Kyösti Mälkki (kyosti.malkki@gmail.com) just uploaded a new patch set to gerrit, which you can find at http://review.coreboot.org/614
-gerrit
commit ede2da9d2d9fffcf8a57d19958bedf595cc46f01 Author: Kyösti Mälkki kyosti.malkki@gmail.com Date: Thu Feb 9 16:51:38 2012 +0200
VIA cpus: apply un-written naming rules
Rename files and directories: model_c3 -> c3 model_c7 -> c7
Change-Id: If144fc501e8ae44b347ac44fa90c689c33a8e126 Signed-off-by: Kyösti Mälkki kyosti.malkki@gmail.com --- src/cpu/via/Kconfig | 4 +- src/cpu/via/Makefile.inc | 4 +- src/cpu/via/c3/Kconfig | 11 ++ src/cpu/via/c3/Makefile.inc | 8 + src/cpu/via/c3/c3_init.c | 53 ++++++ src/cpu/via/c7/Kconfig | 21 +++ src/cpu/via/c7/Makefile.inc | 10 ++ src/cpu/via/c7/c7_init.c | 231 +++++++++++++++++++++++++++ src/cpu/via/model_c3/Kconfig | 4 - src/cpu/via/model_c3/Makefile.inc | 8 - src/cpu/via/model_c3/model_c3_init.c | 53 ------ src/cpu/via/model_c7/Kconfig | 23 --- src/cpu/via/model_c7/Makefile.inc | 10 -- src/cpu/via/model_c7/model_c7_init.c | 231 --------------------------- src/mainboard/bcom/winnetp680/devicetree.cb | 2 +- src/mainboard/jetway/j7f24/devicetree.cb | 2 +- src/mainboard/via/epia-cn/devicetree.cb | 2 +- src/mainboard/via/epia-m/devicetree.cb | 2 +- src/mainboard/via/epia-m700/devicetree.cb | 2 +- src/mainboard/via/epia-n/devicetree.cb | 2 +- src/mainboard/via/epia/devicetree.cb | 2 +- src/mainboard/via/pc2500e/devicetree.cb | 2 +- src/mainboard/via/vt8454c/devicetree.cb | 2 +- 23 files changed, 347 insertions(+), 342 deletions(-)
diff --git a/src/cpu/via/Kconfig b/src/cpu/via/Kconfig index 006fb8b..570d408 100644 --- a/src/cpu/via/Kconfig +++ b/src/cpu/via/Kconfig @@ -1,2 +1,2 @@ -source src/cpu/via/model_c3/Kconfig -source src/cpu/via/model_c7/Kconfig +source src/cpu/via/c3/Kconfig +source src/cpu/via/c7/Kconfig diff --git a/src/cpu/via/Makefile.inc b/src/cpu/via/Makefile.inc index 512f82b..2616111 100644 --- a/src/cpu/via/Makefile.inc +++ b/src/cpu/via/Makefile.inc @@ -1,3 +1,3 @@ -subdirs-$(CONFIG_CPU_VIA_C7) += model_c7 -subdirs-$(CONFIG_CPU_VIA_C3) += model_c3 +subdirs-$(CONFIG_CPU_VIA_C7) += c7 +subdirs-$(CONFIG_CPU_VIA_C3) += c3
diff --git a/src/cpu/via/c3/Kconfig b/src/cpu/via/c3/Kconfig new file mode 100644 index 0000000..a5b4f22 --- /dev/null +++ b/src/cpu/via/c3/Kconfig @@ -0,0 +1,11 @@ +config CPU_VIA_C3 + bool + +if CPU_VIA_C3 + +config CPU_SPECIFIC_OPTIONS + def_bool y + select UDELAY_TSC + select MMX + +endif # CPU_VIA_C3 diff --git a/src/cpu/via/c3/Makefile.inc b/src/cpu/via/c3/Makefile.inc new file mode 100644 index 0000000..e6b889a --- /dev/null +++ b/src/cpu/via/c3/Makefile.inc @@ -0,0 +1,8 @@ +subdirs-y += ../../x86/tsc +subdirs-y += ../../x86/mtrr +subdirs-y += ../../x86/lapic +subdirs-y += ../../x86/cache +subdirs-y += ../../x86/smm +subdirs-y += ../../intel/microcode + +driver-y += c3_init.c diff --git a/src/cpu/via/c3/c3_init.c b/src/cpu/via/c3/c3_init.c new file mode 100644 index 0000000..7d94384 --- /dev/null +++ b/src/cpu/via/c3/c3_init.c @@ -0,0 +1,53 @@ +/* + * This file is part of the coreboot project. + * + * (C) 2007-2008 coresystems GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <device/device.h> +#include <cpu/cpu.h> +#include <cpu/x86/mtrr.