summaryrefslogtreecommitdiffstats
path: root/arch/mips/mti-malta
diff options
context:
space:
mode:
authorSteven J. Hill <Steven.Hill@imgtec.com>2013-03-25 14:47:05 -0500
committerRalf Baechle <ralf@linux-mips.org>2013-05-08 12:30:09 +0200
commitb431f09d552cc85b19ee1d029eb1d3a992b73166 (patch)
tree004295e9c6dd55bf0164d1ddd48474642ac012a0 /arch/mips/mti-malta
parent0be2abbceeb837bf938c85db03142b5b0e4675f4 (diff)
downloadop-kernel-dev-b431f09d552cc85b19ee1d029eb1d3a992b73166.zip
op-kernel-dev-b431f09d552cc85b19ee1d029eb1d3a992b73166.tar.gz
MIPS: FW: malta: Use new common FW library variable processing.
Remove old YAMON prom code and use common firmware library code. Signed-off-by: Steven J. Hill <Steven.Hill@imgtec.com>
Diffstat (limited to 'arch/mips/mti-malta')
-rw-r--r--arch/mips/mti-malta/Makefile5
-rw-r--r--arch/mips/mti-malta/malta-cmdline.c59
-rw-r--r--arch/mips/mti-malta/malta-init.c94
-rw-r--r--arch/mips/mti-malta/malta-memory.c60
-rw-r--r--arch/mips/mti-malta/malta-setup.c9
5 files changed, 28 insertions, 199 deletions
diff --git a/arch/mips/mti-malta/Makefile b/arch/mips/mti-malta/Makefile
index 6079ef3..0388fc8 100644
--- a/arch/mips/mti-malta/Makefile
+++ b/arch/mips/mti-malta/Makefile
@@ -5,9 +5,8 @@
# Copyright (C) 2008 Wind River Systems, Inc.
# written by Ralf Baechle <ralf@linux-mips.org>
#
-obj-y := malta-amon.o malta-cmdline.o \
- malta-display.o malta-init.o malta-int.o \
- malta-memory.o malta-platform.o \
+obj-y := malta-amon.o malta-display.o malta-init.o \
+ malta-int.o malta-memory.o malta-platform.o \
malta-reset.o malta-setup.o malta-time.o
obj-$(CONFIG_EARLY_PRINTK) += malta-console.o
diff --git a/arch/mips/mti-malta/malta-cmdline.c b/arch/mips/mti-malta/malta-cmdline.c
deleted file mode 100644
index 5576a30..0000000
--- a/arch/mips/mti-malta/malta-cmdline.c
+++ /dev/null
@@ -1,59 +0,0 @@
-/*
- * Carsten Langgaard, carstenl@mips.com
- * Copyright (C) 1999,2000 MIPS Technologies, Inc. All rights reserved.
- *
- * This program is free software; you can distribute it and/or modify it
- * under the terms of the GNU General Public License (Version 2) as
- * published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
- * for more details.
- *
- * You should have received a copy of the GNU General Public License along
- * with this program; if not, write to the Free Software Foundation, Inc.,
- * 59 Temple Place - Suite 330, Boston MA 02111-1307, USA.
- *
- * Kernel command line creation using the prom monitor (YAMON) argc/argv.
- */
-#include <linux/init.h>
-#include <linux/string.h>
-
-#include <asm/bootinfo.h>
-
-extern int prom_argc;
-extern int *_prom_argv;
-
-/*
- * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
- * This macro take care of sign extension.
