x86: Convert some debug statements to use logging

Move from using debug() to log_debug() so that we don't have to use the
__func__ parameter and can access other logging features.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

arch/x86/cpu/intel_common/mrc.c

@@ -3,6 +3,8 @@
  * Copyright (c) 2016 Google, Inc
  */
 
+#define LOG_CATEGORY	UCLASS_RAM
+
 #include <common.h>
 #include <dm.h>
 #include <init.h>
@@ -144,12 +146,10 @@ int mrc_locate_spd(struct udevice *dev, int size, const void **spd_datap)
 
 	ret = gpio_request_list_by_name(dev, "board-id-gpios", desc,
 					ARRAY_SIZE(desc), GPIOD_IS_IN);
-	if (ret < 0) {
+	if (ret < 0)
-		debug("%s: gpio ret=%d\n", __func__, ret);
+		return log_msg_ret("gpio", ret);
-		return ret;
-	}
 	spd_index = dm_gpio_get_values_as_int(desc, ret);
-	debug("spd index %d\n", spd_index);
+	log_debug("spd index %d\n", spd_index);
 
 	node = fdt_first_subnode(blob, dev_of_offset(dev));
 	if (node < 0)

arch/x86/cpu/ivybridge/sdram.c

@@ -9,6 +9,8 @@
  * Copyright (C) 2011 Google Inc.
  */
 
+#define LOG_CATEGORY	UCLASS_RAM
+
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
@@ -213,7 +215,7 @@ static int copy_spd(struct udevice *dev, struct pei_data *peid)
 
 	ret = mrc_locate_spd(dev, sizeof(peid->spd_data[0]), &data);
 	if (ret) {
-		debug("%s: Could not locate SPD (ret=%d)\n", __func__, ret);
+		log_debug("Could not locate SPD (err=%d)\n", ret);
 		return ret;
 	}
 

arch/x86/lib/mrccache.c

@@ -6,6 +6,8 @@
  * Copyright (C) 2015 Bin Meng <bmeng.cn@gmail.com>
  */
 
+#define LOG_CATEGORY	UCLASS_RAM
+
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
@@ -197,8 +199,8 @@ static void mrccache_setup(struct mrc_output *mrc, void *data)
 	cache->signature = MRC_DATA_SIGNATURE;
 	cache->data_size = mrc->len;
 	checksum = compute_ip_checksum(mrc->buf, cache->data_size);
-	debug("Saving %d bytes for MRC output data, checksum %04x\n",
+	log_debug("Saving %d bytes for MRC output data, checksum %04x\n",
-	      cache->data_size, checksum);
+		  cache->data_size, checksum);
 	cache->checksum = checksum;
 	cache->reserved = 0;
 	memcpy(cache->data, mrc->buf, cache->data_size);

arch/x86/lib/spl.c

@@ -3,6 +3,8 @@
  * Copyright (c) 2016 Google, Inc
  */
 
+#define LOG_CATEGORY	LOGC_BOOT
+
 #include <common.h>
 #include <cpu_func.h>
 #include <debug_uart.h>
@@ -76,25 +78,25 @@ static int x86_spl_init(void)
 #endif
 	int ret;
 
