Merge branch 'for-rmk' of git://linux-arm.org/linux-2.6 into devel

Conflicts:
	arch/arm/Kconfig
	arch/arm/kernel/smp.c
	arch/arm/mach-realview/Makefile
	arch/arm/mach-realview/platsmp.c
This commit is contained in:
Russell King 2009-06-11 15:35:00 +01:00 committed by Russell King
commit 42578c82e0
42 changed files with 1298 additions and 429 deletions

View file

@ -849,7 +849,8 @@ source "kernel/time/Kconfig"
config SMP
bool "Symmetric Multi-Processing (EXPERIMENTAL)"
depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP ||ARCH_OMAP4)
depends on EXPERIMENTAL && (REALVIEW_EB_ARM11MP || REALVIEW_EB_A9MP ||\
MACH_REALVIEW_PB11MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
depends on GENERIC_CLOCKEVENTS
select USE_GENERIC_SMP_HELPERS
select HAVE_ARM_SCU if (ARCH_REALVIEW || ARCH_OMAP4)
@ -920,7 +921,8 @@ config HOTPLUG_CPU
config LOCAL_TIMERS
bool "Use local timer interrupts"
depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || REALVIEW_EB_A9MP || ARCH_OMAP4)
depends on SMP && (REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || \
REALVIEW_EB_A9MP || MACH_REALVIEW_PBX || ARCH_OMAP4)
default y
select HAVE_ARM_TWD if (ARCH_REALVIEW || ARCH_OMAP4)
help
@ -1031,7 +1033,7 @@ config LEDS
ARCH_OMAP || ARCH_P720T || ARCH_PXA_IDP || \
ARCH_SA1100 || ARCH_SHARK || ARCH_VERSATILE || \
ARCH_AT91 || ARCH_DAVINCI || \
ARCH_KS8695 || MACH_RD88F5182
ARCH_KS8695 || MACH_RD88F5182 || ARCH_REALVIEW
help
If you say Y here, the LEDs on your machine will be used
to provide useful information about your current system status.

View file

@ -11,6 +11,9 @@
# Copyright (C) 1995-2001 by Russell King
LDFLAGS_vmlinux :=-p --no-undefined -X
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
CPPFLAGS_vmlinux.lds = -DTEXT_OFFSET=$(TEXT_OFFSET)
OBJCOPYFLAGS :=-O binary -R .note -R .note.gnu.build-id -R .comment -S
GZFLAGS :=-9

View file

@ -40,7 +40,7 @@ ifeq ($(CONFIG_PXA_SHARPSL),y)
OBJS += head-sharpsl.o
endif
ifeq ($(CONFIG_CPU_BIG_ENDIAN),y)
ifeq ($(CONFIG_CPU_ENDIAN_BE32),y)
ifeq ($(CONFIG_CPU_CP15),y)
OBJS += big-endian.o
else
@ -78,6 +78,9 @@ EXTRA_AFLAGS := -Wa,-march=all
# linker symbols. We only define initrd_phys and params_phys if the
# machine class defined the corresponding makefile variable.
LDFLAGS_vmlinux := --defsym zreladdr=$(ZRELADDR)
ifeq ($(CONFIG_CPU_ENDIAN_BE8),y)
LDFLAGS_vmlinux += --be8
endif
ifneq ($(INITRD_PHYS),)
LDFLAGS_vmlinux += --defsym initrd_phys=$(INITRD_PHYS)
endif

View file

@ -438,6 +438,9 @@ __armv4_mmu_cache_on:
mrc p15, 0, r0, c1, c0, 0 @ read control reg
orr r0, r0, #0x5000 @ I-cache enable, RR cache replacement
orr r0, r0, #0x0030
#ifdef CONFIG_CPU_ENDIAN_BE8
orr r0, r0, #1 << 25 @ big-endian page tables
#endif
bl __common_mmu_cache_on
mov r0, #0
mcr p15, 0, r0, c8, c7, 0 @ flush I,D TLBs
@ -455,6 +458,9 @@ __armv7_mmu_cache_on:
mrc p15, 0, r0, c1, c0, 0 @ read control reg
orr r0, r0, #0x5000 @ I-cache enable, RR cache replacement
orr r0, r0, #0x003c @ write buffer
#ifdef CONFIG_CPU_ENDIAN_BE8
orr r0, r0, #1 << 25 @ big-endian page tables
#endif
orrne r0, r0, #1 @ MMU enabled
movne r1, #-1
mcrne p15, 0, r3, c2, c0, 0 @ load page table pointer

View file

@ -8,6 +8,21 @@
#define CPUID_TCM 2
#define CPUID_TLBTYPE 3
#define CPUID_EXT_PFR0 "c1, 0"
#define CPUID_EXT_PFR1 "c1, 1"
#define CPUID_EXT_DFR0 "c1, 2"
#define CPUID_EXT_AFR0 "c1, 3"
#define CPUID_EXT_MMFR0 "c1, 4"
#define CPUID_EXT_MMFR1 "c1, 5"
#define CPUID_EXT_MMFR2 "c1, 6"
#define CPUID_EXT_MMFR3 "c1, 7"
#define CPUID_EXT_ISAR0 "c2, 0"
#define CPUID_EXT_ISAR1 "c2, 1"
#define CPUID_EXT_ISAR2 "c2, 2"
#define CPUID_EXT_ISAR3 "c2, 3"
#define CPUID_EXT_ISAR4 "c2, 4"
#define CPUID_EXT_ISAR5 "c2, 5"
#ifdef CONFIG_CPU_CP15
#define read_cpuid(reg) \
({ \
@ -18,9 +33,19 @@
: "cc"); \
__val; \
})
#define read_cpuid_ext(ext_reg) \
({ \
unsigned int __val; \
asm("mrc p15, 0, %0, c0, " ext_reg \
: "=r" (__val) \
: \
: "cc"); \
__val; \
})
#else
extern unsigned int processor_id;
#define read_cpuid(reg) (processor_id)
#define read_cpuid_ext(reg) 0
#endif
/*

View file

@ -24,6 +24,8 @@
#define L2X0_CACHE_TYPE 0x004
#define L2X0_CTRL 0x100
#define L2X0_AUX_CTRL 0x104
#define L2X0_TAG_LATENCY_CTRL 0x108
#define L2X0_DATA_LATENCY_CTRL 0x10C
#define L2X0_EVENT_CNT_CTRL 0x200
#define L2X0_EVENT_CNT1_CFG 0x204
#define L2X0_EVENT_CNT0_CFG 0x208

View file

@ -71,6 +71,7 @@ struct thread_struct {
regs->ARM_cpsr = USR26_MODE; \
if (elf_hwcap & HWCAP_THUMB && pc & 1) \
regs->ARM_cpsr |= PSR_T_BIT; \
regs->ARM_cpsr |= PSR_ENDSTATE; \
regs->ARM_pc = pc & ~1; /* pc */ \
regs->ARM_sp = sp; /* sp */ \
regs->ARM_r2 = stack[2]; /* r2 (envp) */ \

View file

@ -50,6 +50,7 @@
#define PSR_F_BIT 0x00000040
#define PSR_I_BIT 0x00000080
#define PSR_A_BIT 0x00000100
#define PSR_E_BIT 0x00000200
#define PSR_J_BIT 0x01000000
#define PSR_Q_BIT 0x08000000
#define PSR_V_BIT 0x10000000
@ -65,6 +66,22 @@
#define PSR_x 0x0000ff00 /* Extension */
#define PSR_c 0x000000ff /* Control */
/*
* ARMv7 groups of APSR bits
*/
#define PSR_ISET_MASK 0x01000010 /* ISA state (J, T) mask */
#define PSR_IT_MASK 0x0600fc00 /* If-Then execution state mask */
#define PSR_ENDIAN_MASK 0x00000200 /* Endianness state mask */
/*
* Default endianness state
*/
#ifdef CONFIG_CPU_ENDIAN_BE8
#define PSR_ENDSTATE PSR_E_BIT
#else
#define PSR_ENDSTATE 0
#endif
#ifndef __ASSEMBLY__
/*

View file

@ -40,6 +40,12 @@
#define TLB_V6_I_ASID (1 << 18)
#define TLB_BTB (1 << 28)
/* Unified Inner Shareable TLB operations (ARMv7 MP extensions) */
#define TLB_V7_UIS_PAGE (1 << 19)
#define TLB_V7_UIS_FULL (1 << 20)
#define TLB_V7_UIS_ASID (1 << 21)
#define TLB_L2CLEAN_FR (1 << 29) /* Feroceon */
#define TLB_DCLEAN (1 << 30)
#define TLB_WB (1 << 31)
@ -176,9 +182,17 @@
# define v6wbi_always_flags (-1UL)
#endif
#ifdef CONFIG_SMP
#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
TLB_V7_UIS_FULL | TLB_V7_UIS_PAGE | TLB_V7_UIS_ASID)
#else
#define v7wbi_tlb_flags (TLB_WB | TLB_DCLEAN | TLB_BTB | \
TLB_V6_U_FULL | TLB_V6_U_PAGE | TLB_V6_U_ASID)
#endif
#ifdef CONFIG_CPU_TLB_V7
# define v7wbi_possible_flags v6wbi_tlb_flags
# define v7wbi_always_flags v6wbi_tlb_flags
# define v7wbi_possible_flags v7wbi_tlb_flags
# define v7wbi_always_flags v7wbi_tlb_flags
# ifdef _TLB
# define MULTI_TLB 1
# else
@ -316,6 +330,8 @@ static inline void local_flush_tlb_all(void)
asm("mcr p15, 0, %0, c8, c6, 0" : : "r" (zero) : "cc");
if (tlb_flag(TLB_V4_I_FULL | TLB_V6_I_FULL))
asm("mcr p15, 0, %0, c8, c5, 0" : : "r" (zero) : "cc");
if (tlb_flag(TLB_V7_UIS_FULL))
asm("mcr p15, 0, %0, c8, c3, 0" : : "r" (zero) : "cc");
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */
@ -351,6 +367,8 @@ static inline void local_flush_tlb_mm(struct mm_struct *mm)
asm("mcr p15, 0, %0, c8, c6, 2" : : "r" (asid) : "cc");
if (tlb_flag(TLB_V6_I_ASID))
asm("mcr p15, 0, %0, c8, c5, 2" : : "r" (asid) : "cc");
if (tlb_flag(TLB_V7_UIS_ASID))
asm("mcr p15, 0, %0, c8, c3, 2" : : "r" (asid) : "cc");
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */
@ -389,6 +407,8 @@ local_flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (uaddr) : "cc");
if (tlb_flag(TLB_V6_I_PAGE))
asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (uaddr) : "cc");
if (tlb_flag(TLB_V7_UIS_PAGE))
asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (uaddr) : "cc");
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */
@ -424,6 +444,8 @@ static inline void local_flush_tlb_kernel_page(unsigned long kaddr)
asm("mcr p15, 0, %0, c8, c6, 1" : : "r" (kaddr) : "cc");
if (tlb_flag(TLB_V6_I_PAGE))
asm("mcr p15, 0, %0, c8, c5, 1" : : "r" (kaddr) : "cc");
if (tlb_flag(TLB_V7_UIS_PAGE))
asm("mcr p15, 0, %0, c8, c3, 1" : : "r" (kaddr) : "cc");
if (tlb_flag(TLB_BTB)) {
/* flush the branch target cache */

View file

@ -482,6 +482,9 @@ __und_usr:
subeq r4, r2, #4 @ ARM instr at LR - 4
subne r4, r2, #2 @ Thumb instr at LR - 2
1: ldreqt r0, [r4]
#ifdef CONFIG_CPU_ENDIAN_BE8
reveq r0, r0 @ little endian instruction
#endif
beq call_fpe
@ Thumb instruction
#if __LINUX_ARM_ARCH__ >= 7

View file

@ -210,6 +210,9 @@ ENTRY(vector_swi)
A710( teq ip, #0x0f000000 )
A710( bne .Larm710bug )
#endif
#ifdef CONFIG_CPU_ENDIAN_BE8
rev r10, r10 @ little endian instruction
#endif
#elif defined(CONFIG_AEABI)

View file

@ -365,7 +365,7 @@ pid_t kernel_thread(int (*fn)(void *), void *arg, unsigned long flags)
regs.ARM_r2 = (unsigned long)fn;
regs.ARM_r3 = (unsigned long)do_exit;
regs.ARM_pc = (unsigned long)kernel_thread_helper;
regs.ARM_cpsr = SVC_MODE;
regs.ARM_cpsr = SVC_MODE | PSR_ENDSTATE;
return do_fork(flags|CLONE_VM|CLONE_UNTRACED, 0, &regs, 0, NULL, NULL);
}

View file

@ -426,9 +426,13 @@ setup_return(struct pt_regs *regs, struct k_sigaction *ka,
*/
thumb = handler & 1;
if (thumb)
if (thumb) {
cpsr |= PSR_T_BIT;
else
#if __LINUX_ARM_ARCH__ >= 7
/* clear the If-Then Thumb-2 execution state */
cpsr &= ~PSR_IT_MASK;
#endif
} else
cpsr &= ~PSR_T_BIT;
}
#endif

