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authorGabor Juhos <juhosg@openwrt.org>2009-09-02 10:04:12 +0000
committerGabor Juhos <juhosg@openwrt.org>2009-09-02 10:04:12 +0000
commit73b20f81944f4be186f63db39d5c37d733afb8be (patch)
tree97ce5f35b8e90b3fec0344d329a6de48e909ba92
parent294ec33e476f1964e618442a84dc35677c85b8b5 (diff)
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share prom code
SVN-Revision: 17466
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/common/Makefile2
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/common/prom.c (renamed from target/linux/ramips/files/arch/mips/ralink/rt305x/prom.c)73
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt288x/Makefile2
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt288x/prom.c35
-rw-r--r--target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile2
5 files changed, 45 insertions, 69 deletions
diff --git a/target/linux/ramips/files/arch/mips/ralink/common/Makefile b/target/linux/ramips/files/arch/mips/ralink/common/Makefile
index 96f348a5a1..c2cf48bcb7 100644
--- a/target/linux/ramips/files/arch/mips/ralink/common/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/common/Makefile
@@ -7,6 +7,6 @@
# under the terms of the GNU General Public License version 2 as published
# by the Free Software Foundation.
-obj-y := setup.o intc.o gpio.o
+obj-y := prom.o setup.o intc.o gpio.o
obj-$(CONFIG_RALINK_DEV_GPIO_LEDS) += dev-gpio-leds.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/prom.c b/target/linux/ramips/files/arch/mips/ralink/common/prom.c
index 774291ab79..edc3c5e46a 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/prom.c
+++ b/target/linux/ramips/files/arch/mips/ralink/common/prom.c
@@ -1,5 +1,5 @@
/*
- * Ralink RT305x SoC specific prom routines
+ * Ralink SoC specific prom routines
*
* Copyright (C) 2009 Gabor Juhos <juhosg@openwrt.org>
*
@@ -10,25 +10,29 @@
#include <linux/kernel.h>
#include <linux/init.h>
+#include <linux/string.h>
#include <asm/bootinfo.h>
+#include <asm/addrspace.h>
#include <asm/mach-ralink/common.h>
#include <asm/mach-ralink/machine.h>
-#include <asm/mach-ralink/rt305x.h>
-#include <asm/mach-ralink/rt305x_regs.h>
+#include <ralink_soc.h>
struct board_rec {
char *name;
enum ramips_mach_type mach_type;
};
-static int rt305x_prom_argc __initdata;
-static char **rt305x_prom_argv __initdata;
-static char **rt305x_prom_envp __initdata;
+static int ramips_prom_argc __initdata;
+static char **ramips_prom_argv __initdata;
+static char **ramips_prom_envp __initdata;
static struct board_rec boards[] __initdata = {
{
+ .name = "RT-N15",
+ .mach_type = RAMIPS_MACH_RT_N15,
+ }, {
.name = "WHR-G300N",
.mach_type = RAMIPS_MACH_WHR_G300N,
}
@@ -38,47 +42,47 @@ static inline void *to_ram_addr(void *addr)
{
u32 base;
- base = KSEG0ADDR(RT305X_SDRAM_BASE);
+ base = KSEG0ADDR(RALINK_SOC_SDRAM_BASE);
if (((u32) addr > base) &&
- ((u32) addr < (base + RT305X_MEM_SIZE_MAX)))
+ ((u32) addr < (base + RALINK_SOC_MEM_SIZE_MAX)))
return addr;
- base = KSEG1ADDR(RT305X_SDRAM_BASE);
+ base = KSEG1ADDR(RALINK_SOC_SDRAM_BASE);
if (((u32) addr > base) &&
- ((u32) addr < (base + RT305X_MEM_SIZE_MAX)))
+ ((u32) addr < (base + RALINK_SOC_MEM_SIZE_MAX)))
return addr;
/* some U-Boot variants uses physical addresses */
- base = RT305X_SDRAM_BASE;
+ base = RALINK_SOC_SDRAM_BASE;
if (((u32) addr > base) &&
- ((u32) addr < (base + RT305X_MEM_SIZE_MAX)))
+ ((u32) addr < (base + RALINK_SOC_MEM_SIZE_MAX)))
return (void *)KSEG0ADDR(addr);
return NULL;
}
-static __init char *rt305x_prom_getargv(const char *name)
+static __init char *ramips_prom_getargv(const char *name)
{
int len = strlen(name);
int i;
- if (!rt305x_prom_argv) {
+ if (!ramips_prom_argv) {
printk(KERN_DEBUG "argv=%p is invalid, skipping\n",
- rt305x_prom_argv);
+ ramips_prom_argv);
return NULL;
}
- for (i = 0; i < rt305x_prom_argc; i++) {
