symbian-qemu-0.9.1-12/qemu-symbian-svp/hw/vga_int.h
changeset 1 2fb8b9db1c86
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0:ffa851df0825 1:2fb8b9db1c86
       
     1 /*
       
     2  * QEMU internal VGA defines.
       
     3  *
       
     4  * Copyright (c) 2003-2004 Fabrice Bellard
       
     5  *
       
     6  * Permission is hereby granted, free of charge, to any person obtaining a copy
       
     7  * of this software and associated documentation files (the "Software"), to deal
       
     8  * in the Software without restriction, including without limitation the rights
       
     9  * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
       
    10  * copies of the Software, and to permit persons to whom the Software is
       
    11  * furnished to do so, subject to the following conditions:
       
    12  *
       
    13  * The above copyright notice and this permission notice shall be included in
       
    14  * all copies or substantial portions of the Software.
       
    15  *
       
    16  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
       
    17  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
       
    18  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
       
    19  * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
       
    20  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
       
    21  * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
       
    22  * THE SOFTWARE.
       
    23  */
       
    24 #define MSR_COLOR_EMULATION 0x01
       
    25 #define MSR_PAGE_SELECT     0x20
       
    26 
       
    27 #define ST01_V_RETRACE      0x08
       
    28 #define ST01_DISP_ENABLE    0x01
       
    29 
       
    30 /* bochs VBE support */
       
    31 #define CONFIG_BOCHS_VBE
       
    32 
       
    33 #define VBE_DISPI_MAX_XRES              1600
       
    34 #define VBE_DISPI_MAX_YRES              1200
       
    35 #define VBE_DISPI_MAX_BPP               32
       
    36 
       
    37 #define VBE_DISPI_INDEX_ID              0x0
       
    38 #define VBE_DISPI_INDEX_XRES            0x1
       
    39 #define VBE_DISPI_INDEX_YRES            0x2
       
    40 #define VBE_DISPI_INDEX_BPP             0x3
       
    41 #define VBE_DISPI_INDEX_ENABLE          0x4
       
    42 #define VBE_DISPI_INDEX_BANK            0x5
       
    43 #define VBE_DISPI_INDEX_VIRT_WIDTH      0x6
       
    44 #define VBE_DISPI_INDEX_VIRT_HEIGHT     0x7
       
    45 #define VBE_DISPI_INDEX_X_OFFSET        0x8
       
    46 #define VBE_DISPI_INDEX_Y_OFFSET        0x9
       
    47 #define VBE_DISPI_INDEX_NB              0xa
       
    48 
       
    49 #define VBE_DISPI_ID0                   0xB0C0
       
    50 #define VBE_DISPI_ID1                   0xB0C1
       
    51 #define VBE_DISPI_ID2                   0xB0C2
       
    52 #define VBE_DISPI_ID3                   0xB0C3
       
    53 #define VBE_DISPI_ID4                   0xB0C4
       
    54 
       
    55 #define VBE_DISPI_DISABLED              0x00
       
    56 #define VBE_DISPI_ENABLED               0x01
       
    57 #define VBE_DISPI_GETCAPS               0x02
       
    58 #define VBE_DISPI_8BIT_DAC              0x20
       
    59 #define VBE_DISPI_LFB_ENABLED           0x40
       
    60 #define VBE_DISPI_NOCLEARMEM            0x80
       
    61 
       
    62 #define VBE_DISPI_LFB_PHYSICAL_ADDRESS  0xE0000000
       
    63 
       
    64 #ifdef CONFIG_BOCHS_VBE
       
    65 
       
    66 #define VGA_STATE_COMMON_BOCHS_VBE              \
       
    67     uint16_t vbe_index;                         \
       
    68     uint16_t vbe_regs[VBE_DISPI_INDEX_NB];      \
       
    69     uint32_t vbe_start_addr;                    \
       
    70     uint32_t vbe_line_offset;                   \
       
    71     uint32_t vbe_bank_mask;
       
    72 
       
    73 #else
       
    74 
       
    75 #define VGA_STATE_COMMON_BOCHS_VBE
       
    76 
       
    77 #endif /* !CONFIG_BOCHS_VBE */
       
    78 
       
    79 #define CH_ATTR_SIZE (160 * 100)
       
    80 #define VGA_MAX_HEIGHT 2048
       
    81 
       
    82 struct vga_precise_retrace {
       
    83     int64_t ticks_per_char;
       
    84     int64_t total_chars;
       
    85     int htotal;
       
    86     int hstart;
       
    87     int hend;
       
    88     int vstart;
       
    89     int vend;
       
    90     int freq;
       
    91 };
       
    92 
       
    93 union vga_retrace {
       
    94     struct vga_precise_retrace precise;
       
    95 };
       
    96 
       
    97 struct VGAState;
       
    98 typedef uint8_t (* vga_retrace_fn)(struct VGAState *s);
       
    99 typedef void (* vga_update_retrace_info_fn)(struct VGAState *s);
       
