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authorH. Peter Anvin <hpa@linux.intel.com>2014-02-26 14:12:00 -0800
committerH. Peter Anvin <hpa@linux.intel.com>2014-02-26 14:12:00 -0800
commitef74f1b6ead6ee8ab30bf2585a1e5ab3ea329a2c (patch)
treee5a525bf346a115c0e0eeff7eee907fed20878ef /core
parent3d70641c998fa051df83b55e51f55ba4ae16ddd6 (diff)
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syslinux-ef74f1b6ead6ee8ab30bf2585a1e5ab3ea329a2c.tar.xz
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bios: Fix lowmem check
The lowmem check was backwards and would report error when there wasn't any. This was missed because the Ctrl key check was *also* backwards and so the check would only be done when Ctrl was held down. Signed-off-by: H. Peter Anvin <hpa@linux.intel.com>
Diffstat (limited to 'core')
-rw-r--r--core/init.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/core/init.c b/core/init.c
index f286622f..41e5fea1 100644
--- a/core/init.c
+++ b/core/init.c
@@ -21,7 +21,7 @@ static inline void check_escapes(void)
KbdFlags = oreg.eax.b[0];
/* Ctrl->skip 386 check */
- if (oreg.eax.b[0] & 0x04) {
+ if (!(oreg.eax.b[0] & 0x04)) {
/*
* Now check that there is sufficient low (DOS) memory
*
@@ -35,7 +35,7 @@ static inline void check_escapes(void)
mem = ((uint32_t)__lowmem_heap) + min_lowmem_heap + 1023;
mem = mem >> 10;
- if (mem < oreg.eax.w[0]) {
+ if (oreg.eax.w[0] < mem) {
char buf[256];
snprintf(buf, sizeof(buf),