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Read a little bit of the data from the file

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Byron Lathi
2023-12-05 08:15:24 -08:00
parent 946234381d
commit 13738fc0d8
2 changed files with 21 additions and 4 deletions
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6
sw/kernel/filesystems/fat32_c.c
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@@ -36,8 +36,6 @@ int8_t fat32_get_cluster_by_name(char* name, struct fat32_directory_entry* dentr
} }
cprintf("Found file!\n"); cprintf("Found file!\n");
memcpy(dentry, local_entry, 32);
cprintf("attr1: %x\n", local_entry->attr1); return 0;
cprintf("cluster: %x %x\n", local_entry->cluster_high, local_entry->cluster_low);
cprintf("File Size: %lx\n", local_entry->file_size);
} }

19
sw/test_code/fs_test/main.c
View File

@@ -1,11 +1,30 @@
#include <stdio.h> #include <stdio.h>
#include <filesystems/fat32.h> #include <filesystems/fat32.h>
#include <conio.h>
void fat32_init(void); void fat32_init(void);
int main(void) { int main(void) {
struct fat32_directory_entry dentry; struct fat32_directory_entry dentry;
int i;
uint32_t offset = 0;
uint32_t cluster;
fat32_init(); fat32_init();
/* This is what is going to be part of open */
fat32_get_cluster_by_name("TEST TXT", &dentry); fat32_get_cluster_by_name("TEST TXT", &dentry);
cprintf("attr1: %x\n", dentry.attr1);
cprintf("cluster: %x%x\n", dentry.cluster_high, dentry.cluster_low);
cprintf("File Size: %lx\n", dentry.file_size);
/* This will become part of read */
cluster = (dentry.cluster_high << 16) | dentry.cluster_low;
fat32_read_cluster(cluster + offset/512, sd_buf);
for (i = 0; i < dentry.file_size; i++) {
cprintf("%c", sd_buf[i]);
}
return 0; return 0;
} }