matroxfb_base.h
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上传日期:2013-02-24
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文件大小:20k
- /*
- *
- * Hardware accelerated Matrox Millennium I, II, Mystique, G100, G200, G400 and G450
- *
- * (c) 1998,1999,2000,2001 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/config.h>
- #include <linux/module.h>
- #include <linux/kernel.h>
- #include <linux/errno.h>
- #include <linux/string.h>
- #include <linux/mm.h>
- #include <linux/tty.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 <asm/io.h>
- #include <asm/unaligned.h>
- #ifdef CONFIG_MTRR
- #include <asm/mtrr.h>
- #endif
- #include <video/fbcon.h>
- #include <video/fbcon-cfb4.h>
- #include <video/fbcon-cfb8.h>
- #include <video/fbcon-cfb16.h>
- #include <video/fbcon-cfb24.h>
- #include <video/fbcon-cfb32.h>
- #if defined(CONFIG_FB_COMPAT_XPMAC)
- #include <asm/vc_ioctl.h>
- #endif
- #if defined(CONFIG_PPC)
- #include <asm/prom.h>
- #include <asm/pci-bridge.h>
- #include <video/macmodes.h>
- #endif
- /* always compile support for 32MB... It cost almost nothing */
- #define CONFIG_FB_MATROX_32MB
- #define FBCON_HAS_VGATEXT
- #ifdef MATROXFB_DEBUG
- #define DEBUG
- #define DBG(x) printk(KERN_DEBUG "matroxfb: %sn", (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 */
- #if !defined(__i386__) && !defined(__x86_64__)
- #ifndef ioremap_nocache
- #define ioremap_nocache(X,Y) ioremap(X,Y)
- #endif
- #endif
- #if defined(__alpha__) || defined(__m68k__)
- #define READx_WORKS
- #define MEMCPYTOIO_WORKS
- #else
- #define READx_FAILS
- /* recheck __ppc__, maybe that __ppc__ needs MEMCPYTOIO_WRITEL */
- /* I benchmarked PII/350MHz with G200... MEMCPY, MEMCPYTOIO and WRITEL are on same speed ( <2% diff) */
- /* so that means that G200 speed (or AGP speed?) is our limit... I do not have benchmark to test, how */
- /* much of PCI bandwidth is used during transfers... */
- #if defined(__i386__) || defined(__x86_64__)
- #define MEMCPYTOIO_MEMCPY
- #else
- #define MEMCPYTOIO_WRITEL
- #endif
- #endif
- #ifdef __sparc__
- #error "Sorry, I have no idea how to do this on sparc... There is mapioaddr... With bus_type parameter..."
- #endif
- #if defined(__m68k__)
- #define MAP_BUSTOVIRT
- #else
- #define MAP_IOREMAP
- #endif
- #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)
- /* G100, G200 and Mystique have (almost) same DAC */
- #undef NEED_DAC1064
- #if defined(CONFIG_FB_MATROX_MYSTIQUE) || defined(CONFIG_FB_MATROX_G100)
- #define NEED_DAC1064 1
- #endif
- typedef struct {
- u_int8_t* vaddr;
- } vaddr_t;
- #ifdef READx_WORKS
- static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) {
- return readb(va.vaddr + offs);
- }
- static inline unsigned int mga_readw(vaddr_t va, unsigned int offs) {
- return readw(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_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 void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
- writel(value, va.vaddr + offs);
- }
- #else
- static inline unsigned int mga_readb(vaddr_t va, unsigned int offs) {
- return *(volatile u_int8_t*)(va.vaddr + offs);
- }
- static inline unsigned int mga_readw(vaddr_t va, unsigned int offs) {
- return *(volatile u_int16_t*)(va.vaddr + offs);
- }
- static inline u_int32_t mga_readl(vaddr_t va, unsigned int offs) {
- return *(volatile u_int32_t*)(va.vaddr + offs);
- }
- static inline void mga_writeb(vaddr_t va, unsigned int offs, u_int8_t value) {
- *(volatile u_int8_t*)(va.vaddr + offs) = value;
- }
- static inline void mga_writew(vaddr_t va, unsigned int offs, u_int16_t value) {
- *(volatile u_int16_t*)(va.vaddr + offs) = value;
