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authorDenis 'GNUtoo' Carikli <GNUtoo@no-log.org>2013-05-15 00:19:49 +0200
committerRonald G. Minnich <rminnich@gmail.com>2013-06-04 22:57:26 +0200
commit4cdc5d6fc6ea6f460414728e026660954d0adb1d (patch)
tree60a982a073d8af1fe0957226e4122d29675331d9 /src/device/oprom
parent67f556c2962eb56e87e5df0bec78671005822b77 (diff)
downloadcoreboot-4cdc5d6fc6ea6f460414728e026660954d0adb1d.tar.xz
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 i915tool is at https://code.google.com/p/i915tool/ , the one in coreboot is outdated.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>
Diffstat (limited to 'src/device/oprom')
-rw-r--r--src/device/oprom/yabel/biosemu.c9
-rw-r--r--src/device/oprom/yabel/debug.h9
2 files changed, 18 insertions, 0 deletions
diff --git a/src/device/oprom/yabel/biosemu.c b/src/device/oprom/yabel/biosemu.c
index 2a2ca312cb..f42d4e1735 100644
--- a/src/device/oprom/yabel/biosemu.c
+++ b/src/device/oprom/yabel/biosemu.c
@@ -31,6 +31,10 @@
#include <device/device.h>
#include "compat/rtas.h"
+#if CONFIG_X86EMU_DEBUG_TIMINGS
+struct mono_time zero;
+#endif
+
static X86EMU_memFuncs my_mem_funcs = {
my_rdb, my_rdw, my_rdl,
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
+#if CONFIG_X86EMU_DEBUG_TIMINGS
+ /* required for i915tool compatible output */
+ zero.microseconds = 0;
+#endif
+
if (biosmem_size < MIN_REQUIRED_VMEM_SIZE) {
printf("Error: Not enough virtual memory: %x, required: %x!\n",
biosmem_size, MIN_REQUIRED_VMEM_SIZE);
diff --git a/src/device/oprom/yabel/debug.h b/src/device/oprom/yabel/debug.h
index 9361553da7..2e714a3fda 100644
--- a/src/device/oprom/yabel/debug.h
+++ b/src/device/oprom/yabel/debug.h
@@ -13,8 +13,12 @@
#ifndef _BIOSEMU_DEBUG_H_
#define _BIOSEMU_DEBUG_H_
+#include <timer.h>
#include <types.h>
+#if CONFIG_X86EMU_DEBUG_TIMINGS
+extern struct mono_time zero;
+#endif
extern u32 debug_flags;
// from x86emu...needed for debugging
extern void x86emu_dump_xregs(void);
@@ -73,7 +77,12 @@ static inline void set_ci(void) {};
#define DEBUG_PRINTF(_x...) printf(_x);
// 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
+
+#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);
+#endif
#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) }