Changeset 570 for trunk/softs

Timestamp:

Oct 30, 2013, 11:54:13 AM (11 years ago)

Author:

cfuguet

Message:

Modifications in tsar_boot:

• Aligning the boot loader block buffer to a cache line. This is required by the memory cache invalidation mechanism.

• Introducing a new platform in the configuration directory: tsar_generic_iob

Location:

trunk/softs/tsar_boot

Files:

• conf/platform_tsar_generic_iob (added)
• conf/platform_tsar_generic_iob/defs_platform.h (added)
• conf/platform_tsar_generic_iob/ldscript (added)
• src/boot_elf_loader.c (modified) (2 diffs)

trunk/softs/tsar_boot/src/boot_elf_loader.c

@@ -26 +26 @@
 #endif
 
+unsigned char boot_elf_loader_buffer[512] __attribute__((aligned(CACHE_LINE_SIZE)));
+
 void * boot_elf_loader(unsigned int lba)
 {
@@ -31 +33 @@
      * Temporary variables used by the boot loader
      */
-    unsigned char   boot_elf_loader_buffer[512];
     Elf32_Ehdr      elf_header;
     Elf32_Phdr      elf_pht[PHDR_ARRAY_SIZE];