   100 
       
   101 #define VGA_STATE_COMMON                                                \
       
   102     uint8_t *vram_ptr;                                                  \
       
   103     ram_addr_t vram_offset;                                             \
       
   104     unsigned int vram_size;                                             \
       
   105     uint32_t lfb_addr;                                                  \
       
   106     uint32_t lfb_end;                                                   \
       
   107     uint32_t map_addr;                                                  \
       
   108     uint32_t map_end;                                                   \
       
   109     uint32_t lfb_vram_mapped; /* whether 0xa0000 is mapped as ram */    \
       
   110     unsigned long bios_offset;                                          \
       
   111     unsigned int bios_size;                                             \
       
   112     int it_shift;                                                       \
       
   113     PCIDevice *pci_dev;                                                 \
       
   114     uint32_t latch;                                                     \
       
   115     uint8_t sr_index;                                                   \
       
   116     uint8_t sr[256];                                                    \
       
   117     uint8_t gr_index;                                                   \
       
   118     uint8_t gr[256];                                                    \
       
   119     uint8_t ar_index;                                                   \
       
   120     uint8_t ar[21];                                                     \
       
   121     int ar_flip_flop;                                                   \
       
   122     uint8_t cr_index;                                                   \
       
   123     uint8_t cr[256]; /* CRT registers */                                \
       
   124     uint8_t msr; /* Misc Output Register */                             \
       
   125     uint8_t fcr; /* Feature Control Register */                         \
       
   126     uint8_t st00; /* status 0 */                                        \
       
   127     uint8_t st01; /* status 1 */                                        \
       
   128     uint8_t dac_state;                                                  \
       
   129     uint8_t dac_sub_index;                                              \
       
   130     uint8_t dac_read_index;                                             \
       
   131     uint8_t dac_write_index;                                            \
       
   132     uint8_t dac_cache[3]; /* used when writing */                       \
       
   133     int dac_8bit;                                                       \
       
   134     uint8_t palette[768];                                               \
       
   135     int32_t bank_offset;                                                \
       
   136     int vga_io_memory;                                             \
       
   137     int (*get_bpp)(struct VGAState *s);                                 \
       
   138     void (*get_offsets)(struct VGAState *s,                             \
       
   139                         uint32_t *pline_offset,                         \
       
   140                         uint32_t *pstart_addr,                          \
       
   141                         uint32_t *pline_compare);                       \
       
   142     void (*get_resolution)(struct VGAState *s,                          \
       
   143                         int *pwidth,                                    \
       
   144                         int *pheight);                                  \
       
   145     VGA_STATE_COMMON_BOCHS_VBE                                          \
       
   146     /* display refresh support */                                       \
       
   147     DisplayState *ds;                                                   \
       
   148     uint32_t font_offsets[2];                                           \
       
   149     int graphic_mode;                                                   \
       
   150     uint8_t shift_control;                                              \
       
   151     uint8_t double_scan;                                                \
       
   152     uint32_t line_offset;                                               \
       
   153     uint32_t line_compare;                                              \
       
   154     uint32_t start_addr;                                                \
       
   155     uint32_t plane_updated;                                             \
       
   156     uint8_t last_cw, last_ch;                                           \
       
   157     uint32_t last_width, last_height; /* in chars or pixels */          \
       
   158     uint32_t last_scr_width, last_scr_height; /* in pixels */           \
       
   159     uint8_t cursor_start, cursor_end;                                   \
       
   160     uint32_t cursor_offset;                                             \
       
   161     unsigned int (*rgb_to_pixel)(unsigned int r,                        \
       
   162                                  unsigned int g, unsigned b);           \
       
   163     vga_hw_update_ptr update;                                           \
       
   164     vga_hw_invalidate_ptr invalidate;                                   \
       
   165     vga_hw_screen_dump_ptr screen_dump;                                 \
       
   166     vga_hw_text_update_ptr text_update;                                 \
       
   167     /* hardware mouse cursor support */                                 \
       
   168     uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];                  \
       
   169     void (*cursor_invalidate)(struct VGAState *s);                      \
       
   170     void (*cursor_draw_line)(struct VGAState *s, uint8_t *d, int y);    \
       
   171     /* tell for each page if it has been updated since the last time */ \
       
   172     uint32_t last_palette[256];                                         \
       
   173     uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */     \
       
   174     /* retrace */                                                       \
       
   175     vga_retrace_fn retrace;                                             \
       
   176     vga_update_retrace_info_fn update_retrace_info;                     \
       
   177     union vga_retrace retrace_info;
       
   178 
       
   179 
       
   180 typedef struct VGAState {
       
   181     VGA_STATE_COMMON
       
   182 } VGAState;
       
   183 
       
   184 static inline int c6_to_8(int v)
       
   185 {
       
   186     int b;
       
   187     v &= 0x3f;
       
   188     b = v & 1;
       
   189     return (v << 2) | (b << 1) | b;
       
   190 }
       
   191 
       
   192 void vga_common_init(VGAState *s, /*DisplayState *ds, */uint8_t *vga_ram_base,
       
   193                      ram_addr_t vga_ram_offset, int vga_ram_size);
       
   194 void vga_init(VGAState *s);
       
   195 
       
   196 void vga_dirty_log_start(VGAState *s);
       
   197 void vga_dirty_log_stop(VGAState *s);
       
   198 
       
   199 uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
       
   200 void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
       
   201 void vga_invalidate_scanlines(VGAState *s, int y1, int y2);
       
   202 int ppm_save(const char *filename, uint8_t *data,
       
   203              int w, int h, int linesize);
       
   204 
       
   205 void vga_draw_cursor_line_8(uint8_t *d1, const uint8_t *src1,
       
   206                             int poffset, int w,
       
   207                             unsigned int color0, unsigned int color1,
       
   208                             unsigned int color_xor);
       
   209 void vga_draw_cursor_line_16(uint8_t *d1, const uint8_t *src1,
       
   210                              int poffset, int w,
       
   211                              unsigned int color0, unsigned int color1,
       
   212                              unsigned int color_xor);
       
   213 void vga_draw_cursor_line_32(uint8_t *d1, const uint8_t *src1,
       
   214                              int poffset, int w,
       
   215                              unsigned int color0, unsigned int color1,
       
   216                              unsigned int color_xor);
       
   217 
       
   218 extern const uint8_t sr_mask[8];
       
   219 extern const uint8_t gr_mask[16];