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Commit d8371fcd authored by Russell King's avatar Russell King
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[ARM] Add support for ARM Versatile platform. 

This cset adds minimal support for ARM Ltd's ARM926EJ-S "Versatile"
platform.
parent 7a928ead
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Showing with 1825 additions and 7 deletions
arch/arm/Kconfig
View file @ d8371fcd
......@@ -145,6 +145,11 @@ config ARCH_S3C2410
config ARCH_OMAP
bool "TI OMAP"
config ARCH_VERSATILE_PB
bool "Versatile PB"
help
This enables support for ARM Ltd Versatile PB board.
endchoice
source "arch/arm/mach-clps711x/Kconfig"
......@@ -262,7 +267,7 @@ config ICST525
config ARM_AMBA
bool
depends on ARCH_INTEGRATOR
depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB
default y
config ISA
......@@ -514,7 +519,7 @@ config CMDLINE
config LEDS
bool "Timer and CPU usage LEDs"
depends on ARCH_NETWINDER || ARCH_EBSA110 || ARCH_EBSA285 || ARCH_FTVPCI || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_CDB89712 || ARCH_P720T || ARCH_OMAP
depends on ARCH_NETWINDER || ARCH_EBSA110 || ARCH_EBSA285 || ARCH_FTVPCI || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_CDB89712 || ARCH_P720T || ARCH_OMAP || ARCH_VERSATILE_PB
help
If you say Y here, the LEDs on your machine will be used
to provide useful information about your current system status.
......@@ -527,8 +532,8 @@ config LEDS
system, but the driver will do nothing.
config LEDS_TIMER
bool "Timer LED" if LEDS && (ARCH_NETWINDER || ARCH_EBSA285 || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_P720T)
depends on ARCH_NETWINDER || ARCH_EBSA110 || ARCH_EBSA285 || ARCH_FTVPCI || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_CDB89712 || ARCH_P720T || ARCH_OMAP
bool "Timer LED" if LEDS && (ARCH_NETWINDER || ARCH_EBSA285 || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_P720T || ARCH_VERSATILE_PB)
depends on ARCH_NETWINDER || ARCH_EBSA110 || ARCH_EBSA285 || ARCH_FTVPCI || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_CDB89712 || ARCH_P720T || ARCH_OMAP || ARCH_VERSATILE_PB
default y if ARCH_EBSA110
help
If you say Y here, one of the system LEDs (the green one on the
......@@ -543,7 +548,7 @@ config LEDS_TIMER
config LEDS_CPU
bool "CPU usage LED"
depends on LEDS && (ARCH_NETWINDER || ARCH_EBSA285 || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_P720T)
depends on LEDS && (ARCH_NETWINDER || ARCH_EBSA285 || ARCH_SHARK || ARCH_CO285 || ARCH_SA1100 || ARCH_LUBBOCK || ARCH_PXA_IDP || ARCH_INTEGRATOR || ARCH_P720T || ARCH_VERSATILE_PB)
help
If you say Y here, the red LED will be used to give a good real
time indication of CPU usage, by lighting whenever the idle task
......
arch/arm/Makefile
View file @ d8371fcd
......@@ -94,6 +94,7 @@ textaddr-$(CONFIG_ARCH_FORTUNET) := 0xc0008000
machine-$(CONFIG_ARCH_ADIFCC) := adifcc
machine-$(CONFIG_ARCH_OMAP) := omap
machine-$(CONFIG_ARCH_S3C2410) := s3c2410
machine-$(CONFIG_ARCH_VERSATILE_PB) := versatile
TEXTADDR := $(textaddr-y)
ifeq ($(incdir-y),)
......
arch/arm/boot/Makefile
View file @ d8371fcd
......@@ -56,6 +56,9 @@ params_phys-$(CONFIG_ARCH_OMAP) := 0x10000100
initrd_phys-$(CONFIG_ARCH_OMAP) := 0x10800000
zreladdr-$(CONFIG_ARCH_S3C2410) := 0x30008000
params_phys-$(CONFIG_ARCH_S3C2410) := 0x30000100
zreladdr-$(CONFIG_ARCH_VERSATILE_PB) := 0x00008000
params_phys-$(CONFIG_ARCH_VERSATILE_PB) := 0x00000100
initrd_phys-$(CONFIG_ARCH_VERSATILE_PB) := 0x00800000
ZRELADDR := $(zreladdr-y)
ZTEXTADDR := $(ztextaddr-y)
......
