diff options
author | Dave Airlie <airlied@linux.ie> | 2009-12-18 08:08:06 +1000 |
---|---|---|
committer | Anthony Liguori <aliguori@us.ibm.com> | 2009-12-18 11:26:31 -0600 |
commit | f351d050dccfc469fecd353d095526d52e4632c6 (patch) | |
tree | ac470d3f8fb5f70f302ae32f0f91db6a9d4dafbd /hw/vmware_vga.c | |
parent | 9ef5c4bf8132eb72db2dd83fce3fa0005a6dd13f (diff) |
vmware: setup PCI BAR 2 for FIFO as per vmware spec
Signed-off-by: Anthony Liguori <aliguori@us.ibm.com>
Diffstat (limited to 'hw/vmware_vga.c')
-rw-r--r-- | hw/vmware_vga.c | 35 |
1 files changed, 30 insertions, 5 deletions
diff --git a/hw/vmware_vga.c b/hw/vmware_vga.c index f3e3749e9..28bbc3fb9 100644 --- a/hw/vmware_vga.c +++ b/hw/vmware_vga.c @@ -67,6 +67,11 @@ struct vmsvga_state_s { int syncing; int fb_size; + ram_addr_t fifo_offset; + uint8_t *fifo_ptr; + unsigned int fifo_size; + target_phys_addr_t fifo_base; + union { uint32_t *fifo; struct __attribute__((__packed__)) { @@ -680,7 +685,7 @@ static uint32_t vmsvga_value_read(void *opaque, uint32_t address) return 0x0; case SVGA_REG_VRAM_SIZE: - return s->vga.vram_size - SVGA_FIFO_SIZE; + return s->vga.vram_size; case SVGA_REG_FB_SIZE: return s->fb_size; @@ -701,10 +706,10 @@ static uint32_t vmsvga_value_read(void *opaque, uint32_t address) return caps; case SVGA_REG_MEM_START: - return s->vram_base + s->vga.vram_size - SVGA_FIFO_SIZE; + return s->fifo_base; case SVGA_REG_MEM_SIZE: - return SVGA_FIFO_SIZE; + return s->fifo_size; case SVGA_REG_CONFIG_DONE: return s->config; @@ -790,7 +795,7 @@ static void vmsvga_value_write(void *opaque, uint32_t address, uint32_t value) case SVGA_REG_CONFIG_DONE: if (value) { - s->fifo = (uint32_t *) &s->vga.vram_ptr[s->vga.vram_size - SVGA_FIFO_SIZE]; + s->fifo = (uint32_t *) s->fifo_ptr; /* Check range and alignment. */ if ((CMD(min) | CMD(max) | CMD(next_cmd) | CMD(stop)) & 3) @@ -1059,7 +1064,7 @@ static int vmsvga_post_load(void *opaque, int version_id) s->invalidated = 1; if (s->config) - s->fifo = (uint32_t *) &s->vga.vram_ptr[s->vga.vram_size - SVGA_FIFO_SIZE]; + s->fifo = (uint32_t *) s->fifo_ptr; return 0; } @@ -1111,6 +1116,10 @@ static void vmsvga_init(struct vmsvga_state_s *s, int vga_ram_size) vmsvga_reset(s); + s->fifo_size = SVGA_FIFO_SIZE; + s->fifo_offset = qemu_ram_alloc(s->fifo_size); + s->fifo_ptr = qemu_get_ram_ptr(s->fifo_offset); + vga_common_init(&s->vga, vga_ram_size); vga_init(&s->vga); vmstate_register(0, &vmstate_vga_common, &s->vga); @@ -1166,6 +1175,19 @@ static void pci_vmsvga_map_mem(PCIDevice *pci_dev, int region_num, iomemtype); } +static void pci_vmsvga_map_fifo(PCIDevice *pci_dev, int region_num, + pcibus_t addr, pcibus_t size, int type) +{ + struct pci_vmsvga_state_s *d = (struct pci_vmsvga_state_s *) pci_dev; + struct vmsvga_state_s *s = &d->chip; + ram_addr_t iomemtype; + + s->fifo_base = addr; + iomemtype = s->fifo_offset | IO_MEM_RAM; + cpu_register_physical_memory(s->fifo_base, s->fifo_size, + iomemtype); +} + static int pci_vmsvga_initfn(PCIDevice *dev) { struct pci_vmsvga_state_s *s = @@ -1189,6 +1211,9 @@ static int pci_vmsvga_initfn(PCIDevice *dev) pci_register_bar(&s->card, 1, VGA_RAM_SIZE, PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_mem); + pci_register_bar(&s->card, 2, SVGA_FIFO_SIZE, + PCI_BASE_ADDRESS_MEM_PREFETCH, pci_vmsvga_map_fifo); + vmsvga_init(&s->chip, VGA_RAM_SIZE); return 0; |