-	debug("%s starting\n", __func__);
+	log_debug("x86 spl starting\n");
 	if (IS_ENABLED(TPL))
 		ret = x86_cpu_reinit_f();
 	else
 		ret = x86_cpu_init_f();
 	ret = spl_init();
 	if (ret) {
-		debug("%s: spl_init() failed\n", __func__);
+		log_debug("spl_init() failed (err=%d)\n", ret);
 		return ret;
 	}
 	ret = arch_cpu_init();
 	if (ret) {
-		debug("%s: arch_cpu_init() failed\n", __func__);
+		log_debug("arch_cpu_init() failed (err=%d)\n", ret);
 		return ret;
 	}
 #ifndef CONFIG_TPL
 	ret = fsp_setup_pinctrl(NULL, NULL);
 	if (ret) {
-		debug("%s: fsp_setup_pinctrl() failed\n", __func__);
+		log_debug("fsp_setup_pinctrl() failed (err=%d)\n", ret);
 		return ret;
 	}
 #endif
@@ -108,23 +110,25 @@ static int x86_spl_init(void)
 #if !defined(CONFIG_TPL) && !CONFIG_IS_ENABLED(CPU)
 	ret = print_cpuinfo();
 	if (ret) {
-		debug("%s: print_cpuinfo() failed\n", __func__);
+		log_debug("print_cpuinfo() failed (err=%d)\n", ret);
 		return ret;
 	}
 #endif
 	ret = dram_init();
 	if (ret) {
-		debug("%s: dram_init() failed\n", __func__);
+		log_debug("dram_init() failed (err=%d)\n", ret);
 		return ret;
 	}
+	log_debug("mrc\n");
 	if (IS_ENABLED(CONFIG_ENABLE_MRC_CACHE)) {
 		ret = mrccache_spl_save();
 		if (ret)
-			debug("%s: Failed to write to mrccache (err=%d)\n",
+			log_debug("Failed to write to mrccache (err=%d)\n",
-			      __func__, ret);
+				  ret);
 	}
 
 #ifndef CONFIG_SYS_COREBOOT
+	log_debug("bss\n");
 	debug("BSS clear from %lx to %lx len %lx\n", (ulong)&__bss_start,
 	      (ulong)&__bss_end, (ulong)&__bss_end - (ulong)&__bss_start);
 	memset(&__bss_start, 0, (ulong)&__bss_end - (ulong)&__bss_start);
@@ -145,6 +149,7 @@ static int x86_spl_init(void)
 	gd->new_gd = (struct global_data *)ptr;
 	memcpy(gd->new_gd, gd, sizeof(*gd));
 
+	log_debug("logging\n");
 	/*
 	 * Make sure logging is disabled when we switch, since the log system
 	 * list head will move
@@ -184,6 +189,7 @@ static int x86_spl_init(void)
 		debug("Failed to set CPU frequency (err=%d)\n", ret);
 # endif
 #endif
+	log_debug("done\n");
 
 	return 0;
 }

drivers/gpio/intel_ich6_gpio.c

@@ -26,6 +26,8 @@
  * reserved or subject to arcane restrictions.
  */
 
+#define LOG_CATEGORY	UCLASS_GPIO
+
 #include <common.h>
 #include <dm.h>
 #include <errno.h>
@@ -155,8 +157,7 @@ static int ich6_gpio_request(struct udevice *dev, unsigned offset,
 	 */
 	tmplong = inl(bank->use_sel);
 	if (!(tmplong & (1UL << offset))) {
-		debug("%s: gpio %d is reserved for internal use\n", __func__,
+		log_debug("gpio %d is reserved for internal use\n", offset);
-		      offset);
 		return -EPERM;
 	}
 

drivers/pch/pch9.c

@@ -3,6 +3,8 @@
  * Copyright (C) 2014 Google, Inc
  */
 
+#define LOG_CATEGORY	UCLASS_PCH
+
 #include <common.h>
 #include <dm.h>
 #include <log.h>
@@ -38,7 +40,7 @@ static int pch9_get_gpio_base(struct udevice *dev, u32 *gbasep)
 	 */
 	dm_pci_read_config32(dev, GPIO_BASE, &base);
 	if (base == 0x00000000 || base == 0xffffffff) {
-		debug("%s: unexpected BASE value\n", __func__);
+		log_debug("unexpected BASE value\n");
 		return -ENODEV;
 	}
 
@@ -59,7 +61,7 @@ static int pch9_get_io_base(struct udevice *dev, u32 *iobasep)
 
 	dm_pci_read_config32(dev, IO_BASE, &base);
 	if (base == 0x00000000 || base == 0xffffffff) {
-		debug("%s: unexpected BASE value\n", __func__);
+		log_debug("unexpected BASE value\n");
 		return -ENODEV;
 	}