1313 uint32_t value1 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1314 uint32_t value2 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1315 uint32_t pci_nv_19, pci_nv_20;
1317 /* no iexec->execute check by design */
1319 nv32_rd(pScrn, NV_PBUS_PCI_NV_19, &pci_nv_19);
1320 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, 0);
1321 nv32_wr(pScrn, reg, value1);
1325 nv32_wr(pScrn, reg, value2);
1326 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, pci_nv_19);
1328 nv32_rd(pScrn, NV_PBUS_PCI_NV_20, &pci_nv_20);
1329 pci_nv_20 &= !NV_PBUS_PCI_NV_20_ROM_SHADOW_ENABLED; /* 0xfffffffe */
1330 nv32_wr(pScrn, NV_PBUS_PCI_NV_20, pci_nv_20);
1335 static Bool init_index_io8(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1337 /* INIT_INDEX_IO8 opcode: 0x69
1339 * offset (8 bit): opcode
1340 * offset + 1 (16 bit): CRTC reg
1341 * offset + 3 (8 bit): and mask
1342 * offset + 4 (8 bit): or with
1347 NVPtr pNv = NVPTR(pScrn);
1348 volatile CARD8 *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
1349 CARD16 reg = le16_to_cpu(*((CARD16 *)(&bios->data[offset + 1])));
1350 CARD8 and = *((CARD8 *)(&bios->data[offset + 3]));
1351 CARD8 or = *((CARD8 *)(&bios->data[offset + 4]));
1354 if (iexec->execute) {
1355 data = (VGA_RD08(ptr, reg) & and) | or;
1357 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1358 "0x%04X: CRTC REG: 0x%04X, VALUE: 0x%02X\n",
1360 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%02X\n", offset,
1361 VGA_RD08(ptr, reg));
1363 #ifdef PERFORM_WRITE
1364 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "init_index_io8 crtcreg 0x%X value 0x%X\n",reg,data);
1366 VGA_WR08(ptr, reg, data);
1372 static Bool init_sub(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1374 /* INIT_SUB opcode: 0x6B ('k')
1376 * offset (8 bit): opcode
1377 * offset + 1 (8 bit): script number
1379 * Execute script number "script number", as a subroutine
1382 uint8_t sub = bios->data[offset + 1];
1384 if (!iexec->execute)
1387 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1388 "0x%04X: EXECUTING SUB-SCRIPT %d\n", offset, sub);
1390 parse_init_table(pScrn, bios,
1391 le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + sub * 2]))),
1394 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1395 "0x%04X: END OF SUB-SCRIPT %d\n", offset, sub);
1400 static Bool init_ram_condition(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1402 /* INIT_RAM_CONDITION opcode: 0x6D
1404 * offset (8 bit): opcode
1405 * offset + 1 (8 bit): and mask
1406 * offset + 2 (8 bit): cmpval
1408 * Test if (NV_PFB_BOOT & and mask) matches cmpval
1410 NVPtr pNv = NVPTR(pScrn);
1411 CARD8 and = *((CARD8 *) (&bios->data[offset + 1]));
1412 CARD8 cmpval = *((CARD8 *) (&bios->data[offset + 2]));
1415 if (iexec->execute) {
1416 data=(pNv->PFB[NV_PFB_BOOT/4])∧
1418 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1419 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
1420 offset, data, cmpval);
1422 if (data == cmpval) {
1423 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1424 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
1427 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1428 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1429 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1430 iexec->execute = FALSE;
1436 static Bool init_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1438 /* INIT_NV_REG opcode: 0x6E ('n')
1440 * offset (8 bit): opcode
1441 * offset + 1 (32 bit): register
1442 * offset + 5 (32 bit): mask
1443 * offset + 9 (32 bit): data
1445 * Assign ((REGVAL("register") & "mask") | "data") to "register"
1448 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1449 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1450 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1453 if (!iexec->execute)
1456 if (DEBUGLEVEL >= 6)
1457 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1458 "0x%04X: Reg: 0x%08X, Mask: 0x%08X, Data: 0x%08X\n",
1459 offset, reg, mask, data);
1461 nv32_rd(pScrn, reg, &value);
1463 value = (value & mask) | data;
1465 nv32_wr(pScrn, reg, value);
1470 static Bool init_macro(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1472 /* INIT_MACRO opcode: 0x6F ('o')
1474 * offset (8 bit): opcode
1475 * offset + 1 (8 bit): macro number
1477 * Look up macro index "macro number" in the macro index table.
1478 * The macro index table entry has 1 byte for the index in the macro table,
1479 * and 1 byte for the number of times to repeat the macro.
1480 * The macro table entry has 4 bytes for the register address and
1481 * 4 bytes for the value to write to that register
1484 uint8_t macro_index_tbl_idx = bios->data[offset + 1];
1485 uint16_t tmp = bios->macro_index_tbl_ptr + (macro_index_tbl_idx * MACRO_INDEX_SIZE);
1486 uint8_t macro_tbl_idx = bios->data[tmp];
1487 uint8_t count = bios->data[tmp + 1];
1491 if (!iexec->execute)
1494 if (DEBUGLEVEL >= 6)
1495 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1496 "0x%04X: Macro: 0x%02X, MacroTableIndex: 0x%02X, Count: 0x%02X\n",
1497 offset, macro_index_tbl_idx, macro_tbl_idx, count);
1499 for (i = 0; i < count; i++) {
1500 uint16_t macroentryptr = bios->macro_tbl_ptr + (macro_tbl_idx + i) * MACRO_SIZE;
1502 reg = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr])));
1503 data = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr + 4])));
1505 nv32_wr(pScrn, reg, data);
1511 static Bool init_done(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1513 /* INIT_DONE opcode: 0x71 ('q')
1515 * offset (8 bit): opcode
1517 * End the current script
1520 /* mild retval abuse to stop parsing this table */
1524 static Bool init_resume(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1526 /* INIT_RESUME opcode: 0x72 ('r')
1528 * offset (8 bit): opcode
1530 * End the current execute / no-execute condition
1536 iexec->execute = TRUE;;
1537 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1538 "0x%04X: ---- EXECUTING FOLLOWING COMMANDS ----\n", offset);
1543 static Bool init_ram_condition2(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1545 /* INIT_RAM_CONDITION2 opcode: 0x73
1547 * offset (8 bit): opcode
1548 * offset + 1 (8 bit): and mask
1549 * offset + 2 (8 bit): cmpval
1551 * Test if (NV_EXTDEV_BOOT & and mask) matches cmpval
1553 NVPtr pNv = NVPTR(pScrn);
1554 CARD32 and = *((CARD32 *) (&bios->data[offset + 1]));
1555 CARD32 cmpval = *((CARD32 *) (&bios->data[offset + 5]));
1558 if (iexec->execute) {
1559 data=(nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT))∧
1561 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1562 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
1563 offset, data, cmpval);
1565 if (data == cmpval) {
1566 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1567 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
1570 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1571 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1572 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1573 iexec->execute = FALSE;
1579 static Bool init_time(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1581 /* INIT_TIME opcode: 0x74 ('t')
1583 * offset (8 bit): opcode
1584 * offset + 1 (16 bit): time
1586 * Sleep for "time" microseconds.
