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qxl: move ram size init to new function

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Factor memory bar sizing bits out to a separate function.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2012-02-17 15:02:40 +01:00
parent 80105bbfb2
commit a974192c80
1 changed files with 22 additions and 19 deletions
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41
hw/qxl.c
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@ -1554,6 +1554,25 @@ static DisplayChangeListener display_listener = {
.dpy_refresh = display_refresh,
};
static void qxl_init_ramsize(PCIQXLDevice *qxl, uint32_t ram_min_mb)
{
/* vga ram (bar 0) */
if (qxl->vga.vram_size < ram_min_mb * 1024 * 1024) {
qxl->vga.vram_size = ram_min_mb * 1024 * 1024;
}
/* vram (surfaces, bar 1) */
if (qxl->vram_size < 4096) {
qxl->vram_size = 4096;
}
if (qxl->revision == 1) {
qxl->vram_size = 4096;
}
qxl->vga.vram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1);
}
static int qxl_init_common(PCIQXLDevice *qxl)
{
uint8_t* config = qxl->pci.config;
@ -1592,13 +1611,6 @@ static int qxl_init_common(PCIQXLDevice *qxl)
init_qxl_rom(qxl);
init_qxl_ram(qxl);
if (qxl->vram_size < 4096) {
qxl->vram_size = 4096;
}
if (qxl->revision == 1) {
qxl->vram_size = 4096;
}
qxl->vram_size = msb_mask(qxl->vram_size * 2 - 1);
memory_region_init_ram(&qxl->vram_bar, "qxl.vram", qxl->vram_size);
vmstate_register_ram(&qxl->vram_bar, &qxl->pci.qdev);
@ -1641,15 +1653,11 @@ static int qxl_init_primary(PCIDevice *dev)
{
PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev);
VGACommonState *vga = &qxl->vga;
ram_addr_t ram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
PortioList *qxl_vga_port_list = g_new(PortioList, 1);
qxl->id = 0;
if (ram_size < 32 * 1024 * 1024) {
ram_size = 32 * 1024 * 1024;
}
vga_common_init(vga, ram_size);
qxl_init_ramsize(qxl, 32);
vga_common_init(vga, qxl->vga.vram_size);
vga_init(vga, pci_address_space(dev), pci_address_space_io(dev), false);
portio_list_init(qxl_vga_port_list, qxl_vga_portio_list, vga, "vga");
portio_list_add(qxl_vga_port_list, pci_address_space_io(dev), 0x3b0);
@ -1668,14 +1676,9 @@ static int qxl_init_secondary(PCIDevice *dev)
{
static int device_id = 1;
PCIQXLDevice *qxl = DO_UPCAST(PCIQXLDevice, pci, dev);
ram_addr_t ram_size = msb_mask(qxl->vga.vram_size * 2 - 1);
qxl->id = device_id++;
if (ram_size < 16 * 1024 * 1024) {
ram_size = 16 * 1024 * 1024;
}
qxl->vga.vram_size = ram_size;
qxl_init_ramsize(qxl, 16);
memory_region_init_ram(&qxl->vga.vram, "qxl.vgavram", qxl->vga.vram_size);
vmstate_register_ram(&qxl->vga.vram, &qxl->pci.qdev);
qxl->vga.vram_ptr = memory_region_get_ram_ptr(&qxl->vga.vram);