Various cosmetic and coding style fixes for ASUS A8V-E SE (trivial).
No functional changes, only cosmetics. This is compile-tested.

Signed-off-by: Uwe Hermann <uwe@hermann-uwe.de>
Acked-by: Uwe Hermann <uwe@hermann-uwe.de>



git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3128 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
diff --git a/src/mainboard/asus/a8v-e_se/cache_as_ram_auto.c b/src/mainboard/asus/a8v-e_se/cache_as_ram_auto.c
index ca0fbd9..796b87f 100644
--- a/src/mainboard/asus/a8v-e_se/cache_as_ram_auto.c
+++ b/src/mainboard/asus/a8v-e_se/cache_as_ram_auto.c
@@ -2,10 +2,9 @@
  * This file is part of the coreboot project.
  *
  * Copyright (C) 2006 AMD
- * Written by Yinghai Lu <yinghailu@amd.com> for AMD.
+ * (Written by Yinghai Lu <yinghailu@amd.com> for AMD)
  * Copyright (C) 2006 MSI
- * Written by Bingxun Shi <bingxunshi@gmail.com> for MSI.
- *
+ * (Written by Bingxun Shi <bingxunshi@gmail.com> for MSI)
  * Copyright (C) 2007 Rudolf Marek <r.marek@assembler.cz> 
  *
  * This program is free software; you can redistribute it and/or modify
@@ -32,15 +31,16 @@
 
 unsigned int get_sbdn(unsigned bus);
 
-//used by raminit
+/* Used by raminit. */
 #define QRANK_DIMM_SUPPORT 1
 
-//used by init_cpus and fidvid
+/* Used by init_cpus and fidvid */
 #define K8_SET_FIDVID 1
-//if we want to wait for core1 done before DQS training, set it to 0
+
+/* If we want to wait for core1 done before DQS training, set it to 0. */
 #define K8_SET_FIDVID_CORE0_ONLY 1
 
-//#define DEBUG_SMBUS 1
+/* #define DEBUG_SMBUS 1 */
 
 #include <stdint.h>
 #include <device/pci_def.h>
@@ -50,31 +50,23 @@
 #include <cpu/x86/lapic.h>
 #include "option_table.h"
 #include "pc80/mc146818rtc_early.c"
-
 #include "pc80/serial.c"
 #include "arch/i386/lib/console.c"
-
 #include <cpu/amd/model_fxx_rev.h>
 #include "northbridge/amd/amdk8/raminit.h"
 #include "cpu/amd/model_fxx/apic_timer.c"
 #include "lib/delay.c"
-
 #if CONFIG_USE_INIT == 0
 #include "lib/memcpy.c"
 #endif
-
 #include "cpu/x86/lapic/boot_cpu.c"
 #include "northbridge/amd/amdk8/reset_test.c"
 #include "northbridge/amd/amdk8/debug.c"
 #include "northbridge/amd/amdk8/early_ht.c"
-
-
 #include "superio/winbond/w83627ehg/w83627ehg_early_serial.c"
 #include "southbridge/via/vt8237r/vt8237r_early_smbus.c"
-
 #include "cpu/amd/mtrr/amd_earlymtrr.c"
 #include "cpu/x86/bist.h"
-
 #include "northbridge/amd/amdk8/setup_resource_map.c"
 
 #define SERIAL_DEV PNP_DEV(0x2e, W83627EHG_SP1)
@@ -90,7 +82,6 @@
 {
 }
 
-
 static inline int spd_read_byte(unsigned device, unsigned address)
 {
 	return smbus_read_byte(device, address);
@@ -103,34 +94,27 @@
 #include "northbridge/amd/amdk8/coherent_ht.c"
 #include "northbridge/amd/amdk8/incoherent_ht.c"
 #include "sdram/generic_sdram.c"
-
 #include "cpu/amd/dualcore/dualcore.c"
-
 #include "southbridge/via/k8t890/k8t890_early_car.c"
-
 #include "cpu/amd/car/copy_and_run.c"
-
 #include "cpu/amd/car/post_cache_as_ram.c"
-
 #include "cpu/amd/model_fxx/init_cpus.c"
 #include "cpu/amd/model_fxx/fidvid.c"
-
 #include "northbridge/amd/amdk8/resourcemap.c"
 
-
 void activate_spd_rom(const struct mem_controller *ctrl)
 {
-
 }
 
 void hard_reset(void)
 {
-	print_info("NO HARD RESET  FIX ME!\n");
+	print_info("NO HARD RESET. FIX ME!\n");
 }
 
 void soft_reset(void)
 {
 	uint8_t tmp;
+
 	set_bios_reset();
 	print_debug("soft reset \r\n");
 