View file

@ -28,6 +28,7 @@
#include <asm/atomic.h>
#include <asm/cacheflush.h>
#include <asm/cpu.h>
#include <asm/cputype.h>
#include <asm/mmu_context.h>
#include <asm/pgtable.h>
#include <asm/pgalloc.h>
@ -585,6 +586,12 @@ struct tlb_args {
unsigned long ta_end;
};
/* all SMP configurations have the extended CPUID registers */
static inline int tlb_ops_need_broadcast(void)
{
return ((read_cpuid_ext(CPUID_EXT_MMFR3) >> 12) & 0xf) < 2;
}
static inline void ipi_flush_tlb_all(void *ignored)
{
local_flush_tlb_all();
@ -627,51 +634,61 @@ static inline void ipi_flush_tlb_kernel_range(void *arg)
void flush_tlb_all(void)
{
on_each_cpu(ipi_flush_tlb_all, NULL, 1);
if (tlb_ops_need_broadcast())
on_each_cpu(ipi_flush_tlb_all, NULL, 1);
else
local_flush_tlb_all();
}
void flush_tlb_mm(struct mm_struct *mm)
{
on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
if (tlb_ops_need_broadcast())
on_each_cpu_mask(ipi_flush_tlb_mm, mm, 1, &mm->cpu_vm_mask);
else
local_flush_tlb_mm(mm);
}
void flush_tlb_page(struct vm_area_struct *vma, unsigned long uaddr)
{
struct tlb_args ta;
ta.ta_vma = vma;
ta.ta_start = uaddr;
on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
if (tlb_ops_need_broadcast()) {
struct tlb_args ta;
ta.ta_vma = vma;
ta.ta_start = uaddr;
on_each_cpu_mask(ipi_flush_tlb_page, &ta, 1, &vma->vm_mm->cpu_vm_mask);
} else
local_flush_tlb_page(vma, uaddr);
}
void flush_tlb_kernel_page(unsigned long kaddr)
{
struct tlb_args ta;
ta.ta_start = kaddr;
on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
if (tlb_ops_need_broadcast()) {
struct tlb_args ta;
ta.ta_start = kaddr;
on_each_cpu(ipi_flush_tlb_kernel_page, &ta, 1);
} else
local_flush_tlb_kernel_page(kaddr);
}
void flush_tlb_range(struct vm_area_struct *vma,
unsigned long start, unsigned long end)
{
struct tlb_args ta;
ta.ta_vma = vma;
ta.ta_start = start;
ta.ta_end = end;
on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
if (tlb_ops_need_broadcast()) {
struct tlb_args ta;
ta.ta_vma = vma;
ta.ta_start = start;
ta.ta_end = end;
on_each_cpu_mask(ipi_flush_tlb_range, &ta, 1, &vma->vm_mm->cpu_vm_mask);
} else
local_flush_tlb_range(vma, start, end);
}
void flush_tlb_kernel_range(unsigned long start, unsigned long end)
{
struct tlb_args ta;
ta.ta_start = start;
ta.ta_end = end;
on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
if (tlb_ops_need_broadcast()) {
struct tlb_args ta;
ta.ta_start = start;
ta.ta_end = end;
on_each_cpu(ipi_flush_tlb_kernel_range, &ta, 1);
} else
local_flush_tlb_kernel_range(start, end);
}

View file

@ -141,6 +141,7 @@ SECTIONS
.data : AT(__data_loc) {
_data = .; /* address in memory */
_sdata = .;
/*
* first, the init task union, aligned
@ -192,6 +193,7 @@ SECTIONS
__bss_start = .; /* BSS */
*(.bss)
*(COMMON)
__bss_stop = .;
_end = .;
}
/* Stabs debugging sections. */

View file

@ -47,6 +47,15 @@ config MACH_REALVIEW_PB1176
help
Include support for the ARM(R) RealView ARM1176 Platform Baseboard.
config REALVIEW_PB1176_SECURE_FLASH
bool "Allow access to the secure flash memory block"
depends on MACH_REALVIEW_PB1176
default n
help
Select this option if Linux will only run in secure mode on the
RealView PB1176 platform and access to the secure flash memory
block (64MB @ 0x3c000000) is required.
config MACH_REALVIEW_PBA8
bool "Support RealView/PB-A8 platform"
select CPU_V7
@ -57,6 +66,13 @@ config MACH_REALVIEW_PBA8
PB-A8 is a platform with an on-board Cortex-A8 and has support for
PCI-E and Compact Flash.
config MACH_REALVIEW_PBX
bool "Support RealView/PBX platform"
select ARM_GIC
select HAVE_PATA_PLATFORM
help
Include support for the ARM(R) RealView PBX platform.
config REALVIEW_HIGH_PHYS_OFFSET
bool "High physical base address for the RealView platform"
depends on !MACH_REALVIEW_PB1176

View file

@ -7,6 +7,7 @@ obj-$(CONFIG_MACH_REALVIEW_EB) += realview_eb.o
obj-$(CONFIG_MACH_REALVIEW_PB11MP) += realview_pb11mp.o
obj-$(CONFIG_MACH_REALVIEW_PB1176) += realview_pb1176.o
obj-$(CONFIG_MACH_REALVIEW_PBA8) += realview_pba8.o
obj-$(CONFIG_MACH_REALVIEW_PBX) += realview_pbx.o
obj-$(CONFIG_SMP) += platsmp.o headsmp.o
obj-$(CONFIG_HOTPLUG_CPU) += hotplug.o
obj-$(CONFIG_LOCAL_TIMERS) += localtimer.o

View file

@ -48,6 +48,9 @@
#include <asm/hardware/gic.h>
#include <mach/platform.h>
#include <mach/irqs.h>
#include "core.h"
#include "clock.h"
@ -578,21 +581,22 @@ void realview_leds_event(led_event_t ledevt)
{
unsigned long flags;
u32 val;
u32 led = 1 << smp_processor_id();
local_irq_save(flags);
val = readl(VA_LEDS_BASE);
switch (ledevt) {
case led_idle_start:
val = val & ~REALVIEW_SYS_LED0;
val = val & ~led;
break;
case led_idle_end:
val = val | REALVIEW_SYS_LED0;
val = val | led;
break;
case led_timer:
val = val ^ REALVIEW_SYS_LED1;
val = val ^ REALVIEW_SYS_LED7;
break;
case led_halted:

View file

@ -62,111 +62,6 @@
#define REALVIEW_EB11MP_SYS_PLD_CTRL1 0x74 /* Register offset for MPCore sysctl */
#endif
#define IRQ_EB_GIC_START 32
/*
* RealView EB interrupt sources
*/
#define IRQ_EB_WDOG (IRQ_EB_GIC_START + 0) /* Watchdog timer */
#define IRQ_EB_SOFT (IRQ_EB_GIC_START + 1) /* Software interrupt */
#define IRQ_EB_COMMRx (IRQ_EB_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_EB_COMMTx (IRQ_EB_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_EB_TIMER0_1 (IRQ_EB_GIC_START + 4) /* Timer 0 and 1 */
#define IRQ_EB_TIMER2_3 (IRQ_EB_GIC_START + 5) /* Timer 2 and 3 */
#define IRQ_EB_GPIO0 (IRQ_EB_GIC_START + 6) /* GPIO 0 */
#define IRQ_EB_GPIO1 (IRQ_EB_GIC_START + 7) /* GPIO 1 */
#define IRQ_EB_GPIO2 (IRQ_EB_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_EB_RTC (IRQ_EB_GIC_START + 10) /* Real Time Clock */
#define IRQ_EB_SSP (IRQ_EB_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_EB_UART0 (IRQ_EB_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_EB_UART1 (IRQ_EB_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_EB_UART2 (IRQ_EB_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_EB_UART3 (IRQ_EB_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_EB_SCI (IRQ_EB_GIC_START + 16) /* Smart Card Interface */
#define IRQ_EB_MMCI0A (IRQ_EB_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_EB_MMCI0B (IRQ_EB_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_EB_AACI (IRQ_EB_GIC_START + 19) /* Audio Codec */
#define IRQ_EB_KMI0 (IRQ_EB_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_EB_KMI1 (IRQ_EB_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_EB_CHARLCD (IRQ_EB_GIC_START + 22) /* Character LCD */
#define IRQ_EB_CLCD (IRQ_EB_GIC_START + 23) /* CLCD controller */
#define IRQ_EB_DMA (IRQ_EB_GIC_START + 24) /* DMA controller */
#define IRQ_EB_PWRFAIL (IRQ_EB_GIC_START + 25) /* Power failure */
#define IRQ_EB_PISMO (IRQ_EB_GIC_START + 26) /* PISMO interface */
#define IRQ_EB_DoC (IRQ_EB_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_EB_ETH (IRQ_EB_GIC_START + 28) /* Ethernet controller */
#define IRQ_EB_USB (IRQ_EB_GIC_START + 29) /* USB controller */
#define IRQ_EB_TSPEN (IRQ_EB_GIC_START + 30) /* Touchscreen pen */
#define IRQ_EB_TSKPAD (IRQ_EB_GIC_START + 31) /* Touchscreen keypad */
/*
* RealView EB + ARM11MPCore interrupt sources (primary GIC on the core tile)
*/
#define IRQ_EB11MP_AACI (IRQ_EB_GIC_START + 0)
#define IRQ_EB11MP_TIMER0_1 (IRQ_EB_GIC_START + 1)
#define IRQ_EB11MP_TIMER2_3 (IRQ_EB_GIC_START + 2)
#define IRQ_EB11MP_USB (IRQ_EB_GIC_START + 3)
#define IRQ_EB11MP_UART0 (IRQ_EB_GIC_START + 4)
#define IRQ_EB11MP_UART1 (IRQ_EB_GIC_START + 5)
#define IRQ_EB11MP_RTC (IRQ_EB_GIC_START + 6)
#define IRQ_EB11MP_KMI0 (IRQ_EB_GIC_START + 7)
#define IRQ_EB11MP_KMI1 (IRQ_EB_GIC_START + 8)
#define IRQ_EB11MP_ETH (IRQ_EB_GIC_START + 9)
#define IRQ_EB11MP_EB_IRQ1 (IRQ_EB_GIC_START + 10) /* main GIC */
#define IRQ_EB11MP_EB_IRQ2 (IRQ_EB_GIC_START + 11) /* tile GIC */
#define IRQ_EB11MP_EB_FIQ1 (IRQ_EB_GIC_START + 12) /* main GIC */
#define IRQ_EB11MP_EB_FIQ2 (IRQ_EB_GIC_START + 13) /* tile GIC */
#define IRQ_EB11MP_MMCI0A (IRQ_EB_GIC_START + 14)
#define IRQ_EB11MP_MMCI0B (IRQ_EB_GIC_START + 15)
#define IRQ_EB11MP_PMU_CPU0 (IRQ_EB_GIC_START + 17)
#define IRQ_EB11MP_PMU_CPU1 (IRQ_EB_GIC_START + 18)
#define IRQ_EB11MP_PMU_CPU2 (IRQ_EB_GIC_START + 19)
#define IRQ_EB11MP_PMU_CPU3 (IRQ_EB_GIC_START + 20)
#define IRQ_EB11MP_PMU_SCU0 (IRQ_EB_GIC_START + 21)
#define IRQ_EB11MP_PMU_SCU1 (IRQ_EB_GIC_START + 22)
#define IRQ_EB11MP_PMU_SCU2 (IRQ_EB_GIC_START + 23)
#define IRQ_EB11MP_PMU_SCU3 (IRQ_EB_GIC_START + 24)
#define IRQ_EB11MP_PMU_SCU4 (IRQ_EB_GIC_START + 25)
#define IRQ_EB11MP_PMU_SCU5 (IRQ_EB_GIC_START + 26)
#define IRQ_EB11MP_PMU_SCU6 (IRQ_EB_GIC_START + 27)
#define IRQ_EB11MP_PMU_SCU7 (IRQ_EB_GIC_START + 28)
#define IRQ_EB11MP_L220_EVENT (IRQ_EB_GIC_START + 29)
#define IRQ_EB11MP_L220_SLAVE (IRQ_EB_GIC_START + 30)
#define IRQ_EB11MP_L220_DECODE (IRQ_EB_GIC_START + 31)
#define IRQ_EB11MP_UART2 -1
#define IRQ_EB11MP_UART3 -1
#define IRQ_EB11MP_CLCD -1
#define IRQ_EB11MP_DMA -1
#define IRQ_EB11MP_WDOG -1
#define IRQ_EB11MP_GPIO0 -1
#define IRQ_EB11MP_GPIO1 -1
#define IRQ_EB11MP_GPIO2 -1
#define IRQ_EB11MP_SCI -1
#define IRQ_EB11MP_SSP -1
#define NR_GIC_EB11MP 2
/*
* Only define NR_IRQS if less than NR_IRQS_EB
*/
#define NR_IRQS_EB (IRQ_EB_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_EB) \
&& (!defined(NR_IRQS) || (NR_IRQS < NR_IRQS_EB))
#undef NR_IRQS
#define NR_IRQS NR_IRQS_EB
#endif
#if defined(CONFIG_REALVIEW_EB_ARM11MP) || defined(CONFIG_REALVIEW_EB_A9MP) \
&& (!defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_EB11MP))
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_EB11MP
#endif
/*
* Core tile identification (REALVIEW_SYS_PROCID)
*/

