/* * * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450 * * (c) 1998-2002 Petr Vandrovec <vandrove@vc.cvut.cz> * */ #ifndef __MATROXFB_H__ #define __MATROXFB_H__ /* general, but fairly heavy, debugging */ #undef MATROXFB_DEBUG /* heavy debugging: */ /* -- logs putc[s], so everytime a char is displayed, it's logged */ #undef MATROXFB_DEBUG_HEAVY /* This one _could_ cause infinite loops */ /* It _does_ cause lots and lots of messages during idle loops */ #undef MATROXFB_DEBUG_LOOP /* Debug register calls, too? */ #undef MATROXFB_DEBUG_REG /* Guard accelerator accesses with spin_lock_irqsave... */ #undef MATROXFB_USE_SPINLOCKS #include <linux/module.h> #include <linux/kernel.h> #include <linux/errno.h> #include <linux/string.h> #include <linux/mm.h> #include <linux/slab.h> #include <linux/delay.h> #include <linux/fb.h> #include <linux/console.h> #include <linux/selection.h> #include <linux/ioport.h> #include <linux/init.h> #include <linux/timer.h> #include <linux/pci.h> #include <linux/spinlock.h> #include <linux/kd.h> #include <asm/io.h> #include <asm/unaligned.h> #ifdef CONFIG_MTRR #include <asm/mtrr.h> #endif #if defined(CONFIG_PPC_PMAC) #include <asm/prom.h> #include <asm/pci-bridge.h> #include "../macmodes.h" #endif /* always compile support for 32MB... It cost almost nothing */ #define CONFIG_FB_MATROX_32MB #ifdef MATROXFB_DEBUG #define DEBUG #define DBG(x) printk(KERN_DEBUG "matroxfb: %s\n", (x)); #ifdef MATROXFB_DEBUG_HEAVY #define DBG_HEAVY(x) DBG(x) #else /* MATROXFB_DEBUG_HEAVY */ #define DBG_HEAVY(x) /* DBG_HEAVY */ #endif /* MATROXFB_DEBUG_HEAVY */ #ifdef MATROXFB_DEBUG_LOOP #define DBG_LOOP(x) DBG(x) #else /* MATROXFB_DEBUG_LOOP */ #define DBG_LOOP(x) /* DBG_LOOP */ #endif /* MATROXFB_DEBUG_LOOP */ #ifdef MATROXFB_DEBUG_REG #define DBG_REG(x) DBG(x) #else /* MATROXFB_DEBUG_REG */ #define DBG_REG(x) /* DBG_REG */ #endif /* MATROXFB_DEBUG_REG */ #else /* MATROXFB_DEBUG */ #define DBG(x) /* DBG */ #define DBG_HEAVY(x) /* DBG_HEAVY */ #define DBG_REG(x) /* DBG_REG */ #define DBG_LOOP(x) /* DBG_LOOP */ #endif /* MATROXFB_DEBUG */ #ifdef DEBUG #define dprintk(X...) printk(X) #else #define dprintk(X...) #endif #ifndef PCI_SS_VENDOR_ID_SIEMENS_NIXDORF #define PCI_SS_VENDOR_ID_SIEMENS_NIXDORF 0x110A #endif #ifndef PCI_SS_VENDOR_ID_MATROX #define PCI_SS_VENDOR_ID_MATROX PCI_VENDOR_ID_MATROX #endif #ifndef PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP #define PCI_SS_ID_MATROX_GENERIC 0xFF00 #define PCI_SS_ID_MATROX_PRODUCTIVA_G100_AGP 0xFF01 #define PCI_SS_ID_MATROX_MYSTIQUE_G200_AGP 0xFF02 #define PCI_SS_ID_MATROX_MILLENIUM_G200_AGP 0xFF03 #define PCI_SS_ID_MATROX_MARVEL_G200_AGP 0xFF04 #define PCI_SS_ID_MATROX_MGA_G100_PCI 0xFF05 #define PCI_SS_ID_MATROX_MGA_G100_AGP 0x1001 #define PCI_SS_ID_MATROX_MILLENNIUM_G400_MAX_AGP 0x2179 #define PCI_SS_ID_SIEMENS_MGA_G100_AGP 0x001E /* 30 */ #define PCI_SS_ID_SIEMENS_MGA_G200_AGP 0x0032 /* 50 */ #endif #define MX_VISUAL_TRUECOLOR FB_VISUAL_DIRECTCOLOR #define MX_VISUAL_DIRECTCOLOR FB_VISUAL_TRUECOLOR #define MX_VISUAL_PSEUDOCOLOR FB_VISUAL_PSEUDOCOLOR #define CNVT_TOHW(val,width) ((((val)<<(width))+0x7FFF-(val))>>16) /* G-series and Mystique have (almost) same DAC */ #undef NEED_DAC1064 #if defined(CONFIG_FB_MATROX_MYSTIQUE) || defined(CONFIG_FB_MATROX_G) #define NEED_DAC1064 1 #endif typedef struct { void __iomem* vaddr; } vaddr_t; static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) { return readb(va.vaddr + offs); } static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) { writeb(value, va.vaddr + offs); } static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) { writew(value, va.vaddr + offs); } static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) { return readl(va.vaddr + offs); } static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) { writel(value, va.vaddr + offs); } static inline void mga_memcpy_toio(vaddr_t va, const void* src, int len) { #if defined(__alpha__) || defined(__i386__) || defined(__x86_64__) /* * memcpy_toio works for us if: * (1) Copies data as 32bit quantities, not byte after byte, * (2) Performs LE ordered stores, and * (3) It copes with unaligned source (destination is guaranteed to be page * aligned and length is guaranteed to be multiple of 4). */ memcpy_toio(va.vaddr, src, len); #else u_int32_t __iomem* addr = va.vaddr; if ((unsigned long)src & 3) { while (len >= 4) { fb_writel(get_unaligned((u32 *)src), addr); addr++; len -= 4; src += 4; } } else { while (len >= 4) { fb_writel(*(u32 *)src, addr); addr++; len -= 4; src += 4; } } #endif } static inline void vaddr_add(vaddr_t* va, unsigned long offs) { va->vaddr += offs; } static inline void __iomem* vaddr_va(vaddr_t va) { return va.vaddr; } #define MGA_IOREMAP_NORMAL 0 #define MGA_IOREMAP_NOCACHE 1 #define MGA_IOREMAP_FB MGA_IOREMAP_NOCACHE #define MGA_IOREMAP_MMIO MGA_IOREMAP_NOCACHE static inline int mga_ioremap(unsigned long phys, unsigned long size, int flags, vaddr_t* virt) { if (flags & MGA_IOREMAP_NOCACHE) virt->vaddr = ioremap_nocache(phys, size); else virt->vaddr = ioremap(phys, size); return (virt->vaddr == 0); /* 0, !0... 0, error_code in future */ } static inline void mga_iounmap(vaddr_t va) { iounmap(va.vaddr); } struct my_timming { unsigned int pixclock; int mnp; unsigned int crtc; unsigned int HDisplay; unsigned int HSyncStart; unsigned int HSyncEnd; unsigned int HTotal; unsigned int VDisplay; unsigned int VSyncStart; unsigned int VSyncEnd; unsigned int VTotal; unsigned int sync; int dblscan; int interlaced; unsigned int delay; /* CRTC delay */ }; enum { M_SYSTEM_PLL, M_PIXEL_PLL_A, M_PIXEL_PLL_B, M_PIXEL_PLL_C, M_VIDEO_PLL }; struct matrox_pll_cache { unsigned int valid; struct { unsigned int mnp_key; unsigned int mnp_value; } data[4]; }; struct matrox_pll_limits { unsigned int vcomin; unsigned int vcomax; }; struct matrox_pll_features { unsigned int vco_freq_min; unsigned int ref_freq; unsigned int feed_div_min; unsigned int