Rev 132 | Details | Compare with Previous | Last modification | View Log | RSS feed
| Rev | Author | Line No. | Line |
|---|---|---|---|
| 132 | giacomo | 1 | /* |
| 2 | */ |
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| 3 | |||
| 4 | #include <stdlib.h> |
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| 5 | #include <stdio.h> /* for printf */ |
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| 6 | #include <string.h> /* for memset */ |
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| 7 | #include <unistd.h> |
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| 8 | //#include <sys/mman.h> /* for mmap */ |
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| 9 | #include "vga.h" |
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| 10 | #include "libvga.h" |
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| 11 | #include "driver.h" |
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| 12 | |||
| 13 | /* New style driver interface. */ |
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| 14 | #include "timing.h" |
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| 15 | #include "vgaregs.h" |
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| 16 | #include "interface.h" |
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| 17 | #include "lrmi.h" |
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| 18 | #include "vbe.h" |
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| 19 | #define VESAREG_SAVE(i) (VGA_TOTAL_REGS+i) |
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| 20 | #define VESA_TOTAL_REGS (VGA_TOTAL_REGS + 4024) |
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| 21 | |||
| 22 | /* #define VESA_savebitmap 0x0e */ |
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| 23 | int __svgalib_VESA_savebitmap=0x0e; |
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| 24 | int __svgalib_VESA_textmode=3; |
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| 25 | |||
| 26 | static int vesa_init(int, int, int); |
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| 27 | static void vesa_unlock(void); |
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| 28 | |||
| 29 | static int vesa_memory,vesa_chiptype; |
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| 30 | static int vesa_is_linear, vesa_logical_width, vesa_bpp, vesa_granularity; |
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| 31 | static int vesa_regs_size, vesa_linear_base, vesa_last_mode_set; |
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| 32 | static struct LRMI_regs vesa_r; |
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| 33 | static int vesa_read_write, vesa_read_window, vesa_write_window; |
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| 34 | static void * LRMI_mem1, * LRMI_mem2; |
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| 35 | |||
| 36 | static CardSpecs *cardspecs; |
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| 37 | static struct |
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| 38 | { |
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| 39 | struct vbe_info_block *info; |
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| 40 | struct vbe_mode_info_block *mode; |
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| 41 | } vesa_data; |
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| 42 | |||
| 43 | static int SVGALIB_VESA[__GLASTMODE+1]; |
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| 44 | |||
| 45 | static void vesa_setpage(int page) |
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| 46 | { |
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| 47 | vesa_r.eax=0x4f05; |
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| 48 | vesa_r.ebx=0; |
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| 49 | vesa_r.edx=page*64/vesa_granularity; |
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| 50 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 51 | |||
| 52 | if(vesa_read_write){ |
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| 53 | vesa_r.eax=0x4f05; |
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| 54 | vesa_r.ebx=1; |
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| 55 | vesa_r.edx=page*64/vesa_granularity; |
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| 56 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 57 | }; |
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| 58 | } |
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| 59 | |||
| 60 | |||
| 61 | static int __svgalib_vesa_inlinearmode(void) |
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| 62 | { |
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| 63 | return vesa_is_linear; |
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| 64 | } |
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| 65 | |||
| 66 | |||
| 67 | /* Fill in chipset specific mode information */ |
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| 68 | |||
| 69 | static void vesa_getmodeinfo(int mode, vga_modeinfo *modeinfo) |
