korg/linux
0
0
Fork 0
mirror of https://mirrors.bfsu.edu.cn/git/linux.git synced 2024-11-24 12:44:11 +08:00
Code Issues Packages Projects Releases Wiki Activity

Microblaze patches for 3.15-rc1

Browse Source 
- Use asm-generic/io.h and fix intc/timer code
 - Clean platform handling
 - Enable some syscalls
 -----BEGIN PGP SIGNATURE-----
 Version: GnuPG v1.4.10 (GNU/Linux)
 
 iEYEABECAAYFAlNHiDIACgkQykllyylKDCHbLgCggWXqrfHFULZqlTUfAV2krfsx
 q44AoJ5sI0rBHEtXnL8Clo5+4vpftv0G
 =CRLR
 -----END PGP SIGNATURE-----

Merge tag 'microblaze-3.15-rc1' of git://git.monstr.eu/linux-2.6-microblaze

Pull Microblaze updates from Michal Simek:
 - use asm-generic/io.h and fix intc/timer code
 - clean platform handling
 - enable some syscalls

* tag 'microblaze-3.15-rc1' of git://git.monstr.eu/linux-2.6-microblaze:
  microblaze: Use asm-generic/io.h
  microblaze: Remove platform folder
  microblaze: Remove generic platform
  microblaze: Sort Kconfig options
  microblaze: Move DTS file to common location at boot/dts folder
  microblaze: Fix compilation failure because of release_thread
  microblaze: Fix sparse warning because of missing cpu.h header
  microblaze: Make timer driver endian aware
  microblaze: Make intc driver endian aware
  microblaze: Wire-up new system calls sched_setattr/getattr
  microblaze: Wire-up preadv/pwritev in syscall table
  microblaze: Enable pselect6 syscall
  microblaze: Drop architecture-specific declaration of early_printk
  microblaze: Rename global function heartbeat()
This commit is contained in:
Linus Torvalds 2014-04-11 11:53:45 -07:00
commit b42e6dc66b
23 changed files with 558 additions and 814 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

54
arch/microblaze/Kconfig
View File

@ -1,38 +1,38 @@
config MICROBLAZE
def_bool y
select ARCH_MIGHT_HAVE_PC_PARPORT
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
select HAVE_FUNCTION_TRACER
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_MCOUNT_RECORD
select ARCH_WANT_OPTIONAL_GPIOLIB
select HAVE_OPROFILE
select HAVE_ARCH_KGDB
select HAVE_DMA_ATTRS
select HAVE_DMA_API_DEBUG
select TRACING_SUPPORT
select OF
select OF_EARLY_FLATTREE
select ARCH_WANT_IPC_PARSE_VERSION
select HAVE_DEBUG_KMEMLEAK
select IRQ_DOMAIN
select VIRT_TO_BUS
select ARCH_WANT_OPTIONAL_GPIOLIB
select BUILDTIME_EXTABLE_SORT
select CLKSRC_OF
select CLONE_BACKWARDS3
select COMMON_CLK
select GENERIC_ATOMIC64
select GENERIC_CLOCKEVENTS
select GENERIC_CPU_DEVICES
select GENERIC_IDLE_POLL_SETUP
select GENERIC_IRQ_PROBE
select GENERIC_IRQ_SHOW
select GENERIC_PCI_IOMAP
select GENERIC_CPU_DEVICES
select GENERIC_ATOMIC64
select GENERIC_CLOCKEVENTS
select COMMON_CLK
select GENERIC_SCHED_CLOCK
select GENERIC_IDLE_POLL_SETUP
select HAVE_ARCH_KGDB
select HAVE_DEBUG_KMEMLEAK
select HAVE_DMA_API_DEBUG
select HAVE_DMA_ATTRS
select HAVE_DYNAMIC_FTRACE
select HAVE_FTRACE_MCOUNT_RECORD
select HAVE_FUNCTION_GRAPH_TRACER
select HAVE_FUNCTION_TRACE_MCOUNT_TEST
select HAVE_FUNCTION_TRACER
select HAVE_MEMBLOCK
select HAVE_MEMBLOCK_NODE_MAP
select HAVE_OPROFILE
select IRQ_DOMAIN
select MODULES_USE_ELF_RELA
select CLONE_BACKWARDS3
select CLKSRC_OF
select BUILDTIME_EXTABLE_SORT
select OF
select OF_EARLY_FLATTREE
select TRACING_SUPPORT
select VIRT_TO_BUS
config SWAP
def_bool n
@ -74,7 +74,7 @@ source "init/Kconfig"
source "kernel/Kconfig.freezer"
source "arch/microblaze/platform/Kconfig.platform"
source "arch/microblaze/Kconfig.platform"
menu "Processor type and features"

55
arch/microblaze/platform/Kconfig.platform → arch/microblaze/Kconfig.platform
View File

@ -5,18 +5,6 @@
#
menu "Platform options"
choice
prompt "Platform"
default PLATFORM_MICROBLAZE_AUTO
help
Choose which hardware board/platform you are targeting.
config PLATFORM_GENERIC
bool "Generic"
help
Choose this option for the Generic platform.
endchoice
config OPT_LIB_FUNCTION
bool "Optimalized lib function"
@ -37,8 +25,45 @@ config OPT_LIB_ASM
Allows turn on optimalized library function (memcpy and memmove).
Function are written in asm code.
if PLATFORM_GENERIC=y
source "arch/microblaze/platform/generic/Kconfig.auto"
endif
# Definitions for MICROBLAZE0
comment "Definitions for MICROBLAZE0"
config KERNEL_BASE_ADDR
hex "Physical address where Linux Kernel is"
default "0x90000000"
help
BASE Address for kernel
config XILINX_MICROBLAZE0_FAMILY
string "Targeted FPGA family"
default "virtex5"
config XILINX_MICROBLAZE0_USE_MSR_INSTR
int "USE_MSR_INSTR range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_PCMP_INSTR
int "USE_PCMP_INSTR range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_BARREL
int "USE_BARREL range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_DIV
int "USE_DIV range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_HW_MUL
int "USE_HW_MUL values (0=NONE, 1=MUL32, 2=MUL64)"
default 0
config XILINX_MICROBLAZE0_USE_FPU
int "USE_FPU values (0=NONE, 1=BASIC, 2=EXTENDED)"
default 0
config XILINX_MICROBLAZE0_HW_VER
string "Core version number"
default 7.10.d
endmenu

1
arch/microblaze/Makefile
View File

@ -48,7 +48,6 @@ head-y := arch/microblaze/kernel/head.o
libs-y += arch/microblaze/lib/
core-y += arch/microblaze/kernel/
core-y += arch/microblaze/mm/
core-y += arch/microblaze/platform/
core-$(CONFIG_PCI) += arch/microblaze/pci/
drivers-$(CONFIG_OPROFILE) += arch/microblaze/oprofile/

