/* * Copyright 2006 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_AGPDEFS_H #define _SYS_AGPDEFS_H #pragma ident "%Z%%M% %I% %E% SMI" #ifdef __cplusplus extern "C" { #endif /* * This AGP memory type is required by some hadrware like i810 video * card, which need physical contiguous pages to setup hardware cursor. * Usually, several tens of kilo bytes are needed in this case. * We use DDI DMA interfaces to allocate such memory in agpgart driver, * and it can not be exported to user applications directly by calling mmap * on agpgart driver. The typical usage scenario is as the following: * Firstly, Xserver get the memory physical address by calling AGPIOC_ALLOCATE * on agpgart driver. Secondly, Xserver use the physical address to mmap * the memory to Xserver space area by xsvc driver. * */ #define AGP_PHYSICAL 2 /* Only used for i810, HW curosr */ #ifdef _KERNEL /* AGP space units */ #define AGP_PAGE_SHIFT 12 #define AGP_PAGE_SIZE (1 << AGP_PAGE_SHIFT) #define AGP_PAGE_OFFSET (AGP_PAGE_SIZE - 1) #define AGP_MB2PAGES(x) ((x) << 8) #define AGP_PAGES2BYTES(x) ((x) << AGP_PAGE_SHIFT) #define AGP_BYTES2PAGES(x) ((x) >> AGP_PAGE_SHIFT) #define AGP_PAGES2KB(x) ((x) << 2) #define AGP_ALIGNED(offset) (((offset) & AGP_PAGE_OFFSET) == 0) /* stand pci register offset */ #define PCI_CONF_CAP_MASK 0x10 #define PCI_CONF_CAPID_MASK 0xff #define PCI_CONF_NCAPID_MASK 0xff00 #define INTEL_VENDOR_ID 0x8086 #define AMD_VENDOR_ID 0x1022 #define VENDOR_ID_MASK 0xffff /* macros for device types */ #define DEVICE_IS_I810 11 /* intel i810 series video card */ #define DEVICE_IS_I830 12 /* intel i830, i845, i855 series */ #define DEVICE_IS_AGP 21 /* external AGP video card */ #define CHIP_IS_INTEL 10 /* intel agp bridge */ #define CHIP_IS_AMD 20 /* amd agp bridge */ /* AGP bridge device id */ #define AMD_BR_8151 0x74541022 #define INTEL_BR_810 0x71208086 #define INTEL_BR_810DC 0x71228086 #define INTEL_BR_810E 0x71248086 #define INTEL_BR_815 0x11308086 /* include 815G/EG/P/EP */ #define INTEL_BR_830M 0x35758086 #define INTEL_BR_845 0x25608086 /* include 845G/P */ #define INTEL_BR_855GM 0x35808086 /* include 852GM/PM */ #define INTEL_BR_855PM 0x33408086 #define INTEL_BR_865 0x25708086 #define INTEL_BR_910 0x25808086 #define INTEL_BR_910M 0x25908086 #define INTEL_BR_945 0x27708086 /* AGP common register offset in pci configuration space */ #define AGP_CONF_MISC 0x51 /* one byte */ #define AGP_CONF_CAPPTR 0x34 #define AGP_CONF_APERBASE 0x10 #define AGP_CONF_STATUS 0x04 /* CAP + 0x4 */ #define AGP_CONF_COMMAND 0x08 /* CAP + 0x8 */ /* AGP target register and mask defines */ #define AGP_CONF_CONTROL 0x10 /* CAP + 0x10 */ #define AGP_TARGET_BAR1 1 #define AGP_32_APERBASE_MASK 0xffc00000 /* 4M aligned */ #define AGP_64_APERBASE_MASK 0xffffc00000LL /* 4M aligned */ #define AGP_CONF_APERSIZE 0x14 /* CAP + 0x14 */ #define AGP_CONF_ATTBASE 0x18 /* CAP + 0x18 */ #define AGP_ATTBASE_MASK 0xfffff000 #define AGPCTRL_GTLBEN (0x1 << 7) #define AGP_APER_TYPE_MASK 0x4 #define AGP_APER_SIZE_MASK 0xf00 #define AGP_APER_128M_MASK 0x3f #define AGP_APER_4G_MASK 0xf00 #define AGP_APER_4M 0x3f #define AGP_APER_8M 0x3e #define AGP_APER_16M 0x3c #define AGP_APER_32M 0x38 #define AGP_APER_64M 0x30 #define AGP_APER_128M 0x20 #define AGP_APER_256M 0xf00 #define AGP_APER_512M 0xe00 #define AGP_APER_1024M 0xc00 #define AGP_APER_2048M 0x800 #define AGP_APER_4G 0x000 #define AGP_MISC_APEN 0x2 /* AGP gart table definition */ #define AGP_ENTRY_VALID 0x1 /* AGP term definitions */ #define AGP_CAP_ID 0x2 #define AGP_CAP_OFF_DEF 0xa0 /* Intel integrated video card, chipset id */ #define INTEL_IGD_810 0x71218086 #define INTEL_IGD_810DC 0x71238086 #define INTEL_IGD_810E 0x71258086 #define INTEL_IGD_815 0x11328086 #define