save VGA PCI state
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2113 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
parent
dfd92d3a46
commit
d2269f6f64
@ -2905,6 +2905,9 @@ static void cirrus_vga_save(QEMUFile *f, void *opaque)
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{
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CirrusVGAState *s = opaque;
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if (s->pci_dev)
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pci_device_save(s->pci_dev, f);
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qemu_put_be32s(f, &s->latch);
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qemu_put_8s(f, &s->sr_index);
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qemu_put_buffer(f, s->sr, 256);
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@ -2943,10 +2946,17 @@ static void cirrus_vga_save(QEMUFile *f, void *opaque)
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static int cirrus_vga_load(QEMUFile *f, void *opaque, int version_id)
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{
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CirrusVGAState *s = opaque;
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int ret;
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if (version_id != 1)
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if (version_id > 2)
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return -EINVAL;
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if (s->pci_dev && version_id >= 2) {
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ret = pci_device_load(s->pci_dev, f);
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if (ret < 0)
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return ret;
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}
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qemu_get_be32s(f, &s->latch);
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qemu_get_8s(f, &s->sr_index);
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qemu_get_buffer(f, s->sr, 256);
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@ -3100,7 +3110,7 @@ static void cirrus_init_common(CirrusVGAState * s, int device_id, int is_pci)
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s->cursor_invalidate = cirrus_cursor_invalidate;
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s->cursor_draw_line = cirrus_cursor_draw_line;
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register_savevm("cirrus_vga", 0, 1, cirrus_vga_save, cirrus_vga_load, s);
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register_savevm("cirrus_vga", 0, 2, cirrus_vga_save, cirrus_vga_load, s);
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}
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/***************************************
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@ -3178,6 +3188,7 @@ void pci_cirrus_vga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
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vga_common_init((VGAState *)s,
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ds, vga_ram_base, vga_ram_offset, vga_ram_size);
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cirrus_init_common(s, device_id, 1);
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s->pci_dev = (PCIDevice *)d;
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/* setup memory space */
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/* memory #0 LFB */
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132
hw/vga.c
132
hw/vga.c
@ -143,9 +143,6 @@ static uint32_t expand4[256];
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static uint16_t expand2[256];
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static uint8_t expand4to8[16];
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VGAState *vga_state;
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int vga_io_memory;
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static void vga_screen_dump(void *opaque, const char *filename);
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static uint32_t vga_ioport_read(void *opaque, uint32_t addr)
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@ -1624,6 +1621,9 @@ static void vga_save(QEMUFile *f, void *opaque)
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VGAState *s = opaque;
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int i;
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if (s->pci_dev)
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pci_device_save(s->pci_dev, f);
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qemu_put_be32s(f, &s->latch);
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qemu_put_8s(f, &s->sr_index);
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qemu_put_buffer(f, s->sr, 8);
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@ -1663,11 +1663,17 @@ static void vga_save(QEMUFile *f, void *opaque)
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static int vga_load(QEMUFile *f, void *opaque, int version_id)
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{
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VGAState *s = opaque;
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int is_vbe, i;
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int is_vbe, i, ret;
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if (version_id != 1)
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if (version_id > 2)
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return -EINVAL;
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if (s->pci_dev && version_id >= 2) {
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ret = pci_device_load(s->pci_dev, f);
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if (ret < 0)
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return ret;
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}
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qemu_get_be32s(f, &s->latch);
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qemu_get_8s(f, &s->sr_index);
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qemu_get_buffer(f, s->sr, 8);
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@ -1711,10 +1717,16 @@ static int vga_load(QEMUFile *f, void *opaque, int version_id)
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return 0;
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}
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typedef struct PCIVGAState {
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PCIDevice dev;
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VGAState vga_state;
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} PCIVGAState;
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static void vga_map(PCIDevice *pci_dev, int region_num,
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uint32_t addr, uint32_t size, int type)
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{
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VGAState *s = vga_state;
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PCIVGAState *d = (PCIVGAState *)pci_dev;
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VGAState *s = &d->vga_state;
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if (region_num == PCI_ROM_SLOT) {
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cpu_register_physical_memory(addr, s->bios_size, s->bios_offset);
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} else {
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@ -1761,24 +1773,14 @@ void vga_common_init(VGAState *s, DisplayState *ds, uint8_t *vga_ram_base,
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s->get_resolution = vga_get_resolution;
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graphic_console_init(s->ds, vga_update_display, vga_invalidate_display,
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vga_screen_dump, s);
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/* XXX: currently needed for display */
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vga_state = s;
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}
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int vga_initialize(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
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unsigned long vga_ram_offset, int vga_ram_size,
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unsigned long vga_bios_offset, int vga_bios_size)
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/* used by both ISA and PCI */
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static void vga_init(VGAState *s)
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{
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VGAState *s;
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int vga_io_memory;
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s = qemu_mallocz(sizeof(VGAState));
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if (!s)