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/lapic.h> +#include <cpu/x86/cache.h> + +static void c3_init(device_t dev) +{ + x86_enable_cache(); + x86_setup_mtrrs(); + x86_mtrr_check(); + + /* Enable the local cpu apics */ + setup_lapic(); +}; + +static struct device_operations cpu_dev_ops = { + .init = c3_init, +}; + +static struct cpu_device_id cpu_table[] = { + { X86_VENDOR_CENTAUR, 0x0670 }, // VIA C3 Samual 2 + Ezra + { X86_VENDOR_CENTAUR, 0x0680 }, // VIA C3 Ezra-T + { X86_VENDOR_CENTAUR, 0x0690 }, // VIA C3 Nehemiah + { 0, 0 }, +}; + +static const struct cpu_driver driver __cpu_driver = { + .ops = &cpu_dev_ops, + .id_table = cpu_table, +}; diff --git a/src/cpu/via/c7/Kconfig b/src/cpu/via/c7/Kconfig new file mode 100644 index 0000000..ebbb8f9 --- /dev/null +++ b/src/cpu/via/c7/Kconfig @@ -0,0 +1,21 @@ +config CPU_VIA_C7 + bool + +if CPU_VIA_C7 + +config CPU_SPECIFIC_OPTIONS + def_bool y + select UDELAY_TSC + select MMX + select SSE2 + select CACHE_AS_RAM + +config DCACHE_RAM_BASE + hex + default 0xffef0000 + +config DCACHE_RAM_SIZE + hex + default 0x8000 + +endif # CPU_VIA_C7 diff --git a/src/cpu/via/c7/Makefile.inc b/src/cpu/via/c7/Makefile.inc new file mode 100644 index 0000000..5300f5d --- /dev/null +++ b/src/cpu/via/c7/Makefile.inc @@ -0,0 +1,10 @@ +subdirs-y += ../../x86/tsc +subdirs-y += ../../x86/mtrr +subdirs-y += ../../x86/lapic +subdirs-y += ../../x86/cache +subdirs-y += ../../x86/smm +subdirs-y += ../../intel/microcode + +driver-y += c7_init.c + +cpu_incs += $(src)/cpu/via/car/cache_as_ram.inc diff --git a/src/cpu/via/c7/c7_init.c b/src/cpu/via/c7/c7_init.c new file mode 100644 index 0000000..510e66d --- /dev/null +++ b/src/cpu/via/c7/c7_init.c @@ -0,0 +1,231 @@ +/* + * This file is part of the coreboot project. + * + * (C) 2007-2009 coresystems GmbH + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; version 2 of + * the License. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, + * MA 02110-1301 USA + */ + +#include <device/device.h> +#include <console/console.h> +#include <delay.h> +#include <stdlib.h> +#include <cpu/cpu.h> +#include <cpu/x86/mtrr.h> +#include <cpu/x86/msr.h> +#include <cpu/x86/lapic.h> +#include <cpu/x86/cache.h> + +#define MSR_IA32_PERF_STATUS 0x00000198 +#define MSR_IA32_PERF_CTL 0x00000199 +#define MSR_IA32_MISC_ENABLE 0x000001a0 + +static int c7a_speed_translation[] = { +// LFM HFM + 0x0409, 0x0f13, // 400MHz, 844mV --> 1500MHz, 1.004V C7-M + 0x0409, 0x1018, // 400MHz, 844mV --> 1600MHz, 1.084V + 0x0409, 0x0c18, // 533MHz, 844mV --> 1600MHz, 1.084V + 0x0409, 0x121c, // 400MHz, 844mV --> 1800MHz, 1.148V + 0x0409, 