From d0a48c9f4c4582a966ce6426c1bf8ef1e37e63ee Mon Sep 17 00:00:00 2001 From: Josh Boyer Date: Thu, 6 Mar 2008 21:15:52 -0600 Subject: [POWERPC] 4xx: Add bootwrapper for AMCC Yosemite board Add the cuboot wrapper for the AMCC 440EP Yosemite board Signed-off-by: Josh Boyer --- arch/powerpc/boot/Makefile | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/powerpc/boot/Makefile') diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 1aded8f759d0..75b4e1f64b51 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -64,7 +64,7 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c cuboot-bamboo.c cuboot-mpc7448hpc2.c cuboot-taishan.c \ fixed-head.S ep88xc.c ep405.c \ cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ - cuboot-warp.c cuboot-85xx-cpm2.c + cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c src-boot := $(src-wlib) $(src-plat) empty.c src-boot := $(addprefix $(obj)/, $(src-boot)) @@ -216,6 +216,7 @@ image-$(CONFIG_RAINIER) += cuImage.rainier image-$(CONFIG_TAISHAN) += cuImage.taishan image-$(CONFIG_KATMAI) += cuImage.katmai image-$(CONFIG_WARP) += cuImage.warp +image-$(CONFIG_YOSEMITE) += cuImage.yosemite # Board ports in arch/powerpc/platform/8xx/Kconfig image-$(CONFIG_PPC_MPC86XADS) += cuImage.mpc866ads -- cgit v1.2.3 From ff880112afbc05b478cb5b4fa58ad160004193f4 Mon Sep 17 00:00:00 2001 From: Alexandr Smirnov Date: Tue, 4 Mar 2008 19:34:26 +0300 Subject: [POWERPC] 85xx: Emerson KSI8560 bootwrapper Add boot wrapper for Emerson KSI8560 board. Signed-off-by: Alexandr Smirnov Signed-off-by: Kumar Gala --- arch/powerpc/boot/Makefile | 1 + arch/powerpc/boot/wrapper | 2 +- 2 files changed, 2 insertions(+), 1 deletion(-) (limited to 'arch/powerpc/boot/Makefile') diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 1aded8f759d0..a5528abb170a 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -255,6 +255,7 @@ image-$(CONFIG_TQM8555) += cuImage.tqm8555 image-$(CONFIG_TQM8560) += cuImage.tqm8560 image-$(CONFIG_SBC8548) += cuImage.sbc8548 image-$(CONFIG_SBC8560) += cuImage.sbc8560 +image-$(CONFIG_KSI8560) += cuImage.ksi8560 # Board ports in arch/powerpc/platform/embedded6xx/Kconfig image-$(CONFIG_STORCENTER) += cuImage.storcenter diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 8f8b8494d62f..03b474bfe747 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -174,7 +174,7 @@ cuboot*) *-mpc83*) platformo=$object/cuboot-83xx.o ;; - *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555) + *-tqm8541|*-mpc8560*|*-tqm8560|*-tqm8555|*-ksi8560*) platformo=$object/cuboot-85xx-cpm2.o ;; *-mpc85*|*-tqm8540|*-sbc85*) -- cgit v1.2.3 From e04018e8e49c8c78cebd627ea9b5d02b807662ad Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Tue, 25 Mar 2008 09:52:46 +1100 Subject: [POWERPC] add target for building .dtb files Call dtc from the Makefile instead of the wrapper script so that the dt blobs can be generated with a simple make invocation. Using this patch allows board ports to trigger automatic building of .dtb files by adding them to the image-y target list. Signed-off-by: Grant Likely Signed-off-by: Josh Boyer --- arch/powerpc/Makefile | 2 +- arch/powerpc/boot/Makefile | 26 +++++++++++++++----------- 2 files changed, 16 insertions(+), 12 deletions(-) (limited to 'arch/powerpc/boot/Makefile') diff --git a/arch/powerpc/Makefile b/arch/powerpc/Makefile index ab5cfe8ef988..dd8082522da3 100644 --- a/arch/powerpc/Makefile +++ b/arch/powerpc/Makefile @@ -164,7 +164,7 @@ boot := arch/$(ARCH)/boot $(BOOT_TARGETS): vmlinux $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) -bootwrapper_install: +bootwrapper_install %.dtb: $(Q)$(MAKE) ARCH=ppc64 $(build)=$(boot) $(patsubst %,$(boot)/%,$@) define archhelp diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 73f3fd8ba21e..a31d4e12b910 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -287,11 +287,11 @@ $(obj)/zImage.