1
arch/microblaze/boot/dts/system.dts
View File

@ -1 +0,0 @@
../../platform/generic/system.dts

366
arch/microblaze/boot/dts/system.dts Normal file
View File

@ -0,0 +1,366 @@
/*
* Device Tree Generator version: 1.1
*
* (C) Copyright 2007-2008 Xilinx, Inc.
* (C) Copyright 2007-2009 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* 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
*
* CAUTION: This file is automatically generated by libgen.
* Version: Xilinx EDK 10.1.03 EDK_K_SP3.6
*
* XPS project directory: Xilinx-ML505-ll_temac-sgdma-MMU-FDT-edk101
*/
/dts-v1/;
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,microblaze";
hard-reset-gpios = <&LEDs_8Bit 2 1>;
model = "testing";
DDR2_SDRAM: memory@90000000 {
device_type = "memory";
reg = < 0x90000000 0x10000000 >;
} ;
aliases {
ethernet0 = &Hard_Ethernet_MAC;
serial0 = &RS232_Uart_1;
} ;
chosen {
bootargs = "console=ttyUL0,115200 highres=on";
linux,stdout-path = "/plb@0/serial@84000000";
} ;
cpus {
#address-cells = <1>;
#cpus = <0x1>;
#size-cells = <0>;
microblaze_0: cpu@0 {
clock-frequency = <125000000>;
compatible = "xlnx,microblaze-7.10.d";
d-cache-baseaddr = <0x90000000>;
d-cache-highaddr = <0x9fffffff>;
d-cache-line-size = <0x10>;
d-cache-size = <0x2000>;
device_type = "cpu";
i-cache-baseaddr = <0x90000000>;
i-cache-highaddr = <0x9fffffff>;
i-cache-line-size = <0x10>;
i-cache-size = <0x2000>;
model = "microblaze,7.10.d";
reg = <0>;
timebase-frequency = <125000000>;
xlnx,addr-tag-bits = <0xf>;
xlnx,allow-dcache-wr = <0x1>;
xlnx,allow-icache-wr = <0x1>;
xlnx,area-optimized = <0x0>;
xlnx,cache-byte-size = <0x2000>;
xlnx,d-lmb = <0x1>;
xlnx,d-opb = <0x0>;
xlnx,d-plb = <0x1>;
xlnx,data-size = <0x20>;
xlnx,dcache-addr-tag = <0xf>;
xlnx,dcache-always-used = <0x1>;
xlnx,dcache-byte-size = <0x2000>;
xlnx,dcache-line-len = <0x4>;
xlnx,dcache-use-fsl = <0x1>;
xlnx,debug-enabled = <0x1>;
xlnx,div-zero-exception = <0x1>;
xlnx,dopb-bus-exception = <0x0>;
xlnx,dynamic-bus-sizing = <0x1>;
xlnx,edge-is-positive = <0x1>;
xlnx,family = "virtex5";
xlnx,endianness = <0x1>;
xlnx,fpu-exception = <0x1>;
xlnx,fsl-data-size = <0x20>;
xlnx,fsl-exception = <0x0>;
xlnx,fsl-links = <0x0>;
xlnx,i-lmb = <0x1>;
xlnx,i-opb = <0x0>;
xlnx,i-plb = <0x1>;
xlnx,icache-always-used = <0x1>;
xlnx,icache-line-len = <0x4>;
xlnx,icache-use-fsl = <0x1>;
xlnx,ill-opcode-exception = <0x1>;
xlnx,instance = "microblaze_0";
xlnx,interconnect = <0x1>;
xlnx,interrupt-is-edge = <0x0>;
xlnx,iopb-bus-exception = <0x0>;
xlnx,mmu-dtlb-size = <0x4>;
xlnx,mmu-itlb-size = <0x2>;
xlnx,mmu-tlb-access = <0x3>;
xlnx,mmu-zones = <0x10>;
xlnx,number-of-pc-brk = <0x1>;
xlnx,number-of-rd-addr-brk = <0x0>;
xlnx,number-of-wr-addr-brk = <0x0>;
xlnx,opcode-0x0-illegal = <0x1>;
xlnx,pvr = <0x2>;
xlnx,pvr-user1 = <0x0>;
xlnx,pvr-user2 = <0x0>;
xlnx,reset-msr = <0x0>;
xlnx,sco = <0x0>;
xlnx,unaligned-exceptions = <0x1>;
xlnx,use-barrel = <0x1>;
xlnx,use-dcache = <0x1>;
xlnx,use-div = <0x1>;
xlnx,use-ext-brk = <0x1>;
xlnx,use-ext-nm-brk = <0x1>;
xlnx,use-extended-fsl-instr = <0x0>;
xlnx,use-fpu = <0x2>;
xlnx,use-hw-mul = <0x2>;
xlnx,use-icache = <0x1>;
xlnx,use-interrupt = <0x1>;
xlnx,use-mmu = <0x3>;
xlnx,use-msr-instr = <0x1>;
xlnx,use-pcmp-instr = <0x1>;
} ;
} ;
mb_plb: plb@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,plb-v46-1.03.a", "xlnx,plb-v46-1.00.a", "simple-bus";
ranges ;
FLASH: flash@a0000000 {
bank-width = <2>;
compatible = "xlnx,xps-mch-emc-2.00.a", "cfi-flash";
reg = < 0xa0000000 0x2000000 >;
xlnx,family = "virtex5";
xlnx,include-datawidth-matching-0 = <0x1>;
xlnx,include-datawidth-matching-1 = <0x0>;
xlnx,include-datawidth-matching-2 = <0x0>;
xlnx,include-datawidth-matching-3 = <0x0>;
xlnx,include-negedge-ioregs = <0x0>;
xlnx,include-plb-ipif = <0x1>;
xlnx,include-wrbuf = <0x1>;
xlnx,max-mem-width = <0x10>;
xlnx,mch-native-dwidth = <0x20>;
xlnx,mch-plb-clk-period-ps = <0x1f40>;
xlnx,mch-splb-awidth = <0x20>;
xlnx,mch0-accessbuf-depth = <0x10>;
xlnx,mch0-protocol = <0x0>;
xlnx,mch0-rddatabuf-depth = <0x10>;
xlnx,mch1-accessbuf-depth = <0x10>;
xlnx,mch1-protocol = <0x0>;
xlnx,mch1-rddatabuf-depth = <0x10>;
xlnx,mch2-accessbuf-depth = <0x10>;
xlnx,mch2-protocol = <0x0>;
xlnx,mch2-rddatabuf-depth = <0x10>;
xlnx,mch3-accessbuf-depth = <0x10>;
xlnx,mch3-protocol = <0x0>;
xlnx,mch3-rddatabuf-depth = <0x10>;
xlnx,mem0-width = <0x10>;
xlnx,mem1-width = <0x20>;
xlnx,mem2-width = <0x20>;
xlnx,mem3-width = <0x20>;
xlnx,num-banks-mem = <0x1>;
xlnx,num-channels = <0x0>;
xlnx,priority-mode = <0x0>;
xlnx,synch-mem-0 = <0x0>;
xlnx,synch-mem-1 = <0x0>;
xlnx,synch-mem-2 = <0x0>;
xlnx,synch-mem-3 = <0x0>;
xlnx,synch-pipedelay-0 = <0x2>;