arch/arm/kernel/debug.S
View file @ d8371fcd
......@@ -550,6 +550,35 @@
1002: @ exit busyuart
.endm
#elif defined(CONFIG_ARCH_VERSATILE_PB)
#include <asm/hardware/amba_serial.h>
.macro addruart,rx
mrc p15, 0, \rx, c1, c0
tst \rx, #1 @ MMU enabled?
moveq \rx, #0x10000000
movne \rx, #0xf1000000 @ virtual base
orr \rx, \rx, #0x001F0000
orr \rx, \rx, #0x00001000
.endm
.macro senduart,rd,rx
strb \rd, [\rx, #UART01x_DR]
.endm
.macro waituart,rd,rx
1001: ldr \rd, [\rx, #0x18] @ UARTFLG
tst \rd, #1 << 5 @ UARTFLGUTXFF - 1 when full
bne 1001b
.endm
.macro busyuart,rd,rx
1001: ldr \rd, [\rx, #0x18] @ UARTFLG
tst \rd, #1 << 3 @ UARTFLGUBUSY - 1 when busy
bne 1001b
.endm
#else
#error Unknown architecture
#endif
......
arch/arm/kernel/entry-armv.S
View file @ d8371fcd
......@@ -463,6 +463,37 @@ ENTRY(soft_irq_mask)
.macro irq_prio_table
.endm
#elif defined(CONFIG_ARCH_VERSATILE_PB)
.macro disable_fiq
.endm
.macro get_irqnr_and_base, irqnr, irqstat, base, tmp
ldr \base, =IO_ADDRESS(VERSATILE_VIC_BASE)
ldr \irqstat, [\base, #VIC_IRQ_STATUS] @ get masked status
mov \irqnr, #0
teq \irqstat, #0
beq 1003f
1001: tst \irqstat, #15
bne 1002f
add \irqnr, \irqnr, #4
movs \irqstat, \irqstat, lsr #4
bne 1001b
1002: tst \irqstat, #1
bne 1003f
add \irqnr, \irqnr, #1
movs \irqstat, \irqstat, lsr #1
bne 1002b
1003: /* EQ will be set if no irqs pending */
@ clz \irqnr, \irqstat
@1003: /* EQ will be set if we reach MAXIRQNUM */
.endm
.macro irq_prio_table
.endm
#elif defined(CONFIG_ARCH_CLPS711X)
#include <asm/hardware/clps7111.h>
......
arch/arm/mach-versatile/Makefile 0 → 100644
View file @ d8371fcd
#
# Makefile for the linux kernel.
#
obj-y := core.o
arch/arm/mach-versatile/core.c 0 → 100644
View file @ d8371fcd
This diff is collapsed.
arch/arm/mm/Kconfig
View file @ d8371fcd
......@@ -114,8 +114,9 @@ config CPU_ARM925T
# ARM926T
config CPU_ARM926T
bool "Support ARM926T processor"
depends on ARCH_INTEGRATOR || ARCH_OMAP1610
bool "Support ARM926T processor" if ARCH_INTEGRATOR
depends on ARCH_INTEGRATOR || ARCH_VERSATILE_PB || ARCH_OMAP1610
default y if ARCH_VERSATILE_PB
select CPU_32v5
select CPU_ABRT_EV5TJ
select CPU_COPY_V4WB
......
include/asm-arm/arch-versatile/dma.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/dma.h
*
* Copyright (C) 2003 ARM Limited.
* Copyright (C) 1997,1998 Russell King
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_DMA_H
#define __ASM_ARCH_DMA_H
#define MAX_DMA_ADDRESS 0xffffffff
#define MAX_DMA_CHANNELS 0
#endif /* _ASM_ARCH_DMA_H */
include/asm-arm/arch-versatile/hardware.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/hardware.h
*
* This file contains the hardware definitions of the Versatile PB board.
*
* Copyright (C) 2003 ARM Limited.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_HARDWARE_H
#define __ASM_ARCH_HARDWARE_H
#include <asm/sizes.h>
#include <asm/arch/platform.h>
// FIXME = PCI settings need to be fixed!!!!!
