* r100,rv100,rs100,rv200,rs200,r200,rv250,rs300,rv280
*/
int r100_init(struct radeon_device *rdev);
+int r200_init(struct radeon_device *rdev);
uint32_t r100_mm_rreg(struct radeon_device *rdev, uint32_t reg);
void r100_mm_wreg(struct radeon_device *rdev, uint32_t reg, uint32_t v);
void r100_errata(struct radeon_device *rdev);