src/mainboard/sunw/ultra40/romstage.c

   1 #include <stdint.h>
   2 #include <string.h>
   3 #include <device/pci_def.h>
   4 #include <arch/io.h>
   5 #include <device/pnp_def.h>
   6 #include <arch/romcc_io.h>
   7 #include <cpu/x86/lapic.h>
   8 #include <pc80/mc146818rtc.h>
   9 #include <console/console.h>
  10 #include <lib.h>
  11 #include <spd.h>
  12 #include <cpu/amd/model_fxx_rev.h>
  13 #include "northbridge/amd/amdk8/incoherent_ht.c"
  14 #include "southbridge/nvidia/ck804/ck804_early_smbus.h"
  15 #include "northbridge/amd/amdk8/raminit.h"
  16 #include "cpu/amd/model_fxx/apic_timer.c"
  17 #include "lib/delay.c"
  18 #include "cpu/x86/lapic/boot_cpu.c"
  19 #include "northbridge/amd/amdk8/reset_test.c"
  20 #include "northbridge/amd/amdk8/debug.c"
  21 #include "superio/smsc/lpc47b397/lpc47b397_early_serial.c"
  22 #include "cpu/x86/mtrr/earlymtrr.c"
  23 #include "cpu/x86/bist.h"
  24 #include "superio/smsc/lpc47b397/lpc47b397_early_gpio.c"
  25 #include "northbridge/amd/amdk8/setup_resource_map.c"
  26
  27 #define SERIAL_DEV PNP_DEV(0x2e, LPC47B397_SP1)
  28 #define SUPERIO_GPIO_DEV PNP_DEV(0x2e, LPC47B397_RT)
  29 #define SUPERIO_GPIO_IO_BASE 0x400
  30
  31 static void memreset(int controllers, const struct mem_controller *ctrl)
  32 {
  33 }
  34
  35 #ifdef ENABLE_ONBOARD_SCSI
  36 static void sio_gpio_setup(void)
  37 {
  38         unsigned value;
  39
  40         /*Enable onboard scsi*/
  41         lpc47b397_gpio_offset_out(SUPERIO_GPIO_IO_BASE, 0x2c, (1<<7)|(0<<2)|(0<<1)|(0<<0)); // GP21, offset 0x2c, DISABLE_SCSI_L
  42         value = lpc47b397_gpio_offset_in(SUPERIO_GPIO_IO_BASE, 0x4c);
  43         lpc47b397_gpio_offset_out(SUPERIO_GPIO_IO_BASE, 0x4c, (value|(1<<1)));
  44 }
  45 #endif
  46
  47 static inline void activate_spd_rom(const struct mem_controller *ctrl)
  48 {
  49         /* nothing to do */
  50 }
  51
  52 static inline int spd_read_byte(unsigned device, unsigned address)
  53 {
  54         return smbus_read_byte(device, address);
  55 }
  56
  57 #include "northbridge/amd/amdk8/raminit.c"
  58 #include "northbridge/amd/amdk8/coherent_ht.c"
  59 #include "lib/generic_sdram.c"
  60 #include "resourcemap.c" /* tyan does not want the default */
  61 #include "cpu/amd/dualcore/dualcore.c"
  62 #include "southbridge/nvidia/ck804/ck804_early_setup_ss.h"
  63
  64 //set GPIO to input mode
  65 #define CK804_MB_SETUP \
  66                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 5, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* M9,GPIO6, PCIXB2_PRSNT1_L*/  \
  67                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+15, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* M8,GPIO16, PCIXB2_PRSNT2_L*/ \
  68                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+44, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* P5,GPIO45, PCIXA_PRSNT1_L*/  \
  69                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+ 7, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* M5,GPIO8, PCIXA_PRSNT2_L*/   \
  70                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+16, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* K4,GPIO17, PCIXB_PRSNT1_L*/  \
  71                 RES_PORT_IO_8, SYSCTRL_IO_BASE + 0xc0+45, ~(0xff),((0<<4)|(0<<2)|(0<<0)),/* P7,GPIO46, PCIXB_PRSNT2_L*/
  72
  73 #include "southbridge/nvidia/ck804/ck804_early_setup_car.c"
  74 #include "cpu/amd/car/post_cache_as_ram.c"
  75 #include "cpu/amd/model_fxx/init_cpus.c"
  76 #include "northbridge/amd/amdk8/early_ht.c"
  77
  78 static void sio_setup(void)
  79 {
  80         unsigned value;
  81         uint32_t dword;
  82         uint8_t byte;
  83
  84         pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1, 0), 0xac, 0x047f0400);
  85
  86         byte = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b);
  87         byte |= 0x20;
  88         pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b, byte);
  89
  90         dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0);
  91         dword |= (1<<29)|(1<<0);
  92         pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0, dword);
  93
  94         lpc47b397_enable_serial(SUPERIO_GPIO_DEV, SUPERIO_GPIO_IO_BASE);
  95
  96         value =  lpc47b397_gpio_offset_in(SUPERIO_GPIO_IO_BASE, 0x77);
  97         value &= 0xbf;
  98         lpc47b397_gpio_offset_out(SUPERIO_GPIO_IO_BASE, 0x77, value);
  99 }
 100
 101 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 102 {
 103         static const uint16_t spd_addr [] = {
 104                         // Node 0
 105                         DIMM0, DIMM2, 0, 0,
 106                         DIMM1, DIMM3, 0, 0,
 107                         // Node 1
 108                         DIMM4, DIMM6, 0, 0,
 109                         DIMM5, DIMM7, 0, 0,
 110         };
 111
 112         int needs_reset;
 113         unsigned bsp_apicid = 0;
 114
 115         struct mem_controller ctrl[8];
 116         unsigned nodes;
 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                 sio_setup();
 125         }
 126
 127         if (bist == 0) {
 128                 bsp_apicid = init_cpus(cpu_init_detectedx);
 129         }
 130
 131         lpc47b397_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
 132         uart_init();
 133         console_init();
 134
 135         /* Halt if there was a built in self test failure */
 136         report_bist_failure(bist);
 137
 138         setup_ultra40_resource_map();
 139
 140         needs_reset = setup_coherent_ht_domain();
 141
 142         wait_all_core0_started();
 143 #if CONFIG_LOGICAL_CPUS==1
 144         // It is said that we should start core1 after all core0 launched
 145         start_other_cores();
 146         wait_all_other_cores_started(bsp_apicid);
 147 #endif
 148
 149         needs_reset |= ht_setup_chains_x();
 150
 151         needs_reset |= ck804_early_setup_x();
 152
 153         if (needs_reset) {
 154                 print_info("ht reset -\n");
 155                 soft_reset();
 156         }
 157
 158         allow_all_aps_stop(bsp_apicid);
 159
 160         nodes = get_nodes();
 161         //It's the time to set ctrl now;
 162         fill_mem_ctrl(nodes, ctrl, spd_addr);
 163
 164         enable_smbus();
 165
 166         sdram_initialize(nodes, ctrl);
 167
 168         post_cache_as_ram();
 169 }