1589 uint16_t time = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1591 if (!iexec->execute)
1594 if (DEBUGLEVEL >= 6)
1595 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1596 "0x%04X: Sleeping for 0x%04X microseconds.\n", offset, time);
1603 static Bool init_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1605 /* INIT_CONDITION opcode: 0x75 ('u')
1607 * offset (8 bit): opcode
1608 * offset + 1 (8 bit): condition number
1610 * Check condition "condition number" in the condition table.
1611 * The condition table entry has 4 bytes for the address of the
1612 * register to check, 4 bytes for a mask and 4 for a test value.
1613 * If condition not met skip subsequent opcodes until condition
1614 * is inverted (INIT_NOT), or we hit INIT_RESUME
1617 uint8_t cond = bios->data[offset + 1];
1618 uint16_t condptr = bios->condition_tbl_ptr + cond * CONDITION_SIZE;
1619 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[condptr])));
1620 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 4])));
1621 uint32_t cmpval = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 8])));
1624 if (!iexec->execute)
1627 if (DEBUGLEVEL >= 6)
1628 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1629 "0x%04X: Cond: 0x%02X, Reg: 0x%08X, Mask: 0x%08X, Cmpval: 0x%08X\n",
1630 offset, cond, reg, mask, cmpval);
1632 nv32_rd(pScrn, reg, &data);
1635 if (DEBUGLEVEL >= 6)
1636 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1637 "0x%04X: Checking if 0x%08X equals 0x%08X\n",
1638 offset, data, cmpval);
1640 if (data == cmpval) {
1641 if (DEBUGLEVEL >= 6)
1642 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1643 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
1645 if (DEBUGLEVEL >= 6)
1646 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1647 "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1648 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1649 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1650 iexec->execute = FALSE;
1656 static Bool init_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1658 /* INIT_INDEX_IO opcode: 0x78 ('x')
1660 * offset (8 bit): opcode
1661 * offset + 1 (16 bit): CRTC port
1662 * offset + 3 (8 bit): CRTC index
1663 * offset + 4 (8 bit): mask
1664 * offset + 5 (8 bit): data
1666 * Read value at index "CRTC index" on "CRTC port", AND with "mask", OR with "data", write-back
1669 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1670 uint8_t crtcindex = bios->data[offset + 3];
1671 uint8_t mask = bios->data[offset + 4];
1672 uint8_t data = bios->data[offset + 5];
1675 if (!iexec->execute)
1678 if (DEBUGLEVEL >= 6)
1679 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1680 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
1681 offset, crtcport, crtcindex, mask, data);
1683 nv_idx_port_rd(pScrn, crtcport, crtcindex, &value);
1684 value = (value & mask) | data;
1685 nv_idx_port_wr(pScrn, crtcport, crtcindex, value);
1690 static Bool init_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1692 /* INIT_PLL opcode: 0x79 ('y')
1694 * offset (8 bit): opcode
1695 * offset + 1 (32 bit): register
1696 * offset + 5 (16 bit): freq
1698 * Set PLL register "register" to coefficients for frequency (10kHz) "freq"
1701 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1702 uint16_t freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 5])));
1704 if (!iexec->execute)
1707 if (DEBUGLEVEL >= 6)
1708 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1709 "0x%04X: Reg: 0x%08X, Freq: %d0kHz\n",
1712 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1717 configval = 0x00011F05;
1724 static Bool init_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1726 /* INIT_ZM_REG opcode: 0x7A ('z')
1728 * offset (8 bit): opcode
1729 * offset + 1 (32 bit): register
1730 * offset + 5 (32 bit): value
1732 * Assign "value" to "register"
1735 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1736 uint32_t value = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1738 if (!iexec->execute)
1741 nv32_wr(pScrn, reg, value);
1746 /* hack to avoid moving the itbl_entry array before this function */
1747 int init_ram_restrict_zm_reg_group_blocklen = 0;
1749 static Bool init_ram_restrict_zm_reg_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1751 /* INIT_RAM_RESTRICT_ZM_REG_GROUP opcode: 0x8F ('')
1753 * offset (8 bit): opcode
1754 * offset + 1 (32 bit): reg
1755 * offset + 5 (8 bit): regincrement
1756 * offset + 6 (8 bit): count
1757 * offset + 7 (32 bit): value 1,1
1760 * Use the RAMCFG strap of PEXTDEV_BOOT as an index into the table at
1761 * ram_restrict_table_ptr. The value read from here is 'n', and
1762 * "value 1,n" gets written to "reg". This repeats "count" times and on
1763 * each iteration 'm', "reg" increases by "regincrement" and
1764 * "value m,n" is used. The extent of n is limited by a number read
1765 * from the 'M' BIT table, herein called "blocklen"
1768 NVPtr pNv = NVPTR(pScrn);
1769 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1770 uint8_t regincrement = bios->data[offset + 5];
1771 uint8_t count = bios->data[offset + 6];
1772 uint32_t strap_ramcfg, data;
1777 /* previously set by 'M' BIT table */
1778 blocklen = init_ram_restrict_zm_reg_group_blocklen;
1780 if (!iexec->execute)
1784 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1785 "0x%04X: Zero block length - has the M table been parsed?\n", offset);