- */
-#define prom_argv(index) ((char *)(long)_prom_argv[(index)])
-
-char * __init prom_getcmdline(void)
-{
- return &(arcs_cmdline[0]);
-}
-
-
-void __init prom_init_cmdline(void)
-{
- char *cp;
- int actr;
-
- actr = 1; /* Always ignore argv[0] */
-
- cp = &(arcs_cmdline[0]);
- while(actr < prom_argc) {
- strcpy(cp, prom_argv(actr));
- cp += strlen(prom_argv(actr));
- *cp++ = ' ';
- actr++;
- }
- if (cp != &(arcs_cmdline[0])) {
- /* get rid of trailing space */
- --cp;
- *cp = '\0';
- }
-}
diff --git a/arch/mips/mti-malta/malta-init.c b/arch/mips/mti-malta/malta-init.c
index c2cbce9..9caadce 100644
--- a/arch/mips/mti-malta/malta-init.c
+++ b/arch/mips/mti-malta/malta-init.c
@@ -23,13 +23,12 @@
#include <linux/string.h>
#include <linux/kernel.h>
-#include <asm/bootinfo.h>
#include <asm/gt64120.h>
#include <asm/io.h>
#include <asm/cacheflush.h>
#include <asm/smp-ops.h>
#include <asm/traps.h>
-
+#include <asm/fw/fw.h>
#include <asm/gcmpregs.h>
#include <asm/mips-boards/prom.h>
#include <asm/mips-boards/generic.h>
@@ -38,15 +37,6 @@
#include <asm/mips-boards/malta.h>
-int prom_argc;
-int *_prom_argv, *_prom_envp;
-
-/*
- * YAMON (32-bit PROM) pass arguments and environment as 32-bit pointer.
- * This macro take care of sign extension, if running in 64-bit mode.
- */
-#define prom_envp(index) ((char *)(long)_prom_envp[(index)])
-
int init_debug;
static int mips_revision_corid;
@@ -62,74 +52,6 @@ unsigned long _pcictrl_gt64120;
/* MIPS System controller register base */
unsigned long _pcictrl_msc;
-char *prom_getenv(char *envname)
-{
- /*
- * Return a pointer to the given environment variable.
- * In 64-bit mode: we're using 64-bit pointers, but all pointers
- * in the PROM structures are only 32-bit, so we need some
- * workarounds, if we are running in 64-bit mode.
- */
- int i, index=0;
-
- i = strlen(envname);
-
- while (prom_envp(index)) {
- if(strncmp(envname, prom_envp(index), i) == 0) {
- return(prom_envp(index+1));
- }
- index += 2;
- }
-
- return NULL;
-}
-
-static inline unsigned char str2hexnum(unsigned char c)
-{
- if (c >= '0' && c <= '9')
- return c - '0';
- if (c >= 'a' && c <= 'f')
- return c - 'a' + 10;
- return 0; /* foo */
-}
-
-static inline void str2eaddr(unsigned char *ea, unsigned char *str)
-{
- int i;
-
- for (i = 0; i < 6; i++) {
- unsigned char num;
-
- if((*str == '.') || (*str == ':'))
- str++;
- num = str2hexnum(*str++) << 4;
- num |= (str2hexnum(*str++));
- ea[i] = num;
- }
-}
-
-int get_ethernet_addr(char *ethernet_addr)
-{
- char *ethaddr_str;
-
- ethaddr_str = prom_getenv("ethaddr");
- if (!ethaddr_str) {
- printk("ethaddr not set in boot prom\n");
- return -1;
- }
- str2eaddr(ethernet_addr, ethaddr_str);
-
- if (init_debug > 1) {
- int i;
- printk("get_ethernet_addr: ");
- for (i=0; i<5; i++)
- printk("%02x:", (unsigned char)*(ethernet_addr+i));
- printk("%02x\n", *(ethernet_addr+i));
- }
-
- return 0;
-}
-
#ifdef CONFIG_SERIAL_8250_CONSOLE
static void __init console_config(void)
{
@@ -138,8 +60,8 @@ static void __init console_config(void)
