diff options
Diffstat (limited to 'lib')
| -rw-r--r-- | lib/efi_driver/efi_block_device.c | 29 | ||||
| -rw-r--r-- | lib/efi_loader/efi_disk.c | 3 | ||||
| -rw-r--r-- | lib/efi_loader/efi_memory.c | 28 | ||||
| -rw-r--r-- | lib/efi_loader/efi_var_mem.c | 3 | ||||
| -rw-r--r-- | lib/efi_loader/efi_variable_tee.c | 3 | ||||
| -rw-r--r-- | lib/lmb.c | 52 | ||||
| -rw-r--r-- | lib/uuid.c | 16 |
7 files changed, 87 insertions, 47 deletions
diff --git a/lib/efi_driver/efi_block_device.c b/lib/efi_driver/efi_block_device.c index d3c668dc183..070747de515 100644 --- a/lib/efi_driver/efi_block_device.c +++ b/lib/efi_driver/efi_block_device.c @@ -35,8 +35,10 @@ #include <efi_driver.h> #include <malloc.h> #include <dm/device-internal.h> +#include <dm/lists.h> #include <dm/root.h> #include <dm/tag.h> +#include <dm/uclass-internal.h> /** * struct efi_blk_plat - attributes of a block device @@ -118,13 +120,18 @@ static ulong efi_bl_write(struct udevice *dev, lbaint_t blknr, lbaint_t blkcnt, static efi_status_t efi_bl_create_block_device(efi_handle_t handle, void *interface) { - struct udevice *bdev = NULL, *parent = dm_root(); + struct udevice *bdev = NULL, *parent; efi_status_t ret; + int r; int devnum; char *name; struct efi_block_io *io = interface; struct efi_blk_plat *plat; + r = uclass_find_first_device(UCLASS_EFI_LOADER, &parent); + if (r) + return EFI_OUT_OF_RESOURCES; + devnum = blk_next_free_devnum(UCLASS_EFI_LOADER); if (devnum < 0) return EFI_OUT_OF_RESOURCES; @@ -221,6 +228,24 @@ efi_bl_init(struct efi_driver_binding_extended_protocol *this) return EFI_SUCCESS; } +/** + * efi_block_device_create() - create parent for EFI block devices + * + * Create a device that serves as parent for all block devices created via + * ConnectController(). + * + * Return: 0 for success + */ +static int efi_block_device_create(void) +{ + int ret; + struct udevice *dev; + + ret = device_bind_driver(gd->dm_root, "EFI block driver", "efi", &dev); + + return ret; +} + /* Block device driver operators */ static const struct blk_ops efi_blk_ops = { .read = efi_bl_read, @@ -249,3 +274,5 @@ U_BOOT_DRIVER(efi_block) = { .id = UCLASS_EFI_LOADER, .ops = &driver_ops, }; + +EVENT_SPY_SIMPLE(EVT_LAST_STAGE_INIT, efi_block_device_create); diff --git a/lib/efi_loader/efi_disk.c b/lib/efi_loader/efi_disk.c index 1f3de0a2339..5452640354e 100644 --- a/lib/efi_loader/efi_disk.c +++ b/lib/efi_loader/efi_disk.c @@ -531,7 +531,8 @@ static efi_status_t efi_disk_add_dev( /* Store first EFI system partition */ if (part && efi_system_partition.uclass_id == UCLASS_INVALID) { - if (part_info->bootable & PART_EFI_SYSTEM_PARTITION) { + if (part_info && + part_info->bootable & PART_EFI_SYSTEM_PARTITION) { efi_system_partition.uclass_id = desc->uclass_id; efi_system_partition.devnum = desc->devnum; efi_system_partition.part = part; diff --git a/lib/efi_loader/efi_memory.c b/lib/efi_loader/efi_memory.c index 1212772471e..6d00b186250 100644 --- a/lib/efi_loader/efi_memory.c +++ b/lib/efi_loader/efi_memory.c @@ -268,6 +268,7 @@ static s64 efi_mem_carve_out(struct efi_mem_list *map, * memory * Return: status code */ +static efi_status_t efi_add_memory_map_pg(u64 start, u64 pages, int memory_type, bool overlap_conventional) @@ -865,3 +866,30 @@ int efi_memory_init(void) return 0; } + +int efi_map_update_notify(phys_addr_t addr, phys_size_t size, + enum lmb_map_op op) +{ + u64 efi_addr; + u64 pages; + efi_status_t status; + + efi_addr = (uintptr_t)map_sysmem(addr, 0); + pages = efi_size_in_pages(size + (efi_addr & EFI_PAGE_MASK)); + efi_addr &= ~EFI_PAGE_MASK; + + status = efi_add_memory_map_pg(efi_addr, pages, + op == LMB_MAP_OP_RESERVE ? + EFI_BOOT_SERVICES_DATA : + EFI_CONVENTIONAL_MEMORY, + false); + if (status != EFI_SUCCESS) { + log_err("LMB Map notify failure %lu\n", + status & ~EFI_ERROR_MASK); + return -1; + } + unmap_sysmem((void *)(uintptr_t)efi_addr); + + return 0; +} + diff --git a/lib/efi_loader/efi_var_mem.c b/lib/efi_loader/efi_var_mem.c index b265d95dd6b..31180df9e3a 100644 --- a/lib/efi_loader/efi_var_mem.c +++ b/lib/efi_loader/efi_var_mem.c @@ -19,6 +19,7 @@ */ static struct efi_var_file __efi_runtime_data *efi_var_buf; static struct efi_var_entry __efi_runtime_data *efi_current_var; +static const u16 __efi_runtime_rodata vtf[] = u"VarToFile"; /** * efi_var_mem_compare() - compare GUID and name with a variable @@ -331,7 +332,7 @@ efi_get_variable_mem(const u16 *variable_name, const efi_guid_t *vendor, if (timep) *timep = var->time; - if (!u16_strcmp(variable_name, u"VarToFile")) + if (!u16_strcmp(variable_name, vtf)) return efi_var_collect_mem(data, data_size, EFI_VARIABLE_NON_VOLATILE); old_size = *data_size; diff --git a/lib/efi_loader/efi_variable_tee.c b/lib/efi_loader/efi_variable_tee.c index 0d090d051dd..6a1fa39bb6f 100644 --- a/lib/efi_loader/efi_variable_tee.c +++ b/lib/efi_loader/efi_variable_tee.c @@ -41,6 +41,7 @@ static u16 mm_sp_id; extern struct efi_var_file __efi_runtime_data *efi_var_buf; static efi_uintn_t max_buffer_size; /* comm + var + func + data */ static efi_uintn_t max_payload_size; /* func + data */ +static const u16 __efi_runtime_rodata pk[] = u"PK"; struct mm_connection { struct udevice *tee; @@ -858,7 +859,7 @@ efi_status_t efi_set_variable_int(const u16 *variable_name, if (alt_ret != EFI_SUCCESS) goto out; - if (!u16_strcmp(variable_name, u"PK")) + if (!u16_strcmp(variable_name, pk)) alt_ret = efi_init_secure_state(); out: free(comm_buf); diff --git a/lib/lmb.c b/lib/lmb.c index 7ca44591e1d..93fc1bea07c 100644 --- a/lib/lmb.c +++ b/lib/lmb.c @@ -23,10 +23,6 @@ DECLARE_GLOBAL_DATA_PTR; -#define MAP_OP_RESERVE (u8)0x1 -#define MAP_OP_FREE (u8)0x2 -#define MAP_OP_ADD (u8)0x3 - /* * The following low level LMB functions must not access the global LMB memory * map since they are also used to manage IOVA memory maps in iommu drivers like @@ -430,42 +426,12 @@ long io_lmb_free(struct lmb *io_lmb, phys_addr_t base, phys_size_t size) static struct lmb lmb; -static bool lmb_should_notify(u32 flags) -{ - return !lmb.test && !