upstream u-boot with additional patches for our devices/boards:
https://lists.denx.de/pipermail/u-boot/2017-March/282789.html (AXP crashes) ;
Gbit ethernet patch for some LIME2 revisions ;
with SPI flash support
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116 lines
2.1 KiB
116 lines
2.1 KiB
/*
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* Copyright (c) 2012, Google Inc.
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*
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* SPDX-License-Identifier: GPL-2.0+
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*/
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#include <common.h>
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#include <fs.h>
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#include <os.h>
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int sandbox_fs_set_blk_dev(block_dev_desc_t *rbdd, disk_partition_t *info)
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{
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return 0;
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}
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long sandbox_fs_read_at(const char *filename, unsigned long pos,
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void *buffer, unsigned long maxsize)
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{
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ssize_t size;
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int fd, ret;
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fd = os_open(filename, OS_O_RDONLY);
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if (fd < 0)
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return fd;
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ret = os_lseek(fd, pos, OS_SEEK_SET);
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if (ret == -1) {
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os_close(fd);
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return ret;
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}
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if (!maxsize)
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maxsize = os_get_filesize(filename);
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size = os_read(fd, buffer, maxsize);
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os_close(fd);
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return size;
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}
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long sandbox_fs_write_at(const char *filename, unsigned long pos,
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void *buffer, unsigned long towrite)
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{
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ssize_t size;
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int fd, ret;
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fd = os_open(filename, OS_O_RDWR | OS_O_CREAT);
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if (fd < 0)
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return fd;
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ret = os_lseek(fd, pos, OS_SEEK_SET);
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if (ret == -1) {
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os_close(fd);
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return ret;
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}
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size = os_write(fd, buffer, towrite);
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os_close(fd);
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return size;
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}
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int sandbox_fs_ls(const char *dirname)
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{
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struct os_dirent_node *head, *node;
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int ret;
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ret = os_dirent_ls(dirname, &head);
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if (ret)
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return ret;
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for (node = head; node; node = node->next) {
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printf("%s %10lu %s\n", os_dirent_get_typename(node->type),
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node->size, node->name);
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}
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return 0;
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}
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int sandbox_fs_exists(const char *filename)
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{
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ssize_t sz;
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sz = os_get_filesize(filename);
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return sz >= 0;
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}
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int sandbox_fs_size(const char *filename)
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{
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return os_get_filesize(filename);
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}
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void sandbox_fs_close(void)
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{
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}
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int fs_read_sandbox(const char *filename, void *buf, int offset, int len)
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{
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int len_read;
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len_read = sandbox_fs_read_at(filename, offset, buf, len);
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if (len_read == -1) {
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printf("** Unable to read file %s **\n", filename);
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return -1;
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}
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return len_read;
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}
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int fs_write_sandbox(const char *filename, void *buf, int offset, int len)
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{
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int len_written;
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len_written = sandbox_fs_write_at(filename, offset, buf, len);
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if (len_written == -1) {
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printf("** Unable to write file %s **\n", filename);
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return -1;
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}
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return len_written;
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}
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