0x0e1c, // 533MHz, 844mV --> 1860MHz, 1.148V + 0x0409, 0x141f, // 400MHz, 844mV --> 2000MHz, 1.196V + 0x0409, 0x0f1f, // 533MHz, 844mV --> 2000MHz, 1.196V + 0x0406, 0x0a06, // 400MHz, 796mV --> 1000MHz, 796mV C7-M ULV + 0x0406, 0x0a09, // 400MHz, 796mV --> 1000MHz, 844mV + 0x0406, 0x0c09, // 400MHz, 796mV --> 1200MHz, 844mV + 0x0406, 0x0f10, // 400MHz, 796mV --> 1500MHz, 956mV +}; + +static int c7d_speed_translation[] = { +// LFM HFM + 0x0409, 0x1018, // 400MHz, 844mV --> 1600MHz, 1.084V C7-M + 0x0409, 0x121f, // 400MHz, 844mV --> 1800MHz, 1.196V + 0x0809, 0x121f, // 800MHz, 844mV --> 1800MHz, 1.196V + 0x0409, 0x141f, // 400MHz, 844mV --> 2000MHz, 1.196V + 0x0809, 0x141f, // 800MHz, 844mV --> 2000MHz, 1.196V + 0x0406, 0x0806, // 400MHz, 796mV --> 800MHz, 796mV C7-M ULV + 0x0406, 0x0a06, // 400MHz, 796mV --> 1000MHz, 796mV + 0x0406, 0x0c09, // 400MHz, 796mV --> 1200MHz, 844mV + 0x0806, 0x0c09, // 800MHz, 796mV --> 1200MHz, 844mV + 0x0406, 0x0f10, // 400MHz, 796mV --> 1500MHz, 956mV + 0x0806, 0x1010, // 800MHz, 796mV --> 1600MHz, 956mV +}; + +static void set_c7_speed(int model) { + int cnt, current, new, i; + msr_t msr; + printk(BIOS_DEBUG, "Enabling improved C7 clock and voltage.\n"); + + // Enable Speedstep + msr = rdmsr(MSR_IA32_MISC_ENABLE); + msr.lo |= (1 << 16); + wrmsr(MSR_IA32_MISC_ENABLE, msr); + + msr = rdmsr(MSR_IA32_PERF_STATUS); + + printk(BIOS_INFO, "Voltage: %dmV (min %dmV; max %dmV)\n", + ((int)(msr.lo & 0xff) * 16 + 700), + ((int)((msr.hi >> 16) & 0xff) * 16 + 700), + ((int)(msr.hi & 0xff) * 16 + 700)); + + printk(BIOS_INFO, "CPU multiplier: %dx (min %dx; max %dx)\n", + (int)((msr.lo >> 8) & 0xff), + (int)((msr.hi >> 24) & 0xff), (int)((msr.hi >> 8) & 0xff)); + + printk(BIOS_DEBUG, " msr.lo = %x\n", msr.lo); + + /* Wait while CPU is busy */ + cnt = 0; + while (msr.lo & ((1 << 16) | (1 << 17))) { + udelay(16); + msr = rdmsr(MSR_IA32_PERF_STATUS); + cnt++; + if (cnt > 128) { + printk(BIOS_WARNING, "Could not update multiplier and voltage.\n"); + return; + } + } + + current = msr.lo & 0xffff; + + // Start out with no change. + new = current; + switch (model) { + case 10: // model A + for (i = 0; i < ARRAY_SIZE(c7a_speed_translation); i += 2) { + if ((c7a_speed_translation[i] == current) && + ((c7a_speed_translation[i + 1] & 0xff00) == + (msr.hi & 0xff00))) { + new = c7a_speed_translation[i + 1]; + } + } + break; + case 13: // model D + for (i = 0; i < ARRAY_SIZE(c7d_speed_translation); i += 2) { + if ((c7d_speed_translation[i] == current) && + ((c7d_speed_translation[i + 1] & 0xff00) == + (msr.hi & 0xff00))) { + new = c7d_speed_translation[i + 1]; + } + } + break; + default: + print_info("CPU type not known, multiplier unchanged.