INTEL_IGD_830M 0x35778086 #define INTEL_IGD_845G 0x25628086 #define INTEL_IGD_855GM 0x35828086 #define INTEL_IGD_865G 0x25728086 #define INTEL_IGD_910 0x25828086 #define INTEL_IGD_910M 0x25928086 #define INTEL_IGD_945 0x27728086 #define I8XX_CONF_GMADR 0x10 /* offset in PCI config space */ #define I915_CONF_GMADR 0x18 /* offset in PCI config space */ #define I8XX_CONF_GC 0x52 /* offset in PCI config space */ /* Intel integrated video card graphics mode mask */ #define I8XX_GC_MODE_MASK 0x70 #define I8XX_GC_MODE0 0x00 #define I8XX_GC_MODE1 0x10 #define I8XX_GC_MODE2 0x20 #define I8XX_GC_MODE3 0x30 #define I8XX_GC_MODE4 0x40 #define I8XX_GC_MODE5 0x50 /* Intel integrated video card GTT definition */ #define GTT_PAGE_SHIFT 12 #define GTT_PAGE_SIZE (1 << GTT_PAGE_SHIFT) #define GTT_PAGE_OFFSET (GTT_PAGE_SIZE - 1) #define GTT_PTE_MASK (~GTT_PAGE_OFFSET) #define GTT_PTE_VALID 0x1 #define GTT_TABLE_VALID 0x1 #define GTT_BASE_MASK 0xfffff000 #define GTT_MB_TO_PAGES(m) ((m) << 8) #define GTT_POINTER_MASK 0xffffffff /* Intel i810 register offset */ #define I810_POINTER_MASK 0x3fffffff #define I810_CONF_SMRAM 0x70 /* offset in PCI config space */ #define I810_GMS_MASK 0xc0 /* smram register mask */ /* * GART and GTT entry format table * * AMD64 GART entry * from bios and kernel develop guide for amd64 * ----------------------------- * Bits Description | * 0 valid | * 1 coherent | * 3:2 reserved | * 11:4 physaddr[39:32] | * 31:12 physaddr[31:12] | * ----------------------------- * Intel GTT entry * Intel video programming manual * ----------------------------- * Bits descrition | * 0 valid | * 2:1 memory type | * 29:12 PhysAddr[29:12] | * 31:30 reserved | * ----------------------------- * AGP entry * from AGP protocol 3.0 * ----------------------------- * Bits descrition | * 0 valid | * 1 coherent | * 3:2 reserved | * 11:4 PhysAddr[39:32] | * 31:12 PhysAddr[31:12] | * 63:32 PhysAddr[71:40] | * ----------------------------- */ /* * gart and gtt table base register format * * AMD64 register format * from bios and kernel develop guide for AMD64 * --------------------------------------------- * Bits Description | * 3:0 reserved | * 31:4 physical addr 39:12 | * ---------------------------------------------- * INTEL AGPGART table base register format * from AGP protocol 3.0 p142, only support 32 bits * --------------------------------------------- * Bits Description | * 11:0 reserved | * 31:12 physical addr 31:12 | * 63:32 physical addr 63:32 | * --------------------------------------------- * INTEL i810 GTT table base register format * _____________________________________________ * Bits Description | * 0 GTT table enable bit | * 11:1 reserved | * 31:12 physical addr 31:12 | * --------------------------------------------- */ /* Intel agp bridge specific */ #define AGP_INTEL_POINTER_MASK 0xffffffff /* Amd64 cpu gart device reigster offset */ #define AMD64_APERTURE_CONTROL 0x90 #define AMD64_APERTURE_BASE 0x94 #define AMD64_GART_CACHE_CTL 0x9c #define AMD64_GART_BASE 0x98 /* Amd64 cpu gart bits */ #define AMD64_APERBASE_SHIFT 25 #define AMD64_APERBASE_MASK 0x00007fff #define AMD64_GARTBASE_SHIFT 8 #define AMD64_GARTBASE_MASK 0xfffffff0 #define AMD64_POINTER_MASK 0xffffffffff #define AMD64_INVALID_CACHE 0x1 #define AMD64_GART_SHIFT 12 #define AMD64_RESERVE_SHIFT 4 #define AMD64_APERSIZE_MASK 0xe #define AMD64_GARTEN 0x1 #define AMD64_DISGARTCPU 0x10 #define AMD64_DISGARTIO 0x20 #define AMD64_ENTRY_VALID 0x1 /* Other common routines */ #define MB2BYTES(m) ((m) << 20) #define BYTES2MB(m) ((m) >> 20) #define GIGA_MASK 0xC0000000 #define UI32_MASK 0xffffffffU #define MAXAPERMEGAS 0x1000 /* Aper size no more than 4G */ #endif /* _KERNEL */ #ifdef __cplusplus } #endif #endif /* _SYS_AGPDEFS_H */