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MIPS: Netlogic: Add XLP platform files for XLP SoC

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- Update common files to support XLP.
- Add arch/mips/include/asm/netlogic/xlp-hal for register definitions
  and access macros
- Add arch/mips/netlogic/xlp/ for XLP specific files.

Signed-off-by: Jayachandran C <jayachandranc@netlogicmicro.com>
Cc: linux-mips@linux-mips.org
Patchwork: https://patchwork.linux-mips.org/patch/2967/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Jayachandran C
2011-11-16 00:21:28 +00:00
committed by Ralf Baechle
parent a3d4fb2d2a
commit 65040e224e
16 changed files with 1938 additions and 4 deletions
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16
arch/mips/netlogic/common/smp.c
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@@ -45,8 +45,15 @@
#include <asm/netlogic/haldefs.h>
#include <asm/netlogic/common.h>
#if defined(CONFIG_CPU_XLP)
#include <asm/netlogic/xlp-hal/iomap.h>
#include <asm/netlogic/xlp-hal/pic.h>
#elif defined(CONFIG_CPU_XLR)
#include <asm/netlogic/xlr/iomap.h>
#include <asm/netlogic/xlr/pic.h>
#else
#error "Unknown CPU"
#endif
void nlm_send_ipi_single(int logical_cpu, unsigned int action)
{
@@ -70,15 +77,15 @@ void nlm_send_ipi_mask(const struct cpumask *mask, unsigned int action)
/* IRQ_IPI_SMP_FUNCTION Handler */
void nlm_smp_function_ipi_handler(unsigned int irq, struct irq_desc *desc)
{
smp_call_function_interrupt();
write_c0_eirr(1ull << irq);
smp_call_function_interrupt();
}
/* IRQ_IPI_SMP_RESCHEDULE handler */
void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc)
{
scheduler_ipi();
write_c0_eirr(1ull << irq);
scheduler_ipi();
}
/*
@@ -86,9 +93,10 @@ void nlm_smp_resched_ipi_handler(unsigned int irq, struct irq_desc *desc)
*/
void nlm_early_init_secondary(int cpu)
{
change_c0_config(CONF_CM_CMASK, 0x3);
write_c0_ebase((uint32_t)nlm_common_ebase);
#ifdef NLM_XLP
if (cpu % 4 == 0)
#ifdef CONFIG_CPU_XLP
if (hard_smp_processor_id() % 4 == 0)
xlp_mmu_init();
#endif
}