diff options
Diffstat (limited to 'kernel/drivers/video/fbdev/riva/riva_hw.c')
| -rw-r--r-- | kernel/drivers/video/fbdev/riva/riva_hw.c | 2267 |
1 files changed, 2267 insertions, 0 deletions
diff --git a/kernel/drivers/video/fbdev/riva/riva_hw.c b/kernel/drivers/video/fbdev/riva/riva_hw.c new file mode 100644 index 000000000..8bdf37f30 --- /dev/null +++ b/kernel/drivers/video/fbdev/riva/riva_hw.c @@ -0,0 +1,2267 @@ + /***************************************************************************\ +|* *| +|* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *| +|* *| +|* NOTICE TO USER: The source code is copyrighted under U.S. and *| +|* international laws. Users and possessors of this source code are *| +|* hereby granted a nonexclusive, royalty-free copyright license to *| +|* use this code in individual and commercial software. *| +|* *| +|* Any use of this source code must include, in the user documenta- *| +|* tion and internal comments to the code, notices to the end user *| +|* as follows: *| +|* *| +|* Copyright 1993-1999 NVIDIA, Corporation. All rights reserved. *| +|* *| +|* NVIDIA, CORPORATION MAKES NO REPRESENTATION ABOUT THE SUITABILITY *| +|* OF THIS SOURCE CODE FOR ANY PURPOSE. IT IS PROVIDED "AS IS" *| +|* WITHOUT EXPRESS OR IMPLIED WARRANTY OF ANY KIND. NVIDIA, CORPOR- *| +|* ATION DISCLAIMS ALL WARRANTIES WITH REGARD TO THIS SOURCE CODE, *| +|* INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY, NONINFRINGE- *| +|* MENT, AND FITNESS FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL *| +|* NVIDIA, CORPORATION BE LIABLE FOR ANY SPECIAL, INDIRECT, INCI- *| +|* DENTAL, OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER RE- *| +|* SULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION *| +|* OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF *| +|* OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOURCE CODE. *| +|* *| +|* U.S. Government End Users. This source code is a "commercial *| +|* item," as that term is defined at 48 C.F.R. 2.101 (OCT 1995), *| +|* consisting of "commercial computer software" and "commercial *| +|* computer software documentation," as such terms are used in *| +|* 48 C.F.R. 12.212 (SEPT 1995) and is provided to the U.S. Govern- *| +|* ment only as a commercial end item. Consistent with 48 C.F.R. *| +|* 12.212 and 48 C.F.R. 227.7202-1 through 227.7202-4 (JUNE 1995), *| +|* all U.S. Government End Users acquire the source code with only *| +|* those rights set forth herein. *| +|* *| + \***************************************************************************/ + +/* + * GPL licensing note -- nVidia is allowing a liberal interpretation of + * the documentation restriction above, to merely say that this nVidia's + * copyright and disclaimer should be included with all code derived + * from this source. -- Jeff Garzik <jgarzik@pobox.com>, 01/Nov/99 + */ + +/* $XFree86: xc/programs/Xserver/hw/xfree86/drivers/nv/riva_hw.c,v 1.33 2002/08/05 20:47:06 mvojkovi Exp $ */ + +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/pci_ids.h> +#include "riva_hw.h" +#include "riva_tbl.h" +#include "nv_type.h" + +/* + * This file is an OS-agnostic file used to make RIVA 128 and RIVA TNT + * operate identically (except TNT has more memory and better 3D quality. + */ +static int nv3Busy +( + RIVA_HW_INST *chip +) +{ + return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || + NV_RD32(&chip->PGRAPH[0x000006B0/4], 0) & 0x01); +} +static int nv4Busy +( + RIVA_HW_INST *chip +) +{ + return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || + NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01); +} +static int nv10Busy +( + RIVA_HW_INST *chip +) +{ + return ((NV_RD32(&chip->Rop->FifoFree, 0) < chip->FifoEmptyCount) || + NV_RD32(&chip->PGRAPH[0x00000700/4], 0) & 0x01); +} + +static void vgaLockUnlock +( + RIVA_HW_INST *chip, + int Lock +) +{ + U008 cr11; + VGA_WR08(chip->PCIO, 0x3D4, 0x11); + cr11 = VGA_RD08(chip->PCIO, 0x3D5); + if(Lock) cr11 |= 0x80; + else cr11 &= ~0x80; + VGA_WR08(chip->PCIO, 0x3D5, cr11); +} +static void nv3LockUnlock +( + RIVA_HW_INST *chip, + int Lock +) +{ + VGA_WR08(chip->PVIO, 0x3C4, 0x06); + VGA_WR08(chip->PVIO, 0x3C5, Lock ? 0x99 : 0x57); + vgaLockUnlock(chip, Lock); +} +static void nv4LockUnlock +( + RIVA_HW_INST *chip, + int Lock +) +{ + VGA_WR08(chip->PCIO, 0x3D4, 0x1F); + VGA_WR08(chip->PCIO, 0x3D5, Lock ? 0x99 : 0x57); + vgaLockUnlock(chip, Lock); +} + +static int ShowHideCursor +( + RIVA_HW_INST *chip, + int ShowHide +) +{ + int cursor; + cursor = chip->CurrentState->cursor1; + chip->CurrentState->cursor1 = (chip->CurrentState->cursor1 & 0xFE) | + (ShowHide & 0x01); + VGA_WR08(chip->PCIO, 0x3D4, 0x31); + VGA_WR08(chip->PCIO, 0x3D5, chip->CurrentState->cursor1); + return (cursor & 0x01); +} + +/****************************************************************************\ +* * +* The video arbitration routines calculate some "magic" numbers. Fixes * +* the snow seen when accessing the framebuffer without it. * +* It just works (I hope). * +* * +\****************************************************************************/ + +#define DEFAULT_GR_LWM 100 +#define DEFAULT_VID_LWM 100 +#define DEFAULT_GR_BURST_SIZE 256 +#define DEFAULT_VID_BURST_SIZE 128 +#define VIDEO 0 +#define GRAPHICS 1 +#define MPORT 2 +#define ENGINE 3 +#define GFIFO_SIZE 320 +#define GFIFO_SIZE_128 256 +#define MFIFO_SIZE 120 +#define VFIFO_SIZE 256 + +typedef struct { + int gdrain_rate; + int vdrain_rate; + int mdrain_rate; + int gburst_size; + int vburst_size; + char vid_en; + char gr_en; + int wcmocc, wcgocc, wcvocc, wcvlwm, wcglwm; + int by_gfacc; + char vid_only_once; + char gr_only_once; + char first_vacc; + char first_gacc; + char first_macc; + int vocc; + int gocc; + int mocc; + char cur; + char engine_en; + char converged; + int priority; +} nv3_arb_info; +typedef struct { + int graphics_lwm; + int video_lwm; + int graphics_burst_size; + int video_burst_size; + int graphics_hi_priority; + int media_hi_priority; + int rtl_values; + int valid; +} nv3_fifo_info; +typedef struct { + char pix_bpp; + char enable_video; + char gr_during_vid; + char enable_mp; + int memory_width; + int video_scale; + int pclk_khz; + int mclk_khz; + int mem_page_miss; + int mem_latency; + char mem_aligned; +} nv3_sim_state; +typedef struct { + int graphics_lwm; + int video_lwm; + int graphics_burst_size; + int video_burst_size; + int valid; +} nv4_fifo_info; +typedef struct { + int pclk_khz; + int mclk_khz; + int nvclk_khz; + char mem_page_miss; + char mem_latency; + int memory_width; + char enable_video; + char gr_during_vid; + char pix_bpp; + char mem_aligned; + char enable_mp; +} nv4_sim_state; +typedef struct { + int graphics_lwm; + int video_lwm; + int graphics_burst_size; + int video_burst_size; + int valid; +} nv10_fifo_info; +typedef struct { + int pclk_khz; + int mclk_khz; + int nvclk_khz; + char mem_page_miss; + char mem_latency; + u32 memory_type; + int memory_width; + char enable_video; + char gr_during_vid; + char pix_bpp; + char mem_aligned; + char enable_mp; +} nv10_sim_state; +static int nv3_iterate(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo) +{ + int iter = 0; + int tmp; + int vfsize, mfsize, gfsize; + int mburst_size = 32; + int mmisses, gmisses, vmisses; + int misses; + int vlwm, glwm, mlwm; + int last, next, cur; + int max_gfsize ; + long ns; + + vlwm = 0; + glwm = 0; + mlwm = 0; + vfsize = 0; + gfsize = 0; + cur = ainfo->cur; + mmisses = 2; + gmisses = 2; + vmisses = 2; + if (ainfo->gburst_size == 128) max_gfsize = GFIFO_SIZE_128; + else max_gfsize = GFIFO_SIZE; + max_gfsize = GFIFO_SIZE; + while (1) + { + if (ainfo->vid_en) + { + if (ainfo->wcvocc > ainfo->vocc) ainfo->wcvocc = ainfo->vocc; + if (ainfo->wcvlwm > vlwm) ainfo->wcvlwm = vlwm ; + ns = 1000000 * ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz; + vfsize = ns * ainfo->vdrain_rate / 1000000; + vfsize = ainfo->wcvlwm - ainfo->vburst_size + vfsize; + } + if (state->enable_mp) + { + if (ainfo->wcmocc > ainfo->mocc) ainfo->wcmocc = ainfo->mocc; + } + if (ainfo->gr_en) + { + if (ainfo->wcglwm > glwm) ainfo->wcglwm = glwm ; + if (ainfo->wcgocc > ainfo->gocc) ainfo->wcgocc = ainfo->gocc; + ns = 1000000 * (ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz; + gfsize = (ns * (long) ainfo->gdrain_rate)/1000000; + gfsize = ainfo->wcglwm - ainfo->gburst_size + gfsize; + } + mfsize = 0; + if (!state->gr_during_vid && ainfo->vid_en) + if (ainfo->vid_en && (ainfo->vocc < 0) && !ainfo->vid_only_once) + next = VIDEO; + else if (ainfo->mocc < 0) + next = MPORT; + else if (ainfo->gocc< ainfo->by_gfacc) + next = GRAPHICS; + else return (0); + else switch (ainfo->priority) + { + case VIDEO: + if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) + next = VIDEO; + else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) + next = GRAPHICS; + else if (ainfo->mocc<0) + next = MPORT; + else return (0); + break; + case GRAPHICS: + if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) + next = GRAPHICS; + else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) + next = VIDEO; + else if (ainfo->mocc<0) + next = MPORT; + else return (0); + break; + default: + if (ainfo->mocc<0) + next = MPORT; + else if (ainfo->gr_en && ainfo->gocc<0 && !ainfo->gr_only_once) + next = GRAPHICS; + else if (ainfo->vid_en && ainfo->vocc<0 && !ainfo->vid_only_once) + next = VIDEO; + else return (0); + break; + } + last = cur; + cur = next; + iter++; + switch (cur) + { + case VIDEO: + if (last==cur) misses = 0; + else if (ainfo->first_vacc) misses = vmisses; + else misses = 1; + ainfo->first_vacc = 0; + if (last!=cur) + { + ns = 1000000 * (vmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz; + vlwm = ns * ainfo->vdrain_rate/ 1000000; + vlwm = ainfo->vocc - vlwm; + } + ns = 1000000*(misses*state->mem_page_miss + ainfo->vburst_size)/(state->memory_width/8)/state->mclk_khz; + ainfo->vocc = ainfo->vocc + ainfo->vburst_size - ns*ainfo->vdrain_rate/1000000; + ainfo->gocc = ainfo->gocc - ns*ainfo->gdrain_rate/1000000; + ainfo->mocc = ainfo->mocc - ns*ainfo->mdrain_rate/1000000; + break; + case GRAPHICS: + if (last==cur) misses = 0; + else if (ainfo->first_gacc) misses = gmisses; + else misses = 1; + ainfo->first_gacc = 0; + if (last!=cur) + { + ns = 1000000*(gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz ; + glwm = ns * ainfo->gdrain_rate/1000000; + glwm = ainfo->gocc - glwm; + } + ns = 1000000*(misses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8))/state->mclk_khz; + ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000; + ainfo->gocc = ainfo->gocc + ainfo->gburst_size - ns*ainfo->gdrain_rate/1000000; + ainfo->mocc = ainfo->mocc + 0 - ns*ainfo->mdrain_rate/1000000; + break; + default: + if (last==cur) misses = 0; + else if (ainfo->first_macc) misses = mmisses; + else misses = 1; + ainfo->first_macc = 0; + ns = 1000000*(misses*state->mem_page_miss + mburst_size/(state->memory_width/8))/state->mclk_khz; + ainfo->vocc = ainfo->vocc + 0 - ns*ainfo->vdrain_rate/1000000; + ainfo->gocc = ainfo->gocc + 0 - ns*ainfo->gdrain_rate/1000000; + ainfo->mocc = ainfo->mocc + mburst_size - ns*ainfo->mdrain_rate/1000000; + break; + } + if (iter>100) + { + ainfo->converged = 0; + return (1); + } + ns = 1000000*ainfo->gburst_size/(state->memory_width/8)/state->mclk_khz; + tmp = ns * ainfo->gdrain_rate/1000000; + if (abs(ainfo->gburst_size) + ((abs(ainfo->wcglwm) + 16 ) & ~0x7) - tmp > max_gfsize) + { + ainfo->converged = 0; + return (1); + } + ns = 1000000*ainfo->vburst_size/(state->memory_width/8)/state->mclk_khz; + tmp = ns * ainfo->vdrain_rate/1000000; + if (abs(ainfo->vburst_size) + (abs(ainfo->wcvlwm + 32) & ~0xf) - tmp> VFIFO_SIZE) + { + ainfo->converged = 0; + return (1); + } + if (abs(ainfo->gocc) > max_gfsize) + { + ainfo->converged = 0; + return (1); + } + if (abs(ainfo->vocc) > VFIFO_SIZE) + { + ainfo->converged = 0; + return (1); + } + if (abs(ainfo->mocc) > MFIFO_SIZE) + { + ainfo->converged = 0; + return (1); + } + if (abs(vfsize) > VFIFO_SIZE) + { + ainfo->converged = 0; + return (1); + } + if (abs(gfsize) > max_gfsize) + { + ainfo->converged = 0; + return (1); + } + if (abs(mfsize) > MFIFO_SIZE) + { + ainfo->converged = 0; + return (1); + } + } +} +static char nv3_arb(nv3_fifo_info * res_info, nv3_sim_state * state, nv3_arb_info *ainfo) +{ + long ens, vns, mns, gns; + int mmisses, gmisses, vmisses, eburst_size, mburst_size; + int refresh_cycle; + + refresh_cycle = 2*(state->mclk_khz/state->pclk_khz) + 5; + mmisses = 2; + if (state->mem_aligned) gmisses = 2; + else gmisses = 3; + vmisses = 2; + eburst_size = state->memory_width * 1; + mburst_size = 32; + gns = 1000000 * (gmisses*state->mem_page_miss + state->mem_latency)/state->mclk_khz; + ainfo->by_gfacc = gns*ainfo->gdrain_rate/1000000; + ainfo->wcmocc = 0; + ainfo->wcgocc = 0; + ainfo->wcvocc = 0; + ainfo->wcvlwm = 0; + ainfo->wcglwm = 0; + ainfo->engine_en = 1; + ainfo->converged = 1; + if (ainfo->engine_en) + { + ens = 1000000*(state->mem_page_miss + eburst_size/(state->memory_width/8) +refresh_cycle)/state->mclk_khz; + ainfo->mocc = state->enable_mp ? 0-ens*ainfo->mdrain_rate/1000000 : 0; + ainfo->vocc = ainfo->vid_en ? 0-ens*ainfo->vdrain_rate/1000000 : 0; + ainfo->gocc = ainfo->gr_en ? 0-ens*ainfo->gdrain_rate/1000000 : 0; + ainfo->cur = ENGINE; + ainfo->first_vacc = 1; + ainfo->first_gacc = 1; + ainfo->first_macc = 1; + nv3_iterate(res_info, state,ainfo); + } + if (state->enable_mp) + { + mns = 1000000 * (mmisses*state->mem_page_miss + mburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; + ainfo->mocc = state->enable_mp ? 0 : mburst_size - mns*ainfo->mdrain_rate/1000000; + ainfo->vocc = ainfo->vid_en ? 0 : 0- mns*ainfo->vdrain_rate/1000000; + ainfo->gocc = ainfo->gr_en ? 0: 0- mns*ainfo->gdrain_rate/1000000; + ainfo->cur = MPORT; + ainfo->first_vacc = 1; + ainfo->first_gacc = 1; + ainfo->first_macc = 0; + nv3_iterate(res_info, state,ainfo); + } + if (ainfo->gr_en) + { + ainfo->first_vacc = 1; + ainfo->first_gacc = 0; + ainfo->first_macc = 1; + gns = 1000000*(gmisses*state->mem_page_miss + ainfo->gburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; + ainfo->gocc = ainfo->gburst_size - gns*ainfo->gdrain_rate/1000000; + ainfo->vocc = ainfo->vid_en? 0-gns*ainfo->vdrain_rate/1000000 : 0; + ainfo->mocc = state->enable_mp ? 0-gns*ainfo->mdrain_rate/1000000: 0; + ainfo->cur = GRAPHICS; + nv3_iterate(res_info, state,ainfo); + } + if (ainfo->vid_en) + { + ainfo->first_vacc = 0; + ainfo->first_gacc = 1; + ainfo->first_macc = 1; + vns = 1000000*(vmisses*state->mem_page_miss + ainfo->vburst_size/(state->memory_width/8) + refresh_cycle)/state->mclk_khz; + ainfo->vocc = ainfo->vburst_size - vns*ainfo->vdrain_rate/1000000; + ainfo->gocc = ainfo->gr_en? (0-vns*ainfo->gdrain_rate/1000000) : 0; + ainfo->mocc = state->enable_mp? 0-vns*ainfo->mdrain_rate/1000000 :0 ; + ainfo->cur = VIDEO; + nv3_iterate(res_info, state, ainfo); + } + if (ainfo->converged) + { + res_info->graphics_lwm = (int)abs(ainfo->wcglwm) + 16; + res_info->video_lwm = (int)abs(ainfo->wcvlwm) + 32; + res_info->graphics_burst_size = ainfo->gburst_size; + res_info->video_burst_size = ainfo->vburst_size; + res_info->graphics_hi_priority = (ainfo->priority == GRAPHICS); + res_info->media_hi_priority = (ainfo->priority == MPORT); + if (res_info->video_lwm > 160) + { + res_info->graphics_lwm = 256; + res_info->video_lwm = 128; + res_info->graphics_burst_size = 64; + res_info->video_burst_size = 64; + res_info->graphics_hi_priority = 0; + res_info->media_hi_priority = 0; + ainfo->converged = 0; + return (0); + } + if (res_info->video_lwm > 128) + { + res_info->video_lwm = 128; + } + return (1); + } + else + { + res_info->graphics_lwm = 256; + res_info->video_lwm = 128; + res_info->graphics_burst_size = 64; + res_info->video_burst_size = 64; + res_info->graphics_hi_priority = 0; + res_info->media_hi_priority = 0; + return (0); + } +} +static char nv3_get_param(nv3_fifo_info *res_info, nv3_sim_state * state, nv3_arb_info *ainfo) +{ + int done, g,v, p; + + done = 0; + for (p=0; p < 2; p++) + { + for (g=128 ; g > 32; g= g>> 1) + { + for (v=128; v >=32; v = v>> 1) + { + ainfo->priority = p; + ainfo->gburst_size = g; + ainfo->vburst_size = v; + done = nv3_arb(res_info, state,ainfo); + if (done && (g==128)) + if ((res_info->graphics_lwm + g) > 256) + done = 0; + if (done) + goto Done; + } + } + } + + Done: + return done; +} +static void nv3CalcArbitration +( + nv3_fifo_info * res_info, + nv3_sim_state * state +) +{ + nv3_fifo_info save_info; + nv3_arb_info ainfo; + char res_gr, res_vid; + + ainfo.gr_en = 1; + ainfo.vid_en = state->enable_video; + ainfo.vid_only_once = 0; + ainfo.gr_only_once = 0; + ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8); + ainfo.vdrain_rate = (int) state->pclk_khz * 2; + if (state->video_scale != 0) + ainfo.vdrain_rate = ainfo.vdrain_rate/state->video_scale; + ainfo.mdrain_rate = 33000; + res_info->rtl_values = 0; + if (!state->gr_during_vid && state->enable_video) + { + ainfo.gr_only_once = 1; + ainfo.gr_en = 1; + ainfo.gdrain_rate = 0; + res_vid = nv3_get_param(res_info, state, &ainfo); + res_vid = ainfo.converged; + save_info.video_lwm = res_info->video_lwm; + save_info.video_burst_size = res_info->video_burst_size; + ainfo.vid_en = 1; + ainfo.vid_only_once = 1; + ainfo.gr_en = 1; + ainfo.gdrain_rate = (int) state->pclk_khz * (state->pix_bpp/8); + ainfo.vdrain_rate = 0; + res_gr = nv3_get_param(res_info, state, &ainfo); + res_gr = ainfo.converged; + res_info->video_lwm = save_info.video_lwm; + res_info->video_burst_size = save_info.video_burst_size; + res_info->valid = res_gr & res_vid; + } + else + { + if (!ainfo.gr_en) ainfo.gdrain_rate = 0; + if (!ainfo.vid_en) ainfo.vdrain_rate = 0; + res_gr = nv3_get_param(res_info, state, &ainfo); + res_info->valid = ainfo.converged; + } +} +static void nv3UpdateArbitrationSettings +( + unsigned VClk, + unsigned pixelDepth, + unsigned *burst, + unsigned *lwm, + RIVA_HW_INST *chip +) +{ + nv3_fifo_info fifo_data; + nv3_sim_state sim_data; + unsigned int M, N, P, pll, MClk; + + pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + MClk = (N * chip->CrystalFreqKHz / M) >> P; + sim_data.pix_bpp = (char)pixelDepth; + sim_data.enable_video = 0; + sim_data.enable_mp = 0; + sim_data.video_scale = 1; + sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? + 128 : 64; + sim_data.memory_width = 128; + + sim_data.mem_latency = 9; + sim_data.mem_aligned = 1; + sim_data.mem_page_miss = 11; + sim_data.gr_during_vid = 0; + sim_data.pclk_khz = VClk; + sim_data.mclk_khz = MClk; + nv3CalcArbitration(&fifo_data, &sim_data); + if (fifo_data.valid) + { + int b = fifo_data.graphics_burst_size >> 4; + *burst = 0; + while (b >>= 1) + (*burst)++; + *lwm = fifo_data.graphics_lwm >> 3; + } + else + { + *lwm = 0x24; + *burst = 0x2; + } +} +static void nv4CalcArbitration +( + nv4_fifo_info *fifo, + nv4_sim_state *arb +) +{ + int data, pagemiss, cas,width, video_enable, color_key_enable, bpp, align; + int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs; + int found, mclk_extra, mclk_loop, cbs, m1, p1; + int mclk_freq, pclk_freq, nvclk_freq, mp_enable; + int us_m, us_n, us_p, video_drain_rate, crtc_drain_rate; + int vpm_us, us_video, vlwm, video_fill_us, cpm_us, us_crt,clwm; + int craw, vraw; + + fifo->valid = 1; + pclk_freq = arb->pclk_khz; + mclk_freq = arb->mclk_khz; + nvclk_freq = arb->nvclk_khz; + pagemiss = arb->mem_page_miss; + cas = arb->mem_latency; + width = arb->memory_width >> 6; + video_enable = arb->enable_video; + color_key_enable = arb->gr_during_vid; + bpp = arb->pix_bpp; + align = arb->mem_aligned; + mp_enable = arb->enable_mp; + clwm = 0; + vlwm = 0; + cbs = 128; + pclks = 2; + nvclks = 2; + nvclks += 2; + nvclks += 1; + mclks = 5; + mclks += 3; + mclks += 1; + mclks += cas; + mclks += 1; + mclks += 1; + mclks += 1; + mclks += 1; + mclk_extra = 3; + nvclks += 2; + nvclks += 1; + nvclks += 1; + nvclks += 1; + if (mp_enable) + mclks+=4; + nvclks += 0; + pclks += 0; + found = 0; + vbs = 0; + while (found != 1) + { + fifo->valid = 1; + found = 1; + mclk_loop = mclks+mclk_extra; + us_m = mclk_loop *1000*1000 / mclk_freq; + us_n = nvclks*1000*1000 / nvclk_freq; + us_p = nvclks*1000*1000 / pclk_freq; + if (video_enable) + { + video_drain_rate = pclk_freq * 2; + crtc_drain_rate = pclk_freq * bpp/8; + vpagemiss = 2; + vpagemiss += 1; + crtpagemiss = 2; + vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq; + if (nvclk_freq * 2 > mclk_freq * width) + video_fill_us = cbs*1000*1000 / 16 / nvclk_freq ; + else + video_fill_us = cbs*1000*1000 / (8 * width) / mclk_freq; + us_video = vpm_us + us_m + us_n + us_p + video_fill_us; + vlwm = us_video * video_drain_rate/(1000*1000); + vlwm++; + vbs = 128; + if (vlwm > 128) vbs = 64; + if (vlwm > (256-64)) vbs = 32; + if (nvclk_freq * 2 > mclk_freq * width) + video_fill_us = vbs *1000*1000/ 16 / nvclk_freq ; + else + video_fill_us = vbs*1000*1000 / (8 * width) / mclk_freq; + cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; + us_crt = + us_video + +video_fill_us + +cpm_us + +us_m + us_n +us_p + ; + clwm = us_crt * crtc_drain_rate/(1000*1000); + clwm++; + } + else + { + crtc_drain_rate = pclk_freq * bpp/8; + crtpagemiss = 2; + crtpagemiss += 1; + cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; + us_crt = cpm_us + us_m + us_n + us_p ; + clwm = us_crt * crtc_drain_rate/(1000*1000); + clwm++; + } + m1 = clwm + cbs - 512; + p1 = m1 * pclk_freq / mclk_freq; + p1 = p1 * bpp / 8; + if ((p1 < m1) && (m1 > 0)) + { + fifo->valid = 0; + found = 0; + if (mclk_extra ==0) found = 1; + mclk_extra--; + } + else if (video_enable) + { + if ((clwm > 511) || (vlwm > 255)) + { + fifo->valid = 0; + found = 0; + if (mclk_extra ==0) found = 1; + mclk_extra--; + } + } + else + { + if (clwm > 519) + { + fifo->valid = 0; + found = 0; + if (mclk_extra ==0) found = 1; + mclk_extra--; + } + } + craw = clwm; + vraw = vlwm; + if (clwm < 384) clwm = 384; + if (vlwm < 128) vlwm = 128; + data = (int)(clwm); + fifo->graphics_lwm = data; + fifo->graphics_burst_size = 128; + data = (int)((vlwm+15)); + fifo->video_lwm = data; + fifo->video_burst_size = vbs; + } +} +static void nv4UpdateArbitrationSettings +( + unsigned VClk, + unsigned pixelDepth, + unsigned *burst, + unsigned *lwm, + RIVA_HW_INST *chip +) +{ + nv4_fifo_info fifo_data; + nv4_sim_state sim_data; + unsigned int M, N, P, pll, MClk, NVClk, cfg1; + + pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + MClk = (N * chip->CrystalFreqKHz / M) >> P; + pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + NVClk = (N * chip->CrystalFreqKHz / M) >> P; + cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0); + sim_data.pix_bpp = (char)pixelDepth; + sim_data.enable_video = 0; + sim_data.enable_mp = 0; + sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? + 128 : 64; + sim_data.mem_latency = (char)cfg1 & 0x0F; + sim_data.mem_aligned = 1; + sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01)); + sim_data.gr_during_vid = 0; + sim_data.pclk_khz = VClk; + sim_data.mclk_khz = MClk; + sim_data.nvclk_khz = NVClk; + nv4CalcArbitration(&fifo_data, &sim_data); + if (fifo_data.valid) + { + int b = fifo_data.graphics_burst_size >> 4; + *burst = 0; + while (b >>= 1) + (*burst)++; + *lwm = fifo_data.graphics_lwm >> 3; + } +} +static void nv10CalcArbitration +( + nv10_fifo_info *fifo, + nv10_sim_state *arb +) +{ + int data, pagemiss, cas,width, video_enable, color_key_enable, bpp, align; + int nvclks, mclks, pclks, vpagemiss, crtpagemiss, vbs; + int nvclk_fill, us_extra; + int found, mclk_extra, mclk_loop, cbs, m1; + int mclk_freq, pclk_freq, nvclk_freq, mp_enable; + int us_m, us_m_min, us_n, us_p, video_drain_rate, crtc_drain_rate; + int vus_m, vus_n, vus_p; + int vpm_us, us_video, vlwm, cpm_us, us_crt,clwm; + int clwm_rnd_down; + int craw, m2us, us_pipe, us_pipe_min, vus_pipe, p1clk, p2; + int pclks_2_top_fifo, min_mclk_extra; + int us_min_mclk_extra; + + fifo->valid = 1; + pclk_freq = arb->pclk_khz; /* freq in KHz */ + mclk_freq = arb->mclk_khz; + nvclk_freq = arb->nvclk_khz; + pagemiss = arb->mem_page_miss; + cas = arb->mem_latency; + width = arb->memory_width/64; + video_enable = arb->enable_video; + color_key_enable = arb->gr_during_vid; + bpp = arb->pix_bpp; + align = arb->mem_aligned; + mp_enable = arb->enable_mp; + clwm = 0; + vlwm = 1024; + + cbs = 512; + vbs = 512; + + pclks = 4; /* lwm detect. */ + + nvclks = 3; /* lwm -> sync. */ + nvclks += 2; /* fbi bus cycles (1 req + 1 busy) */ + + mclks = 1; /* 2 edge sync. may be very close to edge so just put one. */ + + mclks += 1; /* arb_hp_req */ + mclks += 5; /* ap_hp_req tiling pipeline */ + + mclks += 2; /* tc_req latency fifo */ + mclks += 2; /* fb_cas_n_ memory request to fbio block */ + mclks += 7; /* sm_d_rdv data returned from fbio block */ + + /* fb.rd.d.Put_gc need to accumulate 256 bits for read */ + if (arb->memory_type == 0) + if (arb->memory_width == 64) /* 64 bit bus */ + mclks += 4; + else + mclks += 2; + else + if (arb->memory_width == 64) /* 64 bit bus */ + mclks += 2; + else + mclks += 1; + + if ((!video_enable) && (arb->memory_width == 128)) + { + mclk_extra = (bpp == 32) ? 