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-rw-r--r--arch/mips/loongson/common/cmdline.c9
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_acc.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_ehci.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_ide.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_isa.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_mfgpt.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_ohci.c2
-rw-r--r--arch/mips/loongson/common/cs5536/cs5536_pci.c2
-rw-r--r--arch/mips/loongson/common/early_printk.c2
-rw-r--r--arch/mips/loongson/common/env.c29
-rw-r--r--arch/mips/loongson/common/init.c2
-rw-r--r--arch/mips/loongson/common/machtype.c12
-rw-r--r--arch/mips/loongson/common/mem.c7
-rw-r--r--arch/mips/loongson/common/platform.c2
-rw-r--r--arch/mips/loongson/common/pm.c2
-rw-r--r--arch/mips/loongson/common/reset.c20
-rw-r--r--arch/mips/loongson/common/serial.c2
-rw-r--r--arch/mips/loongson/common/time.c4
-rw-r--r--arch/mips/loongson/common/uart_base.c2
19 files changed, 69 insertions, 38 deletions
diff --git a/arch/mips/loongson/common/cmdline.c b/arch/mips/loongson/common/cmdline.c
index 7ad47f227477..1a06defc4f7f 100644
--- a/arch/mips/loongson/common/cmdline.c
+++ b/arch/mips/loongson/common/cmdline.c
@@ -10,7 +10,7 @@
* Author: Fuxin Zhang, zhangfx@lemote.com
*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -21,12 +21,11 @@
#include <loongson.h>
-int prom_argc;
-/* pmon passes arguments in 32bit pointers */
-int *_prom_argv;
-
void __init prom_init_cmdline(void)
{
+ int prom_argc;
+ /* pmon passes arguments in 32bit pointers */
+ int *_prom_argv;
int i;
long l;
diff --git a/arch/mips/loongson/common/cs5536/cs5536_acc.c b/arch/mips/loongson/common/cs5536/cs5536_acc.c
index b49485f187e0..b3fd5eab6548 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_acc.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_acc.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/cs5536/cs5536_ehci.c b/arch/mips/loongson/common/cs5536/cs5536_ehci.c
index 74f9c59d36af..eaf8b86e3318 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_ehci.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_ehci.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/cs5536/cs5536_ide.c b/arch/mips/loongson/common/cs5536/cs5536_ide.c
index 3f61594b3884..9a96b5664c78 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_ide.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_ide.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/cs5536/cs5536_isa.c b/arch/mips/loongson/common/cs5536/cs5536_isa.c
index b6f17f538e48..f5c0818831b2 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_isa.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_isa.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c b/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
index 6cb44dbaeec2..8c807c965199 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_mfgpt.c
@@ -5,7 +5,7 @@
* Author: Yanhua, yanh@lemote.com
*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu zhangjin, wuzj@lemote.com
+ * Author: Wu zhangjin, wuzhangjin@gmail.com
*
* Reference: AMD Geode(TM) CS5536 Companion Device Data Book
*
diff --git a/arch/mips/loongson/common/cs5536/cs5536_ohci.c b/arch/mips/loongson/common/cs5536/cs5536_ohci.c
index 8fdb02b6e90f..db5900aadd6b 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_ohci.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_ohci.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/cs5536/cs5536_pci.c b/arch/mips/loongson/common/cs5536/cs5536_pci.c
