diff options
| -rw-r--r-- | common/spl/Kconfig | 16 | ||||
| -rw-r--r-- | common/spl/spl_fit.c | 20 | ||||
| -rw-r--r-- | include/fdt_support.h | 2 |
3 files changed, 33 insertions, 5 deletions
diff --git a/common/spl/Kconfig b/common/spl/Kconfig index ce7c3af..b1ee15c 100644 --- a/common/spl/Kconfig +++ b/common/spl/Kconfig @@ -228,6 +228,22 @@ config SPL_SHA256_SUPPORT SHA256 variant is supported: SHA512 and others are not currently supported in U-Boot. +config SPL_FIT_IMAGE_TINY + bool "Remove functionality from SPL FIT loading to reduce size" + depends on SPL_FIT + default y if MACH_SUN50I || MACH_SUN50I_H5 + default y if ARCH_OMAP2PLUS + help + Enable this to reduce the size of the FIT image loading code + in SPL, if space for the SPL binary is very tight. + + This removes the detection of image types (which forces the + first image to be treated as having a U-Boot style calling + convention) and skips the recording of each loaded payload + (i.e. loadable) into the FDT (modifying the loaded FDT to + ensure this information is available to the next image + invoked). + config SPL_CPU_SUPPORT bool "Support CPU drivers" help diff --git a/common/spl/spl_fit.c b/common/spl/spl_fit.c index 128af1b..72ae8f4 100644 --- a/common/spl/spl_fit.c +++ b/common/spl/spl_fit.c @@ -275,8 +275,10 @@ static int spl_fit_append_fdt(struct spl_image_info *spl_image, /* Make the load-address of the FDT available for the SPL framework */ spl_image->fdt_addr = (void *)image_info.load_addr; +#if !CONFIG_IS_ENABLED(FIT_IMAGE_TINY) /* Try to make space, so we can inject details on the loadables */ ret = fdt_shrink_to_minimum(spl_image->fdt_addr, 8192); +#endif return ret; } @@ -284,8 +286,10 @@ static int spl_fit_append_fdt(struct spl_image_info *spl_image, static int spl_fit_record_loadable(const void *fit, int images, int index, void *blob, struct spl_image_info *image) { + int ret = 0; +#if !CONFIG_IS_ENABLED(FIT_IMAGE_TINY) char *name; - int node, ret; + int node; ret = spl_fit_get_image_name(fit, images, "loadables", index, &name); @@ -298,9 +302,19 @@ static int spl_fit_record_loadable(const void *fit, int images, int index, image->size, image->entry_point, fdt_getprop(fit, node, "type", NULL), fdt_getprop(fit, node, "os", NULL)); +#endif return ret; } +static int spl_fit_image_get_os(const void *fit, int noffset, uint8_t *os) +{ +#if CONFIG_IS_ENABLED(FIT_IMAGE_TINY) + return -ENOTSUPP; +#else + return fit_image_get_os(fit, noffset, os); +#endif +} + int spl_load_simple_fit(struct spl_image_info *spl_image, struct spl_load_info *info, ulong sector, void *fit) { @@ -392,7 +406,7 @@ int spl_load_simple_fit(struct spl_image_info *spl_image, * For backward compatibility, we treat the first node that is * as a U-Boot image, if no OS-type has been declared. */ - if (!fit_image_get_os(fit, node, &spl_image->os)) + if (!spl_fit_image_get_os(fit, node, &spl_image->os)) debug("Image OS is %s\n", genimg_get_os_name(spl_image->os)); #if !defined(CONFIG_SPL_OS_BOOT) else @@ -420,7 +434,7 @@ int spl_load_simple_fit(struct spl_image_info *spl_image, if (ret < 0) continue; - if (!fit_image_get_os(fit, node, &os_type)) + if (!spl_fit_image_get_os(fit, node, &os_type)) debug("Loadable is %s\n", genimg_get_os_name(os_type)); if (os_type == IH_OS_U_BOOT) { diff --git a/include/fdt_support.h b/include/fdt_support.h index afaf0e7..e0f9086 100644 --- a/include/fdt_support.h +++ b/include/fdt_support.h @@ -133,7 +133,6 @@ void fdt_fixup_crypto_node(void *blob, int sec_rev); static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {} #endif -#if CONFIG_IS_ENABLED(LOAD_FIT) /** * Record information about a processed loadable in /fit-images (creating * /fit-images if necessary). @@ -151,7 +150,6 @@ static inline void fdt_fixup_crypto_node(void *blob, int sec_rev) {} int fdt_record_loadable(void *blob, u32 index, const char *name, uintptr_t load_addr, u32 size, uintptr_t entry_point, const char *type, const char *os); -#endif #ifdef CONFIG_PCI #include <pci.h> |