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Merge branch 'x86-uv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip

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Pull x86 UV3 support update from Ingo Molnar:
 "Support for the SGI Ultraviolet System 3 (UV3) platform - the upcoming
  third major iteration and upscaling of the SGI UV supercomputing
  platform."

* 'x86-uv-for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/tip/tip:
  x86, uv, uv3: Trim MMR register definitions after code changes for SGI UV3
  x86, uv, uv3: Check current gru hub support for SGI UV3
  x86, uv, uv3: Update Time Support for SGI UV3
  x86, uv, uv3: Update x2apic Support for SGI UV3
  x86, uv, uv3: Update Hub Info for SGI UV3
  x86, uv, uv3: Update ACPI Check to include SGI UV3
  x86, uv, uv3: Update MMR register definitions for SGI Ultraviolet System 3 (UV3)
This commit is contained in:
Linus Torvalds
2013-02-19 20:12:57 -08:00
parent f98982ce80 d924f947a4
commit 1a13c0b181
6 changed files with 1351 additions and 407 deletions
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44
arch/x86/include/asm/uv/uv_hub.h
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@@ -5,7 +5,7 @@
*
* SGI UV architectural definitions
*
* Copyright (C) 2007-2010 Silicon Graphics, Inc. All rights reserved.
* Copyright (C) 2007-2013 Silicon Graphics, Inc. All rights reserved.
*/
#ifndef _ASM_X86_UV_UV_HUB_H
@@ -175,6 +175,7 @@ DECLARE_PER_CPU(struct uv_hub_info_s, __uv_hub_info);
*/
#define UV1_HUB_REVISION_BASE 1
#define UV2_HUB_REVISION_BASE 3
#define UV3_HUB_REVISION_BASE 5
static inline int is_uv1_hub(void)
{
@@ -182,6 +183,23 @@ static inline int is_uv1_hub(void)
}
static inline int is_uv2_hub(void)
{
return ((uv_hub_info->hub_revision >= UV2_HUB_REVISION_BASE) &&
(uv_hub_info->hub_revision < UV3_HUB_REVISION_BASE));
}
static inline int is_uv3_hub(void)
{
return uv_hub_info->hub_revision >= UV3_HUB_REVISION_BASE;
}
static inline int is_uv_hub(void)
{
return uv_hub_info->hub_revision;
}
/* code common to uv2 and uv3 only */
static inline int is_uvx_hub(void)
{
return uv_hub_info->hub_revision >= UV2_HUB_REVISION_BASE;
}
@@ -230,14 +248,23 @@ union uvh_apicid {
#define UV2_LOCAL_MMR_SIZE (32UL * 1024 * 1024)
#define UV2_GLOBAL_MMR32_SIZE (32UL * 1024 * 1024)
#define UV_LOCAL_MMR_BASE (is_uv1_hub() ? UV1_LOCAL_MMR_BASE \
: UV2_LOCAL_MMR_BASE)
#define UV_GLOBAL_MMR32_BASE (is_uv1_hub() ? UV1_GLOBAL_MMR32_BASE \
: UV2_GLOBAL_MMR32_BASE)
#define UV_LOCAL_MMR_SIZE (is_uv1_hub() ? UV1_LOCAL_MMR_SIZE : \
UV2_LOCAL_MMR_SIZE)
#define UV3_LOCAL_MMR_BASE 0xfa000000UL
#define UV3_GLOBAL_MMR32_BASE 0xfc000000UL
#define UV3_LOCAL_MMR_SIZE (32UL * 1024 * 1024)
#define UV3_GLOBAL_MMR32_SIZE (32UL * 1024 * 1024)
#define UV_LOCAL_MMR_BASE (is_uv1_hub() ? UV1_LOCAL_MMR_BASE : \
(is_uv2_hub() ? UV2_LOCAL_MMR_BASE : \
UV3_LOCAL_MMR_BASE))
#define UV_GLOBAL_MMR32_BASE (is_uv1_hub() ? UV1_GLOBAL_MMR32_BASE :\
(is_uv2_hub() ? UV2_GLOBAL_MMR32_BASE :\
UV3_GLOBAL_MMR32_BASE))
#define UV_LOCAL_MMR_SIZE (is_uv1_hub() ? UV1_LOCAL_MMR_SIZE : \
(is_uv2_hub() ? UV2_LOCAL_MMR_SIZE : \
UV3_LOCAL_MMR_SIZE))
#define UV_GLOBAL_MMR32_SIZE (is_uv1_hub() ? UV1_GLOBAL_MMR32_SIZE :\
UV2_GLOBAL_MMR32_SIZE)
(is_uv2_hub() ? UV2_GLOBAL_MMR32_SIZE :\
UV3_GLOBAL_MMR32_SIZE))
#define UV_GLOBAL_MMR64_BASE (uv_hub_info->global_mmr_base)
#define UV_GLOBAL_GRU_MMR_BASE 0x4000000
@@ -599,6 +626,7 @@ static inline void uv_hub_send_ipi(int pnode, int apicid, int vector)
* 1 - UV1 rev 1.0 initial silicon
* 2 - UV1 rev 2.0 production silicon
* 3 - UV2 rev 1.0 initial silicon
* 5 - UV3 rev 1.0 initial silicon
*/
static inline int uv_get_min_hub_revision_id(void)
{

1490
arch/x86/include/asm/uv/uv_mmrs.h
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