diff options
Diffstat (limited to 'src/mainboard/tyan/s2885')
-rw-r--r-- | src/mainboard/tyan/s2885/Config.lb | 4 | ||||
-rw-r--r-- | src/mainboard/tyan/s2885/Options.lb | 10 | ||||
-rw-r--r-- | src/mainboard/tyan/s2885/auto.c | 41 | ||||
-rw-r--r-- | src/mainboard/tyan/s2885/cache_as_ram_auto.c | 52 | ||||
-rw-r--r-- | src/mainboard/tyan/s2885/mptable.c | 45 | ||||
-rw-r--r-- | src/mainboard/tyan/s2885/reset.c | 6 |
6 files changed, 125 insertions, 33 deletions
diff --git a/src/mainboard/tyan/s2885/Config.lb b/src/mainboard/tyan/s2885/Config.lb index a29c713ac6..f6ea627f8b 100644 --- a/src/mainboard/tyan/s2885/Config.lb +++ b/src/mainboard/tyan/s2885/Config.lb @@ -44,7 +44,7 @@ driver mainboard.o if HAVE_MP_TABLE object mptable.o end if HAVE_PIRQ_TABLE object irq_tables.o end -#object reset.o +object reset.o if USE_DCACHE_RAM @@ -66,7 +66,7 @@ end end else - + ## ## Romcc output ## diff --git a/src/mainboard/tyan/s2885/Options.lb b/src/mainboard/tyan/s2885/Options.lb index 7bc324e606..79d60a3e3b 100644 --- a/src/mainboard/tyan/s2885/Options.lb +++ b/src/mainboard/tyan/s2885/Options.lb @@ -3,9 +3,6 @@ uses HAVE_PIRQ_TABLE uses USE_FALLBACK_IMAGE uses HAVE_FALLBACK_BOOT uses HAVE_HARD_RESET -uses HARD_RESET_BUS -uses HARD_RESET_DEVICE -uses HARD_RESET_FUNCTION uses IRQ_SLOT_COUNT uses HAVE_OPTION_TABLE uses CONFIG_MAX_CPUS @@ -87,13 +84,6 @@ default HAVE_FALLBACK_BOOT=1 default HAVE_HARD_RESET=1 ## -## Funky hard reset implementation -## -default HARD_RESET_BUS=3 -default HARD_RESET_DEVICE=4 -default HARD_RESET_FUNCTION=0 - -## ## Build code to export a programmable irq routing table ## default HAVE_PIRQ_TABLE=1 diff --git a/src/mainboard/tyan/s2885/auto.c b/src/mainboard/tyan/s2885/auto.c index cff103b9cc..8275f6d5d7 100644 --- a/src/mainboard/tyan/s2885/auto.c +++ b/src/mainboard/tyan/s2885/auto.c @@ -26,20 +26,52 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) +/* Look up a which bus a given node/link combination is on. + * return 0 when we can't find the answer. + */ +static unsigned node_link_to_bus(unsigned node, unsigned link) +{ + unsigned reg; + + for(reg = 0xE0; reg < 0xF0; reg += 0x04) { + unsigned config_map; + config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); + if ((config_map & 3) != 3) { + continue; + } + if ((((config_map >> 4) & 7) == node) && + (((config_map >> 8) & 3) == link)) + { + return (config_map >> 16) & 0xff; + } + } + return 0; +} + static void hard_reset(void) { - set_bios_reset(); + device_t dev; + + /* Find the device */ + dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 3); + + set_bios_reset(); /* enable cf9 */ - pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1); + pci_write_config8(dev, 0x41, 0xf1); /* reset */ outb(0x0e, 0x0cf9); } static void soft_reset(void) { + device_t dev; + + /* Find the device */ + dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 0); + set_bios_reset(); - pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1); + pci_write_config8(dev, 0x47, 1); } static void memreset_setup(void) @@ -192,7 +224,7 @@ static void main(unsigned long bist) || (id.coreid != 0) #endif ) { - stop_this_cpu(); + stop_this_cpu(); // it will stop all cores except core0 of cpu0 } } @@ -223,4 +255,5 @@ static void main(unsigned long bist) sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); + } diff --git a/src/mainboard/tyan/s2885/cache_as_ram_auto.c b/src/mainboard/tyan/s2885/cache_as_ram_auto.c index 3d27071031..85d4da9227 100644 --- a/src/mainboard/tyan/s2885/cache_as_ram_auto.c +++ b/src/mainboard/tyan/s2885/cache_as_ram_auto.c @@ -13,7 +13,6 @@ #include "arch/i386/lib/console.c" #include "ram/ramtest.c" - #include "northbridge/amd/amdk8/cpu_rev.c" #define K8_HT_FREQ_1G_SUPPORT 0 #include "northbridge/amd/amdk8/incoherent_ht.c" @@ -38,20 +37,52 @@ #define SERIAL_DEV PNP_DEV(0x2e, W83627HF_SP1) +/* Look up a which bus a given node/link combination