arch/powerpc/platforms/83xx/km83xx.c

Source file repositories/reference/linux-study-clean/arch/powerpc/platforms/83xx/km83xx.c

File Facts

System
Linux kernel
Corpus path
arch/powerpc/platforms/83xx/km83xx.c
Extension
.c
Size
4306 bytes
Lines
189
Domain
Architecture Layer
Bucket
arch/powerpc
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

if (np != NULL) {
			quirk_mpc8360e_qe_enet10();
			of_node_put(np);
		}
	}
#endif	/* CONFIG_QUICC_ENGINE */
}

machine_device_initcall(mpc83xx_km, mpc83xx_declare_of_platform_devices);

/* list of the supported boards */
static char *board[] __initdata = {
	"keymile,KMETER1",
	"keymile,kmpbec8321",
	NULL
};

/*
 * Called very early, MMU is off, device-tree isn't unflattened
 */
static int __init mpc83xx_km_probe(void)
{
	int i = 0;

	while (board[i]) {
		if (of_machine_is_compatible(board[i]))
			break;
		i++;
	}
	return (board[i] != NULL);
}

define_machine(mpc83xx_km) {
	.name		= "mpc83xx-km-platform",
	.probe		= mpc83xx_km_probe,
	.setup_arch	= mpc83xx_km_setup_arch,
	.discover_phbs	= mpc83xx_setup_pci,
	.init_IRQ	= mpc83xx_ipic_init_IRQ,
	.get_irq	= ipic_get_irq,
	.restart	= mpc83xx_restart,
	.time_init	= mpc83xx_time_init,
	.progress	= udbg_progress,
};

Annotation

Implementation Notes