From 2600dc2d0d163121659e5236523f67ebf6b18029 Mon Sep 17 00:00:00 2001
From: Raptor Engineering Development Team <support@raptorengineering.com>
Date: Sat, 14 Apr 2018 21:44:44 -0500
Subject: Allow the on-board VGA device to be enabled or disabled based on FPGA
 jumper setting readback This requires FPGA version 1.04 or higher to work

---
 .../recipes-phosphor/host/ast-vga-disable.bb       | 27 ++++++++++++++++++++++
 .../host/ast-vga-disable/ast-vga-disable-check     | 13 +++++++++++
 .../host/ast-vga-disable/ast_vga_disable@.service  | 19 +++++++++++++++
 .../common/recipes-phosphor/host/p9-host-start.bb  |  2 +-
 4 files changed, 60 insertions(+), 1 deletion(-)
 create mode 100644 meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable.bb
 create mode 100755 meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast-vga-disable-check
 create mode 100644 meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast_vga_disable@.service

diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable.bb b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable.bb
new file mode 100644
index 000000000..f2ae45fd7
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable.bb
@@ -0,0 +1,27 @@
+SUMMARY = "Talos II VGA Disable"
+DESCRIPTION = "Talos II power on VGA disable controller"
+PR = "r0"
+
+inherit obmc-phosphor-systemd
+inherit obmc-phosphor-license
+
+PROVIDES += 'virtual/talos-ast-vga-disable'
+RPROVIDES_${PN} += 'virtual-talos-ast-vga-disable'
+
+RDEPENDS_${PN} += "bash"
+
+S = "${WORKDIR}"
+SRC_URI += "file://ast-vga-disable-check"
+
+do_install() {
+	install -d ${D}${bindir}
+	install -m 0755 ${WORKDIR}/ast-vga-disable-check ${D}${bindir}/ast-vga-disable-check
+}
+
+TMPL = "ast_vga_disable@.service"
+INSTFMT = "ast_vga_disable@{0}.service"
+TGTFMT = "obmc-chassis-poweron@{0}.target"
+FMT = "../${TMPL}:${TGTFMT}.requires/${INSTFMT}"
+
+SYSTEMD_SERVICE_${PN} += "${TMPL}"
+SYSTEMD_LINK_${PN} += "${@compose_list(d, 'FMT', 'OBMC_CHASSIS_INSTANCES')}"
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast-vga-disable-check b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast-vga-disable-check
new file mode 100755
index 000000000..31ed3dff7
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast-vga-disable-check
@@ -0,0 +1,13 @@
+#!/bin/bash
+#
+# Copyright © 2018 Raptor Engineering, LLC
+
+FPGA_STATUS=$(i2cget -y 12 0x31 0x7)
+AST_VGA_DISABLE=$(( FPGA_STATUS & 0x40 ))
+if [[ $AST_VGA_DISABLE == 64 ]]; then
+	# On-board VGA disabled
+	devmem 0x1e6e207c 32 0x00008000
+else
+	# On-board VGA enabled
+	devmem 0x1e6e2070 32 0x00008000
+fi
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast_vga_disable@.service b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast_vga_disable@.service
new file mode 100644
index 000000000..2e52c9e3c
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/ast-vga-disable/ast_vga_disable@.service
@@ -0,0 +1,19 @@
+[Unit]
+Description=Apply ASpeed VGA disable setting on host%i
+Wants=obmc-host-start-pre@%i.target
+Before=obmc-host-start-pre@%i.target
+Wants=obmc-power-on@%i.target
+After=obmc-power-on@%i.target
+Wants=fsi-scan@%i.service
+After=fsi-scan@%i.service
+Conflicts=obmc-chassis-poweroff@%i.target
+ConditionPathExists=!/run/openbmc/chassis@%i-on
+
+[Service]
+ExecStart=/usr/bin/env /usr/bin/ast-vga-disable-check
+SyslogIdentifier=ast-vga-disable-check
+Type=oneshot
+RemainAfterExit=yes
+
+[Install]
+WantedBy=obmc-chassis-poweron@%i.target
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/p9-host-start.bb b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/p9-host-start.bb
index 337febfd1..2e75d1e84 100644
--- a/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/p9-host-start.bb
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-phosphor/host/p9-host-start.bb
@@ -10,7 +10,7 @@ FILESEXTRAPATHS_prepend := "${THISDIR}/op-host-control:"
 PROVIDES += 'virtual/obmc-host-ctl'
 RPROVIDES_${PN} += 'virtual-obmc-host-ctl'
 
-RDEPENDS_${PN} += "op-proc-control"
+RDEPENDS_${PN} += "op-proc-control ast-vga-disable"
 
 S = "${WORKDIR}"
 
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