%: vmlinux $(wrapperbits) $(call if_changed,wrap,$*) # dtbImage% - a dtbImage is a zImage with an embedded device tree blob -$(obj)/dtbImage.initrd.%: vmlinux $(wrapperbits) $(dtstree)/%.dts - $(call if_changed,wrap,$*,$(dtstree)/$*.dts,,$(obj)/ramdisk.image.gz) +$(obj)/dtbImage.initrd.%: vmlinux $(wrapperbits) $(obj)/%.dtb + $(call if_changed,wrap,$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz) -$(obj)/dtbImage.%: vmlinux $(wrapperbits) $(dtstree)/%.dts - $(call if_changed,wrap,$*,$(dtstree)/$*.dts) +$(obj)/dtbImage.%: vmlinux $(wrapperbits) $(obj)/%.dtb + $(call if_changed,wrap,$*,,$(obj)/$*.dtb) # This cannot be in the root of $(src) as the zImage rule always adds a $(obj) # prefix @@ -304,14 +304,18 @@ $(obj)/zImage.iseries: vmlinux $(obj)/uImage: vmlinux $(wrapperbits) $(call if_changed,wrap,uboot) -$(obj)/cuImage.%: vmlinux $(dtstree)/%.dts $(wrapperbits) - $(call if_changed,wrap,cuboot-$*,$(dtstree)/$*.dts) +$(obj)/cuImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) + $(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb) -$(obj)/treeImage.initrd.%: vmlinux $(dtstree)/%.dts $(wrapperbits) - $(call if_changed,wrap,treeboot-$*,$(dtstree)/$*.dts,,$(obj)/ramdisk.image.gz) +$(obj)/treeImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) + $(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz) -$(obj)/treeImage.%: vmlinux $(dtstree)/%.dts $(wrapperbits) - $(call if_changed,wrap,treeboot-$*,$(dtstree)/$*.dts) +$(obj)/treeImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) + $(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb) + +# Rule to build device tree blobs +$(obj)/%.dtb: $(dtstree)/%.dts $(obj)/dtc + $(obj)/dtc -O dtb -o $(obj)/$*.dtb -b 0 $(DTS_FLAGS) $(dtstree)/$*.dts # If there isn't a platform selected then just strip the vmlinux. ifeq (,$(image-y)) @@ -328,7 +332,7 @@ install: $(CONFIGURE) $(addprefix $(obj)/, $(image-y)) # anything not in $(targets) clean-files += $(image-) $(initrd-) zImage zImage.initrd cuImage.* treeImage.* \ - otheros.bld + otheros.bld *.dtb # clean up files cached by wrapper clean-kernel := vmlinux.strip vmlinux.bin -- cgit v1.2.3 From d2477b5cc8ca95b8c15133ffbbebf0bd9783f560 Mon Sep 17 00:00:00 2001 From: Grant Likely Date: Wed, 19 Mar 2008 04:07:43 +1100 Subject: [POWERPC] bootwrapper: Add a firmware-independent simpleboot target. This target produces a flat binary rather than an ELF file, fixes the entry point at the beginning of the image, and takes a complete device tree with no fixups needed. Signed-off-by: Grant Likely Signed-off-by: Josh Boyer --- arch/powerpc/boot/Makefile | 10 ++++- arch/powerpc/boot/simpleboot.c | 84 ++++++++++++++++++++++++++++++++++++++ arch/powerpc/boot/virtex405-head.S | 30 ++++++++++++++ arch/powerpc/boot/wrapper | 4 ++ 4 files changed, 127 insertions(+), 1 deletion(-) create mode 100644 arch/powerpc/boot/simpleboot.c create mode 100644 