View file

@ -32,6 +32,8 @@
#define REALVIEW_PB1176_SDRAM67_BASE 0x70000000 /* SDRAM banks 6 and 7 */
#define REALVIEW_PB1176_FLASH_BASE 0x30000000
#define REALVIEW_PB1176_FLASH_SIZE SZ_64M
#define REALVIEW_PB1176_SEC_FLASH_BASE 0x3C000000 /* Secure flash */
#define REALVIEW_PB1176_SEC_FLASH_SIZE SZ_64M
#define REALVIEW_PB1176_TIMER0_1_BASE 0x10104000 /* Timer 0 and 1 */
#define REALVIEW_PB1176_TIMER2_3_BASE 0x10105000 /* Timer 2 and 3 */
@ -71,82 +73,4 @@
#define REALVIEW_PB1176_GIC_DIST_BASE 0x10041000 /* GIC distributor, on FPGA */
#define REALVIEW_PB1176_L220_BASE 0x10110000 /* L220 registers */
/*
* Irqs
*/
#define IRQ_DC1176_GIC_START 32
#define IRQ_PB1176_GIC_START 64
/*
* ARM1176 DevChip interrupt sources (primary GIC)
*/
#define IRQ_DC1176_WATCHDOG (IRQ_DC1176_GIC_START + 0) /* Watchdog timer */
#define IRQ_DC1176_SOFTINT (IRQ_DC1176_GIC_START + 1) /* Software interrupt */
#define IRQ_DC1176_COMMRx (IRQ_DC1176_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_DC1176_COMMTx (IRQ_DC1176_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_DC1176_TIMER0 (IRQ_DC1176_GIC_START + 8) /* Timer 0 */
#define IRQ_DC1176_TIMER1 (IRQ_DC1176_GIC_START + 9) /* Timer 1 */
#define IRQ_DC1176_TIMER2 (IRQ_DC1176_GIC_START + 10) /* Timer 2 */
#define IRQ_DC1176_APC (IRQ_DC1176_GIC_START + 11)
#define IRQ_DC1176_IEC (IRQ_DC1176_GIC_START + 12)
#define IRQ_DC1176_L2CC (IRQ_DC1176_GIC_START + 13)
#define IRQ_DC1176_RTC (IRQ_DC1176_GIC_START + 14)
#define IRQ_DC1176_CLCD (IRQ_DC1176_GIC_START + 15) /* CLCD controller */
#define IRQ_DC1176_UART0 (IRQ_DC1176_GIC_START + 18) /* UART 0 on development chip */
#define IRQ_DC1176_UART1 (IRQ_DC1176_GIC_START + 19) /* UART 1 on development chip */
#define IRQ_DC1176_UART2 (IRQ_DC1176_GIC_START + 20) /* UART 2 on development chip */
#define IRQ_DC1176_UART3 (IRQ_DC1176_GIC_START + 21) /* UART 3 on development chip */
#define IRQ_DC1176_PB_IRQ2 (IRQ_DC1176_GIC_START + 30) /* tile GIC */
#define IRQ_DC1176_PB_IRQ1 (IRQ_DC1176_GIC_START + 31) /* main GIC */
/*
* RealView PB1176 interrupt sources (secondary GIC)
*/
#define IRQ_PB1176_MMCI0A (IRQ_PB1176_GIC_START + 1) /* Multimedia Card 0A */
#define IRQ_PB1176_MMCI0B (IRQ_PB1176_GIC_START + 2) /* Multimedia Card 0A */
#define IRQ_PB1176_KMI0 (IRQ_PB1176_GIC_START + 3) /* Keyboard/Mouse port 0 */
#define IRQ_PB1176_KMI1 (IRQ_PB1176_GIC_START + 4) /* Keyboard/Mouse port 1 */
#define IRQ_PB1176_SCI (IRQ_PB1176_GIC_START + 5)
#define IRQ_PB1176_UART4 (IRQ_PB1176_GIC_START + 6) /* UART 4 on baseboard */
#define IRQ_PB1176_CHARLCD (IRQ_PB1176_GIC_START + 7) /* Character LCD */
#define IRQ_PB1176_GPIO1 (IRQ_PB1176_GIC_START + 8)
#define IRQ_PB1176_GPIO2 (IRQ_PB1176_GIC_START + 9)
#define IRQ_PB1176_ETH (IRQ_PB1176_GIC_START + 10) /* Ethernet controller */
#define IRQ_PB1176_USB (IRQ_PB1176_GIC_START + 11) /* USB controller */
#define IRQ_PB1176_PISMO (IRQ_PB1176_GIC_START + 16)
#define IRQ_PB1176_AACI (IRQ_PB1176_GIC_START + 19) /* Audio Codec */
#define IRQ_PB1176_TIMER0_1 (IRQ_PB1176_GIC_START + 22)
#define IRQ_PB1176_TIMER2_3 (IRQ_PB1176_GIC_START + 23)
#define IRQ_PB1176_DMAC (IRQ_PB1176_GIC_START + 24) /* DMA controller */
#define IRQ_PB1176_RTC (IRQ_PB1176_GIC_START + 25) /* Real Time Clock */
#define IRQ_PB1176_GPIO0 -1
#define IRQ_PB1176_SSP -1
#define IRQ_PB1176_SCTL -1
#define NR_GIC_PB1176 2
/*
* Only define NR_IRQS if less than NR_IRQS_PB1176
*/
#define NR_IRQS_PB1176 (IRQ_DC1176_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_PB1176)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB1176)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PB1176
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB1176)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PB1176
#endif
#endif /* CONFIG_MACH_REALVIEW_PB1176 */
#endif /* __ASM_ARCH_BOARD_PB1176_H */

View file

@ -81,105 +81,4 @@
#define REALVIEW_TC11MP_GIC_DIST_BASE 0x1F001000 /* Test chip interrupt controller distributor */
#define REALVIEW_TC11MP_L220_BASE 0x1F002000 /* L220 registers */
/*
* Irqs
*/
#define IRQ_TC11MP_GIC_START 32
#define IRQ_PB11MP_GIC_START 64
/*
* ARM11MPCore test chip interrupt sources (primary GIC on the test chip)
*/
#define IRQ_TC11MP_AACI (IRQ_TC11MP_GIC_START + 0)
#define IRQ_TC11MP_TIMER0_1 (IRQ_TC11MP_GIC_START + 1)
#define IRQ_TC11MP_TIMER2_3 (IRQ_TC11MP_GIC_START + 2)
#define IRQ_TC11MP_USB (IRQ_TC11MP_GIC_START + 3)
#define IRQ_TC11MP_UART0 (IRQ_TC11MP_GIC_START + 4)
#define IRQ_TC11MP_UART1 (IRQ_TC11MP_GIC_START + 5)
#define IRQ_TC11MP_RTC (IRQ_TC11MP_GIC_START + 6)
#define IRQ_TC11MP_KMI0 (IRQ_TC11MP_GIC_START + 7)
#define IRQ_TC11MP_KMI1 (IRQ_TC11MP_GIC_START + 8)
#define IRQ_TC11MP_ETH (IRQ_TC11MP_GIC_START + 9)
#define IRQ_TC11MP_PB_IRQ1 (IRQ_TC11MP_GIC_START + 10) /* main GIC */
#define IRQ_TC11MP_PB_IRQ2 (IRQ_TC11MP_GIC_START + 11) /* tile GIC */
#define IRQ_TC11MP_PB_FIQ1 (IRQ_TC11MP_GIC_START + 12) /* main GIC */
#define IRQ_TC11MP_PB_FIQ2 (IRQ_TC11MP_GIC_START + 13) /* tile GIC */
#define IRQ_TC11MP_MMCI0A (IRQ_TC11MP_GIC_START + 14)
#define IRQ_TC11MP_MMCI0B (IRQ_TC11MP_GIC_START + 15)
#define IRQ_TC11MP_PMU_CPU0 (IRQ_TC11MP_GIC_START + 17)
#define IRQ_TC11MP_PMU_CPU1 (IRQ_TC11MP_GIC_START + 18)
#define IRQ_TC11MP_PMU_CPU2 (IRQ_TC11MP_GIC_START + 19)
#define IRQ_TC11MP_PMU_CPU3 (IRQ_TC11MP_GIC_START + 20)
#define IRQ_TC11MP_PMU_SCU0 (IRQ_TC11MP_GIC_START + 21)
#define IRQ_TC11MP_PMU_SCU1 (IRQ_TC11MP_GIC_START + 22)
#define IRQ_TC11MP_PMU_SCU2 (IRQ_TC11MP_GIC_START + 23)
#define IRQ_TC11MP_PMU_SCU3 (IRQ_TC11MP_GIC_START + 24)
#define IRQ_TC11MP_PMU_SCU4 (IRQ_TC11MP_GIC_START + 25)
#define IRQ_TC11MP_PMU_SCU5 (IRQ_TC11MP_GIC_START + 26)
#define IRQ_TC11MP_PMU_SCU6 (IRQ_TC11MP_GIC_START + 27)
#define IRQ_TC11MP_PMU_SCU7 (IRQ_TC11MP_GIC_START + 28)
#define IRQ_TC11MP_L220_EVENT (IRQ_TC11MP_GIC_START + 29)
#define IRQ_TC11MP_L220_SLAVE (IRQ_TC11MP_GIC_START + 30)
#define IRQ_TC11MP_L220_DECODE (IRQ_TC11MP_GIC_START + 31)
/*
* RealView PB11MPCore GIC interrupt sources (secondary GIC on the board)
*/
#define IRQ_PB11MP_WATCHDOG (IRQ_PB11MP_GIC_START + 0) /* Watchdog timer */
#define IRQ_PB11MP_SOFT (IRQ_PB11MP_GIC_START + 1) /* Software interrupt */
#define IRQ_PB11MP_COMMRx (IRQ_PB11MP_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_PB11MP_COMMTx (IRQ_PB11MP_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_PB11MP_GPIO0 (IRQ_PB11MP_GIC_START + 6) /* GPIO 0 */
#define IRQ_PB11MP_GPIO1 (IRQ_PB11MP_GIC_START + 7) /* GPIO 1 */
#define IRQ_PB11MP_GPIO2 (IRQ_PB11MP_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_PB11MP_RTC_GIC1 (IRQ_PB11MP_GIC_START + 10) /* Real Time Clock */
#define IRQ_PB11MP_SSP (IRQ_PB11MP_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_PB11MP_UART0_GIC1 (IRQ_PB11MP_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_PB11MP_UART1_GIC1 (IRQ_PB11MP_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_PB11MP_UART2 (IRQ_PB11MP_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_PB11MP_UART3 (IRQ_PB11MP_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_PB11MP_SCI (IRQ_PB11MP_GIC_START + 16) /* Smart Card Interface */
#define IRQ_PB11MP_MMCI0A_GIC1 (IRQ_PB11MP_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_PB11MP_MMCI0B_GIC1 (IRQ_PB11MP_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_PB11MP_AACI_GIC1 (IRQ_PB11MP_GIC_START + 19) /* Audio Codec */
#define IRQ_PB11MP_KMI0_GIC1 (IRQ_PB11MP_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_PB11MP_KMI1_GIC1 (IRQ_PB11MP_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_PB11MP_CHARLCD (IRQ_PB11MP_GIC_START + 22) /* Character LCD */
#define IRQ_PB11MP_CLCD (IRQ_PB11MP_GIC_START + 23) /* CLCD controller */
#define IRQ_PB11MP_DMAC (IRQ_PB11MP_GIC_START + 24) /* DMA controller */
#define IRQ_PB11MP_PWRFAIL (IRQ_PB11MP_GIC_START + 25) /* Power failure */
#define IRQ_PB11MP_PISMO (IRQ_PB11MP_GIC_START + 26) /* PISMO interface */
#define IRQ_PB11MP_DoC (IRQ_PB11MP_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_PB11MP_ETH_GIC1 (IRQ_PB11MP_GIC_START + 28) /* Ethernet controller */
#define IRQ_PB11MP_USB_GIC1 (IRQ_PB11MP_GIC_START + 29) /* USB controller */
#define IRQ_PB11MP_TSPEN (IRQ_PB11MP_GIC_START + 30) /* Touchscreen pen */
#define IRQ_PB11MP_TSKPAD (IRQ_PB11MP_GIC_START + 31) /* Touchscreen keypad */
#define IRQ_PB11MP_SMC -1
#define IRQ_PB11MP_SCTL -1
#define NR_GIC_PB11MP 2
/*
* Only define NR_IRQS if less than NR_IRQS_PB11MP
*/
#define NR_IRQS_PB11MP (IRQ_TC11MP_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_PB11MP)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB11MP)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PB11MP
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB11MP)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PB11MP
#endif
#endif /* CONFIG_MACH_REALVIEW_PB11MP */
#endif /* __ASM_ARCH_BOARD_PB11MP_H */

