unsigned long size = 0;
unsigned long nr_pci;
struct setup_data *data;
+ efi_handle_t h;
int i;
status = efi_call_early(locate_handle,
while (data && data->next)
data = (struct setup_data *)(unsigned long)data->next;
- nr_pci = size / (efi_is_64bit() ? sizeof(u64) : sizeof(u32));
- for (i = 0; i < nr_pci; i++) {
+ for_each_efi_handle(h, pci_handle, size, i) {
efi_pci_io_protocol_t *pci = NULL;
struct pci_setup_rom *rom;
- status = efi_call_early(handle_protocol,
- efi_is_64bit() ? ((u64 *)pci_handle)[i]
- : ((u32 *)pci_handle)[i],
+ status = efi_call_early(handle_protocol, h,
&pci_proto, (void **)&pci);
if (status != EFI_SUCCESS || !pci)
continue;
void **uga_handle = NULL;
efi_uga_draw_protocol_t *uga = NULL, *first_uga;
unsigned long nr_ugas;
+ efi_handle_t handle;
int i;
status = efi_call_early(allocate_pool, EFI_LOADER_DATA,
width = 0;
first_uga = NULL;
- nr_ugas = size / (efi_is_64bit() ? sizeof(u64) : sizeof(u32));
- for (i = 0; i < nr_ugas; i++) {
+ for_each_efi_handle(handle, uga_handle, size, i) {
efi_guid_t pciio_proto = EFI_PCI_IO_PROTOCOL_GUID;
u32 w, h, depth, refresh;
void *pciio;
- unsigned long handle = efi_is_64bit() ? ((u64 *)uga_handle)[i]
- : ((u32 *)uga_handle)[i];
status = efi_call_early(handle_protocol, handle,
uga_proto, (void **)&uga);
efi_guid_t *proto, unsigned long size, void **handles)
{
efi_graphics_output_protocol_t *gop, *first_gop;
- unsigned long nr_gops;
u16 width, height;
u32 pixels_per_scan_line;
u32 ext_lfb_base;
efi_pixel_bitmask_t pixel_info;
int pixel_format;
efi_status_t status;
+ efi_handle_t h;
int i;
- bool is64 = efi_is_64bit();
first_gop = NULL;
gop = NULL;
- nr_gops = size / (is64 ? sizeof(u64) : sizeof(u32));
- for (i = 0; i < nr_gops; i++) {
+ for_each_efi_handle(h, handles, size, i) {
efi_graphics_output_protocol_mode_t *mode;
efi_graphics_output_mode_info_t *info = NULL;
efi_guid_t conout_proto = EFI_CONSOLE_OUT_DEVICE_GUID;
bool conout_found = false;
void *dummy = NULL;
- efi_handle_t h = (efi_handle_t)(unsigned long)
- (is64 ? ((u64 *)handles)[i]
- : ((u32 *)handles)[i]);
efi_physical_addr_t current_fb_base;
status = efi_call_early(handle_protocol, h,
typedef u64 efi_physical_addr_t;
typedef void *efi_handle_t;
+#define efi_get_handle_at(array, idx) \
+ (efi_is_64bit() ? (efi_handle_t)(unsigned long)((u64 *)(array))[idx] \
+ : (efi_handle_t)(unsigned long)((u32 *)(array))[idx])
+
+#define efi_get_handle_num(size) \
+ ((size) / (efi_is_64bit() ? sizeof(u64) : sizeof(u32)))
+
+#define for_each_efi_handle(handle, array, size, i) \
+ for (i = 0; \
+ i < efi_get_handle_num(size) && \
+ ((handle = efi_get_handle_at((array), i)) || true); \
+ i++)
+
/*
* The UEFI spec and EDK2 reference implementation both define EFI_GUID as
* struct { u32 a; u16; b; u16 c; u8 d[8]; }; and so the implied alignment