1789 strap_ramcfg = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 2) & 0xf;
1790 index = bios->data[bios->ram_restrict_tbl_ptr + strap_ramcfg];
1792 if (DEBUGLEVEL >= 6)
1793 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1794 "0x%04X: Reg: 0x%08X, RegIncrement: 0x%02X, Count: 0x%02X, StrapRamCfg: 0x%02X, Index: 0x%02X\n",
1795 offset, reg, regincrement, count, strap_ramcfg, index);
1797 for (i = 0; i < count; i++) {
1798 data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7 + index * 4 + blocklen * i])));
1800 nv32_wr(pScrn, reg, data);
1802 reg += regincrement;
1808 static Bool init_copy_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1810 /* INIT_COPY_ZM_REG opcode: 0x90 ('')
1812 * offset (8 bit): opcode
1813 * offset + 1 (32 bit): src reg
1814 * offset + 5 (32 bit): dst reg
1816 * Put contents of "src reg" into "dst reg"
1819 uint32_t srcreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1820 uint32_t dstreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1823 if (!iexec->execute)
1826 nv32_rd(pScrn, srcreg, &data);
1827 nv32_wr(pScrn, dstreg, data);
1832 static Bool init_reserved(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1834 /* INIT_RESERVED opcode: 0x92 ('')
1836 * offset (8 bit): opcode
1838 * Seemingly does nothing
1844 static init_tbl_entry_t itbl_entry[] = {
1845 /* command name , id , length , offset , mult , command handler */
1846 // { "INIT_PROG" , 0x31, 15 , 10 , 4 , init_prog },
1847 { "INIT_IO_RESTRICT_PROG" , 0x32, 11 , 6 , 4 , init_io_restrict_prog },
1848 { "INIT_REPEAT" , 0x33, 2 , 0 , 0 , init_repeat },
1849 { "INIT_IO_RESTRICT_PLL" , 0x34, 12 , 7 , 2 , init_io_restrict_pll },
1850 { "INIT_END_REPEAT" , 0x36, 1 , 0 , 0 , init_end_repeat },
1851 { "INIT_COPY" , 0x37, 11 , 0 , 0 , init_copy },
1852 { "INIT_NOT" , 0x38, 1 , 0 , 0 , init_not },
1853 { "INIT_IO_FLAG_CONDITION" , 0x39, 2 , 0 , 0 , init_io_flag_condition },
1854 { "INIT_INDEX_ADDRESS_LATCHED" , 0x49, 18 , 17 , 2 , init_idx_addr_latched },
1855 { "INIT_IO_RESTRICT_PLL2" , 0x4A, 11 , 6 , 4 , init_io_restrict_pll2 },
1856 { "INIT_PLL2" , 0x4B, 9 , 0 , 0 , init_pll2 },
1857 /* { "INIT_I2C_BYTE" , 0x4C, x , x , x , init_i2c_byte }, */
1858 /* { "INIT_ZM_I2C_BYTE" , 0x4D, x , x , x , init_zm_i2c_byte }, */
1859 /* { "INIT_ZM_I2C" , 0x4E, x , x , x , init_zm_i2c }, */
1860 { "INIT_50" , 0x50, 3 , 2 , 2 , init_50 },
1861 { "INIT_CR_INDEX_ADDRESS_LATCHED" , 0x51, 5 , 4 , 1 , init_cr_idx_adr_latch },
1862 { "INIT_CR" , 0x52, 4 , 0 , 0 , init_cr },
1863 { "INIT_ZM_CR" , 0x53, 3 , 0 , 0 , init_zm_cr },
1864 { "INIT_ZM_CR_GROUP" , 0x54, 2 , 1 , 2 , init_zm_cr_group },
1865 // { "INIT_CONDITION_TIME" , 0x56, 3 , 0 , 0 , init_condition_time },
1866 { "INIT_ZM_REG_SEQUENCE" , 0x58, 6 , 5 , 4 , init_zm_reg_sequence },
1867 // { "INIT_INDIRECT_REG" , 0x5A, 7 , 0 , 0 , init_indirect_reg },
1868 { "INIT_SUB_DIRECT" , 0x5B, 3 , 0 , 0 , init_sub_direct },
1869 // { "INIT_COPY_NV_REG" , 0x5F, 22 , 0 , 0 , init_copy_nv_reg },
1870 { "INIT_ZM_INDEX_IO" , 0x62, 5 , 0 , 0 , init_zm_index_io },
1871 { "INIT_COMPUTE_MEM" , 0x63, 1 , 0 , 0 , init_compute_mem },
1872 { "INIT_RESET" , 0x65, 13 , 0 , 0 , init_reset },
1873 /* { "INIT_NEXT" , 0x66, x , x , x , init_next }, */
1874 /* { "INIT_NEXT" , 0x67, x , x , x , init_next }, */
1875 /* { "INIT_NEXT" , 0x68, x , x , x , init_next }, */
1876 // { "INIT_INDEX_IO8" , 0x69, 5 , 0 , 0 , init_index_io8 },
1877 { "INIT_SUB" , 0x6B, 2 , 0 , 0 , init_sub },
1878 // { "INIT_RAM_CONDITION" , 0x6D, 3 , 0 , 0 , init_ram_condition },
1879 { "INIT_NV_REG" , 0x6E, 13 , 0 , 0 , init_nv_reg },
1880 { "INIT_MACRO" , 0x6F, 2 , 0 , 0 , init_macro },
1881 { "INIT_DONE" , 0x71, 1 , 0 , 0 , init_done },
1882 { "INIT_RESUME" , 0x72, 1 , 0 , 0 , init_resume },
1883 // { "INIT_RAM_CONDITION2" , 0x73, 9 , 0 , 0 , init_ram_condition2 },
1884 { "INIT_TIME" , 0x74, 3 , 0 , 0 , init_time },
1885 { "INIT_CONDITION" , 0x75, 2 , 0 , 0 , init_condition },
1886 /* { "INIT_IO_CONDITION" , 0x76, x , x , x , init_io_condition }, */
1887 { "INIT_INDEX_IO" , 0x78, 6 , 0 , 0 , init_index_io },
1888 { "INIT_PLL" , 0x79, 7 , 0 , 0 , init_pll },
1889 { "INIT_ZM_REG" , 0x7A, 9 , 0 , 0 , init_zm_reg },
1890 /* INIT_RAM_RESTRICT_ZM_REG_GROUP's mult is loaded by M table in BIT */
1891 { "INIT_RAM_RESTRICT_ZM_REG_GROUP" , 0x8F, 7 , 6 , 0 , init_ram_restrict_zm_reg_group },
1892 { "INIT_COPY_ZM_REG" , 0x90, 9 , 0 , 0 , init_copy_zm_reg },
1893 /* { "INIT_ZM_REG_GROUP_ADDRESS_LATCHED" , 0x91, x , x , x , init_zm_reg_group_addr_latched }, */
1894 { "INIT_RESERVED" , 0x92, 1 , 0 , 0 , init_reserved },
1895 { 0 , 0 , 0 , 0 , 0 , 0 }
1898 static unsigned int get_init_table_entry_length(bios_t *bios, unsigned int offset, int i)
1900 /* Calculates the length of a given init table entry. */
1901 return itbl_entry[i].length + bios->data[offset + itbl_entry[i].length_offset]*itbl_entry[i].length_multiplier;
1904 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec)
1906 /* Parses all commands in a init table. */
1908 /* We start out executing all commands found in the
1909 * init table. Some op codes may change the status
1910 * of this variable to SKIP, which will cause
1911 * the following op codes to perform no operation until
1912 * the value is changed back to EXECUTE.