is on. + * return 0 when we can't find the answer. + */ +static unsigned node_link_to_bus(unsigned node, unsigned link) +{ + unsigned reg; + + for(reg = 0xE0; reg < 0xF0; reg += 0x04) { + unsigned config_map; + config_map = pci_read_config32(PCI_DEV(0, 0x18, 1), reg); + if ((config_map & 3) != 3) { + continue; + } + if ((((config_map >> 4) & 7) == node) && + (((config_map >> 8) & 3) == link)) + { + return (config_map >> 16) & 0xff; + } + } + return 0; +} + static void hard_reset(void) { + device_t dev; + + /* Find the device */ + dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 3); + set_bios_reset(); /* enable cf9 */ - pci_write_config8(PCI_DEV(0, 0x04, 3), 0x41, 0xf1); + pci_write_config8(dev, 0x41, 0xf1); /* reset */ outb(0x0e, 0x0cf9); } static void soft_reset(void) { + device_t dev; + + /* Find the device */ + dev = PCI_DEV(node_link_to_bus(0, 2), 0x04, 0); + set_bios_reset(); - pci_write_config8(PCI_DEV(0, 0x04, 0), 0x47, 1); + pci_write_config8(dev, 0x47, 1); } static void memreset_setup(void) @@ -103,6 +134,8 @@ static inline int spd_read_byte(unsigned device, unsigned address) #if CONFIG_LOGICAL_CPUS==1 #define SET_NB_CFG_54 1 #include "cpu/amd/dualcore/dualcore.c" +#else +#include "cpu/amd/model_fxx/node_id.c" #endif #define FIRST_CPU 1 @@ -159,6 +192,7 @@ void amd64_main(unsigned long bist) enumerate_ht_chain(); + /* Setup the ck804 */ amd8111_enable_rom(); /* Is this a deliberate reset by the bios */ @@ -296,15 +330,10 @@ void amd64_main(unsigned long bist) uart_init(); console_init(); - /* Halt if there was a built in self test failure */ report_bist_failure(bist); setup_s2885_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(); @@ -319,17 +348,10 @@ void amd64_main(unsigned long bist) } enable_smbus(); -#if 0 - dump_spd_registers(&cpu[0]); -#endif -#if 0 - dump_smbus_registers(); -#endif memreset_setup(); sdram_initialize(sizeof(cpu)/sizeof(cpu[0]), cpu); - #if 1 { /* Check value of esp to verify if we have enough rom for stack in Cache as RAM */ diff --git a/src/mainboard/tyan/s2885/mptable.c b/src/mainboard/tyan/s2885/mptable.c index 2396ade53e..a9683d577c 100644 --- a/src/mainboard/tyan/s2885/mptable.c +++ b/src/mainboard/tyan/s2885/mptable.c @@ -7,6 +7,42 @@ #include <cpu/amd/dualcore.h> #endif + +static unsigned node_link_to_bus(unsigned node, unsigned link) +{ + device_t dev; + unsigned reg; + + dev = dev_find_slot(0, PCI_DEVFN(0x18, 1)); + if (!dev) { + return 0; + } + for(reg = 0xE0; reg < 0xF0; reg += 0x04) { + uint32_t config_map; + unsigned dst_node; + unsigned dst_link; + unsigned bus_base; + config_map = pci_read_config32(dev, reg); + if ((config_map & 3) != 3) { + continue; + } + dst_node = (config_map >> 4) & 7; + dst_link = (config_map >> 8) & 3; + bus_base = (config_map >> 16) & 0xff; +#if 0 + printk_debug("node.link=bus: %d.%d=%d 0x%2x->0x%08x\n", + dst_node, dst_link, bus_base, + reg, config_map); +#endif + if ((dst_node == node) && (dst_link == link)) + { + return bus_base; + } + } + return 0; +} + + void *smp_write_config_table(void *v) { static const char sig[4] = "PCMP"; @@ -51,9 +87,14 @@ void *smp_write_config_table(void *v) { device_t dev; + /* HT chain 0 */ + bus_8151_0 = node_link_to_bus(0, 0); + if (bus_8151_0 == 0) { + printk_debug("ERROR - cound not find bus for node 0 chain 0, using defaults\n"); + bus_8151_0 = 1; + } /* 8151 */ - bus_8151_0 = 1; - dev = dev_find_slot(1, PCI_DEVFN(0x02,0)); + dev = dev_find_slot(bus_8151_0, PCI_DEVFN(0x02,0)); if (dev) { bus_8151_1 = pci_read_config8(dev, PCI_SECONDARY_BUS); // printk_debug("bus_8151_1=%d\n",bus_8151_1); diff --git a/src/mainboard/tyan/s2885/reset.c b/src/mainboard/tyan/s2885/reset.c new file mode 100644 index 0000000000..63958185f6 --- /dev/null +++ b/src/mainboard/tyan/s2885/reset.c @@ -0,0 +1,6 @@ +#include "../../../southbridge/amd/amd8111/amd8111_reset.c" + +void hard_reset(void) +{ + amd8111_hard_reset(0, 2); +} |