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
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
|
#ifndef HW_QXL_H
#define HW_QXL_H
#include "hw/pci/pci_device.h"
#include "vga_int.h"
#include "qemu/thread.h"
#include "ui/qemu-spice.h"
#include "ui/spice-display.h"
#include "qom/object.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);
struct PCIQXLDevice {
PCIDevice pci;
PortioList vga_port_list;
SimpleSpiceDisplay ssd;
int id;
bool have_vga;
uint32_t debug;
uint32_t guestdebug;
uint32_t cmdlog;
uint32_t guest_bug;
enum qxl_mode mode;
uint32_t cmdflags;
uint32_t revision;
int32_t num_memslots;
uint32_t current_async;
QemuMutex async_lock;
struct guest_slots {
QXLMemSlot slot;
MemoryRegion *mr;
uint64_t offset;
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;
uint32_t guest_head0_width;
uint32_t guest_head0_height;
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;
uint16_t max_outputs;
/* vram pci bar */
uint64_t vram_size;
MemoryRegion vram_bar;
uint64_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;
uint32_t xres;
uint32_t yres;
/* qxl_render_update state */
int render_update_cookie_num;
int num_dirty_rects;
QXLRect dirty[QXL_NUM_DIRTY_RECTS];
QEMUBH *update_area_bh;
};
#define TYPE_PCI_QXL "pci-qxl"
OBJECT_DECLARE_SIMPLE_TYPE(PCIQXLDevice, PCI_QXL)
#define PANIC_ON(x) if ((x)) { \
printf("%s: PANIC %s failed\n", __func__, #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 + 1)
/* qxl.c */
/**
* qxl_phys2virt: Get a pointer within a PCI VRAM memory region.
*
* @qxl: QXL device
* @phys: physical offset of buffer within the VRAM
* @group_id: memory slot group
* @size: size of the buffer
*
* Returns a host pointer to a buffer placed at offset @phys within the
* active slot @group_id of the PCI VGA RAM memory region associated with
* the @qxl device. If the slot is inactive, or the offset + size are out
* of the memory region, returns NULL.
*
* Use with care; by the time this function returns, the returned pointer is
* not protected by RCU anymore. If the caller is not within an RCU critical
* section and does not hold the iothread lock, it must have other means of
* protecting the pointer, such as a reference to the region that includes
* the incoming ram_addr_t.
*
*/
void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL phys, int group_id,
size_t size);
void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...)
G_GNUC_PRINTF(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
|
