xen-devel.lists.xenproject.org archive mirror
 help / color / mirror / Atom feed
From: Boris Ostrovsky <boris.ostrovsky@oracle.com>
To: xen-devel@lists.xen.org
Cc: wei.liu2@citrix.com, andrew.cooper3@citrix.com,
	ian.jackson@eu.citrix.com, julien.grall@arm.com,
	jbeulich@suse.com, zhaoshenglong@huawei.com,
	Boris Ostrovsky <boris.ostrovsky@oracle.com>,
	roger.pau@citrix.com
Subject: [PATCH v4 06/21] acpi/hvmloader: Make providing IOAPIC in MADT optional
Date: Mon, 19 Sep 2016 20:19:24 -0400	[thread overview]
Message-ID: <1474330779-10645-7-git-send-email-boris.ostrovsky@oracle.com> (raw)
In-Reply-To: <1474330779-10645-1-git-send-email-boris.ostrovsky@oracle.com>

Signed-off-by: Boris Ostrovsky <boris.ostrovsky@oracle.com>
Reviewed-by: Jan Beulich <jbeulich@suse.com>
---
 tools/firmware/hvmloader/acpi/build.c   | 70 ++++++++++++++++++---------------
 tools/firmware/hvmloader/acpi/libacpi.h |  1 +
 tools/firmware/hvmloader/util.c         |  2 +-
 3 files changed, 40 insertions(+), 33 deletions(-)

diff --git a/tools/firmware/hvmloader/acpi/build.c b/tools/firmware/hvmloader/acpi/build.c
index c984e5a..dc489bb 100644
--- a/tools/firmware/hvmloader/acpi/build.c
+++ b/tools/firmware/hvmloader/acpi/build.c
@@ -100,43 +100,49 @@ static struct acpi_20_madt *construct_madt(const struct acpi_config *config,
     madt->lapic_addr = LAPIC_BASE_ADDRESS;
     madt->flags      = ACPI_PCAT_COMPAT;
 
-    intsrcovr = (struct acpi_20_madt_intsrcovr *)(madt + 1);
-    for ( i = 0; i < 16; i++ )
-    {
-        memset(intsrcovr, 0, sizeof(*intsrcovr));
-        intsrcovr->type   = ACPI_INTERRUPT_SOURCE_OVERRIDE;
-        intsrcovr->length = sizeof(*intsrcovr);
-        intsrcovr->source = i;
-
-        if ( i == 0 )
-        {
-            /* ISA IRQ0 routed to IOAPIC GSI 2. */
-            intsrcovr->gsi    = 2;
-            intsrcovr->flags  = 0x0;
-        }
-        else if ( PCI_ISA_IRQ_MASK & (1U << i) )
-        {
-            /* PCI: active-low level-triggered. */
-            intsrcovr->gsi    = i;
-            intsrcovr->flags  = 0xf;
-        }
-        else
+    if ( config->table_flags & ACPI_HAS_IOAPIC )
+    {     
+        intsrcovr = (struct acpi_20_madt_intsrcovr *)(madt + 1);
+        for ( i = 0; i < 16; i++ )
         {
-            /* No need for a INT source override structure. */
-            continue;
+            memset(intsrcovr, 0, sizeof(*intsrcovr));
+            intsrcovr->type   = ACPI_INTERRUPT_SOURCE_OVERRIDE;
+            intsrcovr->length = sizeof(*intsrcovr);
+            intsrcovr->source = i;
+
+            if ( i == 0 )
+            {
+                /* ISA IRQ0 routed to IOAPIC GSI 2. */
+                intsrcovr->gsi    = 2;
+                intsrcovr->flags  = 0x0;
+            }
+            else if ( PCI_ISA_IRQ_MASK & (1U << i) )
+            {
+                /* PCI: active-low level-triggered. */
+                intsrcovr->gsi    = i;
+                intsrcovr->flags  = 0xf;
+            }
+            else
+            {
+                /* No need for a INT source override structure. */
+                continue;
+            }
+
+            intsrcovr++;
         }
 
