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 0x3d4
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_PRAMIN_ROM_OFFSET 0x00700000
41 static int crtchead = 0;
48 static uint16_t le16_to_cpu(const uint16_t x)
50 #if X_BYTE_ORDER == X_BIG_ENDIAN
57 static uint32_t le32_to_cpu(const uint32_t x)
59 #if X_BYTE_ORDER == X_BIG_ENDIAN
66 static Bool nv_cksum(const uint8_t *data, unsigned int length)
68 /* there's a few checksums in the BIOS, so here's a generic checking function */
72 for (i = 0; i < length; i++)
81 static int NVValidVBIOS(ScrnInfoPtr pScrn, const uint8_t *data)
83 /* check for BIOS signature */
84 if (!(data[0] == 0x55 && data[1] == 0xAA)) {
85 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
86 "... BIOS signature not found\n");
90 if (nv_cksum(data, data[2] * 512)) {
91 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
92 "... BIOS checksum invalid\n");
93 /* probably ought to set a do_not_execute flag for table parsing here,
94 * assuming most BIOSen are valid */
97 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "... appears to be valid\n");
102 static void NVShadowVBIOS_PROM(ScrnInfoPtr pScrn, uint8_t *data)
104 NVPtr pNv = NVPTR(pScrn);
107 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
108 "Attempting to locate BIOS image in PROM\n");
110 /* enable ROM access */
111 nvWriteMC(pNv, 0x1850, 0x0);
112 for (i = 0; i < NV_PROM_SIZE; i++) {
113 /* according to nvclock, we need that to work around a 6600GT/6800LE bug */
114 data[i] = pNv->PROM[i];
115 data[i] = pNv->PROM[i];
116 data[i] = pNv->PROM[i];
117 data[i] = pNv->PROM[i];
118 data[i] = pNv->PROM[i];
120 /* disable ROM access */
121 nvWriteMC(pNv, 0x1850, 0x1);
124 static void NVShadowVBIOS_PRAMIN(ScrnInfoPtr pScrn, uint32_t *data)
126 NVPtr pNv = NVPTR(pScrn);
127 const uint32_t *pramin = (uint32_t *)&pNv->REGS[NV_PRAMIN_ROM_OFFSET/4];
128 uint32_t old_bar0_pramin = 0;
130 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
131 "Attempting to locate BIOS image in PRAMIN\n");
133 if (pNv->Architecture >= NV_ARCH_50) {
136 vbios_vram = (pNv->REGS[0x619f04/4] & ~0xff) << 8;
138 vbios_vram = pNv->REGS[0x1700/4] << 16;
139 vbios_vram += 0xf0000;
142 old_bar0_pramin = pNv->REGS[0x1700/4];
143 pNv->REGS[0x1700/4] = vbios_vram >> 16;
146 memcpy(data, pramin, NV_PROM_SIZE);
148 if (pNv->Architecture >= NV_ARCH_50) {
149 pNv->REGS[0x1700/4] = old_bar0_pramin;
153 static Bool NVShadowVBIOS(ScrnInfoPtr pScrn, uint8_t *data)
155 NVShadowVBIOS_PROM(pScrn, data);
156 if (NVValidVBIOS(pScrn, data) == 2)
159 NVShadowVBIOS_PRAMIN(pScrn, (uint32_t *)data);
160 if (NVValidVBIOS(pScrn, data))
171 int length_multiplier;
172 Bool (*handler)(ScrnInfoPtr pScrn, bios_t *, uint16_t, init_exec_t *);
181 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec);
183 #define MACRO_INDEX_SIZE 2
185 #define CONDITION_SIZE 12
186 #define IO_FLAG_CONDITION_SIZE 9
194 static int nv_valid_reg(uint32_t reg)
196 #define WITHIN(x,y,z) ((x>=y)&&(x<y+z))
197 if (WITHIN(reg,NV_PRAMIN_OFFSET,NV_PRAMIN_SIZE))
199 if (WITHIN(reg,NV_PCRTC0_OFFSET,NV_PCRTC0_SIZE))
201 if (WITHIN(reg,NV_PRAMDAC0_OFFSET,NV_PRAMDAC0_SIZE))
203 if (WITHIN(reg,NV_PFB_OFFSET,NV_PFB_SIZE))
205 if (WITHIN(reg,NV_PFIFO_OFFSET,NV_PFIFO_SIZE))
207 if (WITHIN(reg,NV_PGRAPH_OFFSET,NV_PGRAPH_SIZE))
209 if (WITHIN(reg,NV_PEXTDEV_OFFSET,NV_PEXTDEV_SIZE))
211 if (WITHIN(reg,NV_PTIMER_OFFSET,NV_PTIMER_SIZE))
213 if (WITHIN(reg,NV_PVIDEO_OFFSET,NV_PVIDEO_SIZE))
215 if (WITHIN(reg,NV_PMC_OFFSET,NV_PMC_SIZE))
217 if (WITHIN(reg,NV_FIFO_OFFSET,NV_FIFO_SIZE))
219 if (WITHIN(reg,NV_PCIO0_OFFSET,NV_PCIO0_SIZE))
221 if (WITHIN(reg,NV_PDIO0_OFFSET,NV_PDIO0_SIZE))
223 if (WITHIN(reg,NV_PVIO_OFFSET,NV_PVIO_SIZE))
225 if (WITHIN(reg,NV_PROM_OFFSET,NV_PROM_SIZE))
227 if (WITHIN(reg,NV_PRAMIN_ROM_OFFSET,NV_PROM_SIZE))
230 if (WITHIN(reg,0x88000,0x1000))
236 static void nv32_rd(ScrnInfoPtr pScrn, uint32_t reg, uint32_t *data)
238 NVPtr pNv = NVPTR(pScrn);
240 if (!nv_valid_reg(reg)) {
241 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
242 "========= unknown reg 0x%08X ==========\n", reg);
245 *data = pNv->REGS[reg/4];
247 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
248 " Read: Reg: 0x%08X, Data: 0x%08X\n", reg, *data);
251 static int nv32_wr(ScrnInfoPtr pScrn, uint32_t reg, uint32_t data)
253 NVPtr pNv = NVPTR(pScrn);
254 if (DEBUGLEVEL >= 8) {
256 nv32_rd(pScrn, reg, &tmp);
259 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
260 " Write: Reg: 0x%08X, Data: 0x%08X\n", reg, data);
261 if (!nv_valid_reg(reg)) {
262 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
263 "========= unknown reg 0x%08X ==========\n", reg);
267 if (pNv->VBIOS.execute) {
269 NVPtr pNv = NVPTR(pScrn);
270 pNv->REGS[reg/4] = data;
276 static void nv_port_rd(ScrnInfoPtr pScrn, uint16_t port, uint8_t index, uint8_t *data)
278 NVPtr pNv = NVPTR(pScrn);
279 volatile uint8_t *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
281 VGA_WR08(ptr, port, index);
282 *data = VGA_RD08(ptr, port + 1);
285 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
286 " Indexed read: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
287 port, index, crtchead, *data);
290 static void nv_port_wr(ScrnInfoPtr pScrn, uint16_t port, uint8_t index, uint8_t data)
292 NVPtr pNv = NVPTR(pScrn);
293 volatile uint8_t *ptr;
295 /* The current head is maintained in a file scope variable crtchead.
296 * We trap changes to CRTCX_OWNER and update the head variable
297 * and hence the register set written.
298 * As CRTCX_OWNER only exists on CRTC0, we update crtchead to head0
299 * in advance of the write, and to head1 after the write
301 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data != NV_VGA_CRTCX_OWNER_HEADB)
303 ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
305 if (DEBUGLEVEL >= 8) {
307 nv_port_rd(pScrn, port, index, &tmp);
310 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
311 " Indexed write: Port: 0x%04X, Index: 0x%02X, Head: 0x%02X, Data: 0x%02X\n",
312 port, index, crtchead, data);
314 if (pNv->VBIOS.execute) {
316 VGA_WR08(ptr, port, index);
317 VGA_WR08(ptr, port + 1, data);
320 if (port == CRTC_INDEX_COLOR && index == NV_VGA_CRTCX_OWNER && data == NV_VGA_CRTCX_OWNER_HEADB)
324 static Bool io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, uint8_t cond)
326 /* The IO flag condition entry has 2 bytes for the CRTC port; 1 byte
327 * for the CRTC index; 1 byte for the mask to apply to the value
328 * retrieved from the CRTC; 1 byte for the shift right to apply to the
329 * masked CRTC value; 2 bytes for the offset to the flag array, to
330 * which the shifted value is added; 1 byte for the mask applied to the
331 * value read from the flag array; and 1 byte for the value to compare
332 * against the masked byte from the flag table.
335 uint16_t condptr = bios->io_flag_condition_tbl_ptr + cond * IO_FLAG_CONDITION_SIZE;
336 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[condptr])));
337 uint8_t crtcindex = bios->data[condptr + 2];
338 uint8_t mask = bios->data[condptr + 3];
339 uint8_t shift = bios->data[condptr + 4];
340 uint16_t flagarray = le16_to_cpu(*((uint16_t *)(&bios->data[condptr + 5])));
341 uint8_t flagarraymask = bios->data[condptr + 7];
342 uint8_t cmpval = bios->data[condptr + 8];
346 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
347 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, FlagArray: 0x%04X, FAMask: 0x%02X, Cmpval: 0x%02X\n",
348 offset, crtcport, crtcindex, mask, shift, flagarray, flagarraymask, cmpval);
350 nv_port_rd(pScrn, crtcport, crtcindex, &data);
352 data = bios->data[flagarray + ((data & mask) >> shift)];
353 data &= flagarraymask;
356 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
357 "0x%04X: Checking if 0x%02X equals 0x%02X\n",
358 offset, data, cmpval);
366 static Bool init_prog(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
368 /* INIT_PROG opcode: 0x31
370 * offset (8 bit): opcode
371 * offset + 1 (32 bit): reg
372 * offset + 5 (32 bit): and mask
373 * offset + 9 (8 bit): shift right
374 * offset + 10 (8 bit): number of configurations
375 * offset + 11 (32 bit): register
376 * offset + 15 (32 bit): configuration 1
379 * Starting at offset + 15 there are "number of configurations"
380 * 32 bit values. To find out which configuration value to use
381 * read "CRTC reg" on the CRTC controller with index "CRTC index"
382 * and bitwise AND this value with "and mask" and then bit shift the
383 * result "shift right" bits to the right.
384 * Assign "register" with appropriate configuration value.
387 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
388 CARD32 and = *((CARD32 *) (&bios->data[offset + 5]));
389 CARD8 shiftr = *((CARD8 *) (&bios->data[offset + 9]));
390 CARD8 nr = *((CARD8 *) (&bios->data[offset + 10]));
391 CARD32 reg2 = *((CARD32 *) (&bios->data[offset + 11]));
393 CARD32 configval, tmp;
395 if (iexec->execute) {
396 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%04X\n", offset,
399 nv32_rd(pScrn, reg, &tmp);
400 configuration = (tmp & and) >> shiftr;
402 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONFIGURATION TO USE: 0x%02X\n",
403 offset, configuration);
405 if (configuration <= nr) {
408 *((CARD32 *) (&bios->data[offset + 15 + configuration * 4]));
410 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%08X, VALUE: 0x%08X\n", offset,
413 nv32_rd(pScrn, reg2, &tmp);
414 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n",
416 nv32_wr(pScrn, reg2, configval);
422 static Bool init_io_restrict_prog(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
424 /* INIT_IO_RESTRICT_PROG opcode: 0x32 ('2')
426 * offset (8 bit): opcode
427 * offset + 1 (16 bit): CRTC port
428 * offset + 3 (8 bit): CRTC index
429 * offset + 4 (8 bit): mask
430 * offset + 5 (8 bit): shift
431 * offset + 6 (8 bit): count
432 * offset + 7 (32 bit): register
433 * offset + 11 (32 bit): configuration 1
436 * Starting at offset + 11 there are "count" 32 bit values.
