[int13] Split out ISO9660 and El Torito definitions to separate header files

Signed-off-by: Michael Brown <mcb30@ipxe.org>

4 files changed, 149 insertions, 116 deletions

diff --git a/src/arch/i386/include/int13.h b/src/arch/i386/include/int13.h
index 5d36b6378..e337ca1d1 100644
--- a/src/arch/i386/include/int13.h
+++ b/src/arch/i386/include/int13.h
@@ -291,122 +291,6 @@ struct master_boot_record {
 /** MBR magic signature */
 #define INT13_MBR_MAGIC 0xaa55
 
-/** ISO9660 block size */
-#define ISO9660_BLKSIZE 2048
-
-/** An ISO9660 Primary Volume Descriptor (fixed portion) */
-struct iso9660_primary_descriptor_fixed {
-	/** Descriptor type */
-	uint8_t type;
-	/** Identifier ("CD001") */
-	uint8_t id[5];
-} __attribute__ (( packed ));
-
-/** An ISO9660 Primary Volume Descriptor */
-struct iso9660_primary_descriptor {
-	/** Fixed portion */
-	struct iso9660_primary_descriptor_fixed fixed;
-} __attribute__ (( packed ));
-
-/** ISO9660 Primary Volume Descriptor type */
-#define ISO9660_TYPE_PRIMARY 0x01
-
-/** ISO9660 identifier */
-#define ISO9660_ID "CD001"
-
-/** ISO9660 Primary Volume Descriptor block address */
-#define ISO9660_PRIMARY_LBA 16
-
-/** An El Torito Boot Record Volume Descriptor (fixed portion) */
-struct eltorito_descriptor_fixed {
-	/** Descriptor type */
-	uint8_t type;
-	/** Identifier ("CD001") */
-	uint8_t id[5];
-	/** Version, must be 1 */
-	uint8_t version;
-	/** Boot system indicator; must be "EL TORITO SPECIFICATION" */
-	uint8_t system_id[32];
-} __attribute__ (( packed ));
-
-/** An El Torito Boot Record Volume Descriptor */
-struct eltorito_descriptor {
-	/** Fixed portion */
-	struct eltorito_descriptor_fixed fixed;
-	/** Unused */
-	uint8_t unused[32];
-	/** Boot catalog sector */
-	uint32_t sector;
-} __attribute__ (( packed ));
-
-/** ISO9660 Boot Volume Descriptor type */
-#define ISO9660_TYPE_BOOT 0x00
-
-/** El Torito Boot Record Volume Descriptor block address */
-#define ELTORITO_LBA 17
-
-/** An El Torito Boot Catalog Validation Entry */
-struct eltorito_validation_entry {
-	/** Header ID; must be 1 */
-	uint8_t header_id;
-	/** Platform ID
-	 *
-	 * 0 = 80x86
-	 * 1 = PowerPC
-	 * 2 = Mac
-	 */
-	uint8_t platform_id;
-	/** Reserved */
-	uint16_t reserved;
-	/** ID string */
-	uint8_t id_string[24];
-	/** Checksum word */
-	uint16_t checksum;
-	/** Signature; must be 0xaa55 */
-	uint16_t signature;
-} __attribute__ (( packed ));
-
-/** El Torito platform IDs */
-enum eltorito_platform_id {
-	ELTORITO_PLATFORM_X86 = 0x00,
-	ELTORITO_PLATFORM_POWERPC = 0x01,
-	ELTORITO_PLATFORM_MAC = 0x02,
-};
-
-/** A bootable entry in the El Torito Boot Catalog */
-struct eltorito_boot_entry {
-	/** Boot indicator
-	 *
-	 * Must be @c ELTORITO_BOOTABLE for a bootable ISO image
-	 */
-	uint8_t indicator;
-	/** Media type
-	 *
-	 */
-	uint8_t media_type;
-	/** Load segment */
-	uint16_t load_segment;
-	/** System type */
-	uint8_t filesystem;
-	/** Unused */
-	uint8_t reserved_a;
-	/** Sector count */
-	uint16_t length;
-	/** Starting sector */
-	uint32_t start;
-	/** Unused */
-	uint8_t reserved_b[20];
-} __attribute__ (( packed ));
-
-/** Boot indicator for a bootable ISO image */
-#define ELTORITO_BOOTABLE 0x88
-
-/** El Torito media types */
-enum eltorito_media_type {
-	/** No emulation */
-	ELTORITO_NO_EMULATION = 0,
-};
-
 /** A floppy disk geometry */
 struct int13_fdd_geometry {
 	/** Number of tracks */
diff --git a/src/arch/i386/interface/pcbios/int13.c b/src/arch/i386/interface/pcbios/int13.c
index 263f861e4..1c7a8128f 100644
--- a/src/arch/i386/interface/pcbios/int13.c
+++ b/src/arch/i386/interface/pcbios/int13.c
@@ -38,6 +38,8 @@ FILE_LICENCE ( GPL2_OR_LATER );
 #include <ipxe/sanboot.h>
 #include <ipxe/device.h>
 #include <ipxe/pci.h>
