From ea98a92ff18c03bf7f4d21536986cbbcb4c10cd9 Mon Sep 17 00:00:00 2001 From: Dave Airlie Date: Sun, 11 Sep 2005 20:28:11 +1000 Subject: drm: add radeon PCI express support Add support for Radeon PCI Express cards (needs a new X.org DDX) Also allows PCI GART table to be stored in VRAM for non PCIE cards Signed-off-by: Dave Airlie --- drivers/char/drm/radeon_drv.h | 39 +++++++++++++++++++++++++++++++++++---- 1 file changed, 35 insertions(+), 4 deletions(-) (limited to 'drivers/char/drm/radeon_drv.h') diff --git a/drivers/char/drm/radeon_drv.h b/drivers/char/drm/radeon_drv.h index 430598e1fa67..9c10141845e7 100644 --- a/drivers/char/drm/radeon_drv.h +++ b/drivers/char/drm/radeon_drv.h @@ -38,7 +38,7 @@ #define DRIVER_NAME "radeon" #define DRIVER_DESC "ATI Radeon" -#define DRIVER_DATE "20050720" +#define DRIVER_DATE "20050911" /* Interface history: * @@ -87,9 +87,10 @@ * R200_EMIT_PP_AFS_0/1, R200_EMIT_PP_TXCTLALL_0-5 (replaces * R200_EMIT_PP_TXFILTER_0-5, 2 more regs) and R200_EMIT_ATF_TFACTOR * (replaces R200_EMIT_TFACTOR_0 (8 consts instead of 6) + * 1.19- Add support for gart table in FB memory and PCIE r300 */ #define DRIVER_MAJOR 1 -#define DRIVER_MINOR 18 +#define DRIVER_MINOR 19 #define DRIVER_PATCHLEVEL 0 #define GET_RING_HEAD(dev_priv) DRM_READ32( (dev_priv)->ring_rptr, 0 ) @@ -134,6 +135,7 @@ enum radeon_chip_flags { CHIP_SINGLE_CRTC = 0x00040000UL, CHIP_IS_AGP = 0x00080000UL, CHIP_HAS_HIERZ = 0x00100000UL, + CHIP_IS_PCIE = 0x00200000UL, }; typedef struct drm_radeon_freelist { @@ -213,8 +215,6 @@ typedef struct drm_radeon_private { int microcode_version; int is_pci; - unsigned long phys_pci_gart; - dma_addr_t bus_pci_gart; struct { u32 boxes; @@ -270,6 +270,9 @@ typedef struct drm_radeon_private { struct radeon_surface surfaces[RADEON_MAX_SURFACES]; struct radeon_virt_surface virt_surfaces[2*RADEON_MAX_SURFACES]; + unsigned long pcigart_offset; + drm_ati_pcigart_info gart_info; + /* starting from here on, data is preserved accross an open */ uint32_t flags; /* see radeon_chip_flags */ } drm_radeon_private_t; @@ -373,6 +376,25 @@ extern int r300_do_cp_cmdbuf(drm_device_t* dev, DRMFILE filp, #define RADEON_CRTC2_OFFSET 0x0324 #define RADEON_CRTC2_OFFSET_CNTL 0x0328 +#define RADEON_PCIE_INDEX 0x0030 +#define RADEON_PCIE_DATA 0x0034 +#define RADEON_PCIE_TX_GART_CNTL 0x10 +# define RADEON_PCIE_TX_GART_EN (1 << 0) +# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_PASS_THRU (0<<1) +# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_CLAMP_LO (1<<1) +# define RADEON_PCIE_TX_GART_UNMAPPED_ACCESS_DISCARD (3<<1) +# define RADEON_PCIE_TX_GART_MODE_32_128_CACHE (0<<3) +# define RADEON_PCIE_TX_GART_MODE_8_4_128_CACHE (1<<3) +# define RADEON_PCIE_TX_GART_CHK_RW_VALID_EN (1<<5) +# define RADEON_PCIE_TX_GART_INVALIDATE_TLB (1<<8) +#define RADEON_PCIE_TX_DISCARD_RD_ADDR_LO 0x11 +#define RADEON_PCIE_TX_DISCARD_RD_ADDR_HI 0x12 +#define RADEON_PCIE_TX_GART_BASE 0x13 +#define RADEON_PCIE_TX_GART_START_LO 0x14 +#define RADEON_PCIE_TX_GART_START_HI 0x15 +#define RADEON_PCIE_TX_GART_END_LO 0x16 +#define RADEON_PCIE_TX_GART_END_HI 0x17 + #define RADEON_MPP_TB_CONFIG 0x01c0 #define RADEON_MEM_CNTL 0x0140 #define RADEON_MEM_SDRAM_MODE_REG 0x0158 @@ -878,6 +900,8 @@ extern int r300_do_cp_cmdbuf(drm_device_t* dev, DRMFILE filp, #define RADEON_RING_HIGH_MARK 128 +#define RADEON_PCIGART_TABLE_SIZE (32*1024) + #define RADEON_READ(reg) DRM_READ32( dev_priv->mmio, (reg) ) #define RADEON_WRITE(reg,val) DRM_WRITE32( dev_priv->mmio, (reg), (val) ) #define RADEON_READ8(reg) DRM_READ8( dev_priv->mmio, (reg) ) @@ -890,6 +914,13 @@ do { \ RADEON_WRITE( RADEON_CLOCK_CNTL_DATA, (val) ); \ } while (0) +#define RADEON_WRITE_PCIE( addr, val ) \ +do { \ + RADEON_WRITE8( RADEON_PCIE_INDEX, \ + ((addr) & 0xff)); \ + RADEON_WRITE( RADEON_PCIE_DATA, (val) ); \ +} while (0) + #define CP_PACKET0( reg, n ) \ (RADEON_CP_PACKET0 | ((n) << 16) | ((reg) >> 2)) #define CP_PACKET0_TABLE( reg, n ) \ -- cgit v1.2.3