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-rw-r--r--src/cpu/via/c7/Kconfig26
-rw-r--r--src/cpu/via/c7/Makefile.inc10
-rw-r--r--src/cpu/via/c7/c7_init.c226
3 files changed, 0 insertions, 262 deletions
diff --git a/src/cpu/via/c7/Kconfig b/src/cpu/via/c7/Kconfig
deleted file mode 100644
index b71178dae5..0000000000
--- a/src/cpu/via/c7/Kconfig
+++ /dev/null
@@ -1,26 +0,0 @@
-config CPU_VIA_C7
- bool
-
-if CPU_VIA_C7
-
-config CPU_SPECIFIC_OPTIONS
- def_bool y
- select ARCH_BOOTBLOCK_X86_32
- select ARCH_VERSTAGE_X86_32
- select ARCH_ROMSTAGE_X86_32
- select ARCH_RAMSTAGE_X86_32
- # Missing tsc_freq_mhz and TSC_CONSTANT_RATE
- #select UDELAY_TSC
- select UDELAY_IO
- select MMX
- select SSE2
-
-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
deleted file mode 100644
index 8c13d91a92..0000000000
--- a/src/cpu/via/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
-
-ramstage-y += c7_init.c
-
-cpu_incs-y += $(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
deleted file mode 100644
index 1527e64a81..0000000000
--- a/src/cpu/via/c7/c7_init.c
+++ /dev/null
@@ -1,226 +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.
- */
-
-#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:
- printk(BIOS_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(struct device *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 const 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,
-};
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