/*
* Similar to above, but for PCI addresses (memory, IO, Config and the
* V3 chip itself). WARNING: this has to mirror definitions in platform.h
*/
#define PCI_MEMORY_VADDR 0xe8000000
#define PCI_CONFIG_VADDR 0xec000000
#define PCI_V3_VADDR 0xed000000
#define PCI_IO_VADDR 0xee000000
#define PCIO_BASE PCI_IO_VADDR
#define PCIMEM_BASE PCI_MEMORY_VADDR
/* macro to get at IO space when running virtually */
#define IO_ADDRESS(x) (((x) & 0x0fffffff) + (((x) >> 4) & 0x0f000000) + 0xf0000000)
#endif
include/asm-arm/arch-versatile/io.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/io.h
*
* Copyright (C) 2003 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_ARM_ARCH_IO_H
#define __ASM_ARM_ARCH_IO_H
#define IO_SPACE_LIMIT 0xffff
#define __io(a) ((a))
#define __mem_pci(a) ((unsigned long)(a))
#define __mem_isa(a) ((unsigned long)(a))
#endif
include/asm-arm/arch-versatile/irqs.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/irqs.h
*
* Copyright (C) 2003 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 <asm/arch/platform.h>
/*
* IRQ interrupts definitions are the same the INT definitions
* held within platform.h
*/
#define IRQ_VIC_START 0
#define IRQ_WDOGINT (IRQ_VIC_START + INT_WDOGINT)
#define IRQ_SOFTINT (IRQ_VIC_START + INT_SOFTINT)
#define IRQ_COMMRx (IRQ_VIC_START + INT_COMMRx)
#define IRQ_COMMTx (IRQ_VIC_START + INT_COMMTx)
#define IRQ_TIMERINT0_1 (IRQ_VIC_START + INT_TIMERINT0_1)
#define IRQ_TIMERINT2_3 (IRQ_VIC_START + INT_TIMERINT2_3)
#define IRQ_GPIOINT0 (IRQ_VIC_START + INT_GPIOINT0)
#define IRQ_GPIOINT1 (IRQ_VIC_START + INT_GPIOINT1)
#define IRQ_GPIOINT2 (IRQ_VIC_START + INT_GPIOINT2)
#define IRQ_GPIOINT3 (IRQ_VIC_START + INT_GPIOINT3)
#define IRQ_RTCINT (IRQ_VIC_START + INT_RTCINT)
#define IRQ_SSPINT (IRQ_VIC_START + INT_SSPINT)
#define IRQ_UARTINT0 (IRQ_VIC_START + INT_UARTINT0)
#define IRQ_UARTINT1 (IRQ_VIC_START + INT_UARTINT1)
#define IRQ_UARTINT2 (IRQ_VIC_START + INT_UARTINT2)
#define IRQ_SCIINT (IRQ_VIC_START + INT_SCIINT)
#define IRQ_CLCDINT (IRQ_VIC_START + INT_CLCDINT)
#define IRQ_DMAINT (IRQ_VIC_START + INT_DMAINT)
#define IRQ_PWRFAILINT (IRQ_VIC_START + INT_PWRFAILINT)
#define IRQ_MBXINT (IRQ_VIC_START + INT_MBXINT)
#define IRQ_GNDINT (IRQ_VIC_START + INT_GNDINT)
#define IRQ_VICSOURCE21 (IRQ_VIC_START + INT_VICSOURCE21)
#define IRQ_VICSOURCE22 (IRQ_VIC_START + INT_VICSOURCE22)
#define IRQ_VICSOURCE23 (IRQ_VIC_START + INT_VICSOURCE23)
#define IRQ_VICSOURCE24 (IRQ_VIC_START + INT_VICSOURCE24)
#define IRQ_VICSOURCE25 (IRQ_VIC_START + INT_VICSOURCE25)
#define IRQ_VICSOURCE26 (IRQ_VIC_START + INT_VICSOURCE26)
#define IRQ_VICSOURCE27 (IRQ_VIC_START + INT_VICSOURCE27)