@@ -154,26 +138,29 @@
 	return (dev >> 15) & 0x1f;
 }
 
-
-void sio_init(void) {
+void sio_init(void)
+{
 	u8 reg;
 
 	pnp_enter_ext_func_mode(SERIAL_DEV);
+	/* We have 24MHz input. */
 	reg = pnp_read_config(SERIAL_DEV, 0x24);
-	pnp_write_config(SERIAL_DEV, 0x24, (reg & ~0x40));	/* we have 24MHz input */
-
-	reg = pnp_read_config(SERIAL_DEV, 0x2A);
-	pnp_write_config(SERIAL_DEV, 0x2A, (reg | 1));	/* we have GPIO for KB/MS PIN */
-
-	reg = pnp_read_config(SERIAL_DEV, 0x2C);
-	pnp_write_config(SERIAL_DEV, 0x2C, (reg | 0xf0));	/* we have all RESTOUT and even some reserved bits too */
-
+	pnp_write_config(SERIAL_DEV, 0x24, (reg & ~0x40));
+	/* We have GPIO for KB/MS pin. */
+	reg = pnp_read_config(SERIAL_DEV, 0x2a);
+	pnp_write_config(SERIAL_DEV, 0x2a, (reg | 1));
+	/* We have all RESTOUT and even some reserved bits, too. */
+	reg = pnp_read_config(SERIAL_DEV, 0x2c);
+	pnp_write_config(SERIAL_DEV, 0x2c, (reg | 0xf0));
 	pnp_exit_ext_func_mode(SERIAL_DEV);
 
 	pnp_enter_ext_func_mode(ACPI_DEV);
 	pnp_set_logical_device(ACPI_DEV);
+	/*
+	 * Set the delay rising time from PWROK_LP to PWROK_ST to
+	 * 300 - 600ms, and 0 to vice versa.
+	 */
 	reg = pnp_read_config(ACPI_DEV, 0xe6);
-	/* Set the delay rising time from PWROK_LP to PWROK_ST to 300 - 600ms, and 0 to vice versa */ 
 	pnp_write_config(ACPI_DEV, 0xe6, (reg & 0xf0));
 	/* 1 Use external suspend clock source 32.768KHz. Undocumented?? */
 	reg = pnp_read_config(ACPI_DEV, 0xe4);
@@ -182,15 +169,14 @@
 
 	pnp_enter_ext_func_mode(GPIO_DEV);
 	pnp_set_logical_device(GPIO_DEV);
-	
-	/* set memory voltage to 2.75V, vcore offset + 100mV, 1.5V Chipset voltage */
-	pnp_write_config(GPIO_DEV, 0x30, 0x9);	/* Enable GPIO 2 & GPIO 5 */
-	pnp_write_config(GPIO_DEV, 0xe2, 0x0);	/* no inversion */
-	pnp_write_config(GPIO_DEV, 0xe5, 0x0);	/* no inversion */
-	pnp_write_config(GPIO_DEV, 0xe3, 0x3);	/* 0000 0011 0=output 1=input */
-	pnp_write_config(GPIO_DEV, 0xe0, 0xde);	/* 1101110  0=output 1=input */
-	pnp_write_config(GPIO_DEV, 0xe1, 0x1);	/* set output val */
-	pnp_write_config(GPIO_DEV, 0xe4, 0xb4);	/* set output val  1011 0100 */
+	/* Set memory voltage to 2.75V, vcore offset + 100mV, 1.5V chipset voltage. */
+	pnp_write_config(GPIO_DEV, 0x30, 0x09);	/* Enable GPIO 2 & GPIO 5. */
+	pnp_write_config(GPIO_DEV, 0xe2, 0x00);	/* No inversion */
+	pnp_write_config(GPIO_DEV, 0xe5, 0x00);	/* No inversion */
+	pnp_write_config(GPIO_DEV, 0xe3, 0x03);	/* 0000 0011, 0=output 1=input */
+	pnp_write_config(GPIO_DEV, 0xe0, 0xde);	/* 1101 1110, 0=output 1=input */
+	pnp_write_config(GPIO_DEV, 0xe1, 0x01);	/* Set output val. */
+	pnp_write_config(GPIO_DEV, 0xe4, 0xb4);	/* Set output val (1011 0100). */
 	pnp_exit_ext_func_mode(GPIO_DEV);
 }
 
@@ -198,8 +184,8 @@
 
 void failover_process(unsigned long bist, unsigned long cpu_init_detectedx)
 {
-//        unsigned last_boot_normal_x = last_boot_normal();
-//FIXME
+	/* unsigned last_boot_normal_x = last_boot_normal(); */
+	/* FIXME */
 	unsigned last_boot_normal_x = 1;
 
 	sio_init();
@@ -209,56 +195,50 @@
 
 	print_info("now booting... fallback\r\n");
 
