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https://github.com/smaeul/u-boot.git
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2a38e71265
Add the FAT environment driver to the priority list. When testing the UEFI sub-system the EFI system partition is formatted with FAT so it is reasonable to store the environment there. Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de> Reviewed-by: Simon Glass <sjg@chromium.org>
101 lines
1.9 KiB
C
101 lines
1.9 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (c) 2011 The Chromium OS Authors.
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*/
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#include <common.h>
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#include <cpu_func.h>
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#include <cros_ec.h>
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#include <dm.h>
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#include <env_internal.h>
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#include <init.h>
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#include <led.h>
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#include <os.h>
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#include <asm/global_data.h>
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#include <asm/test.h>
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#include <asm/u-boot-sandbox.h>
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/*
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* Pointer to initial global data area
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*
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* Here we initialize it.
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*/
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gd_t *gd;
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#if !CONFIG_IS_ENABLED(OF_PLATDATA)
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/* Add a simple GPIO device */
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U_BOOT_DRVINFO(gpio_sandbox) = {
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.name = "sandbox_gpio",
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};
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#endif
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#ifndef CONFIG_TIMER
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/* system timer offset in ms */
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static unsigned long sandbox_timer_offset;
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void timer_test_add_offset(unsigned long offset)
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{
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sandbox_timer_offset += offset;
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}
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unsigned long timer_read_counter(void)
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{
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return os_get_nsec() / 1000 + sandbox_timer_offset * 1000;
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}
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#endif
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/* specific order for sandbox: nowhere is the first value, used by default */
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static enum env_location env_locations[] = {
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ENVL_NOWHERE,
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ENVL_EXT4,
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ENVL_FAT,
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};
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enum env_location env_get_location(enum env_operation op, int prio)
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{
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if (prio >= ARRAY_SIZE(env_locations))
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return ENVL_UNKNOWN;
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return env_locations[prio];
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}
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int dram_init(void)
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{
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gd->ram_size = CONFIG_SYS_SDRAM_SIZE;
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return 0;
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}
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int board_init(void)
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{
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if (IS_ENABLED(CONFIG_LED))
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led_default_state();
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return 0;
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}
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int ft_board_setup(void *fdt, struct bd_info *bd)
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{
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/* Create an arbitrary reservation to allow testing OF_BOARD_SETUP.*/
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return fdt_add_mem_rsv(fdt, 0x00d02000, 0x4000);
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}
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#ifdef CONFIG_BOARD_LATE_INIT
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int board_late_init(void)
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{
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struct udevice *dev;
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int ret;
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ret = uclass_first_device_err(UCLASS_CROS_EC, &dev);
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if (ret && ret != -ENODEV) {
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/* Force console on */
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gd->flags &= ~GD_FLG_SILENT;
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printf("cros-ec communications failure %d\n", ret);
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puts("\nPlease reset with Power+Refresh\n\n");
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panic("Cannot init cros-ec device");
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return -1;
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}
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return 0;
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}
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#endif
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