| /* | |
| * Alpha specific proc functions for linux-user | |
| * | |
| * SPDX-License-Identifier: GPL-2.0-or-later | |
| */ | |
| #ifndef ALPHA_TARGET_PROC_H | |
| #define ALPHA_TARGET_PROC_H | |
| static int open_cpuinfo(CPUArchState *cpu_env, int fd) | |
| { | |
| int max_cpus = sysconf(_SC_NPROCESSORS_CONF); | |
| int num_cpus = sysconf(_SC_NPROCESSORS_ONLN); | |
| unsigned long cpu_mask; | |
| char model[32]; | |
| const char *p, *q; | |
| int t; | |
| p = object_class_get_name(OBJECT_CLASS(env_cpu(cpu_env)->cc)); | |
| q = strchr(p, '-'); | |
| t = q - p; | |
| assert(t < sizeof(model)); | |
| memcpy(model, p, t); | |
| model[t] = 0; | |
| t = sched_getaffinity(getpid(), sizeof(cpu_mask), (cpu_set_t *)&cpu_mask); | |
| if (t < 0) { | |
| if (num_cpus >= sizeof(cpu_mask) * 8) { | |
| cpu_mask = -1; | |
| } else { | |
| cpu_mask = (1UL << num_cpus) - 1; | |
| } | |
| } | |
| dprintf(fd, | |
| "cpu\t\t\t: Alpha\n" | |
| "cpu model\t\t: %s\n" | |
| "cpu variation\t\t: 0\n" | |
| "cpu revision\t\t: 0\n" | |
| "cpu serial number\t: JA00000000\n" | |
| "system type\t\t: QEMU\n" | |
| "system variation\t: QEMU_v" QEMU_VERSION "\n" | |
| "system revision\t\t: 0\n" | |
| "system serial number\t: AY00000000\n" | |
| "cycle frequency [Hz]\t: 250000000\n" | |
| "timer frequency [Hz]\t: 250.00\n" | |
| "page size [bytes]\t: %d\n" | |
| "phys. address bits\t: %d\n" | |
| "max. addr. space #\t: 255\n" | |
| "BogoMIPS\t\t: 2500.00\n" | |
| "kernel unaligned acc\t: 0 (pc=0,va=0)\n" | |
| "user unaligned acc\t: 0 (pc=0,va=0)\n" | |
| "platform string\t\t: AlphaServer QEMU user-mode VM\n" | |
| "cpus detected\t\t: %d\n" | |
| "cpus active\t\t: %d\n" | |
| "cpu active mask\t\t: %016lx\n" | |
| "L1 Icache\t\t: n/a\n" | |
| "L1 Dcache\t\t: n/a\n" | |
| "L2 cache\t\t: n/a\n" | |
| "L3 cache\t\t: n/a\n", | |
| model, TARGET_PAGE_SIZE, TARGET_PHYS_ADDR_SPACE_BITS, | |
| max_cpus, num_cpus, cpu_mask); | |
| return 0; | |
| } | |
| #define HAVE_ARCH_PROC_CPUINFO | |
| #endif /* ALPHA_TARGET_PROC_H */ |