feed_div_max; unsigned int in_div_min; unsigned int in_div_max; unsigned int post_shift_max; }; struct matroxfb_par { unsigned int final_bppShift; unsigned int cmap_len; struct { unsigned int bytes; unsigned int pixels; unsigned int chunks; } ydstorg; }; struct matrox_fb_info; struct matrox_DAC1064_features { u_int8_t xvrefctrl; u_int8_t xmiscctrl; }; /* current hardware status */ struct mavenregs { u_int8_t regs[256]; int mode; int vlines; int xtal; int fv; u_int16_t htotal; u_int16_t hcorr; }; struct matrox_crtc2 { u_int32_t ctl; }; struct matrox_hw_state { u_int32_t MXoptionReg; unsigned char DACclk[6]; unsigned char DACreg[80]; unsigned char MiscOutReg; unsigned char DACpal[768]; unsigned char CRTC[25]; unsigned char CRTCEXT[9]; unsigned char SEQ[5]; /* unused for MGA mode, but who knows... */ unsigned char GCTL[9]; /* unused for MGA mode, but who knows... */ unsigned char ATTR[21]; /* TVOut only */ struct mavenregs maven; struct matrox_crtc2 crtc2; }; struct matrox_accel_data { #ifdef CONFIG_FB_MATROX_MILLENIUM unsigned char ramdac_rev; #endif u_int32_t m_dwg_rect; u_int32_t m_opmode; }; struct v4l2_queryctrl; struct v4l2_control; struct matrox_altout { const char *name; int (*compute)(void* altout_dev, struct my_timming* input); int (*program)(void* altout_dev); int (*start)(void* altout_dev); int (*verifymode)(void* altout_dev, u_int32_t mode); int (*getqueryctrl)(void* altout_dev, struct v4l2_queryctrl* ctrl); int (*getctrl)(void* altout_dev, struct v4l2_control* ctrl); int (*setctrl)(void* altout_dev, struct v4l2_control* ctrl); }; #define MATROXFB_SRC_NONE 0 #define MATROXFB_SRC_CRTC1 1 #define MATROXFB_SRC_CRTC2 2 enum mga_chip { MGA_2064, MGA_2164, MGA_1064, MGA_1164, MGA_G100, MGA_G200, MGA_G400, MGA_G450, MGA_G550 }; struct matrox_bios { unsigned int bios_valid : 1; unsigned int pins_len; unsigned char pins[128]; struct { unsigned char vMaj, vMin, vRev; } version; struct { unsigned char state, tvout; } output; }; struct matrox_switch; struct matroxfb_driver; struct matroxfb_dh_fb_info; struct matrox_vsync { wait_queue_head_t wait; unsigned int cnt; }; struct matrox_fb_info { struct fb_info fbcon; struct list_head next_fb; int dead; int initialized; unsigned int usecount; unsigned int userusecount; unsigned long irq_flags; struct matroxfb_par curr; struct matrox_hw_state hw; struct matrox_accel_data accel; struct pci_dev* pcidev; struct { struct matrox_vsync vsync; unsigned int pixclock; int mnp; int panpos; } crtc1; struct { struct matrox_vsync vsync; unsigned int pixclock; int mnp; struct matroxfb_dh_fb_info* info; struct rw_semaphore lock; } crtc2; struct { struct rw_semaphore lock; struct { int brightness, contrast, saturation, hue, gamma; int testout, deflicker; } tvo_params; } altout; #define MATROXFB_MAX_OUTPUTS 3 struct { unsigned int src; struct matrox_altout* output; void* data; unsigned int mode; unsigned int default_src; } outputs[MATROXFB_MAX_OUTPUTS]; #define MATROXFB_MAX_FB_DRIVERS 5 