#define IRQ_VICSOURCE28 (IRQ_VIC_START + INT_VICSOURCE28)
#define IRQ_VICSOURCE29 (IRQ_VIC_START + INT_VICSOURCE29)
#define IRQ_VICSOURCE30 (IRQ_VIC_START + INT_VICSOURCE30)
#define IRQ_VICSOURCE31 (IRQ_VIC_START + INT_VICSOURCE31)
#define IRQ_VIC_END (IRQ_VIC_START + 31)
#define IRQMASK_WDOGINT INTMASK_WDOGINT
#define IRQMASK_SOFTINT INTMASK_SOFTINT
#define IRQMASK_COMMRx INTMASK_COMMRx
#define IRQMASK_COMMTx INTMASK_COMMTx
#define IRQMASK_TIMERINT0_1 INTMASK_TIMERINT0_1
#define IRQMASK_TIMERINT2_3 INTMASK_TIMERINT2_3
#define IRQMASK_GPIOINT0 INTMASK_GPIOINT0
#define IRQMASK_GPIOINT1 INTMASK_GPIOINT1
#define IRQMASK_GPIOINT2 INTMASK_GPIOINT2
#define IRQMASK_GPIOINT3 INTMASK_GPIOINT3
#define IRQMASK_RTCINT INTMASK_RTCINT
#define IRQMASK_SSPINT INTMASK_SSPINT
#define IRQMASK_UARTINT0 INTMASK_UARTINT0
#define IRQMASK_UARTINT1 INTMASK_UARTINT1
#define IRQMASK_UARTINT2 INTMASK_UARTINT2
#define IRQMASK_SCIINT INTMASK_SCIINT
#define IRQMASK_CLCDINT INTMASK_CLCDINT
#define IRQMASK_DMAINT INTMASK_DMAINT
#define IRQMASK_PWRFAILINT INTMASK_PWRFAILINT
#define IRQMASK_MBXINT INTMASK_MBXINT
#define IRQMASK_GNDINT INTMASK_GNDINT
#define IRQMASK_VICSOURCE21 INTMASK_VICSOURCE21
#define IRQMASK_VICSOURCE22 INTMASK_VICSOURCE22
#define IRQMASK_VICSOURCE23 INTMASK_VICSOURCE23
#define IRQMASK_VICSOURCE24 INTMASK_VICSOURCE24
#define IRQMASK_VICSOURCE25 INTMASK_VICSOURCE25
#define IRQMASK_VICSOURCE26 INTMASK_VICSOURCE26
#define IRQMASK_VICSOURCE27 INTMASK_VICSOURCE27
#define IRQMASK_VICSOURCE28 INTMASK_VICSOURCE28
#define IRQMASK_VICSOURCE29 INTMASK_VICSOURCE29
#define IRQMASK_VICSOURCE30 INTMASK_VICSOURCE30
#define IRQMASK_VICSOURCE31 INTMASK_VICSOURCE31
/*
* FIQ interrupts definitions are the same the INT definitions.
*/
#define FIQ_WDOGINT INT_WDOGINT
#define FIQ_SOFTINT INT_SOFTINT
#define FIQ_COMMRx INT_COMMRx
#define FIQ_COMMTx INT_COMMTx
#define FIQ_TIMERINT0_1 INT_TIMERINT0_1
#define FIQ_TIMERINT2_3 INT_TIMERINT2_3
#define FIQ_GPIOINT0 INT_GPIOINT0
#define FIQ_GPIOINT1 INT_GPIOINT1
#define FIQ_GPIOINT2 INT_GPIOINT2
#define FIQ_GPIOINT3 INT_GPIOINT3
#define FIQ_RTCINT INT_RTCINT
#define FIQ_SSPINT INT_SSPINT
#define FIQ_UARTINT0 INT_UARTINT0
#define FIQ_UARTINT1 INT_UARTINT1
#define FIQ_UARTINT2 INT_UARTINT2
#define FIQ_SCIINT INT_SCIINT
#define FIQ_CLCDINT INT_CLCDINT
#define FIQ_DMAINT INT_DMAINT
#define FIQ_PWRFAILINT INT_PWRFAILINT
#define FIQ_MBXINT INT_MBXINT
#define FIQ_GNDINT INT_GNDINT
#define FIQ_VICSOURCE21 INT_VICSOURCE21
#define FIQ_VICSOURCE22 INT_VICSOURCE22
#define FIQ_VICSOURCE23 INT_VICSOURCE23
#define FIQ_VICSOURCE24 INT_VICSOURCE24
#define FIQ_VICSOURCE25 INT_VICSOURCE25
#define FIQ_VICSOURCE26 INT_VICSOURCE26
