Stephen Rothwell wrote: > Hi Grant, > > Just first obvious thing: > > On Tue, 06 Oct 2009 22:30:59 -0600 Grant Likely <grant.lik...@secretlab.ca> > wrote: >> diff --git a/arch/microblaze/include/asm/prom.h >> b/arch/microblaze/include/asm/prom.h >> index 64e8b3a..5f461f0 100644 >> --- a/arch/microblaze/include/asm/prom.h >> +++ b/arch/microblaze/include/asm/prom.h >> @@ -17,20 +17,10 @@ >> #ifndef _ASM_MICROBLAZE_PROM_H >> #define _ASM_MICROBLAZE_PROM_H >> #ifdef __KERNEL__ >> - >> -/* Definitions used by the flattened device tree */ >> -#define OF_DT_HEADER 0xd00dfeed /* marker */ > > This is used in arch/microblaze/kernel/head.S, but you move its > definition inside "#ifndef __ASSEMBLY__" below. You should probably > replace the include of asm/prom.h in arch/microblaze/kernel/head.S with > linux/of_fdt.h (assuming that the comment in there is correct).
yes, Stephen is right here. I created one patch (in attachment) which fixed it. I tested your patches on Microblaze (noMMU and MMU) and I have no problem with compilation and simple boot-up works for both versions too. With that my patch: Acked-by: Michal Simek <mon...@monstr.eu> Thanks, Michal P.S.: I have my provider - it block my emails - that's why the patch is in attachment. > >> -#define OF_DT_BEGIN_NODE 0x1 /* Start of node, full name */ >> -#define OF_DT_END_NODE 0x2 /* End node */ >> -#define OF_DT_PROP 0x3 /* Property: name off, size, content */ >> -#define OF_DT_NOP 0x4 /* nop */ >> -#define OF_DT_END 0x9 >> - >> -#define OF_DT_VERSION 0x10 >> - >> #ifndef __ASSEMBLY__ >> >> #include <linux/types.h> >> +#include <linux/of_fdt.h> >> #include <linux/proc_fs.h> >> #include <linux/platform_device.h> >> #include <asm/irq.h> > -- Michal Simek, Ing. (M.Eng) w: www.monstr.eu p: +42-0-721842854 Maintainer of Linux kernel 2.6 Microblaze Linux - http://www.monstr.eu/fdt/ Microblaze U-BOOT custodian
>From 73b16cccc544fe8410ec8e8e893aa3357093e985 Mon Sep 17 00:00:00 2001 From: Michal Simek <mon...@monstr.eu> Date: Wed, 7 Oct 2009 14:04:01 +0200 Subject: [PATCH] of: microblaze: of_fdt.h is used in asm code. Microblaze uses OF_DT_HEADER macro to identify DTB. Reported-by: Stephen Rothwell <s...@canb.auug.org.au> Signed-off-by: Michal Simek <mon...@monstr.eu> --- arch/microblaze/kernel/head.S | 2 +- include/linux/of_fdt.h | 3 +++ 2 files changed, 4 insertions(+), 1 deletions(-) diff --git a/arch/microblaze/kernel/head.S b/arch/microblaze/kernel/head.S index 697ce30..3091619 100644 --- a/arch/microblaze/kernel/head.S +++ b/arch/microblaze/kernel/head.S @@ -31,7 +31,7 @@ #include <linux/linkage.h> #include <asm/thread_info.h> #include <asm/page.h> -#include <asm/prom.h> /* for OF_DT_HEADER */ +#include <linux/of_fdt.h> /* for OF_DT_HEADER */ #ifdef CONFIG_MMU #include <asm/setup.h> /* COMMAND_LINE_SIZE */ diff --git a/include/linux/of_fdt.h b/include/linux/of_fdt.h index b41bd18..44fecfa 100644 --- a/include/linux/of_fdt.h +++ b/include/linux/of_fdt.h @@ -30,6 +30,7 @@ #define OF_DT_VERSION 0x10 +#ifndef __ASSEMBLY__ /* * This is what gets passed to the kernel by prom_init or kexec * @@ -84,4 +85,6 @@ extern int prom_remove_property(struct device_node *np, struct property *prop); extern int prom_update_property(struct device_node *np, struct property *newprop, struct property *oldprop); +#endif /* __ASSEMBLY__ */ + #endif /* _LINUX_OF_FDT_H */ -- 1.5.5.1
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