From d1d919c400ef903930b558c50a4b1880717b2995 Mon Sep 17 00:00:00 2001 From: Timothy Pearson Date: Sat, 5 Sep 2015 19:37:57 -0500 Subject: [PATCH 037/146] mainboard/asus/kgpe-d16: Add initial Family 15h CPU support --- src/mainboard/asus/kgpe-d16/Kconfig | 1 + src/mainboard/asus/kgpe-d16/cmos.default | 3 +- src/mainboard/asus/kgpe-d16/cmos.layout | 15 +- src/mainboard/asus/kgpe-d16/devicetree.cb | 4 + src/mainboard/asus/kgpe-d16/resourcemap.c | 276 ++++++++++++++++++++++++++++- src/mainboard/asus/kgpe-d16/romstage.c | 58 +++--- 6 files changed, 326 insertions(+), 31 deletions(-) diff --git a/src/mainboard/asus/kgpe-d16/Kconfig b/src/mainboard/asus/kgpe-d16/Kconfig index f9556fc..d0af47f 100644 --- a/src/mainboard/asus/kgpe-d16/Kconfig +++ b/src/mainboard/asus/kgpe-d16/Kconfig @@ -12,6 +12,7 @@ config BOARD_SPECIFIC_OPTIONS # dummy select SOUTHBRIDGE_AMD_SB700_DISABLE_ISA_DMA select SUPERIO_NUVOTON_NCT5572D select PARALLEL_CPU_INIT + select HAVE_ROMSTAGE_CONSOLE_SPINLOCK select HAVE_HARD_RESET select HAVE_OPTION_TABLE select HAVE_CMOS_DEFAULT diff --git a/src/mainboard/asus/kgpe-d16/cmos.default b/src/mainboard/asus/kgpe-d16/cmos.default index 39a4778..3e2ea3a 100644 --- a/src/mainboard/asus/kgpe-d16/cmos.default +++ b/src/mainboard/asus/kgpe-d16/cmos.default @@ -2,13 +2,14 @@ baud_rate = 115200 debug_level = Spew multi_core = Enable slow_cpu = off +compute_unit_siblings = Enable iommu = Disable nmi = Disable hypertransport_speed_limit = Auto max_mem_clock = DDR3-1600 minimum_memory_voltage = 1.5V ECC_memory = Enable -ECC_redirection = Disable +ECC_redirection = Enable ecc_scrub_rate = 1.28us interleave_chip_selects = Enable interleave_nodes = Disable diff --git a/src/mainboard/asus/kgpe-d16/cmos.layout b/src/mainboard/asus/kgpe-d16/cmos.layout index 110e0bb..e55edc4 100644 --- a/src/mainboard/asus/kgpe-d16/cmos.layout +++ b/src/mainboard/asus/kgpe-d16/cmos.layout @@ -31,8 +31,8 @@ entries 401 1 e 1 interleave_chip_selects 402 1 e 1 interleave_nodes 403 1 e 1 interleave_memory_channels -404 2 e 8 max_mem_clock -406 1 e 2 multi_core +404 4 e 8 max_mem_clock +408 1 e 2 multi_core 412 4 e 6 debug_level 440 4 e 9 slow_cpu 444 1 e 1 nmi @@ -42,6 +42,7 @@ entries 457 1 e 1 ECC_redirection 458 4 e 11 hypertransport_speed_limit 462 2 e 12 minimum_memory_voltage +464 1 e 2 compute_unit_siblings 477 1 e 1 ieee1394 728 256 h 0 user_data 984 16 h 0 check_sum @@ -79,10 +80,12 @@ enumerations 6 6 Information 6 7 Debug 6 8 Spew -8 0 DDR3-1600 -8 1 DDR3-1333 -8 2 DDR3-1066 -8 3 DDR3-800 +8 0 DDR3-1866 +8 1 DDR3-1600 +8 2 DDR3-1333 +8 3 DDR3-1066 +8 4 DDR3-800 +8 5 DDR3-667 9 0 off 9 1 87.5% 9 2 75.0% diff --git a/src/mainboard/asus/kgpe-d16/devicetree.cb b/src/mainboard/asus/kgpe-d16/devicetree.cb index d0288da..9bff01e 100644 --- a/src/mainboard/asus/kgpe-d16/devicetree.cb +++ b/src/mainboard/asus/kgpe-d16/devicetree.cb @@ -228,21 +228,25 @@ chip northbridge/amd/amdfam10/root_complex # Root complex device pci 18.2 on end device pci 18.3 on end device pci 18.4 on end + device pci 18.5 on end device pci 19.0 on end # Socket 0 node 1 device pci 19.1 on end device pci 19.2 on end device pci 19.3 on end device pci 19.4 on end + device pci 19.5 on end device pci 1a.0 on end # Socket 1 node 0 device pci 1a.1 on end device pci 1a.2 on end device pci 1a.3 on end device pci 1a.4 on end + device pci 1a.5 on end device pci 1b.0 on end # Socket 1 node 1 device pci 1b.1 on end device pci 1b.2 on end device pci 1b.3 on end device pci 1b.4 on end + device pci 1b.5 on end end end end diff --git a/src/mainboard/asus/kgpe-d16/resourcemap.c b/src/mainboard/asus/kgpe-d16/resourcemap.c index 3e240dc..3aab8b8 100644 --- a/src/mainboard/asus/kgpe-d16/resourcemap.c +++ b/src/mainboard/asus/kgpe-d16/resourcemap.c @@ -23,7 +23,262 @@ static void setup_mb_resource_map(void) { - static const unsigned int register_values[] = { + static const unsigned int fam15h_register_values[] = { + /* Careful set limit registers before base registers which contain the enables */ + /* DRAM Limit i Registers + * F1:0x44 i = 0 + * F1:0x4C i = 1 + * F1:0x54 i = 2 + * F1:0x5C i = 3 + * F1:0x64 i = 4 + * F1:0x6C i = 5 + * F1:0x74 i = 6 + * F1:0x7C i = 7 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 