diff options
Diffstat (limited to 'src/cpu/amd/agesa/family14')
-rw-r--r-- | src/cpu/amd/agesa/family14/Makefile.inc | 2 | ||||
-rw-r--r-- | src/cpu/amd/agesa/family14/apic_timer.c | 58 | ||||
-rw-r--r-- | src/cpu/amd/agesa/family14/cache_as_ram.inc | 98 |
3 files changed, 0 insertions, 158 deletions
diff --git a/src/cpu/amd/agesa/family14/Makefile.inc b/src/cpu/amd/agesa/family14/Makefile.inc index 1e0f37bdf8..3039300976 100644 --- a/src/cpu/amd/agesa/family14/Makefile.inc +++ b/src/cpu/amd/agesa/family14/Makefile.inc @@ -278,5 +278,3 @@ subdirs-y += ../../../x86/mtrr subdirs-y += ../../../x86/pae subdirs-y += ../../../x86/smm -ramstage-y += apic_timer.c -cpu_incs += $(src)/cpu/amd/agesa/family14/cache_as_ram.inc diff --git a/src/cpu/amd/agesa/family14/apic_timer.c b/src/cpu/amd/agesa/family14/apic_timer.c deleted file mode 100644 index 26d3f88e49..0000000000 --- a/src/cpu/amd/agesa/family14/apic_timer.c +++ /dev/null @@ -1,58 +0,0 @@ -/* - ***************************************************************************** - * - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Advanced Micro Devices, Inc. - * - * 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 <stdint.h> -#include <delay.h> -#include <cpu/x86/msr.h> -#include <cpu/x86/lapic.h> - -/* NOTE: We use the APIC TIMER register is to hold flags for AP init during - * pre-memory init (__PRE_RAM__). Don't use init_timer() and udelay is - * redirected to udelay_tsc(). - */ - - -void init_timer(void) -{ - /* Set the apic timer to no interrupts and periodic mode */ - lapic_write(LAPIC_LVTT, (1 << 17)|(1<< 16)|(0 << 12)|(0 << 0)); - - /* Set the divider to 1, no divider */ - lapic_write(LAPIC_TDCR, LAPIC_TDR_DIV_1); - - /* Set the initial counter to 0xffffffff */ - lapic_write(LAPIC_TMICT, 0xffffffff); -} - - -void udelay(u32 usecs) -{ - u32 start, value, ticks; - /* Calculate the number of ticks to run, our FSB runs a 200Mhz */ - ticks = usecs * 200; - start = lapic_read(LAPIC_TMCCT); - do { - value = lapic_read(LAPIC_TMCCT); - } while((start - value) < ticks); - -} diff --git a/src/cpu/amd/agesa/family14/cache_as_ram.inc b/src/cpu/amd/agesa/family14/cache_as_ram.inc deleted file mode 100644 index 98da3cbffb..0000000000 --- a/src/cpu/amd/agesa/family14/cache_as_ram.inc +++ /dev/null @@ -1,98 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2011 Advanced Micro Devices, Inc. - * - * 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 - */ - -/****************************************************************************** - * AMD Generic Encapsulated Software Architecture - * - * $Workfile:: cache_as_ram.inc - * - * Description: cache_as_ram.inc - AGESA Module Entry Point for GCC complier - * - ****************************************************************************** - */ - -#include "gcccar.inc" - -/* - * XMM map: - * xmm0: BIST - * xmm1: backup ebx -- cpu_init_detected - */ - -.code32 -.globl cache_as_ram_setup, disable_cache_as_ram, cache_as_ram_setup_out - -cache_as_ram_setup: - - post_code(0xa0) - - /* enable SSE2 128bit instructions */ - /* Turn on OSFXSR [BIT9] and OSXMMEXCPT [BIT10] onto CR4 register */ - - movl %cr4, %eax - orl $(3<<9), %eax - movl %eax, %cr4 - - /* Get the cpu_init_detected */ - mov $1, %eax - cpuid - shr $24, %ebx - - /* Save the BIST result */ - cvtsi2sd %ebp, %xmm0 - - /* for normal part %ebx already contain cpu_init_detected from fallback call */ - - /* Save the cpu_init_detected */ - cvtsi2sd %ebx, %xmm1 - - post_code(0xa1) - AMD_ENABLE_STACK - - post_code(0xa1) - - /* Restore the BIST result */ - cvtsd2si %xmm0, %edx - - /* Restore the cpu_init_detected */ - cvtsd2si %xmm1, %ebx - - pushl %ebx /* init detected */ - pushl %edx /* bist */ - call cache_as_ram_main - - /* Should never see this postcode */ - post_code(0xaf) -stop: - jmp stop - -disable_cache_as_ram: - /* Save return stack */ - cvtsi2sd %esp, %xmm0 - - AMD_DISABLE_STACK - - /* Restore the return stack */ - cvtsd2si %xmm0, %esp - - ret - -cache_as_ram_setup_out: - - |