Commit a43acfbb authored by Michal Simek's avatar Michal Simek
Browse files

microblaze_mmu_v2: Alocate TLB for early console 



Signed-off-by: default avatarMichal Simek <monstr@monstr.eu>
parent 5846cc60

arch/microblaze/include/asm/setup.h

+8 −2
Original line number Diff line number Diff line 
/*

 * 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 */

arch/microblaze/kernel/early_printk.c

+3 −0
Original line number Diff line number Diff line
@@ -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);