qxl: allow to specify head limit to qxl driver
[qemu.git] / hw / display / qxl.h
1 #ifndef HW_QXL_H
2 #define HW_QXL_H 1
3
4 #include "qemu-common.h"
5
6 #include "ui/console.h"
7 #include "hw/hw.h"
8 #include "hw/pci/pci.h"
9 #include "vga_int.h"
10 #include "qemu/thread.h"
11
12 #include "ui/qemu-spice.h"
13 #include "ui/spice-display.h"
14
15 enum qxl_mode {
16 QXL_MODE_UNDEFINED,
17 QXL_MODE_VGA,
18 QXL_MODE_COMPAT, /* spice 0.4.x */
19 QXL_MODE_NATIVE,
20 };
21
22 #ifndef QXL_VRAM64_RANGE_INDEX
23 #define QXL_VRAM64_RANGE_INDEX 4
24 #endif
25
26 #define QXL_UNDEFINED_IO UINT32_MAX
27
28 #define QXL_NUM_DIRTY_RECTS 64
29
30 #define QXL_PAGE_BITS 12
31 #define QXL_PAGE_SIZE (1 << QXL_PAGE_BITS);
32
33 typedef struct PCIQXLDevice {
34 PCIDevice pci;
35 PortioList vga_port_list;
36 SimpleSpiceDisplay ssd;
37 int id;
38 uint32_t debug;
39 uint32_t guestdebug;
40 uint32_t cmdlog;
41
42 uint32_t guest_bug;
43
44 enum qxl_mode mode;
45 uint32_t cmdflags;
46 int generation;
47 uint32_t revision;
48
49 int32_t num_memslots;
50
51 uint32_t current_async;
52 QemuMutex async_lock;
53
54 struct guest_slots {
55 QXLMemSlot slot;
56 void *ptr;
57 uint64_t size;
58 uint64_t delta;
59 uint32_t active;
60 } guest_slots[NUM_MEMSLOTS];
61
62 struct guest_primary {
63 QXLSurfaceCreate surface;
64 uint32_t commands;
65 uint32_t resized;
66 int32_t qxl_stride;
67 uint32_t abs_stride;
68 uint32_t bits_pp;
69 uint32_t bytes_pp;
70 uint8_t *data;
71 } guest_primary;
72
73 struct surfaces {
74 QXLPHYSICAL *cmds;
75 uint32_t count;
76 uint32_t max;
77 } guest_surfaces;
78 QXLPHYSICAL guest_cursor;
79
80 QXLPHYSICAL guest_monitors_config;
81
82 QemuMutex track_lock;
83
84 /* thread signaling */
85 QEMUBH *update_irq;
86
87 /* ram pci bar */
88 QXLRam *ram;
89 VGACommonState vga;
90 uint32_t num_free_res;
91 QXLReleaseInfo *last_release;
92 uint32_t last_release_offset;
93 uint32_t oom_running;
94 uint32_t vgamem_size;
95
96 /* rom pci bar */
97 QXLRom shadow_rom;
98 QXLRom *rom;
99 QXLModes *modes;
100 uint32_t rom_size;
101 MemoryRegion rom_bar;
102 #if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */
103 uint16_t max_outputs;
104 #endif
105
106 /* vram pci bar */
107 uint32_t vram_size;
108 MemoryRegion vram_bar;
109 uint32_t vram32_size;
110 MemoryRegion vram32_bar;
111
112 /* io bar */
113 MemoryRegion io_bar;
114
115 /* user-friendly properties (in megabytes) */
116 uint32_t ram_size_mb;
117 uint32_t vram_size_mb;
118 uint32_t vram32_size_mb;
119 uint32_t vgamem_size_mb;
120
121 /* qxl_render_update state */
122 int render_update_cookie_num;
123 int num_dirty_rects;
124 QXLRect dirty[QXL_NUM_DIRTY_RECTS];
125 QEMUBH *update_area_bh;
126 } PCIQXLDevice;
127
128 #define TYPE_PCI_QXL "pci-qxl"
129 #define PCI_QXL(obj) OBJECT_CHECK(PCIQXLDevice, (obj), TYPE_PCI_QXL)
130
131 #define PANIC_ON(x) if ((x)) { \
132 printf("%s: PANIC %s failed\n", __FUNCTION__, #x); \
133 abort(); \
134 }
135
136 #define dprint(_qxl, _level, _fmt, ...) \
137 do { \
138 if (_qxl->debug >= _level) { \
139 fprintf(stderr, "qxl-%d: ", _qxl->id); \
140 fprintf(stderr, _fmt, ## __VA_ARGS__); \
141 } \
142 } while (0)
143
144 #define QXL_DEFAULT_REVISION QXL_REVISION_STABLE_V12
145
146 /* qxl.c */
147 void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL phys, int group_id);
148 void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...)
149 GCC_FMT_ATTR(2, 3);
150
151 void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id,
152 struct QXLRect *area, struct QXLRect *dirty_rects,
153 uint32_t num_dirty_rects,
154 uint32_t clear_dirty_region,
155 qxl_async_io async, QXLCookie *cookie);
156 void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext,
157 uint32_t count);
158 void qxl_spice_oom(PCIQXLDevice *qxl);
159 void qxl_spice_reset_memslots(PCIQXLDevice *qxl);
160 void qxl_spice_reset_image_cache(PCIQXLDevice *qxl);
161 void qxl_spice_reset_cursor(PCIQXLDevice *qxl);
162
163 /* qxl-logger.c */
164 int qxl_log_cmd_cursor(PCIQXLDevice *qxl, QXLCursorCmd *cmd, int group_id);
165 int qxl_log_command(PCIQXLDevice *qxl, const char *ring, QXLCommandExt *ext);
166
167 /* qxl-render.c */
168 void qxl_render_resize(PCIQXLDevice *qxl);
169 void qxl_render_update(PCIQXLDevice *qxl);
170 int qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext);
171 void qxl_render_update_area_done(PCIQXLDevice *qxl, QXLCookie *cookie);
172 void qxl_render_update_area_bh(void *opaque);
173
174 #endif