From 9443dcc39bc3af3d5a6f011f967abddcb962a7c6 Mon Sep 17 00:00:00 2001
From: "Yang,Yu-chu" <yu-chu.yang@intel.com>
Date: Mon, 10 May 2021 19:39:12 -0700
Subject: [PATCH] config-tools: add pci_dev.c.xsl

Add an xslt file "pci_dev.c.xsl". This file is used to
generate pci_dev.c which is used by hypervisor.

Tracked-On: #6024
Signed-off-by: Yang,Yu-chu <yu-chu.yang@intel.com>
Reviewed-by: Junjie Mao <junjie.mao@intel.com>
---
 misc/config_tools/xforms/pci_dev.c.xsl | 167 +++++++++++++++++++++++++
 1 file changed, 167 insertions(+)
 create mode 100644 misc/config_tools/xforms/pci_dev.c.xsl

diff --git a/misc/config_tools/xforms/pci_dev.c.xsl b/misc/config_tools/xforms/pci_dev.c.xsl
new file mode 100644
index 000000000..dbbdd56d4
--- /dev/null
+++ b/misc/config_tools/xforms/pci_dev.c.xsl
@@ -0,0 +1,167 @@
+<?xml version='1.0' encoding='utf-8'?>
+
+<!-- Copyright (C) 2021 Intel Corporation. -->
+<!-- SPDX-License-Identifier: BSD-3-Clause -->
+
+<xsl:stylesheet
+    version="1.0"
+    xmlns:xi="http://www.w3.org/2003/XInclude"
+    xmlns:xsl="http://www.w3.org/1999/XSL/Transform"
+    xmlns:dyn="http://exslt.org/dynamic"
+    xmlns:math="http://exslt.org/math"
+    xmlns:acrn="http://projectacrn.org">
+  <xsl:include href="lib.xsl" />
+  <xsl:output method="text" />
+
+  <xsl:template match="/acrn-offline-data">
+    <!-- Declaration of license -->
+    <xsl:value-of select="$license" />
+
+    <!-- Included headers -->
+    <xsl:value-of select="acrn:include('asm/vm_config.h')" />
+    <xsl:value-of select="acrn:include('vpci.h')" />
+    <xsl:value-of select="acrn:include('asm/mmu.h')" />
+    <xsl:value-of select="acrn:include('asm/page.h')" />
+    <xsl:value-of select="acrn:include('vmcs9900.h')" />
+    <xsl:value-of select="acrn:include('ivshmem_cfg.h')" />
+
+    <xsl:value-of select="acrn:define('INVALID_PCI_BASE', '0', 'U')" />
+
+    <xsl:apply-templates select="config-data/acrn-config/vm" />
+  </xsl:template>
+
+  <xsl:template match="config-data/acrn-config/vm">
+    <!-- Initializer of a acrn_vm_pci_dev_config instance -->
+    <xsl:choose>
+      <xsl:when test="acrn:is-sos-vm(vm_type)">
+        <xsl:value-of select="acrn:array-initializer('struct acrn_vm_pci_dev_config', 'sos_pci_devs', 'CONFIG_MAX_PCI_DEV_NUM')" />
+      </xsl:when>
+      <xsl:when test="acrn:pci-dev-num(@id)">
+        <xsl:value-of select="acrn:array-initializer('struct acrn_vm_pci_dev_config', concat('vm', @id, '_pci_devs'), concat('VM', @id, '_CONFIG_PCI_DEV_NUM'))" />
+      </xsl:when>
+    </xsl:choose>
+
+    <xsl:if test="acrn:is-pre-launched-vm(vm_type) and acrn:pci-dev-num(@id)">
+      <xsl:call-template name="virtual_pci_hostbridge" />
+    </xsl:if>
+    <xsl:call-template name="ivshmem_shm_mem" />
+    <xsl:apply-templates select="console_vuart" />
+    <xsl:apply-templates select="communication_vuart" />
+    <xsl:apply-templates select="pci_devs" />
+
+    <xsl:if test="acrn:is-sos-vm(vm_type) or acrn:pci-dev-num(@id)">
+      <xsl:value-of select="$end_of_array_initializer" />
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template name="virtual_pci_hostbridge">
+    <xsl:text>{</xsl:text>
+    <xsl:value-of select="$newline" />
+      <xsl:value-of select="acrn:initializer('emu_type', 'PCI_DEV_TYPE_HVEMUL', '')" />
+      <xsl:value-of select="acrn:initializer('vdev_ops', '&amp;vhostbridge_ops', '')" />
+      <xsl:value-of select="acrn:initializer('vbdf.bits', '{.b = 0x00U, .d = 0x00U, .f = 0x00U}', '')" />
+    <xsl:text>},</xsl:text>
+    <xsl:value-of select="$newline" />
+  </xsl:template>
+
+  <xsl:template match="console_vuart">
+    <xsl:if test="base != 'INVALID_PCI_BASE'">
+      <xsl:variable name="vm_id" select="../@id" />
+      <xsl:variable name="dev_name" select="concat('VUART_', @id)" />
+      <xsl:text>{</xsl:text>
+      <xsl:value-of select="$newline" />
+        <xsl:value-of select="acrn:initializer('vuart_idx', @id, '')" />
+        <xsl:value-of select="acrn:initializer('emu_type', 'PCI_DEV_TYPE_HVEMUL', '')" />
+        <xsl:value-of select="acrn:initializer('vdev_ops', '&amp;vmcs9900_ops', '')" />
+        <xsl:choose>
+          <xsl:when test="acrn:is-post-launched-vm(../vm_type)">
+            <xsl:value-of select="acrn:initializer('vbar_base[0]', 'INVALID_PCI_BASE', '')" />
+            <xsl:value-of select="acrn:initializer('vbdf.value', 'UNASSIGNED_VBDF', '')" />
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:for-each select="//vm[@id = $vm_id]/device[@name = $dev_name]/bar">
