In order to introduce the Opensbi OS boot mode, the next stage boot image of OpenSBI should be configurable.
Signed-off-by: Randolph randolph@andestech.com --- common/spl/spl_opensbi.c | 26 ++++++++++++++++---------- 1 file changed, 16 insertions(+), 10 deletions(-)
diff --git a/common/spl/spl_opensbi.c b/common/spl/spl_opensbi.c index e2aaa46046..a0c5f35dab 100644 --- a/common/spl/spl_opensbi.c +++ b/common/spl/spl_opensbi.c @@ -20,7 +20,7 @@ DECLARE_GLOBAL_DATA_PTR;
struct fw_dynamic_info opensbi_info;
-static int spl_opensbi_find_uboot_node(void *blob, int *uboot_node) +static int spl_opensbi_find_os_node(void *blob, int *uboot_node, int os_type) { int fit_images_node, node; const char *fit_os; @@ -34,7 +34,7 @@ static int spl_opensbi_find_uboot_node(void *blob, int *uboot_node) if (!fit_os) continue;
- if (genimg_get_os_id(fit_os) == IH_OS_U_BOOT) { + if (genimg_get_os_id(fit_os) == os_type) { *uboot_node = node; return 0; } @@ -45,8 +45,9 @@ static int spl_opensbi_find_uboot_node(void *blob, int *uboot_node)
void __noreturn spl_invoke_opensbi(struct spl_image_info *spl_image) { - int ret, uboot_node; - ulong uboot_entry; + int ret, os_node; + ulong os_entry; + int os_type; typedef void __noreturn (*opensbi_entry_t)(ulong hartid, ulong dtb, ulong info); opensbi_entry_t opensbi_entry;
@@ -55,22 +56,27 @@ void __noreturn spl_invoke_opensbi(struct spl_image_info *spl_image) hang(); }
- /* Find U-Boot image in /fit-images */ - ret = spl_opensbi_find_uboot_node(spl_image->fdt_addr, &uboot_node); + /* + * Find next os image in /fit-images + * The next os image default is u-boot proper + */ + os_type = IH_OS_U_BOOT; + ret = spl_opensbi_find_os_node(spl_image->fdt_addr, &os_node, os_type); if (ret) { - pr_err("Can't find U-Boot node, %d\n", ret); + pr_err("Can't find %s node for opensbi, %d\n", + genimg_get_os_name(os_type), ret); hang(); }
/* Get U-Boot entry point */ - ret = fit_image_get_entry(spl_image->fdt_addr, uboot_node, &uboot_entry); + ret = fit_image_get_entry(spl_image->fdt_addr, os_node, &os_entry); if (ret) - ret = fit_image_get_load(spl_image->fdt_addr, uboot_node, &uboot_entry); + ret = fit_image_get_load(spl_image->fdt_addr, os_node, &os_entry);
/* Prepare opensbi_info object */ opensbi_info.magic = FW_DYNAMIC_INFO_MAGIC_VALUE; opensbi_info.version = FW_DYNAMIC_INFO_VERSION; - opensbi_info.next_addr = uboot_entry; + opensbi_info.next_addr = os_entry; opensbi_info.next_mode = FW_DYNAMIC_INFO_NEXT_MODE_S; opensbi_info.options = CONFIG_SPL_OPENSBI_SCRATCH_OPTIONS; opensbi_info.boot_hart = gd->arch.boot_hart;