#define FIQ_VICSOURCE27 INT_VICSOURCE27
#define FIQ_VICSOURCE28 INT_VICSOURCE28
#define FIQ_VICSOURCE29 INT_VICSOURCE29
#define FIQ_VICSOURCE30 INT_VICSOURCE30
#define FIQ_VICSOURCE31 INT_VICSOURCE31
#define FIQMASK_WDOGINT INTMASK_WDOGINT
#define FIQMASK_SOFTINT INTMASK_SOFTINT
#define FIQMASK_COMMRx INTMASK_COMMRx
#define FIQMASK_COMMTx INTMASK_COMMTx
#define FIQMASK_TIMERINT0_1 INTMASK_TIMERINT0_1
#define FIQMASK_TIMERINT2_3 INTMASK_TIMERINT2_3
#define FIQMASK_GPIOINT0 INTMASK_GPIOINT0
#define FIQMASK_GPIOINT1 INTMASK_GPIOINT1
#define FIQMASK_GPIOINT2 INTMASK_GPIOINT2
#define FIQMASK_GPIOINT3 INTMASK_GPIOINT3
#define FIQMASK_RTCINT INTMASK_RTCINT
#define FIQMASK_SSPINT INTMASK_SSPINT
#define FIQMASK_UARTINT0 INTMASK_UARTINT0
#define FIQMASK_UARTINT1 INTMASK_UARTINT1
#define FIQMASK_UARTINT2 INTMASK_UARTINT2
#define FIQMASK_SCIINT INTMASK_SCIINT
#define FIQMASK_CLCDINT INTMASK_CLCDINT
#define FIQMASK_DMAINT INTMASK_DMAINT
#define FIQMASK_PWRFAILINT INTMASK_PWRFAILINT
#define FIQMASK_MBXINT INTMASK_MBXINT
#define FIQMASK_GNDINT INTMASK_GNDINT
#define FIQMASK_VICSOURCE21 INTMASK_VICSOURCE21
#define FIQMASK_VICSOURCE22 INTMASK_VICSOURCE22
#define FIQMASK_VICSOURCE23 INTMASK_VICSOURCE23
#define FIQMASK_VICSOURCE24 INTMASK_VICSOURCE24
#define FIQMASK_VICSOURCE25 INTMASK_VICSOURCE25
#define FIQMASK_VICSOURCE26 INTMASK_VICSOURCE26
#define FIQMASK_VICSOURCE27 INTMASK_VICSOURCE27
#define FIQMASK_VICSOURCE28 INTMASK_VICSOURCE28
#define FIQMASK_VICSOURCE29 INTMASK_VICSOURCE29
#define FIQMASK_VICSOURCE30 INTMASK_VICSOURCE30
#define FIQMASK_VICSOURCE31 INTMASK_VICSOURCE31
/*
* Secondary interrupt controller
*/
#define IRQ_SIC_START 32
#define IRQ_SIC_MMCI0B (IRQ_SIC_START + SIC_INT_MMCI0B)
#define IRQ_SIC_MMCI1B (IRQ_SIC_START + SIC_INT_MMCI1B)
#define IRQ_SIC_KMI0 (IRQ_SIC_START + SIC_INT_KMI0)
#define IRQ_SIC_KMI1 (IRQ_SIC_START + SIC_INT_KMI1)
#define IRQ_SIC_SCI3 (IRQ_SIC_START + SIC_INT_SCI3)
#define IRQ_SIC_UART3 (IRQ_SIC_START + SIC_INT_UART3)
#define IRQ_SIC_CLCD (IRQ_SIC_START + SIC_INT_CLCD)
#define IRQ_SIC_TOUCH (IRQ_SIC_START + SIC_INT_TOUCH)
#define IRQ_SIC_KEYPAD (IRQ_SIC_START + SIC_INT_KEYPAD)
#define IRQ_SIC_DoC (IRQ_SIC_START + SIC_INT_DoC)
#define IRQ_SIC_MMCI0A (IRQ_SIC_START + SIC_INT_MMCI0A)
#define IRQ_SIC_MMCI1A (IRQ_SIC_START + SIC_INT_MMCI1A)
#define IRQ_SIC_AACI (IRQ_SIC_START + SIC_INT_AACI)
#define IRQ_SIC_ETH (IRQ_SIC_START + SIC_INT_ETH)
#define IRQ_SIC_USB (IRQ_SIC_START + SIC_INT_USB)
#define IRQ_SIC_PCI0 (IRQ_SIC_START + SIC_INT_PCI0)
#define IRQ_SIC_PCI1 (IRQ_SIC_START + SIC_INT_PCI1)
#define IRQ_SIC_PCI2 (IRQ_SIC_START + SIC_INT_PCI2)
#define IRQ_SIC_PCI3 (IRQ_SIC_START + SIC_INT_PCI3)
