diff options
Diffstat (limited to 'shared-core/nv50_graph.c')
| -rw-r--r-- | shared-core/nv50_graph.c | 316 |
1 files changed, 316 insertions, 0 deletions
diff --git a/shared-core/nv50_graph.c b/shared-core/nv50_graph.c new file mode 100644 index 00000000..e5bbf65e --- /dev/null +++ b/shared-core/nv50_graph.c @@ -0,0 +1,316 @@ +/* + * Copyright (C) 2007 Ben Skeggs. + * All Rights Reserved. + * + * Permission is hereby granted, free of charge, to any person obtaining + * a copy of this software and associated documentation files (the + * "Software"), to deal in the Software without restriction, including + * without limitation the rights to use, copy, modify, merge, publish, + * distribute, sublicense, and/or sell copies of the Software, and to + * permit persons to whom the Software is furnished to do so, subject to + * the following conditions: + * + * The above copyright notice and this permission notice (including the + * next paragraph) shall be included in all copies or substantial + * portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, + * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF + * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. + * IN NO EVENT SHALL THE COPYRIGHT OWNER(S) AND/OR ITS SUPPLIERS BE + * LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION + * OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION + * WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. + * + */ + +#include "drmP.h" +#include "drm.h" +#include "nouveau_drv.h" + +#define IS_G80 ((dev_priv->chipset & 0xf0) == 0x50) + +static void +nv50_graph_init_reset(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t pmc_e; + + DRM_DEBUG("\n"); + + pmc_e = NV_READ(NV03_PMC_ENABLE); + NV_WRITE(NV03_PMC_ENABLE, pmc_e & ~NV_PMC_ENABLE_PGRAPH); + pmc_e = NV_READ(NV03_PMC_ENABLE); + NV_WRITE(NV03_PMC_ENABLE, pmc_e | NV_PMC_ENABLE_PGRAPH); +} + +static void +nv50_graph_init_intr(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + DRM_DEBUG("\n"); + NV_WRITE(NV03_PGRAPH_INTR, 0xffffffff); + NV_WRITE(NV40_PGRAPH_INTR_EN, 0xffffffff); +} + +static void +nv50_graph_init_regs__nv(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + DRM_DEBUG("\n"); + + NV_WRITE(0x400804, 0xc0000000); + NV_WRITE(0x406800, 0xc0000000); + NV_WRITE(0x400c04, 0xc0000000); + NV_WRITE(0x401804, 0xc0000000); + NV_WRITE(0x405018, 0xc0000000); + NV_WRITE(0x402000, 0xc0000000); + + NV_WRITE(0x400108, 0xffffffff); + + NV_WRITE(0x400824, 0x00004000); + NV_WRITE(0x400500, 0x00010001); +} + +static void +nv50_graph_init_regs(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + + DRM_DEBUG("\n"); + + NV_WRITE(NV04_PGRAPH_DEBUG_3, (1<<2) /* HW_CONTEXT_SWITCH_ENABLED */); +} + +static uint32_t nv84_ctx_voodoo[] = { + 0x0070008e, 0x0070009c, 0x00200020, 0x00600008, 