\n"); + } + + msr.lo = new; + msr.hi = 0; + printk(BIOS_DEBUG, " new msr.lo = %x\n", msr.lo); + + wrmsr(MSR_IA32_PERF_CTL, msr); + + /* Wait until the power transition ends */ + cnt = 0; + do { + udelay(16); + msr = rdmsr(MSR_IA32_PERF_STATUS); + cnt++; + if (cnt > 128) { + printk(BIOS_WARNING, "Error while updating multiplier and voltage\n"); + break; + } + } while (msr.lo & ((1 << 16) | (1 << 17))); + + printk(BIOS_INFO, "Current voltage: %dmV\n", ((int)(msr.lo & 0xff) * 16 + 700)); + printk(BIOS_INFO, "Current CPU multiplier: %dx\n", (int)((msr.lo >> 8) & 0xff)); +} + +static void c7_init(device_t dev) +{ + u8 brand; + struct cpuinfo_x86 c; + msr_t msr; + + get_fms(&c, dev->device); + + printk(BIOS_INFO, "Detected VIA "); + + switch (c.x86_model) { + case 10: + msr = rdmsr(0x1153); + brand = (((msr.lo >> 2) ^ msr.lo) >> 18) & 3; + printk(BIOS_INFO, "Model A "); + break; + case 13: + msr = rdmsr(0x1154); + brand = (((msr.lo >> 4) ^ (msr.lo >> 2))) & 0x000000ff; + printk(BIOS_INFO, "Model D "); + break; + default: + printk(BIOS_INFO, "Model Unknown "); + brand = 0xff; + } + + switch (brand) { + case 0: + printk(BIOS_INFO, "C7-M\n"); + break; + case 1: + printk(BIOS_INFO, "C7\n"); + break; + case 2: + printk(BIOS_INFO, "Eden\n"); + break; + case 3: + printk(BIOS_INFO, "C7-D\n"); + break; + default: + printk(BIOS_INFO, "%02x (please report)\n", brand); + } + + /* Gear up */ + set_c7_speed(c.x86_model); + + /* Enable APIC */ + msr = rdmsr(0x1107); + msr.lo |= 1<<24; + wrmsr(0x1107, msr); + + /* Turn on cache */ + x86_enable_cache(); + + /* Set up Memory Type Range Registers */ + x86_setup_mtrrs(); + x86_mtrr_check(); + + /* Enable the local cpu apics */ + setup_lapic(); +}; + +static struct device_operations cpu_dev_ops = { + .init = c7_init, +}; + +/* Look in arch/x86/lib/cpu.c:cpu_initialize. If there is no CPU with an exact + * ID, the cpu mask (stepping) is masked out and the check is repeated. This + * allows us to keep the table significantly smaller. + */ + +static struct cpu_device_id cpu_table[] = { + {X86_VENDOR_CENTAUR, 0x06A0}, // VIA C7 Esther + {X86_VENDOR_CENTAUR, 0x06A9}, // VIA C7 Esther + {X86_VENDOR_CENTAUR, 0x06D0}, // VIA C7-M + {0, 0}, +}; + +static const struct cpu_driver driver __cpu_driver = { + .ops = &cpu_dev_ops, + .id_table = cpu_table, +}; diff --git a/src/cpu/via/model_c3/Kconfig b/src/cpu/via/model_c3/Kconfig deleted file mode 100644 index d613909..0000000 --- a/src/cpu/via/model_c3/Kconfig +++ /dev/null @@ -1,4 +0,0 @@ -config CPU_VIA_C3 - bool - select UDELAY_TSC - select MMX diff --git a/src/cpu/via/model_c3/Makefile.inc b/src/cpu/via/model_c3/Makefile.inc deleted file mode 100644 index 320b649..0000000 --- a/src/cpu/via/model_c3/Makefile.inc +++ /dev/null @@ -1,8 +0,0 @@ -subdirs-y += ../../x86/tsc -subdirs-y += ../../x86/mtrr -subdirs-y += ../../x86/lapic -subdirs-y += ../../x86/cache -subdirs-y += ../../x86/smm -subdirs-y += ../../intel/microcode - -driver-y += model_c3_init.c diff --git a/src/cpu/via/model_c3/model_c3_init.c b/src/cpu/via/model_c3/model_c3_init.c deleted file mode 100644 index 0c5315b..0000000 --- a/src/cpu/via/model_c3/model_c3_init.c +++ /dev/null @@ -1,53 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * (C) 2007-2008 coresystems GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, - * MA 02110-1301 USA - */ - -#include <device/device.h> -#include <cpu/cpu.h> -#include <cpu/x86/mtrr.h> -#include <cpu/x86/msr.h> -#include <cpu/x86/lapic.h> -#include <cpu/x86/cache.h> - -static void model_c3_init(device_t dev) -{ - x86_enable_cache(); - x86_setup_mtrrs(); - x86_mtrr_check(); - - /* Enable the local cpu apics */ - setup_lapic(); -}; - -static struct device_operations cpu_dev_ops = { - .init = model_c3_init, -}; - -static struct cpu_device_id cpu_table[] = { - { X86_VENDOR_CENTAUR, 0x0670 }, // VIA C3 Samual 2 + Ezra - { X86_VENDOR_CENTAUR, 0x0680 }, // VIA C3 Ezra-T - { X86_VENDOR_CENTAUR, 0x0690 }, // VIA C3 Nehemiah - { 0, 0 }, -}; - -static const struct cpu_driver driver __cpu_driver = { - .ops = &cpu_dev_ops, - .id_table = cpu_table, -}; diff --git a/src/cpu/via/model_c7/Kconfig b/src/cpu/via/model_c7/Kconfig deleted file mode 100644 index 8e6f0e8..0000000 --- a/src/cpu/via/model_c7/Kconfig +++ /dev/null @@ -1,23 +0,0 @@ -config CPU_VIA_C7 - bool - -if CPU_VIA_C7 - -config CPU_SPECFIC_OPTIONS - def_bool y - select UDELAY_TSC - select MMX - select SSE2 - select CACHE_AS_RAM - -config DCACHE_RAM_BASE - hex - default 0xffef0000 - depends on CPU_VIA_C7 - -config DCACHE_RAM_SIZE - hex - default 0x8000 - depends on CPU_VIA_C7 - -endif # CPU_VIA_C7 diff --git a/src/cpu/via/model_c7/Makefile.inc b/src/cpu/via/model_c7/Makefile.inc deleted file mode 100644 index c6ab45e..0000000 --- a/src/cpu/via/model_c7/Makefile.inc +++ /dev/null @@ -1,10 +0,0 @@ -subdirs-y += ../../x86/tsc -subdirs-y += ../../x86/mtrr -subdirs-y += ../../x86/lapic -subdirs-y += ../../x86/cache -subdirs-y += ../../x86/smm -subdirs-y += ../../intel/microcode - -driver-y += model_c7_init.c - -cpu_incs += $(src)/cpu/via/car/cache_as_ram.inc diff --git a/src/cpu/via/model_c7/model_c7_init.c b/src/cpu/via/model_c7/model_c7_init.c deleted file mode 100644 index 585f749..0000000 --- a/src/cpu/via/model_c7/model_c7_init.c +++ /dev/null @@ -1,231 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * (C) 2007-2009 coresystems GmbH - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; version 2 of - * the License. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, - * MA 02110-1301 USA - */ - -#include <device/device.h> -#include <console/console.h> -#include <delay.h> -#include <stdlib.h> -#include <cpu/cpu.h> -#include <cpu/x86/mtrr.h> -#include <cpu/x86/msr.h> -#include <cpu/x86/lapic.h> -#include <cpu/x86/cache.h> - -#define MSR_IA32_PERF_STATUS 0x00000198 -#define MSR_IA32_PERF_CTL 0x00000199 -#define MSR_IA32_MISC_ENABLE 0x000001a0 - -static int c7a_speed_translation[] = { -// LFM HFM - 0x0409, 0x0f13, // 400MHz, 844mV --> 1500MHz, 1.004V C7-M - 0x0409, 0x1018, // 400MHz, 844mV --> 1600MHz, 1.084V - 0x0409, 