View file

@ -70,81 +70,4 @@
#define REALVIEW_PBA8_PCI_IO_SIZE 0x1000 /* 4 Kb */
#define REALVIEW_PBA8_PCI_MEM_SIZE 0x20000000 /* 512 MB */
/*
* Irqs
*/
#define IRQ_PBA8_GIC_START 32
/* L220
#define IRQ_PBA8_L220_EVENT (IRQ_PBA8_GIC_START + 29)
#define IRQ_PBA8_L220_SLAVE (IRQ_PBA8_GIC_START + 30)
#define IRQ_PBA8_L220_DECODE (IRQ_PBA8_GIC_START + 31)
*/
/*
* PB-A8 on-board gic irq sources
*/
#define IRQ_PBA8_WATCHDOG (IRQ_PBA8_GIC_START + 0) /* Watchdog timer */
#define IRQ_PBA8_SOFT (IRQ_PBA8_GIC_START + 1) /* Software interrupt */
#define IRQ_PBA8_COMMRx (IRQ_PBA8_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_PBA8_COMMTx (IRQ_PBA8_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_PBA8_TIMER0_1 (IRQ_PBA8_GIC_START + 4) /* Timer 0/1 (default timer) */
#define IRQ_PBA8_TIMER2_3 (IRQ_PBA8_GIC_START + 5) /* Timer 2/3 */
#define IRQ_PBA8_GPIO0 (IRQ_PBA8_GIC_START + 6) /* GPIO 0 */
#define IRQ_PBA8_GPIO1 (IRQ_PBA8_GIC_START + 7) /* GPIO 1 */
#define IRQ_PBA8_GPIO2 (IRQ_PBA8_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_PBA8_RTC (IRQ_PBA8_GIC_START + 10) /* Real Time Clock */
#define IRQ_PBA8_SSP (IRQ_PBA8_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_PBA8_UART0 (IRQ_PBA8_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_PBA8_UART1 (IRQ_PBA8_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_PBA8_UART2 (IRQ_PBA8_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_PBA8_UART3 (IRQ_PBA8_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_PBA8_SCI (IRQ_PBA8_GIC_START + 16) /* Smart Card Interface */
#define IRQ_PBA8_MMCI0A (IRQ_PBA8_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_PBA8_MMCI0B (IRQ_PBA8_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_PBA8_AACI (IRQ_PBA8_GIC_START + 19) /* Audio Codec */
#define IRQ_PBA8_KMI0 (IRQ_PBA8_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_PBA8_KMI1 (IRQ_PBA8_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_PBA8_CHARLCD (IRQ_PBA8_GIC_START + 22) /* Character LCD */
#define IRQ_PBA8_CLCD (IRQ_PBA8_GIC_START + 23) /* CLCD controller */
#define IRQ_PBA8_DMAC (IRQ_PBA8_GIC_START + 24) /* DMA controller */
#define IRQ_PBA8_PWRFAIL (IRQ_PBA8_GIC_START + 25) /* Power failure */
#define IRQ_PBA8_PISMO (IRQ_PBA8_GIC_START + 26) /* PISMO interface */
#define IRQ_PBA8_DoC (IRQ_PBA8_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_PBA8_ETH (IRQ_PBA8_GIC_START + 28) /* Ethernet controller */
#define IRQ_PBA8_USB (IRQ_PBA8_GIC_START + 29) /* USB controller */
#define IRQ_PBA8_TSPEN (IRQ_PBA8_GIC_START + 30) /* Touchscreen pen */
#define IRQ_PBA8_TSKPAD (IRQ_PBA8_GIC_START + 31) /* Touchscreen keypad */
/* ... */
#define IRQ_PBA8_PCI0 (IRQ_PBA8_GIC_START + 50)
#define IRQ_PBA8_PCI1 (IRQ_PBA8_GIC_START + 51)
#define IRQ_PBA8_PCI2 (IRQ_PBA8_GIC_START + 52)
#define IRQ_PBA8_PCI3 (IRQ_PBA8_GIC_START + 53)
#define IRQ_PBA8_SMC -1
#define IRQ_PBA8_SCTL -1
#define NR_GIC_PBA8 1
/*
* Only define NR_IRQS if less than NR_IRQS_PBA8
*/
#define NR_IRQS_PBA8 (IRQ_PBA8_GIC_START + 64)
#if defined(CONFIG_MACH_REALVIEW_PBA8)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBA8)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PBA8
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBA8)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PBA8
#endif
#endif /* CONFIG_MACH_REALVIEW_PBA8 */
#endif /* __ASM_ARCH_BOARD_PBA8_H */

View file

@ -0,0 +1,108 @@
/*
* arch/arm/mach-realview/include/mach/board-pbx.h
*
* Copyright (C) 2009 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __ASM_ARCH_BOARD_PBX_H
#define __ASM_ARCH_BOARD_PBX_H
#include <mach/platform.h>
/*
* Peripheral addresses
*/
#define REALVIEW_PBX_UART0_BASE 0x10009000 /* UART 0 */
#define REALVIEW_PBX_UART1_BASE 0x1000A000 /* UART 1 */
#define REALVIEW_PBX_UART2_BASE 0x1000B000 /* UART 2 */
#define REALVIEW_PBX_UART3_BASE 0x1000C000 /* UART 3 */
#define REALVIEW_PBX_SSP_BASE 0x1000D000 /* Synchronous Serial Port */
#define REALVIEW_PBX_WATCHDOG0_BASE 0x1000F000 /* Watchdog 0 */
#define REALVIEW_PBX_WATCHDOG_BASE 0x10010000 /* watchdog interface */
#define REALVIEW_PBX_TIMER0_1_BASE 0x10011000 /* Timer 0 and 1 */
#define REALVIEW_PBX_TIMER2_3_BASE 0x10012000 /* Timer 2 and 3 */
#define REALVIEW_PBX_GPIO0_BASE 0x10013000 /* GPIO port 0 */
#define REALVIEW_PBX_RTC_BASE 0x10017000 /* Real Time Clock */
#define REALVIEW_PBX_TIMER4_5_BASE 0x10018000 /* Timer 4/5 */
#define REALVIEW_PBX_TIMER6_7_BASE 0x10019000 /* Timer 6/7 */
#define REALVIEW_PBX_SCTL_BASE 0x1001A000 /* System Controller */
#define REALVIEW_PBX_CLCD_BASE 0x10020000 /* CLCD */
#define REALVIEW_PBX_ONB_SRAM_BASE 0x10060000 /* On-board SRAM */
#define REALVIEW_PBX_DMC_BASE 0x100E0000 /* DMC configuration */
#define REALVIEW_PBX_SMC_BASE 0x100E1000 /* SMC configuration */
#define REALVIEW_PBX_CAN_BASE 0x100E2000 /* CAN bus */
#define REALVIEW_PBX_GIC_CPU_BASE 0x1E000000 /* Generic interrupt controller CPU interface */
#define REALVIEW_PBX_FLASH0_BASE 0x40000000
#define REALVIEW_PBX_FLASH0_SIZE SZ_64M
#define REALVIEW_PBX_FLASH1_BASE 0x44000000
#define REALVIEW_PBX_FLASH1_SIZE SZ_64M
#define REALVIEW_PBX_ETH_BASE 0x4E000000 /* Ethernet */
#define REALVIEW_PBX_USB_BASE 0x4F000000 /* USB */
#define REALVIEW_PBX_GIC_DIST_BASE 0x1E001000 /* Generic interrupt controller distributor */
#define REALVIEW_PBX_LT_BASE 0xC0000000 /* Logic Tile expansion */
#define REALVIEW_PBX_SDRAM6_BASE 0x70000000 /* SDRAM bank 6 256MB */
#define REALVIEW_PBX_SDRAM7_BASE 0x80000000 /* SDRAM bank 7 256MB */
/*
* Tile-specific addresses
*/
#define REALVIEW_PBX_TILE_SCU_BASE 0x1F000000 /* SCU registers */
#define REALVIEW_PBX_TILE_GIC_CPU_BASE 0x1F000100 /* Private Generic interrupt controller CPU interface */
#define REALVIEW_PBX_TILE_TWD_BASE 0x1F000600
#define REALVIEW_PBX_TILE_TWD_PERCPU_BASE 0x1F000700
#define REALVIEW_PBX_TILE_TWD_SIZE 0x00000100
#define REALVIEW_PBX_TILE_GIC_DIST_BASE 0x1F001000 /* Private Generic interrupt controller distributor */
#define REALVIEW_PBX_TILE_L220_BASE 0x1F002000 /* L220 registers */
#define REALVIEW_PBX_SYS_PLD_CTRL1 0x74
/*
* PBX PCI regions
*/
#define REALVIEW_PBX_PCI_BASE 0x90040000 /* PCI-X Unit base */
#define REALVIEW_PBX_PCI_IO_BASE 0x90050000 /* IO Region on AHB */
#define REALVIEW_PBX_PCI_MEM_BASE 0xA0000000 /* MEM Region on AHB */
#define REALVIEW_PBX_PCI_BASE_SIZE 0x10000 /* 16 Kb */
#define REALVIEW_PBX_PCI_IO_SIZE 0x1000 /* 4 Kb */
#define REALVIEW_PBX_PCI_MEM_SIZE 0x20000000 /* 512 MB */
/*
* Core tile identification (REALVIEW_SYS_PROCID)
*/
#define REALVIEW_PBX_PROC_MASK 0xFF000000
#define REALVIEW_PBX_PROC_ARM7TDMI 0x00000000
#define REALVIEW_PBX_PROC_ARM9 0x02000000
#define REALVIEW_PBX_PROC_ARM11 0x04000000
#define REALVIEW_PBX_PROC_ARM11MP 0x06000000
#define REALVIEW_PBX_PROC_A9MP 0x0C000000
#define REALVIEW_PBX_PROC_A8 0x0E000000
#define check_pbx_proc(proc_type) \
((readl(__io_address(REALVIEW_SYS_PROCID)) & REALVIEW_PBX_PROC_MASK) \
== proc_type)
#ifdef CONFIG_MACH_REALVIEW_PBX
#define core_tile_pbx11mp() check_pbx_proc(REALVIEW_PBX_PROC_ARM11MP)
#define core_tile_pbxa9mp() check_pbx_proc(REALVIEW_PBX_PROC_A9MP)
#define core_tile_pbxa8() check_pbx_proc(REALVIEW_PBX_PROC_A8)
#else
#define core_tile_pbx11mp() 0
#define core_tile_pbxa9mp() 0
#define core_tile_pbxa8() 0
#endif
#endif /* __ASM_ARCH_BOARD_PBX_H */

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@ -12,7 +12,8 @@
#if defined(CONFIG_MACH_REALVIEW_EB) || \
defined(CONFIG_MACH_REALVIEW_PB11MP) || \
defined(CONFIG_MACH_REALVIEW_PBA8)
defined(CONFIG_MACH_REALVIEW_PBA8) || \
defined(CONFIG_MACH_REALVIEW_PBX)
#ifndef DEBUG_LL_UART_OFFSET
#define DEBUG_LL_UART_OFFSET 0x00009000
#elif DEBUG_LL_UART_OFFSET != 0x00009000

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@ -0,0 +1,129 @@
/*
* arch/arm/mach-realview/include/mach/irqs-eb.h
*
* Copyright (C) 2007 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __MACH_IRQS_EB_H
#define __MACH_IRQS_EB_H
#define IRQ_EB_GIC_START 32
/*
* RealView EB interrupt sources
*/
#define IRQ_EB_WDOG (IRQ_EB_GIC_START + 0) /* Watchdog timer */
#define IRQ_EB_SOFT (IRQ_EB_GIC_START + 1) /* Software interrupt */
#define IRQ_EB_COMMRx (IRQ_EB_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_EB_COMMTx (IRQ_EB_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_EB_TIMER0_1 (IRQ_EB_GIC_START + 4) /* Timer 0 and 1 */
#define IRQ_EB_TIMER2_3 (IRQ_EB_GIC_START + 5) /* Timer 2 and 3 */
#define IRQ_EB_GPIO0 (IRQ_EB_GIC_START + 6) /* GPIO 0 */
#define IRQ_EB_GPIO1 (IRQ_EB_GIC_START + 7) /* GPIO 1 */
#define IRQ_EB_GPIO2 (IRQ_EB_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_EB_RTC (IRQ_EB_GIC_START + 10) /* Real Time Clock */
#define IRQ_EB_SSP (IRQ_EB_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_EB_UART0 (IRQ_EB_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_EB_UART1 (IRQ_EB_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_EB_UART2 (IRQ_EB_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_EB_UART3 (IRQ_EB_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_EB_SCI (IRQ_EB_GIC_START + 16) /* Smart Card Interface */
#define IRQ_EB_MMCI0A (IRQ_EB_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_EB_MMCI0B (IRQ_EB_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_EB_AACI (IRQ_EB_GIC_START + 19) /* Audio Codec */
#define IRQ_EB_KMI0 (IRQ_EB_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_EB_KMI1 (IRQ_EB_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_EB_CHARLCD (IRQ_EB_GIC_START + 22) /* Character LCD */
#define IRQ_EB_CLCD (IRQ_EB_GIC_START + 23) /* CLCD controller */
#define IRQ_EB_DMA (IRQ_EB_GIC_START + 24) /* DMA controller */
#define IRQ_EB_PWRFAIL (IRQ_EB_GIC_START + 25) /* Power failure */
#define IRQ_EB_PISMO (IRQ_EB_GIC_START + 26) /* PISMO interface */
#define IRQ_EB_DoC (IRQ_EB_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_EB_ETH (IRQ_EB_GIC_START + 28) /* Ethernet controller */
#define IRQ_EB_USB (IRQ_EB_GIC_START + 29) /* USB controller */
#define IRQ_EB_TSPEN (IRQ_EB_GIC_START + 30) /* Touchscreen pen */
#define IRQ_EB_TSKPAD (IRQ_EB_GIC_START + 31) /* Touchscreen keypad */
/*
* RealView EB + ARM11MPCore interrupt sources (primary GIC on the core tile)
*/
#define IRQ_EB11MP_AACI (IRQ_EB_GIC_START + 0)
#define IRQ_EB11MP_TIMER0_1 (IRQ_EB_GIC_START + 1)
#define IRQ_EB11MP_TIMER2_3 (IRQ_EB_GIC_START + 2)
#define IRQ_EB11MP_USB (IRQ_EB_GIC_START + 3)
#define IRQ_EB11MP_UART0 (IRQ_EB_GIC_START + 4)
#define IRQ_EB11MP_UART1 (IRQ_EB_GIC_START + 5)
#define IRQ_EB11MP_RTC (IRQ_EB_GIC_START + 6)
#define IRQ_EB11MP_KMI0 (IRQ_EB_GIC_START + 7)
#define IRQ_EB11MP_KMI1 (IRQ_EB_GIC_START + 8)
#define IRQ_EB11MP_ETH (IRQ_EB_GIC_START + 9)
#define IRQ_EB11MP_EB_IRQ1 (IRQ_EB_GIC_START + 10) /* main GIC */
#define IRQ_EB11MP_EB_IRQ2 (IRQ_EB_GIC_START + 11) /* tile GIC */
#define IRQ_EB11MP_EB_FIQ1 (IRQ_EB_GIC_START + 12) /* main GIC */
#define IRQ_EB11MP_EB_FIQ2 (IRQ_EB_GIC_START + 13) /* tile GIC */
#define IRQ_EB11MP_MMCI0A (IRQ_EB_GIC_START + 14)
#define IRQ_EB11MP_MMCI0B (IRQ_EB_GIC_START + 15)
#define IRQ_EB11MP_PMU_CPU0 (IRQ_EB_GIC_START + 17)
#define IRQ_EB11MP_PMU_CPU1 (IRQ_EB_GIC_START + 18)
#define IRQ_EB11MP_PMU_CPU2 (IRQ_EB_GIC_START + 19)
#define IRQ_EB11MP_PMU_CPU3 (IRQ_EB_GIC_START + 20)
#define IRQ_EB11MP_PMU_SCU0 (IRQ_EB_GIC_START + 21)
#define IRQ_EB11MP_PMU_SCU1 (IRQ_EB_GIC_START + 22)
#define IRQ_EB11MP_PMU_SCU2 (IRQ_EB_GIC_START + 23)
#define IRQ_EB11MP_PMU_SCU3 (IRQ_EB_GIC_START + 24)
#define IRQ_EB11MP_PMU_SCU4 (IRQ_EB_GIC_START + 25)
#define IRQ_EB11MP_PMU_SCU5 (IRQ_EB_GIC_START + 26)
#define IRQ_EB11MP_PMU_SCU6 (IRQ_EB_GIC_START + 27)
#define IRQ_EB11MP_PMU_SCU7 (IRQ_EB_GIC_START + 28)
#define IRQ_EB11MP_L220_EVENT (IRQ_EB_GIC_START + 29)
#define IRQ_EB11MP_L220_SLAVE (IRQ_EB_GIC_START + 30)
#define IRQ_EB11MP_L220_DECODE (IRQ_EB_GIC_START + 31)
#define IRQ_EB11MP_UART2 -1
#define IRQ_EB11MP_UART3 -1
#define IRQ_EB11MP_CLCD -1
#define IRQ_EB11MP_DMA -1
#define IRQ_EB11MP_WDOG -1
#define IRQ_EB11MP_GPIO0 -1
#define IRQ_EB11MP_GPIO1 -1
#define IRQ_EB11MP_GPIO2 -1
#define IRQ_EB11MP_SCI -1
#define IRQ_EB11MP_SSP -1
#define NR_GIC_EB11MP 2
/*
* Only define NR_IRQS if less than NR_IRQS_EB
*/
#define NR_IRQS_EB (IRQ_EB_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_EB) \
&& (!defined(NR_IRQS) || (NR_IRQS < NR_IRQS_EB))
#undef NR_IRQS
#define NR_IRQS NR_IRQS_EB
#endif
#if defined(CONFIG_REALVIEW_EB_ARM11MP) || defined(CONFIG_REALVIEW_EB_A9MP) \
&& (!defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_EB11MP))
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_EB11MP
#endif
#endif /* __MACH_IRQS_EB_H */

