diff options
Diffstat (limited to 'arch/x86/cpu')
| -rw-r--r-- | arch/x86/cpu/Makefile | 2 | ||||
| -rw-r--r-- | arch/x86/cpu/coreboot/coreboot.c | 13 | ||||
| -rw-r--r-- | arch/x86/cpu/coreboot/timestamp.c | 42 | ||||
| -rw-r--r-- | arch/x86/cpu/cpu.c | 5 | ||||
| -rw-r--r-- | arch/x86/cpu/interrupts.c | 2 | ||||
| -rw-r--r-- | arch/x86/cpu/timer.c | 17 | ||||
| -rw-r--r-- | arch/x86/cpu/u-boot.lds | 12 |
7 files changed, 62 insertions, 31 deletions
diff --git a/arch/x86/cpu/Makefile b/arch/x86/cpu/Makefile index 7b520f8dc..cddf0dd2b 100644 --- a/arch/x86/cpu/Makefile +++ b/arch/x86/cpu/Makefile @@ -30,7 +30,7 @@ LIB = $(obj)lib$(CPU).o START-y = start.o START-$(CONFIG_X86_RESET_VECTOR) += resetvec.o start16.o -COBJS = interrupts.o cpu.o timer.o +COBJS = interrupts.o cpu.o SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(SOBJS) $(COBJS)) diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c index f8e28f0c8..14cb6994c 100644 --- a/arch/x86/cpu/coreboot/coreboot.c +++ b/arch/x86/cpu/coreboot/coreboot.c @@ -26,6 +26,7 @@ #include <asm/u-boot-x86.h> #include <flash.h> #include <netdev.h> +#include <ns16550.h> #include <asm/msr.h> #include <asm/cache.h> #include <asm/io.h> @@ -90,6 +91,9 @@ void show_boot_progress(int val) int last_stage_init(void) { + if (gd->flags & GD_FLG_COLD_BOOT) + timestamp_add_to_bootstage(); + return 0; } @@ -135,3 +139,12 @@ int board_final_cleanup(void) return 0; } + +void panic_puts(const char *str) +{ + NS16550_t port = (NS16550_t)0x3f8; + + NS16550_init(port, 1); + while (*str) + NS16550_putc(port, *str++); +} diff --git a/arch/x86/cpu/coreboot/timestamp.c b/arch/x86/cpu/coreboot/timestamp.c index 2ca7a57bc..bd3558a02 100644 --- a/arch/x86/cpu/coreboot/timestamp.c +++ b/arch/x86/cpu/coreboot/timestamp.c @@ -39,7 +39,9 @@ static struct timestamp_table *ts_table __attribute__((section(".data"))); void timestamp_init(void) { ts_table = lib_sysinfo.tstamp_table; - timer_set_tsc_base(ts_table->base_time); +#ifdef CONFIG_SYS_X86_TSC_TIMER + timer_set_base(ts_table->base_time); +#endif timestamp_add_now(TS_U_BOOT_INITTED); } @@ -59,3 +61,41 @@ void timestamp_add_now(enum timestamp_id id) { timestamp_add(id, rdtsc()); } + +int timestamp_add_to_bootstage(void) +{ + uint i; + + if (!ts_table) + return -1; + + for (i = 0; i < ts_table->num_entries; i++) { + struct timestamp_entry *tse = &ts_table->entries[i]; + const char *name = NULL; + + switch (tse->entry_id) { + case TS_START_ROMSTAGE: + name = "start-romstage"; + break; + case TS_BEFORE_INITRAM: + name = "before-initram"; + break; + case TS_DEVICE_INITIALIZE: + name = "device-initialize"; + break; + case TS_DEVICE_DONE: + name = "device-done"; + break; + case TS_SELFBOOT_JUMP: + name = "selfboot-jump"; + break; + } + if (name) { + bootstage_add_record(0, name, BOOTSTAGEF_ALLOC, + tse->entry_stamp / + get_tbclk_mhz()); + } + } + + return 0; +} diff --git a/arch/x86/cpu/cpu.c b/arch/x86/cpu/cpu.c index 1a2f85c1f..7a914a575 100644 --- a/arch/x86/cpu/cpu.c +++ b/arch/x86/cpu/cpu.c @@ -120,6 +120,11 @@ void setup_gdt(gd_t *id, u64 *gdt_addr) int __weak x86_cleanup_before_linux(void) { +#ifdef CONFIG_BOOTSTAGE_STASH + bootstage_stash((void *)CONFIG_BOOTSTAGE_STASH, + CONFIG_BOOTSTAGE_STASH_SIZE); +#endif + return 0; } diff --git a/arch/x86/cpu/interrupts.c b/arch/x86/cpu/interrupts.c index 6dc74e34c..e733bcb30 100644 --- a/arch/x86/cpu/interrupts.c +++ b/arch/x86/cpu/interrupts.c @@ -37,6 +37,8 @@ #include <asm/msr.h> #include <asm/u-boot-x86.h> +DECLARE_GLOBAL_DATA_PTR; + #define DECLARE_INTERRUPT(x) \ ".globl irq_"#x"\n" \ ".hidden irq_"#x"\n" \ diff --git a/arch/x86/cpu/timer.c b/arch/x86/cpu/timer.c deleted file mode 100644 index 149109d4f..000000000 --- a/arch/x86/cpu/timer.c +++ /dev/null @@ -1,17 +0,0 @@ -/* - * Copyright (c) 2011 The Chromium OS Authors. All rights reserved. - * Use of this source code is governed by a BSD-style license that can be - * found in the LICENSE file. - * - * Alternatively, this software may be distributed under the terms of the - * GNU General Public License ("GPL") version 2 as published by the Free - * Software Foundation. - */ - -#include <common.h> - -unsigned long timer_get_us(void) -{ - printf("timer_get_us used but not implemented.\n"); - return 0; -} diff --git a/arch/x86/cpu/u-boot.lds b/arch/x86/cpu/u-boot.lds index 2d6911aa4..b4ecd4bd4 100644 --- a/arch/x86/cpu/u-boot.lds +++ b/arch/x86/cpu/u-boot.lds @@ -79,18 +79,6 @@ SECTIONS /DISCARD/ : { *(.interp*) } /DISCARD/ : { *(.gnu*) } - /* 16bit realmode trampoline code */ - .realmode REALMODE_BASE : AT ( LOADADDR(.rel.dyn) + SIZEOF(.rel.dyn) ) { KEEP(*(.realmode)) } - - __realmode_start = LOADADDR(.realmode); - __realmode_size = SIZEOF(.realmode); - - /* 16bit BIOS emulation code (just enough to boot Linux) */ - .bios 0 : AT ( LOADADDR(.realmode) + SIZEOF(.realmode) ) { KEEP(*(.bios)) } - - __bios_start = LOADADDR(.bios); - __bios_size = SIZEOF(.bios); - #ifdef CONFIG_X86_RESET_VECTOR /* |