diff options
Diffstat (limited to 'qemu/hw/display/qxl.c')
| -rw-r--r-- | qemu/hw/display/qxl.c | 2359 |
1 files changed, 0 insertions, 2359 deletions
diff --git a/qemu/hw/display/qxl.c b/qemu/hw/display/qxl.c deleted file mode 100644 index 919dc5cd3..000000000 --- a/qemu/hw/display/qxl.c +++ /dev/null @@ -1,2359 +0,0 @@ -/* - * Copyright (C) 2010 Red Hat, Inc. - * - * written by Yaniv Kamay, Izik Eidus, Gerd Hoffmann - * maintained by Gerd Hoffmann <kraxel@redhat.com> - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 or - * (at your option) version 3 of the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, see <http://www.gnu.org/licenses/>. - */ - -#include "qemu/osdep.h" -#include <zlib.h> - -#include "qemu-common.h" -#include "qemu/timer.h" -#include "qemu/queue.h" -#include "qemu/atomic.h" -#include "sysemu/sysemu.h" -#include "trace.h" - -#include "qxl.h" - -/* - * NOTE: SPICE_RING_PROD_ITEM accesses memory on the pci bar and as - * such can be changed by the guest, so to avoid a guest trigerrable - * abort we just qxl_set_guest_bug and set the return to NULL. Still - * it may happen as a result of emulator bug as well. - */ -#undef SPICE_RING_PROD_ITEM -#define SPICE_RING_PROD_ITEM(qxl, r, ret) { \ - uint32_t prod = (r)->prod & SPICE_RING_INDEX_MASK(r); \ - if (prod >= ARRAY_SIZE((r)->items)) { \ - qxl_set_guest_bug(qxl, "SPICE_RING_PROD_ITEM indices mismatch " \ - "%u >= %zu", prod, ARRAY_SIZE((r)->items)); \ - ret = NULL; \ - } else { \ - ret = &(r)->items[prod].el; \ - } \ - } - -#undef SPICE_RING_CONS_ITEM -#define SPICE_RING_CONS_ITEM(qxl, r, ret) { \ - uint32_t cons = (r)->cons & SPICE_RING_INDEX_MASK(r); \ - if (cons >= ARRAY_SIZE((r)->items)) { \ - qxl_set_guest_bug(qxl, "SPICE_RING_CONS_ITEM indices mismatch " \ - "%u >= %zu", cons, ARRAY_SIZE((r)->items)); \ - ret = NULL; \ - } else { \ - ret = &(r)->items[cons].el; \ - } \ - } - -#undef ALIGN -#define ALIGN(a, b) (((a) + ((b) - 1)) & ~((b) - 1)) - -#define PIXEL_SIZE 0.2936875 //1280x1024 is 14.8" x 11.9" - -#define QXL_MODE(_x, _y, _b, _o) \ - { .x_res = _x, \ - .y_res = _y, \ - .bits = _b, \ - .stride = (_x) * (_b) / 8, \ - .x_mili = PIXEL_SIZE * (_x), \ - .y_mili = PIXEL_SIZE * (_y), \ - .orientation = _o, \ - } - -#define QXL_MODE_16_32(x_res, y_res, orientation) \ - QXL_MODE(x_res, y_res, 16, orientation), \ - QXL_MODE(x_res, y_res, 32, orientation) - -#define QXL_MODE_EX(x_res, y_res) \ - QXL_MODE_16_32(x_res, y_res, 0), \ - QXL_MODE_16_32(x_res, y_res, 1) - -static QXLMode qxl_modes[] = { - QXL_MODE_EX(640, 480), - QXL_MODE_EX(800, 480), - QXL_MODE_EX(800, 600), - QXL_MODE_EX(832, 624), - QXL_MODE_EX(960, 640), - QXL_MODE_EX(1024, 600), - QXL_MODE_EX(1024, 768), - QXL_MODE_EX(1152, 864), - QXL_MODE_EX(1152, 870), - QXL_MODE_EX(1280, 720), - QXL_MODE_EX(1280, 760), - QXL_MODE_EX(1280, 768), - QXL_MODE_EX(1280, 800), - QXL_MODE_EX(1280, 960), - QXL_MODE_EX(1280, 1024), - QXL_MODE_EX(1360, 768), - QXL_MODE_EX(1366, 768), - QXL_MODE_EX(1400, 1050), - QXL_MODE_EX(1440, 900), - QXL_MODE_EX(1600, 900), - QXL_MODE_EX(1600, 1200), - QXL_MODE_EX(1680, 1050), - QXL_MODE_EX(1920, 1080), - /* these modes need more than 8 MB video memory */ - QXL_MODE_EX(1920, 1200), - QXL_MODE_EX(1920, 1440), - QXL_MODE_EX(2000, 2000), - QXL_MODE_EX(2048, 1536), - QXL_MODE_EX(2048, 2048), - QXL_MODE_EX(2560, 1440), - QXL_MODE_EX(2560, 1600), - /* these modes need more than 16 MB video memory */ - QXL_MODE_EX(2560, 2048), - QXL_MODE_EX(2800, 2100), - QXL_MODE_EX(3200, 2400), - /* these modes need more than 32 MB video memory */ - QXL_MODE_EX(3840, 2160), /* 4k mainstream */ - QXL_MODE_EX(4096, 2160), /* 4k */ - /* these modes need more than 64 MB video memory */ - QXL_MODE_EX(7680, 4320), /* 8k mainstream */ - /* these modes need more than 128 MB video memory */ - QXL_MODE_EX(8192, 4320), /* 8k */ -}; - -static void qxl_send_events(PCIQXLDevice *d, uint32_t events); -static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async); -static void qxl_reset_memslots(PCIQXLDevice *d); -static void qxl_reset_surfaces(PCIQXLDevice *d); -static void qxl_ring_set_dirty(PCIQXLDevice *qxl); - -static void qxl_hw_update(void *opaque); - -void qxl_set_guest_bug(PCIQXLDevice *qxl, const char *msg, ...) -{ - trace_qxl_set_guest_bug(qxl->id); - qxl_send_events(qxl, QXL_INTERRUPT_ERROR); - qxl->guest_bug = 1; - if (qxl->guestdebug) { - va_list ap; - va_start(ap, msg); - fprintf(stderr, "qxl-%d: guest bug: ", qxl->id); - vfprintf(stderr, msg, ap); - fprintf(stderr, "\n"); - va_end(ap); - } -} - -static void qxl_clear_guest_bug(PCIQXLDevice *qxl) -{ - qxl->guest_bug = 0; -} - -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, struct QXLCookie *cookie) -{ - trace_qxl_spice_update_area(qxl->id, surface_id, area->left, area->right, - area->top, area->bottom); - trace_qxl_spice_update_area_rest(qxl->id, num_dirty_rects, - clear_dirty_region); - if (async == QXL_SYNC) { - spice_qxl_update_area(&qxl->ssd.qxl, surface_id, area, - dirty_rects, num_dirty_rects, clear_dirty_region); - } else { - assert(cookie != NULL); - spice_qxl_update_area_async(&qxl->ssd.qxl, surface_id, area, - clear_dirty_region, (uintptr_t)cookie); - } -} - -static void qxl_spice_destroy_surface_wait_complete(PCIQXLDevice *qxl, - uint32_t id) -{ - trace_qxl_spice_destroy_surface_wait_complete(qxl->id, id); - qemu_mutex_lock(&qxl->track_lock); - qxl->guest_surfaces.cmds[id] = 0; - qxl->guest_surfaces.count--; - qemu_mutex_unlock(&qxl->track_lock); -} - -static void qxl_spice_destroy_surface_wait(PCIQXLDevice *qxl, uint32_t id, - qxl_async_io async) -{ - QXLCookie *cookie; - - trace_qxl_spice_destroy_surface_wait(qxl->id, id, async); - if (async) { - cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, - QXL_IO_DESTROY_SURFACE_ASYNC); - cookie->u.surface_id = id; - spice_qxl_destroy_surface_async(&qxl->ssd.qxl, id, (uintptr_t)cookie); - } else { - spice_qxl_destroy_surface_wait(&qxl->ssd.qxl, id); - qxl_spice_destroy_surface_wait_complete(qxl, id); - } -} - -static void qxl_spice_flush_surfaces_async(PCIQXLDevice *qxl) -{ - trace_qxl_spice_flush_surfaces_async(qxl->id, qxl->guest_surfaces.count, - qxl->num_free_res); - spice_qxl_flush_surfaces_async(&qxl->ssd.qxl, - (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, - QXL_IO_FLUSH_SURFACES_ASYNC)); -} - -void qxl_spice_loadvm_commands(PCIQXLDevice *qxl, struct QXLCommandExt *ext, - uint32_t count) -{ - trace_qxl_spice_loadvm_commands(qxl->id, ext, count); - spice_qxl_loadvm_commands(&qxl->ssd.qxl, ext, count); -} - -void qxl_spice_oom(PCIQXLDevice *qxl) -{ - trace_qxl_spice_oom(qxl->id); - spice_qxl_oom(&qxl->ssd.qxl); -} - -void qxl_spice_reset_memslots(PCIQXLDevice *qxl) -{ - trace_qxl_spice_reset_memslots(qxl->id); - spice_qxl_reset_memslots(&qxl->ssd.qxl); -} - -static void qxl_spice_destroy_surfaces_complete(PCIQXLDevice *qxl) -{ - trace_qxl_spice_destroy_surfaces_complete(qxl->id); - qemu_mutex_lock(&qxl->track_lock); - memset(qxl->guest_surfaces.cmds, 0, - sizeof(qxl->guest_surfaces.cmds[0]) * qxl->ssd.num_surfaces); - qxl->guest_surfaces.count = 0; - qemu_mutex_unlock(&qxl->track_lock); -} - -static void qxl_spice_destroy_surfaces(PCIQXLDevice *qxl, qxl_async_io async) -{ - trace_qxl_spice_destroy_surfaces(qxl->id, async); - if (async) { - spice_qxl_destroy_surfaces_async(&qxl->ssd.qxl, - (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, - QXL_IO_DESTROY_ALL_SURFACES_ASYNC)); - } else { - spice_qxl_destroy_surfaces(&qxl->ssd.qxl); - qxl_spice_destroy_surfaces_complete(qxl); - } -} - -static void qxl_spice_monitors_config_async(PCIQXLDevice *qxl, int replay) -{ - trace_qxl_spice_monitors_config(qxl->id); - if (replay) { - /* - * don't use QXL_COOKIE_TYPE_IO: - * - we are not running yet (post_load), we will assert - * in send_events - * - this is not a guest io, but a reply, so async_io isn't set. - */ - spice_qxl_monitors_config_async(&qxl->ssd.qxl, - qxl->guest_monitors_config, - MEMSLOT_GROUP_GUEST, - (uintptr_t)qxl_cookie_new( - QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG, - 0)); - } else { -#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ - if (qxl->max_outputs) { - spice_qxl_set_max_monitors(&qxl->ssd.qxl, qxl->max_outputs); - } -#endif - qxl->guest_monitors_config = qxl->ram->monitors_config; - spice_qxl_monitors_config_async(&qxl->ssd.qxl, - qxl->ram->monitors_config, - MEMSLOT_GROUP_GUEST, - (uintptr_t)qxl_cookie_new(QXL_COOKIE_TYPE_IO, - QXL_IO_MONITORS_CONFIG_ASYNC)); - } -} - -void qxl_spice_reset_image_cache(PCIQXLDevice *qxl) -{ - trace_qxl_spice_reset_image_cache(qxl->id); - spice_qxl_reset_image_cache(&qxl->ssd.qxl); -} - -void qxl_spice_reset_cursor(PCIQXLDevice *qxl) -{ - trace_qxl_spice_reset_cursor(qxl->id); - spice_qxl_reset_cursor(&qxl->ssd.qxl); - qemu_mutex_lock(&qxl->track_lock); - qxl->guest_cursor = 0; - qemu_mutex_unlock(&qxl->track_lock); - if (qxl->ssd.cursor) { - cursor_put(qxl->ssd.cursor); - } - qxl->ssd.cursor = cursor_builtin_hidden(); -} - -static ram_addr_t qxl_rom_size(void) -{ - uint32_t required_rom_size = sizeof(QXLRom) + sizeof(QXLModes) + - sizeof(qxl_modes); - uint32_t rom_size = 8192; /* two pages */ - - QEMU_BUILD_BUG_ON(required_rom_size > rom_size); - return rom_size; -} - -static void init_qxl_rom(PCIQXLDevice *d) -{ - QXLRom *rom = memory_region_get_ram_ptr(&d->rom_bar); - QXLModes *modes = (QXLModes *)(rom + 1); - uint32_t ram_header_size; - uint32_t surface0_area_size; - uint32_t num_pages; - uint32_t fb; - int i, n; - - memset(rom, 0, d->rom_size); - - rom->magic = cpu_to_le32(QXL_ROM_MAGIC); - rom->id = cpu_to_le32(d->id); - rom->log_level = cpu_to_le32(d->guestdebug); - rom->modes_offset = cpu_to_le32(sizeof(QXLRom)); - - rom->slot_gen_bits = MEMSLOT_GENERATION_BITS; - rom->slot_id_bits = MEMSLOT_SLOT_BITS; - rom->slots_start = 1; - rom->slots_end = NUM_MEMSLOTS - 1; - rom->n_surfaces = cpu_to_le32(d->ssd.num_surfaces); - - for (i = 0, n = 0; i < ARRAY_SIZE(qxl_modes); i++) { - fb = qxl_modes[i].y_res * qxl_modes[i].stride; - if (fb > d->vgamem_size) { - continue; - } - modes->modes[n].id = cpu_to_le32(i); - modes->modes[n].x_res = cpu_to_le32(qxl_modes[i].x_res); - modes->modes[n].y_res = cpu_to_le32(qxl_modes[i].y_res); - modes->modes[n].bits = cpu_to_le32(qxl_modes[i].bits); - modes->modes[n].stride = cpu_to_le32(qxl_modes[i].stride); - modes->modes[n].x_mili = cpu_to_le32(qxl_modes[i].x_mili); - modes->modes[n].y_mili = cpu_to_le32(qxl_modes[i].y_mili); - modes->modes[n].orientation = cpu_to_le32(qxl_modes[i].orientation); - n++; - } - modes->n_modes = cpu_to_le32(n); - - ram_header_size = ALIGN(sizeof(QXLRam), 4096); - surface0_area_size = ALIGN(d->vgamem_size, 4096); - num_pages = d->vga.vram_size; - num_pages -= ram_header_size; - num_pages -= surface0_area_size; - num_pages = num_pages / QXL_PAGE_SIZE; - - assert(ram_header_size + surface0_area_size <= d->vga.vram_size); - - rom->draw_area_offset = cpu_to_le32(0); - rom->surface0_area_size = cpu_to_le32(surface0_area_size); - rom->pages_offset = cpu_to_le32(surface0_area_size); - rom->num_pages = cpu_to_le32(num_pages); - rom->ram_header_offset = cpu_to_le32(d->vga.vram_size - ram_header_size); - - d->shadow_rom = *rom; - d->rom = rom; - d->modes = modes; -} - -static void init_qxl_ram(PCIQXLDevice *d) -{ - uint8_t *buf; - uint64_t *item; - - buf = d->vga.vram_ptr; - d->ram = (QXLRam *)(buf + le32_to_cpu(d->shadow_rom.ram_header_offset)); - d->ram->magic = cpu_to_le32(QXL_RAM_MAGIC); - d->ram->int_pending = cpu_to_le32(0); - d->ram->int_mask = cpu_to_le32(0); - d->ram->update_surface = 0; - d->ram->monitors_config = 0; - SPICE_RING_INIT(&d->ram->cmd_ring); - SPICE_RING_INIT(&d->ram->cursor_ring); - SPICE_RING_INIT(&d->ram->release_ring); - SPICE_RING_PROD_ITEM(d, &d->ram->release_ring, item); - assert(item); - *item = 0; - qxl_ring_set_dirty(d); -} - -/* can be called from spice server thread context */ -static void qxl_set_dirty(MemoryRegion *mr, ram_addr_t addr, ram_addr_t end) -{ - memory_region_set_dirty(mr, addr, end - addr); -} - -static void qxl_rom_set_dirty(PCIQXLDevice *qxl) -{ - qxl_set_dirty(&qxl->rom_bar, 0, qxl->rom_size); -} - -/* called from spice server thread context only */ -static void qxl_ram_set_dirty(PCIQXLDevice *qxl, void *ptr) -{ - void *base = qxl->vga.vram_ptr; - intptr_t offset; - - offset = ptr - base; - assert(offset < qxl->vga.vram_size); - qxl_set_dirty(&qxl->vga.vram, offset, offset + 3); -} - -/* can be called from spice server thread context */ -static void qxl_ring_set_dirty(PCIQXLDevice *qxl) -{ - ram_addr_t addr = qxl->shadow_rom.ram_header_offset; - ram_addr_t end = qxl->vga.vram_size; - qxl_set_dirty(&qxl->vga.vram, addr, end); -} - -/* - * keep track of some command state, for savevm/loadvm. - * called from spice server thread context only - */ -static int qxl_track_command(PCIQXLDevice *qxl, struct QXLCommandExt *ext) -{ - switch (le32_to_cpu(ext->cmd.type)) { - case QXL_CMD_SURFACE: - { - QXLSurfaceCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); - - if (!cmd) { - return 1; - } - uint32_t id = le32_to_cpu(cmd->surface_id); - - if (id >= qxl->ssd.num_surfaces) { - qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE id %d >= %d", id, - qxl->ssd.num_surfaces); - return 1; - } - if (cmd->type == QXL_SURFACE_CMD_CREATE && - (cmd->u.surface_create.stride & 0x03) != 0) { - qxl_set_guest_bug(qxl, "QXL_CMD_SURFACE stride = %d %% 4 != 0\n", - cmd->u.surface_create.stride); - return 1; - } - qemu_mutex_lock(&qxl->track_lock); - if (cmd->type == QXL_SURFACE_CMD_CREATE) { - qxl->guest_surfaces.cmds[id] = ext->cmd.data; - qxl->guest_surfaces.count++; - if (qxl->guest_surfaces.max < qxl->guest_surfaces.count) - qxl->guest_surfaces.max = qxl->guest_surfaces.count; - } - if (cmd->type == QXL_SURFACE_CMD_DESTROY) { - qxl->guest_surfaces.cmds[id] = 0; - qxl->guest_surfaces.count--; - } - qemu_mutex_unlock(&qxl->track_lock); - break; - } - case QXL_CMD_CURSOR: - { - QXLCursorCmd *cmd = qxl_phys2virt(qxl, ext->cmd.data, ext->group_id); - - if (!cmd) { - return 1; - } - if (cmd->type == QXL_CURSOR_SET) { - qemu_mutex_lock(&qxl->track_lock); - qxl->guest_cursor = ext->cmd.data; - qemu_mutex_unlock(&qxl->track_lock); - } - break; - } - } - return 0; -} - -/* spice display interface callbacks */ - -static void interface_attach_worker(QXLInstance *sin, QXLWorker *qxl_worker) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - - trace_qxl_interface_attach_worker(qxl->id); - qxl->ssd.worker = qxl_worker; -} - -static void interface_set_compression_level(QXLInstance *sin, int level) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - - trace_qxl_interface_set_compression_level(qxl->id, level); - qxl->shadow_rom.compression_level = cpu_to_le32(level); - qxl->rom->compression_level = cpu_to_le32(level); - qxl_rom_set_dirty(qxl); -} - -static void interface_set_mm_time(QXLInstance *sin, uint32_t mm_time) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - - if (!qemu_spice_display_is_running(&qxl->ssd)) { - return; - } - - trace_qxl_interface_set_mm_time(qxl->id, mm_time); - qxl->shadow_rom.mm_clock = cpu_to_le32(mm_time); - qxl->rom->mm_clock = cpu_to_le32(mm_time); - qxl_rom_set_dirty(qxl); -} - -static void interface_get_init_info(QXLInstance *sin, QXLDevInitInfo *info) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - - trace_qxl_interface_get_init_info(qxl->id); - info->memslot_gen_bits = MEMSLOT_GENERATION_BITS; - info->memslot_id_bits = MEMSLOT_SLOT_BITS; - info->num_memslots = NUM_MEMSLOTS; - info->num_memslots_groups = NUM_MEMSLOTS_GROUPS; - info->internal_groupslot_id = 0; - info->qxl_ram_size = - le32_to_cpu(qxl->shadow_rom.num_pages) << QXL_PAGE_BITS; - info->n_surfaces = qxl->ssd.num_surfaces; -} - -static const char *qxl_mode_to_string(int mode) -{ - switch (mode) { - case QXL_MODE_COMPAT: - return "compat"; - case QXL_MODE_NATIVE: - return "native"; - case QXL_MODE_UNDEFINED: - return "undefined"; - case QXL_MODE_VGA: - return "vga"; - } - return "INVALID"; -} - -static const char *io_port_to_string(uint32_t io_port) -{ - if (io_port >= QXL_IO_RANGE_SIZE) { - return "out of range"; - } - static const char *io_port_to_string[QXL_IO_RANGE_SIZE + 1] = { - [QXL_IO_NOTIFY_CMD] = "QXL_IO_NOTIFY_CMD", - [QXL_IO_NOTIFY_CURSOR] = "QXL_IO_NOTIFY_CURSOR", - [QXL_IO_UPDATE_AREA] = "QXL_IO_UPDATE_AREA", - [QXL_IO_UPDATE_IRQ] = "QXL_IO_UPDATE_IRQ", - [QXL_IO_NOTIFY_OOM] = "QXL_IO_NOTIFY_OOM", - [QXL_IO_RESET] = "QXL_IO_RESET", - [QXL_IO_SET_MODE] = "QXL_IO_SET_MODE", - [QXL_IO_LOG] = "QXL_IO_LOG", - [QXL_IO_MEMSLOT_ADD] = "QXL_IO_MEMSLOT_ADD", - [QXL_IO_MEMSLOT_DEL] = "QXL_IO_MEMSLOT_DEL", - [QXL_IO_DETACH_PRIMARY] = "QXL_IO_DETACH_PRIMARY", - [QXL_IO_ATTACH_PRIMARY] = "QXL_IO_ATTACH_PRIMARY", - [QXL_IO_CREATE_PRIMARY] = "QXL_IO_CREATE_PRIMARY", - [QXL_IO_DESTROY_PRIMARY] = "QXL_IO_DESTROY_PRIMARY", - [QXL_IO_DESTROY_SURFACE_WAIT] = "QXL_IO_DESTROY_SURFACE_WAIT", - [QXL_IO_DESTROY_ALL_SURFACES] = "QXL_IO_DESTROY_ALL_SURFACES", - [QXL_IO_UPDATE_AREA_ASYNC] = "QXL_IO_UPDATE_AREA_ASYNC", - [QXL_IO_MEMSLOT_ADD_ASYNC] = "QXL_IO_MEMSLOT_ADD_ASYNC", - [QXL_IO_CREATE_PRIMARY_ASYNC] = "QXL_IO_CREATE_PRIMARY_ASYNC", - [QXL_IO_DESTROY_PRIMARY_ASYNC] = "QXL_IO_DESTROY_PRIMARY_ASYNC", - [QXL_IO_DESTROY_SURFACE_ASYNC] = "QXL_IO_DESTROY_SURFACE_ASYNC", - [QXL_IO_DESTROY_ALL_SURFACES_ASYNC] - = "QXL_IO_DESTROY_ALL_SURFACES_ASYNC", - [QXL_IO_FLUSH_SURFACES_ASYNC] = "QXL_IO_FLUSH_SURFACES_ASYNC", - [QXL_IO_FLUSH_RELEASE] = "QXL_IO_FLUSH_RELEASE", - [QXL_IO_MONITORS_CONFIG_ASYNC] = "QXL_IO_MONITORS_CONFIG_ASYNC", - }; - return