xlnx,synch-pipedelay-1 = <0x2>;
xlnx,synch-pipedelay-2 = <0x2>;
xlnx,synch-pipedelay-3 = <0x2>;
xlnx,tavdv-ps-mem-0 = <0x1adb0>;
xlnx,tavdv-ps-mem-1 = <0x3a98>;
xlnx,tavdv-ps-mem-2 = <0x3a98>;
xlnx,tavdv-ps-mem-3 = <0x3a98>;
xlnx,tcedv-ps-mem-0 = <0x1adb0>;
xlnx,tcedv-ps-mem-1 = <0x3a98>;
xlnx,tcedv-ps-mem-2 = <0x3a98>;
xlnx,tcedv-ps-mem-3 = <0x3a98>;
xlnx,thzce-ps-mem-0 = <0x88b8>;
xlnx,thzce-ps-mem-1 = <0x1b58>;
xlnx,thzce-ps-mem-2 = <0x1b58>;
xlnx,thzce-ps-mem-3 = <0x1b58>;
xlnx,thzoe-ps-mem-0 = <0x1b58>;
xlnx,thzoe-ps-mem-1 = <0x1b58>;
xlnx,thzoe-ps-mem-2 = <0x1b58>;
xlnx,thzoe-ps-mem-3 = <0x1b58>;
xlnx,tlzwe-ps-mem-0 = <0x88b8>;
xlnx,tlzwe-ps-mem-1 = <0x0>;
xlnx,tlzwe-ps-mem-2 = <0x0>;
xlnx,tlzwe-ps-mem-3 = <0x0>;
xlnx,twc-ps-mem-0 = <0x2af8>;
xlnx,twc-ps-mem-1 = <0x3a98>;
xlnx,twc-ps-mem-2 = <0x3a98>;
xlnx,twc-ps-mem-3 = <0x3a98>;
xlnx,twp-ps-mem-0 = <0x11170>;
xlnx,twp-ps-mem-1 = <0x2ee0>;
xlnx,twp-ps-mem-2 = <0x2ee0>;
xlnx,twp-ps-mem-3 = <0x2ee0>;
xlnx,xcl0-linesize = <0x4>;
xlnx,xcl0-writexfer = <0x1>;
xlnx,xcl1-linesize = <0x4>;
xlnx,xcl1-writexfer = <0x1>;
xlnx,xcl2-linesize = <0x4>;
xlnx,xcl2-writexfer = <0x1>;
xlnx,xcl3-linesize = <0x4>;
xlnx,xcl3-writexfer = <0x1>;
} ;
Hard_Ethernet_MAC: xps-ll-temac@81c00000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,compound";
ranges ;
ethernet@81c00000 {
compatible = "xlnx,xps-ll-temac-1.01.b", "xlnx,xps-ll-temac-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 5 2 >;
llink-connected = <&PIM3>;
local-mac-address = [ 00 0a 35 00 00 00 ];
reg = < 0x81c00000 0x40 >;
xlnx,bus2core-clk-ratio = <0x1>;
xlnx,phy-type = <0x1>;
xlnx,phyaddr = <0x1>;
xlnx,rxcsum = <0x0>;
xlnx,rxfifo = <0x1000>;
xlnx,temac-type = <0x0>;
xlnx,txcsum = <0x0>;
xlnx,txfifo = <0x1000>;
} ;
} ;
IIC_EEPROM: i2c@81600000 {
compatible = "xlnx,xps-iic-2.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 6 2 >;
reg = < 0x81600000 0x10000 >;
xlnx,clk-freq = <0x7735940>;
xlnx,family = "virtex5";
xlnx,gpo-width = <0x1>;
xlnx,iic-freq = <0x186a0>;
xlnx,scl-inertial-delay = <0x0>;
xlnx,sda-inertial-delay = <0x0>;
xlnx,ten-bit-adr = <0x0>;
} ;
LEDs_8Bit: gpio@81400000 {
compatible = "xlnx,xps-gpio-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 7 2 >;
reg = < 0x81400000 0x10000 >;
xlnx,all-inputs = <0x0>;
xlnx,all-inputs-2 = <0x0>;
xlnx,dout-default = <0x0>;
xlnx,dout-default-2 = <0x0>;
xlnx,family = "virtex5";
xlnx,gpio-width = <0x8>;
xlnx,interrupt-present = <0x1>;
xlnx,is-bidir = <0x1>;
xlnx,is-bidir-2 = <0x1>;
xlnx,is-dual = <0x0>;
xlnx,tri-default = <0xffffffff>;
xlnx,tri-default-2 = <0xffffffff>;
#gpio-cells = <2>;
gpio-controller;
} ;
gpio-leds {
compatible = "gpio-leds";
heartbeat {
label = "Heartbeat";
gpios = <&LEDs_8Bit 4 1>;
linux,default-trigger = "heartbeat";
};
yellow {
label = "Yellow";
gpios = <&LEDs_8Bit 5 1>;
};
red {
label = "Red";
gpios = <&LEDs_8Bit 6 1>;
};
green {
label = "Green";
gpios = <&LEDs_8Bit 7 1>;
};
} ;
RS232_Uart_1: serial@84000000 {
clock-frequency = <125000000>;
compatible = "xlnx,xps-uartlite-1.00.a";
current-speed = <115200>;
device_type = "serial";
interrupt-parent = <&xps_intc_0>;
interrupts = < 8 0 >;
port-number = <0>;
reg = < 0x84000000 0x10000 >;
xlnx,baudrate = <0x1c200>;
xlnx,data-bits = <0x8>;
xlnx,family = "virtex5";
xlnx,odd-parity = <0x0>;
xlnx,use-parity = <0x0>;
} ;
SysACE_CompactFlash: sysace@83600000 {
compatible = "xlnx,xps-sysace-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 4 2 >;
reg = < 0x83600000 0x10000 >;
xlnx,family = "virtex5";
xlnx,mem-width = <0x10>;
} ;
debug_module: debug@84400000 {
compatible = "xlnx,mdm-1.00.d";
reg = < 0x84400000 0x10000 >;
xlnx,family = "virtex5";
xlnx,interconnect = <0x1>;
xlnx,jtag-chain = <0x2>;
xlnx,mb-dbg-ports = <0x1>;
xlnx,uart-width = <0x8>;
xlnx,use-uart = <0x1>;
xlnx,write-fsl-ports = <0x0>;
} ;
mpmc@90000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,mpmc-4.02.a";
ranges ;
PIM3: sdma@84600180 {
compatible = "xlnx,ll-dma-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 2 2 1 2 >;
reg = < 0x84600180 0x80 >;
} ;
} ;
xps_intc_0: interrupt-controller@81800000 {
#interrupt-cells = <0x2>;
compatible = "xlnx,xps-intc-1.00.a";
interrupt-controller ;
reg = < 0x81800000 0x10000 >;
xlnx,kind-of-intr = <0x100>;
xlnx,num-intr-inputs = <0x9>;
} ;
xps_timer_1: timer@83c00000 {
compatible = "xlnx,xps-timer-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 3 2 >;
reg = < 0x83c00000 0x10000 >;
xlnx,count-width = <0x20>;
xlnx,family = "virtex5";
xlnx,gen0-assert = <0x1>;
xlnx,gen1-assert = <0x1>;
xlnx,one-timer-only = <0x0>;
xlnx,trig0-assert = <0x1>;
xlnx,trig1-assert = <0x1>;
} ;
} ;
} ;