-        intsrcovr++;
-    }
+        io_apic = (struct acpi_20_madt_ioapic *)intsrcovr;
+        memset(io_apic, 0, sizeof(*io_apic));
+        io_apic->type        = ACPI_IO_APIC;
+        io_apic->length      = sizeof(*io_apic);
+        io_apic->ioapic_id   = IOAPIC_ID;
+        io_apic->ioapic_addr = ioapic_base_address;
 
-    io_apic = (struct acpi_20_madt_ioapic *)intsrcovr;
-    memset(io_apic, 0, sizeof(*io_apic));
-    io_apic->type        = ACPI_IO_APIC;
-    io_apic->length      = sizeof(*io_apic);
-    io_apic->ioapic_id   = IOAPIC_ID;
-    io_apic->ioapic_addr = ioapic_base_address;
+        lapic = (struct acpi_20_madt_lapic *)(io_apic + 1);
+    }
+    else
+        lapic = (struct acpi_20_madt_lapic *)(madt + 1);
 
-    lapic = (struct acpi_20_madt_lapic *)(io_apic + 1);
     info->nr_cpus = hvminfo->nr_vcpus;
     info->madt_lapic0_addr = (uint32_t)lapic;
     for ( i = 0; i < hvminfo->nr_vcpus; i++ )
diff --git a/tools/firmware/hvmloader/acpi/libacpi.h b/tools/firmware/hvmloader/acpi/libacpi.h
index 70cf26b..b8f28a3 100644
--- a/tools/firmware/hvmloader/acpi/libacpi.h
+++ b/tools/firmware/hvmloader/acpi/libacpi.h
@@ -28,6 +28,7 @@
 #define ACPI_HAS_SSDT_S3     (1<<5)
 #define ACPI_HAS_SSDT_S4     (1<<6)
 #define ACPI_HAS_TCPA        (1<<7)
+#define ACPI_HAS_IOAPIC      (1<<8)
 
 struct xen_vmemrange;
 struct acpi_numa {
diff --git a/tools/firmware/hvmloader/util.c b/tools/firmware/hvmloader/util.c
index 8875675..aa5fc20 100644
--- a/tools/firmware/hvmloader/util.c
+++ b/tools/firmware/hvmloader/util.c
@@ -919,7 +919,7 @@ void hvmloader_acpi_build_tables(struct acpi_config *config,
     if ( !strncmp(xenstore_read("platform/acpi_s4", "1"), "1", 1)  )
         config->table_flags |= ACPI_HAS_SSDT_S4;
 
-    config->table_flags |= ACPI_HAS_TCPA;
+    config->table_flags |= (ACPI_HAS_TCPA | ACPI_HAS_IOAPIC);
 
     config->tis_hdr = (uint16_t *)ACPI_TIS_HDR_ADDRESS;
 
-- 
1.8.3.1


_______________________________________________
Xen-devel mailing list
Xen-devel@lists.xen.org
https://lists.xen.org/xen-devel

  parent reply	other threads:[~2016-09-20  0:19 UTC|newest]