31 : 42; /* Margin of error */ + min_mclk_extra = 17; + } + else + { + mclk_extra = (bpp == 32) ? 8 : 4; /* Margin of error */ + /* mclk_extra = 4; */ /* Margin of error */ + min_mclk_extra = 18; + } + + nvclks += 1; /* 2 edge sync. may be very close to edge so just put one. */ + nvclks += 1; /* fbi_d_rdv_n */ + nvclks += 1; /* Fbi_d_rdata */ + nvclks += 1; /* crtfifo load */ + + if(mp_enable) + mclks+=4; /* Mp can get in with a burst of 8. */ + /* Extra clocks determined by heuristics */ + + nvclks += 0; + pclks += 0; + found = 0; + while(found != 1) { + fifo->valid = 1; + found = 1; + mclk_loop = mclks+mclk_extra; + us_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */ + us_m_min = mclks * 1000*1000 / mclk_freq; /* Minimum Mclk latency in us */ + us_min_mclk_extra = min_mclk_extra *1000*1000 / mclk_freq; + us_n = nvclks*1000*1000 / nvclk_freq;/* nvclk latency in us */ + us_p = pclks*1000*1000 / pclk_freq;/* nvclk latency in us */ + us_pipe = us_m + us_n + us_p; + us_pipe_min = us_m_min + us_n + us_p; + us_extra = 0; + + vus_m = mclk_loop *1000*1000 / mclk_freq; /* Mclk latency in us */ + vus_n = (4)*1000*1000 / nvclk_freq;/* nvclk latency in us */ + vus_p = 0*1000*1000 / pclk_freq;/* pclk latency in us */ + vus_pipe = vus_m + vus_n + vus_p; + + if(video_enable) { + video_drain_rate = pclk_freq * 4; /* MB/s */ + crtc_drain_rate = pclk_freq * bpp/8; /* MB/s */ + + vpagemiss = 1; /* self generating page miss */ + vpagemiss += 1; /* One higher priority before */ + + crtpagemiss = 2; /* self generating page miss */ + if(mp_enable) + crtpagemiss += 1; /* if MA0 conflict */ + + vpm_us = (vpagemiss * pagemiss)*1000*1000/mclk_freq; + + us_video = vpm_us + vus_m; /* Video has separate read return path */ + + cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; + us_crt = + us_video /* Wait for video */ + +cpm_us /* CRT Page miss */ + +us_m + us_n +us_p /* other latency */ + ; + + clwm = us_crt * crtc_drain_rate/(1000*1000); + clwm++; /* fixed point <= float_point - 1. Fixes that */ + } else { + crtc_drain_rate = pclk_freq * bpp/8; /* bpp * pclk/8 */ + + crtpagemiss = 1; /* self generating page miss */ + crtpagemiss += 1; /* MA0 page miss */ + if(mp_enable) + crtpagemiss += 1; /* if MA0 conflict */ + cpm_us = crtpagemiss * pagemiss *1000*1000/ mclk_freq; + us_crt = cpm_us + us_m + us_n + us_p ; + clwm = us_crt * crtc_drain_rate/(1000*1000); + clwm++; /* fixed point <= float_point - 1. Fixes that */ + + /* + // + // Another concern, only for high pclks so don't do this + // with video: + // What happens if the latency to fetch the cbs is so large that + // fifo empties. In that case we need to have an alternate clwm value + // based off the total burst fetch + // + us_crt = (cbs * 1000 * 1000)/ (8*width)/mclk_freq ; + us_crt = us_crt + us_m + us_n + us_p + (4 * 1000 * 1000)/mclk_freq; + clwm_mt = us_crt * crtc_drain_rate/(1000*1000); + clwm_mt ++; + if(clwm_mt > clwm) + clwm = clwm_mt; + */ + /* Finally, a heuristic check when width == 64 bits */ + if(width == 1){ + nvclk_fill = nvclk_freq * 8; + if(crtc_drain_rate * 100 >= nvclk_fill * 102) + clwm = 0xfff; /*Large number to fail */ + + else if(crtc_drain_rate * 100 >= nvclk_fill * 98) { + clwm = 1024; + cbs = 512; + us_extra = (cbs * 1000 * 1000)/ (8*width)/mclk_freq ; + } + } + } + + + /* + Overfill check: + + */ + + clwm_rnd_down = ((int)clwm/8)*8; + if (clwm_rnd_down < clwm) + clwm += 8; + + m1 = clwm + cbs - 1024; /* Amount of overfill */ + m2us = us_pipe_min + us_min_mclk_extra; + pclks_2_top_fifo = (1024-clwm)/(8*width); + + /* pclk cycles to drain */ + p1clk = m2us * pclk_freq/(1000*1000); + p2 = p1clk * bpp / 8; /* bytes drained. */ + + if((p2 < m1) && (m1 > 0)) { + fifo->valid = 0; + found = 0; + if(min_mclk_extra == 0) { + if(cbs <= 32) { + found = 1; /* Can't adjust anymore! */ + } else { + cbs = cbs/2; /* reduce the burst size */ + } + } else { + min_mclk_extra--; + } + } else { + if (clwm > 1023){ /* Have some margin */ + fifo->valid = 0; + found = 0; + if(min_mclk_extra == 0) + found = 1; /* Can't adjust anymore! */ + else + min_mclk_extra--; + } + } + craw = clwm; + + if(clwm < (1024-cbs+8)) clwm = 1024-cbs+8; + data = (int)(clwm); + /* printf("CRT LWM: %f bytes, prog: 0x%x, bs: 256\n", clwm, data ); */ + fifo->graphics_lwm = data; fifo->graphics_burst_size = cbs; + + /* printf("VID LWM: %f bytes, prog: 0x%x, bs: %d\n, ", vlwm, data, vbs ); */ + fifo->video_lwm = 1024; fifo->video_burst_size = 512; + } +} +static void nv10UpdateArbitrationSettings +( + unsigned VClk, + unsigned pixelDepth, + unsigned *burst, + unsigned *lwm, + RIVA_HW_INST *chip +) +{ + nv10_fifo_info fifo_data; + nv10_sim_state sim_data; + unsigned int M, N, P, pll, MClk, NVClk, cfg1; + + pll = NV_RD32(&chip->PRAMDAC0[0x00000504/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + MClk = (N * chip->CrystalFreqKHz / M) >> P; + pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + NVClk = (N * chip->CrystalFreqKHz / M) >> P; + cfg1 = NV_RD32(&chip->PFB[0x00000204/4], 0); + sim_data.pix_bpp = (char)pixelDepth; + sim_data.enable_video = 0; + sim_data.enable_mp = 0; + sim_data.memory_type = (NV_RD32(&chip->PFB[0x00000200/4], 0) & 0x01) ? + 1 : 0; + sim_data.memory_width = (NV_RD32(&chip->PEXTDEV[0x00000000/4], 0) & 0x10) ? + 128 : 64; + sim_data.mem_latency = (char)cfg1 & 0x0F; + sim_data.mem_aligned = 1; + sim_data.mem_page_miss = (char)(((cfg1 >> 4) &0x0F) + ((cfg1 >> 31) & 0x01)); + sim_data.gr_during_vid = 0; + sim_data.pclk_khz = VClk; + sim_data.mclk_khz = MClk; + sim_data.nvclk_khz = NVClk; + nv10CalcArbitration(&fifo_data, &sim_data); + if (fifo_data.valid) + { + int b = fifo_data.graphics_burst_size >> 4; + *burst = 0; + while (b >>= 1) + (*burst)++; + *lwm = fifo_data.graphics_lwm >> 3; + } +} + +static void nForceUpdateArbitrationSettings +( + unsigned VClk, + unsigned pixelDepth, + unsigned *burst, + unsigned *lwm, + RIVA_HW_INST *chip +) +{ + nv10_fifo_info fifo_data; + nv10_sim_state sim_data; + unsigned int M, N, P, pll, MClk, NVClk; + unsigned int uMClkPostDiv; + struct pci_dev *dev; + + dev = pci_get_bus_and_slot(0, 3); + pci_read_config_dword(dev, 0x6C, &uMClkPostDiv); + pci_dev_put(dev); + uMClkPostDiv = (uMClkPostDiv >> 8) & 0xf; + + if(!uMClkPostDiv) uMClkPostDiv = 4; + MClk = 400000 / uMClkPostDiv; + + pll = NV_RD32(&chip->PRAMDAC0[0x00000500/4], 0); + M = (pll >> 0) & 0xFF; N = (pll >> 8) & 0xFF; P = (pll >> 16) & 0x0F; + NVClk = (N * chip->CrystalFreqKHz / M) >> P; + sim_data.pix_bpp = (char)pixelDepth; + sim_data.enable_video = 0; + sim_data.enable_mp = 0; + + dev = pci_get_bus_and_slot(0, 1); + pci_read_config_dword(dev, 0x7C, &sim_data.memory_type); + pci_dev_put(dev); + sim_data.memory_type = (sim_data.memory_type >> 12) & 1; + + sim_data.memory_width = 64; + sim_data.mem_latency = 3; + sim_data.mem_aligned = 1; + sim_data.mem_page_miss = 10; + sim_data.gr_during_vid = 0; + sim_data.pclk_khz = VClk; + sim_data.mclk_khz = MClk; + sim_data.nvclk_khz = NVClk; + nv10CalcArbitration(&fifo_data, &sim_data); + if (fifo_data.valid) + { + int b = fifo_data.graphics_burst_size >> 4; + *burst = 0; + while (b >>= 1) + (*burst)++; + *lwm = fifo_data.graphics_lwm >> 3; + } +} + +/****************************************************************************\ +* * +* RIVA Mode State Routines * +* * +\****************************************************************************/ + +/* + * Calculate the Video Clock parameters for the PLL. + */ +static int CalcVClock +( + int clockIn, + int *clockOut, + int *mOut, + int *nOut, + int *pOut, + RIVA_HW_INST *chip +) +{ + unsigned lowM, highM, highP; + unsigned DeltaNew, DeltaOld; + unsigned VClk, Freq; + unsigned M, N, P; + + DeltaOld = 0xFFFFFFFF; + + VClk = (unsigned)clockIn; + + if (chip->CrystalFreqKHz == 13500) + { + lowM = 7; + highM = 13 - (chip->Architecture == NV_ARCH_03); + } + else + { + lowM = 8; + highM = 14 - (chip->Architecture == NV_ARCH_03); + } + + highP = 4 - (chip->Architecture == NV_ARCH_03); + for (P = 0; P <= highP; P ++) + { + Freq = VClk << P; + if ((Freq >= 128000) && (Freq <= chip->MaxVClockFreqKHz)) + { + for (M = lowM; M <= highM; M++) + { + N = (VClk << P) * M / chip->CrystalFreqKHz; + if(N <= 255) { + Freq = (chip->CrystalFreqKHz * N / M) >> P; + if (Freq > VClk) + DeltaNew = Freq - VClk; + else + DeltaNew = VClk - Freq; + if (DeltaNew < DeltaOld) + { + *mOut = M; + *nOut = N; + *pOut = P; + *clockOut = Freq; + DeltaOld = DeltaNew; + } + } + } + } + } + + /* non-zero: M/N/P/clock values assigned. zero: error (not set) */ + return (DeltaOld != 0xFFFFFFFF); +} +/* + * Calculate extended mode parameters (SVGA) and save in a + * mode state structure. + */ +int CalcStateExt +( + RIVA_HW_INST *chip, + RIVA_HW_STATE *state, + int bpp, + int width, + int hDisplaySize, + int height, + int dotClock +) +{ + int pixelDepth; + int uninitialized_var(VClk),uninitialized_var(m), + uninitialized_var(n), uninitialized_var(p); + + /* + * Save mode parameters. + */ + state->bpp = bpp; /* this is not bitsPerPixel, it's 8,15,16,32 */ + state->width = width; + state->height = height; + /* + * Extended RIVA registers. + */ + pixelDepth = (bpp + 1)/8; + if (!CalcVClock(dotClock, &VClk, &m, &n, &p, chip)) + return -EINVAL; + + switch (chip->Architecture) + { + case NV_ARCH_03: + nv3UpdateArbitrationSettings(VClk, + pixelDepth * 8, + &(state->arbitration0), + &(state->arbitration1), + chip); + state->cursor0 = 0x00; + state->cursor1 = 0x78; + state->cursor2 = 0x00000000; + state->pllsel = 0x10010100; + state->config = ((width + 31)/32) + | (((pixelDepth > 2) ? 3 : pixelDepth) << 8) + | 0x1000; + state->general = 0x00100100; + state->repaint1 = hDisplaySize < 1280 ? 0x06 : 0x02; + break; + case NV_ARCH_04: + nv4UpdateArbitrationSettings(VClk, + pixelDepth * 8, + &(state->arbitration0), + &(state->arbitration1), + chip); + state->cursor0 = 0x00; + state->cursor1 = 0xFC; + state->cursor2 = 0x00000000; + state->pllsel = 0x10000700; + state->config = 0x00001114; + state->general = bpp == 16 ? 0x00101100 : 0x00100100; + state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00; + break; + case NV_ARCH_10: + case NV_ARCH_20: + case NV_ARCH_30: + if((chip->Chipset == NV_CHIP_IGEFORCE2) || + (chip->Chipset == NV_CHIP_0x01F0)) + { + nForceUpdateArbitrationSettings(VClk, + pixelDepth * 8, + &(state->arbitration0), + &(state->arbitration1), + chip); + } else { + nv10UpdateArbitrationSettings(VClk, + pixelDepth * 8, + &(state->arbitration0), + &(state->arbitration1), + chip); + } + state->cursor0 = 0x80 | (chip->CursorStart >> 17); + state->cursor1 = (chip->CursorStart >> 11) << 2; + state->cursor2 = chip->CursorStart >> 24; + state->pllsel = 0x10000700; + state->config = NV_RD32(&chip->PFB[0x00000200/4], 0); + state->general = bpp == 16 ? 0x00101100 : 0x00100100; + state->repaint1 = hDisplaySize < 1280 ? 0x04 : 0x00; + break; + } + + /* Paul Richards: below if block borks things in kernel for some reason */ + /* Tony: Below is needed to set hardware in DirectColor */ + if((bpp != 8) && (chip->Architecture != NV_ARCH_03)) + state->general |= 0x00000030; + + state->vpll = (p << 16) | (n << 8) | m; + state->repaint0 = (((width/8)*pixelDepth) & 0x700) >> 3; + state->pixel = pixelDepth > 2 ? 3 : pixelDepth; + state->offset0 = + state->offset1 = + state->offset2 = + state->offset3 = 0; + state->pitch0 = + state->pitch1 = + state->pitch2 = + state->pitch3 = pixelDepth * width; + + return 0; +} +/* + * Load fixed function state and pre-calculated/stored state. + */ +#if 0 +#define LOAD_FIXED_STATE(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev)/8; i++) \ + chip->dev[tbl##Table##dev[i][0]] = tbl##Table##dev[i][1] +#define LOAD_FIXED_STATE_8BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_8BPP)/8; i++) \ + chip->dev[tbl##Table##dev##_8BPP[i][0]] = tbl##Table##dev##_8BPP[i][1] +#define LOAD_FIXED_STATE_15BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_15BPP)/8; i++) \ + chip->dev[tbl##Table##dev##_15BPP[i][0]] = tbl##Table##dev##_15BPP[i][1] +#define LOAD_FIXED_STATE_16BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_16BPP)/8; i++) \ + chip->dev[tbl##Table##dev##_16BPP[i][0]] = tbl##Table##dev##_16BPP[i][1] +#define LOAD_FIXED_STATE_32BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_32BPP)/8; i++) \ + chip->dev[tbl##Table##dev##_32BPP[i][0]] = tbl##Table##dev##_32BPP[i][1] +#endif + +#define LOAD_FIXED_STATE(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev)/8; i++) \ + NV_WR32(&chip->dev[tbl##Table##dev[i][0]], 0, tbl##Table##dev[i][1]) +#define LOAD_FIXED_STATE_8BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_8BPP)/8; i++) \ + NV_WR32(&chip->dev[tbl##Table##dev##_8BPP[i][0]], 0, tbl##Table##dev##_8BPP[i][1]) +#define LOAD_FIXED_STATE_15BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_15BPP)/8; i++) \ + NV_WR32(&chip->dev[tbl##Table##dev##_15BPP[i][0]], 0, tbl##Table##dev##_15BPP[i][1]) +#define LOAD_FIXED_STATE_16BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_16BPP)/8; i++) \ + NV_WR32(&chip->dev[tbl##Table##dev##_16BPP[i][0]], 0, tbl##Table##dev##_16BPP[i][1]) +#define LOAD_FIXED_STATE_32BPP(tbl,dev) \ + for (i = 0; i < sizeof(tbl##Table##dev##_32BPP)/8; i++) \ + NV_WR32(&chip->dev[tbl##Table##dev##_32BPP[i][0]], 0, tbl##Table##dev##_32BPP[i][1]) + +static void UpdateFifoState +( + RIVA_HW_INST *chip +) +{ + int i; + + switch (chip->Architecture) + { + case NV_ARCH_04: + LOAD_FIXED_STATE(nv4,FIFO); + chip->Tri03 = NULL; + chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case NV_ARCH_10: + case NV_ARCH_20: + case NV_ARCH_30: + /* + * Initialize state for the RivaTriangle3D05 routines. + */ + LOAD_FIXED_STATE(nv10tri05,PGRAPH); + LOAD_FIXED_STATE(nv10,FIFO); + chip->Tri03 = NULL; + chip->Tri05 = (RivaTexturedTriangle05 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + } +} +static void LoadStateExt +( + RIVA_HW_INST *chip, + RIVA_HW_STATE *state +) +{ + int i; + + /* + * Load HW fixed function state. + */ + LOAD_FIXED_STATE(Riva,PMC); + LOAD_FIXED_STATE(Riva,PTIMER); + switch (chip->Architecture) + { + case NV_ARCH_03: + /* + * Make sure frame buffer config gets set before loading PRAMIN. + */ + NV_WR32(chip->PFB, 0x00000200, state->config); + LOAD_FIXED_STATE(nv3,PFIFO); + LOAD_FIXED_STATE(nv3,PRAMIN); + LOAD_FIXED_STATE(nv3,PGRAPH); + switch (state->bpp) + { + case 15: + case 16: + LOAD_FIXED_STATE_15BPP(nv3,PRAMIN); + LOAD_FIXED_STATE_15BPP(nv3,PGRAPH); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case 24: + case 32: + LOAD_FIXED_STATE_32BPP(nv3,PRAMIN); + LOAD_FIXED_STATE_32BPP(nv3,PGRAPH); + chip->Tri03 = NULL; + break; + case 8: + default: + LOAD_FIXED_STATE_8BPP(nv3,PRAMIN); + LOAD_FIXED_STATE_8BPP(nv3,PGRAPH); + chip->Tri03 = NULL; + break; + } + for (i = 0x00000; i < 0x00800; i++) + NV_WR32(&chip->PRAMIN[0x00000502 + i], 0, (i << 12) | 0x03); + NV_WR32(chip->PGRAPH, 0x00000630, state->offset0); + NV_WR32(chip->PGRAPH, 0x00000634, state->offset1); + NV_WR32(chip->PGRAPH, 0x00000638, state->offset2); + NV_WR32(chip->PGRAPH, 0x0000063C, state->offset3); + NV_WR32(chip->PGRAPH, 0x00000650, state->pitch0); + NV_WR32(chip->PGRAPH, 