diff options
Diffstat (limited to 'src/sim')
-rw-r--r-- | src/sim/host.hh | 2 | ||||
-rw-r--r-- | src/sim/system.cc | 65 |
2 files changed, 36 insertions, 31 deletions
diff --git a/src/sim/host.hh b/src/sim/host.hh index a2faa206b..8b1ddbfe7 100644 --- a/src/sim/host.hh +++ b/src/sim/host.hh @@ -42,7 +42,7 @@ /** uint64_t constant */ #define ULL(N) ((uint64_t)N##ULL) /** int64_t constant */ -#define LL(N) (((int64_t)N##LL) +#define LL(N) ((int64_t)N##LL) /** Statistics counter type. Not much excuse for not using a 64-bit * integer here, but if you're desperate and only run short diff --git a/src/sim/system.cc b/src/sim/system.cc index 4b42d41fc..b3ba1b8f1 100644 --- a/src/sim/system.cc +++ b/src/sim/system.cc @@ -89,36 +89,41 @@ System::System(Params *p) /** * Load the kernel code into memory */ - // Load kernel code - kernel = createObjectFile(params()->kernel_path); - if (kernel == NULL) - fatal("Could not load kernel file %s", params()->kernel_path); - - // Load program sections into memory - kernel->loadSections(&functionalPort, LoadAddrMask); - - // setup entry points - kernelStart = kernel->textBase(); - kernelEnd = kernel->bssBase() + kernel->bssSize(); - kernelEntry = kernel->entryPoint(); - - // load symbols - if (!kernel->loadGlobalSymbols(kernelSymtab)) - panic("could not load kernel symbols\n"); - - if (!kernel->loadLocalSymbols(kernelSymtab)) - panic("could not load kernel local symbols\n"); - - if (!kernel->loadGlobalSymbols(debugSymbolTable)) - panic("could not load kernel symbols\n"); - - if (!kernel->loadLocalSymbols(debugSymbolTable)) - panic("could not load kernel local symbols\n"); - - DPRINTF(Loader, "Kernel start = %#x\n", kernelStart); - DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd); - DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry); - DPRINTF(Loader, "Kernel loaded...\n"); + if (params()->kernel_path == "") { + warn("No kernel set for full system simulation. Assuming you know what" + " you're doing...\n"); + } else { + // Load kernel code + kernel = createObjectFile(params()->kernel_path); + if (kernel == NULL) + fatal("Could not load kernel file %s", params()->kernel_path); + + // Load program sections into memory + kernel->loadSections(&functionalPort, LoadAddrMask); + + // setup entry points + kernelStart = kernel->textBase(); + kernelEnd = kernel->bssBase() + kernel->bssSize(); + kernelEntry = kernel->entryPoint(); + + // load symbols + if (!kernel->loadGlobalSymbols(kernelSymtab)) + panic("could not load kernel symbols\n"); + + if (!kernel->loadLocalSymbols(kernelSymtab)) + panic("could not load kernel local symbols\n"); + + if (!kernel->loadGlobalSymbols(debugSymbolTable)) + panic("could not load kernel symbols\n"); + + if (!kernel->loadLocalSymbols(debugSymbolTable)) + panic("could not load kernel local symbols\n"); + + DPRINTF(Loader, "Kernel start = %#x\n", kernelStart); + DPRINTF(Loader, "Kernel end = %#x\n", kernelEnd); + DPRINTF(Loader, "Kernel entry = %#x\n", kernelEntry); + DPRINTF(Loader, "Kernel loaded...\n"); + } #endif // FULL_SYSTEM // increment the number of running systms |