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    Subject[PATCH 05/30] microblaze_mmu_v1: Alocate TLB for early console
    Date
    From: Michal Simek <monstr@monstr.eu>

    Signed-off-by: Michal Simek <monstr@monstr.eu>
    ---
    arch/microblaze/include/asm/setup.h | 10 ++++++++--
    arch/microblaze/kernel/early_printk.c | 3 +++
    2 files changed, 11 insertions(+), 2 deletions(-)

    diff --git a/arch/microblaze/include/asm/setup.h b/arch/microblaze/include/asm/setup.h
    index 9b98e8e..27f8daf 100644
    --- a/arch/microblaze/include/asm/setup.h
    +++ b/arch/microblaze/include/asm/setup.h
    @@ -1,5 +1,6 @@
    /*
    - * Copyright (C) 2007-2008 Michal Simek <monstr@monstr.eu>
    + * Copyright (C) 2007-2009 Michal Simek <monstr@monstr.eu>
    + * Copyright (C) 2007-2009 PetaLogix
    * Copyright (C) 2006 Atmark Techno, Inc.
    *
    * This file is subject to the terms and conditions of the GNU General Public
    @@ -18,7 +19,6 @@
    extern unsigned int boot_cpuid; /* move to smp.h */

    extern char cmd_line[COMMAND_LINE_SIZE];
    -# endif/* __KERNEL__ */

    void early_printk(const char *fmt, ...);

    @@ -30,6 +30,11 @@ void setup_heartbeat(void);

    unsigned long long sched_clock(void);

    +# ifdef CONFIG_MMU
    +extern void mmu_reset(void);
    +extern void early_console_reg_tlb_alloc(unsigned int addr);
    +# endif /* CONFIG_MMU */
    +
    void time_init(void);
    void init_IRQ(void);
    void machine_early_init(const char *cmdline, unsigned int ram,
    @@ -40,5 +45,6 @@ void machine_shutdown(void);
    void machine_halt(void);
    void machine_power_off(void);

    +# endif/* __KERNEL__ */
    # endif /* __ASSEMBLY__ */
    #endif /* _ASM_MICROBLAZE_SETUP_H */
    diff --git a/arch/microblaze/kernel/early_printk.c b/arch/microblaze/kernel/early_printk.c
    index 4b0f0fd..7de8492 100644
    --- a/arch/microblaze/kernel/early_printk.c
    +++ b/arch/microblaze/kernel/early_printk.c
    @@ -87,6 +87,9 @@ int __init setup_early_printk(char *opt)
    base_addr = early_uartlite_console();
    if (base_addr) {
    early_console_initialized = 1;
    +#ifdef CONFIG_MMU
    + early_console_reg_tlb_alloc(base_addr);
    +#endif
    early_printk("early_printk_console is enabled at 0x%08x\n",
    base_addr);

    --
    1.5.5.1


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