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-rw-r--r--shared/mga_drm.h88
1 files changed, 88 insertions, 0 deletions
diff --git a/shared/mga_drm.h b/shared/mga_drm.h
index c3811fea..4934414a 100644
--- a/shared/mga_drm.h
+++ b/shared/mga_drm.h
@@ -73,6 +73,7 @@
#define MGA_CARD_TYPE_G200 1
#define MGA_CARD_TYPE_G400 2
+#define MGA_CARD_TYPE_G550 3
#define MGA_FRONT 0x1
#define MGA_BACK 0x2
@@ -237,6 +238,14 @@ typedef struct _drm_mga_sarea {
#define DRM_MGA_BLIT 0x08
#define DRM_MGA_GETPARAM 0x09
+/* 3.2:
+ * ioctls for operating on fences.
+ */
+#define DRM_MGA_SET_FENCE 0x0a
+#define DRM_MGA_WAIT_FENCE 0x0b
+#define DRM_MGA_DMA_BOOTSTRAP 0x0c
+
+
#define DRM_IOCTL_MGA_INIT DRM_IOW( DRM_COMMAND_BASE + DRM_MGA_INIT, drm_mga_init_t)
#define DRM_IOCTL_MGA_FLUSH DRM_IOW( DRM_COMMAND_BASE + DRM_MGA_FLUSH, drm_lock_t)
#define DRM_IOCTL_MGA_RESET DRM_IO( DRM_COMMAND_BASE + DRM_MGA_RESET)
@@ -247,6 +256,9 @@ typedef struct _drm_mga_sarea {
#define DRM_IOCTL_MGA_ILOAD DRM_IOW( DRM_COMMAND_BASE + DRM_MGA_ILOAD, drm_mga_iload_t)
#define DRM_IOCTL_MGA_BLIT DRM_IOW( DRM_COMMAND_BASE + DRM_MGA_BLIT, drm_mga_blit_t)
#define DRM_IOCTL_MGA_GETPARAM DRM_IOWR(DRM_COMMAND_BASE + DRM_MGA_GETPARAM, drm_mga_getparam_t)
+#define DRM_IOCTL_MGA_SET_FENCE DRM_IOW( DRM_COMMAND_BASE + DRM_MGA_SET_FENCE, uint32_t)
+#define DRM_IOCTL_MGA_WAIT_FENCE DRM_IOWR(DRM_COMMAND_BASE + DRM_MGA_WAIT_FENCE, uint32_t)
+#define DRM_IOCTL_MGA_DMA_BOOTSTRAP DRM_IOWR(DRM_COMMAND_BASE + DRM_MGA_DMA_BOOTSTRAP, drm_mga_dma_bootstrap_t)
typedef struct _drm_mga_warp_index {
int installed;
@@ -285,6 +297,74 @@ typedef struct drm_mga_init {
unsigned long buffers_offset;
} drm_mga_init_t;
+
+typedef struct drm_mga_dma_bootstrap {
+ /**
+ * \name AGP texture region
+ *
+ * On return from the DRM_MGA_DMA_BOOTSTRAP ioctl, these fields will
+ * be filled in with the actual AGP texture settings.
+ *
+ * \warning
+ * If these fields are non-zero, but dma_mga_dma_bootstrap::agp_mode
+ * is zero, it means that PCI memory (most likely through the use of
+ * an IOMMU) is being used for "AGP" textures.
+ */
+ /*@{*/
+ drm_handle_t texture_handle; /**< Handle used to map AGP textures. */
+ uint32_t texture_size; /**< Size of the AGP texture region. */
+ /*@}*/
+
+
+ /**
+ * Requested size of the primary DMA region.
+ *
+ * On return from the DRM_MGA_DMA_BOOTSTRAP ioctl, this field will be
+ * filled in with the actual AGP mode. If AGP was not available
+ */
+ uint32_t primary_size;
+
+
+ /**
+ * Requested number of secondary DMA buffers.
+ *
+ * On return from the DRM_MGA_DMA_BOOTSTRAP ioctl, this field will be
+ * filled in with the actual number of secondary DMA buffers
+ * allocated. Particularly when PCI DMA is used, this may be
+ * (subtantially) less than the number requested.
+ */
+ uint32_t secondary_bin_count;
+
+
+ /**
+ * Requested size of each secondary DMA buffer.
+ *
+ * While the kernel \b is free to reduce
+ * dma_mga_dma_bootstrap::secondary_bin_count, it is \b not allowed
+ * to reduce dma_mga_dma_bootstrap::secondary_bin_size.
+ */
+ uint32_t secondary_bin_size;
+
+
+ /**
+ * Bit-wise mask of AGPSTAT2_* values. Currently only \c AGPSTAT2_1X,
+ * \c AGPSTAT2_2X, and \c AGPSTAT2_4X are supported. If this value is
+ * zero, it means that PCI DMA should be used, even if AGP is
+ * possible.
+ *
+ * On return from the DRM_MGA_DMA_BOOTSTRAP ioctl, this field will be
+ * filled in with the actual AGP mode. If AGP was not available
+ * (i.e., PCI DMA was used), this value will be zero.
+ */
+ uint32_t agp_mode;
+
+
+ /**
+ * Desired AGP GART size, measured in megabytes.
+ */
+ uint8_t agp_size;
+} drm_mga_dma_bootstrap_t;
+
typedef struct drm_mga_clear {
unsigned int flags;
unsigned int clear_color;
@@ -328,6 +408,14 @@ typedef struct _drm_mga_blit {
*/
#define MGA_PARAM_IRQ_NR 1
+/* 3.2: Query the actual card type. The DDX only distinguishes between
+ * G200 chips and non-G200 chips, which it calls G400. It turns out that
+ * there are some very sublte differences between the G4x0 chips and the G550
+ * chips. Using this parameter query, a client-side driver can detect the
+ * difference between a G4x0 and a G550.
+ */
+#define MGA_PARAM_CARD_TYPE 2
+
typedef struct drm_mga_getparam {
int param;
void __user *value;