diff options
Diffstat (limited to 'src/shared/mips_mem_ram.cpp')
| -rw-r--r-- | src/shared/mips_mem_ram.cpp | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/shared/mips_mem_ram.cpp b/src/shared/mips_mem_ram.cpp index 0a01b5b..179c8fd 100644 --- a/src/shared/mips_mem_ram.cpp +++ b/src/shared/mips_mem_ram.cpp @@ -18,8 +18,8 @@ struct mips_mem_provider extern "C" mips_mem_h mips_mem_create_ram( uint32_t cbMem //!< Total number of bytes of ram ){ - if(cbMem>0x10000000){ - return 0; // No more than 256MB of RAM + if(cbMem>0x20000000){ + return 0; // No more than 512MB of RAM } uint8_t *data=(uint8_t*)malloc(cbMem); @@ -57,7 +57,7 @@ static mips_error mips_mem_read_write( if(0 != (address % length) ){ return mips_ExceptionInvalidAlignment; } - if((address+length) > mem->length){ // A subtle bug here, maybe? + if(((address+length) > mem->length) || (address > (UINT32_MAX - length))){ // A subtle bug here, maybe? return mips_ExceptionInvalidAddress; } |