diff options
Diffstat (limited to 'shared-core')
| -rw-r--r-- | shared-core/i915_dma.c | 76 | ||||
| -rw-r--r-- | shared-core/i915_init.c | 157 |
2 files changed, 159 insertions, 74 deletions
diff --git a/shared-core/i915_dma.c b/shared-core/i915_dma.c index a5f1473a..0ba3048a 100644 --- a/shared-core/i915_dma.c +++ b/shared-core/i915_dma.c @@ -78,7 +78,7 @@ void i915_kernel_lost_context(drm_device_t * dev) dev_priv->sarea_priv->perf_boxes |= I915_BOX_RING_EMPTY; } -static int i915_dma_cleanup(drm_device_t * dev) +int i915_dma_cleanup(drm_device_t * dev) { drm_i915_private_t *dev_priv = (drm_i915_private_t *) dev->dev_private; /* Make sure interrupts are disabled here because the uninstall ioctl @@ -855,78 +855,6 @@ static int i915_mmio(DRM_IOCTL_ARGS) return 0; } -int i915_driver_load(drm_device_t *dev, unsigned long flags) -{ - drm_i915_private_t *dev_priv; - int ret; - unsigned long mmiobase, mmiolen; - - dev_priv = drm_alloc(sizeof(drm_i915_private_t), DRM_MEM_DRIVER); - if (dev_priv == NULL) - return DRM_ERR(ENOMEM); - - memset(dev_priv, 0, sizeof(drm_i915_private_t)); - dev->dev_private = (void *)dev_priv; -// dev_priv->flags = flags; - - /* i915 has 4 more counters */ - dev->counters += 4; - dev->types[6] = _DRM_STAT_IRQ; - dev->types[7] = _DRM_STAT_PRIMARY; - dev->types[8] = _DRM_STAT_SECONDARY; - dev->types[9] = _DRM_STAT_DMA; - - if (IS_I9XX(dev)) { - dev_priv->mmiobase = drm_get_resource_start(dev, 0); - dev_priv->mmiolen = drm_get_resource_len(dev, 0); - } else if (drm_get_resource_start(dev, 1)) { - dev_priv->mmiobase = drm_get_resource_start(dev, 1); - dev_priv->mmiolen = drm_get_resource_len(dev, 1); - } else { - DRM_ERROR("Unable to find MMIO registers\n"); - return -ENODEV; - } - - ret = drm_addmap(dev, dev_priv->mmiobase, dev_priv->mmiolen, - _DRM_REGISTERS, _DRM_READ_ONLY, &dev_priv->mmio_map); - if (ret != 0) { - DRM_ERROR("Cannot add mapping for MMIO registers\n"); - return ret; - } - - DRM_DEBUG("dev_priv->mmio map is %08X\n", dev_priv->mmio_map); - intel_modeset_init(dev); - return 0; -} - -int i915_driver_unload(drm_device_t *dev) -{ - drm_i915_private_t *dev_priv = dev->dev_private; - - intel_modeset_cleanup(dev); - drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); - - dev->dev_private = NULL; - return 0; -} - -void i915_driver_lastclose(drm_device_t * dev) -{ - drm_i915_private_t *dev_priv = dev->dev_private; - - i915_mem_takedown(&(dev_priv->agp_heap)); - - i915_dma_cleanup(dev); - - dev_priv->mmio_map = NULL; -} - -void i915_driver_preclose(drm_device_t * dev, DRMFILE filp) -{ - drm_i915_private_t *dev_priv = dev->dev_private; - i915_mem_release(dev, filp, dev_priv->agp_heap); -} - drm_ioctl_desc_t i915_ioctls[] = { [DRM_IOCTL_NR(DRM_I915_INIT)] = {i915_dma_init, DRM_AUTH|DRM_MASTER|DRM_ROOT_ONLY}, [DRM_IOCTL_NR(DRM_I915_FLUSH)] = {i915_flush_ioctl, DRM_AUTH}, @@ -981,7 +909,7 @@ int i915_driver_firstopen(struct drm_device *dev) } } - DRM_DEBUG("dev_priv->mmio map is %08X\n", dev_priv->mmio_map); + DRM_DEBUG("dev_priv->mmio map is %p\n", dev_priv->mmio_map); return 0; } diff --git a/shared-core/i915_init.c b/shared-core/i915_init.c new file mode 100644 index 00000000..e03ed429 --- /dev/null +++ b/shared-core/i915_init.c @@ -0,0 +1,157 @@ +#include "drmP.h" +#include "drm.h" +#include "drm_sarea.h" +#include "i915_drm.h" +#include "i915_drv.h" + +int i915_driver_load(drm_device_t *dev, unsigned long flags) +{ + drm_i915_private_t *dev_priv; + drm_i915_init_t init; + int ret; + + dev_priv = drm_alloc(sizeof(drm_i915_private_t), DRM_MEM_DRIVER); + if (dev_priv == NULL) + return DRM_ERR(ENOMEM); + + memset(dev_priv, 0, sizeof(drm_i915_private_t)); + dev->dev_private = (void *)dev_priv; +// dev_priv->flags = flags; + + /* i915 has 4 more counters */ + dev->counters += 