0x00000654, state->pitch1); + NV_WR32(chip->PGRAPH, 0x00000658, state->pitch2); + NV_WR32(chip->PGRAPH, 0x0000065C, state->pitch3); + break; + case NV_ARCH_04: + /* + * Make sure frame buffer config gets set before loading PRAMIN. + */ + NV_WR32(chip->PFB, 0x00000200, state->config); + LOAD_FIXED_STATE(nv4,PFIFO); + LOAD_FIXED_STATE(nv4,PRAMIN); + LOAD_FIXED_STATE(nv4,PGRAPH); + switch (state->bpp) + { + case 15: + LOAD_FIXED_STATE_15BPP(nv4,PRAMIN); + LOAD_FIXED_STATE_15BPP(nv4,PGRAPH); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case 16: + LOAD_FIXED_STATE_16BPP(nv4,PRAMIN); + LOAD_FIXED_STATE_16BPP(nv4,PGRAPH); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case 24: + case 32: + LOAD_FIXED_STATE_32BPP(nv4,PRAMIN); + LOAD_FIXED_STATE_32BPP(nv4,PGRAPH); + chip->Tri03 = NULL; + break; + case 8: + default: + LOAD_FIXED_STATE_8BPP(nv4,PRAMIN); + LOAD_FIXED_STATE_8BPP(nv4,PGRAPH); + chip->Tri03 = NULL; + break; + } + NV_WR32(chip->PGRAPH, 0x00000640, state->offset0); + NV_WR32(chip->PGRAPH, 0x00000644, state->offset1); + NV_WR32(chip->PGRAPH, 0x00000648, state->offset2); + NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3); + NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0); + NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1); + NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2); + NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3); + break; + case NV_ARCH_10: + case NV_ARCH_20: + case NV_ARCH_30: + if(chip->twoHeads) { + VGA_WR08(chip->PCIO, 0x03D4, 0x44); + VGA_WR08(chip->PCIO, 0x03D5, state->crtcOwner); + chip->LockUnlock(chip, 0); + } + + LOAD_FIXED_STATE(nv10,PFIFO); + LOAD_FIXED_STATE(nv10,PRAMIN); + LOAD_FIXED_STATE(nv10,PGRAPH); + switch (state->bpp) + { + case 15: + LOAD_FIXED_STATE_15BPP(nv10,PRAMIN); + LOAD_FIXED_STATE_15BPP(nv10,PGRAPH); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case 16: + LOAD_FIXED_STATE_16BPP(nv10,PRAMIN); + LOAD_FIXED_STATE_16BPP(nv10,PGRAPH); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + break; + case 24: + case 32: + LOAD_FIXED_STATE_32BPP(nv10,PRAMIN); + LOAD_FIXED_STATE_32BPP(nv10,PGRAPH); + chip->Tri03 = NULL; + break; + case 8: + default: + LOAD_FIXED_STATE_8BPP(nv10,PRAMIN); + LOAD_FIXED_STATE_8BPP(nv10,PGRAPH); + chip->Tri03 = NULL; + break; + } + + if(chip->Architecture == NV_ARCH_10) { + NV_WR32(chip->PGRAPH, 0x00000640, state->offset0); + NV_WR32(chip->PGRAPH, 0x00000644, state->offset1); + NV_WR32(chip->PGRAPH, 0x00000648, state->offset2); + NV_WR32(chip->PGRAPH, 0x0000064C, state->offset3); + NV_WR32(chip->PGRAPH, 0x00000670, state->pitch0); + NV_WR32(chip->PGRAPH, 0x00000674, state->pitch1); + NV_WR32(chip->PGRAPH, 0x00000678, state->pitch2); + NV_WR32(chip->PGRAPH, 0x0000067C, state->pitch3); + NV_WR32(chip->PGRAPH, 0x00000680, state->pitch3); + } else { + NV_WR32(chip->PGRAPH, 0x00000820, state->offset0); + NV_WR32(chip->PGRAPH, 0x00000824, state->offset1); + NV_WR32(chip->PGRAPH, 0x00000828, state->offset2); + NV_WR32(chip->PGRAPH, 0x0000082C, state->offset3); + NV_WR32(chip->PGRAPH, 0x00000850, state->pitch0); + NV_WR32(chip->PGRAPH, 0x00000854, state->pitch1); + NV_WR32(chip->PGRAPH, 0x00000858, state->pitch2); + NV_WR32(chip->PGRAPH, 0x0000085C, state->pitch3); + NV_WR32(chip->PGRAPH, 0x00000860, state->pitch3); + NV_WR32(chip->PGRAPH, 0x00000864, state->pitch3); + NV_WR32(chip->PGRAPH, 0x000009A4, NV_RD32(chip->PFB, 0x00000200)); + NV_WR32(chip->PGRAPH, 0x000009A8, NV_RD32(chip->PFB, 0x00000204)); + } + if(chip->twoHeads) { + NV_WR32(chip->PCRTC0, 0x00000860, state->head); + NV_WR32(chip->PCRTC0, 0x00002860, state->head2); + } + NV_WR32(chip->PRAMDAC, 0x00000404, NV_RD32(chip->PRAMDAC, 0x00000404) | (1 << 25)); + + NV_WR32(chip->PMC, 0x00008704, 1); + NV_WR32(chip->PMC, 0x00008140, 0); + NV_WR32(chip->PMC, 0x00008920, 0); + NV_WR32(chip->PMC, 0x00008924, 0); + NV_WR32(chip->PMC, 0x00008908, 0x01ffffff); + NV_WR32(chip->PMC, 0x0000890C, 0x01ffffff); + NV_WR32(chip->PMC, 0x00001588, 0); + + NV_WR32(chip->PFB, 0x00000240, 0); + NV_WR32(chip->PFB, 0x00000250, 0); + NV_WR32(chip->PFB, 0x00000260, 0); + NV_WR32(chip->PFB, 0x00000270, 0); + NV_WR32(chip->PFB, 0x00000280, 0); + NV_WR32(chip->PFB, 0x00000290, 0); + NV_WR32(chip->PFB, 0x000002A0, 0); + NV_WR32(chip->PFB, 0x000002B0, 0); + + NV_WR32(chip->PGRAPH, 0x00000B00, NV_RD32(chip->PFB, 0x00000240)); + NV_WR32(chip->PGRAPH, 0x00000B04, NV_RD32(chip->PFB, 0x00000244)); + NV_WR32(chip->PGRAPH, 0x00000B08, NV_RD32(chip->PFB, 0x00000248)); + NV_WR32(chip->PGRAPH, 0x00000B0C, NV_RD32(chip->PFB, 0x0000024C)); + NV_WR32(chip->PGRAPH, 0x00000B10, NV_RD32(chip->PFB, 0x00000250)); + NV_WR32(chip->PGRAPH, 0x00000B14, NV_RD32(chip->PFB, 0x00000254)); + NV_WR32(chip->PGRAPH, 0x00000B18, NV_RD32(chip->PFB, 0x00000258)); + NV_WR32(chip->PGRAPH, 0x00000B1C, NV_RD32(chip->PFB, 0x0000025C)); + NV_WR32(chip->PGRAPH, 0x00000B20, NV_RD32(chip->PFB, 0x00000260)); + NV_WR32(chip->PGRAPH, 0x00000B24, NV_RD32(chip->PFB, 0x00000264)); + NV_WR32(chip->PGRAPH, 0x00000B28, NV_RD32(chip->PFB, 0x00000268)); + NV_WR32(chip->PGRAPH, 0x00000B2C, NV_RD32(chip->PFB, 0x0000026C)); + NV_WR32(chip->PGRAPH, 0x00000B30, NV_RD32(chip->PFB, 0x00000270)); + NV_WR32(chip->PGRAPH, 0x00000B34, NV_RD32(chip->PFB, 0x00000274)); + NV_WR32(chip->PGRAPH, 0x00000B38, NV_RD32(chip->PFB, 0x00000278)); + NV_WR32(chip->PGRAPH, 0x00000B3C, NV_RD32(chip->PFB, 0x0000027C)); + NV_WR32(chip->PGRAPH, 0x00000B40, NV_RD32(chip->PFB, 0x00000280)); + NV_WR32(chip->PGRAPH, 0x00000B44, NV_RD32(chip->PFB, 0x00000284)); + NV_WR32(chip->PGRAPH, 0x00000B48, NV_RD32(chip->PFB, 0x00000288)); + NV_WR32(chip->PGRAPH, 0x00000B4C, NV_RD32(chip->PFB, 0x0000028C)); + NV_WR32(chip->PGRAPH, 0x00000B50, NV_RD32(chip->PFB, 0x00000290)); + NV_WR32(chip->PGRAPH, 0x00000B54, NV_RD32(chip->PFB, 0x00000294)); + NV_WR32(chip->PGRAPH, 0x00000B58, NV_RD32(chip->PFB, 0x00000298)); + NV_WR32(chip->PGRAPH, 0x00000B5C, NV_RD32(chip->PFB, 0x0000029C)); + NV_WR32(chip->PGRAPH, 0x00000B60, NV_RD32(chip->PFB, 0x000002A0)); + NV_WR32(chip->PGRAPH, 0x00000B64, NV_RD32(chip->PFB, 0x000002A4)); + NV_WR32(chip->PGRAPH, 0x00000B68, NV_RD32(chip->PFB, 0x000002A8)); + NV_WR32(chip->PGRAPH, 0x00000B6C, NV_RD32(chip->PFB, 0x000002AC)); + NV_WR32(chip->PGRAPH, 0x00000B70, NV_RD32(chip->PFB, 0x000002B0)); + NV_WR32(chip->PGRAPH, 0x00000B74, NV_RD32(chip->PFB, 0x000002B4)); + NV_WR32(chip->PGRAPH, 0x00000B78, NV_RD32(chip->PFB, 0x000002B8)); + NV_WR32(chip->PGRAPH, 0x00000B7C, NV_RD32(chip->PFB, 0x000002BC)); + NV_WR32(chip->PGRAPH, 0x00000F40, 0x10000000); + NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000008); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000200); + for (i = 0; i < (3*16); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000800); + for (i = 0; i < (16*16); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F40, 0x30000000); + NV_WR32(chip->PGRAPH, 0x00000F44, 0x00000004); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006400); + for (i = 0; i < (59*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006800); + for (i = 0; i < (47*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00006C00); + for (i = 0; i < (3*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007000); + for (i = 0; i < (19*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007400); + for (i = 0; i < (12*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00007800); + for (i = 0; i < (12*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00004400); + for (i = 0; i < (8*4); i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000000); + for (i = 0; i < 16; i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + NV_WR32(chip->PGRAPH, 0x00000F50, 0x00000040); + for (i = 0; i < 4; i++) + NV_WR32(chip->PGRAPH, 0x00000F54, 0x00000000); + + NV_WR32(chip->PCRTC, 0x00000810, state->cursorConfig); + + if(chip->flatPanel) { + if((chip->Chipset & 0x0ff0) == 0x0110) { + NV_WR32(chip->PRAMDAC, 0x0528, state->dither); + } else + if((chip->Chipset & 0x0ff0) >= 0x0170) { + NV_WR32(chip->PRAMDAC, 0x083C, state->dither); + } + + VGA_WR08(chip->PCIO, 