struct matroxfb_driver* (drivers[MATROXFB_MAX_FB_DRIVERS]); void* (drivers_data[MATROXFB_MAX_FB_DRIVERS]); unsigned int drivers_count; struct { unsigned long base; /* physical */ vaddr_t vbase; /* CPU view */ unsigned int len; unsigned int len_usable; unsigned int len_maximum; } video; struct { unsigned long base; /* physical */ vaddr_t vbase; /* CPU view */ unsigned int len; } mmio; unsigned int max_pixel_clock; unsigned int max_pixel_clock_panellink; struct matrox_switch* hw_switch; struct { struct matrox_pll_features pll; struct matrox_DAC1064_features DAC1064; } features; struct { spinlock_t DAC; spinlock_t accel; } lock; enum mga_chip chip; int interleave; int millenium; int milleniumII; struct { int cfb4; const int* vxres; int cross4MB; int text; int plnwt; int srcorg; } capable; #ifdef CONFIG_MTRR struct { int vram; int vram_valid; } mtrr; #endif struct { int precise_width; int mga_24bpp_fix; int novga; int nobios; int nopciretry; int noinit; int sgram; #ifdef CONFIG_FB_MATROX_32MB int support32MB; #endif int accelerator; int text_type_aux; int video64bits; int crtc2; int maven_capable; unsigned int vgastep; unsigned int textmode; unsigned int textstep; unsigned int textvram; /* character cells */ unsigned int ydstorg; /* offset in bytes from video start to usable memory */ /* 0 except for 6MB Millenium */ int memtype; int g450dac; int dfp_type; int panellink; /* G400 DFP possible (not G450/G550) */ int dualhead; unsigned int fbResource; } devflags; struct fb_ops fbops; struct matrox_bios bios; struct { struct matrox_pll_limits pixel; struct matrox_pll_limits system; struct matrox_pll_limits video; } limits; struct { struct matrox_pll_cache pixel; struct matrox_pll_cache system; struct matrox_pll_cache video; } cache; struct { struct { unsigned int video; unsigned int system; } pll; struct { u_int32_t opt; u_int32_t opt2; u_int32_t opt3; u_int32_t mctlwtst; u_int32_t mctlwtst_core; u_int32_t memmisc; u_int32_t memrdbk; u_int32_t maccess; } reg; struct { unsigned int ddr:1, emrswen:1, dll:1; } memory; } values; u_int32_t cmap[16]; }; #define info2minfo(info) container_of(info, struct matrox_fb_info, fbcon) #ifdef CONFIG_FB_MATROX_MULTIHEAD #define ACCESS_FBINFO2(info, x) (info->x) #define ACCESS_FBINFO(x) ACCESS_FBINFO2(minfo,x) #define MINFO minfo #define WPMINFO2 struct matrox_fb_info* minfo #define WPMINFO WPMINFO2 , #define CPMINFO2 const struct matrox_fb_info* minfo #define CPMINFO CPMINFO2 , #define PMINFO2 minfo #define PMINFO PMINFO2 , #define MINFO_FROM(x) struct matrox_fb_info* minfo = x #else extern struct matrox_fb_info matroxfb_global_mxinfo; #define ACCESS_FBINFO(x) (matroxfb_global_mxinfo.x) #define ACCESS_FBINFO2(info, x) (matroxfb_global_mxinfo.x) #define MINFO (&matroxfb_global_mxinfo) #define WPMINFO2 void #define WPMINFO #define CPMINFO2 void #define CPMINFO #define PMINFO2 #define PMINFO #define MINFO_FROM(x) #endif #define MINFO_FROM_INFO(x) MINFO_FROM(info2minfo(x)) struct matrox_switch { int (*preinit)(WPMINFO2); void (*reset)(WPMINFO2); int (*init)(WPMINFO struct my_timming*); void (*restore)(WPMINFO2); }; struct matroxfb_driver { struct list_head node; char* name; void* (*probe)(struct matrox_fb_info* info); void (*remove)(struct matrox_fb_info* info, void* data); }; int matroxfb_register_driver(struct matroxfb_driver* drv); void matroxfb_unregister_driver(struct matroxfb_driver* drv); #define PCI_OPTION_REG 0x40 #define PCI_OPTION_ENABLE_ROM 0x40000000 #define PCI_MGA_INDEX 0x44 #define PCI_MGA_DATA 0x48 #define PCI_OPTION2_REG 0x50 #define PCI_OPTION3_REG 0x54 #define PCI_MEMMISC_REG 0x58 #define M_DWGCTL 0x1C00 #define M_MACCESS 0x1C04 #define M_CTLWTST 0x1C08 #define M_PLNWT 0x1C1C #define M_BCOL 0x1C20 #define M_FCOL 0x1C24 #define M_SGN 0x1C58 #define M_LEN 0x1C5C #define M_AR0 0x1C60 #define M_AR1 0x1C64 #define M_AR2 0x1C68 #define M_AR3 0x1C6C #define M_AR4 0x1C70 #define M_AR5 0x1C74 #define M_AR6 0x1C78 #define M_CXBNDRY 0x1C80 #define M_FXBNDRY 0x1C84 #define M_YDSTLEN 0x1C88 #define M_PITCH 0x1C8C #define M_YDST 0x1C90 #define M_YDSTORG 0x1C94 #define M_YTOP 0x1C98 #define M_YBOT 0x1C9C /* mystique only */ #define M_CACHEFLUSH 0x1FFF #define M_EXEC 0x0100 #define M_DWG_TRAP 0x04 #define M_DWG_BITBLT 0x08 #define M_DWG_ILOAD 0x09 #define M_DWG_LINEAR 0x0080 #define M_DWG_SOLID 0x0800 #define M_DWG_ARZERO 0x1000 #define M_DWG_SGNZERO 0x2000 #define M_DWG_SHIFTZERO 0x4000 #define M_DWG_REPLACE 0x000C0000 #define M_DWG_REPLACE2 (M_DWG_REPLACE | 0x40) #define M_DWG_XOR 0x00060010 #define M_DWG_BFCOL 0x04000000 #define M_DWG_BMONOWF 0x08000000 #define M_DWG_TRANSC 0x40000000 #define M_FIFOSTATUS 0x1E10 #define M_STATUS 0x1E14 #define M_ICLEAR 0x1E18 #define M_IEN 0x1E1C #define M_VCOUNT 0x1E20 #define M_RESET 0x1E40 #define M_MEMRDBK 0x1E44 #define M_AGP2PLL 0x1E4C #define M_OPMODE 0x1E54 #define M_OPMODE_DMA_GEN_WRITE 0x00 #define M_OPMODE_DMA_BLIT 0x04 #define M_OPMODE_DMA_VECTOR_WRITE 0x08 #define M_OPMODE_DMA_LE 0x0000 /* little endian - no transformation */ #define M_OPMODE_DMA_BE_8BPP 0x0000 #define M_OPMODE_DMA_BE_16BPP 0x0100 #define M_OPMODE_DMA_BE_32BPP 0x0200 #define M_OPMODE_DIR_LE 0x000000 /* little endian - no transformation */ #define M_OPMODE_DIR_BE_8BPP 0x000000 #define M_OPMODE_DIR_BE_16BPP 0x010000 #define M_OPMODE_DIR_BE_32BPP 0x020000 #define M_ATTR_INDEX 0x1FC0 #define M_ATTR_DATA 0x1FC1 #define M_MISC_REG 0x1FC2 #define M_3C2_RD 0x1FC2 #define M_SEQ_INDEX 0x1FC4 #define M_SEQ_DATA 0x1FC5 #define M_SEQ1 0x01 #define M_SEQ1_SCROFF 0x20 #define M_MISC_REG_READ 0x1FCC #define M_GRAPHICS_INDEX 0x1FCE #define M_GRAPHICS_DATA 0x1FCF #define M_CRTC_INDEX 0x1FD4 #define M_ATTR_RESET 0x1FDA #define M_3DA_WR 0x1FDA #define M_INSTS1 0x1FDA #define M_EXTVGA_INDEX 0x1FDE #define M_EXTVGA_DATA 0x1FDF /* G200 only */ #define M_SRCORG 0x2CB4 #define M_DSTORG 0x2CB8 #define M_RAMDAC_BASE 0x3C00 /* fortunately, same on TVP3026 and MGA1064 */ #define M_DAC_REG (M_RAMDAC_BASE+0) #define