io_port_to_string[io_port]; -} - -/* called from spice server thread context only */ -static int interface_get_command(QXLInstance *sin, struct QXLCommandExt *ext) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - SimpleSpiceUpdate *update; - QXLCommandRing *ring; - QXLCommand *cmd; - int notify, ret; - - trace_qxl_ring_command_check(qxl->id, qxl_mode_to_string(qxl->mode)); - - switch (qxl->mode) { - case QXL_MODE_VGA: - ret = false; - qemu_mutex_lock(&qxl->ssd.lock); - update = QTAILQ_FIRST(&qxl->ssd.updates); - if (update != NULL) { - QTAILQ_REMOVE(&qxl->ssd.updates, update, next); - *ext = update->ext; - ret = true; - } - qemu_mutex_unlock(&qxl->ssd.lock); - if (ret) { - trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); - qxl_log_command(qxl, "vga", ext); - } - return ret; - case QXL_MODE_COMPAT: - case QXL_MODE_NATIVE: - case QXL_MODE_UNDEFINED: - ring = &qxl->ram->cmd_ring; - if (qxl->guest_bug || SPICE_RING_IS_EMPTY(ring)) { - return false; - } - SPICE_RING_CONS_ITEM(qxl, ring, cmd); - if (!cmd) { - return false; - } - ext->cmd = *cmd; - ext->group_id = MEMSLOT_GROUP_GUEST; - ext->flags = qxl->cmdflags; - SPICE_RING_POP(ring, notify); - qxl_ring_set_dirty(qxl); - if (notify) { - qxl_send_events(qxl, QXL_INTERRUPT_DISPLAY); - } - qxl->guest_primary.commands++; - qxl_track_command(qxl, ext); - qxl_log_command(qxl, "cmd", ext); - trace_qxl_ring_command_get(qxl->id, qxl_mode_to_string(qxl->mode)); - return true; - default: - return false; - } -} - -/* called from spice server thread context only */ -static int interface_req_cmd_notification(QXLInstance *sin) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - int wait = 1; - - trace_qxl_ring_command_req_notification(qxl->id); - switch (qxl->mode) { - case QXL_MODE_COMPAT: - case QXL_MODE_NATIVE: - case QXL_MODE_UNDEFINED: - SPICE_RING_CONS_WAIT(&qxl->ram->cmd_ring, wait); - qxl_ring_set_dirty(qxl); - break; - default: - /* nothing */ - break; - } - return wait; -} - -/* called from spice server thread context only */ -static inline void qxl_push_free_res(PCIQXLDevice *d, int flush) -{ - QXLReleaseRing *ring = &d->ram->release_ring; - uint64_t *item; - int notify; - -#define QXL_FREE_BUNCH_SIZE 32 - - if (ring->prod - ring->cons + 1 == ring->num_items) { - /* ring full -- can't push */ - return; - } - if (!flush && d->oom_running) { - /* collect everything from oom handler before pushing */ - return; - } - if (!flush && d->num_free_res < QXL_FREE_BUNCH_SIZE) { - /* collect a bit more before pushing */ - return; - } - - SPICE_RING_PUSH(ring, notify); - trace_qxl_ring_res_push(d->id, qxl_mode_to_string(d->mode), - d->guest_surfaces.count, d->num_free_res, - d->last_release, notify ? "yes" : "no"); - trace_qxl_ring_res_push_rest(d->id, ring->prod - ring->cons, - ring->num_items, ring->prod, ring->cons); - if (notify) { - qxl_send_events(d, QXL_INTERRUPT_DISPLAY); - } - SPICE_RING_PROD_ITEM(d, ring, item); - if (!item) { - return; - } - *item = 0; - d->num_free_res = 0; - d->last_release = NULL; - qxl_ring_set_dirty(d); -} - -/* called from spice server thread context only */ -static void interface_release_resource(QXLInstance *sin, - QXLReleaseInfoExt ext) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - QXLReleaseRing *ring; - uint64_t *item, id; - - if (ext.group_id == MEMSLOT_GROUP_HOST) { - /* host group -> vga mode update request */ - QXLCommandExt *cmdext = (void *)(intptr_t)(ext.info->id); - SimpleSpiceUpdate *update; - g_assert(cmdext->cmd.type == QXL_CMD_DRAW); - update = container_of(cmdext, SimpleSpiceUpdate, ext); - qemu_spice_destroy_update(&qxl->ssd, update); - return; - } - - /* - * ext->info points into guest-visible memory - * pci bar 0, $command.release_info - */ - ring = &qxl->ram->release_ring; - SPICE_RING_PROD_ITEM(qxl, ring, item); - if (!item) { - return; - } - if (*item == 0) { - /* stick head into the ring */ - id = ext.info->id; - ext.info->next = 0; - qxl_ram_set_dirty(qxl, &ext.info->next); - *item = id; - qxl_ring_set_dirty(qxl); - } else { - /* append item to the list */ - qxl->last_release->next = ext.info->id; - qxl_ram_set_dirty(qxl, &qxl->last_release->next); - ext.info->next = 0; - qxl_ram_set_dirty(qxl, &ext.info->next); - } - qxl->last_release = ext.info; - qxl->num_free_res++; - trace_qxl_ring_res_put(qxl->id, qxl->num_free_res); - qxl_push_free_res(qxl, 0); -} - -/* called from spice server thread context only */ -static int interface_get_cursor_command(QXLInstance *sin, struct QXLCommandExt *ext) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - QXLCursorRing *ring; - QXLCommand *cmd; - int notify; - - trace_qxl_ring_cursor_check(qxl->id, qxl_mode_to_string(qxl->mode)); - - switch (qxl->mode) { - case QXL_MODE_COMPAT: - case QXL_MODE_NATIVE: - case QXL_MODE_UNDEFINED: - ring = &qxl->ram->cursor_ring; - if (SPICE_RING_IS_EMPTY(ring)) { - return false; - } - SPICE_RING_CONS_ITEM(qxl, ring, cmd); - if (!cmd) { - return false; - } - ext->cmd = *cmd; - ext->group_id = MEMSLOT_GROUP_GUEST; - ext->flags = qxl->cmdflags; - SPICE_RING_POP(ring, notify); - qxl_ring_set_dirty(qxl); - if (notify) { - qxl_send_events(qxl, QXL_INTERRUPT_CURSOR); - } - qxl->guest_primary.commands++; - qxl_track_command(qxl, ext); - qxl_log_command(qxl, "csr", ext); - if (qxl->id == 0) { - qxl_render_cursor(qxl, ext); - } - trace_qxl_ring_cursor_get(qxl->id, qxl_mode_to_string(qxl->mode)); - return true; - default: - return false; - } -} - -/* called from spice server thread context only */ -static int interface_req_cursor_notification(QXLInstance *sin) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - int wait = 1; - - trace_qxl_ring_cursor_req_notification(qxl->id); - switch (qxl->mode) { - case QXL_MODE_COMPAT: - case QXL_MODE_NATIVE: - case QXL_MODE_UNDEFINED: - SPICE_RING_CONS_WAIT(&qxl->ram->cursor_ring, wait); - qxl_ring_set_dirty(qxl); - break; - default: - /* nothing */ - break; - } - return wait; -} - -/* called from spice server thread context */ -static void interface_notify_update(QXLInstance *sin, uint32_t update_id) -{ - /* - * Called by spice-server as a result of a QXL_CMD_UPDATE which is not in - * use by xf86-video-qxl and is defined out in the qxl windows driver. - * Probably was at some earlier version that is prior to git start (2009), - * and is still guest trigerrable. - */ - fprintf(stderr, "%s: deprecated\n", __func__); -} - -/* called from spice server thread context only */ -static int interface_flush_resources(QXLInstance *sin) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - int ret; - - ret = qxl->num_free_res; - if (ret) { - qxl_push_free_res(qxl, 1); - } - return ret; -} - -static void qxl_create_guest_primary_complete(PCIQXLDevice *d); - -/* called from spice server thread context only */ -static void interface_async_complete_io(PCIQXLDevice *qxl, QXLCookie *cookie) -{ - uint32_t current_async; - - qemu_mutex_lock(&qxl->async_lock); - current_async = qxl->current_async; - qxl->current_async = QXL_UNDEFINED_IO; - qemu_mutex_unlock(&qxl->async_lock); - - trace_qxl_interface_async_complete_io(qxl->id, current_async, cookie); - if (!cookie) { - fprintf(stderr, "qxl: %s: error, cookie is NULL\n", __func__); - return; - } - if (cookie && current_async != cookie->io) { - fprintf(stderr, - "qxl: %s: error: current_async = %d != %" - PRId64 " = cookie->io\n", __func__, current_async, cookie->io); - } - switch (current_async) { - case QXL_IO_MEMSLOT_ADD_ASYNC: - case QXL_IO_DESTROY_PRIMARY_ASYNC: - case QXL_IO_UPDATE_AREA_ASYNC: - case QXL_IO_FLUSH_SURFACES_ASYNC: - case QXL_IO_MONITORS_CONFIG_ASYNC: - break; - case QXL_IO_CREATE_PRIMARY_ASYNC: - qxl_create_guest_primary_complete(qxl); - break; - case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: - qxl_spice_destroy_surfaces_complete(qxl); - break; - case QXL_IO_DESTROY_SURFACE_ASYNC: - qxl_spice_destroy_surface_wait_complete(qxl, cookie->u.surface_id); - break; - default: - fprintf(stderr, "qxl: %s: unexpected