Updated r128 driver to XFree86 4.0 Included kernel code from mga branch

    plus modifications for r128 Fixed compilation problem with DDC support
    and static X server

1 files changed, 145 insertions, 4 deletions

diff --git a/libdrm/xf86drm.c b/libdrm/xf86drm.c
index 3b0f98ac..ae81192b 100644
--- a/libdrm/xf86drm.c
+++ b/libdrm/xf86drm.c
@@ -1,8 +1,7 @@
 /* xf86drm.c -- User-level interface to DRM device
  * Created: Tue Jan  5 08:16:21 1999 by faith@precisioninsight.com
- * Revised: Sun Feb 13 23:43:32 2000 by kevin@precisioninsight.com
  *
- * Copyright 1999 Precision Insight, Inc., Cedar Park, Texas.
+ * Copyright 1999, 2000 Precision Insight, Inc., Cedar Park, Texas.
  * All Rights Reserved.
  *
  * Permission is hereby granted, free of charge, to any person obtaining a
@@ -24,6 +23,8 @@
  * ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER
  * DEALINGS IN THE SOFTWARE.
  * 
+ * Author: Rickard E. (Rik) Faith <faith@precisioninsight.com>
+ * 
  * $XFree86: xc/programs/Xserver/hw/xfree86/os-support/linux/drm/xf86drm.c,v 1.10 2000/02/23 04:47:23 martin Exp $
  * 
  */
@@ -143,7 +144,7 @@ static int drm_open(const char *file)
     return -errno;
 }
 
-/* drmAvailable looks for /proc/drm, and returns 1 if it is present. */
+/* drmAvailable looks for /proc/dri, and returns 1 if it is present. */
 
 int drmAvailable(void)
 {
@@ -418,7 +419,8 @@ int drmAddMap(int fd,
     return 0;
 }
 
-int drmAddBufs(int fd, int count, int size, int flags)
+int drmAddBufs(int fd, int count, int size, drmBufDescFlags flags,
+	       int agp_offset)
 {
     drm_buf_desc_t request;
     
@@ -427,6 +429,8 @@ int drmAddBufs(int fd, int count, int size, int flags)
     request.low_mark  = 0;
     request.high_mark = 0;
     request.flags     = flags;
+    request.agp_start = agp_offset;
+   
     if (ioctl(fd, DRM_IOCTL_ADD_BUFS, &request)) return -errno;
     return request.count;
 }
@@ -744,6 +748,143 @@ int drmDestroyDrawable(int fd, drmDrawable handle)
     return 0;
 }
 
+int drmAgpAcquire(int fd)
+{
+    if (ioctl(fd, DRM_IOCTL_AGP_ACQUIRE, NULL)) return -errno;
+    return 0;
+}
+
+int drmAgpRelease(int fd)
+{
+    if (ioctl(fd, DRM_IOCTL_AGP_RELEASE, NULL)) return -errno;
+    return 0;
+}
+
+int drmAgpEnable(int fd, unsigned long mode)
+{
+    drm_agp_mode_t m;
+
+    m.mode = mode;
+    if (ioctl(fd, DRM_IOCTL_AGP_ENABLE, &m)) return -errno;
+    return 0;
+}
+
+int drmAgpAlloc(int fd, unsigned long size, unsigned long type,
+		unsigned long *address, unsigned long *handle)
+{
+    drm_agp_buffer_t b;
+    *handle  = 0;
+    b.size   = size;
+    b.handle = 0;
+    b.type   = type;
+    if (ioctl(fd, DRM_IOCTL_AGP_ALLOC, &b)) return -errno;
+    if (address != 0UL) *address = b.physical;
+    *handle  = b.handle;
+    return 0;
+}
+
+int drmAgpFree(int fd, unsigned long handle)
+{
+    drm_agp_buffer_t b;
+
+    b.size   = 0;
+    b.handle = handle;
+    if (ioctl(fd, DRM_IOCTL_AGP_FREE, &b)) return -errno;
+    return 0;
+}
+
+int drmAgpBind(int fd, unsigned long handle, unsigned long offset)
+{
+    drm_agp_binding_t b;
+
+    b.handle = handle;
+    b.offset = offset;
+    if (ioctl(fd, DRM_IOCTL_AGP_BIND, &b)) return -errno;
+    return 0;
+}
+
+int drmAgpUnbind(int fd, unsigned long handle)
+{
+    drm_agp_binding_t b;
+
+    b.handle = handle;
+    b.offset = 0;
+    if (ioctl(fd, DRM_IOCTL_AGP_UNBIND, &b)) return -errno;
+    return 0;
+}
+
+int drmAgpVersionMajor(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.agp_version_major;
+}
+
+int drmAgpVersionMinor(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return -errno;
+    return i.agp_version_minor;
+}
+
+unsigned long drmAgpGetMode(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.mode;
+}
+
+unsigned long drmAgpBase(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.aperture_base;
+}
+
+unsigned long drmAgpSize(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.aperture_size;
+}
+
+unsigned long drmAgpMemoryUsed(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.memory_used;
+}
+
+unsigned long drmAgpMemoryAvail(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.memory_allowed;
+}
+
+unsigned int drmAgpVendorId(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.id_vendor;
+}
+
+unsigned int drmAgpDeviceId(int fd)
+{
+    drm_agp_info_t i;
+
+    if (ioctl(fd, DRM_IOCTL_AGP_INFO, &i)) return 0;
+    return i.id_device;
+}
+
 int drmError(int err, const char *label)
 {
     switch (err) {