#define IRQ_SIC_END 63
#define SIC_IRQMASK_MMCI0B SIC_INTMASK_MMCI0B
#define SIC_IRQMASK_MMCI1B SIC_INTMASK_MMCI1B
#define SIC_IRQMASK_KMI0 SIC_INTMASK_KMI0
#define SIC_IRQMASK_KMI1 SIC_INTMASK_KMI1
#define SIC_IRQMASK_SCI3 SIC_INTMASK_SCI3
#define SIC_IRQMASK_UART3 SIC_INTMASK_UART3
#define SIC_IRQMASK_CLCD SIC_INTMASK_CLCD
#define SIC_IRQMASK_TOUCH SIC_INTMASK_TOUCH
#define SIC_IRQMASK_KEYPAD SIC_INTMASK_KEYPAD
#define SIC_IRQMASK_DoC SIC_INTMASK_DoC
#define SIC_IRQMASK_MMCI0A SIC_INTMASK_MMCI0A
#define SIC_IRQMASK_MMCI1A SIC_INTMASK_MMCI1A
#define SIC_IRQMASK_AACI SIC_INTMASK_AACI
#define SIC_IRQMASK_ETH SIC_INTMASK_ETH
#define SIC_IRQMASK_USB SIC_INTMASK_USB
#define SIC_IRQMASK_PCI0 SIC_INTMASK_PCI0
#define SIC_IRQMASK_PCI1 SIC_INTMASK_PCI1
#define SIC_IRQMASK_PCI2 SIC_INTMASK_PCI2
#define SIC_IRQMASK_PCI3 SIC_INTMASK_PCI3
#define NR_IRQS 64
include/asm-arm/arch-versatile/memory.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/memory.h
*
* Copyright (C) 2003 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_MMU_H
#define __ASM_ARCH_MMU_H
/*
* Task size: 3GB
*/
#define TASK_SIZE (0xbf000000UL)
#define TASK_SIZE_26 (0x04000000UL)
/*
* This decides where the kernel will search for a free chunk of vm
* space during mmap's.
*/
#define TASK_UNMAPPED_BASE (0x40000000)
/*
* Page offset: 3GB
*/
#define PAGE_OFFSET (0xc0000000UL)
#define PHYS_OFFSET (0x00000000UL)
/*
* On Versatile PB, the dram is contiguous
*/
#define __virt_to_phys__is_a_macro
#define __virt_to_phys(vpage) ((vpage) - PAGE_OFFSET)
#define __phys_to_virt__is_a_macro
#define __phys_to_virt(ppage) ((ppage) + PAGE_OFFSET)
/*
* Virtual view <-> DMA view memory address translations
* virt_to_bus: Used to translate the virtual address to an
* address suitable to be passed to set_dma_addr
* bus_to_virt: Used to convert an address for DMA operations
* to an address that the kernel can use.
*/
#define __virt_to_bus__is_a_macro
#define __virt_to_bus(x) ((x) - PAGE_OFFSET)
#define __bus_to_virt__is_a_macro
#define __bus_to_virt(x) ((x) + PAGE_OFFSET)
#endif
include/asm-arm/arch-versatile/param.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/param.h
*
* Copyright (C) 2002 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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/asm-arm/arch-versatile/platform.h 0 → 100644
View file @ d8371fcd
This diff is collapsed.
include/asm-arm/arch-versatile/serial.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/serial.h
*
* Copyright (C) 2003 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_SERIAL_H
#define __ASM_ARCH_SERIAL_H
/*
* This assumes you have a 14.7456 MHz clock UART.
