diff options
Diffstat (limited to 'src/mainboard/amd/solo/auto.c')
| -rw-r--r-- | src/mainboard/amd/solo/auto.c | 104 |
1 files changed, 34 insertions, 70 deletions
diff --git a/src/mainboard/amd/solo/auto.c b/src/mainboard/amd/solo/auto.c index 5963934fd5..3a80e4c1bd 100644 --- a/src/mainboard/amd/solo/auto.c +++ b/src/mainboard/amd/solo/auto.c @@ -1,14 +1,16 @@ #define ASSEMBLY 1 #include <stdint.h> #include <device/pci_def.h> -#include <cpu/p6/apic.h> #include <arch/io.h> #include <device/pnp.h> #include <arch/romcc_io.h> +#include <arch/smp/lapic.h> +#include "option_table.h" +#include "pc80/mc146818rtc_early.c" #include "pc80/serial.c" #include "arch/i386/lib/console.c" #include "ram/ramtest.c" -#include "northbridge/amd/amdk8/early_ht.c" +#include "northbridge/amd/amdk8/incoherent_ht.c" #include "southbridge/amd/amd8111/amd8111_early_smbus.c" #include "northbridge/amd/amdk8/raminit.h" #include "cpu/k8/apic_timer.c" @@ -17,9 +19,26 @@ #include "northbridge/amd/amdk8/reset_test.c" #include "debug.c" #include "northbridge/amd/amdk8/cpu_rev.c" +#include "superio/NSC/pc87360/pc87360_early_serial.c" #define SIO_BASE 0x2e +static void hard_reset(void) +{ + set_bios_reset(); + + /* enable cf9 */ + pci_write_config8(PCI_DEV(0, 0x05, 3), 0x41, 0xf1); + /* reset */ + outb(0x0e, 0x0cf9); +} + +static void soft_reset(void) +{ + set_bios_reset(); + pci_write_config8(PCI_DEV(0, 0x05, 0), 0x47, 1); +} + static void memreset_setup(void) { if (is_cpu_pre_c0()) { @@ -54,7 +73,7 @@ static unsigned int generate_row(uint8_t node, uint8_t row, uint8_t maxnodes) static inline void activate_spd_rom(const struct mem_controller *ctrl) { - /* nothing here */ + /* nothing to do */ } static inline int spd_read_byte(unsigned device, unsigned address) @@ -62,69 +81,11 @@ static inline int spd_read_byte(unsigned device, unsigned address) return smbus_read_byte(device, address); } -/* no specific code here. this should go away completely */ -static void coherent_ht_mainboard(unsigned cpus) -{ -} #include "northbridge/amd/amdk8/raminit.c" #include "northbridge/amd/amdk8/coherent_ht.c" #include "sdram/generic_sdram.c" -static void enable_lapic(void) -{ - - msr_t msr; - msr = rdmsr(0x1b); - msr.hi &= 0xffffff00; - msr.lo &= 0x000007ff; - msr.lo |= APIC_DEFAULT_BASE | (1 << 11); - wrmsr(0x1b, msr); -} - -static void stop_this_cpu(void) -{ - unsigned apicid; - apicid = apic_read(APIC_ID) >> 24; - - /* Send an APIC INIT to myself */ - apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid)); - apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_INT_ASSERT | APIC_DM_INIT); - /* Wait for the ipi send to finish */ - apic_wait_icr_idle(); - - /* Deassert the APIC INIT */ - apic_write(APIC_ICR2, SET_APIC_DEST_FIELD(apicid)); - apic_write(APIC_ICR, APIC_INT_LEVELTRIG | APIC_DM_INIT); - /* Wait for the ipi send to finish */ - apic_wait_icr_idle(); - - /* If I haven't halted spin forever */ - for(;;) { - hlt(); - } -} - -#define PC87360_FDC 0x00 -#define PC87360_PP 0x01 -#define PC87360_SP2 0x02 -#define PC87360_SP1 0x03 -#define PC87360_SWC 0x04 -#define PC87360_KBCM 0x05 -#define PC87360_KBCK 0x06 -#define PC87360_GPIO 0x07 -#define PC87360_ACB 0x08 -#define PC87360_FSCM 0x09 -#define PC87360_WDT 0x0A - -/* FIXME: Do we really need this on Solo boards? */ -static void pc87360_enable_serial(void) -{ - pnp_set_logical_device(SIO_BASE, PC87360_SP1); - pnp_set_enable(SIO_BASE, 1); - pnp_set_iobase0(SIO_BASE, 0x3f8); -} - static void main(void) { static const struct mem_controller cpu[] = { @@ -138,26 +99,29 @@ static void main(void) .channel1 = { 0, 0, 0, 0 }, } }; + int needs_reset; + enable_lapic(); + init_timer(); if (cpu_init_detected()) { asm("jmp __cpu_reset"); } enable_lapic(); init_timer(); - -#if 0 - /* Enabling this will make romcc segfault - 2003/10/13 */ + distinguish_cpu_resets(); if (!boot_cpu()) { print_err("This LinuxBIOS image is built for UP only.\n"); + stop_this_cpu(); } -#endif - pc87360_enable_serial(); + pc87360_enable_serial(SIO_BASE, TTYS0_BASE); uart_init(); console_init(); setup_default_resource_map(); - setup_coherent_ht_domain(); - enumerate_ht_chain(0); - distinguish_cpu_resets(0); - + needs_reset = setup_coherent_ht_domain(); + needs_reset = ht_setup_chain(PCI_DEV(0, 0x18, 0), 0x80); + if (needs_reset) { + print_info("ht reset -"); + soft_reset(); + } #if 0 print_pci_devices(); #endif |