302
arch/microblaze/include/asm/io.h
View File

@ -15,7 +15,6 @@
#include <asm/page.h>
#include <linux/types.h>
#include <linux/mm.h> /* Get struct page {...} */
#include <asm-generic/iomap.h>
#ifndef CONFIG_PCI
#define _IO_BASE 0
@ -25,211 +24,32 @@
#define _IO_BASE isa_io_base
#define _ISA_MEM_BASE isa_mem_base
#define PCI_DRAM_OFFSET pci_dram_offset
#endif
struct pci_dev;
extern void pci_iounmap(struct pci_dev *dev, void __iomem *);
#define pci_iounmap pci_iounmap
extern unsigned long isa_io_base;
extern unsigned long pci_io_base;
extern unsigned long pci_dram_offset;
extern resource_size_t isa_mem_base;
#endif
#define PCI_IOBASE ((void __iomem *)_IO_BASE)
#define IO_SPACE_LIMIT (0xFFFFFFFF)
/* the following is needed to support PCI with some drivers */
#define mmiowb()
static inline unsigned char __raw_readb(const volatile void __iomem *addr)
{
return *(volatile unsigned char __force *)addr;
}
static inline unsigned short __raw_readw(const volatile void __iomem *addr)
{
return *(volatile unsigned short __force *)addr;
}
static inline unsigned int __raw_readl(const volatile void __iomem *addr)
{
return *(volatile unsigned int __force *)addr;
}
static inline unsigned long __raw_readq(const volatile void __iomem *addr)
{
return *(volatile unsigned long __force *)addr;
}
static inline void __raw_writeb(unsigned char v, volatile void __iomem *addr)
{
*(volatile unsigned char __force *)addr = v;
}
static inline void __raw_writew(unsigned short v, volatile void __iomem *addr)
{
*(volatile unsigned short __force *)addr = v;
}
static inline void __raw_writel(unsigned int v, volatile void __iomem *addr)
{
*(volatile unsigned int __force *)addr = v;
}
static inline void __raw_writeq(unsigned long v, volatile void __iomem *addr)
{
*(volatile unsigned long __force *)addr = v;
}
/*
* read (readb, readw, readl, readq) and write (writeb, writew,
* writel, writeq) accessors are for PCI and thus little endian.
* Linux 2.4 for Microblaze had this wrong.
*/
static inline unsigned char readb(const volatile void __iomem *addr)
{
return *(volatile unsigned char __force *)addr;
}
static inline unsigned short readw(const volatile void __iomem *addr)
{
return le16_to_cpu(*(volatile unsigned short __force *)addr);
}
static inline unsigned int readl(const volatile void __iomem *addr)
{
return le32_to_cpu(*(volatile unsigned int __force *)addr);
}
#define readq readq
static inline u64 readq(const volatile void __iomem *addr)
{
return le64_to_cpu(__raw_readq(addr));
}
static inline void writeb(unsigned char v, volatile void __iomem *addr)
{
*(volatile unsigned char __force *)addr = v;
}
static inline void writew(unsigned short v, volatile void __iomem *addr)
{
*(volatile unsigned short __force *)addr = cpu_to_le16(v);
}
static inline void writel(unsigned int v, volatile void __iomem *addr)
{
*(volatile unsigned int __force *)addr = cpu_to_le32(v);
}
#define writeq(b, addr) __raw_writeq(cpu_to_le64(b), addr)
/* ioread and iowrite variants. thease are for now same as __raw_
* variants of accessors. we might check for endianess in the feature
*/
#define ioread8(addr) __raw_readb((u8 *)(addr))
#define ioread16(addr) __raw_readw((u16 *)(addr))
#define ioread32(addr) __raw_readl((u32 *)(addr))
#define iowrite8(v, addr) __raw_writeb((u8)(v), (u8 *)(addr))
#define iowrite16(v, addr) __raw_writew((u16)(v), (u16 *)(addr))
#define iowrite32(v, addr) __raw_writel((u32)(v), (u32 *)(addr))
#define ioread16be(addr) __raw_readw((u16 *)(addr))
#define ioread32be(addr) __raw_readl((u32 *)(addr))
#define iowrite16be(v, addr) __raw_writew((u16)(v), (u16 *)(addr))
#define iowrite32be(v, addr) __raw_writel((u32)(v), (u32 *)(addr))
/* These are the definitions for the x86 IO instructions
* inb/inw/inl/outb/outw/outl, the "string" versions
* insb/insw/insl/outsb/outsw/outsl, and the "pausing" versions
* inb_p/inw_p/...
* The macros don't do byte-swapping.
*/
#define inb(port) readb((u8 *)((unsigned long)(port)))
#define outb(val, port) writeb((val), (u8 *)((unsigned long)(port)))
#define inw(port) readw((u16 *)((unsigned long)(port)))
#define outw(val, port) writew((val), (u16 *)((unsigned long)(port)))
#define inl(port) readl((u32 *)((unsigned long)(port)))
#define outl(val, port) writel((val), (u32 *)((unsigned long)(port)))
#define inb_p(port) inb((port))
#define outb_p(val, port) outb((val), (port))
#define inw_p(port) inw((port))
#define outw_p(val, port) outw((val), (port))
#define inl_p(port) inl((port))
#define outl_p(val, port) outl((val), (port))
#define memset_io(a, b, c) memset((void *)(a), (b), (c))
#define memcpy_fromio(a, b, c) memcpy((a), (void *)(b), (c))
#define memcpy_toio(a, b, c) memcpy((void *)(a), (b), (c))
#ifdef CONFIG_MMU
#define phys_to_virt(addr) ((void *)__phys_to_virt(addr))
#define virt_to_phys(addr) ((unsigned long)__virt_to_phys(addr))
#define virt_to_bus(addr) ((unsigned long)__virt_to_phys(addr))
#define page_to_bus(page) (page_to_phys(page))
#define bus_to_virt(addr) (phys_to_virt(addr))
extern void iounmap(void __iomem *addr);
/*extern void *__ioremap(phys_addr_t address, unsigned long size,
unsigned long flags);*/
extern void __iomem *ioremap(phys_addr_t address, unsigned long size);
#define ioremap_writethrough(addr, size) ioremap((addr), (size))
#define ioremap_nocache(addr, size) ioremap((addr), (size))
#define ioremap_fullcache(addr, size) ioremap((addr), (size))
#else /* CONFIG_MMU */
/**
* virt_to_phys - map virtual addresses to physical
* @address: address to remap
*
* The returned physical address is the physical (CPU) mapping for
* the memory address given. It is only valid to use this function on
* addresses directly mapped or allocated via kmalloc.
*
* This function does not give bus mappings for DMA transfers. In
* almost all conceivable cases a device driver should not be using
* this function
*/
static inline unsigned long __iomem virt_to_phys(volatile void *address)
{
return __pa((unsigned long)address);
}
#define virt_to_bus virt_to_phys
/**
* phys_to_virt - map physical address to virtual
* @address: address to remap
*
* The returned virtual address is a current CPU mapping for
* the memory address given. It is only valid to use this function on
* addresses that have a kernel mapping
*
* This function does not handle bus mappings for DMA transfers. In
* almost all conceivable cases a device driver should not be using
* this function
*/
static inline void *phys_to_virt(unsigned long address)
{
return (void *)__va(address);
}
#define bus_to_virt(a) phys_to_virt(a)
static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
unsigned long flags)
{
return (void *)address;
}
#define ioremap(physaddr, size) ((void __iomem *)(unsigned long)(physaddr))
#define iounmap(addr) ((void)0)
#define ioremap_nocache(physaddr, size) ioremap(physaddr, size)
#define ioremap_writethrough(addr, size) ioremap((addr), (size))
#define ioremap_nocache(addr, size) ioremap((addr), (size))
#define ioremap_fullcache(addr, size) ioremap((addr), (size))
#define ioremap_wc(addr, size) ioremap((addr), (size))
#endif /* CONFIG_MMU */
/*
* Convert a physical pointer to a virtual kernel pointer for /dev/mem
* access
*/
#define xlate_dev_mem_ptr(p) __va(p)
/*
* Convert a virtual cached pointer to an uncached pointer
*/
#define xlate_dev_kmem_ptr(p) p
/*
* Big Endian
*/
/* Big Endian */
#define out_be32(a, v) __raw_writel((v), (void __iomem __force *)(a))
#define out_be16(a, v) __raw_writew((v), (a))
@ -239,10 +59,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
#define writel_be(v, a) out_be32((__force unsigned *)a, v)
#define readl_be(a) in_be32((__force unsigned *)a)
/*
* Little endian
*/
/* Little endian */
#define out_le32(a, v) __raw_writel(__cpu_to_le32(v), (a))
#define out_le16(a, v) __raw_writew(__cpu_to_le16(v), (a))
@ -253,100 +70,7 @@ static inline void __iomem *__ioremap(phys_addr_t address, unsigned long size,
#define out_8(a, v) __raw_writeb((v), (a))
#define in_8(a) __raw_readb(a)
#define mmiowb()
#define ioport_map(port, nr) ((void __iomem *)(port))
#define ioport_unmap(addr)
/* from asm-generic/io.h */
#ifndef insb
static inline void insb(unsigned long addr, void *buffer, int count)
{
if (count) {
u8 *buf = buffer;
do {
u8 x = inb(addr);
*buf++ = x;
} while (--count);
}
}
#endif
#ifndef insw
static inline void insw(unsigned long addr, void *buffer, int count)
{
if (count) {
u16 *buf = buffer;
do {
u16 x = inw(addr);
*buf++ = x;
} while (--count);
}
}
#endif
#ifndef insl
static inline void insl(unsigned long addr, void *buffer, int count)
{
if (count) {
u32 *buf = buffer;
do {
u32 x = inl(addr);
*buf++ = x;
} while (--count);
}
}
#endif
#ifndef outsb
static inline void outsb(unsigned long addr, const void *buffer, int count)
{
if (count) {
const u8 *buf = buffer;
do {
outb(*buf++, addr);
} while (--count);
}
}
#endif
#ifndef outsw
static inline void outsw(unsigned long addr, const void *buffer, int count)
{
if (count) {
const u16 *buf = buffer;
do {
outw(*buf++, addr);
} while (--count);
}
}
#endif
#ifndef outsl
static inline void outsl(unsigned long addr, const void *buffer, int count)
{
if (count) {
const u32 *buf = buffer;
do {
outl(*buf++, addr);
} while (--count);
}
}
#endif
#define ioread8_rep(p, dst, count) \
insb((unsigned long) (p), (dst), (count))
#define ioread16_rep(p, dst, count) \
insw((unsigned long) (p), (dst), (count))
#define ioread32_rep(p, dst, count) \
insl((unsigned long) (p), (dst), (count))
#define iowrite8_rep(p, src, count) \
outsb((unsigned long) (p), (src), (count))
#define iowrite16_rep(p, src, count) \
outsw((unsigned long) (p), (src), (count))
#define iowrite32_rep(p, src, count) \
outsl((unsigned long) (p), (src), (count))
#include <asm-generic/io.h>
#define readb_relaxed readb
#define readw_relaxed readw

