diff options
Diffstat (limited to 'arch/blackfin/kernel/setup.c')
| -rw-r--r-- | arch/blackfin/kernel/setup.c | 34 |
1 files changed, 28 insertions, 6 deletions
diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c index 95448ae9c43..8e2efceb364 100644 --- a/arch/blackfin/kernel/setup.c +++ b/arch/blackfin/kernel/setup.c @@ -220,6 +220,16 @@ void __init bfin_relocate_l1_mem(void) memcpy(_stext_l2, _l2_lma, l2_len); } +#ifdef CONFIG_ROMKERNEL +void __init bfin_relocate_xip_data(void) +{ + early_shadow_stamp(); + + memcpy(_sdata, _data_lma, (unsigned long)_data_len - THREAD_SIZE + sizeof(struct thread_info)); + memcpy(_sinitdata, _init_data_lma, (unsigned long)_init_data_len); +} +#endif + /* add_memory_region to memmap */ static void __init add_memory_region(unsigned long long start, unsigned long long size, int type) @@ -504,7 +514,7 @@ static __init void memory_setup(void) #endif unsigned long max_mem; - _rambase = (unsigned long)_stext; + _rambase = CONFIG_BOOT_LOAD; _ramstart = (unsigned long)_end; if (DMA_UNCACHED_REGION > (_ramend - _ramstart)) { @@ -597,7 +607,12 @@ static __init void memory_setup(void) } #ifdef CONFIG_MPU +#if defined(CONFIG_ROMFS_ON_MTD) && defined(CONFIG_MTD_ROM) + page_mask_nelts = (((_ramend + ASYNC_BANK3_BASE + ASYNC_BANK3_SIZE - + ASYNC_BANK0_BASE) >> PAGE_SHIFT) + 31) / 32; +#else page_mask_nelts = ((_ramend >> PAGE_SHIFT) + 31) / 32; +#endif page_mask_order = get_order(3 * page_mask_nelts * sizeof(long)); #endif @@ -630,7 +645,7 @@ static __init void memory_setup(void) __bss_start, __bss_stop, _sdata, _edata, (void *)&init_thread_union, - (void *)((int)(&init_thread_union) + 0x2000), + (void *)((int)(&init_thread_union) + THREAD_SIZE), __init_begin, __init_end, (void *)_ramstart, (void *)memory_end #ifdef CONFIG_MTD_UCLINUX @@ -792,10 +807,17 @@ static inline int __init get_mem_size(void) BUG(); } +__attribute__((weak)) +void __init native_machine_early_platform_add_devices(void) +{ +} + void __init setup_arch(char **cmdline_p) { unsigned long sclk, cclk; + native_machine_early_platform_add_devices(); + enable_shadow_console(); /* Check to make sure we are running on the right processor */ @@ -1217,10 +1239,10 @@ static int show_cpuinfo(struct seq_file *m, void *v) dsup_banks, BFIN_DSUBBANKS, BFIN_DWAYS, BFIN_DLINES); #ifdef __ARCH_SYNC_CORE_DCACHE - seq_printf(m, "SMP Dcache Flushes\t: %lu\n\n", cpudata->dcache_invld_count); + seq_printf(m, "SMP Dcache Flushes\t: %lu\n\n", dcache_invld_count[cpu_num]); #endif #ifdef __ARCH_SYNC_CORE_ICACHE - seq_printf(m, "SMP Icache Flushes\t: %lu\n\n", cpudata->icache_invld_count); + seq_printf(m, "SMP Icache Flushes\t: %lu\n\n", icache_invld_count[cpu_num]); #endif if (cpu_num != num_possible_cpus() - 1) @@ -1249,8 +1271,8 @@ static int show_cpuinfo(struct seq_file *m, void *v) seq_printf(m, "board memory\t: %ld kB (0x%p -> 0x%p)\n", physical_mem_end >> 10, (void *)0, (void *)physical_mem_end); seq_printf(m, "kernel memory\t: %d kB (0x%p -> 0x%p)\n", - ((int)memory_end - (int)_stext) >> 10, - _stext, + ((int)memory_end - (int)_rambase) >> 10, + (void *)_rambase, (void *)memory_end); seq_printf(m, "\n"); |