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From 983f68a83a2200719a45c0974bb0505431904da5 Mon Sep 17 00:00:00 2001
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From: Vladimir 'phcoder' Serbinenko <phcoder@gmail.com>
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Date: Thu, 4 Apr 2013 09:55:44 +0200
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Subject: [PATCH 253/482] Use TSC as a possible time source on
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i386-ieee1275.
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---
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ChangeLog | 4 ++++
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grub-core/Makefile.core.def | 8 ++------
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grub-core/kern/ieee1275/init.c | 15 ++++++++++-----
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3 files changed, 16 insertions(+), 11 deletions(-)
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diff --git a/ChangeLog b/ChangeLog
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index 7bbcffa..bd9e903 100644
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--- a/ChangeLog
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+++ b/ChangeLog
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@@ -1,5 +1,9 @@
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2013-04-04 Vladimir Serbinenko <phcoder@gmail.com>
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+ Use TSC as a possible time source on i386-ieee1275.
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+
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+2013-04-04 Vladimir Serbinenko <phcoder@gmail.com>
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+
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* grub-core/bus/usb/usbtrans.c (grub_usb_bulk_readwrite_packetize):
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Init err.
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diff --git a/grub-core/Makefile.core.def b/grub-core/Makefile.core.def
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index 911754d..4b4c024 100644
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--- a/grub-core/Makefile.core.def
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+++ b/grub-core/Makefile.core.def
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@@ -128,11 +128,11 @@ kernel = {
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efi = kern/efi/mm.c;
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efi = term/efi/console.c;
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- i386_efi = kern/i386/tsc.c;
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+ x86 = kern/i386/tsc.c;
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+
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i386_efi = kern/i386/efi/init.c;
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i386_efi = bus/pci.c;
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- x86_64_efi = kern/i386/tsc.c;
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x86_64_efi = kern/x86_64/dl.c;
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x86_64_efi = kern/x86_64/efi/callwrap.S;
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x86_64_efi = kern/i386/efi/init.c;
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@@ -145,19 +145,15 @@ kernel = {
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i386_pc = kern/i386/pc/init.c;
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i386_pc = kern/i386/pc/mmap.c;
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- i386_pc = kern/i386/tsc.c;
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i386_pc = term/i386/pc/console.c;
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i386_qemu = bus/pci.c;
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i386_qemu = kern/vga_init.c;
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i386_qemu = kern/i386/qemu/mmap.c;
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- i386_qemu = kern/i386/tsc.c;
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i386_coreboot = kern/i386/coreboot/mmap.c;
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- i386_coreboot = kern/i386/tsc.c;
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i386_multiboot = kern/i386/multiboot_mmap.c;
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- i386_multiboot = kern/i386/tsc.c;
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mips = kern/mips/cache.S;
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mips = kern/mips/dl.c;
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diff --git a/grub-core/kern/ieee1275/init.c b/grub-core/kern/ieee1275/init.c
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index 0894cb6..391a734 100644
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--- a/grub-core/kern/ieee1275/init.c
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+++ b/grub-core/kern/ieee1275/init.c
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@@ -34,6 +34,9 @@
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#include <grub/net.h>
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#include <grub/offsets.h>
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#include <grub/memory.h>
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+#ifdef __i386__
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+#include <grub/cpu/tsc.h>
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+#endif
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#ifdef __sparc__
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#include <grub/machine/kernel.h>
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#endif
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@@ -269,8 +272,6 @@ grub_parse_cmdline (void)
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}
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}
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-static grub_uint64_t ieee1275_get_time_ms (void);
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-
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grub_addr_t grub_modbase;
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void
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@@ -288,7 +289,11 @@ grub_machine_init (void)
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grub_parse_cmdline ();
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- grub_install_get_time_ms (ieee1275_get_time_ms);
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+#ifdef __i386__
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+ grub_tsc_init ();
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+#else
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+ grub_install_get_time_ms (grub_rtc_get_time_ms);
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+#endif
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}
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void
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@@ -298,8 +303,8 @@ grub_machine_fini (void)
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grub_console_fini ();
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}
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-static grub_uint64_t
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-ieee1275_get_time_ms (void)
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+grub_uint64_t
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+grub_rtc_get_time_ms (void)
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{
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grub_uint32_t msecs = 0;
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--
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1.8.2.1
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