arch/mips/loongson2ef/common/env.c

Source file repositories/reference/linux-study-clean/arch/mips/loongson2ef/common/env.c

File Facts

System
Linux kernel
Corpus path
arch/mips/loongson2ef/common/env.c
Extension
.c
Size
1296 bytes
Lines
54
Domain
Architecture Layer
Bucket
arch/mips
Inferred role
Architecture Layer: exported/initcall integration point
Status
integration implementation candidate

Why This File Exists

CPU and platform-specific kernel glue: boot entry, traps, syscall entry, interrupts, page tables, context switch, and low-level barriers.

Dependency Surface

Detected Declarations

Annotated Snippet

switch (processor_id & PRID_REV_MASK) {
		case PRID_REV_LOONGSON2E:
			cpu_clock_freq = 533080000;
			break;
		case PRID_REV_LOONGSON2F:
			cpu_clock_freq = 797000000;
			break;
		default:
			cpu_clock_freq = 100000000;
			break;
		}
	}
	pr_info("CpuClock = %u\n", cpu_clock_freq);
}

Annotation

Implementation Notes