1918 /* Loop until INIT_DONE causes us to break out of the loop
1919 * (or until offset > bios length just in case... )
1920 * (and no more than 10000 iterations just in case... ) */
1921 while ((offset < bios->length) && (count++ < 10000)) {
1922 id = bios->data[offset];
1924 /* Find matching id in itbl_entry */
1925 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != id); i++)
1928 if (itbl_entry[i].name) {
1929 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ (0x%02X) - %s ]\n",
1930 offset, itbl_entry[i].id, itbl_entry[i].name);
1932 /* execute eventual command handler */
1933 if (itbl_entry[i].handler)
1934 if (!(*itbl_entry[i].handler)(pScrn, bios, offset, iexec))
1937 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1938 "0x%04X: Init table command not found: 0x%02X\n", offset, id);
1942 /* Add the offset of the current command including all data
1943 * of that command. The offset will then be pointing on the
1946 offset += get_init_table_entry_length(bios, offset, i);
1950 void parse_init_tables(ScrnInfoPtr pScrn, bios_t *bios)
1952 /* Loops and calls parse_init_table() for each present table. */
1956 init_exec_t iexec = {TRUE, FALSE};
1958 while ((table = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + i]))))) {
1960 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing init table %d\n",
1963 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1964 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", table);
1966 parse_init_table(pScrn, bios, table, &iexec);
1972 uint16_t fptablepointer;
1973 uint16_t fpxlatetableptr;
1974 uint16_t lvdsmanufacturerpointer;
1975 uint16_t fpxlatemanufacturertableptr;
1978 void link_head_and_output(ScrnInfoPtr pScrn, int head, int dcb_entry, Bool overrideval)
1980 /* The BIOS scripts don't do this for us, sadly
1981 * Luckily we do know the values ;-)
1983 * head < 0 indicates we wish to force a setting with the overrideval
1984 * (for VT restore etc.)
1987 NVPtr pNv = NVPTR(pScrn);
1989 Bool crosswired = FALSE;
1990 uint8_t possible_outputs = ffs(pNv->dcb_table.entry[dcb_entry].or);
1991 uint8_t bus = pNv->dcb_table.entry[dcb_entry].bus;
1995 /* We need to check if crosswiring is needed. */
1996 switch(possible_outputs) {
1997 case (OUTPUT_0 | OUTPUT_1):
2007 /* This is based on the mmio-traces of:
2009 * A 6600GO with DVI.
2011 /* I need more dumps to get a good picture of the situation */
2012 if (bus > 1) { /* usually mobile cards with dvi */
2020 /* Is this also valid on earlier cards? */
2023 /* This card has it's dvi output on bus = 1 and or = 1.
2024 * I was wrong, it gets 0x80 on crtc0 (i guess) and 0x88 on crtc1.
2025 * Conclusion: It behaves according to "or", despite earlier ideas.
2029 /* This card has dvi output on bus = 3 and or = 3.
2030 * On crtc1 it gets value 0x88.
2031 * Conclusion: It behaves as if it were on output 0?
2034 uint8_t preferred_output = possible_outputs >> 1;
2036 uint8_t tmds04 = 0x80;
2037 uint32_t tmds_ctrl, tmds_ctrl2;
2039 /* Bit 3 crosswires output and bus. */
2040 if (head >= 0 && crosswired)
2042 if (head < 0 && overrideval)
2045 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS)
2048 tmds_ctrl = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL;
2049 tmds_ctrl2 = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL_2;
2051 Bool oldexecute = pNv->VBIOS.execute;
2052 pNv->VBIOS.execute = TRUE;
2053 nv32_wr(pScrn, tmds_ctrl + 4, tmds04);
2054 nv32_wr(pScrn, tmds_ctrl, 0x04);
2055 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS && pNv->VBIOS.fp.dual_link)
2056 nv32_wr(pScrn, tmds_ctrl2 + 4, tmds04 ^ 0x08);
2058 /* I have encountered no dvi (dual-link or not) that sets to anything else. */
2059 /* Does this change beyond the 165 MHz boundary? */
2060 nv32_wr(pScrn, tmds_ctrl2 + 4, 0x0);
2062 nv32_wr(pScrn, tmds_ctrl2, 0x04);
2063 pNv->VBIOS.execute = oldexecute;
2066 void call_lvds_script(ScrnInfoPtr pScrn, int head, int dcb_entry, enum LVDS_script script)
2068 NVPtr pNv = NVPTR(pScrn);
2069 bios_t *bios = &pNv->VBIOS;
2070 init_exec_t iexec = {TRUE, FALSE};
2072 uint8_t sub = bios->data[bios->fp.script_table + script];
2073 uint16_t scriptofs = le16_to_cpu(*((CARD16 *)(&bios->data[bios->init_script_tbls_ptr + sub * 2])));
2075 if (!bios->fp.script_table || !sub || !scriptofs)
2078 if (script == LVDS_INIT && bios->data[scriptofs] != 'q') {
2079 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "LVDS init script not stubbed\n");
2083 if (script == LVDS_PANEL_ON && bios->fp.reset_after_pclk_change)
2084 call_lvds_script(pScrn, head, dcb_entry, LVDS_RESET);
2085 if (script == LVDS_RESET && bios->fp.power_off_for_reset)
2086 call_lvds_script(pScrn, head, dcb_entry, LVDS_PANEL_OFF);
2088 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Calling LVDS script %d:\n", script);
2089 pNv->VBIOS.execute = TRUE;
2090 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER,
2091 head ? NV_VGA_CRTCX_OWNER_HEADB : NV_VGA_CRTCX_OWNER_HEADA);
2092 parse_init_table(pScrn, bios, scriptofs, &iexec);
2093 pNv->VBIOS.execute = FALSE;
2095 if (script == LVDS_PANEL_OFF)
2096 usleep(bios->fp.off_on_delay * 1000);
2097 if (script == LVDS_RESET)
2098 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2101 static void parse_fp_mode_table(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2103 NVPtr pNv = NVPTR(pScrn);
2104 unsigned int fpstrapping;
2105 uint8_t *fptable, *fpxlatetable;
2107 uint8_t fptable_ver, headerlen = 0, recordlen = 44;
2109 DisplayModePtr mode;
2111 fpstrapping = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 16) & 0xf;
2113 if (fpp->fptablepointer == 0x0) {
2114 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2115 "Pointer to flat panel table invalid\n");
2119 fptable = &bios->data[fpp->fptablepointer];
2121 fptable_ver = fptable[0];
2123 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2124 "Found flat panel mode table revision %d.%d\n",
2125 fptable_ver >> 4, fptable_ver & 0xf);
2127 switch (fptable_ver) {
2128 /* PINS version 0x5.0x11 BIOSen have version 1 like tables, but no version field,
2129 * and miss one of the spread spectrum/PWM bytes.
2130 * This could affect early GF2Go parts (not seen any appropriate ROMs though).
