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-rw-r--r--src/include/symbols.h124
1 files changed, 33 insertions, 91 deletions
diff --git a/src/include/symbols.h b/src/include/symbols.h
index abb9fbecbc36..8786db78bdcd 100644
--- a/src/include/symbols.h
+++ b/src/include/symbols.h
@@ -18,111 +18,53 @@
#include <types.h>
-extern u8 _sram[];
-extern u8 _esram[];
-#define _sram_size (_esram - _sram)
-
extern u8 _dram[];
-extern u8 _timestamp[];
-extern u8 _etimestamp[];
-#define _timestamp_size (_etimestamp - _timestamp)
-
-extern u8 _preram_cbmem_console[];
-extern u8 _epreram_cbmem_console[];
-#define _preram_cbmem_console_size \
- (_epreram_cbmem_console - _preram_cbmem_console)
-
-extern u8 _cbmem_init_hooks[];
-extern u8 _ecbmem_init_hooks[];
-#define _cbmem_init_hooks_size (_ecbmem_init_hooks - _cbmem_init_hooks)
-
-extern u8 _stack[];
-extern u8 _estack[];
-#define _stack_size (_estack - _stack)
-
-extern u8 _pagetables[];
-extern u8 _epagetables[];
-#define _pagetables_size (_epagetables - _pagetables)
+#define REGION_SIZE(name) (_e##name - _##name)
-extern u8 _preram_cbfs_cache[];
-extern u8 _epreram_cbfs_cache[];
-#define _preram_cbfs_cache_size (_epreram_cbfs_cache - _preram_cbfs_cache)
+#define DECLARE_REGION(name) \
+ extern u8 _##name[]; \
+ extern u8 _e##name[];
-extern u8 _postram_cbfs_cache[];
-extern u8 _epostram_cbfs_cache[];
-#define _postram_cbfs_cache_size (_epostram_cbfs_cache - _postram_cbfs_cache)
-
-extern u8 _cbfs_cache[];
-extern u8 _ecbfs_cache[];
-#define _cbfs_cache_size (_ecbfs_cache - _cbfs_cache)
-
-extern u8 _payload[];
-extern u8 _epayload[];
-#define _payload_size (_epayload - _payload)
+DECLARE_REGION(sram)
+DECLARE_REGION(timestamp)
+DECLARE_REGION(preram_cbmem_console)
+DECLARE_REGION(cbmem_init_hooks)
+DECLARE_REGION(stack)
+DECLARE_REGION(preram_cbfs_cache)
+DECLARE_REGION(postram_cbfs_cache)
+DECLARE_REGION(cbfs_cache)
+DECLARE_REGION(payload)
/* "program" always refers to the current execution unit. */
-extern u8 _program[];
-extern u8 _eprogram[];
-#define _program_size (_eprogram - _program)
-
+DECLARE_REGION(program)
/* _<stage>_size is always the maximum amount allocated in memlayout, whereas
- * _program_size gives the actual memory footprint *used* by current stage. */
-extern u8 _decompressor[];
-extern u8 _edecompressor[];
-#define _decompressor_size (_edecompressor - _decompressor)
-
-extern u8 _bootblock[];
-extern u8 _ebootblock[];
-#define _bootblock_size (_ebootblock - _bootblock)
-
-extern u8 _romstage[];
-extern u8 _eromstage[];
-#define _romstage_size (_eromstage - _romstage)
-
-extern u8 _ramstage[];
-extern u8 _eramstage[];
-#define _ramstage_size (_eramstage - _ramstage)
-
-extern u8 _verstage[];
-extern u8 _everstage[];
-#define _verstage_size (_everstage - _verstage)
+ _program_size gives the actual memory footprint *used* by current stage. */
+DECLARE_REGION(decompressor)
+DECLARE_REGION(bootblock)
+DECLARE_REGION(verstage)
+DECLARE_REGION(romstage)
+DECLARE_REGION(postcar)
+DECLARE_REGION(ramstage)
/* Arch-specific, move to <arch/symbols.h> if they become too many. */
-extern u8 _ttb[];
-extern u8 _ettb[];
-#define _ttb_size (_ettb - _ttb)
-
-extern u8 _ttb_subtables[];
-extern u8 _ettb_subtables[];
-#define _ttb_subtables_size (_ettb_subtables - _ttb_subtables)
-
-extern u8 _dma_coherent[];
-extern u8 _edma_coherent[];
-#define _dma_coherent_size (_edma_coherent - _dma_coherent)
-
-extern u8 _soc_registers[];
-extern u8 _esoc_registers[];
-#define _soc_registers_size (_esoc_registers - _soc_registers)
+DECLARE_REGION(pagetables)
+DECLARE_REGION(ttb)
+DECLARE_REGION(ttb_subtables)
+DECLARE_REGION(dma_coherent)
+DECLARE_REGION(soc_registers)
+DECLARE_REGION(framebuffer)
+DECLARE_REGION(pdpt)
+DECLARE_REGION(bl31)
-extern u8 _framebuffer[];
-extern u8 _eframebuffer[];
-#define _framebuffer_size (_eframebuffer - _framebuffer)
-
-extern u8 _pdpt[];
-extern u8 _epdpt[];
-#define _pdpt_size (_epdpt - _pdpt)
-
-extern u8 _bl31[];
-extern u8 _ebl31[];
-#define _bl31_size (_ebl31 - _bl31)
-
-/* Put this into a .c file accessing a linker script region to mark that region
+/*
+ * Put this into a .c file accessing a linker script region to mark that region
* as "optional". If it is defined in memlayout.ld (or anywhere else), the
* values from that definition will be used. If not, start, end and size will
* all evaluate to 0. (We can't explicitly assign the symbols to 0 in the
- * assembly due to https://sourceware.org/bugzilla/show_bug.cgi?id=1038.) */
+ * assembly due to https://sourceware.org/bugzilla/show_bug.cgi?id=1038.)
+ */
#define DECLARE_OPTIONAL_REGION(name) asm (".weak _" #name ", _e" #name)
#endif /* __SYMBOLS_H */