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authorFurquan Shaikh <furquan@google.com>2014-06-25 15:19:13 -0700
committerMarc Jones <marc.jones@se-eng.com>2015-03-04 18:16:27 +0100
commitb68cb9e8ae63d734f5cea42d54eef11d726a5964 (patch)
treea4df873c04b8a2cb49d3d67be032ac1631eb7904 /src/soc/nvidia/tegra132
parentf0d150e0bad67a6ffd6fb175ed1591f944df106e (diff)
coreboot t132: Enable loading of romstage from CBFS media
Add proper Kconfig options and initialize cbfs media to enable loading of romstage BUG=None BRANCH=None TEST=Compiles successfully for rush and cbfs_load_stage returns entry pointer for romstage Original-Change-Id: If62edcdc0496d89d30003ffd7b827b77835910fd Original-Signed-off-by: Furquan Shaikh <furquan@google.com> Original-Reviewed-on: https://chromium-review.googlesource.com/205762 Original-Tested-by: Furquan Shaikh <furquan@chromium.org> Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org> Original-Reviewed-by: Tom Warren <twarren@nvidia.com> Original-Commit-Queue: Aaron Durbin <adurbin@chromium.org> (cherry picked from commit c89c05bc86fd6c1e49fbed5e0730659b64bffc6c) Signed-off-by: Marc Jones <marc.jones@se-eng.com> Change-Id: I68c10171424c85605b5065a19634d3c5dd639b78 Reviewed-on: http://review.coreboot.org/8572 Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net> Tested-by: build bot (Jenkins) Reviewed-by: Aaron Durbin <adurbin@google.com>
Diffstat (limited to 'src/soc/nvidia/tegra132')
-rw-r--r--src/soc/nvidia/tegra132/Kconfig8
-rw-r--r--src/soc/nvidia/tegra132/bootblock.c14
-rw-r--r--src/soc/nvidia/tegra132/cbfs.c6
3 files changed, 26 insertions, 2 deletions
diff --git a/src/soc/nvidia/tegra132/Kconfig b/src/soc/nvidia/tegra132/Kconfig
index 23f7c6e7f2..4dc71fe2c5 100644
--- a/src/soc/nvidia/tegra132/Kconfig
+++ b/src/soc/nvidia/tegra132/Kconfig
@@ -54,4 +54,12 @@ config STACK_BOTTOM
hex
default 0x4001c000
+config CBFS_CACHE_ADDRESS
+ hex "memory address to put CBFS cache data"
+ default 0x40006000
+
+config CBFS_CACHE_SIZE
+ hex "size of CBFS cache data"
+ default 0x00016000
+
endif
diff --git a/src/soc/nvidia/tegra132/bootblock.c b/src/soc/nvidia/tegra132/bootblock.c
index 46b7b3ab56..62e5228829 100644
--- a/src/soc/nvidia/tegra132/bootblock.c
+++ b/src/soc/nvidia/tegra132/bootblock.c
@@ -24,12 +24,15 @@
#include <console/console.h>
#include <soc/clock.h>
#include <soc/nvidia/tegra/apbmisc.h>
+#include <arch/stages.h>
#include "pinmux.h"
#include "power.h"
void main(void)
{
+ void *entry;
+
// enable pinmux clamp inputs
clamp_tristate_inputs();
@@ -65,5 +68,14 @@ void main(void)
printk(BIOS_INFO, "T132 bootblock: Mainboard bootblock init done\n");
- while(1);
+ entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA, "fallback/romstage");
+
+ if (entry) {
+ printk(BIOS_INFO, "T132 bootblock: jumping to romstage\n");
+ stage_exit(entry);
+ } else {
+ printk(BIOS_INFO, "T132 bootblock: fallback/romstage not found\n");
+ }
+
+ hlt();
}
diff --git a/src/soc/nvidia/tegra132/cbfs.c b/src/soc/nvidia/tegra132/cbfs.c
index ac4a5570e6..7b75f7c8c1 100644
--- a/src/soc/nvidia/tegra132/cbfs.c
+++ b/src/soc/nvidia/tegra132/cbfs.c
@@ -20,7 +20,11 @@
#include <cbfs.h> /* This driver serves as a CBFS media source. */
+#include "spi.h"
+
int init_default_cbfs_media(struct cbfs_media *media)
{
- return 0;
+ return initialize_tegra_spi_cbfs_media(media,
+ (void*)CONFIG_CBFS_CACHE_ADDRESS,
+ CONFIG_CBFS_CACHE_SIZE);
}