diff options
Diffstat (limited to 'lib/efi_loader/efi_device_path.c')
| -rw-r--r-- | lib/efi_loader/efi_device_path.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/lib/efi_loader/efi_device_path.c b/lib/efi_loader/efi_device_path.c index ea39f13b73..86297bb7c1 100644 --- a/lib/efi_loader/efi_device_path.c +++ b/lib/efi_loader/efi_device_path.c @@ -12,8 +12,13 @@ #include <mmc.h> #include <efi_loader.h> #include <part.h> +#include <sandboxblockdev.h> #include <asm-generic/unaligned.h> +#ifdef CONFIG_SANDBOX +const efi_guid_t efi_guid_host_dev = U_BOOT_HOST_DEV_GUID; +#endif + /* template END node: */ static const struct efi_device_path END = { .type = DEVICE_PATH_TYPE_END, @@ -446,6 +451,16 @@ static unsigned dp_size(struct udevice *dev) return dp_size(dev->parent) + sizeof(struct efi_device_path_sd_mmc_path); #endif +#ifdef CONFIG_SANDBOX + case UCLASS_ROOT: + /* + * Sandbox's host device will be represented + * as vendor device with extra one byte for + * device number + */ + return dp_size(dev->parent) + + sizeof(struct efi_device_path_vendor) + 1; +#endif default: return dp_size(dev->parent); } @@ -505,6 +520,24 @@ static void *dp_fill(void *buf, struct udevice *dev) #ifdef CONFIG_BLK case UCLASS_BLK: switch (dev->parent->uclass->uc_drv->id) { +#ifdef CONFIG_SANDBOX + case UCLASS_ROOT: { + /* stop traversing parents at this point: */ + struct efi_device_path_vendor *dp = buf; + struct blk_desc *desc = dev_get_uclass_platdata(dev); + + dp_fill(buf, dev->parent); + dp = buf; + ++dp; + dp->dp.type = DEVICE_PATH_TYPE_HARDWARE_DEVICE; + dp->dp.sub_type = DEVICE_PATH_SUB_TYPE_VENDOR; + dp->dp.length = sizeof(*dp) + 1; + memcpy(&dp->guid, &efi_guid_host_dev, + sizeof(efi_guid_t)); + dp->vendor_data[0] = desc->devnum; + return &dp->vendor_data[1]; + } +#endif #ifdef CONFIG_IDE case UCLASS_IDE: { struct efi_device_path_atapi *dp = |