Commit 7da3b8ef authored by Paul Mundt's avatar Paul Mundt
Browse files

sh: Initial multiple-node support for SH-X3. 



Wire up CPU#0 URAM as node 1 on SH-X3.

Signed-off-by: default avatarPaul Mundt <lethal@linux-sh.org>
parent 1ee01008

arch/sh/kernel/cpu/sh4a/setup-shx3.c

+14 −0
Original line number Diff line number Diff line
@@ -255,3 +255,17 @@ void __init plat_irq_setup(void) 
{

	register_intc_controller(&intc_desc);

}



void __init plat_mem_setup(void)

{

	/* Register CPU#0 URAM space as Node 1 */

	setup_bootmem_node(1, 0x145f0000, 0x14610000);	/* CPU0 */



#if 0

	/* XXX: Not yet.. */

	setup_bootmem_node(2, 0x14df0000, 0x14e10000);	/* CPU1 */

	setup_bootmem_node(3, 0x155f0000, 0x15610000);	/* CPU2 */

	setup_bootmem_node(4, 0x15df0000, 0x15e10000);	/* CPU3 */

	setup_bootmem_node(5, 0x16000000, 0x16020000);	/* CSM */

#endif

}

arch/sh/mm/Kconfig

+3 −0
Original line number Diff line number Diff line
@@ -198,6 +198,8 @@ config CPU_SUBTYPE_SHX3 
	select CPU_SH4A

	select CPU_SHX3

	select CPU_HAS_INTC_IRQ

	select ARCH_SPARSEMEM_ENABLE

	select SYS_SUPPORTS_NUMA



# SH4AL-DSP Processor Support
@@ -323,6 +325,7 @@ config ARCH_SPARSEMEM_DEFAULT 


config MAX_ACTIVE_REGIONS

	int

	default "6" if (CPU_SUBTYPE_SHX3 && SPARSEMEM)

	default "2" if (CPU_SUBTYPE_SH7722 && SPARSEMEM)

	default "1"