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@ -0,0 +1,99 @@
/*
* arch/arm/mach-realview/include/mach/irqs-pb1176.h
*
* Copyright (C) 2008 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __MACH_IRQS_PB1176_H
#define __MACH_IRQS_PB1176_H
#define IRQ_DC1176_GIC_START 32
#define IRQ_PB1176_GIC_START 64
/*
* ARM1176 DevChip interrupt sources (primary GIC)
*/
#define IRQ_DC1176_WATCHDOG (IRQ_DC1176_GIC_START + 0) /* Watchdog timer */
#define IRQ_DC1176_SOFTINT (IRQ_DC1176_GIC_START + 1) /* Software interrupt */
#define IRQ_DC1176_COMMRx (IRQ_DC1176_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_DC1176_COMMTx (IRQ_DC1176_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_DC1176_TIMER0 (IRQ_DC1176_GIC_START + 8) /* Timer 0 */
#define IRQ_DC1176_TIMER1 (IRQ_DC1176_GIC_START + 9) /* Timer 1 */
#define IRQ_DC1176_TIMER2 (IRQ_DC1176_GIC_START + 10) /* Timer 2 */
#define IRQ_DC1176_APC (IRQ_DC1176_GIC_START + 11)
#define IRQ_DC1176_IEC (IRQ_DC1176_GIC_START + 12)
#define IRQ_DC1176_L2CC (IRQ_DC1176_GIC_START + 13)
#define IRQ_DC1176_RTC (IRQ_DC1176_GIC_START + 14)
#define IRQ_DC1176_CLCD (IRQ_DC1176_GIC_START + 15) /* CLCD controller */
#define IRQ_DC1176_UART0 (IRQ_DC1176_GIC_START + 18) /* UART 0 on development chip */
#define IRQ_DC1176_UART1 (IRQ_DC1176_GIC_START + 19) /* UART 1 on development chip */
#define IRQ_DC1176_UART2 (IRQ_DC1176_GIC_START + 20) /* UART 2 on development chip */
#define IRQ_DC1176_UART3 (IRQ_DC1176_GIC_START + 21) /* UART 3 on development chip */
#define IRQ_DC1176_PB_IRQ2 (IRQ_DC1176_GIC_START + 30) /* tile GIC */
#define IRQ_DC1176_PB_IRQ1 (IRQ_DC1176_GIC_START + 31) /* main GIC */
/*
* RealView PB1176 interrupt sources (secondary GIC)
*/
#define IRQ_PB1176_MMCI0A (IRQ_PB1176_GIC_START + 1) /* Multimedia Card 0A */
#define IRQ_PB1176_MMCI0B (IRQ_PB1176_GIC_START + 2) /* Multimedia Card 0A */
#define IRQ_PB1176_KMI0 (IRQ_PB1176_GIC_START + 3) /* Keyboard/Mouse port 0 */
#define IRQ_PB1176_KMI1 (IRQ_PB1176_GIC_START + 4) /* Keyboard/Mouse port 1 */
#define IRQ_PB1176_SCI (IRQ_PB1176_GIC_START + 5)
#define IRQ_PB1176_UART4 (IRQ_PB1176_GIC_START + 6) /* UART 4 on baseboard */
#define IRQ_PB1176_CHARLCD (IRQ_PB1176_GIC_START + 7) /* Character LCD */
#define IRQ_PB1176_GPIO1 (IRQ_PB1176_GIC_START + 8)
#define IRQ_PB1176_GPIO2 (IRQ_PB1176_GIC_START + 9)
#define IRQ_PB1176_ETH (IRQ_PB1176_GIC_START + 10) /* Ethernet controller */
#define IRQ_PB1176_USB (IRQ_PB1176_GIC_START + 11) /* USB controller */
#define IRQ_PB1176_PISMO (IRQ_PB1176_GIC_START + 16)
#define IRQ_PB1176_AACI (IRQ_PB1176_GIC_START + 19) /* Audio Codec */
#define IRQ_PB1176_TIMER0_1 (IRQ_PB1176_GIC_START + 22)
#define IRQ_PB1176_TIMER2_3 (IRQ_PB1176_GIC_START + 23)
#define IRQ_PB1176_DMAC (IRQ_PB1176_GIC_START + 24) /* DMA controller */
#define IRQ_PB1176_RTC (IRQ_PB1176_GIC_START + 25) /* Real Time Clock */
#define IRQ_PB1176_GPIO0 -1
#define IRQ_PB1176_SSP -1
#define IRQ_PB1176_SCTL -1
#define NR_GIC_PB1176 2
/*
* Only define NR_IRQS if less than NR_IRQS_PB1176
*/
#define NR_IRQS_PB1176 (IRQ_DC1176_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_PB1176)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB1176)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PB1176
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB1176)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PB1176
#endif
#endif /* CONFIG_MACH_REALVIEW_PB1176 */
#endif /* __MACH_IRQS_PB1176_H */

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@ -0,0 +1,122 @@
/*
* arch/arm/mach-realview/include/mach/irqs-pb11mp.h
*
* Copyright (C) 2008 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __MACH_IRQS_PB11MP_H
#define __MACH_IRQS_PB11MP_H
#define IRQ_TC11MP_GIC_START 32
#define IRQ_PB11MP_GIC_START 64
/*
* ARM11MPCore test chip interrupt sources (primary GIC on the test chip)
*/
#define IRQ_TC11MP_AACI (IRQ_TC11MP_GIC_START + 0)
#define IRQ_TC11MP_TIMER0_1 (IRQ_TC11MP_GIC_START + 1)
#define IRQ_TC11MP_TIMER2_3 (IRQ_TC11MP_GIC_START + 2)
#define IRQ_TC11MP_USB (IRQ_TC11MP_GIC_START + 3)
#define IRQ_TC11MP_UART0 (IRQ_TC11MP_GIC_START + 4)
#define IRQ_TC11MP_UART1 (IRQ_TC11MP_GIC_START + 5)
#define IRQ_TC11MP_RTC (IRQ_TC11MP_GIC_START + 6)
#define IRQ_TC11MP_KMI0 (IRQ_TC11MP_GIC_START + 7)
#define IRQ_TC11MP_KMI1 (IRQ_TC11MP_GIC_START + 8)
#define IRQ_TC11MP_ETH (IRQ_TC11MP_GIC_START + 9)
#define IRQ_TC11MP_PB_IRQ1 (IRQ_TC11MP_GIC_START + 10) /* main GIC */
#define IRQ_TC11MP_PB_IRQ2 (IRQ_TC11MP_GIC_START + 11) /* tile GIC */
#define IRQ_TC11MP_PB_FIQ1 (IRQ_TC11MP_GIC_START + 12) /* main GIC */
#define IRQ_TC11MP_PB_FIQ2 (IRQ_TC11MP_GIC_START + 13) /* tile GIC */
#define IRQ_TC11MP_MMCI0A (IRQ_TC11MP_GIC_START + 14)
#define IRQ_TC11MP_MMCI0B (IRQ_TC11MP_GIC_START + 15)
#define IRQ_TC11MP_PMU_CPU0 (IRQ_TC11MP_GIC_START + 17)
#define IRQ_TC11MP_PMU_CPU1 (IRQ_TC11MP_GIC_START + 18)
#define IRQ_TC11MP_PMU_CPU2 (IRQ_TC11MP_GIC_START + 19)
#define IRQ_TC11MP_PMU_CPU3 (IRQ_TC11MP_GIC_START + 20)
#define IRQ_TC11MP_PMU_SCU0 (IRQ_TC11MP_GIC_START + 21)
#define IRQ_TC11MP_PMU_SCU1 (IRQ_TC11MP_GIC_START + 22)
#define IRQ_TC11MP_PMU_SCU2 (IRQ_TC11MP_GIC_START + 23)
#define IRQ_TC11MP_PMU_SCU3 (IRQ_TC11MP_GIC_START + 24)
#define IRQ_TC11MP_PMU_SCU4 (IRQ_TC11MP_GIC_START + 25)
#define IRQ_TC11MP_PMU_SCU5 (IRQ_TC11MP_GIC_START + 26)
#define IRQ_TC11MP_PMU_SCU6 (IRQ_TC11MP_GIC_START + 27)
#define IRQ_TC11MP_PMU_SCU7 (IRQ_TC11MP_GIC_START + 28)
#define IRQ_TC11MP_L220_EVENT (IRQ_TC11MP_GIC_START + 29)
#define IRQ_TC11MP_L220_SLAVE (IRQ_TC11MP_GIC_START + 30)
#define IRQ_TC11MP_L220_DECODE (IRQ_TC11MP_GIC_START + 31)
/*
* RealView PB11MPCore GIC interrupt sources (secondary GIC on the board)
*/
#define IRQ_PB11MP_WATCHDOG (IRQ_PB11MP_GIC_START + 0) /* Watchdog timer */
#define IRQ_PB11MP_SOFT (IRQ_PB11MP_GIC_START + 1) /* Software interrupt */
#define IRQ_PB11MP_COMMRx (IRQ_PB11MP_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_PB11MP_COMMTx (IRQ_PB11MP_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_PB11MP_GPIO0 (IRQ_PB11MP_GIC_START + 6) /* GPIO 0 */
#define IRQ_PB11MP_GPIO1 (IRQ_PB11MP_GIC_START + 7) /* GPIO 1 */
#define IRQ_PB11MP_GPIO2 (IRQ_PB11MP_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_PB11MP_RTC_GIC1 (IRQ_PB11MP_GIC_START + 10) /* Real Time Clock */
#define IRQ_PB11MP_SSP (IRQ_PB11MP_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_PB11MP_UART0_GIC1 (IRQ_PB11MP_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_PB11MP_UART1_GIC1 (IRQ_PB11MP_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_PB11MP_UART2 (IRQ_PB11MP_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_PB11MP_UART3 (IRQ_PB11MP_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_PB11MP_SCI (IRQ_PB11MP_GIC_START + 16) /* Smart Card Interface */
#define IRQ_PB11MP_MMCI0A_GIC1 (IRQ_PB11MP_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_PB11MP_MMCI0B_GIC1 (IRQ_PB11MP_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_PB11MP_AACI_GIC1 (IRQ_PB11MP_GIC_START + 19) /* Audio Codec */
#define IRQ_PB11MP_KMI0_GIC1 (IRQ_PB11MP_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_PB11MP_KMI1_GIC1 (IRQ_PB11MP_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_PB11MP_CHARLCD (IRQ_PB11MP_GIC_START + 22) /* Character LCD */
#define IRQ_PB11MP_CLCD (IRQ_PB11MP_GIC_START + 23) /* CLCD controller */
#define IRQ_PB11MP_DMAC (IRQ_PB11MP_GIC_START + 24) /* DMA controller */
#define IRQ_PB11MP_PWRFAIL (IRQ_PB11MP_GIC_START + 25) /* Power failure */
#define IRQ_PB11MP_PISMO (IRQ_PB11MP_GIC_START + 26) /* PISMO interface */
#define IRQ_PB11MP_DoC (IRQ_PB11MP_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_PB11MP_ETH_GIC1 (IRQ_PB11MP_GIC_START + 28) /* Ethernet controller */
#define IRQ_PB11MP_USB_GIC1 (IRQ_PB11MP_GIC_START + 29) /* USB controller */
#define IRQ_PB11MP_TSPEN (IRQ_PB11MP_GIC_START + 30) /* Touchscreen pen */
#define IRQ_PB11MP_TSKPAD (IRQ_PB11MP_GIC_START + 31) /* Touchscreen keypad */
#define IRQ_PB11MP_SMC -1
#define IRQ_PB11MP_SCTL -1
#define NR_GIC_PB11MP 2
/*
* Only define NR_IRQS if less than NR_IRQS_PB11MP
*/
#define NR_IRQS_PB11MP (IRQ_TC11MP_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_PB11MP)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PB11MP)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PB11MP
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PB11MP)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PB11MP
#endif
#endif /* CONFIG_MACH_REALVIEW_PB11MP */
#endif /* __MACH_IRQS_PB11MP_H */