2
arch/microblaze/include/asm/processor.h
View File

@ -122,7 +122,7 @@ struct thread_struct {
}
/* Free all resources held by a thread. */
extern inline void release_thread(struct task_struct *dead_task)
static inline void release_thread(struct task_struct *dead_task)
{
}

6
arch/microblaze/include/asm/setup.h
View File

@ -19,14 +19,12 @@ extern char cmd_line[COMMAND_LINE_SIZE];
extern char *klimit;
void early_printk(const char *fmt, ...);
int setup_early_printk(char *opt);
void remap_early_printk(void);
void disable_early_printk(void);
void heartbeat(void);
void setup_heartbeat(void);
void microblaze_heartbeat(void);
void microblaze_setup_heartbeat(void);
# ifdef CONFIG_MMU
extern void mmu_reset(void);

6
arch/microblaze/include/uapi/asm/unistd.h
View File

@ -93,7 +93,7 @@
#define __NR_settimeofday 79 /* ok */
#define __NR_getgroups 80 /* ok */
#define __NR_setgroups 81 /* ok */
#define __NR_select 82 /* obsolete -> sys_pselect7 */
#define __NR_select 82 /* obsolete -> sys_pselect6 */
#define __NR_symlink 83 /* symlinkat */
#define __NR_oldlstat 84 /* remove */
#define __NR_readlink 85 /* obsolete -> sys_readlinkat */
@ -320,7 +320,7 @@
#define __NR_readlinkat 305 /* ok */
#define __NR_fchmodat 306 /* ok */
#define __NR_faccessat 307 /* ok */
#define __NR_pselect6 308 /* obsolete -> sys_pselect7 */
#define __NR_pselect6 308 /* ok */
#define __NR_ppoll 309 /* ok */
#define __NR_unshare 310 /* ok */
#define __NR_set_robust_list 311 /* ok */
@ -396,5 +396,7 @@
#define __NR_process_vm_writev 378
#define __NR_kcmp 379
#define __NR_finit_module 380
#define __NR_sched_setattr 381
#define __NR_sched_getattr 382
#endif /* _UAPI_ASM_MICROBLAZE_UNISTD_H */

2
arch/microblaze/kernel/Makefile
View File

@ -16,7 +16,7 @@ extra-y := head.o vmlinux.lds
obj-y += dma.o exceptions.o \
hw_exception_handler.o intc.o irq.o \
process.o prom.o prom_parse.o ptrace.o \
platform.o process.o prom.o prom_parse.o ptrace.o \
reset.o setup.o signal.o sys_microblaze.o timer.o traps.o unwind.o
obj-y += cpu/

4
arch/microblaze/kernel/heartbeat.c
View File

@ -17,7 +17,7 @@
static unsigned int base_addr;
void heartbeat(void)
void microblaze_heartbeat(void)
{
static unsigned int cnt, period, dist;
@ -42,7 +42,7 @@ void heartbeat(void)
}
}
void setup_heartbeat(void)
void microblaze_setup_heartbeat(void)
{
struct device_node *gpio = NULL;
int *prop;

51
arch/microblaze/kernel/intc.c
View File

@ -32,6 +32,29 @@ static void __iomem *intc_baseaddr;
#define MER_ME (1<<0)
#define MER_HIE (1<<1)
static unsigned int (*read_fn)(void __iomem *);
static void (*write_fn)(u32, void __iomem *);
static void intc_write32(u32 val, void __iomem *addr)
{
iowrite32(val, addr);
}
static unsigned int intc_read32(void __iomem *addr)
{
return ioread32(addr);
}
static void intc_write32_be(u32 val, void __iomem *addr)
{
iowrite32be(val, addr);
}
static unsigned int intc_read32_be(void __iomem *addr)
{
return ioread32be(addr);
}
static void intc_enable_or_unmask(struct irq_data *d)
{
unsigned long mask = 1 << d->hwirq;
@ -43,21 +66,21 @@ static void intc_enable_or_unmask(struct irq_data *d)
* acks the irq before calling the interrupt handler
*/
if (irqd_is_level_type(d))
out_be32(intc_baseaddr + IAR, mask);
write_fn(mask, intc_baseaddr + IAR);
out_be32(intc_baseaddr + SIE, mask);
write_fn(mask, intc_baseaddr + SIE);
}
static void intc_disable_or_mask(struct irq_data *d)
{
pr_debug("disable: %ld\n", d->hwirq);
out_be32(intc_baseaddr + CIE, 1 << d->hwirq);
write_fn(1 << d->hwirq, intc_baseaddr + CIE);
}
static void intc_ack(struct irq_data *d)
{
pr_debug("ack: %ld\n", d->hwirq);
out_be32(intc_baseaddr + IAR, 1 << d->hwirq);
write_fn(1 << d->hwirq, intc_baseaddr + IAR);
}
static void intc_mask_ack(struct irq_data *d)
@ -65,8 +88,8 @@ static void intc_mask_ack(struct irq_data *d)
unsigned long mask = 1 << d->hwirq;
pr_debug("disable_and_ack: %ld\n", d->hwirq);
out_be32(intc_baseaddr + CIE, mask);
out_be32(intc_baseaddr + IAR, mask);
write_fn(mask, intc_baseaddr + CIE);
write_fn(mask, intc_baseaddr + IAR);
}
static struct irq_chip intc_dev = {
@ -83,7 +106,7 @@ unsigned int get_irq(void)
{
unsigned int hwirq, irq = -1;
hwirq = in_be32(intc_baseaddr + IVR);
hwirq = read_fn(intc_baseaddr + IVR);
if (hwirq != -1U)
irq = irq_find_mapping(root_domain, hwirq);
@ -140,17 +163,25 @@ static int __init xilinx_intc_of_init(struct device_node *intc,
pr_info("%s: num_irq=%d, edge=0x%x\n",
intc->full_name, nr_irq, intr_mask);
write_fn = intc_write32;
read_fn = intc_read32;
/*
* Disable all external interrupts until they are
* explicity requested.
*/
out_be32(intc_baseaddr + IER, 0);
write_fn(0, intc_baseaddr + IER);
/* Acknowledge any pending interrupts just in case. */
out_be32(intc_baseaddr + IAR, 0xffffffff);
write_fn(0xffffffff, intc_baseaddr + IAR);
/* Turn on the Master Enable. */
out_be32(intc_baseaddr + MER, MER_HIE | MER_ME);
write_fn(MER_HIE | MER_ME, intc_baseaddr + MER);
if (!(read_fn(intc_baseaddr + MER) & (MER_HIE | MER_ME))) {
write_fn = intc_write32_be;
read_fn = intc_read32_be;
write_fn(MER_HIE | MER_ME, intc_baseaddr + MER);
}
/* Yeah, okay, casting the intr_mask to a void* is butt-ugly, but I'm
* lazy and Michal can clean it up to something nicer when he tests

0
arch/microblaze/platform/platform.c → arch/microblaze/kernel/platform.c
View File

1
arch/microblaze/kernel/process.c
View File

@ -8,6 +8,7 @@
* for more details.
*/
#include <linux/cpu.h>
#include <linux/export.h>
#include <linux/sched.h>
#include <linux/pm.h>

2
arch/microblaze/kernel/signal.c
View File

@ -216,7 +216,7 @@ static int setup_rt_frame(int sig, struct k_sigaction *ka, siginfo_t *info,
/* MS: I need add offset in page */
address += ((unsigned long)frame->tramp) & ~PAGE_MASK;
/* MS address is virtual */
address = virt_to_phys(address);
address = __virt_to_phys(address);
invalidate_icache_range(address, address + 8);
flush_dcache_range(address, address + 8);
}