(flags & LMB_NONOTIFY) && - CONFIG_IS_ENABLED(EFI_LOADER); -} - -static int lmb_map_update_notify(phys_addr_t addr, phys_size_t size, u8 op, - u32 flags) +static int lmb_map_update_notify(phys_addr_t addr, phys_size_t size, + enum lmb_map_op op, u32 flags) { - u64 efi_addr; - u64 pages; - efi_status_t status; - - if (op != MAP_OP_RESERVE && op != MAP_OP_FREE && op != MAP_OP_ADD) { - log_err("Invalid map update op received (%d)\n", op); - return -1; - } - - if (!lmb_should_notify(flags)) - return 0; - - efi_addr = (uintptr_t)map_sysmem(addr, 0); - pages = efi_size_in_pages(size + (efi_addr & EFI_PAGE_MASK)); - efi_addr &= ~EFI_PAGE_MASK; - - status = efi_add_memory_map_pg(efi_addr, pages, - op == MAP_OP_RESERVE ? - EFI_BOOT_SERVICES_DATA : - EFI_CONVENTIONAL_MEMORY, - false); - if (status != EFI_SUCCESS) { - log_err("%s: LMB Map notify failure %lu\n", __func__, - status & ~EFI_ERROR_MASK); - return -1; - } - unmap_sysmem((void *)(uintptr_t)efi_addr); + if (CONFIG_IS_ENABLED(EFI_LOADER) && + !lmb.test && !(flags & LMB_NONOTIFY)) + return efi_map_update_notify(addr, size, op); return 0; } @@ -642,7 +608,7 @@ long lmb_add(phys_addr_t base, phys_size_t size) if (ret) return ret; - return lmb_map_update_notify(base, size, MAP_OP_ADD, LMB_NONE); + return lmb_map_update_notify(base, size, LMB_MAP_OP_ADD, LMB_NONE); } long lmb_free_flags(phys_addr_t base, phys_size_t size, @@ -654,7 +620,7 @@ long lmb_free_flags(phys_addr_t base, phys_size_t size, if (ret < 0) return ret; - return lmb_map_update_notify(base, size, MAP_OP_FREE, flags); + return lmb_map_update_notify(base, size, LMB_MAP_OP_FREE, flags); } long lmb_free(phys_addr_t base, phys_size_t size) @@ -671,7 +637,7 @@ long lmb_reserve(phys_addr_t base, phys_size_t size, u32 flags) if (ret) return ret; - return lmb_map_update_notify(base, size, MAP_OP_RESERVE, flags); + return lmb_map_update_notify(base, size, LMB_MAP_OP_RESERVE, flags); } static phys_addr_t _lmb_alloc_base(phys_size_t size, ulong align, @@ -712,7 +678,7 @@ static phys_addr_t _lmb_alloc_base(phys_size_t size, ulong align, return 0; ret = lmb_map_update_notify(base, size, - MAP_OP_RESERVE, + LMB_MAP_OP_RESERVE, flags); if (ret) return ret; diff --git a/lib/uuid.c b/lib/uuid.c index 97388f597a6..75658778044 100644 --- a/lib/uuid.c +++ b/lib/uuid.c @@ -120,6 +120,10 @@ static const struct { EFI_BLOCK_IO_PROTOCOL_GUID, }, { + "Disk IO", + EFI_DISK_IO_PROTOCOL_GUID, + }, + { "Simple File System", EFI_SIMPLE_FILE_SYSTEM_PROTOCOL_GUID, }, @@ -128,6 +132,10 @@ static const struct { EFI_LOADED_IMAGE_PROTOCOL_GUID, }, { + "Loaded Image Device Path", + EFI_LOADED_IMAGE_DEVICE_PATH_PROTOCOL_GUID, + }, + { "Graphics Output", EFI_GRAPHICS_OUTPUT_PROTOCOL_GUID, }, @@ -140,10 +148,18 @@ static const struct { EFI_HII_DATABASE_PROTOCOL_GUID, }, { + "HII Config Access", + EFI_HII_CONFIG_ACCESS_PROTOCOL_GUID, + }, + { "HII Config Routing", EFI_HII_CONFIG_ROUTING_PROTOCOL_GUID, }, { + "Load File", + EFI_LOAD_FILE_PROTOCOL_GUID, + }, + { "Load File2", EFI_LOAD_FILE2_PROTOCOL_GUID, }, |