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authorSimon Glass <sjg@chromium.org>2014-10-19 21:11:24 -0600
committerSimon Glass <sjg@chromium.org>2014-10-22 09:03:06 -0600
commit90268b878bd830f2fc9b1e225d96009efe331cd1 (patch)
tree680cddba7c37d284971ff23d0b4b66611b4cf019 /include/image.h
parent381197788dbf8bb94f96ec9e03b6b81618187260 (diff)
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x86: Support loading kernel setup from a FIT
Add a new setup@ section to the FIT which can be used to provide a setup binary for booting Linux on x86. This makes it possible to boot x86 from a FIT. Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'include/image.h')
-rw-r--r--include/image.h13
1 files changed, 13 insertions, 0 deletions
diff --git a/include/image.h b/include/image.h
index 4347532..a13a302 100644
--- a/include/image.h
+++ b/include/image.h
@@ -233,6 +233,7 @@ struct lmb;
#define IH_TYPE_GPIMAGE 17 /* TI Keystone GPHeader Image */
#define IH_TYPE_ATMELIMAGE 18 /* ATMEL ROM bootable Image */
#define IH_TYPE_SOCFPGAIMAGE 19 /* Altera SOCFPGA Preloader */
+#define IH_TYPE_X86_SETUP 20 /* x86 setup.bin Image */
/*
* Compression Types
@@ -273,6 +274,7 @@ typedef struct image_info {
ulong image_start, image_len; /* start of image within blob, len of image */
ulong load; /* load addr for the image */
uint8_t comp, type, os; /* compression, type of image, os type */
+ uint8_t arch; /* CPU architecture */
} image_info_t;
/*
@@ -303,6 +305,10 @@ typedef struct bootm_headers {
void *fit_hdr_fdt; /* FDT blob FIT image header */
const char *fit_uname_fdt; /* FDT blob subimage node unit name */
int fit_noffset_fdt;/* FDT blob subimage node offset */
+
+ void *fit_hdr_setup; /* x86 setup FIT image header */
+ const char *fit_uname_setup; /* x86 setup subimage node name */
+ int fit_noffset_setup;/* x86 setup subimage node offset */
#endif
#ifndef USE_HOSTCC
@@ -417,6 +423,9 @@ enum fit_load_op {
FIT_LOAD_REQUIRED, /* Must be provided */
};
+int boot_get_setup(bootm_headers_t *images, uint8_t arch, ulong *setup_start,
+ ulong *setup_len);
+
#ifndef USE_HOSTCC
/* Image format types, returned by _get_format() routine */
#define IMAGE_FORMAT_INVALID 0x00
@@ -438,6 +447,9 @@ int boot_get_ramdisk(int argc, char * const argv[], bootm_headers_t *images,
uint8_t arch, ulong *rd_start, ulong *rd_end);
#endif
+int boot_get_setup_fit(bootm_headers_t *images, uint8_t arch,
+ ulong *setup_start, ulong *setup_len);
+
/**
* fit_image_load() - load an image from a FIT
*
@@ -721,6 +733,7 @@ int bootz_setup(ulong image, ulong *start, ulong *end);
#define FIT_RAMDISK_PROP "ramdisk"
#define FIT_FDT_PROP "fdt"
#define FIT_DEFAULT_PROP "default"
+#define FIT_SETUP_PROP "setup"
#define FIT_MAX_HASH_LEN HASH_MAX_DIGEST_SIZE