*/
#define BASE_BAUD 115200
/* UART CLK PORT IRQ FLAGS */
#define STD_SERIAL_PORT_DEFNS \
{ 0, BASE_BAUD, 0, 0, ASYNC_SKIP_TEST }, /* ttyS0 */ \
{ 0, BASE_BAUD, 0, 0, ASYNC_SKIP_TEST }, /* ttyS1 */ \
{ 0, BASE_BAUD, 0, 0, ASYNC_SKIP_TEST }, /* ttyS2 */ \
{ 0, BASE_BAUD, 0, 0, ASYNC_SKIP_TEST }, /* ttyS3 */
#define EXTRA_SERIAL_PORT_DEFNS
#endif
include/asm-arm/arch-versatile/system.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/system.h
*
* Copyright (C) 2003 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 as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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_SYSTEM_H
#define __ASM_ARCH_SYSTEM_H
#include <asm/hardware.h>
#include <asm/io.h>
#include <asm/arch/platform.h>
static inline void arch_idle(void)
{
/*
* This should do all the clock switching
* and wait for interrupt tricks
*/
cpu_do_idle();
}
static inline void arch_reset(char mode)
{
unsigned int hdr_ctrl = (IO_ADDRESS(VERSATILE_SYS_BASE) + VERSATILE_SYS_RESETCTL_OFFSET);
unsigned int val;
/*
* To reset, we hit the on-board reset register
* in the system FPGA
*/
val = __raw_readl(hdr_ctrl);
val |= VERSATILE_SYS_CTRL_RESET_CONFIGCLR;
__raw_writel(val, hdr_ctrl);
}
#endif
include/asm-arm/arch-versatile/time.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/time.h
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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 <asm/system.h>
#include <asm/leds.h>
/*
* Where is the timer (VA)?
*/
#define TIMER0_VA_BASE IO_ADDRESS(VERSATILE_TIMER0_1_BASE)
#define TIMER1_VA_BASE (IO_ADDRESS(VERSATILE_TIMER0_1_BASE) + 0x20)
#define TIMER2_VA_BASE IO_ADDRESS(VERSATILE_TIMER2_3_BASE)
#define TIMER3_VA_BASE (IO_ADDRESS(VERSATILE_TIMER2_3_BASE) + 0x20)
#define VA_IC_BASE IO_ADDRESS(VERSATILE_VIC_BASE)
/*
* How long is the timer interval?
*/
#define TIMER_INTERVAL (TICKS_PER_uSEC * mSEC_10)
#if TIMER_INTERVAL >= 0x100000
#define TIMER_RELOAD (TIMER_INTERVAL >> 8) /* Divide by 256 */
#define TIMER_CTRL 0x88 /* Enable, Clock / 256 */
#define TICKS2USECS(x) (256 * (x) / TICKS_PER_uSEC)
#elif TIMER_INTERVAL >= 0x10000
#define TIMER_RELOAD (TIMER_INTERVAL >> 4) /* Divide by 16 */
#define TIMER_CTRL 0x84 /* Enable, Clock / 16 */
#define TICKS2USECS(x) (16 * (x) / TICKS_PER_uSEC)
#else
#define TIMER_RELOAD (TIMER_INTERVAL)
#define TIMER_CTRL 0x80 /* Enable */
#define TICKS2USECS(x) ((x) / TICKS_PER_uSEC)
#endif
#define TIMER_CTRL_IE (1 << 5) /* Interrupt Enable */
/*
* What does it look like?
*/
typedef struct TimerStruct {
unsigned long TimerLoad;
unsigned long TimerValue;
unsigned long TimerControl;
unsigned long TimerClear;
} TimerStruct_t;
extern unsigned long (*gettimeoffset)(void);
/*
* Returns number of ms since last clock interrupt. Note that interrupts
* will have been disabled by do_gettimeoffset()
*/
static unsigned long versatile_gettimeoffset(void)
{
volatile TimerStruct_t *timer0 = (TimerStruct_t *)TIMER0_VA_BASE;
unsigned long ticks1, ticks2, status;
/*
* Get the current number of ticks. Note that there is a race
* condition between us reading the timer and checking for
* an interrupt. We get around this by ensuring that the
* counter has not reloaded between our two reads.
*/
ticks2 = timer0->TimerValue & 0xffff;
do {
ticks1 = ticks2;
status = __raw_readl(VA_IC_BASE + VIC_IRQ_RAW_STATUS);
ticks2 = timer0->TimerValue & 0xffff;
} while (ticks2 > ticks1);
/*
* Number of ticks since last interrupt.
*/
ticks1 = TIMER_RELOAD - ticks2;
/*
* Interrupt pending? If so, we've reloaded once already.
