diff options
author | Paolo Bonzini <pbonzini@redhat.com> | 2013-02-05 12:59:04 +0100 |
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committer | Paolo Bonzini <pbonzini@redhat.com> | 2013-04-08 18:13:13 +0200 |
commit | fc97bb5ba3e7239c0b6d24095df6784868dfebbf (patch) | |
tree | 6367fc217473184292a7eeee38c1b8e6a0db1573 /hw/framebuffer.c | |
parent | 34b8f63ea1aa0941f11c6c032f8e1716269a0449 (diff) |
hw: move display devices to hw/display/, configure via default-configs/
Signed-off-by: Paolo Bonzini <pbonzini@redhat.com>
Diffstat (limited to 'hw/framebuffer.c')
-rw-r--r-- | hw/framebuffer.c | 110 |
1 files changed, 0 insertions, 110 deletions
diff --git a/hw/framebuffer.c b/hw/framebuffer.c deleted file mode 100644 index 7326a98a41..0000000000 --- a/hw/framebuffer.c +++ /dev/null @@ -1,110 +0,0 @@ -/* - * Framebuffer device helper routines - * - * Copyright (c) 2009 CodeSourcery - * Written by Paul Brook <paul@codesourcery.com> - * - * This code is licensed under the GNU GPLv2. - * - * Contributions after 2012-01-13 are licensed under the terms of the - * GNU GPL, version 2 or (at your option) any later version. - */ - -/* TODO: - - Do something similar for framebuffers with local ram - - Handle rotation here instead of hacking dest_pitch - - Use common pixel conversion routines instead of per-device drawfn - - Remove all DisplayState knowledge from devices. - */ - -#include "hw/hw.h" -#include "ui/console.h" -#include "hw/framebuffer.h" - -/* Render an image from a shared memory framebuffer. */ - -void framebuffer_update_display( - DisplaySurface *ds, - MemoryRegion *address_space, - hwaddr base, - int cols, /* Width in pixels. */ - int rows, /* Height in pixels. */ - int src_width, /* Length of source line, in bytes. */ - int dest_row_pitch, /* Bytes between adjacent horizontal output pixels. */ - int dest_col_pitch, /* Bytes between adjacent vertical output pixels. */ - int invalidate, /* nonzero to redraw the whole image. */ - drawfn fn, - void *opaque, - int *first_row, /* Input and output. */ - int *last_row /* Output only */) -{ - hwaddr src_len; - uint8_t *dest; - uint8_t *src; - uint8_t *src_base; - int first, last = 0; - int dirty; - int i; - ram_addr_t addr; - MemoryRegionSection mem_section; - MemoryRegion *mem; - - i = *first_row; - *first_row = -1; - src_len = src_width * rows; - - mem_section = memory_region_find(address_space, base, src_len); - if (mem_section.size != src_len || !memory_region_is_ram(mem_section.mr)) { - return; - } - mem = mem_section.mr; - assert(mem); - assert(mem_section.offset_within_address_space == base); - - memory_region_sync_dirty_bitmap(mem); - src_base = cpu_physical_memory_map(base, &src_len, 0); - /* If we can't map the framebuffer then bail. We could try harder, - but it's not really worth it as dirty flag tracking will probably - already have failed above. */ - if (!src_base) - return; - if (src_len != src_width * rows) { - cpu_physical_memory_unmap(src_base, src_len, 0, 0); - return; - } - src = src_base; - dest = surface_data(ds); - if (dest_col_pitch < 0) - dest -= dest_col_pitch * (cols - 1); - if (dest_row_pitch < 0) { - dest -= dest_row_pitch * (rows - 1); - } - first = -1; - addr = mem_section.offset_within_region; - - addr += i * src_width; - src += i * src_width; - dest += i * dest_row_pitch; - - for (; i < rows; i++) { - dirty = memory_region_get_dirty(mem, addr, src_width, - DIRTY_MEMORY_VGA); - if (dirty || invalidate) { - fn(opaque, dest, src, cols, dest_col_pitch); - if (first == -1) - first = i; - last = i; - } - addr += src_width; - src += src_width; - dest += dest_row_pitch; - } - cpu_physical_memory_unmap(src_base, src_len, 0, 0); - if (first < 0) { - return; - } - memory_region_reset_dirty(mem, mem_section.offset_within_region, src_len, - DIRTY_MEMORY_VGA); - *first_row = first; - *last_row = last; -} |