0x0050004c, 0x00400e89, + 0x00200000, 0x00600007, 0x00300000, 0x00c000ff, 0x00200000, 0x008000ff, + 0x00700009, 0x0041634d, 0x00402944, 0x00402905, 0x0040290d, 0x00413e06, + 0x00600005, 0x004015c5, 0x00600011, 0x0040270b, 0x004021c5, 0x00700000, + 0x00700081, 0x00600004, 0x0050004a, 0x00216f40, 0x00600007, 0x00c02801, + 0x0020002e, 0x00800001, 0x005000cb, 0x0090ffff, 0x0091ffff, 0x00200020, + 0x00600008, 0x0050004c, 0x00600009, 0x00413e45, 0x0041594d, 0x0070009d, + 0x00402dcf, 0x0070009f, 0x0050009f, 0x00402ac0, 0x00200200, 0x00600008, + 0x00402a4f, 0x00402ac0, 0x004030cc, 0x00700081, 0x00200000, 0x00600006, + 0x00700000, 0x00111bfc, 0x00700083, 0x00300000, 0x00216f40, 0x00600007, + 0x00c00b01, 0x0020001e, 0x00800001, 0x005000cb, 0x00c000ff, 0x00700080, + 0x00700083, 0x00200047, 0x00600006, 0x0011020a, 0x00200480, 0x00600007, + 0x00300000, 0x00c000ff, 0x00c800ff, 0x00414907, 0x00202916, 0x008000ff, + 0x0040508c, 0x005000cb, 0x00a0023f, 0x00200040, 0x00600006, 0x0070000f, + 0x00170202, 0x0011020a, 0x00200032, 0x0010020d, 0x001c0242, 0x00120302, + 0x00140402, 0x00180500, 0x00130509, 0x00150550, 0x00110605, 0x0020000f, + 0x00100607, 0x00110700, 0x00110900, 0x00120902, 0x00110a00, 0x00160b02, + 0x00120b28, 0x00140b2b, 0x00110c01, 0x00111400, 0x00111405, 0x00111407, + 0x00111409, 0x0011140b, 0x002000cb, 0x00101500, 0x0040790f, 0x0040794b, + 0x00214d40, 0x00600007, 0x0020043e, 0x008800ff, 0x0070008f, 0x0040798c, + 0x005000cb, 0x00000000, 0x0020002b, 0x00101a05, 0x00131c00, 0x00121c04, + 0x00141c20, 0x00111c25, 0x00131c40, 0x00121c44, 0x00141c60, 0x00111c65, + 0x00131c80, 0x00121c84, 0x00141ca0, 0x00111ca5, 0x00131cc0, 0x00121cc4, + 0x00141ce0, 0x00111ce5, 0x00131f00, 0x00191f40, 0x0040a1e0, 0x002001ed, + 0x00600006, 0x00200044, 0x00102080, 0x001120c6, 0x001520c9, 0x001920d0, + 0x00122100, 0x00122103, 0x00162200, 0x00122207, 0x00112280, 0x00112300, + 0x00112302, 0x00122380, 0x0011238b, 0x00112394, 0x0011239c, 0x0040bee1, + 0x00200254, 0x00600006, 0x00200044, 0x00102480, 0x0040af0f, 0x0040af4b, + 0x00214d40, 0x00600007, 0x0020043e, 0x008800ff, 0x0070008f, 0x0040af8c, + 0x005000cb, 0x00000000, 0x001124c6, 0x001524c9, 0x001924d0, 0x00122500, + 0x00122503, 0x00162600, 0x00122607, 0x00112680, 0x00112700, 0x00112702, + 0x00122780, 0x0011278b, 0x00112794, 0x0011279c, 0x0040d1e2, 0x002002bb, + 0x00600006, 0x00200044, 0x00102880, 0x001128c6, 0x001528c9, 0x001928d0, + 0x00122900, 0x00122903, 0x00162a00, 0x00122a07, 0x00112a80, 0x00112b00, + 0x00112b02, 0x00122b80, 0x00112b8b, 0x00112b94, 0x00112b9c, 0x0040eee3, + 0x00200322, 0x00600006, 0x00200044, 0x00102c80, 0x0040df0f, 0x0040df4b, + 0x00214d40, 0x00600007, 0x0020043e, 0x008800ff, 0x0070008f, 0x0040df8c, + 0x005000cb, 0x00000000, 0x00112cc6, 0x00152cc9, 0x00192cd0, 0x00122d00, + 0x00122d03, 0x00162e00, 