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/*
* arch/arm/mach-realview/include/mach/irqs-pba8.h
*
* Copyright (C) 2008 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston,
* MA 02110-1301, USA.
*/
#ifndef __MACH_IRQS_PBA8_H
#define __MACH_IRQS_PBA8_H
#define IRQ_PBA8_GIC_START 32
/* L220
#define IRQ_PBA8_L220_EVENT (IRQ_PBA8_GIC_START + 29)
#define IRQ_PBA8_L220_SLAVE (IRQ_PBA8_GIC_START + 30)
#define IRQ_PBA8_L220_DECODE (IRQ_PBA8_GIC_START + 31)
*/
/*
* PB-A8 on-board gic irq sources
*/
#define IRQ_PBA8_WATCHDOG (IRQ_PBA8_GIC_START + 0) /* Watchdog timer */
#define IRQ_PBA8_SOFT (IRQ_PBA8_GIC_START + 1) /* Software interrupt */
#define IRQ_PBA8_COMMRx (IRQ_PBA8_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_PBA8_COMMTx (IRQ_PBA8_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_PBA8_TIMER0_1 (IRQ_PBA8_GIC_START + 4) /* Timer 0/1 (default timer) */
#define IRQ_PBA8_TIMER2_3 (IRQ_PBA8_GIC_START + 5) /* Timer 2/3 */
#define IRQ_PBA8_GPIO0 (IRQ_PBA8_GIC_START + 6) /* GPIO 0 */
#define IRQ_PBA8_GPIO1 (IRQ_PBA8_GIC_START + 7) /* GPIO 1 */
#define IRQ_PBA8_GPIO2 (IRQ_PBA8_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_PBA8_RTC (IRQ_PBA8_GIC_START + 10) /* Real Time Clock */
#define IRQ_PBA8_SSP (IRQ_PBA8_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_PBA8_UART0 (IRQ_PBA8_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_PBA8_UART1 (IRQ_PBA8_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_PBA8_UART2 (IRQ_PBA8_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_PBA8_UART3 (IRQ_PBA8_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_PBA8_SCI (IRQ_PBA8_GIC_START + 16) /* Smart Card Interface */
#define IRQ_PBA8_MMCI0A (IRQ_PBA8_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_PBA8_MMCI0B (IRQ_PBA8_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_PBA8_AACI (IRQ_PBA8_GIC_START + 19) /* Audio Codec */
#define IRQ_PBA8_KMI0 (IRQ_PBA8_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_PBA8_KMI1 (IRQ_PBA8_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_PBA8_CHARLCD (IRQ_PBA8_GIC_START + 22) /* Character LCD */
#define IRQ_PBA8_CLCD (IRQ_PBA8_GIC_START + 23) /* CLCD controller */
#define IRQ_PBA8_DMAC (IRQ_PBA8_GIC_START + 24) /* DMA controller */
#define IRQ_PBA8_PWRFAIL (IRQ_PBA8_GIC_START + 25) /* Power failure */
#define IRQ_PBA8_PISMO (IRQ_PBA8_GIC_START + 26) /* PISMO interface */
#define IRQ_PBA8_DoC (IRQ_PBA8_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_PBA8_ETH (IRQ_PBA8_GIC_START + 28) /* Ethernet controller */
#define IRQ_PBA8_USB (IRQ_PBA8_GIC_START + 29) /* USB controller */
#define IRQ_PBA8_TSPEN (IRQ_PBA8_GIC_START + 30) /* Touchscreen pen */
#define IRQ_PBA8_TSKPAD (IRQ_PBA8_GIC_START + 31) /* Touchscreen keypad */
/* ... */
#define IRQ_PBA8_PCI0 (IRQ_PBA8_GIC_START + 50)
#define IRQ_PBA8_PCI1 (IRQ_PBA8_GIC_START + 51)
#define IRQ_PBA8_PCI2 (IRQ_PBA8_GIC_START + 52)
#define IRQ_PBA8_PCI3 (IRQ_PBA8_GIC_START + 53)
#define IRQ_PBA8_SMC -1
#define IRQ_PBA8_SCTL -1
#define NR_GIC_PBA8 1
/*
* Only define NR_IRQS if less than NR_IRQS_PBA8
*/
#define NR_IRQS_PBA8 (IRQ_PBA8_GIC_START + 64)
#if defined(CONFIG_MACH_REALVIEW_PBA8)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBA8)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PBA8
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBA8)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PBA8
#endif
#endif /* CONFIG_MACH_REALVIEW_PBA8 */
#endif /* __MACH_IRQS_PBA8_H */

View file

@ -0,0 +1,115 @@
/*
* arch/arm/mach-realview/include/mach/irqs-pbx.h
*
* Copyright (C) 2009 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#ifndef __MACH_IRQS_PBX_H
#define __MACH_IRQS_PBX_H
#define IRQ_PBX_GIC_START 32
/* L220
#define IRQ_PBX_L220_EVENT (IRQ_PBX_GIC_START + 29)
#define IRQ_PBX_L220_SLAVE (IRQ_PBX_GIC_START + 30)
#define IRQ_PBX_L220_DECODE (IRQ_PBX_GIC_START + 31)
*/
/*
* PBX on-board gic irq sources
*/
#define IRQ_PBX_WATCHDOG (IRQ_PBX_GIC_START + 0) /* Watchdog timer */
#define IRQ_PBX_SOFT (IRQ_PBX_GIC_START + 1) /* Software interrupt */
#define IRQ_PBX_COMMRx (IRQ_PBX_GIC_START + 2) /* Debug Comm Rx interrupt */
#define IRQ_PBX_COMMTx (IRQ_PBX_GIC_START + 3) /* Debug Comm Tx interrupt */
#define IRQ_PBX_TIMER0_1 (IRQ_PBX_GIC_START + 4) /* Timer 0/1 (default timer) */
#define IRQ_PBX_TIMER2_3 (IRQ_PBX_GIC_START + 5) /* Timer 2/3 */
#define IRQ_PBX_GPIO0 (IRQ_PBX_GIC_START + 6) /* GPIO 0 */
#define IRQ_PBX_GPIO1 (IRQ_PBX_GIC_START + 7) /* GPIO 1 */
#define IRQ_PBX_GPIO2 (IRQ_PBX_GIC_START + 8) /* GPIO 2 */
/* 9 reserved */
#define IRQ_PBX_RTC (IRQ_PBX_GIC_START + 10) /* Real Time Clock */
#define IRQ_PBX_SSP (IRQ_PBX_GIC_START + 11) /* Synchronous Serial Port */
#define IRQ_PBX_UART0 (IRQ_PBX_GIC_START + 12) /* UART 0 on development chip */
#define IRQ_PBX_UART1 (IRQ_PBX_GIC_START + 13) /* UART 1 on development chip */
#define IRQ_PBX_UART2 (IRQ_PBX_GIC_START + 14) /* UART 2 on development chip */
#define IRQ_PBX_UART3 (IRQ_PBX_GIC_START + 15) /* UART 3 on development chip */
#define IRQ_PBX_SCI (IRQ_PBX_GIC_START + 16) /* Smart Card Interface */
#define IRQ_PBX_MMCI0A (IRQ_PBX_GIC_START + 17) /* Multimedia Card 0A */
#define IRQ_PBX_MMCI0B (IRQ_PBX_GIC_START + 18) /* Multimedia Card 0B */
#define IRQ_PBX_AACI (IRQ_PBX_GIC_START + 19) /* Audio Codec */
#define IRQ_PBX_KMI0 (IRQ_PBX_GIC_START + 20) /* Keyboard/Mouse port 0 */
#define IRQ_PBX_KMI1 (IRQ_PBX_GIC_START + 21) /* Keyboard/Mouse port 1 */
#define IRQ_PBX_CHARLCD (IRQ_PBX_GIC_START + 22) /* Character LCD */
#define IRQ_PBX_CLCD (IRQ_PBX_GIC_START + 23) /* CLCD controller */
#define IRQ_PBX_DMAC (IRQ_PBX_GIC_START + 24) /* DMA controller */
#define IRQ_PBX_PWRFAIL (IRQ_PBX_GIC_START + 25) /* Power failure */
#define IRQ_PBX_PISMO (IRQ_PBX_GIC_START + 26) /* PISMO interface */
#define IRQ_PBX_DoC (IRQ_PBX_GIC_START + 27) /* Disk on Chip memory controller */
#define IRQ_PBX_ETH (IRQ_PBX_GIC_START + 28) /* Ethernet controller */
#define IRQ_PBX_USB (IRQ_PBX_GIC_START + 29) /* USB controller */
#define IRQ_PBX_TSPEN (IRQ_PBX_GIC_START + 30) /* Touchscreen pen */
#define IRQ_PBX_TSKPAD (IRQ_PBX_GIC_START + 31) /* Touchscreen keypad */
#define IRQ_PBX_PMU_SCU0 (IRQ_PBX_GIC_START + 32) /* SCU PMU Interrupts (11mp) */
#define IRQ_PBX_PMU_SCU1 (IRQ_PBX_GIC_START + 33)
#define IRQ_PBX_PMU_SCU2 (IRQ_PBX_GIC_START + 34)
#define IRQ_PBX_PMU_SCU3 (IRQ_PBX_GIC_START + 35)
#define IRQ_PBX_PMU_SCU4 (IRQ_PBX_GIC_START + 36)
#define IRQ_PBX_PMU_SCU5 (IRQ_PBX_GIC_START + 37)
#define IRQ_PBX_PMU_SCU6 (IRQ_PBX_GIC_START + 38)
#define IRQ_PBX_PMU_SCU7 (IRQ_PBX_GIC_START + 39)
#define IRQ_PBX_WATCHDOG1 (IRQ_PBX_GIC_START + 40) /* Watchdog1 timer */
#define IRQ_PBX_TIMER4_5 (IRQ_PBX_GIC_START + 41) /* Timer 0/1 (default timer) */
#define IRQ_PBX_TIMER6_7 (IRQ_PBX_GIC_START + 42) /* Timer 2/3 */
/* ... */
#define IRQ_PBX_PMU_CPU3 (IRQ_PBX_GIC_START + 44) /* CPU PMU Interrupts */
#define IRQ_PBX_PMU_CPU2 (IRQ_PBX_GIC_START + 45)
#define IRQ_PBX_PMU_CPU1 (IRQ_PBX_GIC_START + 46)
#define IRQ_PBX_PMU_CPU0 (IRQ_PBX_GIC_START + 47)
/* ... */
#define IRQ_PBX_PCI0 (IRQ_PBX_GIC_START + 50)
#define IRQ_PBX_PCI1 (IRQ_PBX_GIC_START + 51)
#define IRQ_PBX_PCI2 (IRQ_PBX_GIC_START + 52)
#define IRQ_PBX_PCI3 (IRQ_PBX_GIC_START + 53)
#define IRQ_PBX_SMC -1
#define IRQ_PBX_SCTL -1
#define NR_GIC_PBX 1
/*
* Only define NR_IRQS if less than NR_IRQS_PBX
*/
#define NR_IRQS_PBX (IRQ_PBX_GIC_START + 96)
#if defined(CONFIG_MACH_REALVIEW_PBX)
#if !defined(NR_IRQS) || (NR_IRQS < NR_IRQS_PBX)
#undef NR_IRQS
#define NR_IRQS NR_IRQS_PBX
#endif
#if !defined(MAX_GIC_NR) || (MAX_GIC_NR < NR_GIC_PBX)
#undef MAX_GIC_NR
#define MAX_GIC_NR NR_GIC_PBX
#endif
#endif /* CONFIG_MACH_REALVIEW_PBX */
#endif /* __MACH_IRQS_PBX_H */

