/* Copyright 1999, Be Incorporated. All Rights Reserved. This file may be used under the terms of the Be Sample Code License. Other authors: Mark Watson; Apsed; Rudolf Cornelissen 10/2002-6/2005. */ #ifndef DRIVERINTERFACE_H #define DRIVERINTERFACE_H #include #include "video_overlay.h" #include #include #include #include "AGP.h" #define DRIVER_PREFIX "nv" // apsed /* Internal driver state (also for sharing info between driver and accelerant) */ #if defined(__cplusplus) extern "C" { #endif typedef struct { sem_id sem; int32 ben; } benaphore; #define INIT_BEN(x) x.sem = create_sem(0, "NV "#x" benaphore"); x.ben = 0; #define AQUIRE_BEN(x) if((atomic_add(&(x.ben), 1)) >= 1) acquire_sem(x.sem); #define RELEASE_BEN(x) if((atomic_add(&(x.ben), -1)) > 1) release_sem(x.sem); #define DELETE_BEN(x) delete_sem(x.sem); #define NV_PRIVATE_DATA_MAGIC 0x0009 /* a private driver rev, of sorts */ /*dualhead extensions to flags*/ #define DUALHEAD_OFF (0<<6) #define DUALHEAD_CLONE (1<<6) #define DUALHEAD_ON (2<<6) #define DUALHEAD_SWITCH (3<<6) #define DUALHEAD_BITS (3<<6) #define DUALHEAD_CAPABLE (1<<8) #define TV_BITS (3<<9) #define TV_MON (0<<9 #define TV_PAL (1<<9) #define TV_NTSC (2<<9) #define TV_CAPABLE (1<<11) #define TV_VIDEO (1<<12) #define SKD_MOVE_CURSOR 0x00000001 #define SKD_PROGRAM_CLUT 0x00000002 #define SKD_SET_START_ADDR 0x00000004 #define SKD_SET_CURSOR 0x00000008 #define SKD_HANDLER_INSTALLED 0x80000000 enum { NV_GET_PRIVATE_DATA = B_DEVICE_OP_CODES_END + 1, NV_GET_PCI, NV_SET_PCI, NV_DEVICE_NAME, NV_RUN_INTERRUPTS, NV_GET_NTH_AGP_INFO, NV_ENABLE_AGP, NV_ISA_OUT, NV_ISA_IN }; /* handles to pre-defined engine commands */ #define NV_ROP5_SOLID 0x00000000 /* 2D */ #define NV_IMAGE_BLACK_RECTANGLE 0x00000001 /* 2D/3D */ #define NV_IMAGE_PATTERN 0x00000002 /* 2D */ //#define NV3_SURFACE_0 0x00000003 /* 3D: old cmd */ //#define NV3_SURFACE_1 0x00000004 /* 3D: old cmd */ //#define NV3_SURFACE_2 0x00000005 /* 3D: nolonger used */ //#define NV3_SURFACE_3 0x00000006 /* 3D: nolonger used */ #define NV4_SURFACE 0x00000010 /* 2D */ #define NV10_CONTEXT_SURFACES_2D 0x00000010 /* 2D */ //#define NV1_IMAGE_FROM_CPU 0x00000010 /* 2D: unused */ #define NV_IMAGE_BLIT 0x00000011 /* 2D */ /* fixme: * never use NV3_GDI_RECTANGLE_TEXT for DMA acceleration: * There's a hardware fault in the input->output colorspace conversion here. * Besides, in NV40 and up this command nolonger exists. Both 'facts' are confirmed * by testing. */ //#define NV3_GDI_RECTANGLE_TEXT 0x00000012 /* 2D */ #define NV4_GDI_RECTANGLE_TEXT 0x00000012 /* 2D */ #define NV4_CONTEXT_SURFACES_ARGB_ZS 0x00000013 /* 3D */ #define NV10_CONTEXT_SURFACES_ARGB_ZS 0x00000013 /* 3D */ #define NV4_DX5_TEXTURE_TRIANGLE 0x00000014 /* 3D */ #define NV10_DX5_TEXTURE_TRIANGLE 0x00000014 /* 3D */ #define NV4_DX6_MULTI_TEXTURE_TRIANGLE 0x00000015 /* unused (yet?) */ #define NV10_DX6_MULTI_TEXTURE_TRIANGLE 0x00000015 /* unused (yet?) */ #define NV1_RENDER_SOLID_LIN 0x00000016 /* 2D: unused */ /* max. number of overlay buffers */ #define MAXBUFFERS 3 /* internal used info on overlay buffers */ typedef struct { uint16 slopspace; uint32 size; } int_buf_info; typedef struct { // apsed, see comments in nv.settings // for driver char accelerant[B_FILE_NAME_LENGTH]; bool dumprom; // for accelerant uint32 logmask; uint32 memory; bool usebios; bool hardcursor; bool switchhead; bool force_pci; bool unhide_fw; bool pgm_panel; bool dma_acc; } nv_settings; /*shared info*/ typedef struct { /*a few ID things*/ uint16 vendor_id; /* PCI vendor ID, from pci_info */ uint16 device_id; /* PCI device ID, from pci_info */ uint8 revision; /* PCI device revsion, from pci_info */ uint8 bus; /* PCI bus number, from pci_info */ uint8 device; /* PCI device number on bus, from pci_info */ uint8 function; /* PCI function number in device, from pci_info */ /* bug workaround for 4.5.0 */ uint32 use_clone_bugfix; /*for 4.5.0, cloning of physical memory does not work*/ uint32 * clone_bugfix_regs; /*memory mappings*/ area_id regs_area; /* Kernel's area_id for the memory mapped registers. It will be cloned into the accelerant's address space. */ area_id fb_area; /* Frame buffer's area_id. The addresses are shared with all teams. */ area_id unaligned_dma_area; /* Area assigned for DMA. It will be (partially) mapped to an aligned area using