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-rw-r--r--board/amcc/ocotea/init.S82
-rw-r--r--board/amcc/sequoia/sdram.c21
-rw-r--r--board/hmi1001/hmi1001.c18
-rw-r--r--board/uc101/uc101.c18
4 files changed, 50 insertions, 89 deletions
diff --git a/board/amcc/ocotea/init.S b/board/amcc/ocotea/init.S
index 7e0b132..d211c71 100644
--- a/board/amcc/ocotea/init.S
+++ b/board/amcc/ocotea/init.S
@@ -22,55 +22,7 @@
#include <ppc_asm.tmpl>
#include <config.h>
-
-/* General */
-#define TLB_VALID 0x00000200
-#define _256M 0x10000000
-
-/* Supported page sizes */
-
-#define SZ_1K 0x00000000
-#define SZ_4K 0x00000010
-#define SZ_16K 0x00000020
-#define SZ_64K 0x00000030
-#define SZ_256K 0x00000040
-#define SZ_1M 0x00000050
-#define SZ_8M 0x00000060
-#define SZ_16M 0x00000070
-#define SZ_256M 0x00000090
-
-/* Storage attributes */
-#define SA_W 0x00000800 /* Write-through */
-#define SA_I 0x00000400 /* Caching inhibited */
-#define SA_M 0x00000200 /* Memory coherence */
-#define SA_G 0x00000100 /* Guarded */
-#define SA_E 0x00000080 /* Endian */
-
-/* Access control */
-#define AC_X 0x00000024 /* Execute */
-#define AC_W 0x00000012 /* Write */
-#define AC_R 0x00000009 /* Read */
-
-/* Some handy macros */
-
-#define EPN(e) ((e) & 0xfffffc00)
-#define TLB0(epn,sz) ( (EPN((epn)) | (sz) | TLB_VALID ) )
-#define TLB1(rpn,erpn) ( ((rpn)&0xfffffc00) | (erpn) )
-#define TLB2(a) ( (a)&0x00000fbf )
-
-#define tlbtab_start\
- mflr r1 ;\
- bl 0f ;
-
-#define tlbtab_end\
- .long 0, 0, 0 ; \
-0: mflr r0 ; \
- mtlr r1 ; \
- blr ;
-
-#define tlbentry(epn,sz,rpn,erpn,attr)\
- .long TLB0(epn,sz),TLB1(rpn,erpn),TLB2(attr)
-
+#include <asm-ppc/mmu.h>
/**************************************************************************
* TLB TABLE
@@ -83,19 +35,23 @@
*
*************************************************************************/
- .section .bootpg,"ax"
- .globl tlbtab
+ .section .bootpg,"ax"
+ .globl tlbtab
tlbtab:
- tlbtab_start
- tlbentry( 0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I )
- tlbentry( CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I )
- tlbentry( CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X )
- tlbentry( CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X )
- tlbentry( CFG_SDRAM_BASE, SZ_256M, 0x00000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
- tlbentry( CFG_SDRAM_BASE + 0x10000000, SZ_256M, 0x10000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
- tlbentry( CFG_SDRAM_BASE + 0x20000000, SZ_256M, 0x20000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
- tlbentry( CFG_SDRAM_BASE + 0x30000000, SZ_256M, 0x30000000, 0, AC_R|AC_W|AC_X|SA_G|SA_I )
- tlbentry( CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I )
- tlbentry( CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I )
- tlbtab_end
+ tlbtab_start
+
+ tlbentry(0xf0000000, SZ_256M, 0xf0000000, 1, AC_R|AC_W|AC_X|SA_G|SA_I)
+
+ /*
+ * TLB entries for SDRAM are not needed on this platform.
+ * They are dynamically generated in the SPD DDR(2) detection
+ * routine.
+ */
+
+ tlbentry(CFG_PERIPHERAL_BASE, SZ_256M, 0x40000000, 1, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_ISRAM_BASE, SZ_4K, 0x80000000, 0, AC_R|AC_W|AC_X)
+ tlbentry(CFG_ISRAM_BASE + 0x1000, SZ_4K, 0x80001000, 0, AC_R|AC_W|AC_X)
+ tlbentry(CFG_PCI_BASE, SZ_256M, 0x00000000, 2, AC_R|AC_W|SA_G|SA_I)
+ tlbentry(CFG_PCI_MEMBASE, SZ_256M, 0x00000000, 3, AC_R|AC_W|SA_G|SA_I)
+ tlbtab_end
diff --git a/board/amcc/sequoia/sdram.c b/board/amcc/sequoia/sdram.c
index 77f1438..f8b837e 100644
--- a/board/amcc/sequoia/sdram.c
+++ b/board/amcc/sequoia/sdram.c
@@ -6,7 +6,7 @@
* Alain Saurel, AMCC/IBM, alain.saurel@fr.ibm.com
* Robert Snyder, AMCC/IBM, rob.snyder@fr.ibm.com
*
- * (C) Copyright 2006
+ * (C) Copyright 2006-2007
* Stefan Roese, DENX Software Engineering, sr@denx.de.