M_DAC_VAL (M_RAMDAC_BASE+1) #define M_PALETTE_MASK (M_RAMDAC_BASE+2) #define M_X_INDEX 0x00 #define M_X_DATAREG 0x0A #define DAC_XGENIOCTRL 0x2A #define DAC_XGENIODATA 0x2B #define M_C2CTL 0x3C10 #define MX_OPTION_BSWAP 0x00000000 #ifdef __LITTLE_ENDIAN #define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) #define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) #define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) #define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) #define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) #else #ifdef __BIG_ENDIAN #define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) /* TODO */ #define M_OPMODE_8BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) #define M_OPMODE_16BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_16BPP | M_OPMODE_DMA_BLIT) #define M_OPMODE_24BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) /* TODO, ?32 */ #define M_OPMODE_32BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_BE_32BPP | M_OPMODE_DMA_BLIT) #else #error "Byte ordering have to be defined. Cannot continue." #endif #endif #define mga_inb(addr) mga_readb(ACCESS_FBINFO(mmio.vbase), (addr)) #define mga_inl(addr) mga_readl(ACCESS_FBINFO(mmio.vbase), (addr)) #define mga_outb(addr,val) mga_writeb(ACCESS_FBINFO(mmio.vbase), (addr), (val)) #define mga_outw(addr,val) mga_writew(ACCESS_FBINFO(mmio.vbase), (addr), (val)) #define mga_outl(addr,val) mga_writel(ACCESS_FBINFO(mmio.vbase), (addr), (val)) #define mga_readr(port,idx) (mga_outb((port),(idx)), mga_inb((port)+1)) #define mga_setr(addr,port,val) mga_outw(addr, ((val)<<8) | (port)) #define mga_fifo(n) do {} while ((mga_inl(M_FIFOSTATUS) & 0xFF) < (n)) #define WaitTillIdle() do {} while (mga_inl(M_STATUS) & 0x10000) /* code speedup */ #ifdef CONFIG_FB_MATROX_MILLENIUM #define isInterleave(x) (x->interleave) #define isMillenium(x) (x->millenium) #define isMilleniumII(x) (x->milleniumII) #else #define isInterleave(x) (0) #define isMillenium(x) (0) #define isMilleniumII(x) (0) #endif #define matroxfb_DAC_lock() spin_lock(&ACCESS_FBINFO(lock.DAC)) #define matroxfb_DAC_unlock() spin_unlock(&ACCESS_FBINFO(lock.DAC)) #define matroxfb_DAC_lock_irqsave(flags) spin_lock_irqsave(&ACCESS_FBINFO(lock.DAC),flags) #define matroxfb_DAC_unlock_irqrestore(flags) spin_unlock_irqrestore(&ACCESS_FBINFO(lock.DAC),flags) extern void matroxfb_DAC_out(CPMINFO int reg, int val); extern int matroxfb_DAC_in(CPMINFO int reg); extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt); extern int matroxfb_wait_for_sync(WPMINFO u_int32_t crtc); extern int matroxfb_enable_irq(WPMINFO int reenable); #ifdef MATROXFB_USE_SPINLOCKS #define CRITBEGIN spin_lock_irqsave(&ACCESS_FBINFO(lock.accel), critflags); #define CRITEND spin_unlock_irqrestore(&ACCESS_FBINFO(lock.accel), critflags); #define CRITFLAGS unsigned long critflags; #else #define CRITBEGIN #define CRITEND #define CRITFLAGS #endif #endif /* __MATROXFB_H__ */