View file

@ -22,10 +22,11 @@
#ifndef __ASM_ARCH_IRQS_H
#define __ASM_ARCH_IRQS_H
#include <mach/board-eb.h>
#include <mach/board-pb11mp.h>
#include <mach/board-pb1176.h>
#include <mach/board-pba8.h>
#include <mach/irqs-eb.h>
#include <mach/irqs-pb11mp.h>
#include <mach/irqs-pb1176.h>
#include <mach/irqs-pba8.h>
#include <mach/irqs-pbx.h>
#define IRQ_LOCALTIMER 29
#define IRQ_LOCALWDOG 30

View file

@ -24,6 +24,7 @@
#include <mach/board-pb11mp.h>
#include <mach/board-pb1176.h>
#include <mach/board-pba8.h>
#include <mach/board-pbx.h>
#define AMBA_UART_DR(base) (*(volatile unsigned char *)((base) + 0x00))
#define AMBA_UART_LCRH(base) (*(volatile unsigned char *)((base) + 0x2c))
@ -43,6 +44,8 @@ static inline unsigned long get_uart_base(void)
return REALVIEW_PB1176_UART0_BASE;
else if (machine_is_realview_pba8())
return REALVIEW_PBA8_UART0_BASE;
else if (machine_is_realview_pbx())
return REALVIEW_PBX_UART0_BASE;
else
return 0;
}

View file

@ -23,6 +23,7 @@
#include <mach/board-eb.h>
#include <mach/board-pb11mp.h>
#include <mach/board-pbx.h>
#include <asm/smp_scu.h>
#include "core.h"
@ -41,6 +42,9 @@ static void __iomem *scu_base_addr(void)
return __io_address(REALVIEW_EB11MP_SCU_BASE);
else if (machine_is_realview_pb11mp())
return __io_address(REALVIEW_TC11MP_SCU_BASE);
else if (machine_is_realview_pbx() &&
(core_tile_pbx11mp() || core_tile_pbxa9mp()))
return __io_address(REALVIEW_PBX_TILE_SCU_BASE);
else
return (void __iomem *)0;
}

View file

@ -203,11 +203,23 @@ static struct amba_device *amba_devs[] __initdata = {
/*
* RealView PB1176 platform devices
*/
static struct resource realview_pb1176_flash_resource = {
.start = REALVIEW_PB1176_FLASH_BASE,
.end = REALVIEW_PB1176_FLASH_BASE + REALVIEW_PB1176_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
static struct resource realview_pb1176_flash_resources[] = {
[0] = {
.start = REALVIEW_PB1176_FLASH_BASE,
.end = REALVIEW_PB1176_FLASH_BASE + REALVIEW_PB1176_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = REALVIEW_PB1176_SEC_FLASH_BASE,
.end = REALVIEW_PB1176_SEC_FLASH_BASE + REALVIEW_PB1176_SEC_FLASH_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
#ifdef CONFIG_REALVIEW_PB1176_SECURE_FLASH
#define PB1176_FLASH_BLOCKS 2
#else
#define PB1176_FLASH_BLOCKS 1
#endif
static struct resource realview_pb1176_smsc911x_resources[] = {
[0] = {
@ -271,7 +283,8 @@ static void __init realview_pb1176_init(void)
l2x0_init(__io_address(REALVIEW_PB1176_L220_BASE), 0x00730000, 0xfe000fff);
#endif
realview_flash_register(&realview_pb1176_flash_resource, 1);
realview_flash_register(realview_pb1176_flash_resources,
PB1176_FLASH_BLOCKS);
realview_eth_register(NULL, realview_pb1176_smsc911x_resources);
platform_device_register(&realview_i2c_device);
realview_usb_register(realview_pb1176_isp1761_resources);

View file

@ -0,0 +1,335 @@
/*
* arch/arm/mach-realview/realview_pbx.c
*
* Copyright (C) 2009 ARM Limited
* Copyright (C) 2000 Deep Blue Solutions Ltd
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
*/
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/sysdev.h>
#include <linux/amba/bus.h>
#include <linux/io.h>
#include <asm/irq.h>
#include <asm/leds.h>
#include <asm/mach-types.h>
#include <asm/hardware/gic.h>
#include <asm/hardware/cache-l2x0.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
#include <asm/mach/mmc.h>
#include <asm/mach/time.h>
#include <mach/hardware.h>
#include <mach/board-pbx.h>
#include <mach/irqs.h>
#include "core.h"
static struct map_desc realview_pbx_io_desc[] __initdata = {
{
.virtual = IO_ADDRESS(REALVIEW_SYS_BASE),
.pfn = __phys_to_pfn(REALVIEW_SYS_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_GIC_CPU_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_GIC_CPU_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_GIC_DIST_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_GIC_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_SCTL_BASE),
.pfn = __phys_to_pfn(REALVIEW_SCTL_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_TIMER0_1_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_TIMER0_1_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_TIMER2_3_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_TIMER2_3_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
},
#ifdef CONFIG_PCI
{
.virtual = PCIX_UNIT_BASE,
.pfn = __phys_to_pfn(REALVIEW_PBX_PCI_BASE),
.length = REALVIEW_PBX_PCI_BASE_SIZE,
.type = MT_DEVICE,
},
#endif
#ifdef CONFIG_DEBUG_LL
{
.virtual = IO_ADDRESS(REALVIEW_PBX_UART0_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_UART0_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
},
#endif
};
static struct map_desc realview_local_io_desc[] __initdata = {
{
.virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_CPU_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_CPU_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_TILE_GIC_DIST_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_TILE_GIC_DIST_BASE),
.length = SZ_4K,
.type = MT_DEVICE,
}, {
.virtual = IO_ADDRESS(REALVIEW_PBX_TILE_L220_BASE),
.pfn = __phys_to_pfn(REALVIEW_PBX_TILE_L220_BASE),
.length = SZ_8K,
.type = MT_DEVICE,
}
};
static void __init realview_pbx_map_io(void)
{
iotable_init(realview_pbx_io_desc, ARRAY_SIZE(realview_pbx_io_desc));
if (core_tile_pbx11mp() || core_tile_pbxa9mp())
iotable_init(realview_local_io_desc, ARRAY_SIZE(realview_local_io_desc));
}
/*
* RealView PBXCore AMBA devices
*/
#define GPIO2_IRQ { IRQ_PBX_GPIO2, NO_IRQ }
#define GPIO2_DMA { 0, 0 }
#define GPIO3_IRQ { IRQ_PBX_GPIO3, NO_IRQ }
#define GPIO3_DMA { 0, 0 }
#define AACI_IRQ { IRQ_PBX_AACI, NO_IRQ }
#define AACI_DMA { 0x80, 0x81 }
#define MMCI0_IRQ { IRQ_PBX_MMCI0A, IRQ_PBX_MMCI0B }
#define MMCI0_DMA { 0x84, 0 }
#define KMI0_IRQ { IRQ_PBX_KMI0, NO_IRQ }
#define KMI0_DMA { 0, 0 }
#define KMI1_IRQ { IRQ_PBX_KMI1, NO_IRQ }
#define KMI1_DMA { 0, 0 }
#define PBX_SMC_IRQ { NO_IRQ, NO_IRQ }
#define PBX_SMC_DMA { 0, 0 }
#define MPMC_IRQ { NO_IRQ, NO_IRQ }
#define MPMC_DMA { 0, 0 }
#define PBX_CLCD_IRQ { IRQ_PBX_CLCD, NO_IRQ }
#define PBX_CLCD_DMA { 0, 0 }
#define DMAC_IRQ { IRQ_PBX_DMAC, NO_IRQ }
#define DMAC_DMA { 0, 0 }
#define SCTL_IRQ { NO_IRQ, NO_IRQ }
#define SCTL_DMA { 0, 0 }
#define PBX_WATCHDOG_IRQ { IRQ_PBX_WATCHDOG, NO_IRQ }
#define PBX_WATCHDOG_DMA { 0, 0 }
#define PBX_GPIO0_IRQ { IRQ_PBX_GPIO0, NO_IRQ }
#define PBX_GPIO0_DMA { 0, 0 }
#define GPIO1_IRQ { IRQ_PBX_GPIO1, NO_IRQ }
#define GPIO1_DMA { 0, 0 }
#define PBX_RTC_IRQ { IRQ_PBX_RTC, NO_IRQ }
#define PBX_RTC_DMA { 0, 0 }
#define SCI_IRQ { IRQ_PBX_SCI, NO_IRQ }
#define SCI_DMA { 7, 6 }
#define PBX_UART0_IRQ { IRQ_PBX_UART0, NO_IRQ }
#define PBX_UART0_DMA { 15, 14 }
#define PBX_UART1_IRQ { IRQ_PBX_UART1, NO_IRQ }
#define PBX_UART1_DMA { 13, 12 }
#define PBX_UART2_IRQ { IRQ_PBX_UART2, NO_IRQ }
#define PBX_UART2_DMA { 11, 10 }
#define PBX_UART3_IRQ { IRQ_PBX_UART3, NO_IRQ }
#define PBX_UART3_DMA { 0x86, 0x87 }
#define PBX_SSP_IRQ { IRQ_PBX_SSP, NO_IRQ }
#define PBX_SSP_DMA { 9, 8 }
/* FPGA Primecells */
AMBA_DEVICE(aaci, "fpga:04", AACI, NULL);
AMBA_DEVICE(mmc0, "fpga:05", MMCI0, &realview_mmc0_plat_data);
AMBA_DEVICE(kmi0, "fpga:06", KMI0, NULL);
AMBA_DEVICE(kmi1, "fpga:07", KMI1, NULL);
AMBA_DEVICE(uart3, "fpga:09", PBX_UART3, NULL);
/* DevChip Primecells */
AMBA_DEVICE(smc, "dev:00", PBX_SMC, NULL);
AMBA_DEVICE(sctl, "dev:e0", SCTL, NULL);
AMBA_DEVICE(wdog, "dev:e1", PBX_WATCHDOG, NULL);
AMBA_DEVICE(gpio0, "dev:e4", PBX_GPIO0, NULL);
AMBA_DEVICE(gpio1, "dev:e5", GPIO1, NULL);
AMBA_DEVICE(gpio2, "dev:e6", GPIO2, NULL);
AMBA_DEVICE(rtc, "dev:e8", PBX_RTC, NULL);
AMBA_DEVICE(sci0, "dev:f0", SCI, NULL);
AMBA_DEVICE(uart0, "dev:f1", PBX_UART0, NULL);
AMBA_DEVICE(uart1, "dev:f2", PBX_UART1, NULL);
AMBA_DEVICE(uart2, "dev:f3", PBX_UART2, NULL);
AMBA_DEVICE(ssp0, "dev:f4", PBX_SSP, NULL);
/* Primecells on the NEC ISSP chip */
AMBA_DEVICE(clcd, "issp:20", PBX_CLCD, &clcd_plat_data);
AMBA_DEVICE(dmac, "issp:30", DMAC, NULL);
static struct amba_device *amba_devs[] __initdata = {
&dmac_device,
&uart0_device,
&uart1_device,
&uart2_device,
&uart3_device,
&smc_device,
&clcd_device,
&sctl_device,
&wdog_device,
&gpio0_device,
&gpio1_device,
&gpio2_device,
&rtc_device,
&sci0_device,
&ssp0_device,
&aaci_device,
&mmc0_device,
&kmi0_device,
&kmi1_device,
};
/*
* RealView PB-X platform devices
*/
static struct resource realview_pbx_flash_resources[] = {
[0] = {
.start = REALVIEW_PBX_FLASH0_BASE,
.end = REALVIEW_PBX_FLASH0_BASE + REALVIEW_PBX_FLASH0_SIZE - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = REALVIEW_PBX_FLASH1_BASE,
.end = REALVIEW_PBX_FLASH1_BASE + REALVIEW_PBX_FLASH1_SIZE - 1,
.flags = IORESOURCE_MEM,
},
};
static struct resource realview_pbx_smsc911x_resources[] = {
[0] = {
.start = REALVIEW_PBX_ETH_BASE,
.end = REALVIEW_PBX_ETH_BASE + SZ_64K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PBX_ETH,
.end = IRQ_PBX_ETH,
.flags = IORESOURCE_IRQ,
},
};
static struct resource realview_pbx_isp1761_resources[] = {
[0] = {
.start = REALVIEW_PBX_USB_BASE,
.end = REALVIEW_PBX_USB_BASE + SZ_128K - 1,
.flags = IORESOURCE_MEM,
},
[1] = {
.start = IRQ_PBX_USB,
.end = IRQ_PBX_USB,
.flags = IORESOURCE_IRQ,
},
};
static void __init gic_init_irq(void)
{
/* ARM PBX on-board GIC */
if (core_tile_pbx11mp() || core_tile_pbxa9mp()) {
gic_cpu_base_addr = __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE);
gic_dist_init(0, __io_address(REALVIEW_PBX_TILE_GIC_DIST_BASE),
29);
gic_cpu_init(0, __io_address(REALVIEW_PBX_TILE_GIC_CPU_BASE));
} else {
gic_cpu_base_addr = __io_address(REALVIEW_PBX_GIC_CPU_BASE);
gic_dist_init(0, __io_address(REALVIEW_PBX_GIC_DIST_BASE),
IRQ_PBX_GIC_START);
gic_cpu_init(0, __io_address(REALVIEW_PBX_GIC_CPU_BASE));
}
}
static void __init realview_pbx_timer_init(void)
{
timer0_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE);
timer1_va_base = __io_address(REALVIEW_PBX_TIMER0_1_BASE) + 0x20;
timer2_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE);
timer3_va_base = __io_address(REALVIEW_PBX_TIMER2_3_BASE) + 0x20;
#ifdef CONFIG_LOCAL_TIMERS
if (core_tile_pbx11mp() || core_tile_pbxa9mp())
twd_base = __io_address(REALVIEW_PBX_TILE_TWD_BASE);
#endif
realview_timer_init(IRQ_PBX_TIMER0_1);
}
static struct sys_timer realview_pbx_timer = {
.init = realview_pbx_timer_init,
};
static void __init realview_pbx_init(void)
{
int i;
#ifdef CONFIG_CACHE_L2X0
if (core_tile_pbxa9mp()) {
void __iomem *l2x0_base =
__io_address(REALVIEW_PBX_TILE_L220_BASE);
/* set RAM latencies to 1 cycle for eASIC */
writel(0, l2x0_base + L2X0_TAG_LATENCY_CTRL);
writel(0, l2x0_base + L2X0_DATA_LATENCY_CTRL);
/* 16KB way size, 8-way associativity, parity disabled
* Bits: .. 0 0 0 0 1 00 1 0 1 001 0 000 0 .... .... .... */
l2x0_init(l2x0_base, 0x02520000, 0xc0000fff);
}
#endif
realview_flash_register(realview_pbx_flash_resources,
ARRAY_SIZE(realview_pbx_flash_resources));
realview_eth_register(NULL, realview_pbx_smsc911x_resources);
platform_device_register(&realview_i2c_device);
platform_device_register(&realview_cf_device);
realview_usb_register(realview_pbx_isp1761_resources);
for (i = 0; i < ARRAY_SIZE(amba_devs); i++) {
struct amba_device *d = amba_devs[i];
amba_device_register(d, &iomem_resource);
}
#ifdef CONFIG_LEDS
leds_event = realview_leds_event;
#endif
}
MACHINE_START(REALVIEW_PBX, "ARM-RealView PBX")
/* Maintainer: ARM Ltd/Deep Blue Solutions Ltd */
.phys_io = REALVIEW_PBX_UART0_BASE,
.io_pg_offst = (IO_ADDRESS(REALVIEW_PBX_UART0_BASE) >> 18) & 0xfffc,
.boot_params = PHYS_OFFSET + 0x00000100,
.map_io = realview_pbx_map_io,
.init_irq = gic_init_irq,
.timer = &realview_pbx_timer,
.init_machine = realview_pbx_init,
MACHINE_END