char parity = '\0', bits = '\0', flow = '\0';
char *s;
- if ((strstr(prom_getcmdline(), "console=")) == NULL) {
- s = prom_getenv("modetty0");
+ if ((strstr(fw_getcmdline(), "console=")) == NULL) {
+ s = fw_getenv("modetty0");
if (s) {
while (*s >= '0' && *s <= '9')
baud = baud*10 + *s++ - '0';
@@ -159,7 +81,7 @@ static void __init console_config(void)
if (flow == '\0')
flow = 'r';
sprintf(console_string, " console=ttyS0,%d%c%c%c", baud, parity, bits, flow);
- strcat(prom_getcmdline(), console_string);
+ strcat(fw_getcmdline(), console_string);
pr_info("Config serial console:%s\n", console_string);
}
}
@@ -193,10 +115,6 @@ extern struct plat_smp_ops msmtc_smp_ops;
void __init prom_init(void)
{
- prom_argc = fw_arg0;
- _prom_argv = (int *) fw_arg1;
- _prom_envp = (int *) fw_arg2;
-
mips_display_message("LINUX");
/*
@@ -353,8 +271,8 @@ void __init prom_init(void)
board_nmi_handler_setup = mips_nmi_setup;
board_ejtag_handler_setup = mips_ejtag_setup;
- prom_init_cmdline();
- prom_meminit();
+ fw_init_cmdline();
+ fw_meminit();
#ifdef CONFIG_SERIAL_8250_CONSOLE
console_config();
#endif
diff --git a/arch/mips/mti-malta/malta-memory.c b/arch/mips/mti-malta/malta-memory.c
index f3d43aa..aacc796 100644
--- a/arch/mips/mti-malta/malta-memory.c
+++ b/arch/mips/mti-malta/malta-memory.c
@@ -27,30 +27,16 @@
#include <asm/bootinfo.h>
#include <asm/page.h>
#include <asm/sections.h>
+#include <asm/fw/fw.h>
#include <asm/mips-boards/prom.h>
-/*#define DEBUG*/
-
-enum yamon_memtypes {
- yamon_dontuse,
- yamon_prom,
- yamon_free,
-};
-static struct prom_pmemblock mdesc[PROM_MAX_PMEMBLOCKS];
-
-#ifdef DEBUG
-static char *mtypes[3] = {
- "Dont use memory",
- "YAMON PROM memory",
- "Free memory",
-};
-#endif
+static fw_memblock_t mdesc[FW_MAX_MEMBLOCKS];
/* determined physical memory size, not overridden by command line args */
unsigned long physical_memsize = 0L;
-static struct prom_pmemblock * __init prom_getmdesc(void)
+fw_memblock_t * __init fw_getmdesc(void)
{
char *memsize_str;
unsigned int memsize;
@@ -58,15 +44,12 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
static char cmdline[COMMAND_LINE_SIZE] __initdata;
/* otherwise look in the environment */
- memsize_str = prom_getenv("memsize");
+ memsize_str = fw_getenv("memsize");
if (!memsize_str) {
printk(KERN_WARNING
"memsize not set in boot prom, set to default (32Mb)\n");
physical_memsize = 0x02000000;
} else {
-#ifdef DEBUG
- pr_debug("prom_memsize = %s\n", memsize_str);
-#endif
physical_memsize = simple_strtol(memsize_str, NULL, 0);
}
@@ -90,11 +73,11 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
memset(mdesc, 0, sizeof(mdesc));
- mdesc[0].type = yamon_dontuse;
+ mdesc[0].type = fw_dontuse;
mdesc[0].base = 0x00000000;
mdesc[0].size = 0x00001000;
- mdesc[1].type = yamon_prom;
+ mdesc[1].type = fw_code;
mdesc[1].base = 0x00001000;
mdesc[1].size = 0x000ef000;
@@ -105,55 +88,44 @@ static struct prom_pmemblock * __init prom_getmdesc(void)
* This mean that this area can't be used as DMA memory for PCI
* devices.
