176 check_rsdp(struct acpi_rsdp *rsdp)  in check_rsdp()  argument
178   if (memcmp(rsdp->signature, "RSD PTR ", sizeof(rsdp->signature)) != 0)  in check_rsdp()
180   if (calculate_checksum((u8 *)rsdp, sizeof(*rsdp)) != 0)  in check_rsdp()
188   struct acpi_rsdp *rsdp;  in check_and_parse_rsdp()  local
189   unsigned char buf[sizeof(*rsdp) + sizeof(*rsdp->rsdp20)];  in check_and_parse_rsdp()
196   rsdp = (struct acpi_rsdp *)buf;  in check_and_parse_rsdp()
197   memcpy(rsdp, (unsigned char *)map + (addr & (pagesize-1)), sizeof(buf));  in check_and_parse_rsdp()
201   if (!check_rsdp(rsdp))  in check_and_parse_rsdp()
204   *rsdt_address = rsdp->rsdt_address;  in check_and_parse_rsdp()
206   if (rsdp->revision != 0 &&  in check_and_parse_rsdp()
207       (*rsdp->rsdp20).length == sizeof(*rsdp) + sizeof(*rsdp->rsdp20) &&  in check_and_parse_rsdp()
208       calculate_checksum((u8 *)rsdp, (*rsdp->rsdp20).length) == 0)  in check_and_parse_rsdp()
209     *xsdt_address = (*rsdp->rsdp20).xsdt_address;  in check_and_parse_rsdp()