hw/arm/bcm2836: Only provide "enabled-cpus" property to multicore SoCs
[qemu.git] / hw / display / vga-access.h
1 /*
2 * QEMU VGA Emulator templates
3 *
4 * Copyright (c) 2003 Fabrice Bellard
5 *
6 * Permission is hereby granted, free of charge, to any person obtaining a copy
7 * of this software and associated documentation files (the "Software"), to deal
8 * in the Software without restriction, including without limitation the rights
9 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10 * copies of the Software, and to permit persons to whom the Software is
11 * furnished to do so, subject to the following conditions:
12 *
13 * The above copyright notice and this permission notice shall be included in
14 * all copies or substantial portions of the Software.
15 *
16 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22 * THE SOFTWARE.
23 */
24
25 static inline uint8_t vga_read_byte(VGACommonState *vga, uint32_t addr)
26 {
27 return vga->vram_ptr[addr & vga->vbe_size_mask];
28 }
29
30 static inline uint16_t vga_read_word_le(VGACommonState *vga, uint32_t addr)
31 {
32 uint32_t offset = addr & vga->vbe_size_mask & ~1;
33 uint16_t *ptr = (uint16_t *)(vga->vram_ptr + offset);
34 return lduw_le_p(ptr);
35 }
36
37 static inline uint16_t vga_read_word_be(VGACommonState *vga, uint32_t addr)
38 {
39 uint32_t offset = addr & vga->vbe_size_mask & ~1;
40 uint16_t *ptr = (uint16_t *)(vga->vram_ptr + offset);
41 return lduw_be_p(ptr);
42 }
43
44 static inline uint32_t vga_read_dword_le(VGACommonState *vga, uint32_t addr)
45 {
46 uint32_t offset = addr & vga->vbe_size_mask & ~3;
47 uint32_t *ptr = (uint32_t *)(vga->vram_ptr + offset);
48 return ldl_le_p(ptr);
49 }