C++ (Cpp) ast_init_dvo示例

示例#1

文件： ast_dp501.c 项目： mikuhatsune001/linux2.6.32

void ast_init_3rdtx(struct drm_device *dev)
{
	struct ast_private *ast = dev->dev_private;
	u8 jreg;
	u32 data;
	if (ast->chip == AST2300 || ast->chip == AST2400) {
		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
		switch (jreg & 0x0e) {
		case 0x04:
			ast_init_dvo(dev);
			break;
		case 0x08:
			ast_launch_m68k(dev);
			break;
		case 0x0c:
			ast_init_dvo(dev);
			break;
		default:
			if (ast->tx_chip_type == AST_TX_SIL164)
				ast_init_dvo(dev);
			else {
				ast_write32(ast, 0x12000, 0x1688a8a8);
				data = ast_read32(ast, 0x1202c);
				data &= 0xfffcffff;
				ast_write32(ast, 0, data);
			}
		}
	}
}

示例#2

文件： ast_dp501.c 项目： lkundrak/coreboot

void ast_init_3rdtx(struct drm_device *dev)
{
	struct ast_private *ast = dev->dev_private;
	u8 jreg;

	if (ast->chip == AST2300 || ast->chip == AST2400) {
		jreg = ast_get_index_reg_mask(ast, AST_IO_CRTC_PORT, 0xd1, 0xff);
		switch (jreg & 0x0e) {
		case 0x04:
			ast_init_dvo(dev);
			break;
		case 0x08:
			ast_launch_m68k(dev);
			break;
		case 0x0c:
			ast_init_dvo(dev);
			break;
		default:
			if (ast->tx_chip_type == AST_TX_SIL164)
				ast_init_dvo(dev);
			else
				ast_init_analog(dev);
		}
	}
}