get roms more room. (Glauber Costa)

[qemu] / loader.c

diff --git a/loader.c b/loader.c
index 71b9ba7..5232ee1 100644 (file)
--- a/loader.c
+++ b/loader.c
@@ -90,11 +90,12 @@ int fread_targphys(target_phys_addr_t dst_addr, size_t nbytes, FILE *f)
     while (nbytes) {
        want = nbytes > sizeof(buf) ? sizeof(buf) : nbytes;
        did = fread(buf, 1, want, f);
-       if (did != want) break;
 
        cpu_physical_memory_write_rom(dst_addr, buf, did);
        dst_addr += did;
        nbytes -= did;
+       if (did != want)
+           break;
     }
     return dst_addr - dst_begin;
 }
@@ -198,7 +199,6 @@ static void bswap_ahdr(struct exec *e)
     (N_MAGIC(x) == ZMAGIC ? _N_HDROFF((x)) + sizeof (struct exec) :    \
      (N_MAGIC(x) == QMAGIC ? 0 : sizeof (struct exec)))
 #define N_TXTADDR(x) (N_MAGIC(x) == QMAGIC ? TARGET_PAGE_SIZE : 0)
-#define N_DATOFF(x) (N_TXTOFF(x) + (x).a_text)
 #define _N_SEGMENT_ROUND(x) (((x) + TARGET_PAGE_SIZE - 1) & ~(TARGET_PAGE_SIZE - 1))
 
 #define _N_TXTENDADDR(x) (N_TXTADDR(x)+(x).a_text)