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| author | Cédric Le Goater <clg@kaod.org> | 2017-02-10 17:40:30 +0000 |
|---|---|---|
| committer | Peter Maydell <peter.maydell@linaro.org> | 2017-02-10 17:40:30 +0000 |
| commit | b4cc583f0285a2e1e78621dfba142f00ca47414a (patch) | |
| tree | 298e783ef635a9514a758659586c3dbd773c792b /hw/ssi | |
| parent | 1a6d4fc27d75839b6a0325ef258560fded6ec7d9 (diff) | |
| download | qemu-b4cc583f0285a2e1e78621dfba142f00ca47414a.zip qemu-b4cc583f0285a2e1e78621dfba142f00ca47414a.tar.gz qemu-b4cc583f0285a2e1e78621dfba142f00ca47414a.tar.bz2 | |
aspeed/smc: use a modulo to check segment limits
The size of a segment is not necessarily a power of 2.
Signed-off-by: Cédric Le Goater <clg@kaod.org>
Reviewed-by: Philippe Mathieu-Daudé <f4bug@amsat.org>
Message-id: 1486648058-520-5-git-send-email-clg@kaod.org
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
Diffstat (limited to 'hw/ssi')
| -rw-r--r-- | hw/ssi/aspeed_smc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/ssi/aspeed_smc.c b/hw/ssi/aspeed_smc.c index 7017707..cb51573 100644 --- a/hw/ssi/aspeed_smc.c +++ b/hw/ssi/aspeed_smc.c @@ -475,15 +475,15 @@ static uint32_t aspeed_smc_check_segment_addr(const AspeedSMCFlash *fl, AspeedSegments seg; aspeed_smc_reg_to_segment(s->regs[R_SEG_ADDR0 + fl->id], &seg); - if ((addr & (seg.size - 1)) != addr) { + if ((addr % seg.size) != addr) { qemu_log_mask(LOG_GUEST_ERROR, "%s: invalid address 0x%08x for CS%d segment : " "[ 0x%"HWADDR_PRIx" - 0x%"HWADDR_PRIx" ]\n", s->ctrl->name, addr, fl->id, seg.addr, seg.addr + seg.size); + addr %= seg.size; } - addr &= seg.size - 1; return addr; } |