0x03D4, 0x53); + VGA_WR08(chip->PCIO, 0x03D5, 0); + VGA_WR08(chip->PCIO, 0x03D4, 0x54); + VGA_WR08(chip->PCIO, 0x03D5, 0); + VGA_WR08(chip->PCIO, 0x03D4, 0x21); + VGA_WR08(chip->PCIO, 0x03D5, 0xfa); + } + + VGA_WR08(chip->PCIO, 0x03D4, 0x41); + VGA_WR08(chip->PCIO, 0x03D5, state->extra); + } + LOAD_FIXED_STATE(Riva,FIFO); + UpdateFifoState(chip); + /* + * Load HW mode state. + */ + VGA_WR08(chip->PCIO, 0x03D4, 0x19); + VGA_WR08(chip->PCIO, 0x03D5, state->repaint0); + VGA_WR08(chip->PCIO, 0x03D4, 0x1A); + VGA_WR08(chip->PCIO, 0x03D5, state->repaint1); + VGA_WR08(chip->PCIO, 0x03D4, 0x25); + VGA_WR08(chip->PCIO, 0x03D5, state->screen); + VGA_WR08(chip->PCIO, 0x03D4, 0x28); + VGA_WR08(chip->PCIO, 0x03D5, state->pixel); + VGA_WR08(chip->PCIO, 0x03D4, 0x2D); + VGA_WR08(chip->PCIO, 0x03D5, state->horiz); + VGA_WR08(chip->PCIO, 0x03D4, 0x1B); + VGA_WR08(chip->PCIO, 0x03D5, state->arbitration0); + VGA_WR08(chip->PCIO, 0x03D4, 0x20); + VGA_WR08(chip->PCIO, 0x03D5, state->arbitration1); + VGA_WR08(chip->PCIO, 0x03D4, 0x30); + VGA_WR08(chip->PCIO, 0x03D5, state->cursor0); + VGA_WR08(chip->PCIO, 0x03D4, 0x31); + VGA_WR08(chip->PCIO, 0x03D5, state->cursor1); + VGA_WR08(chip->PCIO, 0x03D4, 0x2F); + VGA_WR08(chip->PCIO, 0x03D5, state->cursor2); + VGA_WR08(chip->PCIO, 0x03D4, 0x39); + VGA_WR08(chip->PCIO, 0x03D5, state->interlace); + + if(!chip->flatPanel) { + NV_WR32(chip->PRAMDAC0, 0x00000508, state->vpll); + NV_WR32(chip->PRAMDAC0, 0x0000050C, state->pllsel); + if(chip->twoHeads) + NV_WR32(chip->PRAMDAC0, 0x00000520, state->vpll2); + } else { + NV_WR32(chip->PRAMDAC, 0x00000848 , state->scale); + } + NV_WR32(chip->PRAMDAC, 0x00000600 , state->general); + + /* + * Turn off VBlank enable and reset. + */ + NV_WR32(chip->PCRTC, 0x00000140, 0); + NV_WR32(chip->PCRTC, 0x00000100, chip->VBlankBit); + /* + * Set interrupt enable. + */ + NV_WR32(chip->PMC, 0x00000140, chip->EnableIRQ & 0x01); + /* + * Set current state pointer. + */ + chip->CurrentState = state; + /* + * Reset FIFO free and empty counts. + */ + chip->FifoFreeCount = 0; + /* Free count from first subchannel */ + chip->FifoEmptyCount = NV_RD32(&chip->Rop->FifoFree, 0); +} +static void UnloadStateExt +( + RIVA_HW_INST *chip, + RIVA_HW_STATE *state +) +{ + /* + * Save current HW state. + */ + VGA_WR08(chip->PCIO, 0x03D4, 0x19); + state->repaint0 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x1A); + state->repaint1 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x25); + state->screen = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x28); + state->pixel = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x2D); + state->horiz = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x1B); + state->arbitration0 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x20); + state->arbitration1 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x30); + state->cursor0 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x31); + state->cursor1 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x2F); + state->cursor2 = VGA_RD08(chip->PCIO, 0x03D5); + VGA_WR08(chip->PCIO, 0x03D4, 0x39); + state->interlace = VGA_RD08(chip->PCIO, 0x03D5); + state->vpll = NV_RD32(chip->PRAMDAC0, 0x00000508); + state->vpll2 = NV_RD32(chip->PRAMDAC0, 0x00000520); + state->pllsel = NV_RD32(chip->PRAMDAC0, 0x0000050C); + state->general = NV_RD32(chip->PRAMDAC, 0x00000600); + state->scale = NV_RD32(chip->PRAMDAC, 0x00000848); + state->config = NV_RD32(chip->PFB, 0x00000200); + switch (chip->Architecture) + { + case NV_ARCH_03: + state->offset0 = NV_RD32(chip->PGRAPH, 0x00000630); + state->offset1 = NV_RD32(chip->PGRAPH, 0x00000634); + state->offset2 = NV_RD32(chip->PGRAPH, 0x00000638); + state->offset3 = NV_RD32(chip->PGRAPH, 0x0000063C); + state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000650); + state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000654); + state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000658); + state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000065C); + break; + case NV_ARCH_04: + state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640); + state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644); + state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648); + state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C); + state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670); + state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674); + state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678); + state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C); + break; + case NV_ARCH_10: + case NV_ARCH_20: + case NV_ARCH_30: + state->offset0 = NV_RD32(chip->PGRAPH, 0x00000640); + state->offset1 = NV_RD32(chip->PGRAPH, 0x00000644); + state->offset2 = NV_RD32(chip->PGRAPH, 0x00000648); + state->offset3 = NV_RD32(chip->PGRAPH, 0x0000064C); + state->pitch0 = NV_RD32(chip->PGRAPH, 0x00000670); + state->pitch1 = NV_RD32(chip->PGRAPH, 0x00000674); + state->pitch2 = NV_RD32(chip->PGRAPH, 0x00000678); + state->pitch3 = NV_RD32(chip->PGRAPH, 0x0000067C); + if(chip->twoHeads) { + state->head = NV_RD32(chip->PCRTC0, 0x00000860); + state->head2 = NV_RD32(chip->PCRTC0, 0x00002860); + VGA_WR08(chip->PCIO, 0x03D4, 0x44); + state->crtcOwner = VGA_RD08(chip->PCIO, 0x03D5); + } + VGA_WR08(chip->PCIO, 0x03D4, 0x41); + state->extra = VGA_RD08(chip->PCIO, 0x03D5); + state->cursorConfig = NV_RD32(chip->PCRTC, 0x00000810); + + if((chip->Chipset & 0x0ff0) == 0x0110) { + state->dither = NV_RD32(chip->PRAMDAC, 0x0528); + } else + if((chip->Chipset & 0x0ff0) >= 0x0170) { + state->dither = NV_RD32(chip->PRAMDAC, 0x083C); + } + break; + } +} +static void SetStartAddress +( + RIVA_HW_INST *chip, + unsigned start +) +{ + NV_WR32(chip->PCRTC, 0x800, start); +} + +static void SetStartAddress3 +( + RIVA_HW_INST *chip, + unsigned start +) +{ + int offset = start >> 2; + int pan = (start & 3) << 1; + unsigned char tmp; + + /* + * Unlock extended registers. + */ + chip->LockUnlock(chip, 0); + /* + * Set start address. + */ + VGA_WR08(chip->PCIO, 0x3D4, 0x0D); VGA_WR08(chip->PCIO, 0x3D5, offset); + offset >>= 8; + VGA_WR08(chip->PCIO, 0x3D4, 0x0C); VGA_WR08(chip->PCIO, 0x3D5, offset); + offset >>= 8; + VGA_WR08(chip->PCIO, 0x3D4, 0x19); tmp = VGA_RD08(chip->PCIO, 0x3D5); + VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x01F) | (tmp & ~0x1F)); + VGA_WR08(chip->PCIO, 0x3D4, 0x2D); tmp = VGA_RD08(chip->PCIO, 0x3D5); + VGA_WR08(chip->PCIO, 0x3D5, (offset & 0x60) | (tmp & ~0x60)); + /* + * 4 pixel pan register. + */ + offset = VGA_RD08(chip->PCIO, chip->IO + 0x0A); + VGA_WR08(chip->PCIO, 0x3C0, 0x13); + VGA_WR08(chip->PCIO, 0x3C0, pan); +} +static void nv3SetSurfaces2D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface __iomem *Surface = + (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); + + RIVA_FIFO_FREE(*chip,Tri03,5); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); + NV_WR32(&Surface->Offset, 0, surf0); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); + NV_WR32(&Surface->Offset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013); +} +static void nv4SetSurfaces2D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface __iomem *Surface = + (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); + + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); + NV_WR32(&Surface->Offset, 0, surf0); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); + NV_WR32(&Surface->Offset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); +} +static void nv10SetSurfaces2D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface __iomem *Surface = + (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); + + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000003); + NV_WR32(&Surface->Offset, 0, surf0); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000004); + NV_WR32(&Surface->Offset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); +} +static void nv3SetSurfaces3D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface __iomem *Surface = + (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); + + RIVA_FIFO_FREE(*chip,Tri03,5); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005); + NV_WR32(&Surface->Offset, 0, surf0); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006); + NV_WR32(&Surface->Offset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000013); +} +static void nv4SetSurfaces3D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface __iomem *Surface = + (RivaSurface __iomem *)&(chip->FIFO[0x0000E000/4]); + + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000005); + NV_WR32(&Surface->Offset, 0, surf0); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000006); + NV_WR32(&Surface->Offset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); +} +static void nv10SetSurfaces3D +( + RIVA_HW_INST *chip, + unsigned surf0, + unsigned surf1 +) +{ + RivaSurface3D __iomem *Surfaces3D = + (RivaSurface3D __iomem *)&(chip->FIFO[0x0000E000/4]); + + RIVA_FIFO_FREE(*chip,Tri03,4); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000007); + NV_WR32(&Surfaces3D->RenderBufferOffset, 0, surf0); + NV_WR32(&Surfaces3D->ZBufferOffset, 0, surf1); + NV_WR32(&chip->FIFO[0x00003800], 0, 0x80000014); +} + +/****************************************************************************\ +* * +* Probe RIVA Chip Configuration * +* * +\****************************************************************************/ + +static void nv3GetConfig +( + RIVA_HW_INST *chip +) +{ + /* + * Fill in chip configuration. + */ + if (NV_RD32(&chip->PFB[0x00000000/4], 0) & 0x00000020) + { + if (((NV_RD32(chip->PMC, 0x00000000) & 0xF0) == 0x20) + && ((NV_RD32(chip->PMC, 0x00000000) & 0x0F) >= 0x02)) + { + /* + * SDRAM 128 ZX. + */ + chip->RamBandwidthKBytesPerSec = 800000; + switch (NV_RD32(chip->PFB, 0x00000000) & 0x03) + { + case 2: + chip->RamAmountKBytes = 1024 * 4; + break; + case 1: + chip->RamAmountKBytes = 1024 * 2; + break; + default: + chip->RamAmountKBytes = 1024 * 8; + break; + } + } + else + { + chip->RamBandwidthKBytesPerSec = 1000000; + chip->RamAmountKBytes = 1024 * 8; + } + } + else + { + /* + * SGRAM 128. + */ + chip->RamBandwidthKBytesPerSec = 1000000; + switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003) + { + case 0: + chip->RamAmountKBytes = 1024 * 8; + break; + case 2: + chip->RamAmountKBytes = 1024 * 4; + break; + default: + chip->RamAmountKBytes = 1024 * 2; + break; + } + } + chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500; + chip->CURSOR = &(chip->PRAMIN[0x00008000/4 - 0x0800/4]); + chip->VBlankBit = 0x00000100; + chip->MaxVClockFreqKHz = 256000; + /* + * Set chip functions. + */ + chip->Busy = nv3Busy; + chip->ShowHideCursor = ShowHideCursor; + chip->LoadStateExt = LoadStateExt; + chip->UnloadStateExt = UnloadStateExt; + chip->SetStartAddress = SetStartAddress3; + chip->SetSurfaces2D = nv3SetSurfaces2D; + chip->SetSurfaces3D = nv3SetSurfaces3D; + chip->LockUnlock = nv3LockUnlock; +} +static void nv4GetConfig +( + RIVA_HW_INST *chip +) +{ + /* + * Fill in chip configuration. + */ + if (NV_RD32(chip->PFB, 0x00000000) & 0x00000100) + { + chip->RamAmountKBytes = ((NV_RD32(chip->PFB, 0x00000000) >> 12) & 0x0F) * 1024 * 2 + + 1024 * 2; + } + else + { + switch (NV_RD32(chip->PFB, 0x00000000) & 0x00000003) + { + case 0: + chip->RamAmountKBytes = 1024 * 32; + break; + case 1: + chip->RamAmountKBytes = 1024 * 4; + break; + case 2: + chip->RamAmountKBytes = 1024 * 8; + break; + case 3: + default: + chip->RamAmountKBytes = 1024 * 16; + break; + } + } + switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003) + { + case 3: + chip->RamBandwidthKBytesPerSec = 800000; + break; + default: + chip->RamBandwidthKBytesPerSec = 1000000; + break; + } + chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x00000000) & 0x00000040) ? 14318 : 13500; + chip->CURSOR = &(chip->PRAMIN[0x00010000/4 - 0x0800/4]); + chip->VBlankBit = 0x00000001; + chip->MaxVClockFreqKHz = 350000; + /* + * Set chip functions. + */ + chip->Busy = nv4Busy; + chip->ShowHideCursor = ShowHideCursor; + chip->LoadStateExt = LoadStateExt; + chip->UnloadStateExt = UnloadStateExt; + chip->SetStartAddress = SetStartAddress; + chip->SetSurfaces2D = nv4SetSurfaces2D; + chip->SetSurfaces3D = nv4SetSurfaces3D; + chip->LockUnlock = nv4LockUnlock; +} +static void nv10GetConfig +( + RIVA_HW_INST *chip, + unsigned int chipset +) +{ + struct pci_dev* dev; + u32 amt; + +#ifdef __BIG_ENDIAN + /* turn on big endian register access */ + if(!(NV_RD32(chip->PMC, 0x00000004) & 0x01000001)) + NV_WR32(chip->PMC, 0x00000004, 0x01000001); +#endif + + /* + * Fill in chip configuration. + */ + if(chipset == NV_CHIP_IGEFORCE2) { + dev = pci_get_bus_and_slot(0, 1); + pci_read_config_dword(dev, 0x7C, &amt); + pci_dev_put(dev); + chip->RamAmountKBytes = (((amt >> 6) & 31) + 1) * 1024; + } else if(chipset == NV_CHIP_0x01F0) { + dev = pci_get_bus_and_slot(0, 1); + pci_read_config_dword(dev, 0x84, &amt); + pci_dev_put(dev); + chip->RamAmountKBytes = (((amt >> 4) & 127) + 1) * 1024; + } else { + switch ((NV_RD32(chip->PFB, 0x0000020C) >> 20) & 0x000000FF) + { + case 0x02: + chip->RamAmountKBytes = 1024 * 2; + break; + case 0x04: + chip->RamAmountKBytes = 1024 * 4; + break; + case 0x08: + chip->RamAmountKBytes = 1024 * 8; + break; + case 0x10: + chip->RamAmountKBytes = 1024 * 16; + break; + case 0x20: + chip->RamAmountKBytes = 1024 * 32; + break; + case 0x40: + chip->RamAmountKBytes = 1024 * 64; + break; + case 0x80: + chip->RamAmountKBytes = 1024 * 128; + break; + default: + chip->RamAmountKBytes = 1024 * 16; + break; + } + } + switch ((NV_RD32(chip->PFB, 0x00000000) >> 3) & 0x00000003) + { + case 3: + chip->RamBandwidthKBytesPerSec = 800000; + break; + default: + chip->RamBandwidthKBytesPerSec = 1000000; + break; + } + chip->CrystalFreqKHz = (NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 6)) ? + 14318 : 13500; + + switch (chipset & 0x0ff0) { + case 0x0170: + case 0x0180: + case 0x01F0: + case 0x0250: + case 0x0280: + case 0x0300: + case 0x0310: + case 0x0320: + case 0x0330: + case 0x0340: + if(NV_RD32(chip->PEXTDEV, 0x0000) & (1 << 22)) + chip->CrystalFreqKHz = 27000; + break; + default: + break; + } + + chip->CursorStart = (chip->RamAmountKBytes - 128) * 1024; + chip->CURSOR = NULL; /* can't set this here */ + chip->VBlankBit = 0x00000001; + chip->MaxVClockFreqKHz = 350000; + /* + * Set chip functions. + */ + chip->Busy = nv10Busy; + chip->ShowHideCursor = ShowHideCursor; + chip->LoadStateExt = LoadStateExt; + chip->UnloadStateExt = UnloadStateExt; + chip->SetStartAddress = SetStartAddress; + chip->SetSurfaces2D = nv10SetSurfaces2D; + chip->SetSurfaces3D = nv10SetSurfaces3D; + chip->LockUnlock = nv4LockUnlock; + + switch(chipset & 0x0ff0) { + case 0x0110: + case 0x0170: + case 0x0180: + case 0x01F0: + case 0x0250: + case 0x0280: + case 0x0300: + case 0x0310: + case 0x0320: + case 0x0330: + case 0x0340: + chip->twoHeads = TRUE; + break; + default: + chip->twoHeads = FALSE; + break; + } +} +int RivaGetConfig +( + RIVA_HW_INST *chip, + unsigned int chipset +) +{ + /* + * Save this so future SW know whats it's dealing with. + */ + chip->Version = RIVA_SW_VERSION; + /* + * Chip specific configuration. + */ + switch (chip->Architecture) + { + case NV_ARCH_03: + nv3GetConfig(chip); + break; + case NV_ARCH_04: + nv4GetConfig(chip); + break; + case NV_ARCH_10: + case NV_ARCH_20: + case NV_ARCH_30: + nv10GetConfig(chip, chipset); + break; + default: + return (-1); + } + chip->Chipset = chipset; + /* + * Fill in FIFO pointers. + */ + chip->Rop = (RivaRop __iomem *)&(chip->FIFO[0x00000000/4]); + chip->Clip = (RivaClip __iomem *)&(chip->FIFO[0x00002000/4]); + chip->Patt = (RivaPattern __iomem *)&(chip->FIFO[0x00004000/4]); + chip->Pixmap = (RivaPixmap __iomem *)&(chip->FIFO[0x00006000/4]); + chip->Blt = (RivaScreenBlt __iomem *)&(chip->FIFO[0x00008000/4]); + chip->Bitmap = (RivaBitmap __iomem *)&(chip->FIFO[0x0000A000/4]); + chip->Line = (RivaLine __iomem *)&(chip->FIFO[0x0000C000/4]); + chip->Tri03 = (RivaTexturedTriangle03 __iomem *)&(chip->FIFO[0x0000E000/4]); + return (0); +} + |