0x0c18, // 533MHz, 844mV --> 1600MHz, 1.084V - 0x0409, 0x121c, // 400MHz, 844mV --> 1800MHz, 1.148V - 0x0409, 0x0e1c, // 533MHz, 844mV --> 1860MHz, 1.148V - 0x0409, 0x141f, // 400MHz, 844mV --> 2000MHz, 1.196V - 0x0409, 0x0f1f, // 533MHz, 844mV --> 2000MHz, 1.196V - 0x0406, 0x0a06, // 400MHz, 796mV --> 1000MHz, 796mV C7-M ULV - 0x0406, 0x0a09, // 400MHz, 796mV --> 1000MHz, 844mV - 0x0406, 0x0c09, // 400MHz, 796mV --> 1200MHz, 844mV - 0x0406, 0x0f10, // 400MHz, 796mV --> 1500MHz, 956mV -}; - -static int c7d_speed_translation[] = { -// LFM HFM - 0x0409, 0x1018, // 400MHz, 844mV --> 1600MHz, 1.084V C7-M - 0x0409, 0x121f, // 400MHz, 844mV --> 1800MHz, 1.196V - 0x0809, 0x121f, // 800MHz, 844mV --> 1800MHz, 1.196V - 0x0409, 0x141f, // 400MHz, 844mV --> 2000MHz, 1.196V - 0x0809, 0x141f, // 800MHz, 844mV --> 2000MHz, 1.196V - 0x0406, 0x0806, // 400MHz, 796mV --> 800MHz, 796mV C7-M ULV - 0x0406, 0x0a06, // 400MHz, 796mV --> 1000MHz, 796mV - 0x0406, 0x0c09, // 400MHz, 796mV --> 1200MHz, 844mV - 0x0806, 0x0c09, // 800MHz, 796mV --> 1200MHz, 844mV - 0x0406, 0x0f10, // 400MHz, 796mV --> 1500MHz, 956mV - 0x0806, 0x1010, // 800MHz, 796mV --> 1600MHz, 956mV -}; - -static void set_c7_speed(int model) { - int cnt, current, new, i; - msr_t msr; - printk(BIOS_DEBUG, "Enabling improved C7 clock and voltage.\n"); - - // Enable Speedstep - msr = rdmsr(MSR_IA32_MISC_ENABLE); - msr.lo |= (1 << 16); - wrmsr(MSR_IA32_MISC_ENABLE, msr); - - msr = rdmsr(MSR_IA32_PERF_STATUS); - - printk(BIOS_INFO, "Voltage: %dmV (min %dmV; max %dmV)\n", - ((int)(msr.lo & 0xff) * 16 + 700), - ((int)((msr.hi >> 16) & 0xff) * 16 + 700), - ((int)(msr.hi & 0xff) * 16 + 700)); - - printk(BIOS_INFO, "CPU multiplier: %dx (min %dx; max %dx)\n", - (int)((msr.lo >> 8) & 0xff), - (int)((msr.hi >> 24) & 0xff), (int)((msr.hi >> 8) & 0xff)); - - printk(BIOS_DEBUG, " msr.lo = %x\n", msr.lo); - - /* Wait while CPU is busy */ - cnt = 0; - while (msr.lo & ((1 << 16) | (1 << 17))) { - udelay(16); - msr = rdmsr(MSR_IA32_PERF_STATUS); - cnt++; - if (cnt > 128) { - printk(BIOS_WARNING, "Could not update multiplier and voltage.\n"); - return; - } - } - - current = msr.lo & 0xffff; - - // Start out with no change. - new = current; - switch (model) { - case 10: // model A - for (i = 0; i < ARRAY_SIZE(c7a_speed_translation); i += 2) { - if ((c7a_speed_translation[i] == current) && - ((c7a_speed_translation[i + 1] & 0xff00) == - (msr.hi & 0xff00))) { - new = c7a_speed_translation[i + 1]; - } - } - break; - case 13: // model D - for (i = 0; i < ARRAY_SIZE(c7d_speed_translation); i += 2) { - if ((c7d_speed_translation[i] == current) && - ((c7d_speed_translation[i + 1] & 0xff00) == - (msr.hi & 0xff00))) { - new = c7d_speed_translation[i + 1]; - } - } - break; - default: - print_info("CPU type not known, multiplier unchanged.