src/mainboard/tyan/s2880/romstage.c

   1 #define ASSEMBLY 1
   2 #define __PRE_RAM__
   3
   4 #include <stdint.h>
   5 #include <string.h>
   6 #include <device/pci_def.h>
   7 #include <arch/io.h>
   8 #include <device/pnp_def.h>
   9 #include <arch/romcc_io.h>
  10 #include <cpu/x86/lapic.h>
  11 #include <stdlib.h>
  12 #include "option_table.h"
  13 #include "pc80/mc146818rtc_early.c"
  14 #include "pc80/serial.c"
  15 #include "arch/i386/lib/console.c"
  16 #include "lib/ramtest.c"
  17
  18
  19 #include <cpu/amd/model_fxx_rev.h>
  20 #include "northbridge/amd/amdk8/incoherent_ht.c"
  21 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
  22 #include "northbridge/amd/amdk8/raminit.h"
  23 #include "cpu/amd/model_fxx/apic_timer.c"
  24 #include "lib/delay.c"
  25
  26 #include "cpu/x86/lapic/boot_cpu.c"
  27 #include "northbridge/amd/amdk8/reset_test.c"
  28 #include "northbridge/amd/amdk8/debug.c"
  29 #include "superio/winbond/w83627hf/w83627hf_early_serial.c"
  30
  31 #include "cpu/amd/mtrr/amd_earlymtrr.c"
  32 #include "cpu/x86/bist.h"
  33
  34 #include "northbridge/amd/amdk8/setup_resource_map.c"
  35
  36 #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1)
  37
  38 #include "southbridge/amd/amd8111/amd8111_early_ctrl.c"
  39
  40 static void memreset_setup(void)
  41 {
  42    if (is_cpu_pre_c0()) {
  43         outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 16);  //REVC_MEMRST_EN=0
  44    }
  45    else {
  46         outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 16);  //REVC_MEMRST_EN=1
  47    }
  48         outb((0 << 7)|(0 << 6)|(0<<5)|(0<<4)|(1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 17);
  49 }
  50
  51 static void memreset(int controllers, const struct mem_controller *ctrl)
  52 {
  53    if (is_cpu_pre_c0()) {
  54         udelay(800);
  55         outb((0<<7)|(0<<6)|(0<<5)|(0<<4)|(1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 17); //REVB_MEMRST_L=1
  56         udelay(90);
  57    }
  58 }
  59
  60 static inline void activate_spd_rom(const struct mem_controller *ctrl)
  61 {
  62         /* nothing to do */
  63 }
  64
  65 static inline int spd_read_byte(unsigned device, unsigned address)
  66 {
  67         return smbus_read_byte(device, address);
  68 }
  69
  70 #define QRANK_DIMM_SUPPORT 1
  71
  72 #include "northbridge/amd/amdk8/raminit.c"
  73 #include "northbridge/amd/amdk8/resourcemap.c"
  74 #include "northbridge/amd/amdk8/coherent_ht.c"
  75 #include "lib/generic_sdram.c"
  76
  77 #if CONFIG_LOGICAL_CPUS==1
  78 #define SET_NB_CFG_54 1
  79 #endif
  80 #include "cpu/amd/dualcore/dualcore.c"
  81
  82 #include "cpu/amd/car/copy_and_run.c"
  83
  84 #include "cpu/amd/car/post_cache_as_ram.c"
  85
  86 #include "cpu/amd/model_fxx/init_cpus.c"
  87
  88 #include "southbridge/amd/amd8111/amd8111_enable_rom.c"
  89 #include "northbridge/amd/amdk8/early_ht.c"
  90
  91 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
  92 {
  93         static const struct mem_controller cpu[] = {
  94                 {
  95                         .node_id = 0,
  96                         .f0 = PCI_DEV(0, 0x18, 0),
  97                         .f1 = PCI_DEV(0, 0x18, 1),
  98                         .f2 = PCI_DEV(0, 0x18, 2),
  99                         .f3 = PCI_DEV(0, 0x18, 3),
 100                         .channel0 = { (0xa<<3)|0, (0xa<<3)|2, 0, 0 },
 101                         .channel1 = { (0xa<<3)|1, (0xa<<3)|3, 0, 0 },
 102                 },
 103 #if CONFIG_MAX_PHYSICAL_CPUS > 1
 104                 {
 105                         .node_id = 1,
 106                         .f0 = PCI_DEV(0, 0x19, 0),
 107                         .f1 = PCI_DEV(0, 0x19, 1),
 108                         .f2 = PCI_DEV(0, 0x19, 2),
 109                         .f3 = PCI_DEV(0, 0x19, 3),
 110                         .channel0 = { (0xa<<3)|4, (0xa<<3)|6, 0, 0 },
 111                         .channel1 = { (0xa<<3)|5, (0xa<<3)|7, 0, 0 },
 112                 },
 113 #endif
 114         };
 115
 116         int needs_reset;
 117
 118         if (!cpu_init_detectedx && boot_cpu()) {
 119                 /* Nothing special needs to be done to find bus 0 */
 120                 /* Allow the HT devices to be found */
 121
 122                 enumerate_ht_chain();
 123
 124                 amd8111_enable_rom();
 125         }
 126
 127         if (bist == 0) {
 128                 init_cpus(cpu_init_detectedx);
 129         }
 130
 131
 132         w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
 133         uart_init();
 134         console_init();
 135
 136         /* Halt if there was a built in self test failure */
 137         report_bist_failure(bist);
 138
 139         setup_default_resource_map();
 140
 141         needs_reset = setup_coherent_ht_domain();
 142
 143 #if CONFIG_LOGICAL_CPUS==1
 144         // It is said that we should start core1 after all core0 launched
 145         start_other_cores();
 146 #endif
 147         // automatically set that for you, but you might meet tight space
 148         needs_reset |= ht_setup_chains_x();
 149
 150         if (needs_reset) {
 151                 print_info("ht reset -\r\n");
 152                 soft_reset();
 153         }
 154
 155         enable_smbus();
 156
 157         memreset_setup();
 158         sdram_initialize(ARRAY_SIZE(cpu), cpu);
 159
 160         post_cache_as_ram();
 161 }