0x00122e07, 0x00112e80, 0x00112f00, 0x00112f02, + 0x00122f80, 0x00112f8b, 0x00112f94, 0x00112f9c, 0x004101e4, 0x00200389, + 0x00600006, 0x00200044, 0x00103080, 0x001130c6, 0x001530c9, 0x001930d0, + 0x00123100, 0x00123103, 0x00163200, 0x00123207, 0x00113280, 0x00113300, + 0x00113302, 0x00123380, 0x0011338b, 0x00113394, 0x0011339c, 0x00411ee5, + 0x002003f0, 0x00600006, 0x00200044, 0x00103480, 0x00410f0f, 0x00410f4b, + 0x00214d40, 0x00600007, 0x0020043e, 0x008800ff, 0x0070008f, 0x00410f8c, + 0x005000cb, 0x00000000, 0x001134c6, 0x001534c9, 0x001934d0, 0x00123500, + 0x00123503, 0x00163600, 0x00123607, 0x00113680, 0x00113700, 0x00113702, + 0x00123780, 0x0011378b, 0x00113794, 0x0011379c, 0x00000000, 0x0041250f, + 0x005000cb, 0x00214d40, 0x00600007, 0x0020043e, 0x008800ff, 0x005000cb, + 0x00412887, 0x0060000a, 0x00000000, 0x00413700, 0x007000a0, 0x00700080, + 0x00200480, 0x00600007, 0x00200004, 0x00c000ff, 0x008000ff, 0x005000cb, + 0x00700000, 0x00200000, 0x00600006, 0x00111bfe, 0x0041594d, 0x00700000, + 0x00200000, 0x00600006, 0x00111bfe, 0x00700080, 0x0070001d, 0x0040114d, + 0x00700081, 0x00600004, 0x0050004a, 0x00414388, 0x0060000b, 0x00200000, + 0x00600006, 0x00700000, 0x0041590b, 0x00111bfd, 0x0040424d, 0x00202916, + 0x008000fd, 0x005000cb, 0x00c00002, 0x00200480, 0x00600007, 0x00200160, + 0x00800002, 0x005000cb, 0x00c01802, 0x002027b6, 0x00800002, 0x005000cb, + 0x00404e4d, 0x0060000b, 0x0041574d, 0x00700001, 0x005000cf, 0x00700003, + 0x00415e06, 0x00415f05, 0x0060000d, 0x00700005, 0x0070000d, 0x00700006, + 0x0070000b, 0x0070000e, 0x0070001c, 0x0060000c, ~0 +}; + +static void +nv50_graph_init_ctxctl(struct drm_device *dev) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t *voodoo; + + DRM_DEBUG("\n"); + + switch (dev_priv->chipset) { + case 0x84: + voodoo = nv84_ctx_voodoo; + break; + default: + DRM_ERROR("no voodoo for chipset NV%02x\n", dev_priv->chipset); + break; + } + + if (voodoo) { + NV_WRITE(NV40_PGRAPH_CTXCTL_UCODE_INDEX, 0); + while (*voodoo != ~0) { + NV_WRITE(NV40_PGRAPH_CTXCTL_UCODE_DATA, *voodoo); + voodoo++; + } + } + + NV_WRITE(0x400320, 4); + NV_WRITE(NV40_PGRAPH_CTXCTL_CUR, 0); + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, 0); +} + +int +nv50_graph_init(struct drm_device *dev) +{ + DRM_DEBUG("\n"); + + nv50_graph_init_reset(dev); + nv50_graph_init_intr(dev); + nv50_graph_init_regs__nv(dev); + nv50_graph_init_regs(dev); + nv50_graph_init_ctxctl(dev); + + return 0; +} + +void +nv50_graph_takedown(struct drm_device *dev) +{ + DRM_DEBUG("\n"); +} + +int +nv50_graph_create_context(struct nouveau_channel *chan) +{ + struct drm_device *dev = chan->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + struct nouveau_engine *engine = &dev_priv->Engine; + struct nouveau_gpuobj *ramin = chan->ramin->gpuobj; + int grctx_size = 0x60000, hdr; + int ret; + + DRM_DEBUG("ch%d\n", chan->id); + + if ((ret = nouveau_gpuobj_new_ref(dev, chan, NULL, 0, + grctx_size, 0x1000, + NVOBJ_FLAG_ZERO_ALLOC | + NVOBJ_FLAG_ZERO_FREE, + &chan->ramin_grctx))) + return ret; + + hdr = IS_G80 ? 