9571da723b
Now that ARM's announce_and_cleanup() function includes the same steps as bootm_final(), just use the latter. Move over part of a comment which seems useful. Signed-off-by: Simon Glass <sjg@chromium.org>
48 lines
1.1 KiB
C
48 lines
1.1 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Cleanup before handing off to the OS
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*
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* Copyright 2025 Simon Glass <sjg@chromium.org>
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*/
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#include <bootm.h>
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#include <bootstage.h>
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#include <usb.h>
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#include <dm/root.h>
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__weak void board_quiesce_devices(void)
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{
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}
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void bootm_final(enum bootm_final_t flags)
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{
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printf("\nStarting kernel ...%s\n\n", flags & BOOTM_FINAL_FAKE ?
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"(fake run for tracing)" : "");
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bootstage_mark_name(BOOTSTAGE_ID_BOOTM_HANDOFF, "start_kernel");
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if (IS_ENABLED(CONFIG_BOOTSTAGE_FDT) && IS_ENABLED(CONFIG_CMD_FDT))
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bootstage_fdt_add_report();
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if (IS_ENABLED(CONFIG_BOOTSTAGE_REPORT))
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bootstage_report();
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board_quiesce_devices();
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if (IS_ENABLED(CONFIG_USB_DEVICE))
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udc_disconnect();
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/*
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* Call remove function of all devices with a removal flag set.
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* This may be useful for last-stage operations, like cancelling
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* of DMA operation or releasing device internal buffers.
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* dm_remove_devices_active() ensures that vital devices are removed in
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* a second round.
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*/
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dm_remove_devices_active();
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bootm_disable_interrupts();
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if (!(flags & BOOTM_FINAL_NO_CLEANUP))
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cleanup_before_linux();
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}
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