diff options
Diffstat (limited to 'hw/display/qxl.c')
| -rw-r--r-- | hw/display/qxl.c | 35 |
1 files changed, 16 insertions, 19 deletions
diff --git a/hw/display/qxl.c b/hw/display/qxl.c index 61df477264..762f75dc2d 100644 --- a/hw/display/qxl.c +++ b/hw/display/qxl.c @@ -120,9 +120,12 @@ static QXLMode qxl_modes[] = { 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 */ }; @@ -297,19 +300,6 @@ void qxl_spice_reset_cursor(PCIQXLDevice *qxl) qxl->ssd.cursor = cursor_builtin_hidden(); } - -static inline uint32_t msb_mask(uint32_t val) -{ - uint32_t mask; - - do { - mask = ~(val - 1) & val; - val &= ~mask; - } while (mask < val); - - return mask; -} - static ram_addr_t qxl_rom_size(void) { uint32_t required_rom_size = sizeof(QXLRom) + sizeof(QXLModes) + @@ -367,6 +357,8 @@ static void init_qxl_rom(PCIQXLDevice *d) 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); @@ -1155,7 +1147,6 @@ static void qxl_soft_reset(PCIQXLDevice *d) qxl_enter_vga_mode(d); } else { d->mode = QXL_MODE_UNDEFINED; - update_displaychangelistener(&d->ssd.dcl, GUI_REFRESH_INTERVAL_IDLE); } } @@ -1880,6 +1871,12 @@ static void qxl_init_ramsize(PCIQXLDevice *qxl) 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) */ @@ -1910,10 +1907,10 @@ static void qxl_init_ramsize(PCIQXLDevice *qxl) qxl->vram32_size = 4096; qxl->vram_size = 4096; } - qxl->vgamem_size = msb_mask(qxl->vgamem_size * 2 - 1); - qxl->vga.vram_size = msb_mask(qxl->vga.vram_size * 2 - 1); - qxl->vram32_size = msb_mask(qxl->vram32_size * 2 - 1); - qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1); + 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 int qxl_init_common(PCIQXLDevice *qxl) @@ -1945,7 +1942,7 @@ static int qxl_init_common(PCIQXLDevice *qxl) break; case 4: /* qxl-4 */ pci_device_rev = QXL_REVISION_STABLE_V12; - io_size = msb_mask(QXL_IO_RANGE_SIZE * 2 - 1); + io_size = pow2ceil(QXL_IO_RANGE_SIZE); break; default: error_report("Invalid revision %d for qxl device (max %d)", |