*
* FIXME: Need to check this is effectively timer 0 that expires
*/
if (status & IRQMASK_TIMERINT0_1)
ticks1 += TIMER_RELOAD;
/*
* Convert the ticks to usecs
*/
return TICKS2USECS(ticks1);
}
/*
* IRQ handler for the timer
*/
static irqreturn_t versatile_timer_interrupt(int irq, void *dev_id, struct pt_regs *regs)
{
volatile TimerStruct_t *timer0 = (volatile TimerStruct_t *)TIMER0_VA_BASE;
// ...clear the interrupt
timer0->TimerClear = 1;
do_leds();
do_timer(regs);
do_profile(regs);
return IRQ_HANDLED;
}
/*
* Set up timer interrupt, and return the current time in seconds.
*/
void __init time_init(void)
{
volatile TimerStruct_t *timer0 = (volatile TimerStruct_t *)TIMER0_VA_BASE;
volatile TimerStruct_t *timer1 = (volatile TimerStruct_t *)TIMER1_VA_BASE;
volatile TimerStruct_t *timer2 = (volatile TimerStruct_t *)TIMER2_VA_BASE;
volatile TimerStruct_t *timer3 = (volatile TimerStruct_t *)TIMER3_VA_BASE;
/*
* set clock frequency:
* VERSATILE_REFCLK is 32KHz
* VERSATILE_TIMCLK is 1MHz
*/
*(volatile unsigned int *)IO_ADDRESS(VERSATILE_SCTL_BASE) |=
((VERSATILE_TIMCLK << VERSATILE_TIMER1_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER2_EnSel) |
(VERSATILE_TIMCLK << VERSATILE_TIMER3_EnSel) | (VERSATILE_TIMCLK << VERSATILE_TIMER4_EnSel));
timer_irq.handler = versatile_timer_interrupt;
/*
* Initialise to a known state (all timers off)
*/
timer0->TimerControl = 0;
timer1->TimerControl = 0;
timer2->TimerControl = 0;
timer3->TimerControl = 0;
timer0->TimerLoad = TIMER_RELOAD;
timer0->TimerValue = TIMER_RELOAD;
timer0->TimerControl = TIMER_CTRL | 0x40 | TIMER_CTRL_IE; /* periodic + IE */
/*
* Make irqs happen for the system timer
*/
setup_irq(IRQ_TIMERINT0_1, &timer_irq);
gettimeoffset = versatile_gettimeoffset;
}
include/asm-arm/arch-versatile/timex.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/timex.h
*
* Versatile PB architecture timex specifications
*
* Copyright (C) 2003 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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
*/
#define CLOCK_TICK_RATE (50000000 / 16)
include/asm-arm/arch-versatile/uncompress.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/uncompress.h
*
* Copyright (C) 2003 ARM Limited
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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/kernel.h>
#define AMBA_UART_DR (*(volatile unsigned char *)0x101F1000)
#define AMBA_UART_LCRH (*(volatile unsigned char *)0x101F102C)
#define AMBA_UART_CR (*(volatile unsigned char *)0x101F1030)
#define AMBA_UART_FR (*(volatile unsigned char *)0x101F1018)
/*
* This does not append a newline
*/
static void puts(const char *s)
{
while (*s) {
while (AMBA_UART_FR & (1 << 5))
barrier();
AMBA_UART_DR = *s;
if (*s == '\n') {
while (AMBA_UART_FR & (1 << 5))
barrier();
AMBA_UART_DR = '\r';
}
s++;
}
while (AMBA_UART_FR & (1 << 3))
barrier();
}
/*
* nothing to do
*/
#define arch_decomp_setup()
#define arch_decomp_wdog()
include/asm-arm/arch-versatile/vmalloc.h 0 → 100644
View file @ d8371fcd
/*
* linux/include/asm-arm/arch-versatile/vmalloc.h
*
* Copyright (C) 2003 ARM Limited
* Copyright (C) 2000 Russell King.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* 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
*/
/*
* Just any arbitrary offset to the start of the vmalloc VM area: the
* current 8MB value just means that there will be a 8MB "hole" after the
* physical memory until the kernel virtual memory starts. That means that
* any out-of-bounds memory accesses will hopefully be caught.
* The vmalloc() routines leaves a hole of 4kB between each vmalloced
* area for the same reason. ;)
*/
#define VMALLOC_OFFSET (8*1024*1024)
#define VMALLOC_START (((unsigned long)high_memory + VMALLOC_OFFSET) & ~(VMALLOC_OFFSET-1))
#define VMALLOC_VMADDR(x) ((unsigned long)(x))
#define VMALLOC_END (PAGE_OFFSET + 0x18000000)
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