8
arch/microblaze/kernel/syscall_table.S
View File

@ -308,7 +308,7 @@ ENTRY(sys_call_table)
.long sys_readlinkat /* 305 */
.long sys_fchmodat
.long sys_faccessat
.long sys_ni_syscall /* pselect6 */
.long sys_pselect6
.long sys_ppoll
.long sys_unshare /* 310 */
.long sys_set_robust_list
@ -363,8 +363,8 @@ ENTRY(sys_call_table)
.long sys_sendmsg /* 360 */
.long sys_recvmsg
.long sys_accept4
.long sys_ni_syscall
.long sys_ni_syscall
.long sys_preadv
.long sys_pwritev
.long sys_rt_tgsigqueueinfo /* 365 */
.long sys_perf_event_open
.long sys_recvmmsg
@ -381,3 +381,5 @@ ENTRY(sys_call_table)
.long sys_process_vm_writev
.long sys_kcmp
.long sys_finit_module
.long sys_sched_setattr
.long sys_sched_getattr

66
arch/microblaze/kernel/timer.c
View File

@ -43,10 +43,33 @@ static unsigned int timer_clock_freq;
#define TCSR_PWMA (1<<9)
#define TCSR_ENALL (1<<10)
static unsigned int (*read_fn)(void __iomem *);
static void (*write_fn)(u32, void __iomem *);
static void timer_write32(u32 val, void __iomem *addr)
{
iowrite32(val, addr);
}
static unsigned int timer_read32(void __iomem *addr)
{
return ioread32(addr);
}
static void timer_write32_be(u32 val, void __iomem *addr)
{
iowrite32be(val, addr);
}
static unsigned int timer_read32_be(void __iomem *addr)
{
return ioread32be(addr);
}
static inline void xilinx_timer0_stop(void)
{
out_be32(timer_baseaddr + TCSR0,
in_be32(timer_baseaddr + TCSR0) & ~TCSR_ENT);
write_fn(read_fn(timer_baseaddr + TCSR0) & ~TCSR_ENT,
timer_baseaddr + TCSR0);
}
static inline void xilinx_timer0_start_periodic(unsigned long load_val)
@ -54,10 +77,10 @@ static inline void xilinx_timer0_start_periodic(unsigned long load_val)
if (!load_val)
load_val = 1;
/* loading value to timer reg */
out_be32(timer_baseaddr + TLR0, load_val);
write_fn(load_val, timer_baseaddr + TLR0);
/* load the initial value */
out_be32(timer_baseaddr + TCSR0, TCSR_LOAD);
write_fn(TCSR_LOAD, timer_baseaddr + TCSR0);
/* see timer data sheet for detail
* !ENALL - don't enable 'em all
@ -72,8 +95,8 @@ static inline void xilinx_timer0_start_periodic(unsigned long load_val)
* UDT - set the timer as down counter
* !MDT0 - generate mode
*/
out_be32(timer_baseaddr + TCSR0,
TCSR_TINT|TCSR_ENIT|TCSR_ENT|TCSR_ARHT|TCSR_UDT);
write_fn(TCSR_TINT|TCSR_ENIT|TCSR_ENT|TCSR_ARHT|TCSR_UDT,
timer_baseaddr + TCSR0);
}
static inline void xilinx_timer0_start_oneshot(unsigned long load_val)
@ -81,13 +104,13 @@ static inline void xilinx_timer0_start_oneshot(unsigned long load_val)
if (!load_val)
load_val = 1;
/* loading value to timer reg */
out_be32(timer_baseaddr + TLR0, load_val);
write_fn(load_val, timer_baseaddr + TLR0);
/* load the initial value */
out_be32(timer_baseaddr + TCSR0, TCSR_LOAD);
write_fn(TCSR_LOAD, timer_baseaddr + TCSR0);
out_be32(timer_baseaddr + TCSR0,
TCSR_TINT|TCSR_ENIT|TCSR_ENT|TCSR_ARHT|TCSR_UDT);
write_fn(TCSR_TINT|TCSR_ENIT|TCSR_ENT|TCSR_ARHT|TCSR_UDT,
timer_baseaddr + TCSR0);
}
static int xilinx_timer_set_next_event(unsigned long delta,
@ -133,14 +156,14 @@ static struct clock_event_device clockevent_xilinx_timer = {
static inline void timer_ack(void)
{
out_be32(timer_baseaddr + TCSR0, in_be32(timer_baseaddr + TCSR0));
write_fn(read_fn(timer_baseaddr + TCSR0), timer_baseaddr + TCSR0);
}
static irqreturn_t timer_interrupt(int irq, void *dev_id)
{
struct clock_event_device *evt = &clockevent_xilinx_timer;
#ifdef CONFIG_HEART_BEAT
heartbeat();
microblaze_heartbeat();
#endif
timer_ack();
evt->event_handler(evt);
@ -169,7 +192,7 @@ static __init void xilinx_clockevent_init(void)
static u64 xilinx_clock_read(void)
{
return in_be32(timer_baseaddr + TCR1);
return read_fn(timer_baseaddr + TCR1);
}
static cycle_t xilinx_read(struct clocksource *cs)
@ -217,10 +240,10 @@ static int __init xilinx_clocksource_init(void)
panic("failed to register clocksource");
/* stop timer1 */
out_be32(timer_baseaddr + TCSR1,
in_be32(timer_baseaddr + TCSR1) & ~TCSR_ENT);
write_fn(read_fn(timer_baseaddr + TCSR1) & ~TCSR_ENT,
timer_baseaddr + TCSR1);
/* start timer1 - up counting without interrupt */
out_be32(timer_baseaddr + TCSR1, TCSR_TINT|TCSR_ENT|TCSR_ARHT);
write_fn(TCSR_TINT|TCSR_ENT|TCSR_ARHT, timer_baseaddr + TCSR1);
/* register timecounter - for ftrace support */
init_xilinx_timecounter();
@ -245,6 +268,15 @@ static void __init xilinx_timer_init(struct device_node *timer)
BUG();
}
write_fn = timer_write32;
read_fn = timer_read32;
write_fn(TCSR_MDT, timer_baseaddr + TCSR0);
if (!(read_fn(timer_baseaddr + TCSR0) & TCSR_MDT)) {
write_fn = timer_write32_be;
read_fn = timer_read32_be;
}
irq = irq_of_parse_and_map(timer, 0);
of_property_read_u32(timer, "xlnx,one-timer-only", &timer_num);
@ -274,7 +306,7 @@ static void __init xilinx_timer_init(struct device_node *timer)
setup_irq(irq, &timer_irqaction);
#ifdef CONFIG_HEART_BEAT
setup_heartbeat();
microblaze_setup_heartbeat();
#endif
xilinx_clocksource_init();
xilinx_clockevent_init();

2
arch/microblaze/mm/consistent.c
View File

@ -117,7 +117,7 @@ void *consistent_alloc(gfp_t gfp, size_t size, dma_addr_t *dma_handle)
ret = (void *)va;
/* This gives us the real physical address of the first page. */
*dma_handle = pa = virt_to_bus((void *)vaddr);
*dma_handle = pa = __virt_to_phys(vaddr);
#endif
/*

2
arch/microblaze/mm/init.c
View File

@ -369,7 +369,7 @@ asmlinkage void __init mmu_init(void)
if (initrd_start) {
unsigned long size;
size = initrd_end - initrd_start;
memblock_reserve(virt_to_phys(initrd_start), size);
memblock_reserve(__virt_to_phys(initrd_start), size);
}
#endif /* CONFIG_BLK_DEV_INITRD */

5
arch/microblaze/mm/pgtable.c
View File

@ -69,10 +69,11 @@ static void __iomem *__ioremap(phys_addr_t addr, unsigned long size,
*
* However, allow remap of rootfs: TBD
*/
if (mem_init_done &&
p >= memory_start && p < virt_to_phys(high_memory) &&
!(p >= virt_to_phys((unsigned long)&__bss_stop) &&
p < virt_to_phys((unsigned long)__bss_stop))) {
!(p >= __virt_to_phys((phys_addr_t)__bss_stop) &&
p < __virt_to_phys((phys_addr_t)__bss_stop))) {
pr_warn("__ioremap(): phys addr "PTE_FMT" is RAM lr %pf\n",
(unsigned long)p, __builtin_return_address(0));
return NULL;

6
arch/microblaze/platform/Makefile
View File

@ -1,6 +0,0 @@
#
# Makefile for arch/microblaze/platform directory
#
#obj-$(CONFIG_PLATFORM_GENERIC) += generic/
obj-y += platform.o

