diff options
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/selfboot.c | 113 |
1 files changed, 56 insertions, 57 deletions
diff --git a/src/lib/selfboot.c b/src/lib/selfboot.c index c5ad525688..a08dcaba8e 100644 --- a/src/lib/selfboot.c +++ b/src/lib/selfboot.c @@ -53,67 +53,66 @@ static int load_one_segment(uint8_t *dest, uint32_t compression, int flags) { - unsigned char *middle, *end; - printk(BIOS_DEBUG, "Loading Segment: addr: %p memsz: 0x%016zx filesz: 0x%016zx\n", - dest, memsz, len); - - /* Compute the boundaries of the segment */ - end = dest + memsz; - - /* Copy data from the initial buffer */ - switch (compression) { - case CBFS_COMPRESS_LZMA: { - printk(BIOS_DEBUG, "using LZMA\n"); - timestamp_add_now(TS_START_ULZMA); - len = ulzman(src, len, dest, memsz); - timestamp_add_now(TS_END_ULZMA); - if (!len) /* Decompression Error. */ - return 0; - break; - } - case CBFS_COMPRESS_LZ4: { - printk(BIOS_DEBUG, "using LZ4\n"); - timestamp_add_now(TS_START_ULZ4F); - len = ulz4fn(src, len, dest, memsz); - timestamp_add_now(TS_END_ULZ4F); - if (!len) /* Decompression Error. */ - return 0; - break; - } - case CBFS_COMPRESS_NONE: { - printk(BIOS_DEBUG, "it's not compressed!\n"); - memcpy(dest, src, len); - break; - } - default: - printk(BIOS_INFO, "CBFS: Unknown compression type %d\n", compression); + unsigned char *middle, *end; + printk(BIOS_DEBUG, "Loading Segment: addr: %p memsz: 0x%016zx filesz: 0x%016zx\n", + dest, memsz, len); + + /* Compute the boundaries of the segment */ + end = dest + memsz; + + /* Copy data from the initial buffer */ + switch (compression) { + case CBFS_COMPRESS_LZMA: { + printk(BIOS_DEBUG, "using LZMA\n"); + timestamp_add_now(TS_START_ULZMA); + len = ulzman(src, len, dest, memsz); + timestamp_add_now(TS_END_ULZMA); + if (!len) /* Decompression Error. */ return 0; - } - /* Calculate middle after any changes to len. */ - middle = dest + len; - printk(BIOS_SPEW, "[ 0x%08lx, %08lx, 0x%08lx) <- %08lx\n", - (unsigned long)dest, + break; + } + case CBFS_COMPRESS_LZ4: { + printk(BIOS_DEBUG, "using LZ4\n"); + timestamp_add_now(TS_START_ULZ4F); + len = ulz4fn(src, len, dest, memsz); + timestamp_add_now(TS_END_ULZ4F); + if (!len) /* Decompression Error. */ + return 0; + break; + } + case CBFS_COMPRESS_NONE: { + printk(BIOS_DEBUG, "it's not compressed!\n"); + memcpy(dest, src, len); + break; + } + default: + printk(BIOS_INFO, "CBFS: Unknown compression type %d\n", compression); + return 0; + } + /* Calculate middle after any changes to len. */ + middle = dest + len; + printk(BIOS_SPEW, "[ 0x%08lx, %08lx, 0x%08lx) <- %08lx\n", + (unsigned long)dest, + (unsigned long)middle, + (unsigned long)end, + (unsigned long)src); + + /* Zero the extra bytes between middle & end */ + if (middle < end) { + printk(BIOS_DEBUG, + "Clearing Segment: addr: 0x%016lx memsz: 0x%016lx\n", (unsigned long)middle, - (unsigned long)end, - (unsigned long)src); + (unsigned long)(end - middle)); - /* Zero the extra bytes between middle & end */ - if (middle < end) { - printk(BIOS_DEBUG, - "Clearing Segment: addr: 0x%016lx memsz: 0x%016lx\n", - (unsigned long)middle, - (unsigned long)(end - middle)); - - /* Zero the extra bytes */ - memset(middle, 0, end - middle); - } - - /* - * Each architecture can perform additional operations - * on the loaded segment - */ - prog_segment_loaded((uintptr_t)dest, memsz, flags); + /* Zero the extra bytes */ + memset(middle, 0, end - middle); + } + /* + * Each architecture can perform additional operations + * on the loaded segment + */ + prog_segment_loaded((uintptr_t)dest, memsz, flags); return 1; } |