arch/powerpc/boot/virtex405-head.S (limited to 'arch/powerpc/boot/Makefile') diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index a31d4e12b910..7dcd9e953a98 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -40,6 +40,7 @@ $(obj)/ebony.o: BOOTCFLAGS += -mcpu=405 $(obj)/cuboot-taishan.o: BOOTCFLAGS += -mcpu=405 $(obj)/cuboot-katmai.o: BOOTCFLAGS += -mcpu=405 $(obj)/treeboot-walnut.o: BOOTCFLAGS += -mcpu=405 +$(obj)/virtex405-head.o: BOOTCFLAGS += -mcpu=405 zlib := inffast.c inflate.c inftrees.c @@ -64,7 +65,8 @@ src-plat := of.c cuboot-52xx.c cuboot-824x.c cuboot-83xx.c cuboot-85xx.c holly.c cuboot-bamboo.c cuboot-mpc7448hpc2.c cuboot-taishan.c \ fixed-head.S ep88xc.c ep405.c \ cuboot-katmai.c cuboot-rainier.c redboot-8xx.c ep8248e.c \ - cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c + cuboot-warp.c cuboot-85xx-cpm2.c cuboot-yosemite.c simpleboot.c \ + virtex405-head.S src-boot := $(src-wlib) $(src-plat) empty.c src-boot := $(addprefix $(obj)/, $(src-boot)) @@ -307,6 +309,12 @@ $(obj)/uImage: vmlinux $(wrapperbits) $(obj)/cuImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) $(call if_changed,wrap,cuboot-$*,,$(obj)/$*.dtb) +$(obj)/simpleImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) + $(call if_changed,wrap,simpleboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz) + +$(obj)/simpleImage.%: vmlinux $(obj)/%.dtb $(wrapperbits) + $(call if_changed,wrap,simpleboot-$*,,$(obj)/$*.dtb) + $(obj)/treeImage.initrd.%: vmlinux $(obj)/%.dtb $(wrapperbits) $(call if_changed,wrap,treeboot-$*,,$(obj)/$*.dtb,$(obj)/ramdisk.image.gz) diff --git a/arch/powerpc/boot/simpleboot.c b/arch/powerpc/boot/simpleboot.c new file mode 100644 index 000000000000..86cd285bccc6 --- /dev/null +++ b/arch/powerpc/boot/simpleboot.c @@ -0,0 +1,84 @@ +/* + * The simple platform -- for booting when firmware doesn't supply a device + * tree or any platform configuration information. + * All data is extracted from an embedded device tree + * blob. + * + * Authors: Scott Wood + * Grant Likely + * + * Copyright (c) 2007 Freescale Semiconductor, Inc. + * Copyright (c) 2008 Secret Lab Technologies 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. + */ + +#include "ops.h" +#include "types.h" +#include "io.h" +#include "stdio.h" +#include "libfdt/libfdt.h" + +BSS_STACK(4*1024); + +void platform_init(unsigned long r3, unsigned long r4, unsigned long r5, + unsigned long r6, unsigned long r7) +{ + const u32 *na, *ns, *reg, *timebase; + u64 memsize64; + int node, size, i; + + /* Make sure FDT blob is sane */ + if (fdt_check_header(_dtb_start) != 0) + fatal("Invalid device tree blob\n"); + + /* Find the #address-cells and #size-cells properties */ + node = fdt_path_offset(_dtb_start, "/"); + if (node < 0) + fatal("Cannot find root node\n"); + na = fdt_getprop(_dtb_start, node, "#address-cells", &size); + if (!na || (size != 4)) + fatal("Cannot find #address-cells property"); + ns = fdt_getprop(_dtb_start, node, "#size-cells", &size); + if (!ns || (size != 4)) + fatal("Cannot find #size-cells property"); + + /* Find the memory range */ + node = fdt_node_offset_by_prop_value(_dtb_start, -1, "device_type", + "memory", sizeof("memory")); + if (node < 0) + fatal("Cannot find memory node\n"); + reg = fdt_getprop(_dtb_start, node, "reg", &size); + if (size < (*na+*ns) * sizeof(u32)) + fatal("cannot get memory range\n"); + + /* Only interested