diff options
| author | Thierry Reding <thierry.reding@avionic-design.de> | 2012-05-31 17:41:35 +0200 |
|---|---|---|
| committer | H. Peter Anvin <hpa@linux.intel.com> | 2012-06-29 14:42:11 -0700 |
| commit | 1eb311caecf1452a78013640db828fd40c9055d2 (patch) | |
| tree | 8ce54fa4a136ca50e81e050df3f222a3a25fa2de /com32/include/syslinux/linux.h | |
| parent | 8804b0e5eb2b64c6e49025f5599552e8f00d9c33 (diff) | |
| download | syslinux-1eb311caecf1452a78013640db828fd40c9055d2.tar.gz | |
com32: Add device tree support
This commit adds support for passing a Flattened Device Tree (FDT) blob
to the Linux kernel.
Signed-off-by: Thierry Reding <thierry.reding@avionic-design.de>
Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'com32/include/syslinux/linux.h')
| -rw-r--r-- | com32/include/syslinux/linux.h | 25 |
1 files changed, 24 insertions, 1 deletions
diff --git a/com32/include/syslinux/linux.h b/com32/include/syslinux/linux.h index 754d1b64..6a5c2dbb 100644 --- a/com32/include/syslinux/linux.h +++ b/com32/include/syslinux/linux.h @@ -51,8 +51,26 @@ struct initramfs { }; #define INITRAMFS_MAX_ALIGN 4096 +struct fdt { + void *data; + size_t len; +}; +#define DEVICETREE_MAX_ALIGN 4096 + +struct setup_data { + uint64_t next; + uint32_t type; + uint32_t len; + uint8_t data[0]; +}; + +#define SETUP_NONE 0 +#define SETUP_E820_EXT 1 +#define SETUP_DTB 2 + int syslinux_boot_linux(void *kernel_buf, size_t kernel_size, - struct initramfs *initramfs, char *cmdline); + struct initramfs *initramfs, struct fdt *fdt, + char *cmdline); /* Initramfs manipulation functions */ @@ -70,4 +88,9 @@ int initramfs_load_file(struct initramfs *ihead, const char *src_filename, int initramfs_add_trailer(struct initramfs *ihead); int initramfs_load_archive(struct initramfs *ihead, const char *filename); +/* Device Tree manipulation functions */ + +struct fdt *fdt_init(void); +int fdt_load(struct fdt *fdt, const char *filename); + #endif /* _SYSLINUX_LINUX_H */ |