diff options
Diffstat (limited to 'cpu/mpc85xx/cpu_init.c')
| -rw-r--r-- | cpu/mpc85xx/cpu_init.c | 39 |
1 files changed, 15 insertions, 24 deletions
diff --git a/cpu/mpc85xx/cpu_init.c b/cpu/mpc85xx/cpu_init.c index e3240b5..736aef1 100644 --- a/cpu/mpc85xx/cpu_init.c +++ b/cpu/mpc85xx/cpu_init.c @@ -148,6 +148,12 @@ void cpu_init_early_f(void) } #endif + /* Pointer is writable since we allocated a register for it */ + gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET); + + /* Clear initial global data */ + memset ((void *) gd, 0, sizeof (gd_t)); + init_laws(); invalidate_tlb(0); init_tlbs(); @@ -168,12 +174,6 @@ void cpu_init_f (void) disable_tlb(14); disable_tlb(15); - /* Pointer is writable since we allocated a register for it */ - gd = (gd_t *) (CFG_INIT_RAM_ADDR + CFG_GBL_DATA_OFFSET); - - /* Clear initial global data */ - memset ((void *) gd, 0, sizeof (gd_t)); - #ifdef CONFIG_CPM2 config_8560_ioports((ccsr_cpm_t *)CFG_MPC85xx_CPM_ADDR); #endif @@ -254,16 +254,7 @@ void cpu_init_f (void) int cpu_init_r(void) { -#ifdef CONFIG_CLEAR_LAW0 -#ifdef CONFIG_FSL_LAW - disable_law(0); -#else - volatile ccsr_local_ecm_t *ecm = (void *)(CFG_MPC85xx_ECM_ADDR); - - /* clear alternate boot location LAW (used for sdram, or ddr bank) */ - ecm->lawar0 = 0; -#endif -#endif + puts ("L2: "); #if defined(CONFIG_L2_CACHE) volatile ccsr_l2cache_t *l2cache = (void *)CFG_MPC85xx_L2_ADDR; @@ -281,17 +272,17 @@ int cpu_init_r(void) case 0x20000000: if (ver == SVR_8548 || ver == SVR_8548_E || ver == SVR_8544 || ver == SVR_8568_E) { - printf ("L2 cache 512KB:"); + puts ("512 KB "); /* set L2E=1, L2I=1, & L2SRAM=0 */ cache_ctl = 0xc0000000; } else { - printf ("L2 cache 256KB:"); + puts("256 KB "); /* set L2E=1, L2I=1, & L2BLKSZ=2 (256 Kbyte) */ cache_ctl = 0xc8000000; } break; case 0x10000000: - printf ("L2 cache 256KB:"); + puts("256 KB "); if (ver == SVR_8544 || ver == SVR_8544_E) { cache_ctl = 0xc0000000; /* set L2E=1, L2I=1, & L2SRAM=0 */ } @@ -299,18 +290,18 @@ int cpu_init_r(void) case 0x30000000: case 0x00000000: default: - printf ("L2 cache unknown size (0x%08x)\n", cache_ctl); + printf(" unknown size (0x%08x)\n", cache_ctl); return -1; } if (l2cache->l2ctl & 0x80000000) { - printf(" already enabled."); + puts("already enabled"); l2srbar = l2cache->l2srbar0; #ifdef CFG_INIT_L2_ADDR if (l2cache->l2ctl & 0x00010000 && l2srbar >= CFG_FLASH_BASE) { l2srbar = CFG_INIT_L2_ADDR; l2cache->l2srbar0 = l2srbar; - printf(" Moving to 0x%08x", CFG_INIT_L2_ADDR); + printf("moving to 0x%08x", CFG_INIT_L2_ADDR); } #endif /* CFG_INIT_L2_ADDR */ puts("\n"); @@ -318,10 +309,10 @@ int cpu_init_r(void) asm("msync;isync"); l2cache->l2ctl = cache_ctl; /* invalidate & enable */ asm("msync;isync"); - printf(" enabled\n"); + puts("enabled\n"); } #else - printf("L2 cache: disabled\n"); + puts("disabled\n"); #endif #ifdef CONFIG_QE uint qe_base = CFG_IMMR + 0x00080000; /* QE immr base */ |