61
arch/microblaze/platform/generic/Kconfig.auto
View File

@ -1,61 +0,0 @@
#
# (C) Copyright 2007 Michal Simek
#
# Michal SIMEK <monstr@monstr.eu>
#
# 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
#
# Definitions for MICROBLAZE0
comment "Definitions for MICROBLAZE0"
config KERNEL_BASE_ADDR
hex "Physical address where Linux Kernel is"
default "0x90000000"
help
BASE Address for kernel
config XILINX_MICROBLAZE0_FAMILY
string "Targeted FPGA family"
default "virtex5"
config XILINX_MICROBLAZE0_USE_MSR_INSTR
int "USE_MSR_INSTR range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_PCMP_INSTR
int "USE_PCMP_INSTR range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_BARREL
int "USE_BARREL range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_DIV
int "USE_DIV range (0:1)"
default 0
config XILINX_MICROBLAZE0_USE_HW_MUL
int "USE_HW_MUL values (0=NONE, 1=MUL32, 2=MUL64)"
default 0
config XILINX_MICROBLAZE0_USE_FPU
int "USE_FPU values (0=NONE, 1=BASIC, 2=EXTENDED)"
default 0
config XILINX_MICROBLAZE0_HW_VER
string "Core version number"
default 7.10.d

3
arch/microblaze/platform/generic/Makefile
View File

@ -1,3 +0,0 @@
#
# Empty Makefile to keep make clean happy
#

366
arch/microblaze/platform/generic/system.dts
View File

@ -1,366 +0,0 @@
/*
* Device Tree Generator version: 1.1
*
* (C) Copyright 2007-2008 Xilinx, Inc.
* (C) Copyright 2007-2009 Michal Simek
*
* Michal SIMEK <monstr@monstr.eu>
*
* 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
*
* CAUTION: This file is automatically generated by libgen.
* Version: Xilinx EDK 10.1.03 EDK_K_SP3.6
*
* XPS project directory: Xilinx-ML505-ll_temac-sgdma-MMU-FDT-edk101
*/
/dts-v1/;
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,microblaze";
hard-reset-gpios = <&LEDs_8Bit 2 1>;
model = "testing";
DDR2_SDRAM: memory@90000000 {
device_type = "memory";
reg = < 0x90000000 0x10000000 >;
} ;
aliases {
ethernet0 = &Hard_Ethernet_MAC;
serial0 = &RS232_Uart_1;
} ;
chosen {
bootargs = "console=ttyUL0,115200 highres=on";
linux,stdout-path = "/plb@0/serial@84000000";
} ;
cpus {
#address-cells = <1>;
#cpus = <0x1>;
#size-cells = <0>;
microblaze_0: cpu@0 {
clock-frequency = <125000000>;
compatible = "xlnx,microblaze-7.10.d";
d-cache-baseaddr = <0x90000000>;
d-cache-highaddr = <0x9fffffff>;
d-cache-line-size = <0x10>;
d-cache-size = <0x2000>;
device_type = "cpu";
i-cache-baseaddr = <0x90000000>;
i-cache-highaddr = <0x9fffffff>;
i-cache-line-size = <0x10>;
i-cache-size = <0x2000>;
model = "microblaze,7.10.d";
reg = <0>;
timebase-frequency = <125000000>;
xlnx,addr-tag-bits = <0xf>;
xlnx,allow-dcache-wr = <0x1>;
xlnx,allow-icache-wr = <0x1>;
xlnx,area-optimized = <0x0>;
xlnx,cache-byte-size = <0x2000>;
xlnx,d-lmb = <0x1>;
xlnx,d-opb = <0x0>;
xlnx,d-plb = <0x1>;
xlnx,data-size = <0x20>;
xlnx,dcache-addr-tag = <0xf>;
xlnx,dcache-always-used = <0x1>;
xlnx,dcache-byte-size = <0x2000>;
xlnx,dcache-line-len = <0x4>;
xlnx,dcache-use-fsl = <0x1>;
xlnx,debug-enabled = <0x1>;
xlnx,div-zero-exception = <0x1>;
xlnx,dopb-bus-exception = <0x0>;
xlnx,dynamic-bus-sizing = <0x1>;
xlnx,edge-is-positive = <0x1>;
xlnx,family = "virtex5";
xlnx,endianness = <0x1>;
xlnx,fpu-exception = <0x1>;
xlnx,fsl-data-size = <0x20>;
xlnx,fsl-exception = <0x0>;
xlnx,fsl-links = <0x0>;
xlnx,i-lmb = <0x1>;
xlnx,i-opb = <0x0>;
xlnx,i-plb = <0x1>;
xlnx,icache-always-used = <0x1>;
xlnx,icache-line-len = <0x4>;
xlnx,icache-use-fsl = <0x1>;
xlnx,ill-opcode-exception = <0x1>;
xlnx,instance = "microblaze_0";
xlnx,interconnect = <0x1>;
xlnx,interrupt-is-edge = <0x0>;
xlnx,iopb-bus-exception = <0x0>;
xlnx,mmu-dtlb-size = <0x4>;
xlnx,mmu-itlb-size = <0x2>;
xlnx,mmu-tlb-access = <0x3>;
xlnx,mmu-zones = <0x10>;
xlnx,number-of-pc-brk = <0x1>;
xlnx,number-of-rd-addr-brk = <0x0>;
xlnx,number-of-wr-addr-brk = <0x0>;
xlnx,opcode-0x0-illegal = <0x1>;
xlnx,pvr = <0x2>;
xlnx,pvr-user1 = <0x0>;
xlnx,pvr-user2 = <0x0>;
xlnx,reset-msr = <0x0>;
xlnx,sco = <0x0>;
xlnx,unaligned-exceptions = <0x1>;
xlnx,use-barrel = <0x1>;
xlnx,use-dcache = <0x1>;
xlnx,use-div = <0x1>;
xlnx,use-ext-brk = <0x1>;
xlnx,use-ext-nm-brk = <0x1>;
xlnx,use-extended-fsl-instr = <0x0>;
xlnx,use-fpu = <0x2>;
xlnx,use-hw-mul = <0x2>;
xlnx,use-icache = <0x1>;
xlnx,use-interrupt = <0x1>;
xlnx,use-mmu = <0x3>;
xlnx,use-msr-instr = <0x1>;
xlnx,use-pcmp-instr = <0x1>;
} ;
} ;
mb_plb: plb@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,plb-v46-1.03.a", "xlnx,plb-v46-1.00.a", "simple-bus";
ranges ;
FLASH: flash@a0000000 {
bank-width = <2>;
compatible = "xlnx,xps-mch-emc-2.00.a", "cfi-flash";
reg = < 0xa0000000 0x2000000 >;
xlnx,family = "virtex5";
xlnx,include-datawidth-matching-0 = <0x1>;
xlnx,include-datawidth-matching-1 = <0x0>;
xlnx,include-datawidth-matching-2 = <0x0>;
xlnx,include-datawidth-matching-3 = <0x0>;
xlnx,include-negedge-ioregs = <0x0>;
xlnx,include-plb-ipif = <0x1>;
xlnx,include-wrbuf = <0x1>;
xlnx,max-mem-width = <0x10>;
xlnx,mch-native-dwidth = <0x20>;
xlnx,mch-plb-clk-period-ps = <0x1f40>;
xlnx,mch-splb-awidth = <0x20>;
xlnx,mch0-accessbuf-depth = <0x10>;
xlnx,mch0-protocol = <0x0>;
xlnx,mch0-rddatabuf-depth = <0x10>;
xlnx,mch1-accessbuf-depth = <0x10>;
xlnx,mch1-protocol = <0x0>;
