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Yabel : Add tracing option needed by i915tool. 

This patch was made by listenning to what Ron Minnich told
  me to do on #coreboot IRC channel on Freenode with my
  adaptations on top.

i915tool is at https://code.google.com/p/i915tool/ ,
  the one in coreboot is outdated.

Change-Id: I13cd684f4c290114836fbd7babd461153e8d6124
Signed-off-by: Denis 'GNUtoo' Carikli <GNUtoo@no-log.org>
Reviewed-on: http://review.coreboot.org/3277
Tested-by: build bot (Jenkins)
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
Reviewed-by: Ronald G. Minnich <rminnich@gmail.com>
This commit is contained in:
Denis 'GNUtoo' Carikli 2013-05-15 00:19:49 +02:00 committed by Ronald G. Minnich
parent 67f556c296
commit 4cdc5d6fc6
3 changed files with 27 additions and 0 deletions
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9
src/Kconfig
View File

@ -902,6 +902,15 @@ config X86EMU_DEBUG_IO
If unsure, say N. If unsure, say N.
config X86EMU_DEBUG_TIMINGS
bool "Output timing information"
default n
depends on X86EMU_DEBUG && UDELAY_LAPIC && HAVE_MONOTONIC_TIMER
help
Print timing information needed by i915tool.
If unsure, say N.
config DEBUG_TPM config DEBUG_TPM
bool "Output verbose TPM debug messages" bool "Output verbose TPM debug messages"
default n default n

9
src/device/oprom/yabel/biosemu.c
View File

@ -31,6 +31,10 @@
#include <device/device.h> #include <device/device.h>
#include "compat/rtas.h" #include "compat/rtas.h"
#if CONFIG_X86EMU_DEBUG_TIMINGS
struct mono_time zero;
#endif
static X86EMU_memFuncs my_mem_funcs = { static X86EMU_memFuncs my_mem_funcs = {
my_rdb, my_rdw, my_rdl, my_rdb, my_rdw, my_rdl,
my_wrb, my_wrw, my_wrl my_wrb, my_wrw, my_wrl
@ -99,6 +103,11 @@ biosemu(u8 *biosmem, u32 biosmem_size, struct device * dev, unsigned long rom_ad
#endif #endif
#endif #endif
#if CONFIG_X86EMU_DEBUG_TIMINGS
/* required for i915tool compatible output */
zero.microseconds = 0;
#endif
if (biosmem_size < MIN_REQUIRED_VMEM_SIZE) { if (biosmem_size < MIN_REQUIRED_VMEM_SIZE) {
printf("Error: Not enough virtual memory: %x, required: %x!\n", printf("Error: Not enough virtual memory: %x, required: %x!\n",
biosmem_size, MIN_REQUIRED_VMEM_SIZE); biosmem_size, MIN_REQUIRED_VMEM_SIZE);

9
src/device/oprom/yabel/debug.h
View File

@ -13,8 +13,12 @@
#ifndef _BIOSEMU_DEBUG_H_ #ifndef _BIOSEMU_DEBUG_H_
#define _BIOSEMU_DEBUG_H_ #define _BIOSEMU_DEBUG_H_
#include <timer.h>
#include <types.h> #include <types.h>
#if CONFIG_X86EMU_DEBUG_TIMINGS
extern struct mono_time zero;
#endif
extern u32 debug_flags; extern u32 debug_flags;
// from x86emu...needed for debugging // from x86emu...needed for debugging
extern void x86emu_dump_xregs(void); extern void x86emu_dump_xregs(void);
@ -73,7 +77,12 @@ static inline void set_ci(void) {};
#define DEBUG_PRINTF(_x...) printf(_x); #define DEBUG_PRINTF(_x...) printf(_x);
// prints the CS:IP before the printout, NOTE: actually its CS:IP of the _next_ instruction // prints the CS:IP before the printout, NOTE: actually its CS:IP of the _next_ instruction
// to be executed, since the x86emu advances CS:IP _before_ actually executing an instruction // to be executed, since the x86emu advances CS:IP _before_ actually executing an instruction
#if CONFIG_X86EMU_DEBUG_TIMINGS
#define DEBUG_PRINTF_CS_IP(_x...) DEBUG_PRINTF("[%08lx]%x:%x ", (current_time_from(&zero)).microseconds, M.x86.R_CS, M.x86.R_IP); DEBUG_PRINTF(_x);
#else
#define DEBUG_PRINTF_CS_IP(_x...) DEBUG_PRINTF("%x:%x ", M.x86.R_CS, M.x86.R_IP); DEBUG_PRINTF(_x); #define DEBUG_PRINTF_CS_IP(_x...) DEBUG_PRINTF("%x:%x ", M.x86.R_CS, M.x86.R_IP); DEBUG_PRINTF(_x);
#endif
#define DEBUG_PRINTF_IO(_x...) CHECK_DBG(DEBUG_IO) { DEBUG_PRINTF_CS_IP(_x) } #define DEBUG_PRINTF_IO(_x...) CHECK_DBG(DEBUG_IO) { DEBUG_PRINTF_CS_IP(_x) }
#define DEBUG_PRINTF_MEM(_x...) CHECK_DBG(DEBUG_MEM) { DEBUG_PRINTF_CS_IP(_x) } #define DEBUG_PRINTF_MEM(_x...) CHECK_DBG(DEBUG_MEM) { DEBUG_PRINTF_CS_IP(_x) }