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| 70 | { |
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| 71 | if (IS_IN_STANDARD_VGA_DRIVER(mode)) |
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| 72 | return __svgalib_vga_driverspecs.getmodeinfo(mode, modeinfo); |
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| 73 | |||
| 74 | if(modeinfo->colors==16)return; |
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| 75 | |||
| 76 | modeinfo->maxpixels = vesa_memory*1024/modeinfo->bytesperpixel; |
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| 77 | modeinfo->maxlogicalwidth = 4088; /* just a guess, */ |
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| 78 | modeinfo->startaddressrange = vesa_memory * 1024 - 1; |
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| 79 | modeinfo->haveblit = 0; |
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| 80 | modeinfo->flags &= ~HAVE_RWPAGE; |
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| 81 | modeinfo->flags |= vesa_read_write; /* sets HAVE_RWPAGE bit */ |
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| 82 | |||
| 83 | /* for linear need VBE2 */ |
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| 84 | if(vesa_chiptype>=1) |
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| 85 | if (modeinfo->bytesperpixel >= 1) { |
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| 86 | modeinfo->flags |= CAPABLE_LINEAR; |
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| 87 | if (__svgalib_vesa_inlinearmode()) |
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| 88 | modeinfo->flags |= IS_LINEAR | LINEAR_MODE; |
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| 89 | } |
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| 90 | |||
| 91 | /* to get the logical scanline width */ |
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| 92 | memset(&vesa_r, 0, sizeof(vesa_r)); |
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| 93 | |||
| 94 | vesa_r.eax = 0x4f01; |
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| 95 | vesa_r.ecx = SVGALIB_VESA[mode]; |
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| 96 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
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| 97 | vesa_r.edi = (unsigned int)vesa_data.mode & 0xf; |
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| 98 | |||
| 99 | if (!__svgalib_LRMI_int(0x10, &vesa_r)) { |
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| 100 | printk(KERN_ERR "Can't get mode info (vm86 failure)\n"); |
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| 101 | return; |
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| 102 | } |
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| 103 | modeinfo->linewidth = vesa_data.mode->bytes_per_scanline; |
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| 104 | } |
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| 105 | |||
| 106 | /* Read and save chipset-specific registers */ |
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| 107 | static int vesa_saveregs(uint8_t regs[]) |
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| 108 | { |
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| 109 | void * buf; |
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| 110 | buf=LRMI_mem1; |
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| 111 | vesa_r.eax=0x4f04; |
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| 112 | vesa_r.ebx=0; |
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| 113 | vesa_r.es=((long)buf)>>4; |
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| 114 | vesa_r.edx=1; |
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| 115 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
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| 116 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 117 | memcpy(®s[VGA_TOTAL_REGS],buf,vesa_regs_size); |
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| 118 | return vesa_regs_size; |
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| 119 | } |
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| 120 | |||
| 121 | /* Set chipset-specific registers */ |
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| 122 | |||
| 123 | static void vesa_setregs(const uint8_t regs[], int mode) |
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| 124 | { |
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| 125 | |||
| 126 | void * buf; |
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| 127 | buf=LRMI_mem1; |
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| 128 | memcpy(buf,®s[VGA_TOTAL_REGS],vesa_regs_size); |
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| 129 | vesa_r.eax=0x4f04; |
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| 130 | vesa_r.ebx=0; |
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| 131 | vesa_r.es=((long)buf)>>4; |
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| 132 | vesa_r.edx=2; |