current_async %d\n", __func__, - current_async); - } - qxl_send_events(qxl, QXL_INTERRUPT_IO_CMD); -} - -/* called from spice server thread context only */ -static void interface_update_area_complete(QXLInstance *sin, - uint32_t surface_id, - QXLRect *dirty, uint32_t num_updated_rects) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - int i; - int qxl_i; - - qemu_mutex_lock(&qxl->ssd.lock); - if (surface_id != 0 || !qxl->render_update_cookie_num) { - qemu_mutex_unlock(&qxl->ssd.lock); - return; - } - trace_qxl_interface_update_area_complete(qxl->id, surface_id, dirty->left, - dirty->right, dirty->top, dirty->bottom); - trace_qxl_interface_update_area_complete_rest(qxl->id, num_updated_rects); - if (qxl->num_dirty_rects + num_updated_rects > QXL_NUM_DIRTY_RECTS) { - /* - * overflow - treat this as a full update. Not expected to be common. - */ - trace_qxl_interface_update_area_complete_overflow(qxl->id, - QXL_NUM_DIRTY_RECTS); - qxl->guest_primary.resized = 1; - } - if (qxl->guest_primary.resized) { - /* - * Don't bother copying or scheduling the bh since we will flip - * the whole area anyway on completion of the update_area async call - */ - qemu_mutex_unlock(&qxl->ssd.lock); - return; - } - qxl_i = qxl->num_dirty_rects; - for (i = 0; i < num_updated_rects; i++) { - qxl->dirty[qxl_i++] = dirty[i]; - } - qxl->num_dirty_rects += num_updated_rects; - trace_qxl_interface_update_area_complete_schedule_bh(qxl->id, - qxl->num_dirty_rects); - qemu_bh_schedule(qxl->update_area_bh); - qemu_mutex_unlock(&qxl->ssd.lock); -} - -/* called from spice server thread context only */ -static void interface_async_complete(QXLInstance *sin, uint64_t cookie_token) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - QXLCookie *cookie = (QXLCookie *)(uintptr_t)cookie_token; - - switch (cookie->type) { - case QXL_COOKIE_TYPE_IO: - interface_async_complete_io(qxl, cookie); - g_free(cookie); - break; - case QXL_COOKIE_TYPE_RENDER_UPDATE_AREA: - qxl_render_update_area_done(qxl, cookie); - break; - case QXL_COOKIE_TYPE_POST_LOAD_MONITORS_CONFIG: - break; - default: - fprintf(stderr, "qxl: %s: unexpected cookie type %d\n", - __func__, cookie->type); - g_free(cookie); - } -} - -/* called from spice server thread context only */ -static void interface_set_client_capabilities(QXLInstance *sin, - uint8_t client_present, - uint8_t caps[58]) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - - if (qxl->revision < 4) { - trace_qxl_set_client_capabilities_unsupported_by_revision(qxl->id, - qxl->revision); - return; - } - - if (runstate_check(RUN_STATE_INMIGRATE) || - runstate_check(RUN_STATE_POSTMIGRATE)) { - return; - } - - qxl->shadow_rom.client_present = client_present; - memcpy(qxl->shadow_rom.client_capabilities, caps, - sizeof(qxl->shadow_rom.client_capabilities)); - qxl->rom->client_present = client_present; - memcpy(qxl->rom->client_capabilities, caps, - sizeof(qxl->rom->client_capabilities)); - qxl_rom_set_dirty(qxl); - - qxl_send_events(qxl, QXL_INTERRUPT_CLIENT); -} - -static uint32_t qxl_crc32(const uint8_t *p, unsigned len) -{ - /* - * zlib xors the seed with 0xffffffff, and xors the result - * again with 0xffffffff; Both are not done with linux's crc32, - * which we want to be compatible with, so undo that. - */ - return crc32(0xffffffff, p, len) ^ 0xffffffff; -} - -/* called from main context only */ -static int interface_client_monitors_config(QXLInstance *sin, - VDAgentMonitorsConfig *monitors_config) -{ - PCIQXLDevice *qxl = container_of(sin, PCIQXLDevice, ssd.qxl); - QXLRom *rom = memory_region_get_ram_ptr(&qxl->rom_bar); - int i; - unsigned max_outputs = ARRAY_SIZE(rom->client_monitors_config.heads); - - if (qxl->revision < 4) { - trace_qxl_client_monitors_config_unsupported_by_device(qxl->id, - qxl->revision); - return 0; - } - /* - * Older windows drivers set int_mask to 0 when their ISR is called, - * then later set it to ~0. So it doesn't relate to the actual interrupts - * handled. However, they are old, so clearly they don't support this - * interrupt - */ - if (qxl->ram->int_mask == 0 || qxl->ram->int_mask == ~0 || - !(qxl->ram->int_mask & QXL_INTERRUPT_CLIENT_MONITORS_CONFIG)) { - trace_qxl_client_monitors_config_unsupported_by_guest(qxl->id, - qxl->ram->int_mask, - monitors_config); - return 0; - } - if (!monitors_config) { - return 1; - } - -#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ - /* limit number of outputs based on setting limit */ - if (qxl->max_outputs && qxl->max_outputs <= max_outputs) { - max_outputs = qxl->max_outputs; - } -#endif - - memset(&rom->client_monitors_config, 0, - sizeof(rom->client_monitors_config)); - rom->client_monitors_config.count = monitors_config->num_of_monitors; - /* monitors_config->flags ignored */ - if (rom->client_monitors_config.count >= max_outputs) { - trace_qxl_client_monitors_config_capped(qxl->id, - monitors_config->num_of_monitors, - max_outputs); - rom->client_monitors_config.count = max_outputs; - } - for (i = 0 ; i < rom->client_monitors_config.count ; ++i) { - VDAgentMonConfig *monitor = &monitors_config->monitors[i]; - QXLURect *rect = &rom->client_monitors_config.heads[i]; - /* monitor->depth ignored */ - rect->left = monitor->x; - rect->top = monitor->y; - rect->right = monitor->x + monitor->width; - rect->bottom = monitor->y + monitor->height; - } - rom->client_monitors_config_crc = qxl_crc32( - (const uint8_t *)&rom->client_monitors_config, - sizeof(rom->client_monitors_config)); - trace_qxl_client_monitors_config_crc(qxl->id, - sizeof(rom->client_monitors_config), - rom->client_monitors_config_crc); - - trace_qxl_interrupt_client_monitors_config(qxl->id, - rom->client_monitors_config.count, - rom->client_monitors_config.heads); - qxl_send_events(qxl, QXL_INTERRUPT_CLIENT_MONITORS_CONFIG); - return 1; -} - -static const QXLInterface qxl_interface = { - .base.type = SPICE_INTERFACE_QXL, - .base.description = "qxl gpu", - .base.major_version = SPICE_INTERFACE_QXL_MAJOR, - .base.minor_version = SPICE_INTERFACE_QXL_MINOR, - - .attache_worker = interface_attach_worker, - .set_compression_level = interface_set_compression_level, - .set_mm_time = interface_set_mm_time, - .get_init_info = interface_get_init_info, - - /* the callbacks below are called from spice server thread context */ - .get_command = interface_get_command, - .req_cmd_notification = interface_req_cmd_notification, - .release_resource = interface_release_resource, - .get_cursor_command = interface_get_cursor_command, - .req_cursor_notification = interface_req_cursor_notification, - .notify_update = interface_notify_update, - .flush_resources = interface_flush_resources, - .async_complete = interface_async_complete, - .update_area_complete = interface_update_area_complete, - .set_client_capabilities = interface_set_client_capabilities, - .client_monitors_config = interface_client_monitors_config, -}; - -static const GraphicHwOps qxl_ops = { - .gfx_update = qxl_hw_update, -}; - -static void qxl_enter_vga_mode(PCIQXLDevice *d) -{ - if (d->mode == QXL_MODE_VGA) { - return; - } - trace_qxl_enter_vga_mode(d->id); -#if SPICE_SERVER_VERSION >= 0x000c03 /* release 0.12.3 */ - spice_qxl_driver_unload(&d->ssd.qxl); -#endif - graphic_console_set_hwops(d->ssd.dcl.con, d->vga.hw_ops, &d->vga); - update_displaychangelistener(&d->ssd.dcl, GUI_REFRESH_INTERVAL_DEFAULT); - qemu_spice_create_host_primary(&d->ssd); - d->mode = QXL_MODE_VGA; - vga_dirty_log_start(&d->vga); - graphic_hw_update(d->vga.con); -} - -static void qxl_exit_vga_mode(PCIQXLDevice *d) -{ - if (d->mode != QXL_MODE_VGA) { - return; - } - trace_qxl_exit_vga_mode(d->id); - graphic_console_set_hwops(d->ssd.dcl.con, &qxl_ops, d); - update_displaychangelistener(&d->ssd.dcl, GUI_REFRESH_INTERVAL_IDLE); - vga_dirty_log_stop(&d->vga); - qxl_destroy_primary(d, QXL_SYNC); -} - -static void qxl_update_irq(PCIQXLDevice *d) -{ - uint32_t pending = le32_to_cpu(d->ram->int_pending); - uint32_t mask = le32_to_cpu(d->ram->int_mask); - int level = !!