+              <xsl:value-of select="acrn:initializer(concat('vbar_base[', @id,']'), concat(text(), 'UL'), '')" />
+            </xsl:for-each>
+            <xsl:value-of select="acrn:initializer('vbdf.bits', acrn:get-vbdf(../@id, $dev_name), '')" />
+          </xsl:otherwise>
+        </xsl:choose>
+      <xsl:text>},</xsl:text>
+      <xsl:value-of select="$newline" />
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template match="communication_vuart">
+    <xsl:if test="base != 'INVALID_PCI_BASE'">
+      <xsl:variable name="vm_id" select="../@id" />
+      <xsl:variable name="dev_name" select="concat('VUART_', @id)" />
+      <xsl:text>{</xsl:text>
+      <xsl:value-of select="$newline" />
+      <xsl:value-of select="acrn:initializer('vuart_idx', @id, '')" />
+      <xsl:value-of select="acrn:initializer('emu_type', 'PCI_DEV_TYPE_HVEMUL', '')" />
+      <xsl:value-of select="acrn:initializer('vdev_ops', '&amp;vmcs9900_ops', '')" />
+      <xsl:choose>
+        <xsl:when test="acrn:is-post-launched-vm(../vm_type)">
+          <xsl:value-of select="acrn:initializer('vbar_base[0]', 'INVALID_PCI_BASE', '')" />
+          <xsl:value-of select="acrn:initializer('vbdf.value', 'UNASSIGNED_VBDF', '')" />
+        </xsl:when>
+        <xsl:otherwise>
+          <xsl:for-each select="//vm[@id = $vm_id]/device[@name = $dev_name]/bar">
+            <xsl:value-of select="acrn:initializer(concat('vbar_base[', @id,']'), concat(text(), 'UL'), '')" />
+          </xsl:for-each>
+          <xsl:value-of select="acrn:initializer('vbdf.bits', acrn:get-vbdf(../@id, $dev_name), '')" />
+        </xsl:otherwise>
+      </xsl:choose>
+      <xsl:value-of select="acrn:initializer('t_vuart.vm_id', target_vm_id, '')" />
+      <xsl:value-of select="acrn:initializer('t_vuart.vuart_id', target_uart_id, '')" />
+      <xsl:text>},</xsl:text>
+      <xsl:value-of select="$newline" />
+    </xsl:if>
+  </xsl:template>
+
+  <xsl:template match="pci_devs">
+    <xsl:variable name="vm_id" select="../@id" />
+    <xsl:for-each select="pci_dev/text()">
+      <xsl:text>{</xsl:text>
+      <xsl:value-of select="$newline" />
+      <xsl:variable name="devname_suffix" select="acrn:ptdev-name-suffix(.)" />
+      <xsl:variable name="dev_name" select="concat('PTDEV_', $devname_suffix)" />
+      <xsl:value-of select="acrn:initializer('emu_type', 'PCI_DEV_TYPE_PTDEV', '')" />
+      <xsl:value-of select="acrn:initializer('vbdf.bits', acrn:get-vbdf($vm_id, $dev_name), '')" />
+      <xsl:value-of select="acrn:initializer('pbdf.bits', acrn:get-pbdf(.), '')" />
+      <xsl:for-each select="//device[@name = $dev_name]/bar">
+        <xsl:value-of select="acrn:initializer(concat('vbar_base[', @id,']'), concat(text(), 'UL'), '')" />
+      </xsl:for-each>
+      <xsl:text>},</xsl:text>
+      <xsl:value-of select="$newline" />
+    </xsl:for-each>
+  </xsl:template>
+
+  <xsl:template name="ivshmem_shm_mem">
+    <xsl:variable name="vm_id" select="@id" />
+    <xsl:variable name="vm_type" select="vm_type" />
+    <xsl:for-each select="//hv/FEATURES/IVSHMEM/IVSHMEM_REGION/text()">
+      <xsl:if test="contains(substring-after(substring-after(current(), ','), ','), $vm_id)">
+        <xsl:variable name="dev_name" select="concat('IVSHMEM_', position() - 1)" />
+        <xsl:text>{</xsl:text>
+        <xsl:value-of select="$newline" />
+        <xsl:value-of select="acrn:initializer('emu_type', 'PCI_DEV_TYPE_HVEMUL', '')" />
+        <xsl:value-of select="acrn:initializer('vdev_ops', '&amp;vpci_ivshmem_ops', '')" />
+        <xsl:choose>
+          <xsl:when test="acrn:is-post-launched-vm($vm_type)">
+            <xsl:value-of select="acrn:initializer('vbdf.value', 'UNASSIGNED_VBDF', '')" />
+          </xsl:when>
+          <xsl:otherwise>
+            <xsl:value-of select="acrn:initializer('vbdf.bits', acrn:get-vbdf($vm_id, $dev_name), '')" />
+            <xsl:for-each select="//vm[@id = $vm_id]/device[@name = $dev_name]/bar">
+              <xsl:value-of select="acrn:initializer(concat('vbar_base[', @id,']'), concat(text(), 'UL'), '')" />
+            </xsl:for-each>
+          </xsl:otherwise>
+        </xsl:choose>
+        <xsl:value-of select="acrn:initializer('shm_region_name', concat('IVSHMEM_SHM_REGION_', position() - 1), '')" />
+        <xsl:text>},</xsl:text>
+        <xsl:value-of select="$newline" />
+      </xsl:if>
+    </xsl:for-each>
+  </xsl:template>
+
+</xsl:stylesheet>