0x200 : 0x20; + INSTANCE_WR(ramin, (hdr + 0x00)/4, 0x00190002); + INSTANCE_WR(ramin, (hdr + 0x04)/4, chan->ramin_grctx->instance + + grctx_size - 1); + INSTANCE_WR(ramin, (hdr + 0x08)/4, chan->ramin_grctx->instance); + INSTANCE_WR(ramin, (hdr + 0x0c)/4, 0); + INSTANCE_WR(ramin, (hdr + 0x10)/4, 0); + INSTANCE_WR(ramin, (hdr + 0x14)/4, 0x00010000); + + if ((ret = engine->graph.load_context(chan))) { + DRM_ERROR("Error hacking up initial context: %d\n", ret); + return ret; + } + + return 0; +} + +void +nv50_graph_destroy_context(struct nouveau_channel *chan) +{ + struct drm_device *dev = chan->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + int i, hdr; + + DRM_DEBUG("ch%d\n", chan->id); + + hdr = IS_G80 ? 0x200 : 0x20; + for (i=hdr; i<hdr+24; i+=4) + INSTANCE_WR(chan->ramin->gpuobj, i/4, 0); + + nouveau_gpuobj_ref_del(dev, &chan->ramin_grctx); +} + +static int +nv50_graph_transfer_context(struct drm_device *dev, uint32_t inst, int save) +{ + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t old_cp, tv = 20000; + int i; + + DRM_DEBUG("inst=0x%08x, save=%d\n", inst, save); + + old_cp = NV_READ(NV20_PGRAPH_CHANNEL_CTX_POINTER); + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, inst | (1<<31)); + NV_WRITE(0x400824, NV_READ(0x400824) | + (save ? NV40_PGRAPH_CTXCTL_0310_XFER_SAVE : + NV40_PGRAPH_CTXCTL_0310_XFER_LOAD)); + NV_WRITE(NV40_PGRAPH_CTXCTL_0304, NV40_PGRAPH_CTXCTL_0304_XFER_CTX); + + for (i = 0; i < tv; i++) { + if (NV_READ(NV40_PGRAPH_CTXCTL_030C) == 0) + break; + } + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, old_cp); + + if (i == tv) { + DRM_ERROR("failed: inst=0x%08x save=%d\n", inst, save); + DRM_ERROR("0x40030C = 0x%08x\n", + NV_READ(NV40_PGRAPH_CTXCTL_030C)); + return -EBUSY; + } + + return 0; +} + +int +nv50_graph_load_context(struct nouveau_channel *chan) +{ + struct drm_device *dev = chan->dev; + struct drm_nouveau_private *dev_priv = dev->dev_private; + uint32_t inst = ((chan->ramin->instance >> 12) | (1<<31)); + int ret; (void)ret; + + DRM_DEBUG("ch%d\n", chan->id); + +#if 0 + if ((ret = nv50_graph_transfer_context(dev, inst, 0))) + return ret; +#endif + + NV_WRITE(NV20_PGRAPH_CHANNEL_CTX_POINTER, inst); + NV_WRITE(0x400320, 4); + NV_WRITE(NV40_PGRAPH_CTXCTL_CUR, inst); + + return 0; +} + +int +nv50_graph_save_context(struct nouveau_channel *chan) +{ + struct drm_device *dev = chan->dev; + uint32_t inst = ((chan->ramin->instance >> 12) | (1<<31)); + + DRM_DEBUG("ch%d\n", chan->id); + + return nv50_graph_transfer_context(dev, inst, 1); +} + |