Deaicup/Deshab-OS
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This commit is contained in:
xyou
2026-07-28 12:00:02 +08:00
parent efa626ed17
commit 17a577f2ed
51 changed files with 8446 additions and 787 deletions
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CODE/dsk/main.c
+2 -2
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@@ -66,7 +66,7 @@ static block_write_fn g_block_write;
static u64 g_tsc_per_ms = 0;
static u8 g_disk[131072];
static u8 g_cluster[4096];
static u8 g_fdata[262144];
static u8 g_fdata[1048576];
static int fat32_read_sectors(u32 lba, u32 count, u8 *out) { return g_block_read ? g_block_read(0,lba,count,out) : -1; }
static int fat32_write_sectors(u32 lba, u32 count, const u8 *buf) { return g_block_write ? g_block_write(0,lba,count,buf) : -1; }
@@ -529,7 +529,7 @@ static int dsk_load_elf(u8 *data, u32 size, void **entry_out) {
if (!lc || min_vaddr == ~0ULL) return -4;
u64 isize = max_vaddr - min_vaddr;
isize = (isize + 0xFFF) & ~0xFFFULL;
/* 加载缓冲:需容纳 shell.elf(~536KB,含 FAT32 读写缓冲 BSS)。1MB 留余量。 */
/* 加载缓冲:需容纳 shell.elf(~862KB memsz,含 FAT32 读写缓冲 BSS)。1MB 留余量。 */
static u8 ibuf[1048576];
u8 *image = ibuf;
if (isize > 1048576) return -5; /* 镜像过大，防止越界 */