src/mainboard/amd/serengeti_cheetah/ap_romstage.c

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