/*
* QEMU internal VGA defines.
- *
+ *
* Copyright (c) 2003-2004 Fabrice Bellard
- *
+ *
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
* THE SOFTWARE.
*/
+
+#include <hw/hw.h>
+
#define MSR_COLOR_EMULATION 0x01
#define MSR_PAGE_SELECT 0x20
/* bochs VBE support */
#define CONFIG_BOCHS_VBE
-#define VBE_DISPI_MAX_XRES 1024
-#define VBE_DISPI_MAX_YRES 768
+#define VBE_DISPI_MAX_XRES 1600
+#define VBE_DISPI_MAX_YRES 1200
+#define VBE_DISPI_MAX_BPP 32
#define VBE_DISPI_INDEX_ID 0x0
#define VBE_DISPI_INDEX_XRES 0x1
#define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7
#define VBE_DISPI_INDEX_X_OFFSET 0x8
#define VBE_DISPI_INDEX_Y_OFFSET 0x9
-#define VBE_DISPI_INDEX_NB 0xa
-
+#define VBE_DISPI_INDEX_NB 0xa /* size of vbe_regs[] */
+#define VBE_DISPI_INDEX_VIDEO_MEMORY_64K 0xa /* read-only, not in vbe_regs */
+
#define VBE_DISPI_ID0 0xB0C0
#define VBE_DISPI_ID1 0xB0C1
#define VBE_DISPI_ID2 0xB0C2
-
+#define VBE_DISPI_ID3 0xB0C3
+#define VBE_DISPI_ID4 0xB0C4
+#define VBE_DISPI_ID5 0xB0C5
+
#define VBE_DISPI_DISABLED 0x00
#define VBE_DISPI_ENABLED 0x01
+#define VBE_DISPI_GETCAPS 0x02
+#define VBE_DISPI_8BIT_DAC 0x20
#define VBE_DISPI_LFB_ENABLED 0x40
#define VBE_DISPI_NOCLEARMEM 0x80
-
+
#define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000
-typedef struct VGAState {
+#ifdef CONFIG_BOCHS_VBE
+
+#define VGA_STATE_COMMON_BOCHS_VBE \
+ uint16_t vbe_index; \
+ uint16_t vbe_regs[VBE_DISPI_INDEX_NB]; \
+ uint32_t vbe_start_addr; \
+ uint32_t vbe_line_offset; \
+ uint32_t vbe_bank_mask; \
+ int vbe_mapped;
+#else
+
+#define VGA_STATE_COMMON_BOCHS_VBE
+
+#endif /* !CONFIG_BOCHS_VBE */
+
+#define CH_ATTR_SIZE (160 * 100)
+#define VGA_MAX_HEIGHT 2048
+
+struct vga_precise_retrace {
+ int64_t ticks_per_char;
+ int64_t total_chars;
+ int htotal;
+ int hstart;
+ int hend;
+ int vstart;
+ int vend;
+ int freq;
+};
+
+union vga_retrace {
+ struct vga_precise_retrace precise;
+};
+
+struct VGACommonState;
+typedef uint8_t (* vga_retrace_fn)(struct VGACommonState *s);
+typedef void (* vga_update_retrace_info_fn)(struct VGACommonState *s);
+
+typedef struct VGACommonState {
uint8_t *vram_ptr;
- unsigned long vram_offset;
- unsigned int vram_size;
+ ram_addr_t vram_offset;
+ uint32_t vram_size;
+ uint32_t lfb_addr;
+ uint32_t lfb_end;
+ uint32_t map_addr;
+ uint32_t map_end;
+ uint32_t lfb_vram_mapped; /* whether 0xa0000 is mapped as ram */
uint32_t latch;
uint8_t sr_index;
uint8_t sr[256];
uint8_t dac_read_index;
uint8_t dac_write_index;
uint8_t dac_cache[3]; /* used when writing */
+ int dac_8bit;
uint8_t palette[768];
int32_t bank_offset;
- int (*get_bpp)(struct VGAState *s);
- void (*get_offsets)(struct VGAState *s,
- uint32_t *pline_offset,
- uint32_t *pstart_addr);
-#ifdef CONFIG_BOCHS_VBE
- uint16_t vbe_index;
- uint16_t vbe_regs[VBE_DISPI_INDEX_NB];
- uint32_t vbe_start_addr;
- uint32_t vbe_line_offset;
- uint32_t vbe_bank_mask;
-#endif
+ int vga_io_memory;
+ int (*get_bpp)(struct VGACommonState *s);
+ void (*get_offsets)(struct VGACommonState *s,
+ uint32_t *pline_offset,
+ uint32_t *pstart_addr,
+ uint32_t *pline_compare);
+ void (*get_resolution)(struct VGACommonState *s,
+ int *pwidth,
+ int *pheight);
+ VGA_STATE_COMMON_BOCHS_VBE