index e23f3d7d2c1d..6dfeab11af08 100644
--- a/arch/mips/loongson/common/cs5536/cs5536_pci.c
+++ b/arch/mips/loongson/common/cs5536/cs5536_pci.c
@@ -5,7 +5,7 @@
* Author : jlliu, liujl@lemote.com
*
* Copyright (C) 2009 Lemote, Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/early_printk.c b/arch/mips/loongson/common/early_printk.c
index 23e7a8f8897f..a71736f00443 100644
--- a/arch/mips/loongson/common/early_printk.c
+++ b/arch/mips/loongson/common/early_printk.c
@@ -2,7 +2,7 @@
*
* Copyright (c) 2009 Philippe Vachon <philippe@cowpig.ca>
* Copyright (c) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/env.c b/arch/mips/loongson/common/env.c
index 196d947d929a..ae4cff97a56c 100644
--- a/arch/mips/loongson/common/env.c
+++ b/arch/mips/loongson/common/env.c
@@ -9,8 +9,8 @@
* Copyright (C) 2007 Lemote Inc. & Insititute of Computing Technology
* Author: Fuxin Zhang, zhangfx@lemote.com
*
- * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
@@ -23,13 +23,10 @@
#include <loongson.h>
-unsigned long bus_clock, cpu_clock_freq;
+unsigned long cpu_clock_freq;
EXPORT_SYMBOL(cpu_clock_freq);
unsigned long memsize, highmemsize;
-/* pmon passes arguments in 32bit pointers */
-int *_prom_envp;
-
#define parse_even_earlier(res, option, p) \
do { \
if (strncmp(option, (char *)p, strlen(option)) == 0) \
@@ -39,6 +36,10 @@ do { \
void __init prom_init_env(void)
{
+ /* pmon passes arguments in 32bit pointers */
+ int *_prom_envp;
+ unsigned long bus_clock;
+ unsigned int processor_id;
long l;
/* firmware arguments are initialized in head.S */
@@ -55,6 +56,22 @@ void __init prom_init_env(void)
}
if (memsize == 0)
memsize = 256;
+ if (bus_clock == 0)
+ bus_clock = 66000000;
+ if (cpu_clock_freq == 0) {
+ processor_id = (&current_cpu_data)->processor_id;
+ switch (processor_id & PRID_REV_MASK) {
+ case PRID_REV_LOONGSON2E:
+ cpu_clock_freq = 533080000;
+ break;
+ case PRID_REV_LOONGSON2F:
+ cpu_clock_freq = 797000000;
+ break;
+ default:
+ cpu_clock_freq = 100000000;
+ break;
+ }
+ }
pr_info("busclock=%ld, cpuclock=%ld, memsize=%ld, highmemsize=%ld\n",
bus_clock, cpu_clock_freq, memsize, highmemsize);
diff --git a/arch/mips/loongson/common/init.c b/arch/mips/loongson/common/init.c
index a2abd9355737..19d341591254 100644
--- a/arch/mips/loongson/common/init.c
+++ b/arch/mips/loongson/common/init.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/machtype.c b/arch/mips/loongson/common/machtype.c
index 0ed52b3f5314..853f184b793e 100644
--- a/arch/mips/loongson/common/machtype.c
+++ b/arch/mips/loongson/common/machtype.c
@@ -1,6 +1,6 @@
/*
- * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* Copyright (c) 2009 Zhang Le <r0bertz@gentoo.org>
*
@@ -35,6 +35,10 @@ const char *get_system_type(void)
return system_types[mips_machtype];
}
+void __weak __init mach_prom_init_machtype(void)
+{
+}
+
void __init prom_init_machtype(void)
{
char *p, str[MACHTYPE_LEN];
@@ -43,8 +47,10 @@ void __init prom_init_machtype(void)
mips_machtype = LOONGSON_MACHTYPE;
p = strstr(arcs_cmdline, "machtype=");
- if (!p)
+ if (!p) {
+ mach_prom_init_machtype();
return;
+ }
p += strlen("machtype=");
strncpy(str, p, MACHTYPE_LEN);
p = strstr(str, " ");
diff --git a/arch/mips/loongson/common/mem.c b/arch/mips/loongson/common/mem.c
index ceacd092b446..ec2f7964a0b0 100644
--- a/arch/mips/loongson/common/mem.c
+++ b/arch/mips/loongson/common/mem.c
@@ -16,10 +16,11 @@
void __init prom_init_memory(void)
{
- add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM);
+ add_memory_region(0x0, (memsize << 20), BOOT_MEM_RAM);
+
