Consolidate arch-specific sbrk() implementations

[u-boot] / lib_ppc / board.c

diff --git a/lib_ppc/board.c b/lib_ppc/board.c
index e0d9ba4ef41ac6a75e144a2d54af53a7619d81cc..f0cc3ce8d85e8c73913185cee4deaf73f4da8329 100644 (file)
--- a/lib_ppc/board.c
+++ b/lib_ppc/board.c
@@ -25,7 +25,7 @@
 #include <watchdog.h>
 #include <command.h>
 #include <malloc.h>
-#include <devices.h>
+#include <stdio_dev.h>
 #ifdef CONFIG_8xx
 #include <mpc8xx.h>
 #endif
@@ -136,13 +136,6 @@ ulong monitor_flash_len;
 #include <bedbug/type.h>
 #endif
 
-/*
- * Begin and End of memory area for malloc(), and current "brk"
- */
-static ulong   mem_malloc_start = 0;
-static ulong   mem_malloc_end   = 0;
-static ulong   mem_malloc_brk   = 0;
-
 /************************************************************************
  * Utilities                                                           *
  ************************************************************************
@@ -164,18 +157,6 @@ static void mem_malloc_init (void)
                mem_malloc_end - mem_malloc_start);
 }
 
-void *sbrk (ptrdiff_t increment)
-{
-       ulong old = mem_malloc_brk;
-       ulong new = old + increment;
-
-       if ((new < mem_malloc_start) || (new > mem_malloc_end)) {
-               return (NULL);
-       }
-       mem_malloc_brk = new;
-       return ((void *) old);
-}
-
 /*
  * All attempts to come up with a "common" initialization sequence
  * that works for all boards and architectures failed: some of the
@@ -291,6 +272,9 @@ init_fnc_t *init_sequence[] = {
        board_early_init_f,
 #endif
 
+#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx)
+       probecpu,
+#endif
 #if !defined(CONFIG_8xx_CPUCLK_DEFAULT)
        get_clocks,             /* get CPU and bus clocks (etc.) */
 #if defined(CONFIG_TQM8xxL) && !defined(CONFIG_TQM866M) \
@@ -321,7 +305,7 @@ init_fnc_t *init_sequence[] = {
        prt_8260_rsr,
        prt_8260_clks,
 #endif /* CONFIG_8260 */
-#if defined(CONFIG_MPC83XX)
+#if defined(CONFIG_MPC83xx)
        prt_83xx_rsr,
 #endif
        checkcpu,
@@ -408,7 +392,7 @@ void board_init_f (ulong bootflag)
        /* compiler optimization barrier needed for GCC >= 3.4 */
        __asm__ __volatile__("": : :"memory");
 
-#if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83XX) && \
+#if !defined(CONFIG_CPM2) && !defined(CONFIG_MPC83xx) && \
     !defined(CONFIG_MPC85xx) && !defined(CONFIG_MPC86xx)
        /* Clear initial global data */
        memset ((void *) gd, 0, sizeof (gd_t));
@@ -570,7 +554,7 @@ void board_init_f (ulong bootflag)
 #if defined(CONFIG_MPC5xxx)
        bd->bi_mbar_base = CONFIG_SYS_MBAR;     /* base of internal registers */
 #endif
-#if defined(CONFIG_MPC83XX)
+#if defined(CONFIG_MPC83xx)
        bd->bi_immrbar = CONFIG_SYS_IMMR;
 #endif
 #if defined(CONFIG_MPC8220)
@@ -750,7 +734,7 @@ void board_init_r (gd_t *id, ulong dest_addr)
 
        WATCHDOG_RESET();
 
-#if defined(CONFIG_SYS_DELAYED_ICACHE) || defined(CONFIG_MPC83XX)
+#if defined(CONFIG_SYS_DELAYED_ICACHE) || defined(CONFIG_MPC83xx)
        icache_enable ();       /* it's time to enable the instruction cache */
 #endif
 
@@ -932,8 +916,8 @@ void board_init_r (gd_t *id, ulong dest_addr)
 #endif
 
 /** leave this here (after malloc(), environment and PCI are working) **/
-       /* Initialize devices */
-       devices_init ();
+       /* Initialize stdio devices */
+       stdio_init ();
 
        /* Initialize the jump table for applications */
        jumptable_init ();