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| 133 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
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| 134 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 135 | } |
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| 136 | |||
| 137 | |||
| 138 | /* Return nonzero if mode is available */ |
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| 139 | |||
| 140 | static int vesa_modeavailable(int mode) |
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| 141 | { |
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| 142 | struct info *info; |
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| 143 | ModeTiming *modetiming; |
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| 144 | ModeInfo *modeinfo; |
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| 145 | |||
| 146 | |||
| 147 | if (IS_IN_STANDARD_VGA_DRIVER(mode)) |
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| 148 | return __svgalib_vga_driverspecs.modeavailable(mode); |
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| 149 | |||
| 150 | info = &__svgalib_infotable[mode]; |
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| 151 | |||
| 152 | modeinfo = __svgalib_createModeInfoStructureForSvgalibMode(mode); |
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| 153 | |||
| 154 | modetiming = malloc(sizeof(ModeTiming)); |
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| 155 | if (__svgalib_getmodetiming(modetiming, modeinfo, cardspecs)) { |
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| 156 | free(modetiming); |
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| 157 | free(modeinfo); |
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| 158 | return 0; |
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| 159 | } |
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| 160 | free(modetiming); |
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| 161 | free(modeinfo); |
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| 162 | |||
| 163 | return SVGALIB_VESA[mode]; |
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| 164 | } |
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| 165 | |||
| 166 | |||
| 167 | static int vesa_setmode(int mode, int prv_mode) |
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| 168 | { |
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| 169 | vesa_bpp=1; |
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| 170 | vesa_granularity=1; |
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| 171 | if (IS_IN_STANDARD_VGA_DRIVER(mode)) { |
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| 172 | |||
| 173 | if(__svgalib_vesatext){ |
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| 174 | vesa_r.eax=0x4f02; /* make sure we are in a regular VGA mode before we start */ |
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| 175 | vesa_r.ebx=__svgalib_VESA_textmode; /* without this, if we start in SVGA mode the result might */ |
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| 176 | __svgalib_LRMI_int(0x10,&vesa_r); /* be something weird */ |
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| 177 | }; |
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| 178 | return __svgalib_vga_driverspecs.setmode(mode, prv_mode); |
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| 179 | } |
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| 180 | if (!vesa_modeavailable(mode)) return 1; |
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| 181 | vesa_r.eax=0x4f02; |
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| 182 | vesa_r.ebx=SVGALIB_VESA[mode]|0x8000|(vesa_is_linear*0x4000); |
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| 183 | vesa_last_mode_set=vesa_r.ebx; |
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| 184 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 185 | |||
| 186 | vesa_data.info = LRMI_mem2 ; |
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| 187 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
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| 188 | vesa_r.eax = 0x4f01; |
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| 189 | vesa_r.ecx=SVGALIB_VESA[mode]; |
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| 190 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
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| 191 | vesa_r.edi = (unsigned int)vesa_data.mode&0xf; |
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| 192 | __svgalib_LRMI_int(0x10, &vesa_r); |
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| 193 | vesa_logical_width=vesa_data.mode->bytes_per_scanline; |
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| 194 | vesa_bpp=(vesa_data.mode->bits_per_pixel+7)/8; |
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| 195 | if(vesa_logical_width==0) vesa_logical_width=vesa_bpp*vesa_data.mode->x_resolution; |
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| 196 | /* if not reported then guess */ |
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| 197 | vesa_granularity=vesa_data.mode->win_granularity; |