437 * To find out which value to use read index "CRTC index" on "CRTC port",
438 * AND this value with "mask" and then bit shift right "shift" bits.
439 * Read the appropriate value using this index and write to "register"
442 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
443 uint8_t crtcindex = bios->data[offset + 3];
444 uint8_t mask = bios->data[offset + 4];
445 uint8_t shift = bios->data[offset + 5];
446 uint8_t count = bios->data[offset + 6];
447 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
455 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
456 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
457 offset, crtcport, crtcindex, mask, shift, count, reg);
459 nv_port_rd(pScrn, crtcport, crtcindex, &config);
460 config = (config & mask) >> shift;
461 if (config > count) {
462 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
463 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
464 offset, config, count);
468 configval = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
471 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
472 "0x%04X: Writing config %02X\n", offset, config);
474 nv32_wr(pScrn, reg, configval);
479 static Bool init_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
481 /* INIT_REPEAT opcode: 0x33 ('3')
483 * offset (8 bit): opcode
484 * offset + 1 (8 bit): count
486 * Execute script following this opcode up to INIT_REPEAT_END
490 uint8_t count = bios->data[offset + 1];
493 /* no iexec->execute check by design */
495 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
496 "0x%04X: REPEATING FOLLOWING SEGMENT %d TIMES.\n",
499 iexec->repeat = TRUE;
501 /* count - 1, as the script block will execute once when we leave this
502 * opcode -- this is compatible with bios behaviour as:
503 * a) the block is always executed at least once, even if count == 0
504 * b) the bios interpreter skips to the op following INIT_END_REPEAT,
507 for (i = 0; i < count - 1; i++)
508 parse_init_table(pScrn, bios, offset + 2, iexec);
510 iexec->repeat = FALSE;
515 static Bool init_io_restrict_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
517 /* INIT_IO_RESTRICT_PLL opcode: 0x34 ('4')
519 * offset (8 bit): opcode
520 * offset + 1 (16 bit): CRTC port
521 * offset + 3 (8 bit): CRTC index
522 * offset + 4 (8 bit): mask
523 * offset + 5 (8 bit): shift
524 * offset + 6 (8 bit): IO flag condition index
525 * offset + 7 (8 bit): count
526 * offset + 8 (32 bit): register
527 * offset + 12 (16 bit): frequency 1
530 * Starting at offset + 12 there are "count" 16 bit frequencies (10kHz).
531 * Set PLL register "register" to coefficients for frequency n,
532 * selected by reading index "CRTC index" of "CRTC port" ANDed with
533 * "mask" and shifted right by "shift". If "IO flag condition index" > 0,
534 * and condition met, double frequency before setting it.
537 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
538 uint8_t crtcindex = bios->data[offset + 3];
539 uint8_t mask = bios->data[offset + 4];
540 uint8_t shift = bios->data[offset + 5];
541 int8_t io_flag_condition_idx = bios->data[offset + 6];
542 uint8_t count = bios->data[offset + 7];
543 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 8])));
551 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
552 "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",
553 offset, crtcport, crtcindex, mask, shift, io_flag_condition_idx, count, reg);
555 nv_port_rd(pScrn, crtcport, crtcindex, &config);
556 config = (config & mask) >> shift;
557 if (config > count) {
558 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
559 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
560 offset, config, count);
564 freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 12 + config * 2])));
566 if (io_flag_condition_idx > 0) {
567 if (io_flag_condition(pScrn, bios, offset, io_flag_condition_idx)) {
568 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
569 "0x%04X: CONDITION FULFILLED - FREQ DOUBLED\n", offset);
572 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
573 "0x%04X: CONDITION IS NOT FULFILLED. FREQ UNCHANGED\n", offset);
577 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
578 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %d0kHz\n",
579 offset, reg, config, freq);
581 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
586 configval = 0x01014E07;
589 configval = 0x13030E02;
596 static Bool init_end_repeat(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
598 /* INIT_END_REPEAT opcode: 0x36 ('6')
600 * offset (8 bit): opcode
602 * Marks the end of the block for INIT_REPEAT to repeat
605 /* no iexec->execute check by design */
607 /* iexec->repeat flag necessary to go past INIT_END_REPEAT opcode when
608 * we're not in repeat mode
616 static Bool init_copy(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
618 /* INIT_COPY opcode: 0x37 ('7')
620 * offset (8 bit): opcode
621 * offset + 1 (32 bit): register
622 * offset + 5 (8 bit): shift
623 * offset + 6 (8 bit): srcmask
624 * offset + 7 (16 bit): CRTC port
625 * offset + 9 (8 bit): CRTC index
626 * offset + 10 (8 bit): mask
628 * Read index "CRTC index" on "CRTC port", AND with "mask", OR with
629 * (REGVAL("register") >> "shift" & "srcmask") and write-back to CRTC port
632 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
633 uint8_t shift = bios->data[offset + 5];
634 uint8_t srcmask = bios->data[offset + 6];
635 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 7])));
636 uint8_t crtcindex = bios->data[offset + 9];
637 uint8_t mask = bios->data[offset + 10];
645 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
646 "0x%04X: Reg: 0x%08X, Shift: 0x%02X, SrcMask: 0x%02X, Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X\n",
647 offset, reg, shift, srcmask, crtcport, crtcindex, mask);
649 nv32_rd(pScrn, reg, &data);
654 data <<= (0x100 - shift);
658 nv_port_rd(pScrn, crtcport, crtcindex, &crtcdata);
659 crtcdata = (crtcdata & mask) | (uint8_t)data;
660 nv_port_wr(pScrn, crtcport, crtcindex, crtcdata);
665 static Bool init_not(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
667 /* INIT_NOT opcode: 0x38 ('8')
669 * offset (8 bit): opcode
671 * Invert the current execute / no-execute condition (i.e. "else")
674 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
675 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
677 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
678 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", offset);
680 iexec->execute = !iexec->execute;
684 static Bool init_io_flag_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
686 /* INIT_IO_FLAG_CONDITION opcode: 0x39 ('9')
688 * offset (8 bit): opcode
689 * offset + 1 (8 bit): condition number
691 * Check condition "condition number" in the IO flag condition table.
692 * If condition not met skip subsequent opcodes until condition
693 * is inverted (INIT_NOT), or we hit INIT_RESUME
696 uint8_t cond = bios->data[offset + 1];
701 if (io_flag_condition(pScrn, bios, offset, cond))
702 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
703 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
705 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
706 "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
707 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
708 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
709 iexec->execute = FALSE;
715 Bool init_idx_addr_latched(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
717 /* INIT_INDEX_ADDRESS_LATCHED opcode: 0x49 ('I')
719 * offset (8 bit): opcode
720 * offset + 1 (32 bit): control register
721 * offset + 5 (32 bit): data register
722 * offset + 9 (32 bit): mask
723 * offset + 13 (32 bit): data
724 * offset + 17 (8 bit): count
725 * offset + 18 (8 bit): address 1
726 * offset + 19 (8 bit): data 1
729 * For each of "count" address and data pairs, write "data n" to "data register",
730 * read the current value of "control register", and write it back once ANDed
731 * with "mask", ORed with "data", and ORed with "address n"
734 uint32_t controlreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
735 uint32_t datareg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
736 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
737 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 13])));
738 uint8_t count = bios->data[offset + 17];
746 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
747 "0x%04X: ControlReg: 0x%08X, DataReg: 0x%08X, Mask: 0x%08X, Data: 0x%08X, Count: 0x%02X\n",
748 offset, controlreg, datareg, mask, data, count);
750 for (i = 0; i < count; i++) {
751 uint8_t instaddress = bios->data[offset + 18 + i * 2];
752 uint8_t instdata = bios->data[offset + 19 + i * 2];
755 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
756 "0x%04X: Address: 0x%02X, Data: 0x%02X\n", offset, instaddress, instdata);
758 nv32_wr(pScrn, datareg, instdata);
760 nv32_rd(pScrn, controlreg, &value);
761 value = (value & mask) | data | instaddress;
763 nv32_wr(pScrn, controlreg, value);
769 static Bool init_io_restrict_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
771 /* INIT_IO_RESTRICT_PLL2 opcode: 0x4A ('J')
773 * offset (8 bit): opcode
774 * offset + 1 (16 bit): CRTC port
775 * offset + 3 (8 bit): CRTC index
776 * offset + 4 (8 bit): mask
777 * offset + 5 (8 bit): shift
778 * offset + 6 (8 bit): count
779 * offset + 7 (32 bit): register
780 * offset + 11 (32 bit): frequency 1
783 * Starting at offset + 11 there are "count" 32 bit frequencies (kHz).
784 * Set PLL register "register" to coefficients for frequency n,
785 * selected by reading index "CRTC index" of "CRTC port" ANDed with
786 * "mask" and shifted right by "shift".