\n"); - } - - msr.lo = new; - msr.hi = 0; - printk(BIOS_DEBUG, " new msr.lo = %x\n", msr.lo); - - wrmsr(MSR_IA32_PERF_CTL, msr); - - /* Wait until the power transition ends */ - cnt = 0; - do { - udelay(16); - msr = rdmsr(MSR_IA32_PERF_STATUS); - cnt++; - if (cnt > 128) { - printk(BIOS_WARNING, "Error while updating multiplier and voltage\n"); - break; - } - } while (msr.lo & ((1 << 16) | (1 << 17))); - - printk(BIOS_INFO, "Current voltage: %dmV\n", ((int)(msr.lo & 0xff) * 16 + 700)); - printk(BIOS_INFO, "Current CPU multiplier: %dx\n", (int)((msr.lo >> 8) & 0xff)); -} - -static void model_c7_init(device_t dev) -{ - u8 brand; - struct cpuinfo_x86 c; - msr_t msr; - - get_fms(&c, dev->device); - - printk(BIOS_INFO, "Detected VIA "); - - switch (c.x86_model) { - case 10: - msr = rdmsr(0x1153); - brand = (((msr.lo >> 2) ^ msr.lo) >> 18) & 3; - printk(BIOS_INFO, "Model A "); - break; - case 13: - msr = rdmsr(0x1154); - brand = (((msr.lo >> 4) ^ (msr.lo >> 2))) & 0x000000ff; - printk(BIOS_INFO, "Model D "); - break; - default: - printk(BIOS_INFO, "Model Unknown "); - brand = 0xff; - } - - switch (brand) { - case 0: - printk(BIOS_INFO, "C7-M\n"); - break; - case 1: - printk(BIOS_INFO, "C7\n"); - break; - case 2: - printk(BIOS_INFO, "Eden\n"); - break; - case 3: - printk(BIOS_INFO, "C7-D\n"); - break; - default: - printk(BIOS_INFO, "%02x (please report)\n", brand); - } - - /* Gear up */ - set_c7_speed(c.x86_model); - - /* Enable APIC */ - msr = rdmsr(0x1107); - msr.lo |= 1<<24; - wrmsr(0x1107, msr); - - /* Turn on cache */ - x86_enable_cache(); - - /* Set up Memory Type Range Registers */ - x86_setup_mtrrs(); - x86_mtrr_check(); - - /* Enable the local cpu apics */ - setup_lapic(); -}; - -static struct device_operations cpu_dev_ops = { - .init = model_c7_init, -}; - -/* Look in arch/x86/lib/cpu.c:cpu_initialize. If there is no CPU with an exact - * ID, the cpu mask (stepping) is masked out and the check is repeated. This - * allows us to keep the table significantly smaller. - */ - -static struct cpu_device_id cpu_table[] = { - {X86_VENDOR_CENTAUR, 0x06A0}, // VIA C7 Esther - {X86_VENDOR_CENTAUR, 0x06A9}, // VIA C7 Esther - {X86_VENDOR_CENTAUR, 0x06D0}, // VIA C7-M - {0, 0}, -}; - -static const struct cpu_driver driver __cpu_driver = { - .ops = &cpu_dev_ops, - .id_table = cpu_table, -}; diff --git a/src/mainboard/bcom/winnetp680/devicetree.cb b/src/mainboard/bcom/winnetp680/devicetree.cb index c86bc6a..3e31223 100644 --- a/src/mainboard/bcom/winnetp680/devicetree.cb +++ b/src/mainboard/bcom/winnetp680/devicetree.cb @@ -57,7 +57,7 @@ chip northbridge/via/cn700 # Northbridge end end device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c7 # VIA C7 + chip cpu/via/c7 # VIA C7 device lapic 0 on end # APIC end end diff --git a/src/mainboard/jetway/j7f24/devicetree.cb b/src/mainboard/jetway/j7f24/devicetree.cb index cbc45c3..16dd2f6 100644 --- a/src/mainboard/jetway/j7f24/devicetree.cb +++ b/src/mainboard/jetway/j7f24/devicetree.cb @@ -55,7 +55,7 @@ chip northbridge/via/cn700 # Northbridge end end device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c7 # VIA C7 + chip cpu/via/c7 # VIA C7 device lapic 0 on end # APIC end end diff --git a/src/mainboard/via/epia-cn/devicetree.cb b/src/mainboard/via/epia-cn/devicetree.cb index 727ccc5..96a2222 100644 --- a/src/mainboard/via/epia-cn/devicetree.cb +++ b/src/mainboard/via/epia-cn/devicetree.cb @@ -54,7 +54,7 @@ chip northbridge/via/cn700 # Northbridge end end device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c7 # VIA C7 + chip cpu/via/c7 # VIA C7 device lapic 0 on end # APIC end end diff --git a/src/mainboard/via/epia-m/devicetree.cb b/src/mainboard/via/epia-m/devicetree.cb index cc4a39d..3db72ee 100644 --- a/src/mainboard/via/epia-m/devicetree.cb +++ b/src/mainboard/via/epia-m/devicetree.cb @@ -1,7 +1,7 @@ chip northbridge/via/vt8623
device lapic_cluster 0 on - chip cpu/via/model_c3 + chip cpu/via/c3 device lapic 0 on end end end diff --git a/src/mainboard/via/epia-m700/devicetree.cb b/src/mainboard/via/epia-m700/devicetree.cb index 4e8e2a8..a687f09 100644 --- a/src/mainboard/via/epia-m700/devicetree.cb +++ b/src/mainboard/via/epia-m700/devicetree.cb @@ -17,7 +17,7 @@ chip northbridge/via/vx800 # Northbridge # end end device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c7 # VIA C7 + chip cpu/via/c7 # VIA C7 device lapic 0 on end # APIC end end diff --git a/src/mainboard/via/epia-n/devicetree.cb b/src/mainboard/via/epia-n/devicetree.cb index 651a1a2..3505374 100644 --- a/src/mainboard/via/epia-n/devicetree.cb +++ b/src/mainboard/via/epia-n/devicetree.cb @@ -22,7 +22,7 @@ chip northbridge/via/cn400 # Northbridge
device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c3 # VIA C3 + chip cpu/via/c3 # VIA C3 device lapic 0 on end # APIC end end diff --git a/src/mainboard/via/epia/devicetree.cb b/src/mainboard/via/epia/devicetree.cb index b883e56..c906074 100644 --- a/src/mainboard/via/epia/devicetree.cb +++ b/src/mainboard/via/epia/devicetree.cb @@ -54,7 +54,7 @@ chip northbridge/via/vt8601 end
device lapic_cluster 0 on - chip cpu/via/model_c3 + chip cpu/via/c3 device lapic 0 on end end end diff --git a/src/mainboard/via/pc2500e/devicetree.cb b/src/mainboard/via/pc2500e/devicetree.cb index 05ce877..bb3ddcc 100644 --- a/src/mainboard/via/pc2500e/devicetree.cb +++ b/src/mainboard/via/pc2500e/devicetree.cb @@ -82,7 +82,7 @@ chip northbridge/via/cn700 # Northbridge end end device lapic_cluster 0 on # APIC cluster - chip cpu/via/model_c7 # VIA C7 + chip cpu/via/c7 # VIA C7 device lapic 0 on end # APIC end end diff --git a/src/mainboard/via/vt8454c/devicetree.cb b/src/mainboard/via/vt8454c/devicetree.cb index 1a5bf54..ab09071 100644 --- a/src/mainboard/via/vt8454c/devicetree.cb +++ b/src/mainboard/via/vt8454c/devicetree.cb @@ -1,6 +1,6 @@ chip northbridge/via/cx700 device lapic_cluster 0 on - chip cpu/via/model_c7 + chip cpu/via/c7 device lapic 0 on end end end
-
Kyösti Mälkki