diff options
| -rw-r--r-- | src/fw/csm.c | 14 |
1 files changed, 12 insertions, 2 deletions
diff --git a/src/fw/csm.c b/src/fw/csm.c index 03b4bb81..3fcc2529 100644 --- a/src/fw/csm.c +++ b/src/fw/csm.c @@ -258,11 +258,21 @@ handle_csm_0006(struct bregs *regs) u16 region = regs->bx; // (1 for F000 seg, 2 for E000 seg, 0 for either) void *chunk = NULL; + dprintf(3, "Legacy16GetTableAddress size %x align %x region %d\n", + size, align, region); + if (!region) region = 3; - dprintf(3, "Legacy16GetTableAddress size %x align %x region %d\n", - size, align, region); + // DX = Required address alignment. Bit mapped. + // First non-zero bit from the right is the alignment.*/ + if (align) { + align = 1 << __ffs(align); + if (align < MALLOC_MIN_ALIGN) + align = MALLOC_MIN_ALIGN; + } else { + align = MALLOC_MIN_ALIGN; + } if (region & 2) chunk = _malloc(&ZoneLow, size, align); |