(pending & mask); - pci_set_irq(&d->pci, level); - qxl_ring_set_dirty(d); -} - -static void qxl_check_state(PCIQXLDevice *d) -{ - QXLRam *ram = d->ram; - int spice_display_running = qemu_spice_display_is_running(&d->ssd); - - assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cmd_ring)); - assert(!spice_display_running || SPICE_RING_IS_EMPTY(&ram->cursor_ring)); -} - -static void qxl_reset_state(PCIQXLDevice *d) -{ - QXLRom *rom = d->rom; - - qxl_check_state(d); - d->shadow_rom.update_id = cpu_to_le32(0); - *rom = d->shadow_rom; - qxl_rom_set_dirty(d); - init_qxl_ram(d); - d->num_free_res = 0; - d->last_release = NULL; - memset(&d->ssd.dirty, 0, sizeof(d->ssd.dirty)); - qxl_update_irq(d); -} - -static void qxl_soft_reset(PCIQXLDevice *d) -{ - trace_qxl_soft_reset(d->id); - qxl_check_state(d); - qxl_clear_guest_bug(d); - qemu_mutex_lock(&d->async_lock); - d->current_async = QXL_UNDEFINED_IO; - qemu_mutex_unlock(&d->async_lock); - - if (d->id == 0) { - qxl_enter_vga_mode(d); - } else { - d->mode = QXL_MODE_UNDEFINED; - } -} - -static void qxl_hard_reset(PCIQXLDevice *d, int loadvm) -{ - bool startstop = qemu_spice_display_is_running(&d->ssd); - - trace_qxl_hard_reset(d->id, loadvm); - - if (startstop) { - qemu_spice_display_stop(); - } - - qxl_spice_reset_cursor(d); - qxl_spice_reset_image_cache(d); - qxl_reset_surfaces(d); - qxl_reset_memslots(d); - - /* pre loadvm reset must not touch QXLRam. This lives in - * device memory, is migrated together with RAM and thus - * already loaded at this point */ - if (!loadvm) { - qxl_reset_state(d); - } - qemu_spice_create_host_memslot(&d->ssd); - qxl_soft_reset(d); - - if (startstop) { - qemu_spice_display_start(); - } -} - -static void qxl_reset_handler(DeviceState *dev) -{ - PCIQXLDevice *d = PCI_QXL(PCI_DEVICE(dev)); - - qxl_hard_reset(d, 0); -} - -static void qxl_vga_ioport_write(void *opaque, uint32_t addr, uint32_t val) -{ - VGACommonState *vga = opaque; - PCIQXLDevice *qxl = container_of(vga, PCIQXLDevice, vga); - - trace_qxl_io_write_vga(qxl->id, qxl_mode_to_string(qxl->mode), addr, val); - if (qxl->mode != QXL_MODE_VGA) { - qxl_destroy_primary(qxl, QXL_SYNC); - qxl_soft_reset(qxl); - } - vga_ioport_write(opaque, addr, val); -} - -static const MemoryRegionPortio qxl_vga_portio_list[] = { - { 0x04, 2, 1, .read = vga_ioport_read, - .write = qxl_vga_ioport_write }, /* 3b4 */ - { 0x0a, 1, 1, .read = vga_ioport_read, - .write = qxl_vga_ioport_write }, /* 3ba */ - { 0x10, 16, 1, .read = vga_ioport_read, - .write = qxl_vga_ioport_write }, /* 3c0 */ - { 0x24, 2, 1, .read = vga_ioport_read, - .write = qxl_vga_ioport_write }, /* 3d4 */ - { 0x2a, 1, 1, .read = vga_ioport_read, - .write = qxl_vga_ioport_write }, /* 3da */ - PORTIO_END_OF_LIST(), -}; - -static int qxl_add_memslot(PCIQXLDevice *d, uint32_t slot_id, uint64_t delta, - qxl_async_io async) -{ - static const int regions[] = { - QXL_RAM_RANGE_INDEX, - QXL_VRAM_RANGE_INDEX, - QXL_VRAM64_RANGE_INDEX, - }; - uint64_t guest_start; - uint64_t guest_end; - int pci_region; - pcibus_t pci_start; - pcibus_t pci_end; - intptr_t virt_start; - QXLDevMemSlot memslot; - int i; - - guest_start = le64_to_cpu(d->guest_slots[slot_id].slot.mem_start); - guest_end = le64_to_cpu(d->guest_slots[slot_id].slot.mem_end); - - trace_qxl_memslot_add_guest(d->id, slot_id, guest_start, guest_end); - - if (slot_id >= NUM_MEMSLOTS) { - qxl_set_guest_bug(d, "%s: slot_id >= NUM_MEMSLOTS %d >= %d", __func__, - slot_id, NUM_MEMSLOTS); - return 1; - } - if (guest_start > guest_end) { - qxl_set_guest_bug(d, "%s: guest_start > guest_end 0x%" PRIx64 - " > 0x%" PRIx64, __func__, guest_start, guest_end); - return 1; - } - - for (i = 0; i < ARRAY_SIZE(regions); i++) { - pci_region = regions[i]; - pci_start = d->pci.io_regions[pci_region].addr; - pci_end = pci_start + d->pci.io_regions[pci_region].size; - /* mapped? */ - if (pci_start == -1) { - continue; - } - /* start address in range ? */ - if (guest_start < pci_start || guest_start > pci_end) { - continue; - } - /* end address in range ? */ - if (guest_end > pci_end) { - continue; - } - /* passed */ - break; - } - if (i == ARRAY_SIZE(regions)) { - qxl_set_guest_bug(d, "%s: finished loop without match", __func__); - return 1; - } - - switch (pci_region) { - case QXL_RAM_RANGE_INDEX: - virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vga.vram); - break; - case QXL_VRAM_RANGE_INDEX: - case 4 /* vram 64bit */: - virt_start = (intptr_t)memory_region_get_ram_ptr(&d->vram_bar); - break; - default: - /* should not happen */ - qxl_set_guest_bug(d, "%s: pci_region = %d", __func__, pci_region); - return 1; - } - - memslot.slot_id = slot_id; - memslot.slot_group_id = MEMSLOT_GROUP_GUEST; /* guest group */ - memslot.virt_start = virt_start + (guest_start - pci_start); - memslot.virt_end = virt_start + (guest_end - pci_start); - memslot.addr_delta = memslot.virt_start - delta; - memslot.generation = d->rom->slot_generation = 0; - qxl_rom_set_dirty(d); - - qemu_spice_add_memslot(&d->ssd, &memslot, async); - d->guest_slots[slot_id].ptr = (void*)memslot.virt_start; - d->guest_slots[slot_id].size = memslot.virt_end - memslot.virt_start; - d->guest_slots[slot_id].delta = delta; - d->guest_slots[slot_id].active = 1; - return 0; -} - -static void qxl_del_memslot(PCIQXLDevice *d, uint32_t slot_id) -{ - qemu_spice_del_memslot(&d->ssd, MEMSLOT_GROUP_HOST, slot_id); - d->guest_slots[slot_id].active = 0; -} - -static void qxl_reset_memslots(PCIQXLDevice *d) -{ - qxl_spice_reset_memslots(d); - memset(&d->guest_slots, 0, sizeof(d->guest_slots)); -} - -static void qxl_reset_surfaces(PCIQXLDevice *d) -{ - trace_qxl_reset_surfaces(d->id); - d->mode = QXL_MODE_UNDEFINED; - qxl_spice_destroy_surfaces(d, QXL_SYNC); -} - -/* can be also called from spice server thread context */ -void *qxl_phys2virt(PCIQXLDevice *qxl, QXLPHYSICAL pqxl, int group_id) -{ - uint64_t phys = le64_to_cpu(pqxl); - uint32_t slot = (phys >> (64 - 8)) & 0xff; - uint64_t offset = phys & 0xffffffffffff; - - switch (group_id) { - case MEMSLOT_GROUP_HOST: - return (void *)(intptr_t)offset; - case MEMSLOT_GROUP_GUEST: - if (slot >= NUM_MEMSLOTS) { - qxl_set_guest_bug(qxl, "slot too large %d >= %d", slot, - NUM_MEMSLOTS); - return NULL; - } - if (!qxl->guest_slots[slot].active) { - qxl_set_guest_bug(qxl, "inactive slot %d\n", slot); - return NULL; - } - if (offset < qxl->guest_slots[slot].delta) { - qxl_set_guest_bug(qxl, - "slot %d offset %"PRIu64" < delta %"PRIu64"\n", - slot, offset, qxl->guest_slots[slot].delta); - return NULL; - } - offset -= qxl->guest_slots[slot].delta; - if (offset > qxl->guest_slots[slot].size) { - qxl_set_guest_bug(qxl, - "slot %d offset %"PRIu64" > size %"PRIu64"\n", - slot, offset, qxl->guest_slots[slot].size); - return NULL; - } - return qxl->guest_slots[slot].ptr + offset; - } - return NULL; -} - -static void qxl_create_guest_primary_complete(PCIQXLDevice *qxl) -{ - /* for local rendering */ - qxl_render_resize(qxl); -} - -static void qxl_create_guest_primary(PCIQXLDevice *qxl, int loadvm, - qxl_async_io async) -{ - QXLDevSurfaceCreate surface; - QXLSurfaceCreate *sc = &qxl->guest_primary.surface; - uint32_t requested_height = le32_to_cpu(sc->height); - int requested_stride = le32_to_cpu(sc->stride); - - if (requested_stride == INT32_MIN || - abs(requested_stride) * (uint64_t)requested_height - > qxl->vgamem_size) { - qxl_set_guest_bug(qxl, "%s: requested primary larger than framebuffer" - " stride %d x height %" PRIu32 " > %" PRIu32, - __func__, requested_stride, requested_height, - qxl->vgamem_size); - return; - } - - if (qxl->mode == QXL_MODE_NATIVE) { - qxl_set_guest_bug(qxl, "%s: nop since already in QXL_MODE_NATIVE", - __func__); - } - qxl_exit_vga_mode(qxl); - - surface.format = le32_to_cpu(sc->format); - surface.height = le32_to_cpu(sc->height); - surface.mem = le64_to_cpu(sc->mem); - surface.position = le32_to_cpu(sc->position); - surface.stride = le32_to_cpu(sc->stride); - surface.width = le32_to_cpu(sc->width); - surface.type = le32_to_cpu(sc->type); - surface.flags = le32_to_cpu(sc->flags); - trace_qxl_create_guest_primary(qxl->id, sc->width, sc->height, sc->mem, - sc->format, sc->position); - trace_qxl_create_guest_primary_rest(qxl->id, sc->stride, sc->type, - sc->flags); - - if ((surface.stride & 0x3) != 0) { - qxl_set_guest_bug(qxl, "primary surface stride = %d %% 4 != 0", - surface.stride); - return; - } - - surface.mouse_mode = true; - surface.group_id = MEMSLOT_GROUP_GUEST; - if (loadvm) { - surface.flags |= QXL_SURF_FLAG_KEEP_DATA; - } - - qxl->mode = QXL_MODE_NATIVE; - qxl->cmdflags = 0; - qemu_spice_create_primary_surface(&qxl->ssd, 0, &surface, async); - - if (async == QXL_SYNC) { - qxl_create_guest_primary_complete(qxl); - } -} - -/* return 1 if surface destoy was initiated (in QXL_ASYNC case) or - * done (in QXL_SYNC case), 0 otherwise. */ -static int qxl_destroy_primary(PCIQXLDevice *d, qxl_async_io async) -{ - if (d->mode == QXL_MODE_UNDEFINED) { - return 0; - } - trace_qxl_destroy_primary(d->id); - d->mode = QXL_MODE_UNDEFINED; - qemu_spice_destroy_primary_surface(&d->ssd, 0, async); - qxl_spice_reset_cursor(d); - return 1; -} - -static void qxl_set_mode(PCIQXLDevice *d, unsigned int modenr, int loadvm) -{ - pcibus_t start = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; - pcibus_t end = d->pci.io_regions[QXL_RAM_RANGE_INDEX].size + start; - QXLMode *mode = d->modes->modes + modenr; - uint64_t devmem = d->pci.io_regions[QXL_RAM_RANGE_INDEX].addr; - QXLMemSlot slot = { - .mem_start = start, - .mem_end = end - }; - - if (modenr >= d->modes->n_modes) { - qxl_set_guest_bug(d, "mode number out of range"); - return; - } - - QXLSurfaceCreate surface = { - .width = mode->x_res, - .height = mode->y_res, - .stride = -mode->x_res * 4, - .format = SPICE_SURFACE_FMT_32_xRGB, - .flags = loadvm ? QXL_SURF_FLAG_KEEP_DATA : 0, - .mouse_mode = true, - .mem = devmem + d->shadow_rom.draw_area_offset, - }; - - trace_qxl_set_mode(d->id, modenr, mode->x_res, mode->y_res, mode->bits, - devmem); - if (!loadvm) { - qxl_hard_reset(d, 0); - } - - d->guest_slots[0].slot = slot; - assert(qxl_add_memslot(d, 0, devmem, QXL_SYNC) == 0); - - d->guest_primary.surface = surface; - qxl_create_guest_primary(d, 0, QXL_SYNC); - - d->mode = QXL_MODE_COMPAT; - d->cmdflags = QXL_COMMAND_FLAG_COMPAT; - if (mode->bits == 16) { - d->cmdflags |= QXL_COMMAND_FLAG_COMPAT_16BPP; - } - d->shadow_rom.mode = cpu_to_le32(modenr); - d->rom->mode = cpu_to_le32(modenr); - qxl_rom_set_dirty(d); -} - -static void ioport_write(void *opaque, hwaddr addr, - uint64_t val, unsigned size) -{ - PCIQXLDevice *d = opaque; - uint32_t io_port = addr; - qxl_async_io async = QXL_SYNC; - uint32_t orig_io_port = io_port; - - if (d->guest_bug && io_port != QXL_IO_RESET) { - return; - } - - if (d->revision <= QXL_REVISION_STABLE_V10 && - io_port > QXL_IO_FLUSH_RELEASE) { - qxl_set_guest_bug(d, "unsupported io %d for revision %d\n", - io_port, d->revision); - return; - } - - switch (io_port) { - case QXL_IO_RESET: - case QXL_IO_SET_MODE: - case QXL_IO_MEMSLOT_ADD: - case QXL_IO_MEMSLOT_DEL: - case QXL_IO_CREATE_PRIMARY: - case QXL_IO_UPDATE_IRQ: - case QXL_IO_LOG: - case QXL_IO_MEMSLOT_ADD_ASYNC: - case QXL_IO_CREATE_PRIMARY_ASYNC: - break; - default: - if (d->mode != QXL_MODE_VGA) { - break; - } - trace_qxl_io_unexpected_vga_mode(d->id, - addr, val, io_port_to_string(io_port)); - /* be nice to buggy guest drivers */ - if (io_port >= QXL_IO_UPDATE_AREA_ASYNC && - io_port < QXL_IO_RANGE_SIZE) { - qxl_send_events(d, QXL_INTERRUPT_IO_CMD); - } - return; - } - - /* we change the io_port to avoid ifdeffery in the main switch */ - orig_io_port = io_port; - switch (io_port) { - case QXL_IO_UPDATE_AREA_ASYNC: - io_port = QXL_IO_UPDATE_AREA; - goto async_common; - case QXL_IO_MEMSLOT_ADD_ASYNC: - io_port = QXL_IO_MEMSLOT_ADD; - goto async_common; - case QXL_IO_CREATE_PRIMARY_ASYNC: - io_port = QXL_IO_CREATE_PRIMARY; - goto async_common; - case QXL_IO_DESTROY_PRIMARY_ASYNC: - io_port = QXL_IO_DESTROY_PRIMARY; - goto async_common; - case QXL_IO_DESTROY_SURFACE_ASYNC: - io_port = QXL_IO_DESTROY_SURFACE_WAIT; - goto async_common; - case QXL_IO_DESTROY_ALL_SURFACES_ASYNC: - io_port = QXL_IO_DESTROY_ALL_SURFACES; - goto async_common; - case QXL_IO_FLUSH_SURFACES_ASYNC: - case QXL_IO_MONITORS_CONFIG_ASYNC: -async_common: - async = QXL_ASYNC; - qemu_mutex_lock(&d->async_lock); - if (d->current_async != QXL_UNDEFINED_IO) { - qxl_set_guest_bug(d, "%d async started before last (%d) complete", - io_port, d->current_async); - qemu_mutex_unlock(&d->async_lock); - return; - } - d->current_async = orig_io_port; - qemu_mutex_unlock(&d->async_lock); - break; - default: - break; - } - trace_qxl_io_write(d->id, qxl_mode_to_string(d->mode), - addr, io_port_to_string(addr), - val, size, async); - - switch (io_port) { - case QXL_IO_UPDATE_AREA: - { - QXLCookie *cookie = NULL; - QXLRect update = d->ram->update_area; - - if (d->ram->update_surface > d->ssd.num_surfaces) { - qxl_set_guest_bug(d, "QXL_IO_UPDATE_AREA: invalid surface id %d\n", - d->ram->update_surface); - break; - } - if (update.left >= update.right || update.top >= update.bottom || - update.left < 0 || update.top < 0) { - qxl_set_guest_bug(d, - "QXL_IO_UPDATE_AREA: invalid area (%ux%u)x(%ux%u)\n", - update.left, update.top, update.right, update.bottom); - if (update.left == update.right || update.top == update.bottom) { - /* old drivers may provide empty area, keep going */ - qxl_clear_guest_bug(d); - goto cancel_async; - } - break; - } - if (async == QXL_ASYNC) { - cookie = qxl_cookie_new(QXL_COOKIE_TYPE_IO, - QXL_IO_UPDATE_AREA_ASYNC); - cookie->u.area = update; - } - qxl_spice_update_area(d, d->ram->update_surface, - cookie ? &cookie->u.area : &update, - NULL, 0, 0, async, cookie); - break; - } - case QXL_IO_NOTIFY_CMD: - qemu_spice_wakeup(&d->ssd); - break; - case QXL_IO_NOTIFY_CURSOR: - qemu_spice_wakeup(&d->ssd); - break; - case QXL_IO_UPDATE_IRQ: - qxl_update_irq(d); - break; - case QXL_IO_NOTIFY_OOM: - if (!SPICE_RING_IS_EMPTY(&d->ram->release_ring)) { - break; - } - d->oom_running = 1; - qxl_spice_oom(d); - d->oom_running = 0; - break; - case QXL_IO_SET_MODE: - qxl_set_mode(d, val, 0); - break; - case QXL_IO_LOG: - trace_qxl_io_log(d->id, d->ram->log_buf); - if (d->guestdebug) { - fprintf(stderr, "qxl/guest-%d: %" PRId64 ": %s", d->id, - qemu_clock_get_ns(QEMU_CLOCK_VIRTUAL), d->ram->log_buf); - } - break; - case QXL_IO_RESET: - qxl_hard_reset(d, 0); - break; - case QXL_IO_MEMSLOT_ADD: - if (val >= NUM_MEMSLOTS) { - qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_ADD: val out of range"); - break; - } - if (d->guest_slots[val].active) { - qxl_set_guest_bug(d, - "QXL_IO_MEMSLOT_ADD: memory slot already active"); - break; - } - d->guest_slots[val].slot = d->ram->mem_slot; - qxl_add_memslot(d, val, 0, async); - break; - case QXL_IO_MEMSLOT_DEL: - if (val >= NUM_MEMSLOTS) { - qxl_set_guest_bug(d, "QXL_IO_MEMSLOT_DEL: val out of range"); - break; - } - qxl_del_memslot(d, val); - break; - case QXL_IO_CREATE_PRIMARY: - if (val != 0) { - qxl_set_guest_bug(d, "QXL_IO_CREATE_PRIMARY (async=%d): val != 0", - async); - goto cancel_async; - } - d->guest_primary.surface = d->ram->create_surface; - qxl_create_guest_primary(d, 0, async); - break; - case QXL_IO_DESTROY_PRIMARY: - if (val != 0) { - qxl_set_guest_bug(d, "QXL_IO_DESTROY_PRIMARY (async=%d): val != 0", - async); - goto cancel_async; - } - if (!qxl_destroy_primary(d, async)) { - trace_qxl_io_destroy_primary_ignored(d->id, - qxl_mode_to_string(d->mode)); - goto cancel_async; - } - break; - case QXL_IO_DESTROY_SURFACE_WAIT: - if (val >= d->ssd.num_surfaces) { - qxl_set_guest_bug(d, "QXL_IO_DESTROY_SURFACE (async=%d):" - "%" PRIu64 " >= NUM_SURFACES", async, val); - goto cancel_async; - } - qxl_spice_destroy_surface_wait(d, val, async); - break; - case QXL_IO_FLUSH_RELEASE: { - QXLReleaseRing *ring = &d->ram->release_ring; - if (ring->prod - ring->cons + 1 == ring->num_items) { - fprintf(stderr, - "ERROR: no flush, full release ring [p%d,%dc]\n", - ring->prod, ring->cons); - } - qxl_push_free_res(d, 1 /* flush */); - break; - } - case QXL_IO_FLUSH_SURFACES_ASYNC: - qxl_spice_flush_surfaces_async(d); - break; - case QXL_IO_DESTROY_ALL_SURFACES: - d->mode = QXL_MODE_UNDEFINED; - qxl_spice_destroy_surfaces(d, async); - break; - case QXL_IO_MONITORS_CONFIG_ASYNC: - qxl_spice_monitors_config_async(d, 0); - break; - default: - qxl_set_guest_bug(d, "%s: unexpected ioport=0x%x\n", __func__, io_port); - } - return; -cancel_async: - if (async) { - qxl_send_events(d, QXL_INTERRUPT_IO_CMD); - qemu_mutex_lock(&d->async_lock); - d->current_async = QXL_UNDEFINED_IO; - qemu_mutex_unlock(&d->async_lock); - } -} - -static uint64_t ioport_read(void *opaque, hwaddr addr, - unsigned size) -{ - PCIQXLDevice *qxl = opaque; - - trace_qxl_io_read_unexpected(qxl->id); - return 0xff; -} - -static const MemoryRegionOps qxl_io_ops = { - .read = ioport_read, - .write = ioport_write, - .valid = { - .min_access_size = 1, - .max_access_size = 1, - }, -}; - -static void qxl_update_irq_bh(void *opaque) -{ - PCIQXLDevice *d = opaque; - qxl_update_irq(d); -} - -static void qxl_send_events(PCIQXLDevice *d, uint32_t events) -{ - uint32_t old_pending; - uint32_t le_events = cpu_to_le32(events); - - trace_qxl_send_events(d->id, events); - if (!qemu_spice_display_is_running(&d->ssd)) { - /* spice-server tracks guest running state and should not do this */ - fprintf(stderr, "%s: spice-server bug: guest