+#include <ipxe/iso9660.h>
+#include <ipxe/eltorito.h>
 #include <realmode.h>
 #include <bios.h>
 #include <biosint.h>
diff --git a/src/include/ipxe/eltorito.h b/src/include/ipxe/eltorito.h
new file mode 100644
index 000000000..3302b38b6
--- /dev/null
+++ b/src/include/ipxe/eltorito.h
@@ -0,0 +1,103 @@
+#ifndef _IPXE_ELTORITO_H
+#define _IPXE_ELTORITO_H
+
+/**
+ * @file
+ *
+ * El Torito bootable CD-ROM specification
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+#include <ipxe/iso9660.h>
+
+/** An El Torito Boot Record Volume Descriptor (fixed portion) */
+struct eltorito_descriptor_fixed {
+	/** Descriptor type */
+	uint8_t type;
+	/** Identifier ("CD001") */
+	uint8_t id[5];
+	/** Version, must be 1 */
+	uint8_t version;
+	/** Boot system indicator; must be "EL TORITO SPECIFICATION" */
+	uint8_t system_id[32];
+} __attribute__ (( packed ));
+
+/** An El Torito Boot Record Volume Descriptor */
+struct eltorito_descriptor {
+	/** Fixed portion */
+	struct eltorito_descriptor_fixed fixed;
+	/** Unused */
+	uint8_t unused[32];
+	/** Boot catalog sector */
+	uint32_t sector;
+} __attribute__ (( packed ));
+
+/** El Torito Boot Record Volume Descriptor block address */
+#define ELTORITO_LBA 17
+
+/** An El Torito Boot Catalog Validation Entry */
+struct eltorito_validation_entry {
+	/** Header ID; must be 1 */
+	uint8_t header_id;
+	/** Platform ID
+	 *
+	 * 0 = 80x86
+	 * 1 = PowerPC
+	 * 2 = Mac
+	 */
+	uint8_t platform_id;
+	/** Reserved */
+	uint16_t reserved;
+	/** ID string */
+	uint8_t id_string[24];
+	/** Checksum word */
+	uint16_t checksum;
+	/** Signature; must be 0xaa55 */
+	uint16_t signature;
+} __attribute__ (( packed ));
+
+/** El Torito platform IDs */
+enum eltorito_platform_id {
+	ELTORITO_PLATFORM_X86 = 0x00,
+	ELTORITO_PLATFORM_POWERPC = 0x01,
+	ELTORITO_PLATFORM_MAC = 0x02,
+};
+
+/** A bootable entry in the El Torito Boot Catalog */
+struct eltorito_boot_entry {
+	/** Boot indicator
+	 *
+	 * Must be @c ELTORITO_BOOTABLE for a bootable ISO image
+	 */
+	uint8_t indicator;
+	/** Media type
+	 *
+	 */
+	uint8_t media_type;
+	/** Load segment */
+	uint16_t load_segment;
+	/** System type */
+	uint8_t filesystem;
+	/** Unused */
+	uint8_t reserved_a;
+	/** Sector count */
+	uint16_t length;
+	/** Starting sector */
+	uint32_t start;
+	/** Unused */
+	uint8_t reserved_b[20];
+} __attribute__ (( packed ));
+
+/** Boot indicator for a bootable ISO image */
+#define ELTORITO_BOOTABLE 0x88
+
+/** El Torito media types */
+enum eltorito_media_type {
+	/** No emulation */
+	ELTORITO_NO_EMULATION = 0,
+};
+
+#endif /* _IPXE_ELTORITO_H */
diff --git a/src/include/ipxe/iso9660.h b/src/include/ipxe/iso9660.h
new file mode 100644
index 000000000..02c2ae377
--- /dev/null
+++ b/src/include/ipxe/iso9660.h
@@ -0,0 +1,44 @@
+#ifndef _IPXE_ISO9660_H
+#define _IPXE_ISO9660_H
+
+/**
+ * @file
+ *
+ * ISO9660 CD-ROM specification
+ *
+ */
+
+FILE_LICENCE ( GPL2_OR_LATER );
+
+#include <stdint.h>
+
+/** ISO9660 block size */
+#define ISO9660_BLKSIZE 2048
+
+/** An ISO9660 Primary Volume Descriptor (fixed portion) */
+struct iso9660_primary_descriptor_fixed {
+	/** Descriptor type */
+	uint8_t type;
+	/** Identifier ("CD001") */
+	uint8_t id[5];
+} __attribute__ (( packed ));
+
+/** An ISO9660 Primary Volume Descriptor */
+struct iso9660_primary_descriptor {
+	/** Fixed portion */
+	struct iso9660_primary_descriptor_fixed fixed;
+} __attribute__ (( packed ));
+
+/** ISO9660 Primary Volume Descriptor type */
+#define ISO9660_TYPE_PRIMARY 0x01
+
+/** ISO9660 Primary Volume Descriptor block address */
+#define ISO9660_PRIMARY_LBA 16
+
+/** ISO9660 Boot Volume Descriptor type */
+#define ISO9660_TYPE_BOOT 0x00
+
+/** ISO9660 identifier */
+#define ISO9660_ID "CD001"
+
+#endif /* _IPXE_ISO9660_H */