789 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
790 uint8_t crtcindex = bios->data[offset + 3];
791 uint8_t mask = bios->data[offset + 4];
792 uint8_t shift = bios->data[offset + 5];
793 uint8_t count = bios->data[offset + 6];
794 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7])));
802 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
803 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Shift: 0x%02X, Count: 0x%02X, Reg: 0x%08X\n",
804 offset, crtcport, crtcindex, mask, shift, count, reg);
809 nv_port_rd(pScrn, crtcport, crtcindex, &config);
810 config = (config & mask) >> shift;
811 if (config > count) {
812 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
813 "0x%04X: Config 0x%02X exceeds maximal bound 0x%02X\n",
814 offset, config, count);
818 freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 11 + config * 4])));
821 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
822 "0x%04X: Reg: 0x%08X, Config: 0x%02X, Freq: %dkHz\n",
823 offset, reg, config, freq);
825 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
830 static Bool init_pll2(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
832 /* INIT_PLL2 opcode: 0x4B ('K')
834 * offset (8 bit): opcode
835 * offset + 1 (32 bit): register
836 * offset + 5 (32 bit): freq
838 * Set PLL register "register" to coefficients for frequency "freq"
841 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
842 uint32_t freq = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
848 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
849 "0x%04X: Reg: 0x%04X, Freq: %dkHz\n",
852 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
857 Bool init_50(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
859 /* INIT_50 opcode: 0x50 ('P')
861 * offset (8 bit): opcode
862 * offset + 1 (8 bit): magic lookup value
863 * offset + 2 (8 bit): count
864 * offset + 3 (8 bit): addr 1
865 * offset + 4 (8 bit): data 1
868 * For each of "count" TMDS address and data pairs write "data n" to "addr n"
869 * "magic lookup value" (mlv) determines which TMDS base address is used:
870 * For mlv < 0x80, it is an index into a table of TMDS base addresses
871 * For mlv == 0x80 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
872 * to index a table of offsets to the basic 0x6808b0 address
873 * For mlv == 0x81 use the "or" value of the dcb_entry indexed by CR58 for CR57 = 0
874 * to index a table of offsets to the basic 0x6808b0 address, and then flip the offset by 8
876 NVPtr pNv = NVPTR(pScrn);
877 uint8_t mlv = bios->data[offset + 1];
878 uint8_t count = bios->data[offset + 2];
882 int pramdac_offset[13] = {0, 0, 0x8, 0, 0x2000, 0, 0, 0, 0x2008, 0, 0, 0, 0x2000};
883 uint32_t pramdac_table[4] = {0x6808b0, 0x6808b8, 0x6828b0, 0x6828b8};
889 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
890 "0x%04X: MagicLookupValue: 0x%02X, Count: 0x%02X\n",
893 /* here we assume that the DCB table has already been parsed */
896 /* This register needs to written for correct output */
897 nv_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
898 nv_port_rd(pScrn, CRTC_INDEX_COLOR, 0x58, &dcb_entry);
899 if (dcb_entry > pNv->dcb_table.entries) {
900 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
901 "0x%04X: CR58 doesn't have a valid DCB entry currently (%02X)\n",
905 dacoffset = pramdac_offset[pNv->dcb_table.entry[dcb_entry].or];
908 reg = 0x6808b0 + dacoffset;
910 if (mlv > (sizeof(pramdac_table) / sizeof(uint32_t))) {
911 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
912 "0x%04X: Magic Lookup Value too big (%02X)\n", offset, mlv);
915 reg = pramdac_table[mlv];
918 for (i = 0; i < count; i++) {
919 uint8_t tmds_addr = bios->data[offset + 3 + i * 2];
920 uint8_t tmds_data = bios->data[offset + 4 + i * 2];
922 nv32_wr(pScrn, reg + 4, tmds_data);
923 nv32_wr(pScrn, reg, tmds_addr);
929 Bool init_cr_idx_adr_latch(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
931 /* INIT_CR_INDEX_ADDRESS_LATCHED opcode: 0x51 ('Q')
933 * offset (8 bit): opcode
934 * offset + 1 (8 bit): CRTC index1
935 * offset + 2 (8 bit): CRTC index2
936 * offset + 3 (8 bit): baseaddr
937 * offset + 4 (8 bit): count
938 * offset + 5 (8 bit): data 1
941 * For each of "count" address and data pairs, write "baseaddr + n" to
942 * "CRTC index1" and "data n" to "CRTC index2"
943 * Once complete, restore initial value read from "CRTC index1"
945 uint8_t crtcindex1 = bios->data[offset + 1];
946 uint8_t crtcindex2 = bios->data[offset + 2];
947 uint8_t baseaddr = bios->data[offset + 3];
948 uint8_t count = bios->data[offset + 4];
949 uint8_t oldaddr, data;
956 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
957 "0x%04X: Index1: 0x%02X, Index2: 0x%02X, BaseAddr: 0x%02X, Count: 0x%02X\n",
958 offset, crtcindex1, crtcindex2, baseaddr, count);
960 nv_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex1, &oldaddr);
962 for (i = 0; i < count; i++) {
963 nv_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, baseaddr + i);
965 data = bios->data[offset + 5 + i];
966 nv_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex2, data);
969 nv_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex1, oldaddr);
974 Bool init_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
976 /* INIT_CR opcode: 0x52 ('R')
978 * offset (8 bit): opcode
979 * offset + 1 (8 bit): CRTC index
980 * offset + 2 (8 bit): mask
981 * offset + 3 (8 bit): data
983 * Assign the value of at "CRTC index" ANDed with mask and ORed with data
984 * back to "CRTC index"
987 uint8_t crtcindex = bios->data[offset + 1];
988 uint8_t mask = bios->data[offset + 2];
989 uint8_t data = bios->data[offset + 3];
996 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
997 "0x%04X: Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
998 offset, crtcindex, mask, data);
1000 nv_port_rd(pScrn, CRTC_INDEX_COLOR, crtcindex, &value);
1002 value = (value & mask) | data;
1004 nv_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, value);
1009 static Bool init_zm_cr(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1011 /* INIT_ZM_CR opcode: 0x53 ('S')
1013 * offset (8 bit): opcode
1014 * offset + 1 (8 bit): CRTC index
1015 * offset + 2 (8 bit): value
1017 * Assign "value" to CRTC register with index "CRTC index".
1020 uint8_t crtcindex = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1021 uint8_t data = bios->data[offset + 2];
1023 if (!iexec->execute)
1026 nv_port_wr(pScrn, CRTC_INDEX_COLOR, crtcindex, data);
1031 static Bool init_zm_cr_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1033 /* INIT_ZM_CR opcode: 0x54 ('T')
1035 * offset (8 bit): opcode
1036 * offset + 1 (8 bit): count
1037 * offset + 2 (8 bit): CRTC index 1
1038 * offset + 3 (8 bit): value 1
1041 * For "count", assign "value n" to CRTC register with index "CRTC index n".
1044 uint8_t count = bios->data[offset + 1];
1047 if (!iexec->execute)
1050 for (i = 0; i < count; i++)
1051 init_zm_cr(pScrn, bios, offset + 2 + 2 * i - 1, iexec);
1056 static Bool init_condition_time(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1058 /* My BIOS does not use this command. */
1059 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1064 static Bool init_zm_reg_sequence(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1066 /* INIT_ZM_REG_SEQUENCE opcode: 0x58 ('X')
1068 * offset (8 bit): opcode
1069 * offset + 1 (32 bit): base register
1070 * offset + 5 (8 bit): count
1071 * offset + 6 (32 bit): value 1
1074 * Starting at offset + 6 there are "count" 32 bit values.
1075 * For "count" iterations set "base register" + 4 * current_iteration
1076 * to "value current_iteration"
1079 uint32_t basereg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1080 uint32_t count = bios->data[offset + 5];
1083 if (!iexec->execute)
1086 if (DEBUGLEVEL >= 6)
1087 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1088 "0x%04X: BaseReg: 0x%08X, Count: 0x%02X\n",
1089 offset, basereg, count);
1091 for (i = 0; i < count; i++) {
1092 uint32_t reg = basereg + i * 4;
1094 if ((reg & 0xffc) == 0x3c0)
1095 ErrorF("special case: FIXME\n");
1096 if ((reg & 0xffc) == 0x3cc)
1097 ErrorF("special case: FIXME\n");
1099 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 6 + i * 4])));
1101 nv32_wr(pScrn, reg, data);
1107 static Bool init_indirect_reg(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1109 /* INIT_INDIRECT_REG opcode: 0x5A
1111 * offset (8 bit): opcode
1112 * offset + 1 (32 bit): register
1113 * offset + 5 (16 bit): adress offset (in bios)
1115 * Lookup value at offset data in the bios and write it to reg
1117 CARD32 reg = *((CARD32 *) (&bios->data[offset + 1]));
1118 CARD16 data = le16_to_cpu(*((CARD16 *) (&bios->data[offset + 5])));
1119 CARD32 data2 = bios->data[data];
1121 if (iexec->execute) {
1122 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1123 "0x%04X: REG: 0x%04X, DATA AT: 0x%04X, VALUE IS: 0x%08X\n",
1124 offset, reg, data, data2);
1126 if (DEBUGLEVEL >= 6) {
1128 nv32_rd(pScrn, reg, &tmpval);
1129 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n", offset, tmpval);
1132 nv32_wr(pScrn, reg, data2);
1137 static Bool init_sub_direct(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1139 /* INIT_SUB_DIRECT opcode: 0x5B ('[')
1141 * offset (8 bit): opcode
1142 * offset + 1 (16 bit): subroutine offset (in bios)
1144 * Calls a subroutine that will execute commands until INIT_DONE
1148 uint16_t sub_offset = le16_to_cpu(*((uint16_t *) (&bios->data[offset + 1])));
1150 if (!iexec->execute)
1153 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: EXECUTING SUB-ROUTINE AT 0x%04X\n",
1154 offset, sub_offset);
1156 parse_init_table(pScrn, bios, sub_offset, iexec);
1158 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: END OF SUB-ROUTINE AT 0x%04X\n",
1159 offset, sub_offset);
1164 static Bool init_copy_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1166 CARD32 srcreg = *((CARD32 *) (&bios->data[offset + 1]));
1167 CARD8 shift = *((CARD8 *) (&bios->data[offset + 5]));
1168 CARD32 and1 = *((CARD32 *) (&bios->data[offset + 6]));
1169 CARD32 xor = *((CARD32 *) (&bios->data[offset + 10]));
1170 CARD32 dstreg = *((CARD32 *) (&bios->data[offset + 14]));
1171 CARD32 and2 = *((CARD32 *) (&bios->data[offset + 18]));
1175 if (iexec->execute) {
1176 nv32_rd(pScrn, srcreg, &srcdata);
1183 srcdata = (srcdata & and1) ^ xor;
1185 nv32_rd(pScrn, dstreg, &dstdata);
1191 nv32_rd(pScrn, dstreg, &tmp);
1193 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: REG: 0x%08X, VALUE: 0x%08X\n", offset, dstreg,
1196 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%08X\n", offset, tmp);
1198 nv32_wr(pScrn, dstreg, dstdata);
1203 static Bool init_zm_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1205 /* INIT_ZM_INDEX_IO opcode: 0x62 ('b')