/* display refresh support */
DisplayState *ds;
uint32_t font_offsets[2];
uint32_t line_offset;
uint32_t line_compare;
uint32_t start_addr;
+ uint32_t plane_updated;
+ uint32_t last_line_offset;
uint8_t last_cw, last_ch;
uint32_t last_width, last_height; /* in chars or pixels */
uint32_t last_scr_width, last_scr_height; /* in pixels */
+ uint32_t last_depth; /* in bits */
uint8_t cursor_start, cursor_end;
uint32_t cursor_offset;
- unsigned int (*rgb_to_pixel)(unsigned int r, unsigned int g, unsigned b);
+ unsigned int (*rgb_to_pixel)(unsigned int r,
+ unsigned int g, unsigned b);
+ vga_hw_update_ptr update;
+ vga_hw_invalidate_ptr invalidate;
+ vga_hw_screen_dump_ptr screen_dump;
+ vga_hw_text_update_ptr text_update;
+ /* hardware mouse cursor support */
+ uint32_t invalidated_y_table[VGA_MAX_HEIGHT / 32];
+ void (*cursor_invalidate)(struct VGACommonState *s);
+ void (*cursor_draw_line)(struct VGACommonState *s, uint8_t *d, int y);
/* tell for each page if it has been updated since the last time */
uint32_t last_palette[256];
-#define CH_ATTR_SIZE (160 * 100)
uint32_t last_ch_attr[CH_ATTR_SIZE]; /* XXX: make it dynamic */
-} VGAState;
+ /* retrace */
+ vga_retrace_fn retrace;
+ vga_update_retrace_info_fn update_retrace_info;
+ union vga_retrace retrace_info;
+ uint8_t is_vbe_vmstate;
+} VGACommonState;
+
+static inline int c6_to_8(int v)
+{
+ int b;
+ v &= 0x3f;
+ b = v & 1;
+ return (v << 2) | (b << 1) | b;
+}
-void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
- unsigned long vga_ram_offset, int vga_ram_size);
+void vga_common_init(VGACommonState *s, int vga_ram_size);
+void vga_init(VGACommonState *s);
+int vga_init_io(VGACommonState *s);
+void vga_common_reset(VGACommonState *s);
+
+void vga_dirty_log_start(VGACommonState *s);
+void vga_dirty_log_stop(VGACommonState *s);
+void vga_dirty_log_restart(VGACommonState *s);
+
+extern const VMStateDescription vmstate_vga_common;
+uint32_t vga_ioport_read(void *opaque, uint32_t addr);
+void vga_ioport_write(void *opaque, uint32_t addr, uint32_t val);
uint32_t vga_mem_readb(void *opaque, target_phys_addr_t addr);
void vga_mem_writeb(void *opaque, target_phys_addr_t addr, uint32_t val);
+void vga_invalidate_scanlines(VGACommonState *s, int y1, int y2);
+int ppm_save(const char *filename, struct DisplaySurface *ds);
+
+void vga_draw_cursor_line_8(uint8_t *d1, const uint8_t *src1,
+ int poffset, int w,
+ unsigned int color0, unsigned int color1,
+ unsigned int color_xor);
+void vga_draw_cursor_line_16(uint8_t *d1, const uint8_t *src1,
+ int poffset, int w,
+ unsigned int color0, unsigned int color1,
+ unsigned int color_xor);
+void vga_draw_cursor_line_32(uint8_t *d1, const uint8_t *src1,
+ int poffset, int w,
+ unsigned int color0, unsigned int color1,
+ unsigned int color_xor);
+
+int vga_ioport_invalid(VGACommonState *s, uint32_t addr);
+void vga_init_vbe(VGACommonState *s);
extern const uint8_t sr_mask[8];
extern const uint8_t gr_mask[16];
+
+#define VGA_RAM_SIZE (8192 * 1024)
+#define VGABIOS_FILENAME "vgabios.bin"
+#define VGABIOS_CIRRUS_FILENAME "vgabios-cirrus.bin"
+
+extern CPUReadMemoryFunc * const vga_mem_read[3];
+extern CPUWriteMemoryFunc * const vga_mem_write[3];
projects / qemu.git / blobdiff