xref: /openbmc/qemu/hw/display/qxl.h (revision de4c2dcf)
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     SimpleSpiceDisplay ssd;
36     int                id;
37     uint32_t           debug;
38     uint32_t           guestdebug;
39     uint32_t           cmdlog;
40 
41     uint32_t           guest_bug;
42 
43     enum qxl_mode      mode;
44     uint32_t           cmdflags;
45     int                generation;
46     uint32_t           revision;
47 
48     int32_t            num_memslots;
49 
50     uint32_t           current_async;
51     QemuMutex          async_lock;
52 
53     struct guest_slots {
54         QXLMemSlot     slot;
55         void           *ptr;
56         uint64_t       size;
57         uint64_t       delta;
58         uint32_t       active;
59     } guest_slots[NUM_MEMSLOTS];
60 
61     struct guest_primary {
62         QXLSurfaceCreate surface;
63         uint32_t       commands;
64         uint32_t       resized;
65         int32_t        qxl_stride;
66         uint32_t       abs_stride;
67         uint32_t       bits_pp;
68         uint32_t       bytes_pp;
69         uint8_t        *data;
70     } guest_primary;
71 
72     struct surfaces {
73         QXLPHYSICAL    *cmds;
74         uint32_t       count;
75         uint32_t       max;
76     } guest_surfaces;
77     QXLPHYSICAL        guest_cursor;
78 
79     QXLPHYSICAL        guest_monitors_config;
80 
81     QemuMutex          track_lock;
82 
83     /* thread signaling */
84     QemuThread         main;
85     int                pipe[2];
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 
103     /* vram pci bar */
104     uint32_t           vram_size;
105     MemoryRegion       vram_bar;
106     uint32_t           vram32_size;
107     MemoryRegion       vram32_bar;
108 
109     /* io bar */
110     MemoryRegion       io_bar;
111 
112     /* user-friendly properties (in megabytes) */
113     uint32_t          ram_size_mb;
114     uint32_t          vram_size_mb;
115     uint32_t          vram32_size_mb;
116     uint32_t          vgamem_size_mb;
117 
118     /* qxl_render_update state */
119     int                render_update_cookie_num;
120     int                num_dirty_rects;
121     QXLRect            dirty[QXL_NUM_DIRTY_RECTS];
122     QEMUBH            *update_area_bh;
123 } PCIQXLDevice;
124 
125 #define PANIC_ON(x) if ((x)) {                         \
126     printf("%s: PANIC %s failed\n", __FUNCTION__, #x); \
127     abort();                                           \
128 }
129 
130 #define dprint(_qxl, _level, _fmt, ...)                                 \
131     do {                                                                \
132         if (_qxl->debug >= _level) {                                    \
133             fprintf(stderr, "qxl-%d: ", _qxl->id);                      \
134             fprintf(stderr, _fmt, ## __VA_ARGS__);                      \
135         }                                                               \
136     } while (0)
137 
138 #define QXL_DEFAULT_REVISION QXL_REVISION_STABLE_V12
139 
140 /* qxl.c */
141 void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL phys, int group_id);
142 void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...)
143     GCC_FMT_ATTR(2, 3);
144 
145 void qxl_spice_update_area(PCIQXLDevice *qxl, uint32_t surface_id,
146                            struct QXLRect *area, struct QXLRect *dirty_rects,
147                            uint32_t num_dirty_rects,
148                            uint32_t clear_dirty_region,
149                            qxl_async_io async, QXLCookie *cookie);
150 void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext,
151                                uint32_t count);
152 void qxl_spice_oom(PCIQXLDevice *qxl);
153 void qxl_spice_reset_memslots(PCIQXLDevice *qxl);
154 void qxl_spice_reset_image_cache(PCIQXLDevice *qxl);
155 void qxl_spice_reset_cursor(PCIQXLDevice *qxl);
156 
157 /* qxl-logger.c */
158 int qxl_log_cmd_cursor(PCIQXLDevice *qxl, QXLCursorCmd *cmd, int group_id);
159 int qxl_log_command(PCIQXLDevice *qxl, const char *ring, QXLCommandExt *ext);
160 
161 /* qxl-render.c */
162 void qxl_render_resize(PCIQXLDevice *qxl);
163 void qxl_render_update(PCIQXLDevice *qxl);
164 int qxl_render_cursor(PCIQXLDevice *qxl, QXLCommandExt *ext);
165 void qxl_render_update_area_done(PCIQXLDevice *qxl, QXLCookie *cookie);
166 void qxl_render_update_area_bh(void *opaque);
167 
168 #endif
169