stopped, ignoring\n", - __func__); - trace_qxl_send_events_vm_stopped(d->id, events); - return; - } - old_pending = atomic_fetch_or(&d->ram->int_pending, le_events); - if ((old_pending & le_events) == le_events) { - return; - } - qemu_bh_schedule(d->update_irq); -} - -/* graphics console */ - -static void qxl_hw_update(void *opaque) -{ - PCIQXLDevice *qxl = opaque; - - qxl_render_update(qxl); -} - -static void qxl_dirty_surfaces(PCIQXLDevice *qxl) -{ - uintptr_t vram_start; - int i; - - if (qxl->mode != QXL_MODE_NATIVE && qxl->mode != QXL_MODE_COMPAT) { - return; - } - - /* dirty the primary surface */ - qxl_set_dirty(&qxl->vga.vram, qxl->shadow_rom.draw_area_offset, - qxl->shadow_rom.surface0_area_size); - - vram_start = (uintptr_t)memory_region_get_ram_ptr(&qxl->vram_bar); - - /* dirty the off-screen surfaces */ - for (i = 0; i < qxl->ssd.num_surfaces; i++) { - QXLSurfaceCmd *cmd; - intptr_t surface_offset; - int surface_size; - - if (qxl->guest_surfaces.cmds[i] == 0) { - continue; - } - - cmd = qxl_phys2virt(qxl, qxl->guest_surfaces.cmds[i], - MEMSLOT_GROUP_GUEST); - assert(cmd); - assert(cmd->type == QXL_SURFACE_CMD_CREATE); - surface_offset = (intptr_t)qxl_phys2virt(qxl, - cmd->u.surface_create.data, - MEMSLOT_GROUP_GUEST); - assert(surface_offset); - surface_offset -= vram_start; - surface_size = cmd->u.surface_create.height * - abs(cmd->u.surface_create.stride); - trace_qxl_surfaces_dirty(qxl->id, i, (int)surface_offset, surface_size); - qxl_set_dirty(&qxl->vram_bar, surface_offset, surface_size); - } -} - -static void qxl_vm_change_state_handler(void *opaque, int running, - RunState state) -{ - PCIQXLDevice *qxl = opaque; - - if (running) { - /* - * if qxl_send_events was called from spice server context before - * migration ended, qxl_update_irq for these events might not have been - * called - */ - qxl_update_irq(qxl); - } else { - /* make sure surfaces are saved before migration */ - qxl_dirty_surfaces(qxl); - } -} - -/* display change listener */ - -static void display_update(DisplayChangeListener *dcl, - int x, int y, int w, int h) -{ - PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); - - if (qxl->mode == QXL_MODE_VGA) { - qemu_spice_display_update(&qxl->ssd, x, y, w, h); - } -} - -static void display_switch(DisplayChangeListener *dcl, - struct DisplaySurface *surface) -{ - PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); - - qxl->ssd.ds = surface; - if (qxl->mode == QXL_MODE_VGA) { - qemu_spice_display_switch(&qxl->ssd, surface); - } -} - -static void display_refresh(DisplayChangeListener *dcl) -{ - PCIQXLDevice *qxl = container_of(dcl, PCIQXLDevice, ssd.dcl); - - if (qxl->mode == QXL_MODE_VGA) { - qemu_spice_display_refresh(&qxl->ssd); - } -} - -static DisplayChangeListenerOps display_listener_ops = { - .dpy_name = "spice/qxl", - .dpy_gfx_update = display_update, - .dpy_gfx_switch = display_switch, - .dpy_refresh = display_refresh, -}; - -static void qxl_init_ramsize(PCIQXLDevice *qxl) -{ - /* vga mode framebuffer / primary surface (bar 0, first part) */ - if (qxl->vgamem_size_mb < 8) { - qxl->vgamem_size_mb = 8; - } - /* XXX: we round vgamem_size_mb up to a nearest power of two and it must be - * less than vga_common_init()'s maximum on qxl->vga.vram_size (512 now). - */ - if (qxl->vgamem_size_mb > 256) { - qxl->vgamem_size_mb = 256; - } - qxl->vgamem_size = qxl->vgamem_size_mb * 1024 * 1024; - - /* vga ram (bar 0, total) */ - if (qxl->ram_size_mb != -1) { - qxl->vga.vram_size = qxl->ram_size_mb * 1024 * 1024; - } - if (qxl->vga.vram_size < qxl->vgamem_size * 2) { - qxl->vga.vram_size = qxl->vgamem_size * 2; - } - - /* vram32 (surfaces, 32bit, bar 1) */ - if (qxl->vram32_size_mb != -1) { - qxl->vram32_size = qxl->vram32_size_mb * 1024 * 1024; - } - if (qxl->vram32_size < 4096) { - qxl->vram32_size = 4096; - } - - /* vram (surfaces, 64bit, bar 4+5) */ - if (qxl->vram_size_mb != -1) { - qxl->vram_size = qxl->vram_size_mb * 1024 * 1024; - } - if (qxl->vram_size < qxl->vram32_size) { - qxl->vram_size = qxl->vram32_size; - } - - if (qxl->revision == 1) { - qxl->vram32_size = 4096; - qxl->vram_size = 4096; - } - qxl->vgamem_size = pow2ceil(qxl->vgamem_size); - qxl->vga.vram_size = pow2ceil(qxl->vga.vram_size); - qxl->vram32_size = pow2ceil(qxl->vram32_size); - qxl->vram_size = pow2ceil(qxl->vram_size); -} - -static void qxl_realize_common(PCIQXLDevice *qxl, Error **errp) -{ - uint8_t* config = qxl->pci.config; - uint32_t pci_device_rev; - uint32_t io_size; - - qxl->mode = QXL_MODE_UNDEFINED; - qxl->generation = 1; - qxl->num_memslots = NUM_MEMSLOTS; - qemu_mutex_init(&qxl->track_lock); - qemu_mutex_init(&qxl->async_lock); - qxl->current_async = QXL_UNDEFINED_IO; - qxl->guest_bug = 0; - - switch (qxl->revision) { - case 1: /* spice 0.4 -- qxl-1 */ - pci_device_rev = QXL_REVISION_STABLE_V04; - io_size = 8; - break; - case 2: /* spice 0.6 -- qxl-2 */ - pci_device_rev = QXL_REVISION_STABLE_V06; - io_size = 16; - break; - case 3: /* qxl-3 */ - pci_device_rev = QXL_REVISION_STABLE_V10; - io_size = 32; /* PCI region size must be pow2 */ - break; - case 4: /* qxl-4 */ - pci_device_rev = QXL_REVISION_STABLE_V12; - io_size = pow2ceil(QXL_IO_RANGE_SIZE); - break; - default: - error_setg(errp, "Invalid revision %d for qxl device (max %d)", - qxl->revision, QXL_DEFAULT_REVISION); - return; - } - - pci_set_byte(&config[PCI_REVISION_ID], pci_device_rev); - pci_set_byte(&config[PCI_INTERRUPT_PIN], 1); - - qxl->rom_size = qxl_rom_size(); - memory_region_init_ram(&qxl->rom_bar, OBJECT(qxl), "qxl.vrom", - qxl->rom_size, &error_fatal); - vmstate_register_ram(&qxl->rom_bar, &qxl->pci.qdev); - init_qxl_rom(qxl); - init_qxl_ram(qxl); - - qxl->guest_surfaces.cmds = g_new0(QXLPHYSICAL, qxl->ssd.num_surfaces); - memory_region_init_ram(&qxl->vram_bar, OBJECT(qxl), "qxl.vram", - qxl->vram_size, &error_fatal); - vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev); - memory_region_init_alias(&qxl->vram32_bar, OBJECT(qxl), "qxl.vram32", - &qxl->vram_bar, 0, qxl->vram32_size); - - memory_region_init_io(&qxl->io_bar, OBJECT(qxl), &qxl_io_ops, qxl, - "qxl-ioports", io_size); - if (qxl->id == 0) { - vga_dirty_log_start(&qxl->vga); - } - memory_region_set_flush_coalesced(&qxl->io_bar); - - - pci_register_bar(&qxl->pci, QXL_IO_RANGE_INDEX, - PCI_BASE_ADDRESS_SPACE_IO, &qxl->io_bar); - - pci_register_bar(&qxl->pci, QXL_ROM_RANGE_INDEX, - PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->rom_bar); - - pci_register_bar(&qxl->pci, QXL_RAM_RANGE_INDEX, - PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vga.vram); - - pci_register_bar(&qxl->pci, QXL_VRAM_RANGE_INDEX, - PCI_BASE_ADDRESS_SPACE_MEMORY, &qxl->vram32_bar); - - if (qxl->vram32_size < qxl->vram_size) { - /* - * Make the 64bit vram bar show up only in case it is - * configured to be larger than the 32bit vram bar. - */ - pci_register_bar(&qxl->pci, QXL_VRAM64_RANGE_INDEX, - PCI_BASE_ADDRESS_SPACE_MEMORY | - PCI_BASE_ADDRESS_MEM_TYPE_64 | - PCI_BASE_ADDRESS_MEM_PREFETCH, - &qxl->vram_bar); - } - - /* print pci bar details */ - dprint(qxl, 1, "ram/%s: %d MB [region 0]\n", - qxl->id == 0 ? "pri" : "sec", - qxl->vga.vram_size / (1024*1024)); - dprint(qxl, 1, "vram/32: %d MB [region 1]\n", - qxl->vram32_size / (1024*1024)); - dprint(qxl, 1, "vram/64: %d MB %s\n", - qxl->vram_size / (1024*1024), - qxl->vram32_size < qxl->vram_size ? "[region 4]" : "[unmapped]"); - - qxl->ssd.qxl.base.sif = &qxl_interface.base; - if (qemu_spice_add_display_interface(&qxl->ssd.qxl, qxl->vga.con) != 0) { - error_setg(errp, "qxl interface %d.