View file

@ -391,7 +391,7 @@ config CPU_FEROCEON_OLD_ID
# ARMv6
config CPU_V6
bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
bool "Support ARM V6 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
select CPU_32v6
select CPU_ABRT_EV6
select CPU_PABRT_NOIFAR
@ -416,7 +416,7 @@ config CPU_32v6K
# ARMv7
config CPU_V7
bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB
bool "Support ARM V7 processor" if ARCH_INTEGRATOR || MACH_REALVIEW_EB || MACH_REALVIEW_PBX
select CPU_32v6K
select CPU_32v7
select CPU_ABRT_EV7
@ -639,6 +639,20 @@ config CPU_BIG_ENDIAN
port must properly enable any big-endian related features
of your chipset/board/processor.
config CPU_ENDIAN_BE8
bool
depends on CPU_BIG_ENDIAN
default CPU_V6 || CPU_V7
help
Support for the BE-8 (big-endian) mode on ARMv6 and ARMv7 processors.
config CPU_ENDIAN_BE32
bool
depends on CPU_BIG_ENDIAN
default !CPU_ENDIAN_BE8
help
Support for the BE-32 (big-endian) mode on pre-ARMv6 processors.
config CPU_HIGH_VECTOR
depends on !MMU && CPU_CP15 && !CPU_ARM740T
bool "Select the High exception vector"
@ -744,7 +758,7 @@ config CACHE_FEROCEON_L2_WRITETHROUGH
config CACHE_L2X0
bool "Enable the L2x0 outer cache controller"
depends on REALVIEW_EB_ARM11MP || MACH_REALVIEW_PB11MP || MACH_REALVIEW_PB1176 || \
REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31
REALVIEW_EB_A9MP || ARCH_MX35 || ARCH_MX31 || MACH_REALVIEW_PBX
default y
select OUTER_CACHE
help

View file

@ -37,6 +37,9 @@ ENTRY(v6_early_abort)
movne pc, lr
do_thumb_abort
ldreq r3, [r2] @ read aborted ARM instruction
#ifdef CONFIG_CPU_ENDIAN_BE8
reveq r3, r3
#endif
do_ldrd_abort
tst r3, #1 << 20 @ L = 0 -> write
orreq r1, r1, #1 << 11 @ yes.

View file

@ -170,6 +170,9 @@ __v6_setup:
#endif /* CONFIG_MMU */
adr r5, v6_crval
ldmia r5, {r5, r6}
#ifdef CONFIG_CPU_ENDIAN_BE8
orr r6, r6, #1 << 25 @ big-endian page tables
#endif
mrc p15, 0, r0, c1, c0, 0 @ read control register
bic r0, r0, r5 @ clear bits them
orr r0, r0, r6 @ set them

View file

@ -19,17 +19,23 @@
#include "proc-macros.S"
#define TTB_C (1 << 0)
#define TTB_S (1 << 1)
#define TTB_RGN_NC (0 << 3)
#define TTB_RGN_OC_WBWA (1 << 3)
#define TTB_RGN_OC_WT (2 << 3)
#define TTB_RGN_OC_WB (3 << 3)
#define TTB_NOS (1 << 5)
#define TTB_IRGN_NC ((0 << 0) | (0 << 6))
#define TTB_IRGN_WBWA ((0 << 0) | (1 << 6))
#define TTB_IRGN_WT ((1 << 0) | (0 << 6))
#define TTB_IRGN_WB ((1 << 0) | (1 << 6))
#ifndef CONFIG_SMP
#define TTB_FLAGS TTB_C|TTB_RGN_OC_WB @ mark PTWs cacheable, outer WB
/* PTWs cacheable, inner WB not shareable, outer WB not shareable */
#define TTB_FLAGS TTB_IRGN_WB|TTB_RGN_OC_WB
#else
#define TTB_FLAGS TTB_C|TTB_S|TTB_RGN_OC_WBWA @ mark PTWs cacheable and shared, outer WBWA
/* PTWs cacheable, inner WBWA shareable, outer WBWA not shareable */
#define TTB_FLAGS TTB_IRGN_WBWA|TTB_S|TTB_NOS|TTB_RGN_OC_WBWA
#endif
ENTRY(cpu_v7_proc_init)
@ -176,8 +182,8 @@ cpu_v7_name:
*/
__v7_setup:
#ifdef CONFIG_SMP
mrc p15, 0, r0, c1, c0, 1 @ Enable SMP/nAMP mode
orr r0, r0, #(0x1 << 6)
mrc p15, 0, r0, c1, c0, 1 @ Enable SMP/nAMP mode and
orr r0, r0, #(1 << 6) | (1 << 0) @ TLB ops broadcasting
mcr p15, 0, r0, c1, c0, 1
#endif
adr r12, __v7_setup_stack @ the local stack
@ -213,12 +219,43 @@ __v7_setup:
mov r10, #0x1f @ domains 0, 1 = manager
mcr p15, 0, r10, c3, c0, 0 @ load domain access register
#endif
ldr r5, =0xff0aa1a8
ldr r6, =0x40e040e0
/*
* Memory region attributes with SCTLR.TRE=1
*
* n = TEX[0],C,B
* TR = PRRR[2n+1:2n] - memory type
* IR = NMRR[2n+1:2n] - inner cacheable property
* OR = NMRR[2n+17:2n+16] - outer cacheable property
*
* n TR IR OR
* UNCACHED 000 00
* BUFFERABLE 001 10 00 00
* WRITETHROUGH 010 10 10 10
* WRITEBACK 011 10 11 11
* reserved 110
* WRITEALLOC 111 10 01 01
* DEV_SHARED 100 01
* DEV_NONSHARED 100 01
* DEV_WC 001 10
* DEV_CACHED 011 10
*
* Other attributes:
*
* DS0 = PRRR[16] = 0 - device shareable property
* DS1 = PRRR[17] = 1 - device shareable property
* NS0 = PRRR[18] = 0 - normal shareable property
* NS1 = PRRR[19] = 1 - normal shareable property
* NOS = PRRR[24+n] = 1 - not outer shareable
*/
ldr r5, =0xff0a81a8 @ PRRR
ldr r6, =0x40e040e0 @ NMRR
mcr p15, 0, r5, c10, c2, 0 @ write PRRR
mcr p15, 0, r6, c10, c2, 1 @ write NMRR
adr r5, v7_crval
ldmia r5, {r5, r6}
#ifdef CONFIG_CPU_ENDIAN_BE8
orr r6, r6, #1 << 25 @ big-endian page tables
#endif
mrc p15, 0, r0, c1, c0, 0 @ read control register
bic r0, r0, r5 @ clear bits them
orr r0, r0, r6 @ set them
@ -226,14 +263,14 @@ __v7_setup:
ENDPROC(__v7_setup)
/* AT
* TFR EV X F I D LR
* .EEE ..EE PUI. .T.T 4RVI ZFRS BLDP WCAM
* TFR EV X F I D LR S
* .EEE ..EE PUI. .T.T 4RVI ZWRS BLDP WCAM
* rxxx rrxx xxx0 0101 xxxx xxxx x111 xxxx < forced
* 1 0 110 0011 1.00 .111 1101 < we want
* 1 0 110 0011 1100 .111 1101 < we want
*/
.type v7_crval, #object
v7_crval:
crval clear=0x0120c302, mmuset=0x10c0387d, ucset=0x00c0187c
crval clear=0x0120c302, mmuset=0x10c03c7d, ucset=0x00c01c7c
__v7_setup_stack:
.space 4 * 11 @ 11 registers

View file

@ -42,9 +42,11 @@ ENTRY(v7wbi_flush_user_tlb_range)
mov r1, r1, lsl #PAGE_SHIFT
vma_vm_flags r2, r2 @ get vma->vm_flags
1:
mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA (was 1)
tst r2, #VM_EXEC @ Executable area ?
mcrne p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA (was 1)
#ifdef CONFIG_SMP
mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
#else
mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
#endif
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
@ -69,8 +71,11 @@ ENTRY(v7wbi_flush_kern_tlb_range)
mov r0, r0, lsl #PAGE_SHIFT
mov r1, r1, lsl #PAGE_SHIFT
1:
mcr p15, 0, r0, c8, c6, 1 @ TLB invalidate D MVA
mcr p15, 0, r0, c8, c5, 1 @ TLB invalidate I MVA
#ifdef CONFIG_SMP
mcr p15, 0, r0, c8, c3, 1 @ TLB invalidate U MVA (shareable)
#else
mcr p15, 0, r0, c8, c7, 1 @ TLB invalidate U MVA
#endif
add r0, r0, #PAGE_SZ
cmp r0, r1
blo 1b
@ -87,5 +92,5 @@ ENDPROC(v7wbi_flush_kern_tlb_range)
ENTRY(v7wbi_tlb_fns)
.long v7wbi_flush_user_tlb_range
.long v7wbi_flush_kern_tlb_range
.long v6wbi_tlb_flags
.long v7wbi_tlb_flags
.size v7wbi_tlb_fns, . - v7wbi_tlb_fns

View file

@ -41,6 +41,7 @@
#include <asm/irq.h>
#include <asm/mach/irq.h>
#include <mach/hardware.h>
#include <mach/board-eb.h>
#include <asm/system.h>
#include "op_counter.h"

View file

@ -100,6 +100,7 @@ ENTRY(vfp_support_entry)
beq no_old_VFP_process
VFPFSTMIA r4, r5 @ save the working registers
VFPFMRX r5, FPSCR @ current status
#ifndef CONFIG_CPU_FEROCEON
tst r1, #FPEXC_EX @ is there additional state to save?
beq 1f
VFPFMRX r6, FPINST @ FPINST (only if FPEXC.EX is set)
@ -107,6 +108,7 @@ ENTRY(vfp_support_entry)
beq 1f
VFPFMRX r8, FPINST2 @ FPINST2 if needed (and present)
1:
#endif
stmia r4, {r1, r5, r6, r8} @ save FPEXC, FPSCR, FPINST, FPINST2
@ and point r4 at the word at the
@ start of the register dump
@ -119,6 +121,7 @@ no_old_VFP_process:
VFPFLDMIA r10, r5 @ reload the working registers while
@ FPEXC is in a safe state
ldmia r10, {r1, r5, r6, r8} @ load FPEXC, FPSCR, FPINST, FPINST2
#ifndef CONFIG_CPU_FEROCEON
tst r1, #FPEXC_EX @ is there additional state to restore?
beq 1f
VFPFMXR FPINST, r6 @ restore FPINST (only if FPEXC.EX is set)
@ -126,6 +129,7 @@ no_old_VFP_process:
beq 1f
VFPFMXR FPINST2, r8 @ FPINST2 if needed (and present)
1:
#endif
VFPFMXR FPSCR, r5 @ restore status
check_for_exception:

View file

@ -253,12 +253,14 @@ void VFP_bounce(u32 trigger, u32 fpexc, struct pt_regs *regs)
}
if (fpexc & FPEXC_EX) {
#ifndef CONFIG_CPU_FEROCEON
/*
* Asynchronous exception. The instruction is read from FPINST
* and the interrupted instruction has to be restarted.
*/
trigger = fmrx(FPINST);
regs->ARM_pc -= 4;
#endif
} else if (!(fpexc & FPEXC_DEX)) {
/*
* Illegal combination of bits. It can be caused by an