in memory based at 0 */ + for (i = 0; i < *na; i++) + if (*reg++ != 0) + fatal("Memory range is not based at address 0\n"); + + /* get the memsize and trucate it to under 4G on 32 bit machines */ + memsize64 = 0; + for (i = 0; i < *ns; i++) + memsize64 = (memsize64 << 32) | *reg++; + if (sizeof(void *) == 4 && memsize64 >= 0x100000000ULL) + memsize64 = 0xffffffff; + + /* finally, setup the timebase */ + node = fdt_node_offset_by_prop_value(_dtb_start, -1, "device_type", + "cpu", sizeof("cpu")); + if (!node) + fatal("Cannot find cpu node\n"); + timebase = fdt_getprop(_dtb_start, node, "timebase-frequency", &size); + if (timebase && (size == 4)) + timebase_period_ns = 1000000000 / *timebase; + + /* Now we have the memory size; initialize the heap */ + simple_alloc_init(_end, memsize64 - (unsigned long)_end, 32, 64); + + /* prepare the device tree and find the console */ + fdt_init(_dtb_start); + serial_console_init(); +} diff --git a/arch/powerpc/boot/virtex405-head.S b/arch/powerpc/boot/virtex405-head.S new file mode 100644 index 000000000000..3edb13f94669 --- /dev/null +++ b/arch/powerpc/boot/virtex405-head.S @@ -0,0 +1,30 @@ +#include "ppc_asm.h" + + .text + .global _zimage_start +_zimage_start: + + /* PPC errata 213: needed by Virtex-4 FX */ + mfccr0 0 + oris 0,0,0x50000000@h + mtccr0 0 + + /* + * Invalidate the data cache if the data cache is turned off. + * - The 405 core does not invalidate the data cache on power-up + * or reset but does turn off the data cache. We cannot assume + * that the cache contents are valid. + * - If the data cache is turned on this must have been done by + * a bootloader and we assume that the cache contents are + * valid. + */ + mfdccr r9 + cmplwi r9,0 + bne 2f + lis r9,0 + li r8,256 + mtctr r8 +1: dccci r0,r9 + addi r9,r9,0x20 + bdnz 1b +2: b _zimage_start_lib diff --git a/arch/powerpc/boot/wrapper b/arch/powerpc/boot/wrapper index 087e120e4904..14a01823ba53 100755 --- a/arch/powerpc/boot/wrapper +++ b/arch/powerpc/boot/wrapper @@ -199,6 +199,10 @@ adder875-redboot) platformo="$object/fixed-head.o $object/redboot-8xx.o" binary=y ;; +simpleboot-virtex405-*) + platformo="$object/virtex405-head.o $object/simpleboot.o" + binary=y + ;; esac vmz="$tmpdir/`basename \"$kernel\"`.$ext" -- cgit v1.2.3 From a7e695f6bf37f829a01e693a1569e96a842a1017 Mon Sep 17 00:00:00 2001 From: Dale Farnsworth Date: Tue, 8 Apr 2008 08:13:10 +1000 Subject: [POWERPC] prpmc2800 needs a dtbImage The prpmc2800 platform requires a zImage formatted file with an embedded dtb file. Rename the requested boot image file to dtbImage.prpmc2800. Signed-off-by: Dale Farnsworth Acked-by: Mark A. Greer Acked-by: Grant Likely Signed-off-by: Paul Mackerras --- arch/powerpc/boot/Makefile | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'arch/powerpc/boot/Makefile') diff --git a/arch/powerpc/boot/Makefile b/arch/powerpc/boot/Makefile index 7dcd9e953a98..5ba50c673390 100644 --- a/arch/powerpc/boot/Makefile +++ b/arch/powerpc/boot/Makefile @@ -194,7 +194,7 @@ image-$(CONFIG_PPC_CHRP) += zImage.chrp image-$(CONFIG_PPC_EFIKA) += zImage.chrp image-$(CONFIG_PPC_PMAC) += zImage.pmac image-$(CONFIG_PPC_HOLLY) += zImage.holly -image-$(CONFIG_PPC_PRPMC2800) += zImage.prpmc2800 +image-$(CONFIG_PPC_PRPMC2800) += dtbImage.prpmc2800 image-$(CONFIG_PPC_ISERIES) += zImage.iseries image-$(CONFIG_DEFAULT_UIMAGE) += uImage -- cgit v1.2.3