- char *argv = to_ram_addr(rt305x_prom_argv[i]);
+ for (i = 0; i < ramips_prom_argc; i++) {
+ char *argv = to_ram_addr(ramips_prom_argv[i]);
if (!argv) {
printk(KERN_DEBUG
"argv[%d]=%p is invalid, skipping\n",
- i, rt305x_prom_argv[i]);
+ i, ramips_prom_argv[i]);
continue;
}
- printk(KERN_DEBUG "argv[i]: %s\n", argv);
+ printk(KERN_DEBUG "argv[%d]: %s\n", i, argv);
if (strncmp(name, argv, len) == 0 && (argv)[len] == '=')
return argv + len + 1;
}
@@ -86,26 +90,33 @@ static __init char *rt305x_prom_getargv(const char *name)
return NULL;
}
-static __init char *rt305x_prom_getenv(const char *envname)
+static __init char *ramips_prom_getenv(const char *envname)
{
+#define PROM_MAX_ENVS 256
int len = strlen(envname);
char **env;
- char *p;
+ int i;
- env = rt305x_prom_envp;
+ env = ramips_prom_envp;
if (!env) {
printk(KERN_DEBUG "envp=%p is not in RAM, skipping\n",
- rt305x_prom_envp);
+ ramips_prom_envp);
return NULL;
}
- for (p = to_ram_addr(*env); p; env++) {
- printk(KERN_DEBUG "env: %s\n", *env);
- if (strncmp(envname, p, len) == 0 && (p)[len] == '=')
+ for (i = 0; i < PROM_MAX_ENVS; i++) {
+ char *p = to_ram_addr(env[i]);
+
+ if (!p)
+ break;
+
+ printk(KERN_DEBUG "env[%d]: %s\n", i, p);
+ if (strncmp(envname, p, len) == 0 && p[len] == '=')
return p + len + 1;
}
return NULL;
+#undef PROM_MAX_ENVS
}
static __init void find_board_byname(char *name)
@@ -128,13 +139,13 @@ void __init prom_init(void)
(unsigned int)fw_arg0, (unsigned int)fw_arg1,
(unsigned int)fw_arg2, (unsigned int)fw_arg3);
- rt305x_prom_argc = fw_arg0;
- rt305x_prom_argv = to_ram_addr((void *)fw_arg1);
- rt305x_prom_envp = to_ram_addr((void *)fw_arg2);
+ ramips_prom_argc = fw_arg0;
+ ramips_prom_argv = to_ram_addr((void *)fw_arg1);
+ ramips_prom_envp = to_ram_addr((void *)fw_arg2);
- p = rt305x_prom_getargv("board");
+ p = ramips_prom_getargv("board");
if (!p)
- p = rt305x_prom_getenv("board");
+ p = ramips_prom_getenv("board");
if (p)
find_board_byname(p);
}
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt288x/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt288x/Makefile
index cac4187d6e..ab98fac7e5 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt288x/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt288x/Makefile
@@ -8,7 +8,7 @@
# under the terms of the GNU General Public License version 2 as published
# by the Free Software Foundation.
-obj-y := prom.o irq.o setup.o rt288x.o devices.o
+obj-y := irq.o setup.o rt288x.o devices.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt288x/prom.c b/target/linux/ramips/files/arch/mips/ralink/rt288x/prom.c
deleted file mode 100644
index 8becfc92ee..0000000000
--- a/target/linux/ramips/files/arch/mips/ralink/rt288x/prom.c
+++ /dev/null
@@ -1,35 +0,0 @@
-/*
- * Ralink RT288x SoC specific prom routines
- *
- * Copyright (C) 2008 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/init.h>
-#include <linux/io.h>
-#include <linux/serial_reg.h>
-
-#include <asm/bootinfo.h>
-#include <asm/addrspace.h>
-
-#include <asm/mach-ralink/rt288x.h>
-#include <asm/mach-ralink/rt288x_regs.h>
-
-void __init prom_init(void)
-{
- printk(KERN_DEBUG "prom: fw_arg0=%08x, fw_arg1=%08x, "
- "fw_arg2=%08x, fw_arg3=%08x\n",
- (unsigned int)fw_arg0, (unsigned int)fw_arg1,
- (unsigned int)fw_arg2, (unsigned int)fw_arg3);
-}
-
-void __init prom_free_prom_memory(void)
-{
- /* We do not have to prom memory to free */
-}
-
diff --git a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
index 52231fdcce..c7c1c31d74 100644
--- a/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
+++ b/target/linux/ramips/files/arch/mips/ralink/rt305x/Makefile
@@ -7,7 +7,7 @@
# under the terms of the GNU General Public License version 2 as published
# by the Free Software Foundation.
-obj-y := prom.o irq.o setup.o devices.o rt305x.o
+obj-y := irq.o setup.o devices.o rt305x.o
obj-$(CONFIG_EARLY_PRINTK) += early_printk.o