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s390: add support for IBM z15 machines

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Add detection for machine types 0x8562 and 8x8561 and set the ELF platform
name to z15. Add the miscellaneous-instruction-extension 3 facility to
the list of facilities for z15.

And allow to generate code that only runs on a z15 machine.

Reviewed-by: Christian Borntraeger <borntraeger@de.ibm.com>
Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
This commit is contained in:
Martin Schwidefsky
2019-02-06 08:22:11 +01:00
committed by Heiko Carstens
parent 3c2eb6b76c
commit a0e2251132
4 changed files with 27 additions and 0 deletions
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arch/s390/kernel/setup.c
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@@ -981,6 +981,10 @@ static int __init setup_hwcaps(void)
case 0x3907:
strcpy(elf_platform, "z14");
break;
case 0x8561:
case 0x8562:
strcpy(elf_platform, "z15");
break;
}
/*