summaryrefslogtreecommitdiff
path: root/src/soc/broadcom/cygnus
diff options
context:
space:
mode:
Diffstat (limited to 'src/soc/broadcom/cygnus')
-rw-r--r--src/soc/broadcom/cygnus/Kconfig1
-rw-r--r--src/soc/broadcom/cygnus/Makefile.inc1
-rw-r--r--src/soc/broadcom/cygnus/include/soc/memlayout.ld24
-rw-r--r--src/soc/broadcom/cygnus/verstage.c40
4 files changed, 55 insertions, 11 deletions
diff --git a/src/soc/broadcom/cygnus/Kconfig b/src/soc/broadcom/cygnus/Kconfig
index 2f5ad21bc3..158f61cf38 100644
--- a/src/soc/broadcom/cygnus/Kconfig
+++ b/src/soc/broadcom/cygnus/Kconfig
@@ -32,7 +32,6 @@ config SOC_BROADCOM_CYGNUS
select HAVE_MONOTONIC_TIMER
select HAVE_UART_MEMORY_MAPPED
select HAVE_UART_SPECIAL
- select RETURN_FROM_VERSTAGE
if SOC_BROADCOM_CYGNUS
diff --git a/src/soc/broadcom/cygnus/Makefile.inc b/src/soc/broadcom/cygnus/Makefile.inc
index 244b11f46b..dea6cef2bc 100644
--- a/src/soc/broadcom/cygnus/Makefile.inc
+++ b/src/soc/broadcom/cygnus/Makefile.inc
@@ -24,6 +24,7 @@ bootblock-y += timer.c
bootblock-$(CONFIG_SPI_FLASH) += spi.c
bootblock-$(CONFIG_CONSOLE_SERIAL) += uart.c
+verstage-y += verstage.c
verstage-y += i2c.c
verstage-y += timer.c
verstage-$(CONFIG_SPI_FLASH) += spi.c
diff --git a/src/soc/broadcom/cygnus/include/soc/memlayout.ld b/src/soc/broadcom/cygnus/include/soc/memlayout.ld
index 41d13fd7c5..c48c1bc221 100644
--- a/src/soc/broadcom/cygnus/include/soc/memlayout.ld
+++ b/src/soc/broadcom/cygnus/include/soc/memlayout.ld
@@ -28,14 +28,18 @@ SECTIONS
RAMSTAGE(0x00200000, 128K)
POSTRAM_CBFS_CACHE(0x01000000, 1M)
- SRAM_START(0x61000000)
- TTB(0x61000000, 16K)
- BOOTBLOCK(0x61004000, 16K)
- PRERAM_CBMEM_CONSOLE(0x61008000, 4K)
- VBOOT2_WORK(0x61009000, 12K)
- OVERLAP_VERSTAGE_ROMSTAGE(0x6100C000, 40K)
- PRERAM_CBFS_CACHE(0x61016000, 1K)
- CBFS_HEADER_OFFSET(0x61016800)
- STACK(0x61017800, 4K)
- SRAM_END(0x610040000)
+ SRAM_START(0x02000000)
+ REGION(reserved_for_system_status, 0x02000000, 4K, 4)
+ TTB(0x02004000, 16K) /* must be aligned to 16K */
+ REGION(reserved_for_maskrom, 0x02009400, 4K, 4)
+ BOOTBLOCK(0x0200A440, 18K)
+ PRERAM_CBMEM_CONSOLE(0x0200F000, 4K)
+ VBOOT2_WORK(0x02010000, 16K)
+ VERSTAGE(0x02014000, 48K)
+ ROMSTAGE(0x02020000, 48K)
+ PRERAM_CBFS_CACHE(0x0202C000, 1K)
+ CBFS_HEADER_OFFSET(0x0202C800)
+ STACK(0x0202D000, 12K)
+ REGION(reserved_for_secure_service_api, 0x0203F000, 4K, 4)
+ SRAM_END(0x02040000)
}
diff --git a/src/soc/broadcom/cygnus/verstage.c b/src/soc/broadcom/cygnus/verstage.c
new file mode 100644
index 0000000000..b5ec27ff73
--- /dev/null
+++ b/src/soc/broadcom/cygnus/verstage.c
@@ -0,0 +1,40 @@
+/*
+ * This file is part of the coreboot project.
+ *
+ * Copyright 2015 Google 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 <arch/cache.h>
+#include <arch/exception.h>
+#include <arch/hlt.h>
+#include <arch/stages.h>
+#include <console/console.h>
+#include <vendorcode/google/chromeos/chromeos.h>
+
+void main(void)
+{
+ void *entry;
+
+ console_init();
+ exception_init();
+
+ entry = vboot2_verify_firmware();
+
+ if (entry != (void *)-1)
+ stage_exit(entry);
+
+ hlt();
+}