7: 3] Reserved + * [10: 8] Interleave select + * specifies the values of A[14:12] to use with interleave enable. + * [15:11] Reserved + * [31:16] DRAM Limit Address i Bits 39-24 + * This field defines the upper address bits of a 40 bit address + * that define the end of the DRAM region. + */ + // PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x44), 0x0000f8f8, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x4C), 0x0000f8f8, 0x00000001, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x54), 0x0000f8f8, 0x00000002, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x5C), 0x0000f8f8, 0x00000003, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x64), 0x0000f8f8, 0x00000004, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x6C), 0x0000f8f8, 0x00000005, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x74), 0x0000f8f8, 0x00000006, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x7C), 0x0000f8f8, 0x00000007, + + /* DRAM Base i Registers + * F1:0x40 i = 0 + * F1:0x48 i = 1 + * F1:0x50 i = 2 + * F1:0x58 i = 3 + * F1:0x60 i = 4 + * F1:0x68 i = 5 + * F1:0x70 i = 6 + * F1:0x78 i = 7 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 7: 2] Reserved + * [10: 8] Interleave Enable + * 000 = No interleave + * 001 = Interleave on A[12] (2 nodes) + * 010 = reserved + * 011 = Interleave on A[12] and A[14] (4 nodes) + * 100 = reserved + * 101 = reserved + * 110 = reserved + * 111 = Interleve on A[12] and A[13] and A[14] (8 nodes) + * [15:11] Reserved + * [31:16] DRAM Base Address i Bits 39-24 + * This field defines the upper address bits of a 40-bit address + * that define the start of the DRAM region. + */ + // PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x40), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x48), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x50), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x58), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x60), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x68), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x70), 0x0000f8fc, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x78), 0x0000f8fc, 0x00000000, + + /* Memory-Mapped I/O Limit i Registers + * F1:0x84 i = 0 + * F1:0x8C i = 1 + * F1:0x94 i = 2 + * F1:0x9C i = 3 + * F1:0xA4 i = 4 + * F1:0xAC i = 5 + * F1:0xB4 i = 6 + * F1:0xBC i = 7 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 3: 3] Reserved + * [ 5: 4] Destination Link ID + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 = Link 3 + * [ 6: 6] Reserved + * [ 7: 7] Non-Posted + * 0 = CPU writes may be posted + * 1 = CPU writes must be non-posted + * [31: 8] Memory-Mapped I/O Limit Address i (39-16) + * This field defines the upp adddress bits of a 40-bit address that + * defines the end of a memory-mapped I/O region n + */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x84), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x8C), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x94), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x9C), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xA4), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xAC), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xB4), 0x00000048, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xBC), 0x00000048, 0x00000000, + + /* Memory-Mapped I/O Base i Registers + * F1:0x80 i = 0 + * F1:0x88 i = 1 + * F1:0x90 i = 2 + * F1:0x98 i = 3 + * F1:0xA0 i = 4 + * F1:0xA8 i = 5 + * F1:0xB0 i = 6 + * F1:0xB8 i = 7 + * [ 0: 0] Read Enable + * 0 = Reads disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes disabled + * 1 = Writes Enabled + * [ 2: 2] Cpu Disable + * 0 = Cpu can use this I/O range + * 1 = Cpu requests do not use this I/O range + * [ 3: 3] Lock + * 0 = base/limit registers i are read/write + * 1 = base/limit registers i are read-only + * [ 7: 4] Reserved + * [31: 8] Memory-Mapped I/O Base Address i (39-16) + * This field defines the upper address bits of a 40bit address + * that defines the start of memory-mapped I/O region i + */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x80), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x88), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x90), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0x98), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xA0), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xA8), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xB0), 0x000000f0, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xB8), 0x000000f0, 0x00000000, + + /* PCI I/O Limit i Registers + * F1:0xC4 i = 0 + * F1:0xCC i = 1 + * F1:0xD4 i = 2 + * F1:0xDC i = 3 + * [ 2: 0] Destination Node ID + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 3: 3] Reserved + * [ 5: 4] Destination Link ID + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 = Link 3 + * [11: 6] Reserved + * [24:12] PCI I/O Limit Address i + * This field defines the end of PCI I/O region n + * [31:25] Reserved + */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xC4), 0xFE000FC8, 0x00fff010, /* link 1 of cpu 0 --> AMD SR5690 */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xCC), 0xFE000FC8, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xD4), 0xFE000FC8, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xDC), 0xFE000FC8, 0x00000000, + + /* PCI I/O Base i Registers + * F1:0xC0 i = 0 + * F1:0xC8 i = 1 + * F1:0xD0 i = 2 + * F1:0xD8 i = 3 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 3: 2] Reserved + * [ 4: 4] VGA Enable + * 0 = VGA matches Disabled + * 1 = matches all address < 64K and where A[9:0] is in the + * range 3B0-3BB or 3C0-3DF independent of the base & limit registers + * [ 5: 5] ISA Enable + * 0 = ISA matches Disabled + * 1 = Blocks address < 64K and in the last 768 bytes of eack 1K block + * from matching agains this base/limit pair + * [11: 6] Reserved + * [24:12] PCI I/O Base i + * This field defines the start of PCI I/O region n + * [31:25] Reserved + */ +// PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xC0), 0xFE000FCC, 0x00001013, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xC8), 0xFE000FCC, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xD0), 0xFE000FCC, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xD8), 0xFE000FCC, 0x00000000, + + /* Config Base and Limit i Registers + * F1:0xE0 i = 0 + * F1:0xE4 i = 1 + * F1:0xE8 i = 2 + * F1:0xEC i = 3 + * [ 0: 0] Read Enable + * 0 = Reads Disabled + * 1 = Reads Enabled + * [ 1: 1] Write Enable + * 0 = Writes Disabled + * 1 = Writes Enabled + * [ 2: 2] Device Number Compare Enable + * 0 = The ranges are based on bus number + * 1 = The ranges are ranges of devices on bus 0 + * [ 3: 3] Reserved + * [ 6: 4] Destination Node + * 000 = Node 0 + * 001 = Node 1 + * 010 = Node 2 + * 011 = Node 3 + * 100 = Node 4 + * 101 = Node 5 + * 110 = Node 6 + * 111 = Node 7 + * [ 7: 7] Reserved + * [ 9: 8] Destination Link + * 00 = Link 0 + * 01 = Link 1 + * 10 = Link 2 + * 11 - Link 3 + * [15:10] Reserved + * [23:16] Bus Number Base i + * This field defines the lowest bus number in configuration region i + * [31:24] Bus Number Limit i + * This field defines the highest bus number in configuration region i + */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xE0), 0x0000FC88, 0x05000103, /* link 1 of cpu 0 --> AMD SR5690 */ + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xE4), 0x0000FC88, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xE8), 0x0000FC88, 0x00000000, + PCI_ADDR(CONFIG_CBB, CONFIG_CDB, 1, 0xEC), 0x0000FC88, 0x00000000, + + }; + + static const unsigned int fam10h_register_values[] = { /* Careful set limit registers before base registers which contain the enables */ /* DRAM Limit i Registers * F1:0x44 i = 0 @@ -279,6 +534,21 @@ static void setup_mb_resource_map(void) }; int max; - max = ARRAY_SIZE(register_values); - setup_resource_map(register_values, max); + uint8_t fam15h = 0; + uint32_t family; + + family = cpuid_eax(0x80000001); + family = ((family & 0xf00000) >> 16) | ((family & 0xf00) >> 8); + + if (family >= 0x6f) + /* Family 15h or later */ + fam15h = 1; + + if (fam15h) { + max = ARRAY_SIZE(fam15h_register_values); + setup_resource_map(fam15h_register_values, max); + } else { + max = ARRAY_SIZE(fam10h_register_values); + setup_resource_map(fam10h_register_values, max); + } } diff --git a/src/mainboard/asus/kgpe-d16/romstage.c b/src/mainboard/asus/kgpe-d16/romstage.c index 18e7c16..0df2447 