d9152ea75e
This provides a basic prototype for boot control. Some documentation is in boot/bootctl/README.rst
67 lines
1.3 KiB
C
67 lines
1.3 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Implementation of the logic to perform a boot
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*
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* Copyright 2025 Canonical Ltd
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* Written by Simon Glass <simon.glass@canonical.com>
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*/
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#define LOG_CATEGORY UCLASS_BOOTCTL
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#include <bootctl.h>
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#include <dm.h>
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#include <hang.h>
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#include <log.h>
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#include <version.h>
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#include <bootctl/logic.h>
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#include <bootctl/oslist.h>
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#include <bootctl/state.h>
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#include <bootctl/ui.h>
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#include <bootctl/util.h>
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#include <dm/device-internal.h>
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int bootctl_get_dev(enum uclass_id type, struct udevice **devp)
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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(type, &dev);
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if (ret)
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return log_msg_ret("bfd", ret);
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*devp = dev;
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return 0;
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}
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int bootctl_run(void)
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{
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struct udevice *logic;
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int ret;
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printf("Boot Control (using U-Boot v%d.%02d)\n", U_BOOT_VERSION_NUM,
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U_BOOT_VERSION_NUM_PATCH);
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/* figure out the bootctl to use */
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ret = bootctl_get_dev(UCLASS_BOOTCTL, &logic);
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if (ret)
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return log_msg_ret("bgl", ret);
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ret = bc_logic_prepare(logic);
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if (ret)
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return log_msg_ret("bcl", ret);
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ret = bc_logic_start(logic);
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if (ret)
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return log_msg_ret("bcL", ret);
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do {
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ret = bc_logic_poll(logic);
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if (ret) {
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printf("logic err %dE\n", ret);
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hang();
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}
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} while (ret != -ESHUTDOWN);
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return 0;
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}
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