1207 * offset (8 bit): opcode
1208 * offset + 1 (16 bit): CRTC port
1209 * offset + 3 (8 bit): CRTC index
1210 * offset + 4 (8 bit): data
1212 * Write "data" to index "CRTC index" of "CRTC port"
1214 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1215 uint8_t crtcindex = bios->data[offset + 3];
1216 uint8_t data = bios->data[offset + 4];
1218 if (!iexec->execute)
1221 nv_port_wr(pScrn, crtcport, crtcindex, data);
1226 static Bool init_compute_mem(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1228 /* INIT_COMPUTE_MEM opcode: 0x63 ('c')
1230 * offset (8 bit): opcode
1235 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1237 uint16_t ramcfg = le16_to_cpu(*((uint16_t *)(&bios->data[bios->ram_table_offset])));
1242 if (!iexec->execute)
1245 nv32_rd(pScrn, 0x00101000, &strapinfo);
1246 nv32_rd(pScrn, 0x00100080, &pfb_debug);
1248 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "STRAPINFO: 0x%08X\n", strapinfo);
1249 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PFB_DEBUG: 0x%08X\n", pfb_debug);
1250 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "RAM CFG: 0x%04X\n", ramcfg);
1252 pfb_debug &= 0xffffffef;
1254 strapinfo &= 0x0000000f;
1255 ramcfg2 = le16_to_cpu(*((uint16_t *)
1256 (&bios->data[bios->ram_table_offset + (2 * strapinfo)])));
1258 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "AFTER MANIPULATION\n");
1259 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "STRAPINFO: 0x%08X\n", strapinfo);
1260 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PFB_DEBUG: 0x%08X\n", pfb_debug);
1261 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "RAM CFG2: 0x%08X\n", ramcfg2);
1267 nv32_rd(pScrn, 0x00100200, ®1);
1268 nv32_rd(pScrn, 0x0010020C, ®2);
1270 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x00100200: 0x%08X\n", reg1);
1271 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x0010020C: 0x%08X\n", reg2);
1277 static Bool init_reset(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1279 /* INIT_RESET opcode: 0x65 ('e')
1281 * offset (8 bit): opcode
1282 * offset + 1 (32 bit): register
1283 * offset + 5 (32 bit): value1
1284 * offset + 9 (32 bit): value2
1286 * Assign "value1" to "register", then assign "value2" to "register"
1289 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1290 uint32_t value1 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1291 uint32_t value2 = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1294 if (!iexec->execute)
1297 if (DEBUGLEVEL >= 6)
1298 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1299 "0x%04X: Reg: 0x%08X, Value1: 0x%08X, Value2: 0x%08X\n",
1300 offset, reg, value1, value2);
1302 /* it's not clear from my .dmp file, but it seems we should zero out NV_PBUS_PCI_NV_19(0x0000184C) and then restore it */
1303 nv32_rd(pScrn, NV_PBUS_PCI_NV_19, &pci_nv_19);
1305 nv32_rd(pScrn, PCICFG(PCICFG_ROMSHADOW), &tmpval);
1306 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: PCICFG_ROMSHADOW: 0x%02X\n", offset, tmpval);
1308 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, 0);
1309 nv32_wr(pScrn, reg, value1);
1310 nv32_wr(pScrn, reg, value2);
1311 nv32_wr(pScrn, NV_PBUS_PCI_NV_19, pci_nv_19);
1313 /* PCI Config space init needs to be added here. */
1314 /* if (nv32_rd(pScrn, PCICFG(PCICFG_ROMSHADOW), value1)) */
1315 /* nv32_wr(pScrn, PCICFG(PCICFG_ROMSHADOW), value1 & 0xfffffffe) */
1320 static Bool init_index_io8(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1322 /* INIT_INDEX_IO8 opcode: 0x69
1324 * offset (8 bit): opcode
1325 * offset + 1 (16 bit): CRTC reg
1326 * offset + 3 (8 bit): and mask
1327 * offset + 4 (8 bit): or with
1332 NVPtr pNv = NVPTR(pScrn);
1333 volatile CARD8 *ptr = crtchead ? pNv->PCIO1 : pNv->PCIO0;
1334 CARD16 reg = le16_to_cpu(*((CARD16 *)(&bios->data[offset + 1])));
1335 CARD8 and = *((CARD8 *)(&bios->data[offset + 3]));
1336 CARD8 or = *((CARD8 *)(&bios->data[offset + 4]));
1339 if (iexec->execute) {
1340 data = (VGA_RD08(ptr, reg) & and) | or;
1342 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1343 "0x%04X: CRTC REG: 0x%04X, VALUE: 0x%02X\n",
1345 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CURRENT VALUE IS: 0x%02X\n", offset,
1346 VGA_RD08(ptr, reg));
1348 #ifdef PERFORM_WRITE
1349 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "init_index_io8 crtcreg 0x%X value 0x%X\n",reg,data);
1351 VGA_WR08(ptr, reg, data);
1357 static Bool init_sub(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1359 /* INIT_SUB opcode: 0x6B ('k')
1361 * offset (8 bit): opcode
1362 * offset + 1 (8 bit): script number
1364 * Execute script number "script number", as a subroutine
1367 uint8_t sub = bios->data[offset + 1];
1369 if (!iexec->execute)
1372 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1373 "0x%04X: EXECUTING SUB-SCRIPT %d\n", offset, sub);
1375 parse_init_table(pScrn, bios,
1376 le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + sub * 2]))),
1379 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1380 "0x%04X: END OF SUB-SCRIPT %d\n", offset, sub);
1385 static Bool init_ram_condition(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1387 /* INIT_RAM_CONDITION opcode: 0x6D
1389 * offset (8 bit): opcode
1390 * offset + 1 (8 bit): and mask
1391 * offset + 2 (8 bit): cmpval
1393 * Test if (NV_PFB_BOOT & and mask) matches cmpval
1395 NVPtr pNv = NVPTR(pScrn);
1396 CARD8 and = *((CARD8 *) (&bios->data[offset + 1]));
1397 CARD8 cmpval = *((CARD8 *) (&bios->data[offset + 2]));
1400 if (iexec->execute) {
1401 data=(pNv->PFB[NV_PFB_BOOT/4])∧
1403 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1404 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
1405 offset, data, cmpval);
1407 if (data == cmpval) {
1408 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1409 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
1412 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1413 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1414 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1415 iexec->execute = FALSE;
1421 static Bool init_nv_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1423 /* INIT_NV_REG opcode: 0x6E ('n')
1425 * offset (8 bit): opcode
1426 * offset + 1 (32 bit): register
1427 * offset + 5 (32 bit): mask
1428 * offset + 9 (32 bit): data
1430 * Assign ((REGVAL("register") & "mask") | "data") to "register"
1433 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1434 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1435 uint32_t data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 9])));
1438 if (!iexec->execute)
1441 if (DEBUGLEVEL >= 6)
1442 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1443 "0x%04X: Reg: 0x%08X, Mask: 0x%08X, Data: 0x%08X\n",
1444 offset, reg, mask, data);
1446 nv32_rd(pScrn, reg, &value);
1448 value = (value & mask) | data;
1450 nv32_wr(pScrn, reg, value);
1455 static Bool init_macro(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1457 /* INIT_MACRO opcode: 0x6F ('o')
1459 * offset (8 bit): opcode
1460 * offset + 1 (8 bit): macro number
1462 * Look up macro index "macro number" in the macro index table.
1463 * The macro index table entry has 1 byte for the index in the macro table,
1464 * and 1 byte for the number of times to repeat the macro.
1465 * The macro table entry has 4 bytes for the register address and
1466 * 4 bytes for the value to write to that register
1469 uint8_t macro_index_tbl_idx = bios->data[offset + 1];
1470 uint16_t tmp = bios->macro_index_tbl_ptr + (macro_index_tbl_idx * MACRO_INDEX_SIZE);
1471 uint8_t macro_tbl_idx = bios->data[tmp];
1472 uint8_t count = bios->data[tmp + 1];
1476 if (!iexec->execute)
1479 if (DEBUGLEVEL >= 6)
1480 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1481 "0x%04X: Macro: 0x%02X, MacroTableIndex: 0x%02X, Count: 0x%02X\n",
1482 offset, macro_index_tbl_idx, macro_tbl_idx, count);
1484 for (i = 0; i < count; i++) {
1485 uint16_t macroentryptr = bios->macro_tbl_ptr + (macro_tbl_idx + i) * MACRO_SIZE;
1487 reg = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr])));
1488 data = le32_to_cpu(*((uint32_t *)(&bios->data[macroentryptr + 4])));
1490 nv32_wr(pScrn, reg, data);
1496 static Bool init_done(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1498 /* INIT_DONE opcode: 0x71 ('q')
1500 * offset (8 bit): opcode
1502 * End the current script
1505 /* mild retval abuse to stop parsing this table */
1509 static Bool init_resume(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1511 /* INIT_RESUME opcode: 0x72 ('r')
1513 * offset (8 bit): opcode
1515 * End the current execute / no-execute condition
1521 iexec->execute = TRUE;;
1522 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1523 "0x%04X: ---- EXECUTING FOLLOWING COMMANDS ----\n", offset);
1528 static Bool init_ram_condition2(ScrnInfoPtr pScrn, bios_t *bios, CARD16 offset, init_exec_t *iexec)
1530 /* INIT_RAM_CONDITION2 opcode: 0x73
1532 * offset (8 bit): opcode
1533 * offset + 1 (8 bit): and mask
1534 * offset + 2 (8 bit): cmpval
1536 * Test if (NV_EXTDEV_BOOT & and mask) matches cmpval
1538 NVPtr pNv = NVPTR(pScrn);
1539 CARD32 and = *((CARD32 *) (&bios->data[offset + 1]));
1540 CARD32 cmpval = *((CARD32 *) (&bios->data[offset + 5]));
1543 if (iexec->execute) {
1544 data=(nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT))∧
1546 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1547 "0x%04X: CHECKING IF REGVAL: 0x%08X equals COND: 0x%08X\n",
1548 offset, data, cmpval);
1550 if (data == cmpval) {
1551 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1552 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n",
1555 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1556 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1557 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1558 iexec->execute = FALSE;
1564 static Bool init_time(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1566 /* INIT_TIME opcode: 0x74 ('t')
1568 * offset (8 bit): opcode
1569 * offset + 1 (16 bit): time
1571 * Sleep for "time" microseconds.
1574 uint16_t time = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1576 if (!iexec->execute)
1579 if (DEBUGLEVEL >= 6)
1580 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1581 "0x%04X: Sleeping for 0x%04X microseconds.\n", offset, time);
1588 static Bool init_condition(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1590 /* INIT_CONDITION opcode: 0x75 ('u')
1592 * offset (8 bit): opcode
1593 * offset + 1 (8 bit): condition number
1595 * Check condition "condition number" in the condition table.
1596 * The condition table entry has 4 bytes for the address of the
1597 * register to check, 4 bytes for a mask and 4 for a test value.
