mirror of
https://github.com/AsahiLinux/u-boot
synced 2024-11-17 10:18:38 +00:00
fc7220f0c4
Current code assumes that the vector base address is always at 0x0. However, this value is configurable for MicroBlaze using the CONFIG_XILINX_MICROBLAZE0_VECTOR_BASE_ADDR Kconfig option. Update the reset routines to branch to this location instead. Signed-off-by: Ovidiu Panait <ovidiu.panait@windriver.com> Link: https://lore.kernel.org/r/20211130163358.2531677-10-ovidiu.panait@windriver.com Signed-off-by: Michal Simek <michal.simek@xilinx.com>
63 lines
1.3 KiB
C
63 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
|
|
/*
|
|
* (C) Copyright 2013 - 2014 Xilinx, Inc
|
|
*
|
|
* Michal Simek <michal.simek@xilinx.com>
|
|
*/
|
|
|
|
#include <common.h>
|
|
#include <command.h>
|
|
#include <image.h>
|
|
#include <log.h>
|
|
#include <spl.h>
|
|
#include <asm/io.h>
|
|
#include <asm/u-boot.h>
|
|
#include <linux/stringify.h>
|
|
|
|
bool boot_linux;
|
|
|
|
void board_boot_order(u32 *spl_boot_list)
|
|
{
|
|
spl_boot_list[0] = BOOT_DEVICE_NOR;
|
|
spl_boot_list[1] = BOOT_DEVICE_RAM;
|
|
spl_boot_list[2] = BOOT_DEVICE_SPI;
|
|
}
|
|
|
|
/* Board initialization after bss clearance */
|
|
void spl_board_init(void)
|
|
{
|
|
/* enable console uart printing */
|
|
preloader_console_init();
|
|
}
|
|
|
|
#ifdef CONFIG_SPL_OS_BOOT
|
|
void __noreturn jump_to_image_linux(struct spl_image_info *spl_image)
|
|
{
|
|
debug("Entering kernel arg pointer: 0x%p\n", spl_image->arg);
|
|
typedef void (*image_entry_arg_t)(char *, ulong, ulong)
|
|
__attribute__ ((noreturn));
|
|
image_entry_arg_t image_entry =
|
|
(image_entry_arg_t)spl_image->entry_point;
|
|
|
|
image_entry(NULL, 0, (ulong)spl_image->arg);
|
|
}
|
|
#endif /* CONFIG_SPL_OS_BOOT */
|
|
|
|
int spl_start_uboot(void)
|
|
{
|
|
#ifdef CONFIG_SPL_OS_BOOT
|
|
if (boot_linux)
|
|
return 0;
|
|
#endif
|
|
|
|
return 1;
|
|
}
|
|
|
|
int do_reset(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
|
|
{
|
|
__asm__ __volatile__ (
|
|
"mts rmsr, r0;" \
|
|
"brai " __stringify(CONFIG_XILINX_MICROBLAZE0_VECTOR_BASE_ADDR));
|
|
|
|
return 0;
|
|
}
|