summaryrefslogtreecommitdiff
path: root/src/mainboard/lenovo/g505s/romstage.c
diff options
context:
space:
mode:
authorEdward O'Callaghan <eocallaghan@alterapraxis.com>2014-11-23 17:38:52 +1100
committerEdward O'Callaghan <eocallaghan@alterapraxis.com>2014-11-27 11:28:24 +0100
commit32960e30f08f678355b20b5702e8028351a7275e (patch)
tree8a44ac8674c02286bccb63bf8286645b3c3c367b /src/mainboard/lenovo/g505s/romstage.c
parentb06eaf76b5142977aa130c22f09a97ad08bef036 (diff)
downloadcoreboot-32960e30f08f678355b20b5702e8028351a7275e.tar.xz
mainboard/lenovo/g505s: New port Richland APU A10-5750M
Richland APU A10-5750M 8GB RAM 4MB Flash Boots to working Linux with SeaBIOS payload. S3 works with Linux 3.16.3-2 Debian Jessie. Change-Id: I5d05d1b31400fdb9e41c2e011c5b0bf9986fe970 Signed-off-by: Edward O'Callaghan <eocallaghan@alterapraxis.com> Signed-off-by: Damien Zammit <damien@zamaudio.com> Reviewed-on: http://review.coreboot.org/7560 Tested-by: build bot (Jenkins) Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Diffstat (limited to 'src/mainboard/lenovo/g505s/romstage.c')
-rw-r--r--src/mainboard/lenovo/g505s/romstage.c90
1 files changed, 90 insertions, 0 deletions
diff --git a/src/mainboard/lenovo/g505s/romstage.c b/src/mainboard/lenovo/g505s/romstage.c
new file mode 100644
index 0000000000..01f463a0cb
--- /dev/null
+++ b/src/mainboard/lenovo/g505s/romstage.c
@@ -0,0 +1,90 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright (C) 2012 Advanced Micro Devices, Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; version 2 of the License.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
+ */
+
+#include "agesawrapper.h"
+#include <northbridge/amd/agesa/agesawrapper_call.h>
+
+#include <arch/acpi.h>
+#include <arch/cpu.h>
+#include <arch/io.h>
+#include <arch/stages.h>
+#include <cbmem.h>
+#include <console/console.h>
+#include <cpu/amd/agesa/s3_resume.h>
+#include <cpu/x86/bist.h>
+#include <cpu/x86/lapic.h>
+#include <cpu/amd/car.h>
+#include <device/pci_def.h>
+#include <device/pci_ids.h>
+#include <stdint.h>
+#include <string.h>
+#include <southbridge/amd/agesa/hudson/hudson.h>
+
+void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
+{
+ u32 val;
+ AGESAWRAPPER_PRE_CONSOLE(amdinitmmio);
+
+ hudson_lpc_port80();
+
+ if (!cpu_init_detectedx && boot_cpu()) {
+ post_code(0x30);
+
+ post_code(0x31);
+ console_init();
+ }
+
+ /* Halt if there was a built in self test failure */
+ post_code(0x34);
+ report_bist_failure(bist);
+
+ /* Load MPB */
+ val = cpuid_eax(1);
+ printk(BIOS_DEBUG, "BSP Family_Model: %08x\n", val);
+ printk(BIOS_DEBUG, "cpu_init_detectedx = %08lx\n", cpu_init_detectedx);
+
+ post_code(0x37);
+ AGESAWRAPPER(amdinitreset);
+ post_code(0x39);
+
+ AGESAWRAPPER(amdinitearly);
+ int s3resume = acpi_is_wakeup_early() && acpi_s3_resume_allowed();
+ if (!s3resume) {
+ post_code(0x40);
+ AGESAWRAPPER(amdinitpost);
+ post_code(0x41);
+ AGESAWRAPPER(amdinitenv);
+ disable_cache_as_ram();
+ } else { /* S3 detect */
+ printk(BIOS_INFO, "S3 detected\n");
+
+ post_code(0x60);
+ AGESAWRAPPER(amdinitresume);
+
+ AGESAWRAPPER(amds3laterestore);
+
+ post_code(0x61);
+ prepare_for_resume();
+ }
+
+ post_code(0x50);
+ copy_and_run();
+
+ post_code(0x54); /* Should never see this post code. */
+}