3 #include <device/pci_def.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 <cpu/amd/model_fxx_rev.h>
11 #include "northbridge/amd/amdk8/incoherent_ht.c"
12 #include "southbridge/amd/amd8111/amd8111_early_smbus.c"
13 #include "northbridge/amd/amdk8/raminit.h"
14 #include "cpu/amd/model_fxx/apic_timer.c"
15 #include "lib/delay.c"
16 #include "cpu/x86/lapic/boot_cpu.c"
17 #include "northbridge/amd/amdk8/reset_test.c"
18 #include "northbridge/amd/amdk8/debug.c"
19 #include "superio/nsc/pc87360/pc87360_early_serial.c"
20 #include "cpu/x86/mtrr/earlymtrr.c"
21 #include "cpu/x86/bist.h"
22 #include "northbridge/amd/amdk8/setup_resource_map.c"
24 #include "southbridge/amd/amd8111/amd8111_early_ctrl.c"
26 #define SERIAL_DEV PNP_DEV(0x2e, PC87360_SP1)
29 * GPIO28 of 8111 will control H0_MEMRESET_L
30 * GPIO29 of 8111 will control H1_MEMRESET_L
32 static void memreset_setup(void)
34 if (is_cpu_pre_c0()) {
35 /* Set the memreset low. */
36 outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 28);
37 /* Ensure the BIOS has control of the memory lines. */
38 outb((1<<2)|(0<<0), SMBUS_IO_BASE + 0xc0 + 29);
40 /* Ensure the CPU has control of the memory lines. */
41 outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 29);
45 static void memreset(int controllers, const struct mem_controller *ctrl)
47 if (is_cpu_pre_c0()) {
49 /* Set memreset high. */
50 outb((1<<2)|(1<<0), SMBUS_IO_BASE + 0xc0 + 28);
55 static void activate_spd_rom(const struct mem_controller *ctrl) { }
57 static inline int spd_read_byte(unsigned device, unsigned address)
59 return smbus_read_byte(device, address);
62 #include "northbridge/amd/amdk8/raminit.c"
63 #include "northbridge/amd/amdk8/resourcemap.c"
64 #include "northbridge/amd/amdk8/coherent_ht.c"
65 #include "lib/generic_sdram.c"
66 #include "cpu/amd/dualcore/dualcore.c"
67 #include "cpu/amd/car/post_cache_as_ram.c"
68 #include "cpu/amd/model_fxx/init_cpus.c"
69 #include "northbridge/amd/amdk8/early_ht.c"
71 void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
73 static const uint16_t spd_addr [] = {
76 #if CONFIG_MAX_PHYSICAL_CPUS > 1
83 unsigned bsp_apicid = 0, nodes;
84 struct mem_controller ctrl[8];
86 if (!cpu_init_detectedx && boot_cpu()) {
87 /* Nothing special needs to be done to find bus 0 */
88 /* Allow the HT devices to be found */
93 bsp_apicid = init_cpus(cpu_init_detectedx);
95 pc87360_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE);
99 /* Halt if there was a built in self test failure */
100 report_bist_failure(bist);
102 setup_default_resource_map();
104 needs_reset = setup_coherent_ht_domain();
106 #if CONFIG_LOGICAL_CPUS==1
107 // It is said that we should start core1 after all core0 launched
109 wait_all_other_cores_started(bsp_apicid);
111 /* This is needed to be able to call udelay(). It could be moved to
112 * memreset_setup, since udelay is called in memreset. */
115 // automatically set that for you, but you might meet tight space
116 needs_reset |= ht_setup_chains_x();
119 print_info("ht reset -\n");
123 allow_all_aps_stop(bsp_apicid);
127 fill_mem_ctrl(nodes, ctrl, spd_addr);
133 sdram_initialize(nodes, ctrl);