1598 * If condition not met skip subsequent opcodes until condition
1599 * is inverted (INIT_NOT), or we hit INIT_RESUME
1602 uint8_t cond = bios->data[offset + 1];
1603 uint16_t condptr = bios->condition_tbl_ptr + cond * CONDITION_SIZE;
1604 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[condptr])));
1605 uint32_t mask = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 4])));
1606 uint32_t cmpval = le32_to_cpu(*((uint32_t *)(&bios->data[condptr + 8])));
1609 if (!iexec->execute)
1612 if (DEBUGLEVEL >= 6)
1613 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1614 "0x%04X: Cond: 0x%02X, Reg: 0x%08X, Mask: 0x%08X, Cmpval: 0x%08X\n",
1615 offset, cond, reg, mask, cmpval);
1617 nv32_rd(pScrn, reg, &data);
1620 if (DEBUGLEVEL >= 6)
1621 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1622 "0x%04X: Checking if 0x%08X equals 0x%08X\n",
1623 offset, data, cmpval);
1625 if (data == cmpval) {
1626 if (DEBUGLEVEL >= 6)
1627 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1628 "0x%04X: CONDITION FULFILLED - CONTINUING TO EXECUTE\n", offset);
1630 if (DEBUGLEVEL >= 6)
1631 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1632 "0x%04X: CONDITION IS NOT FULFILLED.\n", offset);
1633 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1634 "0x%04X: ------ SKIPPING FOLLOWING COMMANDS ------\n", offset);
1635 iexec->execute = FALSE;
1641 static Bool init_index_io(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1643 /* INIT_INDEX_IO opcode: 0x78 ('x')
1645 * offset (8 bit): opcode
1646 * offset + 1 (16 bit): CRTC port
1647 * offset + 3 (8 bit): CRTC index
1648 * offset + 4 (8 bit): mask
1649 * offset + 5 (8 bit): data
1651 * Read value at index "CRTC index" on "CRTC port", AND with "mask", OR with "data", write-back
1654 uint16_t crtcport = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 1])));
1655 uint8_t crtcindex = bios->data[offset + 3];
1656 uint8_t mask = bios->data[offset + 4];
1657 uint8_t data = bios->data[offset + 5];
1660 if (!iexec->execute)
1663 if (DEBUGLEVEL >= 6)
1664 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1665 "0x%04X: Port: 0x%04X, Index: 0x%02X, Mask: 0x%02X, Data: 0x%02X\n",
1666 offset, crtcport, crtcindex, mask, data);
1668 nv_port_rd(pScrn, crtcport, crtcindex, &value);
1669 value = (value & mask) | data;
1670 nv_port_wr(pScrn, crtcport, crtcindex, value);
1675 static Bool init_pll(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1677 /* INIT_PLL opcode: 0x79 ('y')
1679 * offset (8 bit): opcode
1680 * offset + 1 (32 bit): register
1681 * offset + 5 (16 bit): freq
1683 * Set PLL register "register" to coefficients for frequency (10kHz) "freq"
1686 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1687 uint16_t freq = le16_to_cpu(*((uint16_t *)(&bios->data[offset + 5])));
1689 if (!iexec->execute)
1692 if (DEBUGLEVEL >= 6)
1693 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1694 "0x%04X: Reg: 0x%08X, Freq: %d0kHz\n",
1697 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ NOT YET IMPLEMENTED ]\n", offset);
1702 configval = 0x00011F05;
1709 static Bool init_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1711 /* INIT_ZM_REG opcode: 0x7A ('z')
1713 * offset (8 bit): opcode
1714 * offset + 1 (32 bit): register
1715 * offset + 5 (32 bit): value
1717 * Assign "value" to "register"
1720 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1721 uint32_t value = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1723 if (!iexec->execute)
1726 nv32_wr(pScrn, reg, value);
1731 /* hack to avoid moving the itbl_entry array before this function */
1732 int init_ram_restrict_zm_reg_group_blocklen = 0;
1734 static Bool init_ram_restrict_zm_reg_group(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1736 /* INIT_RAM_RESTRICT_ZM_REG_GROUP opcode: 0x8F ('')
1738 * offset (8 bit): opcode
1739 * offset + 1 (32 bit): reg
1740 * offset + 5 (8 bit): regincrement
1741 * offset + 6 (8 bit): count
1742 * offset + 7 (32 bit): value 1,1
1745 * Use the RAMCFG strap of PEXTDEV_BOOT as an index into the table at
1746 * ram_restrict_table_ptr. The value read from here is 'n', and
1747 * "value 1,n" gets written to "reg". This repeats "count" times and on
1748 * each iteration 'm', "reg" increases by "regincrement" and
1749 * "value m,n" is used. The extent of n is limited by a number read
1750 * from the 'M' BIT table, herein called "blocklen"
1753 NVPtr pNv = NVPTR(pScrn);
1754 uint32_t reg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1755 uint8_t regincrement = bios->data[offset + 5];
1756 uint8_t count = bios->data[offset + 6];
1757 uint32_t strap_ramcfg, data;
1762 /* previously set by 'M' BIT table */
1763 blocklen = init_ram_restrict_zm_reg_group_blocklen;
1765 if (!iexec->execute)
1769 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1770 "0x%04X: Zero block length - has the M table been parsed?\n", offset);
1774 strap_ramcfg = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 2) & 0xf;
1775 index = bios->data[bios->ram_restrict_tbl_ptr + strap_ramcfg];
1777 if (DEBUGLEVEL >= 6)
1778 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1779 "0x%04X: Reg: 0x%08X, RegIncrement: 0x%02X, Count: 0x%02X, StrapRamCfg: 0x%02X, Index: 0x%02X\n",
1780 offset, reg, regincrement, count, strap_ramcfg, index);
1782 for (i = 0; i < count; i++) {
1783 data = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 7 + index * 4 + blocklen * i])));
1785 nv32_wr(pScrn, reg, data);
1787 reg += regincrement;
1793 static Bool init_copy_zm_reg(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1795 /* INIT_COPY_ZM_REG opcode: 0x90 ('')
1797 * offset (8 bit): opcode
1798 * offset + 1 (32 bit): src reg
1799 * offset + 5 (32 bit): dst reg
1801 * Put contents of "src reg" into "dst reg"
1804 uint32_t srcreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 1])));
1805 uint32_t dstreg = le32_to_cpu(*((uint32_t *)(&bios->data[offset + 5])));
1808 if (!iexec->execute)
1811 nv32_rd(pScrn, srcreg, &data);
1812 nv32_wr(pScrn, dstreg, data);
1817 static Bool init_reserved(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset, init_exec_t *iexec)
1819 /* INIT_RESERVED opcode: 0x92 ('')
1821 * offset (8 bit): opcode
1823 * Seemingly does nothing
1829 static init_tbl_entry_t itbl_entry[] = {
1830 /* command name , id , length , offset , mult , command handler */
1831 // { "INIT_PROG" , 0x31, 15 , 10 , 4 , init_prog },
1832 { "INIT_IO_RESTRICT_PROG" , 0x32, 11 , 6 , 4 , init_io_restrict_prog },
1833 { "INIT_REPEAT" , 0x33, 2 , 0 , 0 , init_repeat },
1834 { "INIT_IO_RESTRICT_PLL" , 0x34, 12 , 7 , 2 , init_io_restrict_pll },
1835 { "INIT_END_REPEAT" , 0x36, 1 , 0 , 0 , init_end_repeat },
1836 { "INIT_COPY" , 0x37, 11 , 0 , 0 , init_copy },
1837 { "INIT_NOT" , 0x38, 1 , 0 , 0 , init_not },
1838 { "INIT_IO_FLAG_CONDITION" , 0x39, 2 , 0 , 0 , init_io_flag_condition },
1839 { "INIT_INDEX_ADDRESS_LATCHED" , 0x49, 18 , 17 , 2 , init_idx_addr_latched },
1840 { "INIT_IO_RESTRICT_PLL2" , 0x4A, 11 , 6 , 4 , init_io_restrict_pll2 },
1841 { "INIT_PLL2" , 0x4B, 9 , 0 , 0 , init_pll2 },
1842 /* { "INIT_I2C_BYTE" , 0x4C, x , x , x , init_i2c_byte }, */
1843 /* { "INIT_ZM_I2C_BYTE" , 0x4D, x , x , x , init_zm_i2c_byte }, */
1844 /* { "INIT_ZM_I2C" , 0x4E, x , x , x , init_zm_i2c }, */
1845 { "INIT_50" , 0x50, 3 , 2 , 2 , init_50 },
1846 { "INIT_CR_INDEX_ADDRESS_LATCHED" , 0x51, 5 , 4 , 1 , init_cr_idx_adr_latch },
1847 { "INIT_CR" , 0x52, 4 , 0 , 0 , init_cr },
1848 { "INIT_ZM_CR" , 0x53, 3 , 0 , 0 , init_zm_cr },
1849 { "INIT_ZM_CR_GROUP" , 0x54, 2 , 1 , 2 , init_zm_cr_group },
1850 // { "INIT_CONDITION_TIME" , 0x56, 3 , 0 , 0 , init_condition_time },
1851 { "INIT_ZM_REG_SEQUENCE" , 0x58, 6 , 5 , 4 , init_zm_reg_sequence },
1852 // { "INIT_INDIRECT_REG" , 0x5A, 7 , 0 , 0 , init_indirect_reg },
1853 { "INIT_SUB_DIRECT" , 0x5B, 3 , 0 , 0 , init_sub_direct },
1854 // { "INIT_COPY_NV_REG" , 0x5F, 22 , 0 , 0 , init_copy_nv_reg },
1855 { "INIT_ZM_INDEX_IO" , 0x62, 5 , 0 , 0 , init_zm_index_io },
1856 { "INIT_COMPUTE_MEM" , 0x63, 1 , 0 , 0 , init_compute_mem },
1857 { "INIT_RESET" , 0x65, 13 , 0 , 0 , init_reset },
1858 /* { "INIT_NEXT" , 0x66, x , x , x , init_next }, */
1859 /* { "INIT_NEXT" , 0x67, x , x , x , init_next }, */
1860 /* { "INIT_NEXT" , 0x68, x , x , x , init_next }, */
1861 // { "INIT_INDEX_IO8" , 0x69, 5 , 0 , 0 , init_index_io8 },
1862 { "INIT_SUB" , 0x6B, 2 , 0 , 0 , init_sub },
1863 // { "INIT_RAM_CONDITION" , 0x6D, 3 , 0 , 0 , init_ram_condition },
1864 { "INIT_NV_REG" , 0x6E, 13 , 0 , 0 , init_nv_reg },
1865 { "INIT_MACRO" , 0x6F, 2 , 0 , 0 , init_macro },
1866 { "INIT_DONE" , 0x71, 1 , 0 , 0 , init_done },
1867 { "INIT_RESUME" , 0x72, 1 , 0 , 0 , init_resume },
1868 // { "INIT_RAM_CONDITION2" , 0x73, 9 , 0 , 0 , init_ram_condition2 },
1869 { "INIT_TIME" , 0x74, 3 , 0 , 0 , init_time },
1870 { "INIT_CONDITION" , 0x75, 2 , 0 , 0 , init_condition },
1871 /* { "INIT_IO_CONDITION" , 0x76, x , x , x , init_io_condition }, */
1872 { "INIT_INDEX_IO" , 0x78, 6 , 0 , 0 , init_index_io },
1873 { "INIT_PLL" , 0x79, 7 , 0 , 0 , init_pll },
1874 { "INIT_ZM_REG" , 0x7A, 9 , 0 , 0 , init_zm_reg },
1875 /* INIT_RAM_RESTRICT_ZM_REG_GROUP's mult is loaded by M table in BIT */
1876 { "INIT_RAM_RESTRICT_ZM_REG_GROUP" , 0x8F, 7 , 6 , 0 , init_ram_restrict_zm_reg_group },
1877 { "INIT_COPY_ZM_REG" , 0x90, 9 , 0 , 0 , init_copy_zm_reg },
1878 /* { "INIT_ZM_REG_GROUP_ADDRESS_LATCHED" , 0x91, x , x , x , init_zm_reg_group_addr_latched }, */
1879 { "INIT_RESERVED" , 0x92, 1 , 0 , 0 , init_reserved },
1880 { 0 , 0 , 0 , 0 , 0 , 0 }
1883 static unsigned int get_init_table_entry_length(bios_t *bios, unsigned int offset, int i)
1885 /* Calculates the length of a given init table entry. */
1886 return itbl_entry[i].length + bios->data[offset + itbl_entry[i].length_offset]*itbl_entry[i].length_multiplier;
1889 static void parse_init_table(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset, init_exec_t *iexec)
1891 /* Parses all commands in a init table. */
1893 /* We start out executing all commands found in the
1894 * init table. Some op codes may change the status
1895 * of this variable to SKIP, which will cause
1896 * the following op codes to perform no operation until
1897 * the value is changed back to EXECUTE.
1903 /* Loop until INIT_DONE causes us to break out of the loop
1904 * (or until offset > bios length just in case... )
1905 * (and no more than 10000 iterations just in case... ) */
1906 while ((offset < bios->length) && (count++ < 10000)) {
1907 id = bios->data[offset];
1909 /* Find matching id in itbl_entry */
1910 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != id); i++)
1913 if (itbl_entry[i].name) {
1914 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: [ (0x%02X) - %s ]\n",
1915 offset, itbl_entry[i].id, itbl_entry[i].name);
1917 /* execute eventual command handler */
1918 if (itbl_entry[i].handler)
1919 if (!(*itbl_entry[i].handler)(pScrn, bios, offset, iexec))
1922 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1923 "0x%04X: Init table command not found: 0x%02X\n", offset, id);
1927 /* Add the offset of the current command including all data
1928 * of that command. The offset will then be pointing on the
1931 offset += get_init_table_entry_length(bios, offset, i);
1935 void parse_init_tables(ScrnInfoPtr pScrn, bios_t *bios)
1937 /* Loops and calls parse_init_table() for each present table. */
1941 init_exec_t iexec = {TRUE, FALSE};
1943 while ((table = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + i]))))) {
1945 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing init table %d\n",
1948 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
1949 "0x%04X: ------ EXECUTING FOLLOWING COMMANDS ------\n", table);
1951 parse_init_table(pScrn, bios, table, &iexec);
1957 uint16_t fptablepointer;
1958 uint16_t fpxlatetableptr;
1959 uint16_t lvdsmanufacturerpointer;
1960 uint16_t fpxlatemanufacturertableptr;
1963 void link_head_and_output(ScrnInfoPtr pScrn, int head, int dcb_entry, Bool overrideval)
1965 /* The BIOS scripts don't do this for us, sadly
1966 * Luckily we do know the values ;-)
1968 * head < 0 indicates we wish to force a setting with the overrideval
1969 * (for VT restore etc.)
