Copyright (c) 2002, Thomas Kurschel
Part of Radeon driver
Bus Control registers
*/
#ifndef _BUSCNTRL_REGS_H
#define _BUSCNTRL_REGS_H
#define RADEON_BUS_CNTL 0x0030
# define RADEON_BUS_MASTER_DIS (1 << 6)
# define RADEON_BUS_RD_DISCARD_EN (1 << 24)
# define RADEON_BUS_RD_ABORT_EN (1 << 25)
# define RADEON_BUS_MSTR_DISCONNECT_EN (1 << 28)
# define RADEON_BUS_WRT_BURST (1 << 29)
# define RADEON_BUS_READ_BURST (1 << 30)
#define RADEON_BUS_CNTL1 0x0034
# define RADEON_BUS_WAIT_ON_LOCK_EN (1 << 4)
#define RADEON_AGP_CNTL 0x0174
# define RADEON_AGP_APER_SIZE_256MB (0x00 << 0)
# define RADEON_AGP_APER_SIZE_128MB (0x20 << 0)
# define RADEON_AGP_APER_SIZE_64MB (0x30 << 0)
# define RADEON_AGP_APER_SIZE_32MB (0x38 << 0)
# define RADEON_AGP_APER_SIZE_16MB (0x3c << 0)
# define RADEON_AGP_APER_SIZE_8MB (0x3e << 0)
# define RADEON_AGP_APER_SIZE_4MB (0x3f << 0)
# define RADEON_AGP_APER_SIZE_MASK (0x3f << 0)
#define RADEON_AGP_COMMAND 0x0f60 /* PCI */
#define RADEON_AGP_PLL_CNTL 0x000b /* PLL */
#define RADEON_AGP_STATUS 0x0f5c /* PCI */
# define RADEON_AGP_1X_MODE 0x01
# define RADEON_AGP_2X_MODE 0x02
# define RADEON_AGP_4X_MODE 0x04
# define RADEON_AGP_MODE_MASK 0x07
#define RADEON_MM_DATA 0x0004
#define RADEON_AIC_CNTL 0x01d0
# define RADEON_PCIGART_TRANSLATE_EN (1 << 0)
#define ATI_MAX_PCIGART_PAGES 8192 // 32 MB aperture, 4K pages
#define ATI_PCIGART_PAGE_SIZE 4096 // PCI GART page size
#define RADEON_AIC_STAT 0x01d4
#define RADEON_AIC_PT_BASE 0x01d8
#define RADEON_AIC_LO_ADDR 0x01dc
#define RADEON_AIC_HI_ADDR 0x01e0
#define RADEON_AIC_TLB_ADDR 0x01e4
#define RADEON_AIC_TLB_DATA 0x01e8
#define RADEON_HOST_PATH_CNTL 0x0130
# define RADEON_HDP_SOFT_RESET (1 << 26)
# define RADEON_HDP_APER_CNTL (1 << 23)
#endif