100644 --- a/src/mainboard/asus/kgpe-d16/romstage.c +++ b/src/mainboard/asus/kgpe-d16/romstage.c @@ -42,6 +42,7 @@ #include #include #include +#include // #include "northbridge/amd/amdk8/incoherent_ht.c" #include #include @@ -202,20 +203,20 @@ void DIMMSetVoltages(struct MCTStatStruc *pMCTstat, if (pDCTstat->NodePresent && (node & 0x1)) { /* Set voltages */ if (allowed_voltages & 0x8) { - set_voltage = 1150; + set_voltage = 0x8; set_ddr3_voltage(socket, 3); } else if (allowed_voltages & 0x4) { - set_voltage = 1250; + set_voltage = 0x4; set_ddr3_voltage(socket, 2); } else if (allowed_voltages & 0x2) { - set_voltage = 1350; + set_voltage = 0x2; set_ddr3_voltage(socket, 1); } else { - set_voltage = 1500; + set_voltage = 0x1; set_ddr3_voltage(socket, 0); } - /* Save final DIMM voltages for SMBIOS use */ + /* Save final DIMM voltages for MCT and SMBIOS use */ if (pDCTstat->NodePresent) { for (dimm = 0; dimm < MAX_DIMMS_SUPPORTED; dimm++) { pDCTstat->DimmConfiguredVoltage[dimm] = set_voltage; @@ -229,6 +230,9 @@ void DIMMSetVoltages(struct MCTStatStruc *pMCTstat, } } } + + /* Allow the DDR supply voltages to settle */ + udelay(100000); } static void set_peripheral_control_lines(void) { @@ -288,6 +292,18 @@ static void execute_memory_test(void) } #endif +static spinlock_t printk_spinlock CAR_GLOBAL; + +spinlock_t* romstage_console_lock(void) +{ + return car_get_var_ptr(&printk_spinlock); +} + +void initialize_romstage_console_lock(void) +{ + car_get_var(printk_spinlock) = SPIN_LOCK_UNLOCKED; +} + void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) { struct sys_info *sysinfo = &sysinfo_car; @@ -302,6 +318,9 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) int s3resume = acpi_is_wakeup_s3(); if (!cpu_init_detectedx && boot_cpu()) { + /* Initialize the printk spinlock */ + initialize_romstage_console_lock(); + /* Nothing special needs to be done to find bus 0 */ /* Allow the HT devices to be found */ set_bsp_node_CHtExtNodeCfgEn(); @@ -354,7 +373,7 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) post_code(0x33); - cpuSetAMDMSR(); + cpuSetAMDMSR(0); post_code(0x34); amd_ht_init(sysinfo); @@ -368,18 +387,21 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) setup_mb_resource_map(); post_code(0x36); - /* wait for all the APs core0 started by finalize_node_setup. */ - /* FIXME: A bunch of cores are going to start output to serial at once. - * It would be nice to fix up prink spinlocks for ROM XIP mode. - * I think it could be done by putting the spinlock flag in the cache - * of the BSP located right after sysinfo. - */ + /* Wait for all the APs core0 started by finalize_node_setup. */ wait_all_core0_started(); /* run _early_setup before soft-reset. */ sr5650_early_setup(); sb7xx_51xx_early_setup(); + if (IS_ENABLED(CONFIG_LOGICAL_CPUS)) { + /* Core0 on each node is configured. Now setup any additional cores. */ + printk(BIOS_DEBUG, "start_other_cores()\n"); + start_other_cores(); + post_code(0x37); + wait_all_other_cores_started(bsp_apicid); + } + if (IS_ENABLED(CONFIG_SET_FIDVID)) { msr = rdmsr(0xc0010071); printk(BIOS_DEBUG, "\nBegin FIDVID MSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo); @@ -389,11 +411,13 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) post_code(0x39); + #if IS_ENABLED(CONFIG_SET_FIDVID) if (!warm_reset_detect(0)) { // BSP is node 0 init_fidvid_bsp(bsp_apicid, sysinfo->nodes); } else { init_fidvid_stage2(bsp_apicid, 0); // BSP is node 0 } + #endif post_code(0x3A); @@ -402,21 +426,13 @@ void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx) printk(BIOS_DEBUG, "End FIDVIDMSR 0xc0010071 0x%08x 0x%08x\n", msr.hi, msr.lo); } - if (IS_ENABLED(CONFIG_LOGICAL_CPUS)) { - /* Core0 on each node is configured. Now setup any additional cores. */ - printk(BIOS_DEBUG, "start_other_cores()\n"); - start_other_cores(); - post_code(0x37); - wait_all_other_cores_started(bsp_apicid); - } - post_code(0x38); init_timer(); // Need to use TMICT to synconize FID/VID sr5650_htinit(); - /* Reset for HT, FIDVID, PLL and errata changes to take affect. */ + /* Reset for HT, FIDVID, PLL and errata changes to take effect. */ if (!warm_reset_detect(0)) { printk(BIOS_INFO, "...WARM RESET...\n\n\n"); soft_reset(); -- 1.7.9.5