From 4c30acf2c840ab552a080fac156356331e795d63 Mon Sep 17 00:00:00 2001
From: Jeff Kubascik <jeff.kubascik@dornerworks.com>
Date: Wed, 4 Dec 2019 09:29:33 -0500
Subject: bsp/xen: Create BSP

Create the Xen BSP for Xen on ARM.
---
 c/src/lib/libbsp/arm/xen/configure.ac | 59 +++++++++++++++++++++++++++++++++++
 1 file changed, 59 insertions(+)
 create mode 100644 c/src/lib/libbsp/arm/xen/configure.ac

(limited to 'c/src/lib/libbsp/arm/xen/configure.ac')

diff --git a/c/src/lib/libbsp/arm/xen/configure.ac b/c/src/lib/libbsp/arm/xen/configure.ac
new file mode 100644
index 0000000000..effd4986bb
--- /dev/null
+++ b/c/src/lib/libbsp/arm/xen/configure.ac
@@ -0,0 +1,59 @@
+## Process this file with autoconf to produce a configure script.
+
+AC_PREREQ([2.69])
+AC_INIT([rtems-c-src-lib-libbsp-arm-xen],[_RTEMS_VERSION],[https://devel.rtems.org/newticket])
+RTEMS_TOP(../../../../../..)
+RTEMS_SOURCE_TOP
+RTEMS_BUILD_TOP
+
+RTEMS_CANONICAL_TARGET_CPU
+AM_INIT_AUTOMAKE([no-define nostdinc foreign 1.12.2])
+RTEMS_BSP_CONFIGURE
+
+
+
+RTEMS_BSPOPTS_SET([BSP_DATA_CACHE_ENABLED],[*qemu],[])
+RTEMS_BSPOPTS_SET([BSP_DATA_CACHE_ENABLED],[*],[1])
+RTEMS_BSPOPTS_HELP([BSP_DATA_CACHE_ENABLED],[enable data cache])
+
+RTEMS_BSPOPTS_SET([BSP_INSTRUCTION_CACHE_ENABLED],[*qemu],[])
+RTEMS_BSPOPTS_SET([BSP_INSTRUCTION_CACHE_ENABLED],[*],[1])
+RTEMS_BSPOPTS_HELP([BSP_INSTRUCTION_CACHE_ENABLED],[enable instruction cache])
+
+RTEMS_BSPOPTS_SET([ARM_GENERIC_TIMER_USE_VIRTUAL],[*],[1])
+RTEMS_BSPOPTS_HELP([ARM_GENERIC_TIMER_USE_VIRTUAL],[use virtual ARM generic timer])
+
+RTEMS_BSPOPTS_SET([ARM_GENERIC_TIMER_UNMASK_AT_TICK],[*],[1])
+RTEMS_BSPOPTS_HELP([ARM_GENERIC_TIMER_UNMASK_AT_TICK],[unmask the timer in the tick handler, since Xen will mask the virtual timer before injecting the interrupt to the guest])
+
+RTEMS_BSPOPTS_SET([BSP_START_ZIMAGE_HEADER],[*],[1])
+RTEMS_BSPOPTS_HELP([BSP_START_ZIMAGE_HEADER],[include zImage boot header])
+
+RTEMS_BSPOPTS_SET([BSP_XEN_RAM_LENGTH],[*],[8M])
+RTEMS_BSPOPTS_HELP([BSP_XEN_RAM_LENGTH],[override a BSP's default RAM length])
+
+RTEMS_BSPOPTS_SET([BSP_XEN_NOCACHE_LENGTH],[*],[1M])
+RTEMS_BSPOPTS_HELP([BSP_XEN_NOCACHE_LENGTH],[length of nocache RAM region])
+
+GUEST_RAM_BASE="0x40000000"
+GUEST_LOAD_OFFSET="0x8000"
+GUEST_RAM_MMU_LENGTH="16k"
+
+AC_DEFUN([XEN_LINKCMD],[
+AC_ARG_VAR([$1],[$2; default $3])dnl
+[$1]=[$]{[$1]:-[$3]}
+])
+
+XEN_LINKCMD([GUEST_RAM_BASE],[normal RAM region origin],[${GUEST_RAM_BASE}])
+XEN_LINKCMD([GUEST_RAM_LENGTH],[normal RAM region length],[${BSP_XEN_RAM_LENGTH}])
+XEN_LINKCMD([GUEST_LOAD_OFFSET],[entry point of guest],[${GUEST_LOAD_OFFSET}])
+XEN_LINKCMD([GUEST_RAM_MMU_LENGTH],[MMU region length],[${GUEST_RAM_MMU_LENGTH}])
+XEN_LINKCMD([GUEST_RAM_NOCACHE_LENGTH],[length of nocache RAM region],[${BSP_XEN_NOCACHE_LENGTH}])
+
+RTEMS_BSP_CLEANUP_OPTIONS
+
+# Explicitly list all Makefiles here
+AC_CONFIG_FILES([
+Makefile
+linkcmds:../../../../../../bsps/arm/xen/start/linkcmds.in])
+AC_OUTPUT
-- 
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