soc/imgtec/pistachio: Implement hard_reset()

Verified boot needs hard_reset() now, so offer a dummy implementation
for the Imagination chip. Sorry, I don't have the specs for this chip
anymore to make a real implementation, but I would like to keep this
code from bit rotting.

Change-Id: I15aa47f7d248b99901a2ac0e65a46b43d7718717
Signed-off-by: Stefan Reinauer <stefan.reinauer@coreboot.org>
Reviewed-on: https://review.coreboot.org/12723
Tested-by: build bot (Jenkins)
Reviewed-by: Vadim Bendebury <vbendeb@chromium.org>
This commit is contained in:
Stefan Reinauer 2015-12-14 17:31:44 -08:00 committed by Martin Roth
parent 74babffccb
commit 3bdd45e714
3 changed files with 27 additions and 0 deletions

View File

@ -21,6 +21,7 @@ config CPU_IMGTEC_PISTACHIO
select HAVE_UART_SPECIAL
select SPI_ATOMIC_SEQUENCING
select GENERIC_GPIO_LIB
select HAVE_HARD_RESET
bool
if CPU_IMGTEC_PISTACHIO

View File

@ -33,6 +33,7 @@ bootblock-y += monotonic_timer.c
ramstage-y += cbmem.c
ramstage-y += monotonic_timer.c
ramstage-y += soc.c
ramstage-y += reset.c
romstage-y += cbmem.c
romstage-y += ddr2_init.c

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@ -0,0 +1,25 @@
/*
* This file is part of the coreboot project.
*
* Copyright 2014 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.
*/
#include <console/console.h>
#include <reset.h>
void hard_reset(void)
{
printk(BIOS_EMERG, "reset failed!\n");
/* TBD */
for (;;)
;
}