src/mainboard/amd/serengeti_cheetah/ap_romstage.c

   1 #define ASSEMBLY 1
   2 #define __PRE_RAM__
   3
   4 #define K8_REV_F_SUPPORT_F0_F1_WORKAROUND 0
   5
   6 #include <stdint.h>
   7 #include <device/pci_def.h>
   8 #include <device/pci_ids.h>
   9 #include <arch/io.h>
  10 #include <device/pnp_def.h>
  11 #include <arch/romcc_io.h>
  12 #include <cpu/x86/lapic.h>
  13 #include <pc80/mc146818rtc.h>
  14 #include "console/console.c"
  15 #include "lib/uart8250.c"
  16 #include "console/vtxprintf.c"
  17
  18 #include <cpu/amd/model_fxx_rev.h>
  19 #include "northbridge/amd/amdk8/raminit.h"
  20 #include "cpu/amd/model_fxx/apic_timer.c"
  21
  22 #include "lib/delay.c"
  23
  24 #include "northbridge/amd/amdk8/reset_test.c"
  25
  26 #include "northbridge/amd/amdk8/debug.c"
  27
  28 #include "southbridge/amd/amd8111/amd8111_early_ctrl.c"
  29
  30 #include "northbridge/amd/amdk8/amdk8_f.h"
  31
  32 #include "cpu/x86/mtrr.h"
  33 #include "cpu/amd/mtrr.h"
  34 #include "cpu/x86/tsc.h"
  35
  36 #include "northbridge/amd/amdk8/amdk8_f_pci.c"
  37 #include "northbridge/amd/amdk8/raminit_f_dqs.c"
  38
  39 static inline unsigned get_nodes(void)
  40 {
  41         return ((pci_read_config32(PCI_DEV(0, 0x18, 0), 0x60)>>4) & 7) + 1;
  42 }
  43
  44 #include "cpu/amd/dualcore/dualcore.c"
  45
  46 void hardwaremain(int ret_addr)
  47 {
  48         struct sys_info *sysinfo = (CONFIG_DCACHE_RAM_BASE +
  49                         CONFIG_DCACHE_RAM_SIZE -
  50                         CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); // in CACHE
  51         struct sys_info *sysinfox = ((CONFIG_RAMTOP) -
  52                         CONFIG_DCACHE_RAM_GLOBAL_VAR_SIZE); // in RAM
  53
  54         struct node_core_id id;
  55
  56         id = get_node_core_id_x();
  57
  58         printk(BIOS_DEBUG, "CODE IN CACHE ON NODE: %02x\n", id.nodeid);
  59
  60         train_ram(id.nodeid, sysinfo, sysinfox);
  61
  62         /*
  63          * go back, but can not use stack any more, because we
  64          * only keep ret_addr and can not restore esp, and ebp.
  65          */
  66
  67         __asm__ volatile (
  68                 "movl  %0, %%edi\n\t"
  69                 "jmp     *%%edi\n\t"
  70                 :: "a"(ret_addr)
  71         );
  72 }
  73
  74 #include <arch/registers.h>
  75
  76 void x86_exception(struct eregs *info)
  77 {
  78         do {
  79                 hlt();
  80         } while(1);
  81 }
  82