From: Mike Travis <travis@sgi.com>
To: Ingo Molnar <mingo@redhat.com>, "H. Peter Anvin" <hpa@zytor.com>,
Thomas Gleixner <tglx@linutronix.de>,
Andrew Morton <akpm@linux-foundation.org>,
Len Brown <len.brown@intel.com>
Cc: x86@kernel.org, linux-kernel@vger.kernel.org, uv4-kernel@sgi.com
Subject: [PATCH 03/21] X86_64, UV: Add UV4 Specific Defines
Date: Wed, 27 Apr 2016 19:55:00 -0500 [thread overview]
Message-ID: <20160428005458.054354053@asylum.americas.sgi.com> (raw)
In-Reply-To: <20160428005457.471061412@asylum.americas.sgi.com>
[-- Attachment #1: uv4_add_uv4_oem_info --]
[-- Type: text/plain, Size: 1780 bytes --]
Add UV4 specific defines to determine if current system type is a UV4 system.
Signed-off-by: Mike Travis <travis@sgi.com>
Reviewed-by: Dimitri Sivanich <sivanich@sgi.com>
Tested-by: John Estabrook <estabrook@sgi.com>
Tested-by: Gary Kroening <gfk@sgi.com>
---
arch/x86/kernel/apic/x2apic_uv_x.c | 12 +++++++++---
1 file changed, 9 insertions(+), 3 deletions(-)
--- linux.orig/arch/x86/kernel/apic/x2apic_uv_x.c
+++ linux/arch/x86/kernel/apic/x2apic_uv_x.c
@@ -108,6 +108,9 @@ static int __init early_get_pnodeid(void
case UV3_HUB_PART_NUMBER_X:
uv_min_hub_revision_id += UV3_HUB_REVISION_BASE;
break;
+ case UV4_HUB_PART_NUMBER:
+ uv_min_hub_revision_id += UV4_HUB_REVISION_BASE - 1;
+ break;
}
uv_hub_info->hub_revision = uv_min_hub_revision_id;
@@ -155,8 +158,10 @@ static int __init uv_acpi_madt_oem_check
* SGI: UV100/1000
* SGI2: UV2000/3000
* SGI3: UV300 (truncated to 4 chars because of different varieties)
+ * SGI4: UV400 (truncated to 4 chars because of different varieties)
*/
uv_hub_info->hub_revision =
+ !strncmp(oem_id, "SGI4", 4) ? UV4_HUB_REVISION_BASE :
!strncmp(oem_id, "SGI3", 4) ? UV3_HUB_REVISION_BASE :
!strcmp(oem_id, "SGI2") ? UV2_HUB_REVISION_BASE :
!strcmp(oem_id, "SGI") ? UV1_HUB_REVISION_BASE : 0;
@@ -888,9 +893,10 @@ void __init uv_system_init(void)
unsigned long mmr_base, present, paddr;
unsigned short pnode_mask;
unsigned char n_lshift;
- char *hub = (is_uv1_hub() ? "UV100/1000" :
- (is_uv2_hub() ? "UV2000/3000" :
- (is_uv3_hub() ? "UV300" : NULL)));
+ char *hub = is_uv4_hub() ? "UV400" :
+ is_uv3_hub() ? "UV300" :
+ is_uv2_hub() ? "UV2000/3000" :
+ is_uv1_hub() ? "UV100/1000" : NULL;
if (!hub) {
pr_err("UV: Unknown/unsupported UV hub\n");
--
next prev parent reply other threads:[~2016-04-28 1:07 UTC|newest]
Thread overview: 28+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-04-28 0:54 [PATCH 00/21] X86_64, UV: Update kernel for SGI UV4 support Mike Travis
2016-04-28 0:54 ` [PATCH 01/21] X86_64, UV: Add Initial UV4 definitions Mike Travis
2016-04-28 0:54 ` [PATCH 02/21] X86_64, UV: Add UV Architecture Defines Mike Travis
2016-04-28 0:55 ` Mike Travis [this message]
2016-04-28 0:55 ` [PATCH 04/21] X86_64, UV: Add UV MMR Illegal Access Function Mike Travis
2016-04-28 0:55 ` [PATCH 05/21] X86_64, UV: Prep for UV4 MMR updates Mike Travis
2016-04-28 0:55 ` [PATCH 06/21] X86_64, UV: Add UV4 Specific MMR definitions Mike Travis
2016-04-28 0:55 ` [PATCH 07/21] X86_64, UV: Remove Support for UV1 Mike Travis
2016-04-28 8:48 ` Ingo Molnar
2016-04-28 21:52 ` Mike Travis
2016-04-28 0:55 ` [PATCH 08/21] X86_64, UV: Clean up redunduncies after merge of UV4 MMR definitions Mike Travis
2016-04-28 0:55 ` [PATCH 09/21] X86_64, UV: Update MMIOH setup function to work for both UV3 and UV4 Mike Travis
2016-04-28 0:55 ` [PATCH 10/21] X86_64, UV: Create per cpu info structs to replace per hub info structs Mike Travis
2016-04-28 0:55 ` [PATCH 11/21] X86_64, UV: Move scir info to the per cpu info struct Mike Travis
2016-04-28 0:55 ` [PATCH 12/21] X86_64, UV: Move blade local processor ID " Mike Travis
2016-04-28 0:55 ` [PATCH 13/21] X86_64, UV: Allocate common per node hub info structs on local node Mike Travis
2016-04-28 0:55 ` [PATCH 14/21] X86_64, UV: Fold blade info into per node hub info structs Mike Travis
2016-04-28 0:55 ` [PATCH 15/21] X86_64, UV: Add UV4 addressing discovery function Mike Travis
2016-04-28 0:55 ` [PATCH 16/21] X86_64, UV: Add obtaining GAM Range Table from UV BIOS Mike Travis
2016-04-28 8:55 ` Ingo Molnar
2016-04-28 0:55 ` [PATCH 17/21] X86_64, UV: Support UV4 socket address changes Mike Travis
2016-04-28 0:55 ` [PATCH 18/21] X86_64, UV: Build GAM reference tables Mike Travis
2016-04-28 0:55 ` [PATCH 19/21] X86_64, UV: Update physical address conversions for UV4 Mike Travis
2016-04-28 0:55 ` [PATCH 20/21] X86_64, UV: Remove Obsolete GRU MMR address translation Mike Travis
2016-04-28 8:49 ` Ingo Molnar
2016-04-28 0:55 ` [PATCH 21/21] X86_64, UV: Fix incorrect nodes and pnodes for cpuless and memoryless nodes Mike Travis
2016-04-28 23:10 [PATCH 00/21] X86_64, UV: Update kernel for SGI UV4 support Mike Travis
2016-04-28 23:10 ` [PATCH 03/21] X86_64, UV: Add UV4 Specific Defines Mike Travis
2016-04-29 21:54 [PATCH 00/21] X86_64, UV: Update kernel for SGI UV4 support Mike Travis
2016-04-29 21:54 ` [PATCH 03/21] X86_64, UV: Add UV4 Specific Defines Mike Travis
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