/* by yhlu 6.2005 moved from nrv2v.c and some lines from crt0.S 2006/05/02 - stepan: move nrv2b to an extra file. */ #if CONFIG_COMPRESS #define ENDIAN 0 #define BITSIZE 32 #include "lib/nrv2b.c" #endif static void copy_and_run(unsigned cpu_reset) { uint8_t *src, *dst; #if !CONFIG_COMPRESS unsigned long dst_len; #endif unsigned long ilen, olen; #if !CONFIG_COMPRESS print_debug("Copying coreboot to RAM.\r\n"); __asm__ volatile ( "leal _liseg, %0\n\t" "leal _iseg, %1\n\t" "leal _eiseg, %2\n\t" "subl %1, %2\n\t" : "=a" (src), "=b" (dst), "=c" (dst_len) ); memcpy(src, dst, dst_len); #else print_debug("Uncompressing coreboot to RAM.\r\n"); __asm__ volatile ( "leal _liseg, %0\n\t" "leal _iseg, %1\n\t" : "=a" (src) , "=b" (dst) ); #if CONFIG_USE_INIT printk_spew("src=%08x\r\n",src); printk_spew("dst=%08x\r\n",dst); #else print_spew("src="); print_spew_hex32((uint32_t)src); print_spew("\r\n"); print_spew("dst="); print_spew_hex32((uint32_t)dst); print_spew("\r\n"); #endif // dump_mem(src, src+0x100); olen = unrv2b(src, dst, &ilen); #endif // dump_mem(dst, dst+0x100); #if CONFIG_USE_INIT printk_spew("coreboot_ram.bin length = %08x\r\n", olen); #else print_spew("coreboot_ram.bin length = "); print_spew_hex32(olen); print_spew("\r\n"); #endif #ifdef CONFIG_DEACTIVATE_CAR print_debug("Deactivating CAR"); #include CONFIG_DEACTIVATE_CAR_FILE print_debug(" - Done.\r\n"); #endif print_debug("Jumping to coreboot.\r\n"); if(cpu_reset == 1 ) { __asm__ volatile ( "movl $0xffffffff, %ebp\n\t" ); } else { __asm__ volatile ( "xorl %ebp, %ebp\n\t" ); } __asm__ volatile ( "cli\n\t" "leal _iseg, %edi\n\t" "jmp *%edi\n\t" ); }