diff options
Diffstat (limited to 'src/include/ipxe/sanboot.h')
| -rw-r--r-- | src/include/ipxe/sanboot.h | 28 |
1 files changed, 26 insertions, 2 deletions
diff --git a/src/include/ipxe/sanboot.h b/src/include/ipxe/sanboot.h index b163a94b..e44367cd 100644 --- a/src/include/ipxe/sanboot.h +++ b/src/include/ipxe/sanboot.h @@ -19,8 +19,19 @@ FILE_LICENCE ( GPL2_OR_LATER_OR_UBDL ); #include <ipxe/process.h> #include <ipxe/blockdev.h> #include <ipxe/acpi.h> +#include <ipxe/uuid.h> #include <config/sanboot.h> +/** + * Default SAN drive number + * + * The drive number is an externally defined concept only in a BIOS + * environment, where it represents the INT13 drive number (0x80 for + * the first hard disk). We retain it in other environments to allow + * for a simple way for iPXE commands to refer to SAN drives. + */ +#define SAN_DEFAULT_DRIVE 0x80 + /** A SAN path */ struct san_path { /** Containing SAN device */ @@ -95,6 +106,18 @@ enum san_device_flags { SAN_NO_DESCRIBE = 0x0001, }; +/** SAN boot configuration parameters */ +struct san_boot_config { + /** Boot filename (or NULL to use default) */ + const char *filename; + /** Required extra filename (or NULL to ignore) */ + const char *extra; + /** Filesystem label (or NULL to ignore volume label) */ + const char *label; + /** UUID (or NULL to ignore UUID) */ + union uuid *uuid; +}; + /** * Calculate static inline sanboot API function name * @@ -155,10 +178,10 @@ void san_unhook ( unsigned int drive ); * Attempt to boot from a SAN device * * @v drive Drive number - * @v filename Filename (or NULL to use default) + * @v config Boot configuration parameters * @ret rc Return status code */ -int san_boot ( unsigned int drive, const char *filename ); +int san_boot ( unsigned int drive, struct san_boot_config *config ); /** * Describe SAN devices for SAN-booted operating system @@ -234,6 +257,7 @@ static inline int sandev_needs_reopen ( struct san_device *sandev ) { } extern struct san_device * sandev_find ( unsigned int drive ); +extern struct san_device * sandev_next ( unsigned int drive ); extern int sandev_reopen ( struct san_device *sandev ); extern int sandev_reset ( struct san_device *sandev ); extern int sandev_read ( struct san_device *sandev, uint64_t lba, |