2131 * Here we assume that a version of 0x05 matches this case (combining with a
2132 * PINS version check would be better), as the common case for the panel type
2133 * field is 0x0005, and that is in fact what we are reading the first byte of. */
2134 case 0x05: /* some NV10, 11, 15, 16 */
2138 case 0x10: /* some NV15/16, and NV11+ */
2141 fpxlatetable = &bios->data[fpp->fpxlatetableptr];
2142 fpindex = fpxlatetable[fpstrapping];
2143 if (fpindex > 0xf) {
2144 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2145 "Bad flat panel table index\n");
2149 case 0x20: /* NV40+ */
2150 headerlen = fptable[1];
2151 recordlen = fptable[2]; // check this, or hardcode as 0x20
2152 /* may be the wrong test, if there's a translation table
2153 if (fpstrapping > fptable[3]) {
2154 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2155 "Flat panel strapping number too high\n");
2159 /* I don't know where the index for the table comes from in v2.0, so bail
2162 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2163 "FP Table revision not currently supported\n");
2167 if (!(mode = xcalloc(1, sizeof(DisplayModeRec))))
2170 int modeofs = headerlen + recordlen * fpindex + ofs;
2171 mode->Clock = le16_to_cpu(*(uint16_t *)&fptable[modeofs]) * 10;
2172 mode->HDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 2]);
2173 mode->HSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 10] + 1);
2174 mode->HSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 12] + 1);
2175 mode->HTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 14] + 1);
2176 mode->VDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 16]);
2177 mode->VSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 24] + 1);
2178 mode->VSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 26] + 1);
2179 mode->VTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 28] + 1);
2180 mode->Flags |= (fptable[modeofs + 30] & 0x10) ? V_PHSYNC : V_NHSYNC;
2181 mode->Flags |= (fptable[modeofs + 30] & 0x1) ? V_PVSYNC : V_NVSYNC;
2184 * bytes 1-2 are "panel type", including bits on whether Colour/mono, single/dual link, and type (TFT etc.)
2185 * bytes 3-6 are bits per colour in RGBX
2187 * 13-14 is HValid Start
2188 * 15-16 is HValid End
2189 * bytes 38-39 relate to spread spectrum settings
2190 * bytes 40-43 are something to do with PWM */
2192 mode->prev = mode->next = NULL;
2193 mode->status = MODE_OK;
2194 mode->type = M_T_DRIVER | M_T_PREFERRED;
2195 xf86SetModeDefaultName(mode);
2197 // if (pNv->debug_modes) { this should exist
2198 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2199 "Found flat panel mode in BIOS tables:\n");
2200 xf86PrintModeline(pScrn->scrnIndex, mode);
2203 bios->fp.native_mode = mode;
2206 static void parse_lvds_manufacturer_table(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2208 NVPtr pNv = NVPTR(pScrn);
2209 unsigned int fpstrapping;
2210 uint8_t *lvdsmanufacturertable, *fpxlatemanufacturertable;
2211 int lvdsmanufacturerindex = 0;
2212 uint8_t lvds_ver, headerlen, recordlen;
2214 fpstrapping = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 16) & 0xf;
2216 if (fpp->lvdsmanufacturerpointer == 0x0) {
2217 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2218 "Pointer to LVDS manufacturer table invalid\n");
2222 lvdsmanufacturertable = &bios->data[fpp->lvdsmanufacturerpointer];
2223 lvds_ver = lvdsmanufacturertable[0];
2225 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2226 "Found LVDS manufacturer table revision %d\n",
2230 case 0x0a: /* pre NV40 */
2231 fpxlatemanufacturertable = &bios->data[fpp->fpxlatemanufacturertableptr];
2232 lvdsmanufacturerindex = fpxlatemanufacturertable[fpstrapping];
2235 recordlen = lvdsmanufacturertable[1];
2238 // case 0x: /* NV40+ */
2240 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2241 "LVDS manufacturer table revision not currently supported\n");
2245 uint16_t lvdsofs = bios->fp.script_table = fpp->lvdsmanufacturerpointer + headerlen + recordlen * lvdsmanufacturerindex;
2246 bios->fp.power_off_for_reset = bios->data[lvdsofs] & 1;
2247 bios->fp.reset_after_pclk_change = bios->data[lvdsofs] & 2;
2248 bios->fp.dual_link = bios->data[lvdsofs] & 4;
2249 bios->fp.if_is_24bit = bios->data[lvdsofs] & 16;
2250 bios->fp.off_on_delay = le16_to_cpu(*(uint16_t *)&bios->data[lvdsofs + 7]);
2253 void run_tmds_table(ScrnInfoPtr pScrn, bios_t *bios, uint8_t dcb_entry, uint8_t head, uint16_t pxclk)
2255 /* the dcb_entry parameter is the index of the appropriate DCB entry
2256 * the pxclk parameter is in 10s of kHz (eg. 108Mhz is 10800, or 0x2a30)
2258 * This runs the TMDS regs setting code found on BIT bios cards
2260 * For ffs(or) == 1 use the first table, for ffs(or) == 2 and
2261 * ffs(or) == 3, use the second.
2264 NVPtr pNv = NVPTR(pScrn);
2265 uint16_t clktable = 0, tmdsscript = 0;
2267 uint16_t compareclk;
2268 uint8_t compare_record_len, tmdssub;
2269 init_exec_t iexec = {TRUE, FALSE};
2271 if (pNv->dcb_table.entry[dcb_entry].location) /* off chip */
2274 if (bios->major_version < 5) /* pre BIT */
2275 compare_record_len = 3;
2277 compare_record_len = 4;
2279 switch (ffs(pNv->dcb_table.entry[dcb_entry].or)) {
2281 clktable = bios->tmds.output0_script_ptr;
2285 clktable = bios->tmds.output1_script_ptr;
2290 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pixel clock comparison table not found\n");
2295 compareclk = le16_to_cpu(*((uint16_t *)&bios->data[clktable + compare_record_len * i]));
2296 if (pxclk >= compareclk) {
2297 if (bios->major_version < 5) {
2298 tmdssub = bios->data[clktable + 2 + compare_record_len * i];
2299 tmdsscript = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + tmdssub * 2])));
2301 tmdsscript = le16_to_cpu(*((uint16_t *)&bios->data[clktable + 2 + compare_record_len * i]));
2305 } while (compareclk);
2308 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS script not found\n");
2312 /* This code has to be executed */
2313 bios->execute = TRUE;
2314 /* We must set the owner register appropriately */
2315 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER, head * 3);
2317 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing TMDS table\n", tmdsscript);
2318 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
2319 nv_idx_port_wr(pScrn, CRTC_INDEX_COLOR, 0x58, dcb_entry);
2320 parse_init_table(pScrn, bios, tmdsscript, &iexec);
2321 bios->execute = FALSE;
2323 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2326 static void parse_bios_version(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset)
2328 /* offset + 0 (8 bits): Micro version
2329 * offset + 1 (8 bits): Minor version
2330 * offset + 2 (8 bits): Chip version
2331 * offset + 3 (8 bits): Major version
2334 bios->major_version = bios->data[offset + 3];
2335 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Bios version %02x.%02x.%02x.%02x\n",
2336 bios->data[offset+3], bios->data[offset+2],
2337 bios->data[offset+1], bios->data[offset]);
2340 static int parse_bit_b_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2342 /* offset + 0 (32 bits): BIOS version dword
2344 * There's a bunch of bits in this table other than the bios version
2345 * that we don't use - their use currently unknown
2348 if (bitentry->length < 0x4) {
2349 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2350 "Do not understand B table entry.\n");
2354 parse_bios_version(pScrn, bios, bitentry->offset);
2359 static int parse_bit_m_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2361 /* offset + 2 (8 bits): number of options in an INIT_RAM_RESTRICT_ZM_REG_GROUP opcode option set
2362 * offset + 3 (16 bits): pointer to strap xlate table for RAM restrict option selection
2364 * There's a bunch of bits in this table other than the RAM restrict
2365 * stuff that we don't use - their use currently unknown
2370 /* Older bios versions don't have a sufficiently long table for what we want */
2371 if (bitentry->length < 0x5)
2374 /* set up multiplier for INIT_RAM_RESTRICT_ZM_REG_GROUP */
2375 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != 0x8f); i++)
2377 itbl_entry[i].length_multiplier = bios->data[bitentry->offset + 2] * 4;
2378 init_ram_restrict_zm_reg_group_blocklen = itbl_entry[i].length_multiplier;
2380 bios->ram_restrict_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 3])));
2385 static int parse_bit_display_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2388 /* Parses the flat panel table segment that the bit entry points to.
