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Diffstat (limited to 'arch/blackfin/kernel/setup.c')
-rw-r--r--arch/blackfin/kernel/setup.c34
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");