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powerpc/pseries: Update arch vector to indicate support for CMO

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Update the architecture vector to indicate that Cooperative Memory
Overcommitment is supported if CONFIG_PPC_SMLPAR is set.

Signed-off-by: Nathan Fontenot <nfont@austin.ibm.com>
Signed-off-by: Robert Jennings <rcj@linux.vnet.ibm.com>
Acked-by: Paul Mackerras <paulus@samba.org>
Signed-off-by: Benjamin Herrenschmidt <benh@kernel.crashing.org>
This commit is contained in:
Nathan Fontenot 2008-07-24 04:36:38 +10:00 committed by Benjamin Herrenschmidt
parent 39c1ffecc6
commit 8391e42a5c
1 changed files with 8 additions and 1 deletions
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9
arch/powerpc/kernel/prom_init.c
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@ -643,6 +643,11 @@ static void __init early_cmdline_parse(void)
#else
#define OV5_MSI 0x00
#endif /* CONFIG_PCI_MSI */
#ifdef CONFIG_PPC_SMLPAR
#define OV5_CMO 0x80 /* Cooperative Memory Overcommitment */
#else
#define OV5_CMO 0x00
#endif
/*
* The architecture vector has an array of PVR mask/value pairs,
@ -687,10 +692,12 @@ static unsigned char ibm_architecture_vec[] = {
0, /* don't halt */
/* option vector 5: PAPR/OF options */
3 - 2, /* length */
5 - 2, /* length */
0, /* don't ignore, don't halt */
OV5_LPAR | OV5_SPLPAR | OV5_LARGE_PAGES | OV5_DRCONF_MEMORY |
OV5_DONATE_DEDICATE_CPU | OV5_MSI,
0,
OV5_CMO,
};
/* Old method - ELF header with PT_NOTE sections */