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return -1;
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vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
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register_savevm("vga", 0, 1, vga_save, vga_load, s);
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register_savevm("vga", 0, 2, vga_save, vga_load, s);
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register_ioport_write(0x3c0, 16, 1, vga_ioport_write, s);
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@ -1823,43 +1825,69 @@ int vga_initialize(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
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vga_io_memory = cpu_register_io_memory(0, vga_mem_read, vga_mem_write, s);
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cpu_register_physical_memory(isa_mem_base + 0x000a0000, 0x20000,
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vga_io_memory);
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}
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if (bus) {
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PCIDevice *d;
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uint8_t *pci_conf;
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int isa_vga_init(DisplayState *ds, uint8_t *vga_ram_base,
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unsigned long vga_ram_offset, int vga_ram_size)
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{
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VGAState *s;
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d = pci_register_device(bus, "VGA",
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sizeof(PCIDevice),
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-1, NULL, NULL);
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pci_conf = d->config;
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pci_conf[0x00] = 0x34; // dummy VGA (same as Bochs ID)
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pci_conf[0x01] = 0x12;
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pci_conf[0x02] = 0x11;
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pci_conf[0x03] = 0x11;
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pci_conf[0x0a] = 0x00; // VGA controller
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pci_conf[0x0b] = 0x03;
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pci_conf[0x0e] = 0x00; // header_type
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s = qemu_mallocz(sizeof(VGAState));
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if (!s)
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return -1;
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vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
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vga_init(s);
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/* XXX: vga_ram_size must be a power of two */
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pci_register_io_region(d, 0, vga_ram_size,
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PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
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if (vga_bios_size != 0) {
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unsigned int bios_total_size;
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s->bios_offset = vga_bios_offset;
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s->bios_size = vga_bios_size;
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/* must be a power of two */
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bios_total_size = 1;
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while (bios_total_size < vga_bios_size)
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bios_total_size <<= 1;
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pci_register_io_region(d, PCI_ROM_SLOT, bios_total_size,
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PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
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}
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} else {
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#ifdef CONFIG_BOCHS_VBE
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/* XXX: use optimized standard vga accesses */
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cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
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vga_ram_size, vga_ram_offset);
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/* XXX: use optimized standard vga accesses */
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cpu_register_physical_memory(VBE_DISPI_LFB_PHYSICAL_ADDRESS,
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vga_ram_size, vga_ram_offset);
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#endif
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return 0;
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}
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int pci_vga_init(PCIBus *bus, DisplayState *ds, uint8_t *vga_ram_base,
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unsigned long vga_ram_offset, int vga_ram_size,
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unsigned long vga_bios_offset, int vga_bios_size)
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{
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PCIVGAState *d;
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VGAState *s;
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uint8_t *pci_conf;
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d = (PCIVGAState *)pci_register_device(bus, "VGA",
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sizeof(PCIVGAState),
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-1, NULL, NULL);
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if (!d)
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return -1;
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s = &d->vga_state;
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vga_common_init(s, ds, vga_ram_base, vga_ram_offset, vga_ram_size);
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vga_init(s);
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s->pci_dev = &d->dev;
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pci_conf = d->dev.config;
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pci_conf[0x00] = 0x34; // dummy VGA (same as Bochs ID)
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pci_conf[0x01] = 0x12;
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pci_conf[0x02] = 0x11;
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pci_conf[0x03] = 0x11;
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pci_conf[0x0a] = 0x00; // VGA controller
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pci_conf[0x0b] = 0x03;
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pci_conf[0x0e] = 0x00; // header_type
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/* XXX: vga_ram_size must be a power of two */
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pci_register_io_region(&d->dev, 0, vga_ram_size,
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PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
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if (vga_bios_size != 0) {
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unsigned int bios_total_size;
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s->bios_offset = vga_bios_offset;
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s->bios_size = vga_bios_size;
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/* must be a power of two */
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bios_total_size = 1;
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while (bios_total_size < vga_bios_size)
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bios_total_size <<= 1;
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pci_register_io_region(&d->dev, PCI_ROM_SLOT, bios_total_size,
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PCI_ADDRESS_SPACE_MEM_PREFETCH, vga_map);
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}
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return 0;
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}
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@ -83,6 +83,7 @@
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unsigned int vram_size; \
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unsigned long bios_offset; \
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unsigned int bios_size; \
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PCIDevice *pci_dev; \
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uint32_t latch; \
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uint8_t sr_index; \
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uint8_t sr[256]; \
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