+ add_memory_region(memsize << 20, LOONGSON_PCI_MEM_START - (memsize <<
+ 20), BOOT_MEM_RESERVED);
- add_memory_region(memsize << 20, LOONGSON_PCI_MEM_START - (memsize <<
- 20), BOOT_MEM_RESERVED);
#ifdef CONFIG_CPU_SUPPORTS_ADDRWINCFG
{
int bit;
diff --git a/arch/mips/loongson/common/platform.c b/arch/mips/loongson/common/platform.c
index be81777eb94d..ed007a2e0e1f 100644
--- a/arch/mips/loongson/common/platform.c
+++ b/arch/mips/loongson/common/platform.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/pm.c b/arch/mips/loongson/common/pm.c
index b625fec8a4d5..6c1fd9001712 100644
--- a/arch/mips/loongson/common/pm.c
+++ b/arch/mips/loongson/common/pm.c
@@ -2,7 +2,7 @@
* loongson-specific suspend support
*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin <wuzj@lemote.com>
+ * Author: Wu Zhangjin <wuzhangjin@gmail.com>
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
diff --git a/arch/mips/loongson/common/reset.c b/arch/mips/loongson/common/reset.c
index d57f1719da95..4bd9c18b07a5 100644
--- a/arch/mips/loongson/common/reset.c
+++ b/arch/mips/loongson/common/reset.c
@@ -6,8 +6,8 @@
*
* Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
* Author: Fuxin Zhang, zhangfx@lemote.com
- * Copyright (C) 2009 Lemote, Inc. & Institute of Computing Technology
- * Author: Zhangjin Wu, wuzj@lemote.com
+ * Copyright (C) 2009 Lemote, Inc.
+ * Author: Zhangjin Wu, wuzhangjin@gmail.com
*/
#include <linux/init.h>
#include <linux/pm.h>
@@ -25,18 +25,26 @@ static void loongson_restart(char *command)
((void (*)(void))ioremap_nocache(LOONGSON_BOOT_BASE, 4)) ();
}
-static void loongson_halt(void)
+static void loongson_poweroff(void)
{
mach_prepare_shutdown();
- while (1)
- ;
+ unreachable();
+}
+
+static void loongson_halt(void)
+{
+ pr_notice("\n\n** You can safely turn off the power now **\n\n");
+ while (1) {
+ if (cpu_wait)
+ cpu_wait();
+ }
}
static int __init mips_reboot_setup(void)
{
_machine_restart = loongson_restart;
_machine_halt = loongson_halt;
- pm_power_off = loongson_halt;
+ pm_power_off = loongson_poweroff;
return 0;
}
diff --git a/arch/mips/loongson/common/serial.c b/arch/mips/loongson/common/serial.c
index 23b66a5f88cb..7580873143c8 100644
--- a/arch/mips/loongson/common/serial.c
+++ b/arch/mips/loongson/common/serial.c
@@ -7,7 +7,7 @@
*
* Copyright (C) 2009 Lemote, Inc.
* Author: Yan hua (yanhua@lemote.com)
- * Author: Wu Zhangjin (wuzj@lemote.com)
+ * Author: Wu Zhangjin (wuzhangjin@gmail.com)
*/
#include <linux/io.h>
diff --git a/arch/mips/loongson/common/time.c b/arch/mips/loongson/common/time.c
index 35f0b66a94f5..9fdd01f6c56a 100644
--- a/arch/mips/loongson/common/time.c
+++ b/arch/mips/loongson/common/time.c
@@ -2,8 +2,8 @@
* Copyright (C) 2007 Lemote, Inc. & Institute of Computing Technology
* Author: Fuxin Zhang, zhangfx@lemote.com
*
- * Copyright (C) 2009 Lemote Inc. & Insititute of Computing Technology
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Copyright (C) 2009 Lemote Inc.
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
diff --git a/arch/mips/loongson/common/uart_base.c b/arch/mips/loongson/common/uart_base.c
index 78ff66ae749e..d69ea54bc3d1 100644
--- a/arch/mips/loongson/common/uart_base.c
+++ b/arch/mips/loongson/common/uart_base.c
@@ -1,6 +1,6 @@
/*
* Copyright (C) 2009 Lemote Inc.
- * Author: Wu Zhangjin, wuzj@lemote.com
+ * Author: Wu Zhangjin, wuzhangjin@gmail.com
*
* This program is free software; you can redistribute it and/or modify it
* under the terms of the GNU General Public License as published by the
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-12 06:41:13 +0000