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author | Michael Brown | 2006-11-29 03:41:08 +0100 |
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committer | Michael Brown | 2006-11-29 03:41:08 +0100 |
commit | 4cd56820ea8767d0a6e7444e1b453a69322f8f2e (patch) | |
tree | c80290d85e7969f49c763a2f8c41587177e69cd2 /src/include/gpxe/nvs.h | |
parent | Make the "drive number" option apply to iSCSI as well as AoE (diff) | |
download | ipxe-4cd56820ea8767d0a6e7444e1b453a69322f8f2e.tar.gz ipxe-4cd56820ea8767d0a6e7444e1b453a69322f8f2e.tar.xz ipxe-4cd56820ea8767d0a6e7444e1b453a69322f8f2e.zip |
Basic non-volatile storage support
Diffstat (limited to 'src/include/gpxe/nvs.h')
-rw-r--r-- | src/include/gpxe/nvs.h | 30 |
1 files changed, 30 insertions, 0 deletions
diff --git a/src/include/gpxe/nvs.h b/src/include/gpxe/nvs.h new file mode 100644 index 00000000..f8a80787 --- /dev/null +++ b/src/include/gpxe/nvs.h @@ -0,0 +1,30 @@ +#ifndef _GPXE_NVS_H +#define _GPXE_NVS_H + +/** @file + * + * Non-volatile storage + * + */ + +#include <stdint.h> + +struct nvs_operations; + +struct nvs_device { + struct dhcp_option_block *options; + size_t len; + struct nvs_operations *op; +}; + +struct nvs_operations { + int ( * read ) ( struct nvs_device *nvs, unsigned int offset, + void *data, size_t len ); + int ( * write ) ( struct nvs_device *nvs, unsigned int offset, + const void *data, size_t len ); +}; + +extern int nvs_register ( struct nvs_device *nvs ); +extern void nvs_unregister ( struct nvs_device *nvs ); + +#endif /* _GPXE_NVS_H */ |