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| 198 | if(vesa_granularity==0)vesa_granularity=64; /* if not reported then guess */ |
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| 199 | if(vesa_chiptype>=1)vesa_linear_base=vesa_data.mode->phys_base_ptr; |
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| 200 | vesa_read_write=0; |
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| 201 | vesa_read_window=0; |
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| 202 | vesa_write_window=0; |
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| 203 | if((vesa_data.mode->win_a_attributes&6)!=6){ |
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| 204 | vesa_read_write=1; |
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| 205 | if ((vesa_data.mode->win_b_attributes&2) == 2) vesa_read_window=1; |
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| 206 | if ((vesa_data.mode->win_b_attributes&4) == 4) vesa_write_window=1; |
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| 207 | } |
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| 208 | return 0; |
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| 209 | } |
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| 210 | |||
| 211 | |||
| 212 | /* Unlock chipset-specific registers */ |
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| 213 | |||
| 214 | static void vesa_unlock(void) |
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| 215 | { |
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| 216 | } |
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| 217 | |||
| 218 | |||
| 219 | /* Relock chipset-specific registers */ |
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| 220 | /* (currently not used) */ |
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| 221 | |||
| 222 | static void vesa_lock(void) |
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| 223 | { |
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| 224 | } |
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| 225 | |||
| 226 | |||
| 227 | /* Indentify chipset, initialize and return non-zero if detected */ |
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| 228 | |||
| 229 | int vesa_test(void) |
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| 230 | { |
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| 231 | __svgalib_LRMI_init(); |
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| 161 | giacomo | 232 | LRMI_mem2 = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
| 132 | giacomo | 233 | + sizeof(struct vbe_mode_info_block)); |
| 234 | vesa_data.info = LRMI_mem2; |
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| 235 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
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| 236 | vesa_r.eax = 0x4f00; |
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| 237 | vesa_r.es = (unsigned int)vesa_data.info >> 4; |
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| 238 | vesa_r.edi = 0; |
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| 239 | |||
| 161 | giacomo | 240 | __svgalib_LRMI_free_real(LRMI_mem2,sizeof(void *)); |
| 132 | giacomo | 241 | |
| 242 | __svgalib_LRMI_int(0x10, &vesa_r); |
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| 243 | if (vesa_r.eax!=0x4f) return 0; |
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| 244 | return !vesa_init(0,0,0); |
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| 245 | } |
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| 246 | |||
| 247 | |||
| 248 | /* No r/w paging */ |
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| 249 | static void vesa_setrdpage(int page) |
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| 250 | { |
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| 251 | vesa_r.eax=0x4f05; |
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| 252 | vesa_r.ebx=vesa_read_window; |
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| 253 | vesa_r.edx=page*64/vesa_granularity; |
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| 254 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 255 | } |
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| 256 | static void vesa_setwrpage(int page) |
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| 257 | { |
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| 258 | vesa_r.eax=0x4f05; |
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| 259 | vesa_r.ebx=vesa_write_window; |
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| 260 | vesa_r.edx=page*64/vesa_granularity; |
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| 261 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 262 | } |
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| 263 | |||
| 264 | |||
| 265 | /* Set display start address (not for 16 color modes) */ |
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| 266 | |||
| 267 | static void vesa_setdisplaystart(int address) |
