aboutsummaryrefslogtreecommitdiff
path: root/hw/display/qxl.h
blob: c5de3d707590a7c9edac468923c1f3412c3e078e (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
#ifndef HW_QXL_H
#define HW_QXL_H 1

#include "qemu-common.h"

#include "ui/console.h"
#include "hw/hw.h"
#include "hw/pci/pci.h"
#include "vga_int.h"
#include "qemu/thread.h"

#include "ui/qemu-spice.h"
#include "ui/spice-display.h"

enum qxl_mode {
    QXL_MODE_UNDEFINED,
    QXL_MODE_VGA,
    QXL_MODE_COMPAT, /* spice 0.4.x */
    QXL_MODE_NATIVE,
};

#ifndef QXL_VRAM64_RANGE_INDEX
#define QXL_VRAM64_RANGE_INDEX 4
#endif

#define QXL_UNDEFINED_IO UINT32_MAX

#define QXL_NUM_DIRTY_RECTS 64

#define QXL_PAGE_BITS 12
#define QXL_PAGE_SIZE (1 << QXL_PAGE_BITS);

typedef struct PCIQXLDevice {
    PCIDevice          pci;
    SimpleSpiceDisplay ssd;
    int                id;
    uint32_t           debug;
    uint32_t           guestdebug;
    uint32_t           cmdlog;

    uint32_t           guest_bug;

    enum qxl_mode      mode;
    uint32_t           cmdflags;
    int                generation;
    uint32_t           revision;

    int32_t            num_memslots;

    uint32_t           current_async;
    QemuMutex          async_lock;

    struct guest_slots {
        QXLMemSlot     slot;
        void           *ptr;
        uint64_t       size;
        uint64_t       delta;
        uint32_t       active;
    } guest_slots[NUM_MEMSLOTS];

    struct guest_primary {
        QXLSurfaceCreate surface;
        uint32_t       commands;
        uint32_t       resized;
        int32_t        qxl_stride;
        uint32_t       abs_stride;
        uint32_t       bits_pp;
        uint32_t       bytes_pp;
        uint8_t        *data;
    } guest_primary;

    struct surfaces {
        QXLPHYSICAL    *cmds;
        uint32_t       count;
        uint32_t       max;
    } guest_surfaces;
    QXLPHYSICAL        guest_cursor;

    QXLPHYSICAL        guest_monitors_config;

    QemuMutex          track_lock;

    /* thread signaling */
    QEMUBH             *update_irq;

    /* ram pci bar */
    QXLRam             *ram;
    VGACommonState     vga;
    uint32_t           num_free_res;
    QXLReleaseInfo     *last_release;
    uint32_t           last_release_offset;
    uint32_t           oom_running;
    uint32_t           vgamem_size;

    /* rom pci bar */
    QXLRom             shadow_rom;
    QXLRom             *rom;
    QXLModes           *modes;
    uint32_t           rom_size;
    MemoryRegion       rom_bar;

    /* vram pci bar */
    uint32_t           vram_size;
    MemoryRegion       vram_bar;
    uint32_t           vram32_size;
    MemoryRegion       vram32_bar;

    /* io bar */
    MemoryRegion       io_bar;

    /* user-friendly properties (in megabytes) */
    uint32_t          ram_size_mb;
    uint32_t          vram_size_mb;
    uint32_t          vram32_size_mb;
    uint32_t          vgamem_size_mb;

    /* qxl_render_update state */
    int                render_update_cookie_num;
    int                num_dirty_rects;
    QXLRect            dirty[QXL_NUM_DIRTY_RECTS];
    QEMUBH            *update_area_bh;
} PCIQXLDevice;

#define PANIC_ON(x) if ((x)) {                         \
    printf("%s: PANIC %s failed\n", __FUNCTION__, #x); \
    abort();                                           \
}

#define dprint(_qxl, _level, _fmt, ...)                                 \
    do {                                                                \
        if (_qxl->debug >= _level) {                                    \
            fprintf(stderr, "qxl-%d: ", _qxl->id);                      \
            fprintf(stderr, _fmt, ## __VA_ARGS__);                      \
        }                                                               \
    } while (0)

#define QXL_DEFAULT_REVISION QXL_REVISION_STABLE_V12

/* qxl.c */
void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL phys, int group_id);
void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...)
    GCC_FMT_ATTR(2, 3);

void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id,
                           struct QXLRect *area, struct QXLRect *dirty_rects,
                           uint32_t num_dirty_rects,
                           uint32_t clear_dirty_region,
                           qxl_async_io async, QXLCookie *cookie);
void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext,
                               uint32_t count);
void qxl_spice_oom(PCIQXLDevice *qxl);
void qxl_spice_reset_memslots(PCIQXLDevice *qxl);
void qxl_spice_reset_image_cache(PCIQXLDevice *qxl);
void qxl_spice_reset_cursor(PCIQXLDevice *qxl);

/* qxl-logger.c */
int qxl_log_cmd_cursor(PCIQXLDevice *qxl, QXLCursorCmd *cmd, int group_id);
int qxl_log_command(PCIQXLDevice *qxl, const char *ring, QXLCommandExt *ext);

/* qxl-render.c */
void qxl_render_resize(PCIQXLDevice *qxl);
void qxl_render_update(PCIQXLDevice *qxl);
int qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext);
void qxl_render_update_area_done(PCIQXLDevice *qxl, QXLCookie *cookie);
void qxl_render_update_area_bh(void *opaque);

#endif