2389 * Starting at bitentry->offset:
2391 * offset + 0 (16 bits): FIXME table pointer
2392 * offset + 2 (16 bits): mode table pointer
2395 struct fppointers fpp;
2397 /* If it's not a laptop, you probably don't care about fptables */
2398 /* FIXME: detect mobile BIOS? */
2400 NVPtr pNv = NVPTR(pScrn);
2405 if (bitentry->length != 4) {
2406 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2407 "Do not understand BIT display table entry.\n");
2411 table = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2412 fpp.fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
2414 parse_fp_mode_table(pScrn, bios, &fpp);
2419 static unsigned int parse_bit_init_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2421 /* Parses the init table segment that the bit entry points to.
2422 * Starting at bitentry->offset:
2424 * offset + 0 (16 bits): init script tables pointer
2425 * offset + 2 (16 bits): macro index table pointer
2426 * offset + 4 (16 bits): macro table pointer
2427 * offset + 6 (16 bits): condition table pointer
2428 * offset + 8 (16 bits): io condition table pointer
2429 * offset + 10 (16 bits): io flag condition table pointer
2430 * offset + 12 (16 bits): init function table pointer
2433 * * Are 'I' bit entries always of length 0xE?
2437 if (bitentry->length < 12) {
2438 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2439 "Unable to recognize BIT init table entry.\n");
2443 bios->init_script_tbls_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2444 bios->macro_index_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
2445 bios->macro_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 4])));
2446 bios->condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 6])));
2447 bios->io_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 8])));
2448 bios->io_flag_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 10])));
2449 bios->init_function_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 12])));
2451 parse_init_tables(pScrn, bios);
2456 static int parse_bit_tmds_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2458 /* Parses the pointer to the TMDS table
2460 * Starting at bitentry->offset:
2462 * offset + 0 (16 bits): TMDS table pointer
2464 * This table here is typically found just before the DCB table, with a
2465 * characteristic signature of 0x11,0x13 (1.1 being version, 0x13 being
2468 * At offset +7 is a pointer to a script, which I don't know how to run yet
2469 * At offset +9 is a pointer to another script, likewise
2470 * Offset +11 has a pointer to a table where the first word is a pxclk
2471 * frequency and the second word a pointer to a script, which should be
2472 * run if the comparison pxclk frequency is less than the pxclk desired.
2473 * This repeats for decreasing comparison frequencies
2474 * Offset +13 has a pointer to a similar table
2475 * The selection of table (and possibly +7/+9 script) is dictated by
2476 * "or" from the DCB.
2479 uint16_t tmdstableptr, script1, script2;
2481 if (bitentry->length != 2) {
2482 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2483 "Do not understand BIT TMDS table entry.\n");
2487 tmdstableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2489 if (tmdstableptr == 0x0) {
2490 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pointer to TMDS table invalid\n");
2494 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Found TMDS table revision %d.%d\n",
2495 bios->data[tmdstableptr] >> 4, bios->data[tmdstableptr] & 0xf);
2497 /* These two scripts are odd: they don't seem to get run even when they are not stubbed */
2498 script1 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 7]));
2499 script2 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 9]));
2500 if (bios->data[script1] != 'q' || bios->data[script2] != 'q')
2501 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS table script pointers not stubbed\n");
2503 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 11]));
2504 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 13]));
2509 static unsigned int parse_bmp_table_pointers(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2511 /* Parse the pointers for useful tables in the BMP structure, starting at
2512 * offset 75 from the ..NV. signature.
2514 * First 7 pointers as for parse_bit_init_tbl_entry
2516 * offset + 30: flat panel timings table pointer
2517 * offset + 32: flat panel strapping translation table pointer
2518 * offset + 42: LVDS manufacturer panel config table pointer
2519 * offset + 44: LVDS manufacturer strapping translation table pointer
2522 NVPtr pNv = NVPTR(pScrn);
2523 struct fppointers fpp;
2525 if (!parse_bit_init_tbl_entry(pScrn, bios, bitentry))
2528 /* If it's not a laptop, you probably don't care about fptables */
2529 /* FIXME: detect mobile BIOS? */
2533 if (bitentry->length > 17) {
2534 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[bitentry->offset + 14]));
2535 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[bitentry->offset + 16]));
2538 memset(&fpp, 0, sizeof(struct fppointers));
2539 if (bitentry->length > 33) {
2540 fpp.fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 30])));
2541 fpp.fpxlatetableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 32])));
2542 parse_fp_mode_table(pScrn, bios, &fpp);
2544 if (bitentry->length > 45) {
2545 fpp.lvdsmanufacturerpointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 42])));
2546 fpp.fpxlatemanufacturertableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 44])));
2547 parse_lvds_manufacturer_table(pScrn, bios, &fpp);
2548 /* I've never seen a valid LVDS_INIT script, so we'll do a test for it here */
2549 call_lvds_script(pScrn, 0, 0, LVDS_INIT);
2555 static void parse_bit_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
2557 bit_entry_t bitentry, storedinitentry = {{ 0 }};
2561 bitentry.id[0] = bios->data[offset];
2562 bitentry.id[1] = bios->data[offset + 1];
2563 bitentry.length = le16_to_cpu(*((uint16_t *)&bios->data[offset + 2]));
2564 bitentry.offset = le16_to_cpu(*((uint16_t *)&bios->data[offset + 4]));
2566 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2567 "0x%04X: Found BIT command with id 0x%02X (%c)\n",
2568 offset, bitentry.id[0], bitentry.id[0]);
2570 switch (bitentry.id[0]) {
2572 /* id[0] = 0 and id[1] = 0 ==> end of BIT struture */
2573 if (bitentry.id[1] == 0)
2577 parse_bit_b_tbl_entry(pScrn, bios, &bitentry);
2580 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2581 "0x%04X: Found flat panel display table entry in BIT structure.\n", offset);
2582 parse_bit_display_tbl_entry(pScrn, bios, &bitentry);
2585 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2586 "0x%04X: Found init table entry in BIT structure.\n", offset);
2587 memcpy(&storedinitentry, &bitentry, sizeof(bit_entry_t));
2589 case 'M': /* memory? */
2590 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2591 "0x%04X: Found M table entry in BIT structure.\n", offset);
2592 parse_bit_m_tbl_entry(pScrn, bios, &bitentry);
2595 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2596 "0x%04X: Found TMDS table entry in BIT structure.\n", offset);
2597 parse_bit_tmds_tbl_entry(pScrn, bios, &bitentry);
2600 /* TODO: What kind of information does the other BIT entrys point to?
