diff options
Diffstat (limited to 'target/i386/hax-mem.c')
-rw-r--r-- | target/i386/hax-mem.c | 19 |
1 files changed, 17 insertions, 2 deletions
diff --git a/target/i386/hax-mem.c b/target/i386/hax-mem.c index 2884040021..af090343f3 100644 --- a/target/i386/hax-mem.c +++ b/target/i386/hax-mem.c @@ -106,10 +106,10 @@ static void hax_update_mapping(uint64_t start_pa, uint32_t size, uint64_t host_va, uint8_t flags) { uint64_t end_pa = start_pa + size; - uint32_t chunk_sz; HAXMapping *entry, *next; QTAILQ_FOREACH_SAFE(entry, &mappings, entry, next) { + uint32_t chunk_sz; if (start_pa >= entry->start_pa + entry->size) { continue; } @@ -121,7 +121,16 @@ static void hax_update_mapping(uint64_t start_pa, uint32_t size, start_pa += chunk_sz; host_va += chunk_sz; size -= chunk_sz; + } else if (start_pa > entry->start_pa) { + /* split the existing chunk at start_pa */ + chunk_sz = start_pa - entry->start_pa; + hax_insert_mapping_before(entry, entry->start_pa, chunk_sz, + entry->host_va, entry->flags); + entry->start_pa += chunk_sz; + entry->host_va += chunk_sz; + entry->size -= chunk_sz; } + /* now start_pa == entry->start_pa */ chunk_sz = MIN(size, entry->size); if (chunk_sz) { bool nop = hax_mapping_is_opposite(entry, host_va, flags); @@ -165,8 +174,14 @@ static void hax_process_section(MemoryRegionSection *section, uint8_t flags) unsigned int delta; uint64_t host_va; - /* We only care about RAM pages */ + /* We only care about RAM and ROM regions */ if (!memory_region_is_ram(mr)) { + if (memory_region_is_romd(mr)) { + /* HAXM kernel module does not support ROMD yet */ + fprintf(stderr, "%s: Warning: Ignoring ROMD region 0x%016" PRIx64 + "->0x%016" PRIx64 "\n", __func__, start_pa, + start_pa + size); + } return; } |