%d not supported by spice-server", - SPICE_INTERFACE_QXL_MAJOR, SPICE_INTERFACE_QXL_MINOR); - return; - } - qemu_add_vm_change_state_handler(qxl_vm_change_state_handler, qxl); - - qxl->update_irq = qemu_bh_new(qxl_update_irq_bh, qxl); - qxl_reset_state(qxl); - - qxl->update_area_bh = qemu_bh_new(qxl_render_update_area_bh, qxl); - qxl->ssd.cursor_bh = qemu_bh_new(qemu_spice_cursor_refresh_bh, &qxl->ssd); -} - -static void qxl_realize_primary(PCIDevice *dev, Error **errp) -{ - PCIQXLDevice *qxl = PCI_QXL(dev); - VGACommonState *vga = &qxl->vga; - Error *local_err = NULL; - - qxl->id = 0; - qxl_init_ramsize(qxl); - vga->vbe_size = qxl->vgamem_size; - vga->vram_size_mb = qxl->vga.vram_size >> 20; - vga_common_init(vga, OBJECT(dev), true); - vga_init(vga, OBJECT(dev), - pci_address_space(dev), pci_address_space_io(dev), false); - portio_list_init(&qxl->vga_port_list, OBJECT(dev), qxl_vga_portio_list, - vga, "vga"); - portio_list_set_flush_coalesced(&qxl->vga_port_list); - portio_list_add(&qxl->vga_port_list, pci_address_space_io(dev), 0x3b0); - - vga->con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); - qemu_spice_display_init_common(&qxl->ssd); - - qxl_realize_common(qxl, &local_err); - if (local_err) { - error_propagate(errp, local_err); - return; - } - - qxl->ssd.dcl.ops = &display_listener_ops; - qxl->ssd.dcl.con = vga->con; - register_displaychangelistener(&qxl->ssd.dcl); -} - -static void qxl_realize_secondary(PCIDevice *dev, Error **errp) -{ - static int device_id = 1; - PCIQXLDevice *qxl = PCI_QXL(dev); - - qxl->id = device_id++; - qxl_init_ramsize(qxl); - memory_region_init_ram(&qxl->vga.vram, OBJECT(dev), "qxl.vgavram", - qxl->vga.vram_size, &error_fatal); - vmstate_register_ram(&qxl->vga.vram, &qxl->pci.qdev); - qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram); - qxl->vga.con = graphic_console_init(DEVICE(dev), 0, &qxl_ops, qxl); - - qxl_realize_common(qxl, errp); -} - -static void qxl_pre_save(void *opaque) -{ - PCIQXLDevice* d = opaque; - uint8_t *ram_start = d->vga.vram_ptr; - - trace_qxl_pre_save(d->id); - if (d->last_release == NULL) { - d->last_release_offset = 0; - } else { - d->last_release_offset = (uint8_t *)d->last_release - ram_start; - } - assert(d->last_release_offset < d->vga.vram_size); -} - -static int qxl_pre_load(void *opaque) -{ - PCIQXLDevice* d = opaque; - - trace_qxl_pre_load(d->id); - qxl_hard_reset(d, 1); - qxl_exit_vga_mode(d); - return 0; -} - -static void qxl_create_memslots(PCIQXLDevice *d) -{ - int i; - - for (i = 0; i < NUM_MEMSLOTS; i++) { - if (!d->guest_slots[i].active) { - continue; - } - qxl_add_memslot(d, i, 0, QXL_SYNC); - } -} - -static int qxl_post_load(void *opaque, int version) -{ - PCIQXLDevice* d = opaque; - uint8_t *ram_start = d->vga.vram_ptr; - QXLCommandExt *cmds; - int in, out, newmode; - - assert(d->last_release_offset < d->vga.vram_size); - if (d->last_release_offset == 0) { - d->last_release = NULL; - } else { - d->last_release = (QXLReleaseInfo *)(ram_start + d->last_release_offset); - } - - d->modes = (QXLModes*)((uint8_t*)d->rom + d->rom->modes_offset); - - trace_qxl_post_load(d->id, qxl_mode_to_string(d->mode)); - newmode = d->mode; - d->mode = QXL_MODE_UNDEFINED; - - switch (newmode) { - case QXL_MODE_UNDEFINED: - qxl_create_memslots(d); - break; - case QXL_MODE_VGA: - qxl_create_memslots(d); - qxl_enter_vga_mode(d); - break; - case QXL_MODE_NATIVE: - qxl_create_memslots(d); - qxl_create_guest_primary(d, 1, QXL_SYNC); - - /* replay surface-create and cursor-set commands */ - cmds = g_new0(QXLCommandExt, d->ssd.num_surfaces + 1); - for (in = 0, out = 0; in < d->ssd.num_surfaces; in++) { - if (d->guest_surfaces.cmds[in] == 0) { - continue; - } - cmds[out].cmd.data = d->guest_surfaces.cmds[in]; - cmds[out].cmd.type = QXL_CMD_SURFACE; - cmds[out].group_id = MEMSLOT_GROUP_GUEST; - out++; - } - if (d->guest_cursor) { - cmds[out].cmd.data = d->guest_cursor; - cmds[out].cmd.type = QXL_CMD_CURSOR; - cmds[out].group_id = MEMSLOT_GROUP_GUEST; - out++; - } - qxl_spice_loadvm_commands(d, cmds, out); - g_free(cmds); - if (d->guest_monitors_config) { - qxl_spice_monitors_config_async(d, 1); - } - break; - case QXL_MODE_COMPAT: - /* note: no need to call qxl_create_memslots, qxl_set_mode - * creates the mem slot. */ - qxl_set_mode(d, d->shadow_rom.mode, 1); - break; - } - return 0; -} - -#define QXL_SAVE_VERSION 21 - -static bool qxl_monitors_config_needed(void *opaque) -{ - PCIQXLDevice *qxl = opaque; - - return qxl->guest_monitors_config != 0; -} - - -static VMStateDescription qxl_memslot = { - .name = "qxl-memslot", - .version_id = QXL_SAVE_VERSION, - .minimum_version_id = QXL_SAVE_VERSION, - .fields = (VMStateField[]) { - VMSTATE_UINT64(slot.mem_start, struct guest_slots), - VMSTATE_UINT64(slot.mem_end, struct guest_slots), - VMSTATE_UINT32(active, struct guest_slots), - VMSTATE_END_OF_LIST() - } -}; - -static VMStateDescription qxl_surface = { - .name = "qxl-surface", - .version_id = QXL_SAVE_VERSION, - .minimum_version_id = QXL_SAVE_VERSION, - .fields = (VMStateField[]) { - VMSTATE_UINT32(width, QXLSurfaceCreate), - VMSTATE_UINT32(height, QXLSurfaceCreate), - VMSTATE_INT32(stride, QXLSurfaceCreate), - VMSTATE_UINT32(format, QXLSurfaceCreate), - VMSTATE_UINT32(position, QXLSurfaceCreate), - VMSTATE_UINT32(mouse_mode, QXLSurfaceCreate), - VMSTATE_UINT32(flags, QXLSurfaceCreate), - VMSTATE_UINT32(type, QXLSurfaceCreate), - VMSTATE_UINT64(mem, QXLSurfaceCreate), - VMSTATE_END_OF_LIST() - } -}; - -static VMStateDescription qxl_vmstate_monitors_config = { - .name = "qxl/monitors-config", - .version_id = 1, - .minimum_version_id = 1, - .needed = qxl_monitors_config_needed, - .fields = (VMStateField[]) { - VMSTATE_UINT64(guest_monitors_config, PCIQXLDevice), - VMSTATE_END_OF_LIST() - }, -}; - -static VMStateDescription qxl_vmstate = { - .name = "qxl", - .version_id = QXL_SAVE_VERSION, - .minimum_version_id = QXL_SAVE_VERSION, - .pre_save = qxl_pre_save, - .pre_load = qxl_pre_load, - .post_load = qxl_post_load, - .fields = (VMStateField[]) { - VMSTATE_PCI_DEVICE(pci, PCIQXLDevice), - VMSTATE_STRUCT(vga, PCIQXLDevice, 0, vmstate_vga_common, VGACommonState), - VMSTATE_UINT32(shadow_rom.mode, PCIQXLDevice), - VMSTATE_UINT32(num_free_res, PCIQXLDevice), - VMSTATE_UINT32(last_release_offset, PCIQXLDevice), - VMSTATE_UINT32(mode, PCIQXLDevice), - VMSTATE_UINT32(ssd.unique, PCIQXLDevice), - VMSTATE_INT32_EQUAL(num_memslots, PCIQXLDevice), - VMSTATE_STRUCT_ARRAY(guest_slots, PCIQXLDevice, NUM_MEMSLOTS, 0, - qxl_memslot, struct guest_slots), - VMSTATE_STRUCT(guest_primary.surface, PCIQXLDevice, 0, - qxl_surface, QXLSurfaceCreate), - VMSTATE_INT32_EQUAL(ssd.num_surfaces, PCIQXLDevice), - VMSTATE_VARRAY_INT32(guest_surfaces.cmds, PCIQXLDevice, - ssd.num_surfaces, 0, - vmstate_info_uint64, uint64_t), - VMSTATE_UINT64(guest_cursor, PCIQXLDevice), - VMSTATE_END_OF_LIST() - }, - .subsections = (const VMStateDescription*[]) { - &qxl_vmstate_monitors_config, - NULL - } -}; - -static Property qxl_properties[] = { - DEFINE_PROP_UINT32("ram_size", PCIQXLDevice, vga.vram_size, - 64 * 1024 * 1024), - DEFINE_PROP_UINT32("vram_size", PCIQXLDevice, vram32_size, - 64 * 1024 * 1024), - DEFINE_PROP_UINT32("revision", PCIQXLDevice, revision, - QXL_DEFAULT_REVISION), - DEFINE_PROP_UINT32("debug", PCIQXLDevice, debug, 0), - DEFINE_PROP_UINT32("guestdebug", PCIQXLDevice, guestdebug, 0), - DEFINE_PROP_UINT32("cmdlog", PCIQXLDevice, cmdlog, 0), - DEFINE_PROP_UINT32("ram_size_mb", PCIQXLDevice, ram_size_mb, -1), - DEFINE_PROP_UINT32("vram_size_mb", PCIQXLDevice, vram32_size_mb, -1), - DEFINE_PROP_UINT32("vram64_size_mb", PCIQXLDevice, vram_size_mb, -1), - DEFINE_PROP_UINT32("vgamem_mb", PCIQXLDevice, vgamem_size_mb, 16), - DEFINE_PROP_INT32("surfaces", PCIQXLDevice, ssd.num_surfaces, 1024), -#if SPICE_SERVER_VERSION >= 0x000c06 /* release 0.12.6 */ - DEFINE_PROP_UINT16("max_outputs", PCIQXLDevice, max_outputs, 0), -#endif - DEFINE_PROP_END_OF_LIST(), -}; - -static void qxl_pci_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->vendor_id = REDHAT_PCI_VENDOR_ID; - k->device_id = QXL_DEVICE_ID_STABLE; - set_bit(DEVICE_CATEGORY_DISPLAY, dc->categories); - dc->reset = qxl_reset_handler; - dc->vmsd = &qxl_vmstate; - dc->props = qxl_properties; -} - -static const TypeInfo qxl_pci_type_info = { - .name = TYPE_PCI_QXL, - .parent = TYPE_PCI_DEVICE, - .instance_size = sizeof(PCIQXLDevice), - .abstract = true, - .class_init = qxl_pci_class_init, -}; - -static void qxl_primary_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->realize = qxl_realize_primary; - k->romfile = "vgabios-qxl.bin"; - k->class_id = PCI_CLASS_DISPLAY_VGA; - dc->desc = "Spice QXL GPU (primary, vga compatible)"; - dc->hotpluggable = false; -} - -static const TypeInfo qxl_primary_info = { - .name = "qxl-vga", - .parent = TYPE_PCI_QXL, - .class_init = qxl_primary_class_init, -}; - -static void qxl_secondary_class_init(ObjectClass *klass, void *data) -{ - DeviceClass *dc = DEVICE_CLASS(klass); - PCIDeviceClass *k = PCI_DEVICE_CLASS(klass); - - k->realize = qxl_realize_secondary; - k->class_id = PCI_CLASS_DISPLAY_OTHER; - dc->desc = "Spice QXL GPU (secondary)"; -} - -static const TypeInfo qxl_secondary_info = { - .name = "qxl", - .parent = TYPE_PCI_QXL, - .class_init = qxl_secondary_class_init, -}; - -static void qxl_register_types(void) -{ - type_register_static(&qxl_pci_type_info); - type_register_static(&qxl_primary_info); - type_register_static(&qxl_secondary_info); -} - -type_init(qxl_register_types) |