aboutsummaryrefslogtreecommitdiff
path: root/hw/display/vga-isa-mm.c
diff options
context:
space:
mode:
Diffstat (limited to 'hw/display/vga-isa-mm.c')
-rw-r--r--hw/display/vga-isa-mm.c114
1 files changed, 0 insertions, 114 deletions
diff --git a/hw/display/vga-isa-mm.c b/hw/display/vga-isa-mm.c
deleted file mode 100644
index 7321b7a06d..0000000000
--- a/hw/display/vga-isa-mm.c
+++ /dev/null
@@ -1,114 +0,0 @@
-/*
- * QEMU ISA MM VGA Emulator.
- *
- * Copyright (c) 2003 Fabrice Bellard
- *
- * Permission is hereby granted, free of charge, to any person obtaining a copy
- * of this software and associated documentation files (the "Software"), to deal
- * in the Software without restriction, including without limitation the rights
- * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
- * copies of the Software, and to permit persons to whom the Software is
- * furnished to do so, subject to the following conditions:
- *
- * The above copyright notice and this permission notice shall be included in
- * all copies or substantial portions of the Software.
- *
- * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
- * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
- * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
- * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
- * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
- * THE SOFTWARE.
- */
-
-#include "qemu/osdep.h"
-#include "qemu/bitops.h"
-#include "qemu/units.h"
-#include "migration/vmstate.h"
-#include "hw/display/vga.h"
-#include "vga_int.h"
-#include "ui/pixel_ops.h"
-
-#define VGA_RAM_SIZE (8 * MiB)
-
-typedef struct ISAVGAMMState {
- VGACommonState vga;
- int it_shift;
-} ISAVGAMMState;
-
-/* Memory mapped interface */
-static uint64_t vga_mm_read(void *opaque, hwaddr addr, unsigned size)
-{
- ISAVGAMMState *s = opaque;
-
- return vga_ioport_read(&s->vga, addr >> s->it_shift) &
- MAKE_64BIT_MASK(0, size * 8);
-}
-
-static void vga_mm_write(void *opaque, hwaddr addr, uint64_t value,
- unsigned size)
-{
- ISAVGAMMState *s = opaque;
-
- vga_ioport_write(&s->vga, addr >> s->it_shift,
- value & MAKE_64BIT_MASK(0, size * 8));
-}
-
-static const MemoryRegionOps vga_mm_ctrl_ops = {
- .read = vga_mm_read,
- .write = vga_mm_write,
- .valid.min_access_size = 1,
- .valid.max_access_size = 4,
- .impl.min_access_size = 1,
- .impl.max_access_size = 4,
- .endianness = DEVICE_NATIVE_ENDIAN,
-};
-
-static void vga_mm_init(ISAVGAMMState *s, hwaddr vram_base,
- hwaddr ctrl_base, int it_shift,
- MemoryRegion *address_space)
-{
- MemoryRegion *s_ioport_ctrl, *vga_io_memory;
-
- s->it_shift = it_shift;
- s_ioport_ctrl = g_malloc(sizeof(*s_ioport_ctrl));
- memory_region_init_io(s_ioport_ctrl, NULL, &vga_mm_ctrl_ops, s,
- "vga-mm-ctrl", 0x100000);
- memory_region_set_flush_coalesced(s_ioport_ctrl);
-
- vga_io_memory = g_malloc(sizeof(*vga_io_memory));
- /* XXX: endianness? */
- memory_region_init_io(vga_io_memory, NULL, &vga_mem_ops, &s->vga,
- "vga-mem", 0x20000);
-
- vmstate_register(NULL, 0, &vmstate_vga_common, s);
-
- memory_region_add_subregion(address_space, ctrl_base, s_ioport_ctrl);
- s->vga.bank_offset = 0;
- memory_region_add_subregion(address_space,
- vram_base + 0x000a0000, vga_io_memory);
- memory_region_set_coalescing(vga_io_memory);
-}
-
-int isa_vga_mm_init(hwaddr vram_base,
- hwaddr ctrl_base, int it_shift,
- MemoryRegion *address_space)
-{
- ISAVGAMMState *s;
-
- s = g_malloc0(sizeof(*s));
-
- s->vga.vram_size_mb = VGA_RAM_SIZE / MiB;
- s->vga.global_vmstate = true;
- vga_common_init(&s->vga, NULL);
- vga_mm_init(s, vram_base, ctrl_base, it_shift, address_space);
-
- s->vga.con = graphic_console_init(NULL, 0, s->vga.hw_ops, s);
-
- memory_region_add_subregion(address_space,
- VBE_DISPI_LFB_PHYSICAL_ADDRESS,
- &s->vga.vram);
-
- return 0;
-}