aboutsummaryrefslogtreecommitdiff
path: root/boot
diff options
context:
space:
mode:
authorMaxim Moskalets2024-06-21 14:42:10 +0300
committerTom Rini2024-07-05 13:57:02 -0600
commit2abf14df5dd3944ab22352b397c63516bcf312c3 (patch)
tree612aeafd93a130757d8f41ea86dc3020fc2ce133 /boot
parent6074f6e85783f582e8524778fff170ff05b35a91 (diff)
cmd: bootm: add ELF file support
Some operating systems (e.g. seL4) and embedded applications are ELF images. It is convenient to use FIT-images to implement trusted boot. Added "elf" image type for booting using bootm command. Signed-off-by: Maxim Moskalets <maximmosk4@gmail.com>
Diffstat (limited to 'boot')
-rw-r--r--boot/bootm_os.c18
-rw-r--r--boot/image-fit.c3
-rw-r--r--boot/image.c5
3 files changed, 24 insertions, 2 deletions
diff --git a/boot/bootm_os.c b/boot/bootm_os.c
index 15297ddb530..6a6621706f7 100644
--- a/boot/bootm_os.c
+++ b/boot/bootm_os.c
@@ -8,6 +8,7 @@
#include <bootstage.h>
#include <cpu_func.h>
#include <efi_loader.h>
+#include <elf.h>
#include <env.h>
#include <fdt_support.h>
#include <image.h>
@@ -394,6 +395,20 @@ static int do_bootm_qnxelf(int flag, struct bootm_info *bmi)
}
#endif
+#if defined(CONFIG_BOOTM_ELF)
+static int do_bootm_elf(int flag, struct bootm_info *bmi)
+{
+ Bootelf_flags flags = { .autostart = 1 };
+
+ if (flag != BOOTM_STATE_OS_GO)
+ return 0;
+
+ bootelf(bmi->images->ep, flags, 0, NULL);
+
+ return 1;
+}
+#endif
+
#ifdef CONFIG_INTEGRITY
static int do_bootm_integrity(int flag, struct bootm_info *bmi)
{
@@ -535,6 +550,9 @@ static boot_os_fn *boot_os[] = {
#ifdef CONFIG_BOOTM_EFI
[IH_OS_EFI] = do_bootm_efi,
#endif
+#if defined(CONFIG_BOOTM_ELF)
+ [IH_OS_ELF] = do_bootm_elf,
+#endif
};
/* Allow for arch specific config before we boot */
diff --git a/boot/image-fit.c b/boot/image-fit.c
index f6464bcf620..9253f81fff5 100644
--- a/boot/image-fit.c
+++ b/boot/image-fit.c
@@ -2175,7 +2175,8 @@ int fit_image_load(struct bootm_headers *images, ulong addr,
fit_image_check_os(fit, noffset, IH_OS_TEE) ||
fit_image_check_os(fit, noffset, IH_OS_OPENRTOS) ||
fit_image_check_os(fit, noffset, IH_OS_EFI) ||
- fit_image_check_os(fit, noffset, IH_OS_VXWORKS);
+ fit_image_check_os(fit, noffset, IH_OS_VXWORKS) ||
+ fit_image_check_os(fit, noffset, IH_OS_ELF);
/*
* If either of the checks fail, we should report an error, but
diff --git a/boot/image.c b/boot/image.c
index fc774d605d1..abac254e026 100644
--- a/boot/image.c
+++ b/boot/image.c
@@ -130,7 +130,10 @@ static const table_entry_t uimage_os[] = {
{ IH_OS_OPENRTOS, "openrtos", "OpenRTOS", },
#endif
{ IH_OS_OPENSBI, "opensbi", "RISC-V OpenSBI", },
- { IH_OS_EFI, "efi", "EFI Firmware" },
+ { IH_OS_EFI, "efi", "EFI Firmware" },
+#ifdef CONFIG_BOOTM_ELF
+ { IH_OS_ELF, "elf", "ELF Image" },
+#endif
{ -1, "", "", },
};