2601 * 'P' entry is probably performance tables, but there are
2602 * quite a few others...
2606 offset += sizeof(bit_entry_t);
2609 /* 'M' table has to be parsed before 'I' can run */
2610 if (storedinitentry.id[0]) {
2611 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2612 "Parsing previously deferred init table entry.\n");
2613 parse_bit_init_tbl_entry(pScrn, bios, &storedinitentry);
2617 static void parse_pins_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
2619 int pins_version_major=bios->data[offset+5];
2620 int pins_version_minor=bios->data[offset+6];
2621 int init1 = bios->data[offset + 18] + (bios->data[offset + 19] * 256);
2622 int init2 = bios->data[offset + 20] + (bios->data[offset + 21] * 256);
2623 int init_size = bios->data[offset + 22] + (bios->data[offset + 23] * 256) + 1;
2626 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PINS version %d.%d\n",
2627 pins_version_major, pins_version_minor);
2630 if (nv_cksum(bios->data + offset, 8)) {
2631 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "bad PINS checksum\n");
2635 switch (pins_version_major) {
2637 ram_tab = init1-0x0010;
2642 ram_tab = bios->data[offset + 24] + (bios->data[offset + 25] * 256);
2648 if ((pins_version_major==5)&&(pins_version_minor>=6)) {
2649 /* VCO range info */
2652 if ((pins_version_major==5)&&(pins_version_minor>=16)) {
2653 bit_entry_t bitentry;
2655 if (pins_version_minor == 0x10)
2656 bitentry.length = 12; /* I've not seen this version, so be "long enough" */
2657 else if (pins_version_minor < 0x14)
2658 bitentry.length = 34;
2660 bitentry.length = 48; /* versions after 0x14 are longer,
2661 but extra contents unneeded ATM */
2663 parse_bios_version(pScrn, bios, offset + 10);
2664 bitentry.offset = offset + 75;
2665 parse_bmp_table_pointers(pScrn, bios, &bitentry);
2667 /* TODO type1 script */
2671 static unsigned int findstr(bios_t* bios, unsigned char *str, int len)
2675 for (i = 2; i <= (bios->length - len); i++)
2676 if (strncmp((char *)&bios->data[i], (char *)str, len) == 0)
2682 static Bool parse_dcb_entry(uint8_t dcb_version, uint32_t conn, uint32_t conf, struct dcb_entry *entry)
2684 memset(entry, 0, sizeof (struct dcb_entry));
2686 if (dcb_version >= 0x20) {
2687 entry->type = conn & 0xf;
2688 entry->i2c_index = (conn >> 4) & 0xf;
2689 entry->heads = (conn >> 8) & 0xf;
2690 entry->bus = (conn >> 16) & 0xf;
2691 entry->location = (conn >> 20) & 0xf;
2692 entry->or = (conn >> 24) & 0xf;
2693 if ((1 << ffs(entry->or)) * 3 == entry->or)
2694 entry->duallink_possible = TRUE;
2696 entry->duallink_possible = FALSE;
2698 switch (entry->type) {
2700 if (conf & 0xfffffffa)
2701 ErrorF("Unknown LVDS configuration bits, please report\n");
2703 entry->lvdsconf.use_straps_for_mode = TRUE;
2705 entry->lvdsconf.use_power_scripts = TRUE;
2708 } else if (dcb_version >= 0x14 ) {
2709 if (conn != 0xf0003f00) {
2710 ErrorF("Unknown DCB 1.4 entry, please report\n");
2713 /* safe defaults for a crt */
2715 entry->i2c_index = 0;
2718 entry->location = 0;
2720 entry->duallink_possible = FALSE;
2722 // 1.2 needs more loving
2725 entry->i2c_index = 0;
2728 entry->location = 0;
2730 entry->duallink_possible = FALSE;
2737 read_dcb_i2c_table(ScrnInfoPtr pScrn, bios_t *bios, uint8_t dcb_version, uint16_t i2ctabptr)
2739 NVPtr pNv = NVPTR(pScrn);
2741 uint8_t headerlen = 0;
2743 int recordoffset = 0, rdofs = 1, wrofs = 0;
2746 i2c_entries = MAX_NUM_DCB_ENTRIES;
2747 memset(pNv->dcb_table.i2c_read, 0, sizeof(pNv->dcb_table.i2c_read));
2748 memset(pNv->dcb_table.i2c_write, 0, sizeof(pNv->dcb_table.i2c_write));
2750 i2ctable = &bios->data[i2ctabptr];
2752 if (dcb_version >= 0x30) {
2753 if (i2ctable[0] != dcb_version) { /* necessary? */
2754 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2755 "DCB I2C table version mismatch (%02X vs %02X)\n",
2756 i2ctable[0], dcb_version);
2759 headerlen = i2ctable[1];
2760 i2c_entries = i2ctable[2];
2761 if (i2ctable[0] >= 0x40) {
2762 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2763 "G80 DCB I2C table detected, arrgh\n"); /* they're plain weird */
2767 /* it's your own fault if you call this function on a DCB 1.1 BIOS */
2768 if (dcb_version < 0x14) {
2774 for (i = 0; i < i2c_entries; i++) {
2775 if (i2ctable[headerlen + 4 * i + 3] != 0xff) {
2776 pNv->dcb_table.i2c_read[i] = i2ctable[headerlen + recordoffset + rdofs + 4 * i];
2777 pNv->dcb_table.i2c_write[i] = i2ctable[headerlen + recordoffset + wrofs + 4 * i];
2782 static unsigned int parse_dcb_table(ScrnInfoPtr pScrn, bios_t *bios)
2784 NVPtr pNv = NVPTR(pScrn);
2785 uint16_t dcbptr, i2ctabptr = 0;
2787 uint8_t dcb_version, headerlen = 0x4, entries = MAX_NUM_DCB_ENTRIES;
2788 Bool configblock = TRUE;
2789 int recordlength = 8, confofs = 4;
2792 pNv->dcb_table.entries = 0;
2794 /* get the offset from 0x36 */
2795 dcbptr = le16_to_cpu(*(uint16_t *)&bios->data[0x36]);
2797 if (dcbptr == 0x0) {
2798 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2799 "No Display Configuration Block pointer found\n");
2803 dcbtable = &bios->data[dcbptr];
2805 /* get DCB version */
2806 dcb_version = dcbtable[0];
2807 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2808 "Display Configuration Block version %d.%d found\n",
2809 dcb_version >> 4, dcb_version & 0xf);
2811 if (dcb_version >= 0x20) { /* NV17+ */
2814 if (dcb_version >= 0x30) { /* NV40+ */
2815 headerlen = dcbtable[1];
2816 entries = dcbtable[2];