- }
- static inline void mga_writel(vaddr_t va, unsigned int offs, u_int32_t value) {
- *(volatile u_int32_t*)(va.vaddr + offs) = value;
- }
- #endif
- static inline void mga_memcpy_toio(vaddr_t va, unsigned int offs, const void* src, int len) {
- #ifdef MEMCPYTOIO_WORKS
- memcpy_toio(va.vaddr + offs, src, len);
- #elif defined(MEMCPYTOIO_WRITEL)
- #define srcd ((const u_int32_t*)src)
- if (offs & 3) {
- while (len >= 4) {
- mga_writel(va, offs, get_unaligned(srcd++));
- offs += 4;
- len -= 4;
- }
- } else {
- while (len >= 4) {
- mga_writel(va, offs, *srcd++);
- offs += 4;
- len -= 4;
- }
- }
- #undef srcd
- if (len) {
- u_int32_t tmp;
- memcpy(&tmp, src, len);
- mga_writel(va, offs, tmp);
- }
- #elif defined(MEMCPYTOIO_MEMCPY)
- memcpy(va.vaddr + offs, src, len);
- #else
- #error "Sorry, do not know how to write block of data to device"
- #endif
- }
- static inline void vaddr_add(vaddr_t* va, unsigned long offs) {
- va->vaddr += offs;
- }
- static inline void* 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) {
- #ifdef MAP_IOREMAP
- if (flags & MGA_IOREMAP_NOCACHE)
- virt->vaddr = ioremap_nocache(phys, size);
- else
- virt->vaddr = ioremap(phys, size);
- #else
- #ifdef MAP_BUSTOVIRT
- virt->vaddr = bus_to_virt(phys);
- #else
- #error "Your architecture does not have neither ioremap nor bus_to_virt... Giving up"
- #endif
- #endif
- return (virt->vaddr == 0); /* 0, !0... 0, error_code in future */
- }
- static inline void mga_iounmap(vaddr_t va) {
- #ifdef MAP_IOREMAP
- iounmap(va.vaddr);
- #endif
- }
- struct my_timming {
- unsigned int pixclock;
- 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 */
- };
- 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;
- void (*putc)(u_int32_t, u_int32_t, struct display*, int, int, int);
- void (*putcs)(u_int32_t, u_int32_t, struct display*, const unsigned short*, int, int, int);
- };
- struct matrox_fb_info;
- struct matrox_DAC1064_features {
- u_int8_t xvrefctrl;
- u_int8_t xmiscctrl;
- unsigned int cursorimage;
- };
- struct matrox_accel_features {
- int has_cacheflush;
- };
- /* 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_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;
- /* CRTC2 only */
- /* u_int32_t TBD */
- };
- 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 matrox_altout {
- int (*compute)(void* altout_dev, struct my_timming* input, struct matrox_hw_state* state);
- int (*program)(void* altout_dev, const struct matrox_hw_state* state);
- int (*start)(void* altout_dev);
- void (*incuse)(void* altout_dev);
- void (*decuse)(void* altout_dev);
- int (*setmode)(void* altout_dev, u_int32_t mode);
- int (*getmode)(void* altout_dev, u_int32_t* mode);
- };
- struct matrox_switch;
- struct matroxfb_driver;
- struct matrox_fb_info {
- /* fb_info must be first */
- struct fb_info fbcon;
- struct list_head next_fb;
- int dead;
- unsigned int usecount;
- struct matroxfb_par curr;
- struct matrox_hw_state hw1;
- struct matrox_hw_state hw2;
- struct matrox_hw_state* newhw;
- struct matrox_hw_state* currenthw;
- struct matrox_accel_data accel;
- struct pci_dev* pcidev;
- struct {
- u_int32_t all;
- u_int32_t ph;
- u_int32_t sh;
- } output;
- struct matrox_altout* primout;
- struct {
- struct fb_info* info;
- struct rw_semaphore lock;
- } crtc2;
- struct {
- struct matrox_altout* output;
- void* device;
- struct rw_semaphore lock;
- } altout;
- #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;
- struct matrox_switch* hw_switch;
- int currcon;
- struct display* currcon_display;
- struct {
- struct matrox_pll_features pll;