1972 NVPtr pNv = NVPTR(pScrn);
1973 int preferred_output = (ffs(pNv->dcb_table.entry[dcb_entry].or) & OUTPUT_1) >> 1;
1974 uint8_t tmds04 = 0x80;
1975 uint32_t tmds_ctrl, tmds_ctrl2;
1977 /* Bit 3 crosswires output and crtc */
1978 if (head >= 0 && head != preferred_output)
1980 if (head < 0 && overrideval)
1983 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS)
1986 tmds_ctrl = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL;
1987 tmds_ctrl2 = NV_PRAMDAC0_OFFSET + (preferred_output ? NV_PRAMDAC0_SIZE : 0) + NV_RAMDAC_FP_TMDS_CONTROL_2;
1989 Bool oldexecute = pNv->VBIOS.execute;
1990 pNv->VBIOS.execute = TRUE;
1991 nv32_wr(pScrn, tmds_ctrl + 4, tmds04);
1992 nv32_wr(pScrn, tmds_ctrl, 0x04);
1993 if (pNv->dcb_table.entry[dcb_entry].type == OUTPUT_LVDS && pNv->VBIOS.fp.dual_link)
1994 nv32_wr(pScrn, tmds_ctrl2 + 4, tmds04 ^ 0x08);
1996 /* I have encountered no dvi (dual-link or not) that sets to anything else. */
1997 /* Does this change beyond the 165 MHz boundary? */
1998 nv32_wr(pScrn, tmds_ctrl2 + 4, 0x0);
2000 nv32_wr(pScrn, tmds_ctrl2, 0x04);
2001 pNv->VBIOS.execute = oldexecute;
2004 void call_lvds_script(ScrnInfoPtr pScrn, int head, int dcb_entry, enum LVDS_script script)
2006 NVPtr pNv = NVPTR(pScrn);
2007 bios_t *bios = &pNv->VBIOS;
2008 init_exec_t iexec = {TRUE, FALSE};
2010 uint8_t sub = bios->data[bios->fp.script_table + script];
2011 uint16_t scriptofs = le16_to_cpu(*((CARD16 *)(&bios->data[bios->init_script_tbls_ptr + sub * 2])));
2013 if (!bios->fp.script_table || !sub || !scriptofs)
2016 if (script == LVDS_INIT && bios->data[scriptofs] != 'q') {
2017 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "LVDS init script not stubbed\n");
2021 if (script == LVDS_PANEL_ON && bios->fp.reset_after_pclk_change)
2022 call_lvds_script(pScrn, head, dcb_entry, LVDS_RESET);
2023 if (script == LVDS_RESET && bios->fp.power_off_for_reset)
2024 call_lvds_script(pScrn, head, dcb_entry, LVDS_PANEL_OFF);
2026 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Calling LVDS script %d:\n", script);
2027 pNv->VBIOS.execute = TRUE;
2028 nv_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER,
2029 head ? NV_VGA_CRTCX_OWNER_HEADB : NV_VGA_CRTCX_OWNER_HEADA);
2030 parse_init_table(pScrn, bios, scriptofs, &iexec);
2031 pNv->VBIOS.execute = FALSE;
2033 if (script == LVDS_PANEL_OFF)
2034 usleep(bios->fp.off_on_delay * 1000);
2035 if (script == LVDS_RESET)
2036 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2039 static void parse_fp_mode_table(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2041 NVPtr pNv = NVPTR(pScrn);
2042 unsigned int fpstrapping;
2043 uint8_t *fptable, *fpxlatetable;
2045 uint8_t fptable_ver, headerlen = 0, recordlen = 44;
2047 DisplayModePtr mode;
2049 fpstrapping = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 16) & 0xf;
2051 if (fpp->fptablepointer == 0x0) {
2052 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2053 "Pointer to flat panel table invalid\n");
2057 fptable = &bios->data[fpp->fptablepointer];
2059 fptable_ver = fptable[0];
2061 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2062 "Found flat panel mode table revision %d.%d\n",
2063 fptable_ver >> 4, fptable_ver & 0xf);
2065 switch (fptable_ver) {
2066 /* PINS version 0x5.0x11 BIOSen have version 1 like tables, but no version field,
2067 * and miss one of the spread spectrum/PWM bytes.
2068 * This could affect early GF2Go parts (not seen any appropriate ROMs though).
2069 * Here we assume that a version of 0x05 matches this case (combining with a
2070 * PINS version check would be better), as the common case for the panel type
2071 * field is 0x0005, and that is in fact what we are reading the first byte of. */
2072 case 0x05: /* some NV10, 11, 15, 16 */
2076 case 0x10: /* some NV15/16, and NV11+ */
2079 fpxlatetable = &bios->data[fpp->fpxlatetableptr];
2080 fpindex = fpxlatetable[fpstrapping];
2081 if (fpindex > 0xf) {
2082 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2083 "Bad flat panel table index\n");
2087 case 0x20: /* NV40+ */
2088 headerlen = fptable[1];
2089 recordlen = fptable[2]; // check this, or hardcode as 0x20
2090 /* may be the wrong test, if there's a translation table
2091 if (fpstrapping > fptable[3]) {
2092 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2093 "Flat panel strapping number too high\n");
2097 /* I don't know where the index for the table comes from in v2.0, so bail
2100 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2101 "FP Table revision not currently supported\n");
2105 if (!(mode = xcalloc(1, sizeof(DisplayModeRec))))
2108 int modeofs = headerlen + recordlen * fpindex + ofs;
2109 mode->Clock = le16_to_cpu(*(uint16_t *)&fptable[modeofs]) * 10;
2110 mode->HDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 2]);
2111 mode->HSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 10] + 1);
2112 mode->HSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 12] + 1);
2113 mode->HTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 14] + 1);
2114 mode->VDisplay = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 16]);
2115 mode->VSyncStart = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 24] + 1);
2116 mode->VSyncEnd = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 26] + 1);
2117 mode->VTotal = le16_to_cpu(*(uint16_t *)&fptable[modeofs + 28] + 1);
2118 mode->Flags |= (fptable[modeofs + 30] & 0x10) ? V_PHSYNC : V_NHSYNC;
2119 mode->Flags |= (fptable[modeofs + 30] & 0x1) ? V_PVSYNC : V_NVSYNC;
2122 * bytes 1-2 are "panel type", including bits on whether Colour/mono, single/dual link, and type (TFT etc.)
2123 * bytes 3-6 are bits per colour in RGBX
2125 * 13-14 is HValid Start
2126 * 15-16 is HValid End
2127 * bytes 38-39 relate to spread spectrum settings
2128 * bytes 40-43 are something to do with PWM */
2130 mode->prev = mode->next = NULL;
2131 mode->status = MODE_OK;
2132 mode->type = M_T_DRIVER | M_T_PREFERRED;
2133 xf86SetModeDefaultName(mode);
2135 // if (pNv->debug_modes) { this should exist
2136 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2137 "Found flat panel mode in BIOS tables:\n");
2138 xf86PrintModeline(pScrn->scrnIndex, mode);
2141 bios->fp.native_mode = mode;
2144 static void parse_lvds_manufacturer_table(ScrnInfoPtr pScrn, bios_t *bios, struct fppointers *fpp)
2146 NVPtr pNv = NVPTR(pScrn);
2147 unsigned int fpstrapping;
2148 uint8_t *lvdsmanufacturertable, *fpxlatemanufacturertable;
2149 int lvdsmanufacturerindex = 0;
2150 uint8_t lvds_ver, headerlen, recordlen;
2152 fpstrapping = (nvReadEXTDEV(pNv, NV_PEXTDEV_BOOT) >> 16) & 0xf;
2154 if (fpp->lvdsmanufacturerpointer == 0x0) {
2155 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2156 "Pointer to LVDS manufacturer table invalid\n");
2160 lvdsmanufacturertable = &bios->data[fpp->lvdsmanufacturerpointer];
2161 lvds_ver = lvdsmanufacturertable[0];
2163 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2164 "Found LVDS manufacturer table revision %d\n",
2168 case 0x0a: /* pre NV40 */
2169 fpxlatemanufacturertable = &bios->data[fpp->fpxlatemanufacturertableptr];
2170 lvdsmanufacturerindex = fpxlatemanufacturertable[fpstrapping];
2173 recordlen = lvdsmanufacturertable[1];
2176 // case 0x: /* NV40+ */
2178 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2179 "LVDS manufacturer table revision not currently supported\n");
2183 uint16_t lvdsofs = bios->fp.script_table = fpp->lvdsmanufacturerpointer + headerlen + recordlen * lvdsmanufacturerindex;
2184 bios->fp.power_off_for_reset = bios->data[lvdsofs] & 1;
2185 bios->fp.reset_after_pclk_change = bios->data[lvdsofs] & 2;
2186 bios->fp.dual_link = bios->data[lvdsofs] & 4;
2187 bios->fp.if_is_24bit = bios->data[lvdsofs] & 16;
2188 bios->fp.off_on_delay = le16_to_cpu(*(uint16_t *)&bios->data[lvdsofs + 7]);
2191 void run_tmds_table(ScrnInfoPtr pScrn, bios_t *bios, uint8_t dcb_entry, uint8_t head, uint16_t pxclk)
2193 /* the dcb_entry parameter is the index of the appropriate DCB entry
2194 * the pxclk parameter is in 10s of kHz (eg. 108Mhz is 10800, or 0x2a30)
2196 * This runs the TMDS regs setting code found on BIT bios cards
2198 * For ffs(or) == 1 use the first table, for ffs(or) == 2 and
2199 * ffs(or) == 3, use the second.
