/* 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 10/2002-1/2004. */ #ifndef DRIVERINTERFACE_H #define DRIVERINTERFACE_H #include #include "video_overlay.h" #include #include #include #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, "G400 "#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 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 }; /* max. number of overlay buffers */ #define MAXBUFFERS 3 /* max. pixelclock speed the BES supports */ #define BESMAXSPEED 135000 /* internal used info on overlay buffers */ typedef struct { uint16 slopspace; uint32 size; } int_buf_info; typedef struct settings { // 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 greensync; } 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 */ /* 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 pseudo_dma_area; /* Pseudo dma area_id. Shared by all teams. */ area_id dma_buffer_area; /* Area assigned for dma*/ void *framebuffer; /* As viewed from virtual memory */ void *framebuffer_pci; /* As viewed from the PCI bus (for DMA) */ void *pseudo_dma; /* As viewed from virtual memory */ void *dma_buffer; /* buffer for dma*/ void *dma_buffer_pci; /* buffer for dma - from PCI bus*/ /*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? */ } 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 */ display_mode dm2; /* current display mode configuration: head2 */ bool acc_mode; /* signals (non)accelerated mode */ bool interlaced_tv_mode;/* signals interlaced CRTC TV output mode */ /*frame buffer config - for BDirectScreen*/ frame_buffer_config fbc; /* bytes_per_row and start of frame buffer: head1 */ frame_buffer_config fbc2; /* bytes_per_row and start of frame buffer: head2 */ /*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 acceleration engine */ } engine; /* 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, G550//remove later on }; enum { // card_arch in order of date of NV chip design NV04A = 0, NV10A, NV20A, NV30A }; enum { // tvout_chip_type in order of capability (more or less) NONE = 0, CH7003, CH7004, CH7005, CH7006, CH7007, SAA7102, SAA7104, SAA7108, SAA7114, 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!) */ uint32 tvout_chip_type; /* see tvchip_type enum above */ status_t pins_status; /* B_OK if read correctly, B_ERROR if faked */ bool sdram; /* TRUE if SDRAM card: needed info for 2D acceleration */ /* PINS */ float f_ref; /* PLL reference-oscillator frequency (Mhz) */ 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, maven 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 (Mb) */ } ps; /* mirror of the ROM (copied in driver, because may not be mapped permanently - only over fb) */ uint8 rom_mirror[32768]; /* NV31 (FX5600) tweak to get pixelPLL going (unknown register) */ uint16 pixpll_vco_div2; /* apsed: some configuration settings from ~/config/settings/kernel/drivers/nv.settings if exists */ 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 */ } 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; enum { _WAIT_FOR_VBLANK = (1 << 0) }; #if defined(__cplusplus) } #endif #endif