haiku/headers/private/graphics/nvidia/DriverInterface.h

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/*
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 10/2002-10/2009.
*/
#ifndef DRIVERINTERFACE_H
#define DRIVERINTERFACE_H
#include <Accelerant.h>
#include <video_overlay.h>
#include <Drivers.h>
#include <PCI.h>
#include <OS.h>
#include <edid.h>
#include <AGP.h>
#define DRIVER_PREFIX "nvidia"
#define DEVICE_FORMAT "%04x_%04x_%02x%02x%02x"
/*
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 */
/* monitor setup */
#define CRTC1_TMDS 0x01
#define CRTC2_TMDS 0x10
#define CRTC1_VGA 0x02
#define CRTC2_VGA 0x20
/* 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 TV_PRIMARY (1<<13)
#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
};
/* card_type in order of date of NV chip design */
enum {
NV04 = 0,
NV05,
NV05M64,
NV06,
NV10,
NV11,
NV15,
NV17,
NV18,
NV20,
NV25,
NV28,
NV30,
NV31,
NV34,
NV35,
NV36,
NV38,
NV40,
NV41,
NV43,
NV44,
NV45,
G70,
G71,
G72,
G73
};
/* card_arch in order of date of NV chip design */
enum {
NV04A = 0,
NV10A,
NV20A,
NV30A,
NV40A
};
/* card info - information gathered from PINS (and other sources) */
enum
{ // tv_encoder_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
};
/* 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 NV_SCALED_IMAGE_FROM_MEMORY 0x00000003 /* 2D */
#define NV_TCL_PRIMITIVE_3D 0x00000004 /* 3D */ //2007
#define NV4_SURFACE 0x00000010 /* 2D */
#define NV10_CONTEXT_SURFACES_2D 0x00000010 /* 2D */
#define NV_IMAGE_BLIT 0x00000011 /* 2D */
#define NV12_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
//-----------------------------------------------------------------------------------
/* safety byte-offset from end of cardRAM for preventing acceleration engine crashes
* caused by the existance of DMA engine command buffers in cardRAM and/or fifo
* channel engine command re-assigning on-the-fly */
/* pre-NV40 notes:
* - we need at least 70kB distance from the end of RAM for fifo-reassigning 'bug'
* (confirmed on a TNT1);
* - keep extra failsafe room to prevent malfunctioning apps from crashing engine. */
#define PRE_NV40_OFFSET 80 * 1024
/* NV40 and higher notes:
* - we need at least 416kB distance from the DMA command buffer:
* If you get too close to the DMA command buffer on NV40 and NV43 at least (both
* confirmed), the source DMA instance will mess-up for at least engine command
* NV_IMAGE_BLIT and NV12_IMAGE_BLIT;
* - we need at least ???kB distance from the end of RAM for fifo-reassigning 'bug'
* (fixme: unknown yet because fifo assignment switching isn't used here atm);
* - keep extra failsafe room to prevent malfunctioning apps from crashing engine. */
#define NV40_PLUS_OFFSET 512 * 1024
/* fifo re-assigning bug definition:
* if the fifo assignment is changed while at the same time card memory in the
* dangerous region is being accessed by some application, the engine will crash.
* This bug applies for both PIO and DMA mode acceleration! */
/* source-DMA instance bug definition:
* if card memory in the dangerous region is being accessed by some application while
* a DMA command buffer exists in the same memory (though in a different place),
* the engine will crash. */
//-----------------------------------------------------------------------------------
/* internal used info on overlay buffers */
typedef struct {
uint16 slopspace;
uint32 size;
} int_buf_info;
typedef struct { // apsed, see comments in nvidia.settings
// for driver
char accelerant[B_FILE_NAME_LENGTH];
char primary[B_FILE_NAME_LENGTH];
bool dumprom;
// for accelerant
uint32 logmask;
uint32 memory;
uint32 tv_output;
bool usebios;
bool hardcursor;
bool switchhead;
bool force_pci;
bool unhide_fw;
bool pgm_panel;
bool dma_acc;
bool vga_on_tv;
bool force_sync;
bool force_ws;
bool block_acc;
uint32 gpu_clk;
uint32 ram_clk;
} nv_settings;
/* monitor info gathered via EDID */
typedef struct {
bool have_native_edid; /* gathered 'native' EDID either via DDC or via GPU */
bool digital; /* screen connection type: analog (VGA) or digital (DVI) */
display_timing timing; /* 'native modeline' fetched for screen */
float aspect; /* screen's aspect ratio */
bool have_full_edid; /* EDID read succesfully via DDC */
edid1_info full_edid; /* complete EDID info as fetched via DDC */
} edid_specs;
/* 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 */
/* used to return status for INIT_ACCELERANT and CLONE_ACCELERANT */
bool accelerant_in_use;
/* 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 */
uint32 dpms_flags; /* current DPMS mode */
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 */
accelerant_device_info adi; /* as returned by hook GET_ACCELERANT_DEVICE_INFO */
/*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 */
struct {
uint32 clones; /* clone 'number' (mask, slot) (one bit per clone) */
uint32 reload; /* reload state and surfaces (one bit per clone) */
uint32 newmode; /* re-allocate all buffers (one bit per clone) */
//fixme: memory stuff needs to be expanded (shared texture allocation?)
uint32 mem_low; /* ptr to first free mem adress: cardmem local offset */
uint32 mem_high; /* ptr to last free mem adress: cardmem local offset */
bool mode_changing; /* a mode-change is in progress (set/clear by 2D drv) */
} threeD;
} engine;
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 */
display_timing p1_timing; /* 'modeline' fetched for panel at CRTC1 */
display_timing p2_timing; /* 'modeline' fetched for panel at CRTC2 */
edid_specs con1_screen; /* EDID properties of the screen connected to connector 1 */
edid_specs con2_screen; /* EDID properties of the screen connected to connector 2 */
edid_specs crtc1_screen; /* EDID properties of the screen connected to CRTC1 */
edid_specs crtc2_screen; /* EDID properties of the screen connected to CRTC2 */
bool crtc2_prim; /* using CRTC2 as primary CRTC */
bool i2c_bus0; /* we have a wired I2C bus 0 on board */
bool i2c_bus1; /* we have a wired I2C bus 1 on board */
bool i2c_bus2; /* we have a wired I2C bus 2 on board */
struct
{
uint32 type; /* see tvchip_type enum above */
uint8 version; /* chip silicon version */
uint8 bus; /* I2C bus on which TVout chip resides */
uint8 adress; /* I2C adress on which TVout chip resides */
} tv_encoder;
uint8 monitors; /* output devices connection matrix */
bool int_assigned; /* card has a useable INT assigned to it */
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;
/* Enable or Disable CRTC (1,2) interrupts */
typedef struct {
uint32 magic; /* magic number to make sure the caller groks us */
bool crtc; /* adressed CRTC */
bool do_it; /* state to set */
} nv_set_vblank_int;
/* 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