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H A D | iplb.h | d046c51d Fri Jul 31 14:04:51 GMT 2015 Alexander Yarygin <yarygin@linux.vnet.ibm.com> pc-bios/s390-ccw: Get device address via diag 308/6
To IPL from a device, pc-bios receives from qemu a device address via general register 7. The better way to do it is to use diag308/6 instruction which returns so called "IplParameterBlock". IplParameterBlock contains the device address for IPL and additional parameters that can be used by pc-bios.
This patch allows pc-bios to get device address via diag308/6 and doesn't use gr7 passed boot information anymore.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
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H A D | start.S | d046c51d Fri Jul 31 14:04:51 GMT 2015 Alexander Yarygin <yarygin@linux.vnet.ibm.com> pc-bios/s390-ccw: Get device address via diag 308/6
To IPL from a device, pc-bios receives from qemu a device address via general register 7. The better way to do it is to use diag308/6 instruction which returns so called "IplParameterBlock". IplParameterBlock contains the device address for IPL and additional parameters that can be used by pc-bios.
This patch allows pc-bios to get device address via diag308/6 and doesn't use gr7 passed boot information anymore.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
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H A D | s390-ccw.h | d046c51d Fri Jul 31 14:04:51 GMT 2015 Alexander Yarygin <yarygin@linux.vnet.ibm.com> pc-bios/s390-ccw: Get device address via diag 308/6
To IPL from a device, pc-bios receives from qemu a device address via general register 7. The better way to do it is to use diag308/6 instruction which returns so called "IplParameterBlock". IplParameterBlock contains the device address for IPL and additional parameters that can be used by pc-bios.
This patch allows pc-bios to get device address via diag308/6 and doesn't use gr7 passed boot information anymore.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
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H A D | main.c | d046c51d Fri Jul 31 14:04:51 GMT 2015 Alexander Yarygin <yarygin@linux.vnet.ibm.com> pc-bios/s390-ccw: Get device address via diag 308/6
To IPL from a device, pc-bios receives from qemu a device address via general register 7. The better way to do it is to use diag308/6 instruction which returns so called "IplParameterBlock". IplParameterBlock contains the device address for IPL and additional parameters that can be used by pc-bios.
This patch allows pc-bios to get device address via diag308/6 and doesn't use gr7 passed boot information anymore.
Signed-off-by: Alexander Yarygin <yarygin@linux.vnet.ibm.com> Reviewed-by: David Hildenbrand <dahi@linux.vnet.ibm.com> Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com>
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