asm volatile("" : : : "memory");
}
-#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
static inline void dram_bank_mmu_setup(int bank)
{
u32 *page_table = (u32 *)gd->tlb_addr;
page_table[i] = i << 20 | (3 << 10) | CACHE_SETUP;
}
}
-#endif
/* to activate the MMU we need to set up virtual memory: use 1M areas */
static inline void mmu_setup(void)
{
-#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
u32 *page_table = (u32 *)gd->tlb_addr;
-#else
- static u32 __attribute__((aligned(16384))) page_table[4096];
- bd_t *bd = gd->bd;
- int j;
-#endif
int i;
u32 reg;
for (i = 0; i < 4096; i++)
page_table[i] = i << 20 | (3 << 10) | 0x12;
-#if !defined(CONFIG_SYS_ARM_WITHOUT_RELOC)
for (i = 0; i < CONFIG_NR_DRAM_BANKS; i++) {
dram_bank_mmu_setup(i);
}
-#else
- /* Then, enable cacheable and bufferable for RAM only */
- for (j = 0; j < CONFIG_NR_DRAM_BANKS; j++) {
- for (i = bd->bi_dram[j].start >> 20;
- i < (bd->bi_dram[j].start + bd->bi_dram[j].size) >> 20;
- i++) {
- page_table[i] = i << 20 | (3 << 10) | CACHE_SETUP;
- }
- }
-#endif
/* Copy the page table address to cp15 */
asm volatile("mcr p15, 0, %0, c2, c0, 0"