*/
- mdesc[2].type = yamon_dontuse;
+ mdesc[2].type = fw_dontuse;
mdesc[2].base = 0x000f0000;
mdesc[2].size = 0x00010000;
- mdesc[3].type = yamon_dontuse;
+ mdesc[3].type = fw_dontuse;
mdesc[3].base = 0x00100000;
mdesc[3].size = CPHYSADDR(PFN_ALIGN((unsigned long)&_end)) - mdesc[3].base;
- mdesc[4].type = yamon_free;
+ mdesc[4].type = fw_free;
mdesc[4].base = CPHYSADDR(PFN_ALIGN(&_end));
mdesc[4].size = memsize - mdesc[4].base;
return &mdesc[0];
}
-static int __init prom_memtype_classify(unsigned int type)
+static int __init fw_memtype_classify(unsigned int type)
{
switch (type) {
- case yamon_free:
+ case fw_free:
return BOOT_MEM_RAM;
- case yamon_prom:
+ case fw_code:
return BOOT_MEM_ROM_DATA;
default:
return BOOT_MEM_RESERVED;
}
}
-void __init prom_meminit(void)
+void __init fw_meminit(void)
{
- struct prom_pmemblock *p;
+ fw_memblock_t *p;
-#ifdef DEBUG
- pr_debug("YAMON MEMORY DESCRIPTOR dump:\n");
- p = prom_getmdesc();
- while (p->size) {
- int i = 0;
- pr_debug("[%d,%p]: base<%08lx> size<%08lx> type<%s>\n",
- i, p, p->base, p->size, mtypes[p->type]);
- p++;
- i++;
- }
-#endif
- p = prom_getmdesc();
+ p = fw_getmdesc();
while (p->size) {
long type;
unsigned long base, size;
- type = prom_memtype_classify(p->type);
+ type = fw_memtype_classify(p->type);
base = p->base;
size = p->size;
diff --git a/arch/mips/mti-malta/malta-setup.c b/arch/mips/mti-malta/malta-setup.c
index a855571..9e39376 100644
--- a/arch/mips/mti-malta/malta-setup.c
+++ b/arch/mips/mti-malta/malta-setup.c
@@ -25,9 +25,8 @@
#include <linux/screen_info.h>
#include <linux/time.h>
-#include <asm/bootinfo.h>
+#include <asm/fw/fw.h>
#include <asm/mips-boards/generic.h>
-#include <asm/mips-boards/prom.h>
#include <asm/mips-boards/malta.h>
#include <asm/mips-boards/maltaint.h>
#include <asm/dma.h>
@@ -176,7 +175,7 @@ static void __init pci_clock_check(void)
33, 20, 25, 30, 12, 16, 37, 10
};
int pciclock = pciclocks[jmpr];
- char *argptr = prom_getcmdline();
+ char *argptr = fw_getcmdline();
if (pciclock != 33 && !strstr(argptr, "idebus=")) {
printk(KERN_WARNING "WARNING: PCI clock is %dMHz, "
@@ -214,7 +213,7 @@ static void __init bonito_quirks_setup(void)
{
char *argptr;
- argptr = prom_getcmdline();
+ argptr = fw_getcmdline();
if (strstr(argptr, "debug")) {
BONITO_BONGENCFG |= BONITO_BONGENCFG_DEBUGMODE;
printk(KERN_INFO "Enabled Bonito debug mode\n");
@@ -226,7 +225,7 @@ static void __init bonito_quirks_setup(void)
BONITO_PCICACHECTRL |= BONITO_PCICACHECTRL_CPUCOH_EN;
printk(KERN_INFO "Enabled Bonito CPU coherency\n");
- argptr = prom_getcmdline();
+ argptr = fw_getcmdline();
if (strstr(argptr, "iobcuncached")) {
BONITO_PCICACHECTRL &= ~BONITO_PCICACHECTRL_IOBCCOH_EN;
BONITO_PCIMEMBASECFG = BONITO_PCIMEMBASECFG &
OpenPOWER on IntegriCloud