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| 268 | { |
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| 269 | vesa_r.eax=0x4f07; |
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| 270 | vesa_r.ebx=0; |
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| 271 | vesa_r.ecx=address % vesa_logical_width; |
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| 272 | vesa_r.edx=address / vesa_logical_width; |
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| 273 | |||
| 274 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 275 | |||
| 276 | } |
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| 277 | |||
| 278 | /* Set logical scanline length (usually multiple of 8) */ |
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| 279 | |||
| 280 | static void vesa_setlogicalwidth(int width) |
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| 281 | { |
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| 282 | vesa_r.eax=0x4f06; |
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| 283 | vesa_r.ebx=0; |
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| 284 | vesa_r.ecx=width / vesa_bpp ; |
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| 285 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 286 | vesa_logical_width=vesa_r.ebx; |
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| 287 | |||
| 288 | } |
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| 289 | |||
| 290 | static int vesa_linear(int op, int param) |
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| 291 | { |
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| 292 | if (op==LINEAR_ENABLE) { |
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| 293 | vesa_r.eax=0x4f02; |
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| 294 | vesa_r.ebx=vesa_last_mode_set|0x4000; |
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| 295 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 296 | vesa_is_linear=1; |
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| 297 | }; |
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| 298 | |||
| 299 | if (op==LINEAR_DISABLE){ |
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| 300 | vesa_r.eax=0x4f02; |
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| 301 | vesa_r.ebx=vesa_last_mode_set; |
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| 302 | __svgalib_LRMI_int(0x10,&vesa_r); |
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| 303 | vesa_is_linear=0; |
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| 304 | }; |
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| 305 | if (op==LINEAR_QUERY_BASE) {return vesa_linear_base ;} |
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| 306 | if (op == LINEAR_QUERY_RANGE || op == LINEAR_QUERY_GRANULARITY) return 0; /* No granularity or range. */ |
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| 307 | else return -1; /* Unknown function. */ |
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| 308 | } |
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| 309 | |||
| 310 | static int vesa_match_programmable_clock(int clock) |
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| 311 | { |
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| 312 | return clock ; |
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| 313 | } |
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| 314 | static int vesa_map_clock(int bpp, int clock) |
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| 315 | { |
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| 316 | return clock ; |
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| 317 | } |
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| 318 | static int vesa_map_horizontal_crtc(int bpp, int pixelclock, int htiming) |
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| 319 | { |
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| 320 | return htiming; |
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| 321 | } |
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| 322 | /* Function table (exported) */ |
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| 323 | |||
| 324 | DriverSpecs __svgalib_vesa_driverspecs = |
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| 325 | { |
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| 326 | vesa_saveregs, |
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| 327 | vesa_setregs, |
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| 328 | vesa_unlock, |
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| 329 | vesa_lock, |
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| 330 | vesa_test, |
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| 331 | vesa_init, |
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| 332 | vesa_setpage, |
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| 333 | vesa_setrdpage, |
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| 334 | vesa_setwrpage, |
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| 335 | vesa_setmode, |
