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03de305ec4
As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com>
57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
// SPDX-License-Identifier: GPL-2.0+
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/*
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* Copyright (C) 2022 Sean Anderson <sean.anderson@seco.com>
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*/
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#include <image.h>
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#include <log.h>
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#include <semihosting.h>
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#include <spl.h>
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#include <spl_load.h>
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static ulong smh_fit_read(struct spl_load_info *load, ulong file_offset,
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ulong size, void *buf)
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{
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long fd = *(long *)load->priv;
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ulong ret;
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if (smh_seek(fd, file_offset))
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return 0;
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ret = smh_read(fd, buf, size);
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return ret < 0 ? 0 : ret;
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}
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static int spl_smh_load_image(struct spl_image_info *spl_image,
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struct spl_boot_device *bootdev)
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{
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const char *filename = CONFIG_SPL_FS_LOAD_PAYLOAD_NAME;
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int ret;
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long fd, len;
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struct spl_load_info load;
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fd = smh_open(filename, MODE_READ | MODE_BINARY);
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if (fd < 0) {
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log_debug("could not open %s: %ld\n", filename, fd);
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return fd;
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}
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ret = smh_flen(fd);
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if (ret < 0) {
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log_debug("could not get length of image: %d\n", ret);
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goto out;
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}
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len = ret;
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load.read = smh_fit_read;
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spl_set_bl_len(&load, 1);
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load.priv = &fd;
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ret = spl_load(spl_image, bootdev, &load, len, 0);
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if (ret)
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log_debug("could not read %s: %d\n", filename, ret);
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out:
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smh_close(fd);
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return ret;
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}
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SPL_LOAD_IMAGE_METHOD("SEMIHOSTING", 0, BOOT_DEVICE_SMH, spl_smh_load_image);
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