2202 NVPtr pNv = NVPTR(pScrn);
2203 uint16_t clktable = 0, tmdsscript = 0;
2205 uint16_t compareclk;
2206 uint8_t compare_record_len, tmdssub;
2207 init_exec_t iexec = {TRUE, FALSE};
2209 if (pNv->dcb_table.entry[dcb_entry].location) /* off chip */
2212 if (bios->major_version < 5) /* pre BIT */
2213 compare_record_len = 3;
2215 compare_record_len = 4;
2217 switch (ffs(pNv->dcb_table.entry[dcb_entry].or)) {
2219 clktable = bios->tmds.output0_script_ptr;
2223 clktable = bios->tmds.output1_script_ptr;
2228 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pixel clock comparison table not found\n");
2233 compareclk = le16_to_cpu(*((uint16_t *)&bios->data[clktable + compare_record_len * i]));
2234 if (pxclk >= compareclk) {
2235 if (bios->major_version < 5) {
2236 tmdssub = bios->data[clktable + 2 + compare_record_len * i];
2237 tmdsscript = le16_to_cpu(*((uint16_t *)(&bios->data[bios->init_script_tbls_ptr + tmdssub * 2])));
2239 tmdsscript = le16_to_cpu(*((uint16_t *)&bios->data[clktable + 2 + compare_record_len * i]));
2243 } while (compareclk);
2246 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS script not found\n");
2250 /* This code has to be executed */
2251 bios->execute = TRUE;
2252 /* We must set the owner register appropriately */
2253 nv_port_wr(pScrn, CRTC_INDEX_COLOR, NV_VGA_CRTCX_OWNER, head * 3);
2255 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "0x%04X: Parsing TMDS table\n", tmdsscript);
2256 nv_port_wr(pScrn, CRTC_INDEX_COLOR, 0x57, 0);
2257 nv_port_wr(pScrn, CRTC_INDEX_COLOR, 0x58, dcb_entry);
2258 parse_init_table(pScrn, bios, tmdsscript, &iexec);
2259 bios->execute = FALSE;
2261 link_head_and_output(pScrn, head, dcb_entry, FALSE);
2264 static void parse_bios_version(ScrnInfoPtr pScrn, bios_t *bios, uint16_t offset)
2266 /* offset + 0 (8 bits): Micro version
2267 * offset + 1 (8 bits): Minor version
2268 * offset + 2 (8 bits): Chip version
2269 * offset + 3 (8 bits): Major version
2272 bios->major_version = bios->data[offset + 3];
2273 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Bios version %02x.%02x.%02x.%02x\n",
2274 bios->data[offset+3], bios->data[offset+2],
2275 bios->data[offset+1], bios->data[offset]);
2278 static int parse_bit_b_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2280 /* offset + 0 (32 bits): BIOS version dword
2282 * There's a bunch of bits in this table other than the bios version
2283 * that we don't use - their use currently unknown
2286 if (bitentry->length < 0x4) {
2287 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2288 "Do not understand B table entry.\n");
2292 parse_bios_version(pScrn, bios, bitentry->offset);
2297 static int parse_bit_m_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2299 /* offset + 2 (8 bits): number of options in an INIT_RAM_RESTRICT_ZM_REG_GROUP opcode option set
2300 * offset + 3 (16 bits): pointer to strap xlate table for RAM restrict option selection
2302 * There's a bunch of bits in this table other than the RAM restrict
2303 * stuff that we don't use - their use currently unknown
2308 /* Older bios versions don't have a sufficiently long table for what we want */
2309 if (bitentry->length < 0x5)
2312 /* set up multiplier for INIT_RAM_RESTRICT_ZM_REG_GROUP */
2313 for (i = 0; itbl_entry[i].name && (itbl_entry[i].id != 0x8f); i++)
2315 itbl_entry[i].length_multiplier = bios->data[bitentry->offset + 2] * 4;
2316 init_ram_restrict_zm_reg_group_blocklen = itbl_entry[i].length_multiplier;
2318 bios->ram_restrict_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 3])));
2323 static int parse_bit_display_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2326 /* Parses the flat panel table segment that the bit entry points to.
2327 * Starting at bitentry->offset:
2329 * offset + 0 (16 bits): FIXME table pointer
2330 * offset + 2 (16 bits): mode table pointer
2333 struct fppointers fpp;
2335 /* If it's not a laptop, you probably don't care about fptables */
2336 /* FIXME: detect mobile BIOS? */
2338 NVPtr pNv = NVPTR(pScrn);
2343 if (bitentry->length != 4) {
2344 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2345 "Do not understand BIT display table entry.\n");
2349 table = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2350 fpp.fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
2352 parse_fp_mode_table(pScrn, bios, &fpp);
2357 static unsigned int parse_bit_init_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2359 /* Parses the init table segment that the bit entry points to.
2360 * Starting at bitentry->offset:
2362 * offset + 0 (16 bits): init script tables pointer
2363 * offset + 2 (16 bits): macro index table pointer
2364 * offset + 4 (16 bits): macro table pointer
2365 * offset + 6 (16 bits): condition table pointer
2366 * offset + 8 (16 bits): io condition table pointer
2367 * offset + 10 (16 bits): io flag condition table pointer
2368 * offset + 12 (16 bits): init function table pointer
2371 * * Are 'I' bit entries always of length 0xE?
2375 if (bitentry->length < 12) {
2376 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2377 "Unable to recognize BIT init table entry.\n");
2381 bios->init_script_tbls_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2382 bios->macro_index_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 2])));
2383 bios->macro_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 4])));
2384 bios->condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 6])));
2385 bios->io_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 8])));
2386 bios->io_flag_condition_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 10])));
2387 bios->init_function_tbl_ptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 12])));
2389 parse_init_tables(pScrn, bios);
2394 static int parse_bit_tmds_tbl_entry(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2396 /* Parses the pointer to the TMDS table
2398 * Starting at bitentry->offset:
2400 * offset + 0 (16 bits): TMDS table pointer
2402 * This table here is typically found just before the DCB table, with a
2403 * characteristic signature of 0x11,0x13 (1.1 being version, 0x13 being
2406 * At offset +7 is a pointer to a script, which I don't know how to run yet
2407 * At offset +9 is a pointer to another script, likewise
2408 * Offset +11 has a pointer to a table where the first word is a pxclk
2409 * frequency and the second word a pointer to a script, which should be
2410 * run if the comparison pxclk frequency is less than the pxclk desired.
2411 * This repeats for decreasing comparison frequencies
2412 * Offset +13 has a pointer to a similar table
2413 * The selection of table (and possibly +7/+9 script) is dictated by
2414 * "or" from the DCB.
2417 uint16_t tmdstableptr, script1, script2;
2419 if (bitentry->length != 2) {
2420 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2421 "Do not understand BIT TMDS table entry.\n");
2425 tmdstableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset])));
2427 if (tmdstableptr == 0x0) {
2428 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Pointer to TMDS table invalid\n");
2432 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "Found TMDS table revision %d.%d\n",
2433 bios->data[tmdstableptr] >> 4, bios->data[tmdstableptr] & 0xf);
2435 /* These two scripts are odd: they don't seem to get run even when they are not stubbed */
2436 script1 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 7]));
2437 script2 = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 9]));
2438 if (bios->data[script1] != 'q' || bios->data[script2] != 'q')
2439 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "TMDS table script pointers not stubbed\n");
2441 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 11]));
2442 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[tmdstableptr + 13]));
2447 static unsigned int parse_bmp_table_pointers(ScrnInfoPtr pScrn, bios_t *bios, bit_entry_t *bitentry)
2449 /* Parse the pointers for useful tables in the BMP structure, starting at
2450 * offset 75 from the ..NV. signature.
2452 * First 7 pointers as for parse_bit_init_tbl_entry
2454 * offset + 30: flat panel timings table pointer
2455 * offset + 32: flat panel strapping translation table pointer
2456 * offset + 42: LVDS manufacturer panel config table pointer
2457 * offset + 44: LVDS manufacturer strapping translation table pointer
2460 NVPtr pNv = NVPTR(pScrn);
2461 struct fppointers fpp;
2463 if (!parse_bit_init_tbl_entry(pScrn, bios, bitentry))
2466 /* If it's not a laptop, you probably don't care about fptables */
2467 /* FIXME: detect mobile BIOS? */
2471 if (bitentry->length > 17) {
2472 bios->tmds.output0_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[bitentry->offset + 14]));
2473 bios->tmds.output1_script_ptr = le16_to_cpu(*((uint16_t *)&bios->data[bitentry->offset + 16]));
2476 memset(&fpp, 0, sizeof(struct fppointers));
2477 if (bitentry->length > 33) {
2478 fpp.fptablepointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 30])));
2479 fpp.fpxlatetableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 32])));
2480 parse_fp_mode_table(pScrn, bios, &fpp);
2482 if (bitentry->length > 45) {
2483 fpp.lvdsmanufacturerpointer = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 42])));
2484 fpp.fpxlatemanufacturertableptr = le16_to_cpu(*((uint16_t *)(&bios->data[bitentry->offset + 44])));
2485 parse_lvds_manufacturer_table(pScrn, bios, &fpp);
2486 /* I've never seen a valid LVDS_INIT script, so we'll do a test for it here */
2487 call_lvds_script(pScrn, 0, 0, LVDS_INIT);
2493 static void parse_bit_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
2495 bit_entry_t bitentry, storedinitentry = {{ 0 }};
2499 bitentry.id[0] = bios->data[offset];
2500 bitentry.id[1] = bios->data[offset + 1];
2501 bitentry.length = le16_to_cpu(*((uint16_t *)&bios->data[offset + 2]));
2502 bitentry.offset = le16_to_cpu(*((uint16_t *)&bios->data[offset + 4]));
2504 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2505 "0x%04X: Found BIT command with id 0x%02X (%c)\n",
2506 offset, bitentry.id[0], bitentry.id[0]);
2508 switch (bitentry.id[0]) {
2510 /* id[0] = 0 and id[1] = 0 ==> end of BIT struture */
2511 if (bitentry.id[1] == 0)
2515 parse_bit_b_tbl_entry(pScrn, bios, &bitentry);
2518 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2519 "0x%04X: Found flat panel display table entry in BIT structure.\n", offset);
2520 parse_bit_display_tbl_entry(pScrn, bios, &bitentry);
2523 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2524 "0x%04X: Found init table entry in BIT structure.\n", offset);
2525 memcpy(&storedinitentry, &bitentry, sizeof(bit_entry_t));
2527 case 'M': /* memory? */
2528 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2529 "0x%04X: Found M table entry in BIT structure.\n", offset);
2530 parse_bit_m_tbl_entry(pScrn, bios, &bitentry);
2533 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2534 "0x%04X: Found TMDS table entry in BIT structure.\n", offset);
2535 parse_bit_tmds_tbl_entry(pScrn, bios, &bitentry);
2538 /* TODO: What kind of information does the other BIT entrys point to?
2539 * 'P' entry is probably performance tables, but there are
2540 * quite a few others...