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| 336 | vesa_modeavailable, |
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| 337 | vesa_setdisplaystart, |
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| 338 | vesa_setlogicalwidth, |
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| 339 | vesa_getmodeinfo, |
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| 340 | 0, /* old blit funcs */ |
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| 341 | 0, |
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| 342 | 0, |
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| 343 | 0, |
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| 344 | 0, |
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| 345 | 0, /* ext_set */ |
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| 346 | 0, /* accel */ |
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| 347 | vesa_linear, |
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| 348 | 0, /* accelspecs, filled in during init. */ |
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| 349 | NULL, /* Emulation */ |
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| 350 | }; |
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| 351 | |||
| 352 | /* Initialize chipset (called after detection) */ |
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| 353 | |||
| 354 | static int vesa_init(int force, int par1, int par2) |
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| 355 | { |
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| 356 | short int *mode_list; |
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| 357 | int i; |
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| 161 | giacomo | 358 | #if 0 |
| 359 | uint8_t *m; |
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| 360 | int address; |
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| 361 | |||
| 362 | m=mmap(0,0x502,PROT_READ,MAP_SHARED,__svgalib_mem_fd,0); |
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| 132 | giacomo | 363 | |
| 161 | giacomo | 364 | address=((long)*(unsigned short *)(m+64))+(((long)*(unsigned short *)(m+66))<<4); |
| 365 | if((address<0xa0000)||(address>0xfffff)) { |
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| 366 | fprintf(stderr, "Real mode int 0x10 at 0x%08x handler not in ROM.\n",address); |
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| 367 | fprintf(stderr, "Try running vga_reset.\n"); |
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| 368 | return 1; |
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| 369 | }; |
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| 370 | #endif |
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| 132 | giacomo | 371 | __svgalib_textprog|=1; |
| 372 | |||
| 373 | /* Get I/O priviledge */ |
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| 374 | |||
| 375 | if (force) { |
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| 376 | vesa_memory = par1; |
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| 377 | vesa_chiptype = par2; |
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| 378 | } else { |
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| 379 | vesa_memory=4096; |
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| 380 | }; |
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| 381 | |||
| 161 | giacomo | 382 | __svgalib_LRMI_init(); |
| 383 | for(i=0;i<__GLASTMODE;i++)SVGALIB_VESA[i]=IS_IN_STANDARD_VGA_DRIVER(i); |
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| 384 | |||
| 132 | giacomo | 385 | vesa_data.info = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
| 386 | + sizeof(struct vbe_mode_info_block)); |
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| 387 | vesa_data.mode = (struct vbe_mode_info_block *)(vesa_data.info + 1); |
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| 388 | vesa_r.eax = 0x4f00; |
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| 389 | vesa_r.es = (unsigned int)vesa_data.info >> 4; |
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| 390 | vesa_r.edi = 0; |
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| 391 | |||
| 392 | memcpy(vesa_data.info->vbe_signature, "VBE2", 4); |
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| 393 | |||
| 394 | __svgalib_LRMI_int(0x10, &vesa_r); |
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| 395 | |||
| 396 | if ((vesa_r.eax & 0xffff) != 0x4f || strncmp(vesa_data.info->vbe_signature, "VESA", 4) != 0) { |
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| 397 | printk(KERN_ERR "No VESA bios detected!\n"); |
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| 161 | giacomo | 398 | printk(KERN_ERR"Try running vga_reset.\n"); |
| 132 | giacomo | 399 | return 1; |
| 400 | } |
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| 161 | giacomo | 401 | |
| 132 | giacomo | 402 | if(vesa_data.info->vbe_version>=0x0200)vesa_chiptype=1 ; else vesa_chiptype=0; |
| 403 | if(vesa_data.info->vbe_version>=0x0300)vesa_chiptype=2 ; |
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| 404 | |||
