Kumar Gala | 35a1245 | 2007-03-16 09:14:08 -0500 | [diff] [blame] | 1 | config PPC_PSERIES |
Benjamin Herrenschmidt | 28794d3 | 2009-03-10 17:53:27 +0000 | [diff] [blame] | 2 | depends on PPC64 && PPC_BOOK3S |
Kumar Gala | 35a1245 | 2007-03-16 09:14:08 -0500 | [diff] [blame] | 3 | bool "IBM pSeries & new (POWER5-based) iSeries" |
| 4 | select MPIC |
Mel Gorman | 8a55c4b | 2009-11-27 06:33:58 +0000 | [diff] [blame] | 5 | select PCI_MSI |
| 6 | select XICS |
Kumar Gala | 35a1245 | 2007-03-16 09:14:08 -0500 | [diff] [blame] | 7 | select PPC_I8259 |
| 8 | select PPC_RTAS |
Benjamin Herrenschmidt | 3d541c4 | 2009-09-24 19:30:05 +0000 | [diff] [blame] | 9 | select PPC_RTAS_DAEMON |
Kumar Gala | 35a1245 | 2007-03-16 09:14:08 -0500 | [diff] [blame] | 10 | select RTAS_ERROR_LOGGING |
| 11 | select PPC_UDBG_16550 |
| 12 | select PPC_NATIVE |
David Rientjes | 6a108a1 | 2011-01-20 14:44:16 -0800 | [diff] [blame] | 13 | select PPC_PCI_CHOICE if EXPERT |
Kumar Gala | 35a1245 | 2007-03-16 09:14:08 -0500 | [diff] [blame] | 14 | default y |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 15 | |
| 16 | config PPC_SPLPAR |
| 17 | depends on PPC_PSERIES |
| 18 | bool "Support for shared-processor logical partitions" |
| 19 | default n |
| 20 | help |
| 21 | Enabling this option will make the kernel run more efficiently |
| 22 | on logically-partitioned pSeries systems which use shared |
| 23 | processors, that is, which share physical processors between |
| 24 | two or more partitions. |
| 25 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 26 | config EEH |
David Rientjes | 6a108a1 | 2011-01-20 14:44:16 -0800 | [diff] [blame] | 27 | bool "PCI Extended Error Handling (EEH)" if EXPERT |
Stephen Rothwell | 8693208 | 2007-11-14 15:07:39 +1100 | [diff] [blame] | 28 | depends on PPC_PSERIES && PCI |
David Rientjes | 6a108a1 | 2011-01-20 14:44:16 -0800 | [diff] [blame] | 29 | default y if !EXPERT |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 30 | |
Michael Ellerman | 1bac022 | 2009-03-05 17:36:39 +0000 | [diff] [blame] | 31 | config PSERIES_MSI |
| 32 | bool |
| 33 | depends on PCI_MSI && EEH |
| 34 | default y |
| 35 | |
Vaidyanathan Srinivasan | 5742bd8 | 2010-10-06 08:37:09 +0000 | [diff] [blame] | 36 | config PSERIES_ENERGY |
| 37 | tristate "pSeries energy management capabilities driver" |
| 38 | depends on PPC_PSERIES |
| 39 | default y |
| 40 | help |
| 41 | Provides interface to platform energy management capabilities |
| 42 | on supported PSERIES platforms. |
| 43 | Provides: /sys/devices/system/cpu/pseries_(de)activation_hint_list |
| 44 | and /sys/devices/system/cpu/cpuN/pseries_(de)activation_hint |
| 45 | |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 46 | config SCANLOG |
| 47 | tristate "Scanlog dump interface" |
| 48 | depends on RTAS_PROC && PPC_PSERIES |
| 49 | |
| 50 | config LPARCFG |
Paul Mackerras | 82dfdca | 2006-03-14 11:35:37 +1100 | [diff] [blame] | 51 | bool "LPAR Configuration Data" |
Paul Mackerras | 14cf11a | 2005-09-26 16:04:21 +1000 | [diff] [blame] | 52 | depends on PPC_PSERIES || PPC_ISERIES |
| 53 | help |
| 54 | Provide system capacity information via human readable |
| 55 | <key word>=<value> pairs through a /proc/ppc64/lparcfg interface. |
Michael Ellerman | 36f8a2c | 2008-04-24 15:13:21 +1000 | [diff] [blame] | 56 | |
| 57 | config PPC_PSERIES_DEBUG |
| 58 | depends on PPC_PSERIES && PPC_EARLY_DEBUG |
| 59 | bool "Enable extra debug logging in platforms/pseries" |
Nishanth Aravamudan | 01cf6fe | 2010-10-14 14:48:52 +0000 | [diff] [blame] | 60 | help |
| 61 | Say Y here if you want the pseries core to produce a bunch of |
| 62 | debug messages to the system log. Select this if you are having a |
| 63 | problem with the pseries core and want to see more of what is |
| 64 | going on. This does not enable debugging in lpar.c, which must |
| 65 | be manually done due to its verbosity. |
Michael Ellerman | 36f8a2c | 2008-04-24 15:13:21 +1000 | [diff] [blame] | 66 | default y |
Brian King | 84af458 | 2008-07-24 04:30:29 +1000 | [diff] [blame] | 67 | |
| 68 | config PPC_SMLPAR |
| 69 | bool "Support for shared-memory logical partitions" |
| 70 | depends on PPC_PSERIES |
| 71 | select LPARCFG |
| 72 | default n |
| 73 | help |
| 74 | Select this option to enable shared memory partition support. |
| 75 | With this option a system running in an LPAR can be given more |
| 76 | memory than physically available and will allow firmware to |
| 77 | balance memory across many LPARs. |
| 78 | |
| 79 | config CMM |
| 80 | tristate "Collaborative memory management" |
Brian King | 8be8cf5 | 2009-10-19 05:51:34 +0000 | [diff] [blame] | 81 | depends on PPC_SMLPAR |
Brian King | 84af458 | 2008-07-24 04:30:29 +1000 | [diff] [blame] | 82 | default y |
| 83 | help |
| 84 | Select this option, if you want to enable the kernel interface |
| 85 | to reduce the memory size of the system. This is accomplished |
| 86 | by allocating pages of memory and put them "on hold". This only |
| 87 | makes sense for a system running in an LPAR where the unused pages |
| 88 | will be reused for other LPARs. The interface allows firmware to |
| 89 | balance memory across many LPARs. |
Jeremy Kerr | fc59a3f | 2009-03-11 17:55:52 +0000 | [diff] [blame] | 90 | |
| 91 | config DTL |
| 92 | bool "Dispatch Trace Log" |
| 93 | depends on PPC_SPLPAR && DEBUG_FS |
| 94 | help |
| 95 | SPLPAR machines can log hypervisor preempt & dispatch events to a |
| 96 | kernel buffer. Saying Y here will enable logging these events, |
| 97 | which are accessible through a debugfs file. |
| 98 | |
| 99 | Say N if you are unsure. |