MTRR-WC. */ area_id dma_area; /* Aligned area assigned for DMA. The addresses are shared with all teams. */ void *framebuffer; /* As viewed from virtual memory */ void *framebuffer_pci; /* As viewed from the PCI bus (for DMA) */ void *dma_buffer; /* As viewed from virtual memory */ void *dma_buffer_pci; /* As viewed from the PCI bus (for DMA) */ /*screenmode list*/ area_id mode_area; /* Contains the list of display modes the driver supports */ uint32 mode_count; /* Number of display modes in the list */ /*flags - used by driver*/ uint32 flags; /*vblank semaphore*/ sem_id vblank; /* The vertical blank semaphore. Ownership will be transfered to the team opening the device first */ /*cursor information*/ struct { uint16 hot_x; /* Cursor hot spot. The top left corner of the cursor */ uint16 hot_y; /* is 0,0 */ uint16 x; /* The location of the cursor hot spot on the */ uint16 y; /* desktop */ uint16 width; /* Width and height of the cursor shape (always 16!) */ uint16 height; bool is_visible; /* Is the cursor currently displayed? */ bool dh_right; /* Is cursor on right side of stretched screen? */ } cursor; /*colour lookup table*/ uint8 color_data[3 * 256]; /* Colour lookup table - as used by DAC */ /*more display mode stuff*/ display_mode dm; /* current display mode configuration: head1 */ bool acc_mode; /* signals (non)accelerated mode */ bool interlaced_tv_mode;/* signals interlaced CRTC TV output mode */ bool crtc_switch_mode; /* signals dualhead switch mode if panels are used */ /*frame buffer config - for BDirectScreen*/ frame_buffer_config fbc; /* bytes_per_row and start of frame buffer: head1 */ /*acceleration engine*/ struct { uint32 count; /* last dwgsync slot used */ uint32 last_idle; /* last dwgsync slot we *know* the engine was idle after */ benaphore lock; /* for serializing access to the acc engine */ struct { uint32 handle[0x08]; /* FIFO channel's cmd handle for the owning cmd */ uint32 ch_ptr[0x20]; /* cmd handle's ptr to it's assigned FIFO ch (if any) */ } fifo; struct { uint32 put; /* last 32-bit-word adress given to engine to exec. to */ uint32 current; /* first free 32-bit-word adress in buffer */ uint32 free; /* nr. of useable free 32-bit words remaining in buffer */ uint32 max; /* command buffer's useable size in 32-bit words */ } dma; bool agp_mode; /* card is running in AGP mode */ bool reload_state_3D; /* instruct 3D clone to reload it's rendering state */ } engine; /* fixme: * the stuff below has to be extended and/or changed I guess: * for now only a single 3D 'clone' driver is supported. */ /* pointers to first and last free memory adress for 3D use: cardmem local offsets */ uint32 mem_low; uint32 mem_high; /* flag to inform 3D add-on to stop rendering (set by 2D, reset by 3D drv) */ bool mode_changed; /* flag to inform 3D add-on a mode-change is currently in progress * (set and reset by 2D drv) */ bool mode_changing; /* card info - information gathered from PINS (and other sources) */ enum { // card_type in order of date of NV chip design NV04 = 0, NV05, NV05M64, NV06, NV10, NV11, NV11M, NV15, NV17, NV17M, NV18, NV18M, NV20, NV25, NV28, NV30, NV31, NV34, NV35, NV36, NV38, NV40, NV41, NV43, NV44, NV45 }; enum { // card_arch in order of date of NV chip design NV04A = 0, NV10A, NV20A, NV30A, NV40A }; enum { // tvout_chip_type in order of capability (more or less) NONE = 0, CH7003, CH7004, CH7005, CH7006, CH7007, CH7008, SAA7102, SAA7103, SAA7104, SAA7105, BT868, BT869, CX25870, CX25871, NVIDIA }; struct { /* specialised registers for card initialisation read from NV BIOS (pins) */ /* general card information */ uint32 card_type; /* see card_type enum above */ uint32 card_arch; /* see card_arch enum above */ bool laptop; /* mobile chipset or not ('internal' flatpanel!) */ bool slaved_tmds1; /* external TMDS encoder active on CRTC1 */ bool slaved_tmds2; /* external TMDS encoder active on CRTC2 */ bool master_tmds1; /* on die TMDS encoder active on CRTC1 */ bool master_tmds2; /* on die TMDS encoder active on CRTC2 */ bool tmds1_active; /* found panel on CRTC1 that is active */ bool tmds2_active; /* found panel on CRTC2 that is active */ display_timing p1_timing; /* 'modeline' fetched for panel 1 */ display_timing p2_timing; /* 'modeline' fetched for panel 2 */ float panel1_aspect; /* panel's aspect ratio */ float