Enable shared processor mode in vector 5

AvnishChouhan-IBM · frozencemetery · commit 7e309d139c5e · 2023-02-06T15:31:25.000-05:00
This patch is to update the vector 5 which is troubling some
machines to bootup properly in shared processor mode.

Signed-off-by: Avnish Chouhan &lt;avnish@linux.vnet.ibm.com&gt;
(cherry picked from commit 30d2ee836649386a336f9437c8a149c8e642a46b)
diff --git a/grub-core/kern/ieee1275/init.c b/grub-core/kern/ieee1275/init.c
@@ -376,7 +376,7 @@ grub_ieee1275_ibm_cas (void)
     .vec4 = 0x0001, // set required minimum capacity % to the lowest value
     .vec5_size = 1 + sizeof(struct option_vector5) - 2,
     .vec5 = {
-	0, 0, 0, 0, 0, 0, 0, 0, 256
+	0, 192, 0, 128, 0, 0, 0, 0, 256
     }
   };
 

Original file line number	Diff line number	Diff line change
`@@ -376,7 +376,7 @@ grub_ieee1275_ibm_cas (void)`
`376`	`376`	`.vec4 = 0x0001, // set required minimum capacity % to the lowest value`
`377`	`377`	`.vec5_size = 1 + sizeof(struct option_vector5) - 2,`
`378`	`378`	`.vec5 = {`
`379`		`- 0, 0, 0, 0, 0, 0, 0, 0, 256`
	`379`	`+ 0, 192, 0, 128, 0, 0, 0, 0, 256`
`380`	`380`	`}`
`381`	`381`	`};`
`382`	`382`