diff options
Diffstat (limited to 'pc-bios')
| -rw-r--r-- | pc-bios/s390-ccw/bootmap.c | 20 | ||||
| -rw-r--r-- | pc-bios/s390-ccw/bootmap.h | 19 |
2 files changed, 20 insertions, 19 deletions
diff --git a/pc-bios/s390-ccw/bootmap.c b/pc-bios/s390-ccw/bootmap.c index 29bfd8c875..fc2a9fe33b 100644 --- a/pc-bios/s390-ccw/bootmap.c +++ b/pc-bios/s390-ccw/bootmap.c @@ -37,6 +37,26 @@ typedef struct ResetInfo { static ResetInfo save; +const uint8_t el_torito_magic[] = "EL TORITO SPECIFICATION" + "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; + +/* + * Match two CCWs located after PSW and eight filler bytes. + * From libmagic and arch/s390/kernel/head.S. + */ +const uint8_t linux_s390_magic[] = "\x02\x00\x00\x18\x60\x00\x00\x50\x02\x00" + "\x00\x68\x60\x00\x00\x50\x40\x40\x40\x40" + "\x40\x40\x40\x40"; + +static inline bool is_iso_vd_valid(IsoVolDesc *vd) +{ + const uint8_t vol_desc_magic[] = "CD001"; + + return !memcmp(&vd->ident[0], vol_desc_magic, 5) && + vd->version == 0x1 && + vd->type <= VOL_DESC_TYPE_PARTITION; +} + static void jump_to_IPL_2(void) { ResetInfo *current = 0; diff --git a/pc-bios/s390-ccw/bootmap.h b/pc-bios/s390-ccw/bootmap.h index c636626f1a..07eb600b00 100644 --- a/pc-bios/s390-ccw/bootmap.h +++ b/pc-bios/s390-ccw/bootmap.h @@ -375,9 +375,6 @@ static inline void read_iso_boot_image(uint32_t block_offset, void *load_addr, "Failed to read boot image!"); } -const uint8_t el_torito_magic[] = "EL TORITO SPECIFICATION" - "\0\0\0\0\0\0\0\0\0\0\0\0\0\0\0"; - #define ISO9660_MAX_DIR_DEPTH 8 typedef struct IsoDirHdr { @@ -430,20 +427,12 @@ typedef struct IsoVolDesc { } vd; } __attribute__((packed)) IsoVolDesc; -const uint8_t vol_desc_magic[] = "CD001"; #define VOL_DESC_TYPE_BOOT 0 #define VOL_DESC_TYPE_PRIMARY 1 #define VOL_DESC_TYPE_SUPPLEMENT 2 #define VOL_DESC_TYPE_PARTITION 3 #define VOL_DESC_TERMINATOR 255 -static inline bool is_iso_vd_valid(IsoVolDesc *vd) -{ - return !memcmp(&vd->ident[0], vol_desc_magic, 5) && - vd->version == 0x1 && - vd->type <= VOL_DESC_TYPE_PARTITION; -} - typedef struct IsoBcValid { uint8_t platform_id; uint16_t reserved; @@ -468,14 +457,6 @@ typedef struct IsoBcHdr { uint8_t id[28]; } __attribute__((packed)) IsoBcHdr; -/* - * Match two CCWs located after PSW and eight filler bytes. - * From libmagic and arch/s390/kernel/head.S. - */ -const uint8_t linux_s390_magic[] = "\x02\x00\x00\x18\x60\x00\x00\x50\x02\x00" - "\x00\x68\x60\x00\x00\x50\x40\x40\x40\x40" - "\x40\x40\x40\x40"; - typedef struct IsoBcEntry { uint8_t id; union { |