diff options
Diffstat (limited to 'linux/drm.h')
| -rw-r--r-- | linux/drm.h | 50 |
1 files changed, 48 insertions, 2 deletions
diff --git a/linux/drm.h b/linux/drm.h index 7b8e8826..ebc6f7e7 100644 --- a/linux/drm.h +++ b/linux/drm.h @@ -101,7 +101,8 @@ typedef struct drm_control { typedef enum drm_map_type { _DRM_FRAME_BUFFER = 0, /* WC (no caching), no core dump */ _DRM_REGISTERS = 1, /* no caching, no core dump */ - _DRM_SHM = 2 /* shared, cached */ + _DRM_SHM = 2, /* shared, cached */ + _DRM_AGP = 3 /* AGP/GART */ } drm_map_type_t; typedef enum drm_map_flags { @@ -165,8 +166,11 @@ typedef struct drm_buf_desc { int low_mark; /* Low water mark */ int high_mark; /* High water mark */ enum { - DRM_PAGE_ALIGN = 0x01 /* Align on page boundaries for DMA */ + _DRM_PAGE_ALIGN = 0x01, /* Align on page boundaries for DMA */ + _DRM_AGP_BUFFER = 0x02 /* Buffer is in agp space */ } flags; + unsigned long agp_start; /* Start address of where the agp buffers + * are in the agp aperture */ } drm_buf_desc_t; typedef struct drm_buf_info { @@ -237,6 +241,38 @@ typedef struct drm_irq_busid { int funcnum; } drm_irq_busid_t; +typedef struct drm_agp_mode { + unsigned long mode; +} drm_agp_mode_t; + + /* For drm_agp_alloc -- allocated a buffer */ +typedef struct drm_agp_buffer { + unsigned long size; /* In bytes -- will round to page boundary */ + unsigned long handle; /* Used for BIND/UNBIND ioctls */ + unsigned long type; /* Type of memory to allocate */ + unsigned long physical; /* Physical used by i810 */ +} drm_agp_buffer_t; + + /* For drm_agp_bind */ +typedef struct drm_agp_binding { + unsigned long handle; /* From drm_agp_buffer */ + unsigned long offset; /* In bytes -- will round to page boundary */ +} drm_agp_binding_t; + +typedef struct drm_agp_info { + int agp_version_major; + int agp_version_minor; + unsigned long mode; + unsigned long aperture_base; /* physical address */ + unsigned long aperture_size; /* bytes */ + unsigned long memory_allowed; /* bytes */ + unsigned long memory_used; + + /* PCI information */ + unsigned short id_vendor; + unsigned short id_device; +} drm_agp_info_t; + #define DRM_IOCTL_BASE 'd' #define DRM_IOCTL_NR(n) _IOC_NR(n) #define DRM_IO(nr) _IO(DRM_IOCTL_BASE,nr) @@ -276,4 +312,14 @@ typedef struct drm_irq_busid { #define DRM_IOCTL_UNLOCK DRM_IOW( 0x2b, drm_lock_t) #define DRM_IOCTL_FINISH DRM_IOW( 0x2c, drm_lock_t) +#define DRM_IOCTL_AGP_ACQUIRE DRM_IO( 0x30) +#define DRM_IOCTL_AGP_RELEASE DRM_IO( 0x31) +#define DRM_IOCTL_AGP_ENABLE DRM_IOR( 0x32, drm_agp_mode_t) +#define DRM_IOCTL_AGP_INFO DRM_IOW( 0x33, drm_agp_info_t) +#define DRM_IOCTL_AGP_ALLOC DRM_IOWR(0x34, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_FREE DRM_IOW( 0x35, drm_agp_buffer_t) +#define DRM_IOCTL_AGP_BIND DRM_IOWR(0x36, drm_agp_binding_t) +#define DRM_IOCTL_AGP_UNBIND DRM_IOW( 0x37, drm_agp_binding_t) + +/* 0x40 is reserved for mga dma init */ #endif |