xlnx,mch1-rddatabuf-depth = <0x10>;
xlnx,mch2-accessbuf-depth = <0x10>;
xlnx,mch2-protocol = <0x0>;
xlnx,mch2-rddatabuf-depth = <0x10>;
xlnx,mch3-accessbuf-depth = <0x10>;
xlnx,mch3-protocol = <0x0>;
xlnx,mch3-rddatabuf-depth = <0x10>;
xlnx,mem0-width = <0x10>;
xlnx,mem1-width = <0x20>;
xlnx,mem2-width = <0x20>;
xlnx,mem3-width = <0x20>;
xlnx,num-banks-mem = <0x1>;
xlnx,num-channels = <0x0>;
xlnx,priority-mode = <0x0>;
xlnx,synch-mem-0 = <0x0>;
xlnx,synch-mem-1 = <0x0>;
xlnx,synch-mem-2 = <0x0>;
xlnx,synch-mem-3 = <0x0>;
xlnx,synch-pipedelay-0 = <0x2>;
xlnx,synch-pipedelay-1 = <0x2>;
xlnx,synch-pipedelay-2 = <0x2>;
xlnx,synch-pipedelay-3 = <0x2>;
xlnx,tavdv-ps-mem-0 = <0x1adb0>;
xlnx,tavdv-ps-mem-1 = <0x3a98>;
xlnx,tavdv-ps-mem-2 = <0x3a98>;
xlnx,tavdv-ps-mem-3 = <0x3a98>;
xlnx,tcedv-ps-mem-0 = <0x1adb0>;
xlnx,tcedv-ps-mem-1 = <0x3a98>;
xlnx,tcedv-ps-mem-2 = <0x3a98>;
xlnx,tcedv-ps-mem-3 = <0x3a98>;
xlnx,thzce-ps-mem-0 = <0x88b8>;
xlnx,thzce-ps-mem-1 = <0x1b58>;
xlnx,thzce-ps-mem-2 = <0x1b58>;
xlnx,thzce-ps-mem-3 = <0x1b58>;
xlnx,thzoe-ps-mem-0 = <0x1b58>;
xlnx,thzoe-ps-mem-1 = <0x1b58>;
xlnx,thzoe-ps-mem-2 = <0x1b58>;
xlnx,thzoe-ps-mem-3 = <0x1b58>;
xlnx,tlzwe-ps-mem-0 = <0x88b8>;
xlnx,tlzwe-ps-mem-1 = <0x0>;
xlnx,tlzwe-ps-mem-2 = <0x0>;
xlnx,tlzwe-ps-mem-3 = <0x0>;
xlnx,twc-ps-mem-0 = <0x2af8>;
xlnx,twc-ps-mem-1 = <0x3a98>;
xlnx,twc-ps-mem-2 = <0x3a98>;
xlnx,twc-ps-mem-3 = <0x3a98>;
xlnx,twp-ps-mem-0 = <0x11170>;
xlnx,twp-ps-mem-1 = <0x2ee0>;
xlnx,twp-ps-mem-2 = <0x2ee0>;
xlnx,twp-ps-mem-3 = <0x2ee0>;
xlnx,xcl0-linesize = <0x4>;
xlnx,xcl0-writexfer = <0x1>;
xlnx,xcl1-linesize = <0x4>;
xlnx,xcl1-writexfer = <0x1>;
xlnx,xcl2-linesize = <0x4>;
xlnx,xcl2-writexfer = <0x1>;
xlnx,xcl3-linesize = <0x4>;
xlnx,xcl3-writexfer = <0x1>;
} ;
Hard_Ethernet_MAC: xps-ll-temac@81c00000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,compound";
ranges ;
ethernet@81c00000 {
compatible = "xlnx,xps-ll-temac-1.01.b", "xlnx,xps-ll-temac-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 5 2 >;
llink-connected = <&PIM3>;
local-mac-address = [ 00 0a 35 00 00 00 ];
reg = < 0x81c00000 0x40 >;
xlnx,bus2core-clk-ratio = <0x1>;
xlnx,phy-type = <0x1>;
xlnx,phyaddr = <0x1>;
xlnx,rxcsum = <0x0>;
xlnx,rxfifo = <0x1000>;
xlnx,temac-type = <0x0>;
xlnx,txcsum = <0x0>;
xlnx,txfifo = <0x1000>;
} ;
} ;
IIC_EEPROM: i2c@81600000 {
compatible = "xlnx,xps-iic-2.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 6 2 >;
reg = < 0x81600000 0x10000 >;
xlnx,clk-freq = <0x7735940>;
xlnx,family = "virtex5";
xlnx,gpo-width = <0x1>;
xlnx,iic-freq = <0x186a0>;
xlnx,scl-inertial-delay = <0x0>;
xlnx,sda-inertial-delay = <0x0>;
xlnx,ten-bit-adr = <0x0>;
} ;
LEDs_8Bit: gpio@81400000 {
compatible = "xlnx,xps-gpio-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 7 2 >;
reg = < 0x81400000 0x10000 >;
xlnx,all-inputs = <0x0>;
xlnx,all-inputs-2 = <0x0>;
xlnx,dout-default = <0x0>;
xlnx,dout-default-2 = <0x0>;
xlnx,family = "virtex5";
xlnx,gpio-width = <0x8>;
xlnx,interrupt-present = <0x1>;
xlnx,is-bidir = <0x1>;
xlnx,is-bidir-2 = <0x1>;
xlnx,is-dual = <0x0>;
xlnx,tri-default = <0xffffffff>;
xlnx,tri-default-2 = <0xffffffff>;
#gpio-cells = <2>;
gpio-controller;
} ;
gpio-leds {
compatible = "gpio-leds";
heartbeat {
label = "Heartbeat";
gpios = <&LEDs_8Bit 4 1>;
linux,default-trigger = "heartbeat";
};
yellow {
label = "Yellow";
gpios = <&LEDs_8Bit 5 1>;
};
red {
label = "Red";
gpios = <&LEDs_8Bit 6 1>;
};
green {
label = "Green";
gpios = <&LEDs_8Bit 7 1>;
};
} ;
RS232_Uart_1: serial@84000000 {
clock-frequency = <125000000>;
compatible = "xlnx,xps-uartlite-1.00.a";
current-speed = <115200>;
device_type = "serial";
interrupt-parent = <&xps_intc_0>;
interrupts = < 8 0 >;
port-number = <0>;
reg = < 0x84000000 0x10000 >;
xlnx,baudrate = <0x1c200>;
xlnx,data-bits = <0x8>;
xlnx,family = "virtex5";
xlnx,odd-parity = <0x0>;
xlnx,use-parity = <0x0>;
} ;
SysACE_CompactFlash: sysace@83600000 {
compatible = "xlnx,xps-sysace-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 4 2 >;
reg = < 0x83600000 0x10000 >;
xlnx,family = "virtex5";
xlnx,mem-width = <0x10>;
} ;
debug_module: debug@84400000 {
compatible = "xlnx,mdm-1.00.d";
reg = < 0x84400000 0x10000 >;
xlnx,family = "virtex5";
xlnx,interconnect = <0x1>;
xlnx,jtag-chain = <0x2>;
xlnx,mb-dbg-ports = <0x1>;
xlnx,uart-width = <0x8>;
xlnx,use-uart = <0x1>;
xlnx,write-fsl-ports = <0x0>;
} ;
mpmc@90000000 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "xlnx,mpmc-4.02.a";
ranges ;
PIM3: sdma@84600180 {
compatible = "xlnx,ll-dma-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 2 2 1 2 >;
reg = < 0x84600180 0x80 >;
} ;
} ;
xps_intc_0: interrupt-controller@81800000 {
#interrupt-cells = <0x2>;
compatible = "xlnx,xps-intc-1.00.a";
interrupt-controller ;
reg = < 0x81800000 0x10000 >;
xlnx,kind-of-intr = <0x100>;
xlnx,num-intr-inputs = <0x9>;
} ;
xps_timer_1: timer@83c00000 {
compatible = "xlnx,xps-timer-1.00.a";
interrupt-parent = <&xps_intc_0>;
interrupts = < 3 2 >;
reg = < 0x83c00000 0x10000 >;
xlnx,count-width = <0x20>;
xlnx,family = "virtex5";
xlnx,gen0-assert = <0x1>;
xlnx,gen1-assert = <0x1>;
xlnx,one-timer-only = <0x0>;
xlnx,trig0-assert = <0x1>;
xlnx,trig1-assert = <0x1>;
} ;
} ;
} ;