diff options
Diffstat (limited to 'hw/display/cirrus_vga_internal.h')
| -rw-r--r-- | hw/display/cirrus_vga_internal.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/hw/display/cirrus_vga_internal.h b/hw/display/cirrus_vga_internal.h new file mode 100644 index 0000000000..a78ebbd920 --- /dev/null +++ b/hw/display/cirrus_vga_internal.h @@ -0,0 +1,103 @@ +/* + * QEMU Cirrus CLGD 54xx VGA Emulator, ISA bus support + * + * Copyright (c) 2004 Fabrice Bellard + * Copyright (c) 2004 Makoto Suzuki (suzu) + * + * 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 + * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell + * copies of the Software, and to permit persons to whom the Software is + * furnished to do so, subject to the following conditions: + * + * The above copyright notice and this permission notice shall be included in + * all copies or substantial portions of the Software. + * + * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR + * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, + * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL + * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER + * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, + * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN + * THE SOFTWARE. + */ + +#ifndef CIRRUS_VGA_INTERNAL_H +#define CIRRUS_VGA_INTERNAL_H + +#include "vga_int.h" + +/* IDs */ +#define CIRRUS_ID_CLGD5422 (0x23 << 2) +#define CIRRUS_ID_CLGD5426 (0x24 << 2) +#define CIRRUS_ID_CLGD5424 (0x25 << 2) +#define CIRRUS_ID_CLGD5428 (0x26 << 2) +#define CIRRUS_ID_CLGD5430 (0x28 << 2) +#define CIRRUS_ID_CLGD5434 (0x2A << 2) +#define CIRRUS_ID_CLGD5436 (0x2B << 2) +#define CIRRUS_ID_CLGD5446 (0x2E << 2) + +extern const VMStateDescription vmstate_cirrus_vga; + +struct CirrusVGAState; +typedef void (*cirrus_bitblt_rop_t)(struct CirrusVGAState *s, + uint32_t dstaddr, uint32_t srcaddr, + int dstpitch, int srcpitch, + int bltwidth, int bltheight); + +typedef struct CirrusVGAState { + VGACommonState vga; + + MemoryRegion cirrus_vga_io; + MemoryRegion cirrus_linear_io; + MemoryRegion cirrus_linear_bitblt_io; + MemoryRegion cirrus_mmio_io; + MemoryRegion pci_bar; + bool linear_vram; /* vga.vram mapped over cirrus_linear_io */ + MemoryRegion low_mem_container; /* container for 0xa0000-0xc0000 */ + MemoryRegion low_mem; /* always mapped, overridden by: */ + MemoryRegion cirrus_bank[2]; /* aliases at 0xa0000-0xb0000 */ + uint32_t cirrus_addr_mask; + uint32_t linear_mmio_mask; + uint8_t cirrus_shadow_gr0; + uint8_t cirrus_shadow_gr1; + uint8_t cirrus_hidden_dac_lockindex; + uint8_t cirrus_hidden_dac_data; + uint32_t cirrus_bank_base[2]; + uint32_t cirrus_bank_limit[2]; + uint8_t cirrus_hidden_palette[48]; + bool enable_blitter; + int cirrus_blt_pixelwidth; + int cirrus_blt_width; + int cirrus_blt_height; + int cirrus_blt_dstpitch; + int cirrus_blt_srcpitch; + uint32_t cirrus_blt_fgcol; + uint32_t cirrus_blt_bgcol; + uint32_t cirrus_blt_dstaddr; + uint32_t cirrus_blt_srcaddr; + uint8_t cirrus_blt_mode; + uint8_t cirrus_blt_modeext; + cirrus_bitblt_rop_t cirrus_rop; +#define CIRRUS_BLTBUFSIZE (2048 * 4) /* one line width */ + uint8_t cirrus_bltbuf[CIRRUS_BLTBUFSIZE]; + uint8_t *cirrus_srcptr; + uint8_t *cirrus_srcptr_end; + uint32_t cirrus_srccounter; + /* hwcursor display state */ + int last_hw_cursor_size; + int last_hw_cursor_x; + int last_hw_cursor_y; + int last_hw_cursor_y_start; + int last_hw_cursor_y_end; + int real_vram_size; /* XXX: suppress that */ + int device_id; + int bustype; +} CirrusVGAState; + +void cirrus_init_common(CirrusVGAState *s, Object *owner, + int device_id, int is_pci, + MemoryRegion *system_memory, MemoryRegion *system_io); + +#endif |