2544 offset += sizeof(bit_entry_t);
2547 /* 'M' table has to be parsed before 'I' can run */
2548 if (storedinitentry.id[0]) {
2549 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2550 "Parsing previously deferred init table entry.\n");
2551 parse_bit_init_tbl_entry(pScrn, bios, &storedinitentry);
2555 static void parse_pins_structure(ScrnInfoPtr pScrn, bios_t *bios, unsigned int offset)
2557 int pins_version_major=bios->data[offset+5];
2558 int pins_version_minor=bios->data[offset+6];
2559 int init1 = bios->data[offset + 18] + (bios->data[offset + 19] * 256);
2560 int init2 = bios->data[offset + 20] + (bios->data[offset + 21] * 256);
2561 int init_size = bios->data[offset + 22] + (bios->data[offset + 23] * 256) + 1;
2564 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "PINS version %d.%d\n",
2565 pins_version_major, pins_version_minor);
2568 if (nv_cksum(bios->data + offset, 8)) {
2569 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "bad PINS checksum\n");
2573 switch (pins_version_major) {
2575 ram_tab = init1-0x0010;
2580 ram_tab = bios->data[offset + 24] + (bios->data[offset + 25] * 256);
2586 if ((pins_version_major==5)&&(pins_version_minor>=6)) {
2587 /* VCO range info */
2590 if ((pins_version_major==5)&&(pins_version_minor>=16)) {
2591 bit_entry_t bitentry;
2593 if (pins_version_minor == 0x10)
2594 bitentry.length = 12; /* I've not seen this version, so be "long enough" */
2595 else if (pins_version_minor < 0x14)
2596 bitentry.length = 34;
2598 bitentry.length = 48; /* versions after 0x14 are longer,
2599 but extra contents unneeded ATM */
2601 parse_bios_version(pScrn, bios, offset + 10);
2602 bitentry.offset = offset + 75;
2603 parse_bmp_table_pointers(pScrn, bios, &bitentry);
2605 /* TODO type1 script */
2609 static unsigned int findstr(bios_t* bios, unsigned char *str, int len)
2613 for (i = 2; i <= (bios->length - len); i++)
2614 if (strncmp((char *)&bios->data[i], (char *)str, len) == 0)
2620 static Bool parse_dcb_entry(uint8_t dcb_version, uint32_t conn, uint32_t conf, struct dcb_entry *entry)
2622 memset(entry, 0, sizeof (struct dcb_entry));
2624 if (dcb_version >= 0x20) {
2625 entry->type = conn & 0xf;
2626 entry->i2c_index = (conn >> 4) & 0xf;
2627 entry->heads = (conn >> 8) & 0xf;
2628 entry->bus = (conn >> 16) & 0xf;
2629 entry->location = (conn >> 20) & 0xf;
2630 entry->or = (conn >> 24) & 0xf;
2631 if ((1 << ffs(entry->or)) * 3 == entry->or)
2632 entry->duallink_possible = TRUE;
2634 entry->duallink_possible = FALSE;
2636 switch (entry->type) {
2638 if (conf & 0xfffffffa)
2639 ErrorF("Unknown LVDS configuration bits, please report\n");
2641 entry->lvdsconf.use_straps_for_mode = TRUE;
2643 entry->lvdsconf.use_power_scripts = TRUE;
2646 } else if (dcb_version >= 0x14 ) {
2647 if (conn != 0xf0003f00) {
2648 ErrorF("Unknown DCB 1.4 entry, please report\n");
2651 /* safe defaults for a crt */
2653 entry->i2c_index = 0;
2656 entry->location = 0;
2658 entry->duallink_possible = FALSE;
2660 // 1.2 needs more loving
2663 entry->i2c_index = 0;
2666 entry->location = 0;
2668 entry->duallink_possible = FALSE;
2675 read_dcb_i2c_table(ScrnInfoPtr pScrn, bios_t *bios, uint8_t dcb_version, uint16_t i2ctabptr)
2677 NVPtr pNv = NVPTR(pScrn);
2679 uint8_t headerlen = 0;
2681 int recordoffset = 0, rdofs = 1, wrofs = 0;
2684 i2c_entries = MAX_NUM_DCB_ENTRIES;
2685 memset(pNv->dcb_table.i2c_read, 0, sizeof(pNv->dcb_table.i2c_read));
2686 memset(pNv->dcb_table.i2c_write, 0, sizeof(pNv->dcb_table.i2c_write));
2688 i2ctable = &bios->data[i2ctabptr];
2690 if (dcb_version >= 0x30) {
2691 if (i2ctable[0] != dcb_version) { /* necessary? */
2692 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2693 "DCB I2C table version mismatch (%02X vs %02X)\n",
2694 i2ctable[0], dcb_version);
2697 headerlen = i2ctable[1];
2698 i2c_entries = i2ctable[2];
2699 if (i2ctable[0] >= 0x40) {
2700 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2701 "G80 DCB I2C table detected, arrgh\n"); /* they're plain weird */
2705 /* it's your own fault if you call this function on a DCB 1.1 BIOS */
2706 if (dcb_version < 0x14) {
2712 for (i = 0; i < i2c_entries; i++) {
2713 if (i2ctable[headerlen + 4 * i + 3] != 0xff) {
2714 pNv->dcb_table.i2c_read[i] = i2ctable[headerlen + recordoffset + rdofs + 4 * i];
2715 pNv->dcb_table.i2c_write[i] = i2ctable[headerlen + recordoffset + wrofs + 4 * i];
2720 static unsigned int parse_dcb_table(ScrnInfoPtr pScrn, bios_t *bios)
2722 NVPtr pNv = NVPTR(pScrn);
2723 uint16_t dcbptr, i2ctabptr = 0;
2725 uint8_t dcb_version, headerlen = 0x4, entries = MAX_NUM_DCB_ENTRIES;
2726 Bool configblock = TRUE;
2727 int recordlength = 8, confofs = 4;
2730 pNv->dcb_table.entries = 0;
2732 /* get the offset from 0x36 */
2733 dcbptr = le16_to_cpu(*(uint16_t *)&bios->data[0x36]);
2735 if (dcbptr == 0x0) {
2736 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2737 "No Display Configuration Block pointer found\n");
2741 dcbtable = &bios->data[dcbptr];
2743 /* get DCB version */
2744 dcb_version = dcbtable[0];
2745 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2746 "Display Configuration Block version %d.%d found\n",
2747 dcb_version >> 4, dcb_version & 0xf);
2749 if (dcb_version >= 0x20) { /* NV17+ */
2752 if (dcb_version >= 0x30) { /* NV40+ */
2753 headerlen = dcbtable[1];
2754 entries = dcbtable[2];
2755 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[4]);
2756 sig = le32_to_cpu(*(uint32_t *)&dcbtable[6]);
2758 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2759 "DCB header length %02X, with %02X possible entries\n",
2760 headerlen, entries);
2762 /* dcb_block_count = *(dcbtable[1]); */
2763 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2764 sig = le32_to_cpu(*(uint32_t *)&dcbtable[4]);
2768 if (sig != 0x4edcbdcb) {
2769 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2770 "Bad Display Configuration Block signature (%08X)\n", sig);
2773 } else if (dcb_version >= 0x14) { /* some NV15/16, and NV11+ */
2777 strncpy(sig, (char *)&dcbtable[-7], 7);
2778 /* dcb_block_count = *(dcbtable[1]); */
2779 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2783 if (strcmp(sig, "DEV_REC")) {
2784 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2785 "Bad Display Configuration Block signature (%s)\n", sig);
2788 } else if (dcb_version >= 0x12) { /* some NV6/10, and NV15+ */
2789 /* dcb_block_count = *(dcbtable[1]); */
2790 i2ctabptr = le16_to_cpu(*(uint16_t *)&dcbtable[2]);
2791 configblock = FALSE;
2792 } else { /* NV5+, maybe NV4 */
2793 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2794 "Structure of Display Configuration Blocks prior to version 1.2 unknown\n");
2798 if (entries >= MAX_NUM_DCB_ENTRIES)
2799 entries = MAX_NUM_DCB_ENTRIES;
2801 for (i = 0; i < entries; i++) {
2802 uint32_t connection, config = 0;
2804 connection = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + recordlength * i]);
2806 config = le32_to_cpu(*(uint32_t *)&dcbtable[headerlen + confofs + recordlength * i]);
2808 /* Should we allow discontinuous DCBs? Certainly DCB I2C tables
2809 * can be discontinuous */
2810 if ((connection & 0x0000000f) == 0x0000000f) /* end of records */
2813 ErrorF("Raw DCB entry %d: %08x %08x\n", i, connection, config);
2814 if (!parse_dcb_entry(dcb_version, connection, config, &pNv->dcb_table.entry[i]))
2817 pNv->dcb_table.entries = i;
2819 read_dcb_i2c_table(pScrn, bios, dcb_version, i2ctabptr);
2821 /* This is needed for DCB version 2.0 */
2822 /* Otherwise you end up with multiple outputs that are trying to be activated */
2823 for ( i = 0; i < pNv->dcb_table.entries; i ++) {
2825 int cur_i2c = pNv->dcb_table.entry[i].i2c_index;
2826 int cur_type = pNv->dcb_table.entry[i].type;
2827 for ( j = 0; j < pNv->dcb_table.entries; j ++ ) {
2828 if ( i == j ) continue;
2829 if ( pNv->dcb_table.entry[j].type == 100) continue; /* merged entry */
2830 if (( pNv->dcb_table.entry[j].i2c_index == cur_i2c ) && ( pNv->dcb_table.entry[j].type == cur_type )) {
2831 /* We can only merge entries with the same allowed crtc's. */
2832 /* This has not occured so far and needs some logic (to merge dual link properly). */
2833 /* So this remains TODO for the moment. */
2835 /* We also merge entries with the same allowed output routes */
2836 if (pNv->dcb_table.entry[i].or == pNv->dcb_table.entry[j].or) {
2837 xf86DrvMsg(0, X_INFO, "Merging DCB entries %d and %d!\n", i, j);
2838 pNv->dcb_table.entry[i].heads |= pNv->dcb_table.entry[j].heads;
2840 pNv->dcb_table.entry[j].type = 100; /* dummy value */
2846 /* Remove "disabled" entries (merged) */
2847 int valid_entries[pNv->dcb_table.entries];
2849 for ( i = 0; i < pNv->dcb_table.entries; i ++) valid_entries[i] = -1;
2850 for ( i = 0; i < pNv->dcb_table.entries; i ++)
2851 if ( pNv->dcb_table.entry[i].type != 100 ) {
2852 valid_entries[cent] = i;
2855 for ( i = 0; i < cent; i++) {
2856 memmove(&pNv->dcb_table.entry[i], &pNv->dcb_table.entry[valid_entries[i]], sizeof(pNv->dcb_table.entry[i]));
2857 memmove(&pNv->dcb_table.i2c_read[i], &pNv->dcb_table.i2c_read[valid_entries[i]], sizeof(pNv->dcb_table.i2c_read[i]));
2858 memmove(&pNv->dcb_table.i2c_write[i], &pNv->dcb_table.i2c_write[valid_entries[i]], sizeof(pNv->dcb_table.i2c_write[i]));
2861 pNv->dcb_table.entries = cent;
2863 return pNv->dcb_table.entries;
2866 unsigned int NVParseBios(ScrnInfoPtr pScrn)
2868 unsigned int bit_offset;
2869 uint8_t nv_signature[]={0xff,0x7f,'N','V',0x0};
2870 uint8_t bit_signature[]={'B','I','T'};
2874 pNv->dcb_table.entries = 0;
2876 memset(&pNv->VBIOS, 0, sizeof(bios_t));
2877 pNv->VBIOS.execute = FALSE;
2878 pNv->VBIOS.data = xalloc(64 * 1024);
2879 if (!NVShadowVBIOS(pScrn, pNv->VBIOS.data)) {
2880 xf86DrvMsg(pScrn->scrnIndex, X_ERROR,
2881 "No valid BIOS image found.\n");
2882 xfree(pNv->VBIOS.data);
2885 pNv->VBIOS.length = pNv->VBIOS.data[2] * 512;
2886 if (pNv->VBIOS.length > NV_PROM_SIZE)
2887 pNv->VBIOS.length = NV_PROM_SIZE;
2889 /* parse Display Configuration Block (DCB) table */
2890 if (parse_dcb_table(pScrn, &pNv->VBIOS))
2891 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2892 "Found %d entries in DCB.\n", pNv->dcb_table.entries);
2894 /* check for known signatures */
2895 if ((bit_offset = findstr(&pNv->VBIOS, bit_signature, sizeof(bit_signature)))) {
2896 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "BIT signature found.\n");
2897 parse_bit_structure(pScrn, &pNv->VBIOS, bit_offset + 4);
2898 } else if ((bit_offset = findstr(&pNv->VBIOS, nv_signature, sizeof(nv_signature)))) {
2899 xf86DrvMsg(pScrn->scrnIndex, X_INFO, "NV signature found.\n");
2900 parse_pins_structure(pScrn, &pNv->VBIOS, bit_offset);
2902 xf86DrvMsg(pScrn->scrnIndex, X_INFO,
2903 "No known script signature found.\n");