4; + dev->types[6] = _DRM_STAT_IRQ; + dev->types[7] = _DRM_STAT_PRIMARY; + dev->types[8] = _DRM_STAT_SECONDARY; + dev->types[9] = _DRM_STAT_DMA; + + if (IS_I9XX(dev)) { + dev_priv->mmiobase = drm_get_resource_start(dev, 0); + dev_priv->mmiolen = drm_get_resource_len(dev, 0); + } else if (drm_get_resource_start(dev, 1)) { + dev_priv->mmiobase = drm_get_resource_start(dev, 1); + dev_priv->mmiolen = drm_get_resource_len(dev, 1); + } else { + DRM_ERROR("Unable to find MMIO registers\n"); + return -ENODEV; + } + + ret = drm_addmap(dev, dev_priv->mmiobase, dev_priv->mmiolen, + _DRM_REGISTERS, _DRM_READ_ONLY, &dev_priv->mmio_map); + if (ret != 0) { + DRM_ERROR("Cannot add mapping for MMIO registers\n"); + return ret; + } + + + ret = drm_setup(dev); + if (ret) { + DRM_ERROR("drm_setup failed\n"); + return ret; + } + + DRM_GETSAREA(); + if (!dev_priv->sarea) { + DRM_ERROR("can not find sarea!\n"); + dev->dev_private = (void *)dev_priv; + i915_dma_cleanup(dev); + return DRM_ERR(EINVAL); + } + + /* FIXME: where does the sarea_priv really go? */ + dev_priv->sarea_priv = kmalloc(sizeof(drm_i915_sarea_t), GFP_KERNEL); + + /* FIXME: need real front buffer offset */ + dev_priv->sarea_priv->front_handle = 0xa0000000 + 1024*1024; + + drm_bo_driver_init(dev); + /* this probably doesn't belong here - TODO */ + drm_framebuffer_set_object(dev, dev_priv->sarea_priv->front_handle); + intel_modeset_init(dev); + drm_set_desired_modes(dev); + + /* FIXME: command ring needs AGP space, do we own it at this point? */ + dev_priv->ring.Start = 0xa0000000; + dev_priv->ring.End = 128*1024; + dev_priv->ring.Size = 128*1024; + dev_priv->ring.tail_mask = dev_priv->ring.Size - 1; + + dev_priv->ring.map.offset = dev_priv->ring.Start; + dev_priv->ring.map.size = dev_priv->ring.Size; + dev_priv->ring.map.type = 0; + dev_priv->ring.map.flags = 0; + dev_priv->ring.map.mtrr = 0; + + drm_core_ioremap(&dev_priv->ring.map, dev); + + if (dev_priv->ring.map.handle == NULL) { + dev->dev_private = (void *)dev_priv; + i915_dma_cleanup(dev); + DRM_ERROR("can not ioremap virtual address for" + " ring buffer\n"); + return DRM_ERR(ENOMEM); + } + + dev_priv->ring.virtual_start = dev_priv->ring.map.handle; + dev_priv->cpp = 4; + dev_priv->sarea_priv->pf_current_page = 0; + + /* We are using separate values as placeholders for mechanisms for + * private backbuffer/depthbuffer usage. + */ + dev_priv->use_mi_batchbuffer_start = 0; + + /* Allow hardware batchbuffers unless told otherwise. + */ + dev_priv->allow_batchbuffer = 1; + + /* Program Hardware Status Page */ + dev_priv->status_page_dmah = drm_pci_alloc(dev, PAGE_SIZE, PAGE_SIZE, + 0xffffffff); + + if (!dev_priv->status_page_dmah) { + dev->dev_private = (void *)dev_priv; + i915_dma_cleanup(dev); + DRM_ERROR("Can not allocate hardware status page\n"); + return DRM_ERR(ENOMEM); + } + dev_priv->hw_status_page = dev_priv->status_page_dmah->vaddr; + dev_priv->dma_status_page = dev_priv->status_page_dmah->busaddr; + + memset(dev_priv->hw_status_page, 0, PAGE_SIZE); + DRM_DEBUG("hw status page @ %p\n", dev_priv->hw_status_page); + + I915_WRITE(0x02080, dev_priv->dma_status_page); + DRM_DEBUG("Enabled hardware status page\n"); + + return 0; +} + +int i915_driver_unload(drm_device_t *dev) +{ + drm_i915_private_t *dev_priv = dev->dev_private; + + intel_modeset_cleanup(dev); + drm_free(dev_priv, sizeof(*dev_priv), DRM_MEM_DRIVER); + + dev->dev_private = NULL; + return 0; +} + +void i915_driver_lastclose(drm_device_t * dev) +{ + drm_i915_private_t *dev_priv = dev->dev_private; + + i915_mem_takedown(&(dev_priv->agp_heap)); + + i915_dma_cleanup(dev); + + dev_priv->mmio_map = NULL; +} + +void i915_driver_preclose(drm_device_t * dev, DRMFILE filp) +{ + drm_i915_private_t *dev_priv = dev->dev_private; + i915_mem_release(dev, filp, dev_priv->agp_heap); +} + |