diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/lib/selfboot.c | 26 |
1 files changed, 18 insertions, 8 deletions
diff --git a/src/lib/selfboot.c b/src/lib/selfboot.c index 2fdf8ce332..1ce7f94f5a 100644 --- a/src/lib/selfboot.c +++ b/src/lib/selfboot.c @@ -328,23 +328,20 @@ static int build_self_segment_list( return 1; } -static int load_self_segments( - struct segment *head, - struct prog *payload) +static int payload_targets_usable_ram(struct segment *head) { - struct segment *ptr; const unsigned long one_meg = (1UL << 20); - unsigned long bounce_high = lb_end; + struct segment *ptr; - for(ptr = head->next; ptr != head; ptr = ptr->next) { + for (ptr = head->next; ptr != head; ptr = ptr->next) { if (bootmem_region_targets_usable_ram(ptr->s_dstaddr, - ptr->s_memsz)) + ptr->s_memsz)) continue; if (ptr->s_dstaddr < one_meg && (ptr->s_dstaddr + ptr->s_memsz) <= one_meg) { printk(BIOS_DEBUG, - "Payload being loaded below 1MiB " + "Payload being loaded at below 1MiB " "without region being marked as RAM usable.\n"); continue; } @@ -357,6 +354,19 @@ static int load_self_segments( return 0; } + return 1; +} + +static int load_self_segments( + struct segment *head, + struct prog *payload) +{ + struct segment *ptr; + unsigned long bounce_high = lb_end; + + if (!payload_targets_usable_ram(head)) + return 0; + for(ptr = head->next; ptr != head; ptr = ptr->next) { /* * Add segments to bootmem memory map before a bounce buffer is |