diff options
Diffstat (limited to 'src/mainboard/winent/mb6047/romstage.c')
| -rw-r--r-- | src/mainboard/winent/mb6047/romstage.c | 148 |
1 files changed, 148 insertions, 0 deletions
diff --git a/src/mainboard/winent/mb6047/romstage.c b/src/mainboard/winent/mb6047/romstage.c new file mode 100644 index 0000000000..9cd3a4aa4a --- /dev/null +++ b/src/mainboard/winent/mb6047/romstage.c @@ -0,0 +1,148 @@ +#include <stdint.h> +#include <string.h> +#include <device/pci_def.h> +#include <arch/io.h> +#include <device/pnp_def.h> +#include <cpu/x86/lapic.h> +#include <pc80/mc146818rtc.h> +#include <console/console.h> +#include <lib.h> +#include <spd.h> +#include <cpu/amd/model_fxx_rev.h> +#include "northbridge/amd/amdk8/incoherent_ht.c" +#include "southbridge/nvidia/ck804/early_smbus.h" +#include "northbridge/amd/amdk8/raminit.h" +#include "lib/delay.c" +#include "cpu/x86/lapic.h" +#include "northbridge/amd/amdk8/reset_test.c" +#include "northbridge/amd/amdk8/debug.c" +#include "superio/winbond/w83627hf/early_serial.c" +#include "cpu/x86/mtrr/earlymtrr.c" +#include "cpu/x86/bist.h" +#include "northbridge/amd/amdk8/setup_resource_map.c" + +#define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) + +static void memreset_setup(void) { } +static void memreset(int controllers, const struct mem_controller *ctrl) { } +static void activate_spd_rom(const struct mem_controller *ctrl) { } + +static inline int spd_read_byte(unsigned device, unsigned address) +{ + return smbus_read_byte(device, address); +} + +#include "northbridge/amd/amdk8/raminit.c" +#include "northbridge/amd/amdk8/coherent_ht.c" +#include "lib/generic_sdram.c" +#include "resourcemap.c" +#include "cpu/amd/dualcore/dualcore.c" +#include "southbridge/nvidia/ck804/early_setup_ss.h" +#include "southbridge/nvidia/ck804/early_setup.c" +#include "cpu/amd/car/post_cache_as_ram.c" +#include "cpu/amd/model_fxx/init_cpus.c" +#include "northbridge/amd/amdk8/early_ht.c" + +static void sio_setup(void) +{ + uint32_t dword; + uint8_t byte; + + /* subject decoding*/ + byte = pci_read_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b); + byte |= 0x20; + pci_write_config8(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0x7b, byte); + + /* LPC Positive Decode 0 */ + dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0); + /* Serial 0, Serial 1 */ + dword |= (1<<0) | (1<<1); + pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa0, dword); + +#if 1 + /* s2891 has onboard LPC port 80 */ + /*Hope I can enable port 80 here + It will decode port 80 to LPC, If you are using PCI post code you can not do this */ + dword = pci_read_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa4); + dword |= (1<<16); + pci_write_config32(PCI_DEV(0, CK804_DEVN_BASE+1 , 0), 0xa4, dword); +#endif +} + +void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) +{ + static const uint16_t spd_addr [] = { + DIMM0, DIMM2, 0, 0, + DIMM1, DIMM3, 0, 0, +#if CONFIG_MAX_PHYSICAL_CPUS > 1 + DIMM4, DIMM6, 0, 0, + DIMM5, DIMM7, 0, 0, +#endif + }; + + int needs_reset; + unsigned bsp_apicid = 0, nodes; + struct mem_controller ctrl[8]; + + if (!cpu_init_detectedx && boot_cpu()) { + /* Nothing special needs to be done to find bus 0 */ + /* Allow the HT devices to be found */ + enumerate_ht_chain(); + sio_setup(); + } + + if (bist == 0) + bsp_apicid = init_cpus(cpu_init_detectedx); + +// post_code(0x32); + + w83627hf_enable_serial(SERIAL_DEV, CONFIG_TTYS0_BASE); + console_init(); + + /* Halt if there was a built in self test failure */ + report_bist_failure(bist); + + setup_s2891_resource_map(); +#if 0 + dump_pci_device(PCI_DEV(0, 0x18, 0)); + dump_pci_device(PCI_DEV(0, 0x19, 0)); +#endif + + needs_reset = setup_coherent_ht_domain(); + + wait_all_core0_started(); +#if CONFIG_LOGICAL_CPUS + // It is said that we should start core1 after all core0 launched + start_other_cores(); + wait_all_other_cores_started(bsp_apicid); +#endif + + needs_reset |= ht_setup_chains_x(); + needs_reset |= ck804_early_setup_x(); + if (needs_reset) { + printk(BIOS_INFO, "ht reset -\n"); + soft_reset(); + } + + allow_all_aps_stop(bsp_apicid); + + nodes = get_nodes(); + //It's the time to set ctrl now; + fill_mem_ctrl(nodes, ctrl, spd_addr); + + enable_smbus(); +#if 0 + dump_spd_registers(&cpu[0]); + dump_smbus_registers(); +#endif + + memreset_setup(); + sdram_initialize(nodes, ctrl); + +#if 0 + print_pci_devices(); + dump_pci_devices(); +#endif + + post_cache_as_ram(); +} |