| 405 | vesa_memory = vesa_data.info->total_memory*64; |
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| 406 | |||
| 407 | mode_list = (short int *)(vesa_data.info->video_mode_list_seg * 16 + vesa_data.info->video_mode_list_off); |
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| 408 | |||
| 409 | while (*mode_list != -1) { |
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| 410 | memset(&vesa_r, 0, sizeof(vesa_r)); |
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| 411 | |||
| 412 | vesa_r.eax = 0x4f01; |
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| 413 | vesa_r.ecx = *mode_list; |
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| 414 | vesa_r.es = (unsigned int)vesa_data.mode >> 4; |
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| 415 | vesa_r.edi = (unsigned int)vesa_data.mode & 0xf; |
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| 416 | |||
| 417 | if((vesa_chiptype>=1)&&(vesa_data.mode->mode_attributes&0x80)) |
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| 418 | vesa_linear_base=vesa_data.mode->phys_base_ptr; |
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| 419 | if (!__svgalib_LRMI_int(0x10, &vesa_r)) { |
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| 420 | printk(KERN_ERR "Can't get mode info (vm86 failure)\n"); |
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| 421 | return 1; |
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| 422 | } |
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| 161 | giacomo | 423 | #if 1 |
| 132 | giacomo | 424 | for(i=0;i<=__GLASTMODE;i++) |
| 425 | if((infotable[i].xdim==vesa_data.mode->x_resolution)&& |
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| 426 | (infotable[i].ydim==vesa_data.mode->y_resolution)&& |
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| 427 | (((vesa_data.mode->rsvd_mask_size==8)&&(infotable[i].bytesperpixel==4))|| |
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| 428 | ((vesa_data.mode->bits_per_pixel==32)&&(infotable[i].bytesperpixel==4))|| |
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| 429 | ((vesa_data.mode->bits_per_pixel==24)&&(infotable[i].bytesperpixel==3))|| |
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| 430 | ((vesa_data.mode->green_mask_size==5)&&(infotable[i].colors==32768))|| |
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| 431 | ((vesa_data.mode->green_mask_size==6)&&(infotable[i].colors==65536))|| |
||
| 432 | ((vesa_data.mode->memory_model==VBE_MODEL_PLANAR)&&(infotable[i].colors==16))|| |
||
| 433 | ((vesa_data.mode->memory_model==VBE_MODEL_256)&&(infotable[i].colors==256))|| |
||
| 434 | ((vesa_data.mode->memory_model==VBE_MODEL_PACKED)&& |
||
| 435 | (infotable[i].colors==256)&&(vesa_data.mode->bits_per_pixel==8)))){ |
||
| 436 | SVGALIB_VESA[i]=*mode_list; |
||
| 437 | i=__GLASTMODE+1; |
||
| 438 | }; |
||
| 439 | |||
| 161 | giacomo | 440 | #else |
| 441 | if (vesa_data.mode->memory_model == VBE_MODEL_RGB) { |
||
| 442 | if((vesa_data.mode->rsvd_mask_size==8)||(vesa_data.mode->bits_per_pixel==32)) { |
||
| 443 | switch(vesa_data.mode->y_resolution){ |
||
| 444 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 445 | SVGALIB_VESA[G320x200x16M32]=*mode_list; break; |
||
| 446 | case 240: if(vesa_data.mode->x_resolution==320) |
||
| 447 | SVGALIB_VESA[G320x240x16M32]=*mode_list; break; |
||
| 448 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 449 | SVGALIB_VESA[G400x300x16M32]=*mode_list; break; |
||
| 450 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 451 | SVGALIB_VESA[G512x384x16M32]=*mode_list; break; |
||
| 452 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 453 | SVGALIB_VESA[G640x480x16M32]=*mode_list; break; |
||
| 454 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 455 | SVGALIB_VESA[G800x600x16M32]=*mode_list; break; |
||
| 456 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 457 | SVGALIB_VESA[G960x720x16M32]=*mode_list; break; |
||
| 458 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 459 | SVGALIB_VESA[G1024x768x16M32]=*mode_list; break; |
||
| 460 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 461 | SVGALIB_VESA[G1152x864x16M32]=*mode_list; break; |
||
| 462 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 463 | SVGALIB_VESA[G1280x1024x16M32]=*mode_list; break; |
||
| 464 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 465 | SVGALIB_VESA[G1600x1200x16M32]=*mode_list; break; |
||
| 466 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 467 | SVGALIB_VESA[G1920x1440x16M32]=*mode_list; break; |
||
| 468 | } |
||
| 469 | } else { |
||
| 470 | i=0; |
||
| 471 | switch(vesa_data.mode->y_resolution){ |
||
| 472 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 473 | i=G320x200x32K; break; |
||
| 474 | case 240: if(vesa_data.mode->x_resolution==320) |
||
| 475 | i=G320x240x32K; break; |
||
| 476 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 477 | i=G400x300x32K; break; |
||
| 478 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 479 | i=G512x384x32K; break; |
