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qxl: simplify qxl_rom_size 

Nowdays rom size is fixed at 8192 for live migration compat reasons.
So we can ditch the pointless math trying to calculate the size needed.
Also make the size sanity check fail at compile time not runtime.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
This commit is contained in:
Gerd Hoffmann 2013-09-11 13:08:49 +02:00
parent 9efc2d8d81
commit 60b3b2a55f
1 changed files with 1 additions and 3 deletions
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4
hw/display/qxl.c
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@ -313,9 +313,7 @@ static ram_addr_t qxl_rom_size(void)
sizeof(qxl_modes);
uint32_t rom_size = 8192; /* two pages */
required_rom_size = MAX(required_rom_size, TARGET_PAGE_SIZE);
required_rom_size = msb_mask(required_rom_size * 2 - 1);
assert(required_rom_size <= rom_size);
QEMU_BUILD_BUG_ON(required_rom_size > rom_size);
return rom_size;
}