2817 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[4]);
2818 sig = le32_to_cpu(*(uint32_t *)&dcbtable[6]);
2820 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2821 "DCB header length %02X, with %02X possible entries\n",
2822 headerlen, entries);
2824 /* dcb_block_count = *(dcbtable[1]); */
2825 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2826 sig = le32_to_cpu(*(uint32_t *)&dcbtable[4]);
2830 if (sig != 0x4edcbdcb) {
2831 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2832 "Bad Display Configuration Block signature (%08X)\n", sig);
2835 } else if (dcb_version >= 0x14) { /* some NV15/16, and NV11+ */
2839 strncpy(sig, (char *)&dcbtable[-7], 7);
2840 /* dcb_block_count = *(dcbtable[1]); */
2841 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2845 if (strcmp(sig, "DEV_REC")) {
2846 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2847 "Bad Display Configuration Block signature (%s)\n", sig);
2850 } else if (dcb_version >= 0x12) { /* some NV6/10, and NV15+ */
2851 /* dcb_block_count = *(dcbtable[1]); */
2852 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2853 configblock = FALSE;
2854 } else { /* NV5+, maybe NV4 */
2855 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2856 "Structure of Display Configuration Blocks prior to version 1.2 unknown\n");
2860 if (entries >= MAX_NUM_DCB_ENTRIES)
2861 entries = MAX_NUM_DCB_ENTRIES;
2863 for (i = 0; i < entries; i++) {
2864 uint32_t connection, config = 0;
2866 connection = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + recordlength * i]);
2868 config = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + confofs + recordlength * i]);
2870 /* Should we allow discontinuous DCBs? Certainly DCB I2C tables
2871 * can be discontinuous */
2872 if ((connection & 0x0000000f) == 0x0000000f) /* end of records */
2875 ErrorF("Raw DCB entry %d: %08x %08x\n", i, connection, config);
2876 if (!parse_dcb_entry(dcb_version, connection, config, &pNv->dcb_table.entry[i]))
2879 pNv->dcb_table.entries = i;
2881 read_dcb_i2c_table(pScrn, bios, dcb_version, i2ctabptr);
2883 /* This is needed for DCB version 2.0 */
2884 /* Otherwise you end up with multiple outputs that are trying to be activated */
2885 for ( i = 0; i < pNv->dcb_table.entries; i ++) {
2887 int cur_i2c = pNv->dcb_table.entry[i].i2c_index;
2888 int cur_type = pNv->dcb_table.entry[i].type;
2889 for ( j = 0; j < pNv->dcb_table.entries; j ++ ) {
2890 if ( i == j ) continue;
2891 if ( pNv->dcb_table.entry[j].type == 100) continue; /* merged entry */
2892 if (( pNv->dcb_table.entry[j].i2c_index == cur_i2c ) && ( pNv->dcb_table.entry[j].type == cur_type )) {
2893 /* We can only merge entries with the same allowed crtc's. */
2894 /* This has not occured so far and needs some logic (to merge dual link properly). */
2895 /* So this remains TODO for the moment. */
2897 /* We also merge entries with the same allowed output routes */
2898 if (pNv->dcb_table.entry[i].or == pNv->dcb_table.entry[j].or) {
2899 xf86DrvMsg(0, X_INFO, "Merging DCB entries %d and %d!\n", i, j);
2900 pNv->dcb_table.entry[i].heads |= pNv->dcb_table.entry[j].heads;
2902 pNv->dcb_table.entry[j].type = 100; /* dummy value */
2908 /* Remove "disabled" entries (merged) */
2909 int valid_entries[pNv->dcb_table.entries];
2911 for ( i = 0; i < pNv->dcb_table.entries; i ++) valid_entries[i] = -1;
2912 for ( i = 0; i < pNv->dcb_table.entries; i ++)
2913 if ( pNv->dcb_table.entry[i].type != 100 ) {
2914 valid_entries[cent] = i;
2917 for ( i = 0; i < cent; i++) {
2918 memmove(&pNv->dcb_table.entry[i], &pNv->dcb_table.entry[valid_entries[i]], sizeof(pNv->dcb_table.entry[i]));
2919 memmove(&pNv->dcb_table.i2c_read[i], &pNv->dcb_table.i2c_read[valid_entries[i]], sizeof(pNv->dcb_table.i2c_read[i]));
2920 memmove(&pNv->dcb_table.i2c_write[i], &pNv->dcb_table.i2c_write[valid_entries[i]], sizeof(pNv->dcb_table.i2c_write[i]));
2923 pNv->dcb_table.entries = cent;
2925 return pNv->dcb_table.entries;
2928 unsigned int NVParseBios(ScrnInfoPtr pScrn)
2930 unsigned int bit_offset;
2931 uint8_t nv_signature[]={0xff,0x7f,'N','V',0x0};
2932 uint8_t bit_signature[]={'B','I','T'};
2936 pNv->dcb_table.entries = 0;
2938 memset(&pNv->VBIOS, 0, sizeof(bios_t));
2939 pNv->VBIOS.execute = FALSE;
2940 pNv->VBIOS.data = xalloc(64 * 1024);
2941 if (!NVShadowVBIOS(pScrn, pNv->VBIOS.data)) {
2942 xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
2943 "No valid BIOS image found.\n");
2944 xfree(pNv->VBIOS.data);
2947 pNv->VBIOS.length = pNv->VBIOS.data[2] * 512;
2948 if (pNv->VBIOS.length > NV_PROM_SIZE)
2949 pNv->VBIOS.length = NV_PROM_SIZE;
2951 /* parse Display Configuration Block (DCB) table */
2952 if (parse_dcb_table(pScrn, &pNv->VBIOS))
2953 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2954 "Found %d entries in DCB.\n", pNv->dcb_table.entries);
2956 /* check for known signatures */
2957 if ((bit_offset = findstr(&pNv->VBIOS, bit_signature, sizeof(bit_signature)))) {
2958 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BIT signature found.\n");
2959 parse_bit_structure(pScrn, &pNv->VBIOS, bit_offset + 4);
2960 } else if ((bit_offset = findstr(&pNv->VBIOS, nv_signature, sizeof(nv_signature)))) {
2961 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "NV signature found.\n");
2962 parse_pins_structure(pScrn, &pNv->VBIOS, bit_offset);
2964 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2965 "No known script signature found.\n");