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authorAaron Durbin <adurbin@chromium.org>2015-03-20 16:47:21 -0500
committerAaron Durbin <adurbin@google.com>2015-04-03 14:54:00 +0200
commit604fe254c9c94179f36b6a801666c9dcaaf0c2aa (patch)
tree82c02a3875e12345271201a67ff0799834c1b215 /src/soc/nvidia/tegra132
parent825a5a85b17439985610c5b2769caba6b348700a (diff)
tegra132: implement platform_prog_run()
The tegra132 SoC is currently booting up on the AVP cpu which bootstraps the rest of the SoC. Upon exiting romstage it runs ramstage from its faster armv8 core. Instead of hard coding the stage loading operations use run_ramstage(). Change-Id: Ib9b3eecf376ae022f910295920a085bde6e17f9f Signed-off-by: Aaron Durbin <adurbin@chromium.org> Reviewed-on: http://review.coreboot.org/8848 Tested-by: build bot (Jenkins) Reviewed-by: Marc Jones <marc.jones@se-eng.com>
Diffstat (limited to 'src/soc/nvidia/tegra132')
-rw-r--r--src/soc/nvidia/tegra132/romstage.c37
1 files changed, 7 insertions, 30 deletions
diff --git a/src/soc/nvidia/tegra132/romstage.c b/src/soc/nvidia/tegra132/romstage.c
index 9051a81e6f..94fd845e65 100644
--- a/src/soc/nvidia/tegra132/romstage.c
+++ b/src/soc/nvidia/tegra132/romstage.c
@@ -24,6 +24,7 @@
#include <console/console.h>
#include <timer.h>
#include <arch/exception.h>
+#include <program_loading.h>
#include <soc/addressmap.h>
#include <soc/sdram_configs.h>
@@ -38,30 +39,8 @@ void __attribute__((weak)) romstage_mainboard_init(void)
/* Default empty implementation. */
}
-static void *load_ramstage(void)
-{
- void *entry;
- struct stopwatch sw;
-
- stopwatch_init(&sw);
- /*
- * This platform does not need to cache a loaded ramstage nor do we
- * go down this path on resume. Therefore, no romstage_handoff is
- * required.
- */
- entry = cbfs_load_stage(CBFS_DEFAULT_MEDIA,
- CONFIG_CBFS_PREFIX "/ramstage");
-
- printk(BIOS_DEBUG, "Ramstage load time: %ld usecs.\n",
- stopwatch_duration_usecs(&sw));
-
- return entry;
-}
-
void romstage(void)
{
- void *entry;
-
console_init();
exception_init();
@@ -99,16 +78,14 @@ void romstage(void)
romstage_mainboard_init();
- entry = load_ramstage();
-
- if (entry == NULL) {
- printk(BIOS_INFO, "T132 romstage: error loading ramstage\n");
- clock_halt_avp();
- }
-
cbmemc_reinit();
- ccplex_cpu_start(entry);
+ run_ramstage();
+}
+
+void platform_prog_run(struct prog *prog)
+{
+ ccplex_cpu_start(prog_entry(prog));
clock_halt_avp();
}