diff options
Diffstat (limited to 'lib_ppc')
| -rw-r--r-- | lib_ppc/Makefile | 6 | ||||
| -rw-r--r-- | lib_ppc/board.c | 50 | ||||
| -rw-r--r-- | lib_ppc/config.mk | 1 | ||||
| -rw-r--r-- | lib_ppc/extable.c | 26 |
4 files changed, 13 insertions, 70 deletions
diff --git a/lib_ppc/Makefile b/lib_ppc/Makefile index 60ea0c9..399b41e 100644 --- a/lib_ppc/Makefile +++ b/lib_ppc/Makefile @@ -42,6 +42,12 @@ SRCS := $(SOBJS-y:.o=.S) $(COBJS-y:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS-y) $(COBJS-y)) $(LIB): $(obj).depend $(OBJS) + @if ! $(CROSS_COMPILE)readelf -S $(OBJS) | grep -q '\.fixup.*PROGBITS';\ + then \ + echo "ERROR: Your compiler doesn't generate .fixup sections!";\ + echo " Upgrade to a recent toolchain."; \ + exit 1; \ + fi; $(AR) $(ARFLAGS) $@ $(OBJS) ######################################################################### diff --git a/lib_ppc/board.c b/lib_ppc/board.c index f9dbdb9..8b8ddb5 100644 --- a/lib_ppc/board.c +++ b/lib_ppc/board.c @@ -627,13 +627,8 @@ void board_init_f (ulong bootflag) */ void board_init_r (gd_t *id, ulong dest_addr) { - cmd_tbl_t *cmdtp; char *s; bd_t *bd; - extern void malloc_bin_reloc (void); -#ifndef CONFIG_ENV_IS_NOWHERE - extern char * env_name_spec; -#endif ulong malloc_start; #ifndef CONFIG_SYS_NO_FLASH @@ -646,18 +641,7 @@ void board_init_r (gd_t *id, ulong dest_addr) gd->flags |= GD_FLG_RELOC; /* tell others: relocation done */ /* The Malloc area is immediately below the monitor copy in DRAM */ -#if defined(CONFIG_RELOC_FIXUP_WORKS) - gd->reloc_off = 0; malloc_start = dest_addr - TOTAL_MALLOC_LEN; -#else - gd->reloc_off = dest_addr - CONFIG_SYS_MONITOR_BASE; - malloc_start = CONFIG_SYS_MONITOR_BASE + gd->reloc_off - - TOTAL_MALLOC_LEN; -#endif - -#if defined(CONFIG_MPC85xx) || defined(CONFIG_MPC86xx) - gd->cpu += gd->reloc_off; -#endif #ifdef CONFIG_SERIAL_MULTI serial_initialize(); @@ -682,38 +666,6 @@ void board_init_r (gd_t *id, ulong dest_addr) monitor_flash_len = (ulong)&__init_end - dest_addr; - /* - * We have to relocate the command table manually - */ - for (cmdtp = &__u_boot_cmd_start; cmdtp != &__u_boot_cmd_end; cmdtp++) { - ulong addr; - addr = (ulong) (cmdtp->cmd) + gd->reloc_off; -#if 0 - printf ("Command \"%s\": 0x%08lx => 0x%08lx\n", - cmdtp->name, (ulong) (cmdtp->cmd), addr); -#endif - cmdtp->cmd = - (int (*)(struct cmd_tbl_s *, int, int, char *[]))addr; - - addr = (ulong)(cmdtp->name) + gd->reloc_off; - cmdtp->name = (char *)addr; - - if (cmdtp->usage) { - addr = (ulong)(cmdtp->usage) + gd->reloc_off; - cmdtp->usage = (char *)addr; - } -#ifdef CONFIG_SYS_LONGHELP - if (cmdtp->help) { - addr = (ulong)(cmdtp->help) + gd->reloc_off; - cmdtp->help = (char *)addr; - } -#endif - } - /* there are some other pointer constants we must deal with */ -#ifndef CONFIG_ENV_IS_NOWHERE - env_name_spec += gd->reloc_off; -#endif - WATCHDOG_RESET (); #ifdef CONFIG_LOGBUFFER @@ -721,7 +673,6 @@ void board_init_r (gd_t *id, ulong dest_addr) #endif #ifdef CONFIG_POST post_output_backlog (); - post_reloc (); #endif WATCHDOG_RESET(); @@ -752,7 +703,6 @@ void board_init_r (gd_t *id, ulong dest_addr) asm ("sync ; isync"); mem_malloc_init (malloc_start, TOTAL_MALLOC_LEN); - malloc_bin_reloc (); #if !defined(CONFIG_SYS_NO_FLASH) puts ("FLASH: "); diff --git a/lib_ppc/config.mk b/lib_ppc/config.mk index 010d874..06a3b10 100644 --- a/lib_ppc/config.mk +++ b/lib_ppc/config.mk @@ -25,6 +25,7 @@ CROSS_COMPILE ?= ppc_8xx- STANDALONE_LOAD_ADDR = 0x40000 +PLATFORM_RELFLAGS += -mrelocatable PLATFORM_CPPFLAGS += -DCONFIG_PPC -D__powerpc__ PLATFORM_LDFLAGS += -n diff --git a/lib_ppc/extable.c b/lib_ppc/extable.c index 91e2b3d..7408d5c 100644 --- a/lib_ppc/extable.c +++ b/lib_ppc/extable.c @@ -53,27 +53,13 @@ search_one_table(const struct exception_table_entry *first, unsigned long value) { long diff; - if ((ulong) first > CONFIG_SYS_MONITOR_BASE) { - /* exception occurs in FLASH, before u-boot relocation. - * No relocation offset is needed. - */ - while (first <= last) { - diff = first->insn - value; - if (diff == 0) - return first->fixup; - first++; - } - } else { - /* exception occurs in RAM, after u-boot relocation. - * A relocation offset should be added. - */ - while (first <= last) { - diff = (first->insn + gd->reloc_off) - value; - if (diff == 0) - return (first->fixup + gd->reloc_off); - first++; - } + while (first <= last) { + diff = first->insn - value; + if (diff == 0) + return first->fixup; + first++; } + return 0; } |