||
| 480 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 481 | i=G640x480x32K; break; |
||
| 482 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 483 | i=G800x600x32K; break; |
||
| 484 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 485 | i=G960x720x32K; break; |
||
| 486 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 487 | i=G1024x768x32K; break; |
||
| 488 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 489 | i=G1152x864x32K; break; |
||
| 490 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 491 | i=G1280x1024x32K; break; |
||
| 492 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 493 | i=G1600x1200x32K; break; |
||
| 494 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 495 | i=G1920x1440x32K; break; |
||
| 496 | }; |
||
| 497 | if(i>0)switch(vesa_data.mode->green_mask_size){ |
||
| 498 | case 5:SVGALIB_VESA[i]=*mode_list; break; |
||
| 499 | case 6:SVGALIB_VESA[i+1]=*mode_list; break; |
||
| 500 | case 8:if(vesa_data.mode->rsvd_mask_size==0)SVGALIB_VESA[i+2]=*mode_list; break; |
||
| 501 | }; |
||
| 502 | }; |
||
| 503 | } else if ((vesa_data.mode->memory_model == VBE_MODEL_256) || |
||
| 504 | (vesa_data.mode->memory_model == VBE_MODEL_PACKED)){ |
||
| 505 | switch(vesa_data.mode->y_resolution){ |
||
| 506 | case 200: if(vesa_data.mode->x_resolution==320) |
||
| 507 | SVGALIB_VESA[G320x200x256]=*mode_list; break; |
||
| 508 | case 240: if(vesa_data.mode->x_resolution==320) { |
||
| 509 | if(vesa_data.mode->number_of_planes==8) |
||
| 510 | SVGALIB_VESA[G320x240x256]=*mode_list; |
||
| 511 | else SVGALIB_VESA[G320x240x256V]=*mode_list; |
||
| 512 | }; |
||
| 513 | break; |
||
| 514 | case 300: if(vesa_data.mode->x_resolution==400) |
||
| 515 | SVGALIB_VESA[G400x300x256]=*mode_list; break; |
||
| 516 | case 384: if(vesa_data.mode->x_resolution==512) |
||
| 517 | SVGALIB_VESA[G512x384x256]=*mode_list; break; |
||
| 518 | case 480: if(vesa_data.mode->x_resolution==640) |
||
| 519 | SVGALIB_VESA[G640x480x256]=*mode_list; break; |
||
| 520 | case 600: if(vesa_data.mode->x_resolution==800) |
||
| 521 | SVGALIB_VESA[G800x600x256]=*mode_list; break; |
||
| 522 | case 720: if(vesa_data.mode->x_resolution==960) |
||
| 523 | SVGALIB_VESA[G960x720x256]=*mode_list; break; |
||
| 524 | case 768: if(vesa_data.mode->x_resolution==1024) |
||
| 525 | SVGALIB_VESA[G1024x768x256]=*mode_list; break; |
||
| 526 | case 864: if(vesa_data.mode->x_resolution==1152) |
||
| 527 | SVGALIB_VESA[G1152x864x256]=*mode_list; break; |
||
| 528 | case 1024: if(vesa_data.mode->x_resolution==1280) |
||
| 529 | SVGALIB_VESA[G1280x1024x256]=*mode_list; break; |
||
| 530 | case 1200: if(vesa_data.mode->x_resolution==1600) |
||
| 531 | SVGALIB_VESA[G1600x1200x256]=*mode_list; break; |
||
| 532 | case 1440: if(vesa_data.mode->x_resolution==1920) |
||
| 533 | SVGALIB_VESA[G1920x1440x256]=*mode_list; break; |
||
| 534 | } |
||
| 535 | } |
||
| 536 | #endif |
||
| 537 | mode_list++; |
||
| 132 | giacomo | 538 | }; |
| 539 | vesa_r.eax=0x4f04; |
||
| 540 | vesa_r.edx=0; |
||
| 541 | vesa_r.ecx=__svgalib_VESA_savebitmap; |
||
| 542 | vesa_r.ebx=0; |
||
| 543 | __svgalib_LRMI_int(0x10,&vesa_r); |
||
| 544 | vesa_regs_size=vesa_r.ebx*64; |
||
| 161 | giacomo | 545 | __svgalib_LRMI_free_real(vesa_data.info,sizeof(struct vbe_info_block) + sizeof(struct vbe_mode_info_block)); |
| 132 | giacomo | 546 | |
| 547 | SVGALIB_VESA[TEXT]=3; |
||
| 548 | |||
| 549 | cardspecs = malloc(sizeof(CardSpecs)); |
||
| 550 | cardspecs->videoMemory = vesa_memory; |
||
| 551 | cardspecs->maxPixelClock4bpp = 300000; |
||
| 552 | cardspecs->maxPixelClock8bpp = 300000; |
||
| 553 | cardspecs->maxPixelClock16bpp = 300000; |
||
| 554 | cardspecs->maxPixelClock24bpp = 300000; |
||
| 555 | cardspecs->maxPixelClock32bpp = 300000; |
||
| 556 | cardspecs->flags = CLOCK_PROGRAMMABLE; |
||
| 557 | cardspecs->maxHorizontalCrtc = 4088; |
||
| 558 | cardspecs->nClocks =1; |
||
| 559 | cardspecs->clocks = NULL; |
||
| 560 | cardspecs->mapClock = vesa_map_clock; |
||
| 561 | cardspecs->mapHorizontalCrtc = vesa_map_horizontal_crtc; |
||
| 562 | cardspecs->matchProgrammableClock=vesa_match_programmable_clock; |
||
| 563 | __svgalib_driverspecs = &__svgalib_vesa_driverspecs; |
||
| 564 | |||
| 565 | LRMI_mem1 = __svgalib_LRMI_alloc_real(vesa_regs_size); |
||
| 566 | LRMI_mem2 = __svgalib_LRMI_alloc_real(sizeof(struct vbe_info_block) |
||
| 567 | + sizeof(struct vbe_mode_info_block)); |
||
| 568 | |||
| 569 | __svgalib_banked_mem_base=0xa0000; |
||
| 570 | __svgalib_banked_mem_size=0x10000; |
||
| 571 | if(vesa_chiptype>=1) { |
||
| 572 | __svgalib_linear_mem_base=vesa_linear_base; |
||
| 573 | __svgalib_linear_mem_size=vesa_memory*0x400; |
||
| 574 | }; |
||
| 575 | |||
| 576 | if (__svgalib_driver_report) { |
||
| 577 | printk(KERN_INFO "Using VESA driver, %iKB. %s\n",vesa_memory, |
||
| 578 | (vesa_chiptype==2)?"VBE3":(vesa_chiptype?"VBE2.0":"VBE1.2")); |
||
| 579 | } |
||
| 580 | |||
| 581 | sleep(4); |
||
| 582 | |||
| 583 | return 0; |
||
| 161 | giacomo | 584 | } |
| 132 | giacomo | 585 |