panel2_aspect; /* panel's aspect ratio */ bool crtc2_prim; /* using CRTC2 as primary CRTC */ uint32 tvout_chip_type; /* see tvchip_type enum above */ uint8 monitors; /* output devices connection matrix */ status_t pins_status; /* B_OK if read correctly, B_ERROR if faked */ /* PINS */ float f_ref; /* PLL reference-oscillator frequency (Mhz) */ bool ext_pll; /* the extended PLL contains more dividers */ uint32 max_system_vco; /* graphics engine PLL VCO limits (Mhz) */ uint32 min_system_vco; uint32 max_pixel_vco; /* dac1 PLL VCO limits (Mhz) */ uint32 min_pixel_vco; uint32 max_video_vco; /* dac2 PLL VCO limits (Mhz) */ uint32 min_video_vco; uint32 std_engine_clock; /* graphics engine clock speed needed (Mhz) */ uint32 std_memory_clock; /* card memory clock speed needed (Mhz) */ uint32 max_dac1_clock; /* dac1 limits (Mhz) */ uint32 max_dac1_clock_8; /* dac1 limits correlated to RAMspeed limits (Mhz) */ uint32 max_dac1_clock_16; uint32 max_dac1_clock_24; uint32 max_dac1_clock_32; uint32 max_dac1_clock_32dh; uint32 max_dac2_clock; /* dac2 limits (Mhz) */ uint32 max_dac2_clock_8; /* dac2, maven limits correlated to RAMspeed limits (Mhz) */ uint32 max_dac2_clock_16; uint32 max_dac2_clock_24; uint32 max_dac2_clock_32; uint32 max_dac2_clock_32dh; bool secondary_head; /* presence of functions */ bool tvout; bool primary_dvi; bool secondary_dvi; uint32 memory_size; /* memory (in bytes) */ } ps; /* mirror of the ROM (copied in driver, because may not be mapped permanently) */ uint8 rom_mirror[65536]; /* some configuration settings from ~/config/settings/kernel/drivers/nv.settings if exists */ nv_settings settings; struct { overlay_buffer myBuffer[MAXBUFFERS];/* scaler input buffers */ int_buf_info myBufInfo[MAXBUFFERS]; /* extra info on scaler input buffers */ overlay_token myToken; /* scaler is free/in use */ benaphore lock; /* for creating buffers and aquiring overlay unit routines */ bool crtc; /* location of overlay unit */ /* variables needed for virtualscreens (move_overlay()): */ bool active; /* true is overlay currently in use */ overlay_window ow; /* current position of overlay output window */ overlay_buffer ob; /* current inputbuffer in use */ overlay_view my_ov; /* current corrected view in inputbuffer */ uint32 h_ifactor; /* current 'unclipped' horizontal inverse scaling factor */ uint32 v_ifactor; /* current 'unclipped' vertical inverse scaling factor */ } overlay; } shared_info; /* Read or write a value in PCI configuration space */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ uint32 offset; /* Offset to read/write */ uint32 size; /* Number of bytes to transfer */ uint32 value; /* The value read or written */ } nv_get_set_pci; /* Set some boolean condition (like enabling or disabling interrupts) */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ bool do_it; /* state to set */ } nv_set_bool_state; /* Retrieve the area_id of the kernel/accelerant shared info */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ area_id shared_info_area; /* area_id containing the shared information */ } nv_get_private_data; /* Retrieve the device name. Usefull for when we have a file handle, but want to know the device name (like when we are cloning the accelerant) */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ char *name; /* The name of the device, less the /dev root */ } nv_device_name; /* Retrieve an AGP device interface if there. Usefull to find the AGP speed scheme used (pre 3.x or 3.x) */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ bool agp_bus;/* indicates if we have access to the AGP busmanager */ uint8 index; /* device index in list of devices found */ bool exist; /* we got AGP device info */ agp_info agpi; /* AGP interface info of a device */ } nv_nth_agp_info; /* Execute an AGP command */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ bool agp_bus;/* indicates if we have access to the AGP busmanager */ uint32 cmd; /* actual command to execute */ } nv_cmd_agp; /* Read or write a value in ISA I/O space */ typedef struct { uint32 magic; /* magic number to make sure the caller groks us */ uint16 adress; /* Offset to read/write */ uint8 size; /* Number of bytes to transfer */ uint16 data; /* The value read or written */ } nv_in_out_isa; enum { _WAIT_FOR_VBLANK = (1 << 0) }; #if defined(__cplusplus) } #endif #endif