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Fail if mapping exceeding the bus size

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Radosław Kujawa 2018-06-13 10:29:26 +02:00
parent f0471947fc
commit 060f84e07d
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1 changed files with 7 additions and 1 deletions
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8
src/bus.c
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@ -27,10 +27,16 @@ bus_device_add(bus_t *b, device_t *d, uint16_t addr)
{
device_mapping_t *dm;
if ((addr + d->size) > RK65C02_BUS_SIZE) {
rk65c02_log(LOG_ERROR,
"Bus mapping for %s at %x, size %x exceeding bus size.",
d->name, addr, d->size);
return;
}
dm = (device_mapping_t *) GC_MALLOC(sizeof(device_mapping_t));
dm->dev = d;
/* TODO: check if addr + size is not bigger than RK65C02_BUS_SIZE */
dm->addr = addr;
LL_APPEND((b->dm_head), dm);