C++ (Cpp) __kernel_ldwu示例

示例#1

文件： core_polaris.c 项目： dmgerman/linux-pre-history

static int
polaris_read_config_word(struct pci_dev *dev, int where, u16 *value)
{
	unsigned long pci_addr;
	unsigned char type1;

	if (mk_conf_addr(dev, where, &pci_addr, &type1))
                return PCIBIOS_DEVICE_NOT_FOUND;

	*value = __kernel_ldwu(*(vusp)pci_addr);
	return PCIBIOS_SUCCESSFUL;
}

示例#2

文件： core_polaris.c 项目： rickgaiser/linux-2.2.1-ps2

int
polaris_hose_read_config_word (u8 bus, u8 device_fn, u8 where, u16 *value,
                             struct linux_hose_info *hose)
{
	unsigned long pci_addr;
	unsigned char type1;

	if (mk_conf_addr(bus, device_fn, where, &pci_addr, &type1))
                return PCIBIOS_DEVICE_NOT_FOUND;

	*value = __kernel_ldwu(*(vusp)pci_addr);
	return PCIBIOS_SUCCESSFUL;
}

示例#3

文件： core_tsunami.c 项目： chinnyannieb/empeg-hijack

int 
tsunami_hose_write_config_word (u8 bus, u8 device_fn, u8 where, u16 value,
				struct linux_hose_info *hose)
{
	unsigned long addr;
	unsigned char type1;

	if (mk_conf_addr(bus, device_fn, where, hose, &addr, &type1))
		return PCIBIOS_DEVICE_NOT_FOUND;

	__kernel_stw(value, *(vusp)addr);
	mb();
	__kernel_ldwu(*(vusp)addr);
	return PCIBIOS_SUCCESSFUL;
}