- struct matrox_DAC1064_features DAC1064;
- struct matrox_accel_features accel;
- } features;
- struct {
- spinlock_t DAC;
- spinlock_t accel;
- } lock;
- int interleave;
- int millenium;
- int milleniumII;
- struct {
- int cfb4;
- const int* vxres;
- int cross4MB;
- int text;
- int plnwt;
- int srcorg;
- } capable;
- struct {
- unsigned int size;
- unsigned int mgabase;
- vaddr_t vbase;
- } fastfont;
- #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 inverse;
- int hwcursor;
- int blink;
- 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 g550dac;
- int dfp_type;
- } devflags;
- struct display_switch dispsw;
- struct {
- int x;
- int y;
- unsigned int w;
- unsigned int u;
- unsigned int d;
- unsigned int type;
- int state;
- int redraw;
- struct timer_list timer;
- } cursor;
- struct { unsigned red, green, blue, transp; } palette[256];
- #if defined(CONFIG_FB_COMPAT_XPMAC)
- char matrox_name[32];
- #endif
- /* These ifdefs must be last! They differ for module & non-module compiles */
- #if defined(FBCON_HAS_CFB16) || defined(FBCON_HAS_CFB24) || defined(FBCON_HAS_CFB32)
- union {
- #ifdef FBCON_HAS_CFB16
- u_int16_t cfb16[16];
- #endif
- #ifdef FBCON_HAS_CFB24
- u_int32_t cfb24[16];
- #endif
- #ifdef FBCON_HAS_CFB32
- u_int32_t cfb32[16];
- #endif
- } cmap;
- #endif
- };
- #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 ,
- static inline struct matrox_fb_info* mxinfo(const struct display* p) {
- return (struct matrox_fb_info*)p->fb_info;
- }
- #define PMXINFO(p) mxinfo(p),
- #define MINFO_FROM(x) struct matrox_fb_info* minfo = x
- #define MINFO_FROM_DISP(x) MINFO_FROM(mxinfo(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
- #if 0
- static inline struct matrox_fb_info* mxinfo(const struct display* p) {
- return &matroxfb_global_mxinfo;
- }
- #endif
- #define PMXINFO(p)
- #define MINFO_FROM(x)
- #define MINFO_FROM_DISP(x)
- #endif
- struct matrox_switch {
- int (*preinit)(WPMINFO struct matrox_hw_state*);
- void (*reset)(WPMINFO struct matrox_hw_state*);
- int (*init)(CPMINFO struct matrox_hw_state*, struct my_timming*, struct display*);
- void (*restore)(WPMINFO struct matrox_hw_state*, struct matrox_hw_state*, struct display*);
- int (*selhwcursor)(WPMINFO struct display*);
- };
- 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_MGA_INDEX 0x44
- #define PCI_MGA_DATA 0x48
- #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_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_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
- #ifdef __LITTLE_ENDIAN
- #define MX_OPTION_BSWAP 0x00000000
- #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 MX_OPTION_BSWAP 0x80000000
- #define M_OPMODE_4BPP (M_OPMODE_DMA_LE | M_OPMODE_DIR_LE | M_OPMODE_DMA_BLIT) /* TODO */
- #define M_OPMODE_8BPP (M_OPMODE_DMA_BE_8BPP | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT)
- #define M_OPMODE_16BPP (M_OPMODE_DMA_BE_16BPP | M_OPMODE_DIR_BE_16BPP | M_OPMODE_DMA_BLIT)
- #define M_OPMODE_24BPP (M_OPMODE_DMA_BE_8BPP | M_OPMODE_DIR_BE_8BPP | M_OPMODE_DMA_BLIT) /* TODO, ?32 */
- #define M_OPMODE_32BPP (M_OPMODE_DMA_BE_32BPP | 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))
- #ifdef __LITTLE_ENDIAN
- #define mga_setr(addr,port,val) mga_outw(addr, ((val)<<8) | (port))
- #else
- #define mga_setr(addr,port,val) do { mga_outb(addr, port); mga_outb((addr)+1, val); } while (0)
- #endif
- #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 struct list_head matroxfb_list;
- extern void matroxfb_var2my(struct fb_var_screeninfo* fvsi, struct my_timming* mt);
- #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__ */