-	/* Is this a cpu only reset? or Is this a secondary cpu? */
+	/* Is this a CPU only reset? Or is this a secondary CPU? */
 	if ((cpu_init_detectedx) || (!boot_cpu())) {
-		if (last_boot_normal_x) {
+		if (last_boot_normal_x)
 			goto normal_image;
-		} else {
+		else
 			goto fallback_image;
-		}
 	}
 
-	/* Nothing special needs to be done to find bus 0 */
-	/* Allow the HT devices to be found */
-
+	/* Nothing special needs to be done to find bus 0. */
+	/* Allow the HT devices to be found. */
 	enumerate_ht_chain();
 
-	/* Is this a deliberate reset by the bios */
+	/* Is this a deliberate reset by the BIOS? */
 	if (bios_reset_detected() && last_boot_normal_x) {
 		goto normal_image;
 	}
-	/* This is the primary cpu how should I boot? */
+	/* This is the primary CPU, how should I boot? */
 	else if (do_normal_boot()) {
 		goto normal_image;
 	} else {
 		goto fallback_image;
 	}
-      normal_image:
-	//print_info("JMP normal image\r\n");
 
-	__asm__ volatile ("jmp __normal_image":	/* outputs */
-			  :"a" (bist), "b"(cpu_init_detectedx)	/* inputs */
-	    );
+normal_image:
+	/* print_info("JMP normal image\r\n"); */
 
-      fallback_image:
+	__asm__ __volatile__("jmp __normal_image":
+			     :"a" (bist), "b" (cpu_init_detectedx));
+
+fallback_image:
 	;
 }
 #endif
 
 void real_main(unsigned long bist, unsigned long cpu_init_detectedx);
 
-void cache_as_ram_main(unsigned long bist,
-		       unsigned long cpu_init_detectedx)
+void cache_as_ram_main(unsigned long bist, unsigned long cpu_init_detectedx)
 {
-
 #if USE_FALLBACK_IMAGE == 1
 	failover_process(bist, cpu_init_detectedx);
 #endif
 	real_main(bist, cpu_init_detectedx);
-
 }
 
-
 void real_main(unsigned long bist, unsigned long cpu_init_detectedx)
 {
 	static const uint16_t spd_addr[] = {
@@ -272,8 +252,7 @@
 	unsigned bsp_apicid = 0;
 	int needs_reset = 0;
 	struct sys_info *sysinfo =
-	    (DCACHE_RAM_BASE + DCACHE_RAM_SIZE -
-	     DCACHE_RAM_GLOBAL_VAR_SIZE);
+	    (DCACHE_RAM_BASE + DCACHE_RAM_SIZE - DCACHE_RAM_GLOBAL_VAR_SIZE);
 	char *p;
 
 	sio_init();
@@ -283,23 +262,25 @@
 
 	print_info("now booting... real_main\r\n");
 
-	if (bist == 0) {
+	if (bist == 0)
 		bsp_apicid = init_cpus(cpu_init_detectedx, sysinfo);
-	}
-	/* Halt if there was a built in self test failure */
+
+	/* Halt if there was a built in self test failure. */
 	report_bist_failure(bist);
+
 	setup_default_resource_map();
 	setup_coherent_ht_domain();
 	wait_all_core0_started();
+
 	print_info("now booting... Core0 started\r\n");
 
 #if CONFIG_LOGICAL_CPUS==1
-	// It is said that we should start core1 after all core0 launched
+	/* It is said that we should start core1 after all core0 launched. */
 	start_other_cores();
 	wait_all_other_cores_started(bsp_apicid);
 #endif
 	init_timer();
-	ht_setup_chains_x(sysinfo);	// it will init sblnk and sbbusn, nodes, sbdn
+	ht_setup_chains_x(sysinfo); /* Init sblnk and sbbusn, nodes, sbdn. */
 
 	enable_fid_change();
 	init_fidvid_bsp(bsp_apicid);
@@ -307,20 +288,22 @@
 	needs_reset = optimize_link_coherent_ht();
 	needs_reset |= optimize_link_incoherent_ht(sysinfo);
 
-	/* Fixme it assumes that 1000MHz LDT is selected. */
+	/* FIXME: Assumes that 1000MHz LDT is selected. */
 	needs_reset |= k8t890_early_setup_car(16, 0x6);
 
 	if (needs_reset) {
 		print_debug("ht reset -\r\n");
 		soft_reset();
 	}
-	/* stop the APs so we can start them later in init */
-        allow_all_aps_stop(bsp_apicid);
-	/* It's the time to set ctrl now; */
+
+	/* Stop the APs so we can start them later in init. */
+	allow_all_aps_stop(bsp_apicid);
+
+	/* It's the time to set ctrl now. */
 	fill_mem_ctrl(sysinfo->nodes, sysinfo->ctrl, spd_addr);
+
 	enable_smbus();
 	memreset_setup();
 	sdram_initialize(sysinfo->nodes, sysinfo->ctrl, sysinfo);
 	post_cache_as_ram();
 }
-