Thread overview: 59+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-09-20  0:19 [PATCH v4 00/21] Make ACPI builder available to components other than hvmloader Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 01/21] acpi: Extract acpi info description into a separate ASL file Boris Ostrovsky
2016-09-21 10:29   ` Jan Beulich
2016-09-21 13:21     ` Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 02/21] acpi: Prevent GPL-only code from seeping into non-GPL binaries Boris Ostrovsky
2016-09-20 10:14   ` Ian Jackson
2016-09-20 10:41     ` Lars Kurth
2016-09-20 14:07     ` Boris Ostrovsky
2016-09-20 14:19       ` Ian Jackson
2016-09-20 14:58         ` Boris Ostrovsky
2016-09-20 10:32   ` Lars Kurth
2016-09-21 10:39   ` Jan Beulich
2016-09-21 13:34     ` Boris Ostrovsky
2016-09-21 13:47       ` Jan Beulich
2016-09-20  0:19 ` [PATCH v4 03/21] acpi: Re-license ACPI builder files from GPLv2 to LGPLv2.1 Boris Ostrovsky
2016-09-20 10:17   ` Lars Kurth
2016-09-20  0:19 ` [PATCH v4 04/21] acpi/hvmloader: Collect processor and NUMA info in hvmloader Boris Ostrovsky
2016-09-21 10:42   ` Jan Beulich
2016-09-20  0:19 ` [PATCH v4 05/21] acpi/hvmloader: Set TIS header address " Boris Ostrovsky
2016-09-20  0:19 ` Boris Ostrovsky [this message]
2016-09-20  0:19 ` [PATCH v4 07/21] acpi/hvmloader: Build WAET optionally Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 08/21] acpi/hvmloader: Replace mem_alloc() and virt_to_phys() with memory ops Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 09/21] acpi/hvmloader: Translate all addresses when assigning addresses in ACPI tables Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 10/21] acpi/hvmloader: Link ACPI object files directly Boris Ostrovsky
2016-09-21 10:52   ` Jan Beulich
2016-09-21 11:29     ` Ian Jackson
2016-09-21 11:36       ` Jan Beulich
2016-09-21 11:38         ` Ian Jackson
2016-09-21 11:40           ` Jan Beulich
2016-09-21 13:45             ` Boris Ostrovsky
2016-09-21 15:05               ` Ian Jackson
2016-09-21 15:21                 ` Boris Ostrovsky
2016-09-21 15:25                   ` Ian Jackson
2016-09-21 21:03     ` Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 11/21] acpi/hvmloader: Include file/paths adjustments Boris Ostrovsky
2016-09-21 11:27   ` Jan Beulich
2016-09-20  0:19 ` [PATCH v4 12/21] acpi: Move ACPI code to tools/libacpi Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 13/21] x86: Allow LAPIC-only emulation_flags for HVM guests Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 14/21] libacpi: Build DSDT for PVH guests Boris Ostrovsky
2016-09-21 11:27   ` Jan Beulich
2016-09-20  0:19 ` [PATCH v4 15/21] acpi: Makefile should better tolerate interrupts Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 16/21] libxc/libxl: Allow multiple ACPI modules Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 17/21] libxl/acpi: Add ACPI e820 entry Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 18/21] libxl/pvhv2: Include APIC page in MMIO hole for PVHv2 guests Boris Ostrovsky
2016-09-20  0:19 ` [PATCH v4 19/21] ilibxl: Initialize domain build info before calling libxl__domain_make Boris Ostrovsky
2016-09-21 11:29   ` Jan Beulich
2016-09-20  0:19 ` [PATCH v4 20/21] libxl/acpi: Build ACPI tables for HVMlite guests Boris Ostrovsky
2016-09-21 11:33   ` Jan Beulich
2016-09-21 15:09     ` Boris Ostrovsky
2016-09-21 15:16       ` Jan Beulich
2016-09-21 15:34         ` Boris Ostrovsky
2016-09-21 16:02           ` Jan Beulich
2016-09-21 16:38             ` Boris Ostrovsky
2016-09-22  8:39               ` Jan Beulich
2016-09-22 10:53   ` Wei Liu
2016-09-22 15:57     ` Boris Ostrovsky
2016-09-22 15:57       ` Wei Liu
2016-09-20  0:19 ` [PATCH v4 21/21] libxc/xc_dom_core: Copy ACPI tables to guest space Boris Ostrovsky
2016-09-22 10:53   ` Wei Liu

Reply instructions:

You may reply publicly to this message via plain-text email
using any one of the following methods:

* Save the following mbox file, import it into your mail client,
  and reply-to-all from there: mbox

  Avoid top-posting and favor interleaved quoting:
  https://en.wikipedia.org/wiki/Posting_style#Interleaved_style

* Reply using the --to, --cc, and --in-reply-to
  switches of git-send-email(1):

  git send-email \
    --in-reply-to=1474330779-10645-7-git-send-email-boris.ostrovsky@oracle.com \
    --to=boris.ostrovsky@oracle.com \
    --cc=andrew.cooper3@citrix.com \
    --cc=ian.jackson@eu.citrix.com \
    --cc=jbeulich@suse.com \
    --cc=julien.grall@arm.com \
    --cc=roger.pau@citrix.com \
    --cc=wei.liu2@citrix.com \
    --cc=xen-devel@lists.xen.org \
    --cc=zhaoshenglong@huawei.com \
    /path/to/YOUR_REPLY

  https://kernel.org/pub/software/scm/git/docs/git-send-email.html

* If your mail client supports setting the In-Reply-To header
  via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).