*
* This program is free software; you can redistribute it and/or
@@ -379,16 +379,18 @@ void denali_core_search_data_eye(unsigned long memory_size)
long int initdram (int board_type)
{
#if !defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL)
+ ulong speed = get_bus_freq(0);
+
mtsdram(DDR0_02, 0x00000000);
mtsdram(DDR0_00, 0x0000190A);
mtsdram(DDR0_01, 0x01000000);
mtsdram(DDR0_03, 0x02030602);
- mtsdram(DDR0_04, 0x13030300);
- mtsdram(DDR0_05, 0x0202050E);
- mtsdram(DDR0_06, 0x0104C823);
+ mtsdram(DDR0_04, 0x0A020200);
+ mtsdram(DDR0_05, 0x02020308);
+ mtsdram(DDR0_06, 0x0102C812);
mtsdram(DDR0_07, 0x000D0100);
- mtsdram(DDR0_08, 0x02360001);
+ mtsdram(DDR0_08, 0x02430001);
mtsdram(DDR0_09, 0x00011D5F);
mtsdram(DDR0_10, 0x00000300);
mtsdram(DDR0_11, 0x0027C800);
@@ -402,13 +404,16 @@ long int initdram (int board_type)
mtsdram(DDR0_22, 0x00267F0B);
mtsdram(DDR0_23, 0x00000000);
mtsdram(DDR0_24, 0x01010002);
- mtsdram(DDR0_26, 0x5B260181);
+ if (speed > 133333333)
+ mtsdram(DDR0_26, 0x5B26050C);
+ else
+ mtsdram(DDR0_26, 0x5B260408);
mtsdram(DDR0_27, 0x0000682B);
mtsdram(DDR0_28, 0x00000000);
mtsdram(DDR0_31, 0x00000000);
mtsdram(DDR0_42, 0x01000006);
- mtsdram(DDR0_43, 0x050A0200);
- mtsdram(DDR0_44, 0x00000005);
+ mtsdram(DDR0_43, 0x030A0200);
+ mtsdram(DDR0_44, 0x00000003);
mtsdram(DDR0_02, 0x00000001);
wait_for_dlllock();
diff --git a/board/hmi1001/hmi1001.c b/board/hmi1001/hmi1001.c
index 237e863..9fa0e74 100644
--- a/board/hmi1001/hmi1001.c
+++ b/board/hmi1001/hmi1001.c
@@ -103,9 +103,9 @@ long int initdram (int board_type)
/* find RAM size using SDRAM CS0 only */
sdram_start(0);
- test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
sdram_start(1);
- test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
if (test1 > test2) {
sdram_start(0);
dramsize = test1;
@@ -179,7 +179,7 @@ struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data)
return kbd_data;
}
-static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str)
+static int compare_magic (const struct kbd_data_t *kbd_data, char *str)
{
char s1 = str[0];
char s2;
@@ -222,11 +222,11 @@ static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str)
return 0;
}
-static uchar *key_match (const struct kbd_data_t *kbd_data)
+static char *key_match (const struct kbd_data_t *kbd_data)
{
- uchar magic[sizeof (kbd_magic_prefix) + 1];
- uchar *suffix;
- uchar *kbd_magic_keys;
+ char magic[sizeof (kbd_magic_prefix) + 1];
+ char *suffix;
+ char *kbd_magic_keys;
/*
* The following string defines the characters that can be appended
@@ -247,7 +247,7 @@ static uchar *key_match (const struct kbd_data_t *kbd_data)
sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
if (compare_magic(kbd_data, getenv(magic)) == 0) {
- uchar cmd_name[sizeof (kbd_command_prefix) + 1];
+ char cmd_name[sizeof (kbd_command_prefix) + 1];
char *cmd;
sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
@@ -267,7 +267,7 @@ int misc_init_r (void)
#ifdef CONFIG_PREBOOT
struct kbd_data_t kbd_data;
/* Decode keys */
- uchar *str = strdup (key_match (get_keys (&kbd_data)));
+ char *str = strdup (key_match (get_keys (&kbd_data)));
/* Set or delete definition */
setenv ("preboot", str);
free (str);
diff --git a/board/uc101/uc101.c b/board/uc101/uc101.c
index b803585..7a6b3be 100644
--- a/board/uc101/uc101.c
+++ b/board/uc101/uc101.c
@@ -170,9 +170,9 @@ long int initdram (int board_type)
/* find RAM size using SDRAM CS0 only */
sdram_start(0);
- test1 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ test1 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
sdram_start(1);
- test2 = get_ram_size((ulong *)CFG_SDRAM_BASE, 0x20000000);
+ test2 = get_ram_size((long *)CFG_SDRAM_BASE, 0x20000000);
if (test1 > test2) {
sdram_start(0);
dramsize = test1;
@@ -266,7 +266,7 @@ struct kbd_data_t* get_keys (struct kbd_data_t *kbd_data)
return kbd_data;
}
-static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str)
+static int compare_magic (const struct kbd_data_t *kbd_data, char *str)
{
char s1 = str[0];
@@ -283,11 +283,11 @@ static int compare_magic (const struct kbd_data_t *kbd_data, uchar *str)
return 0;
}
-static uchar *key_match (const struct kbd_data_t *kbd_data)
+static char *key_match (const struct kbd_data_t *kbd_data)
{
- uchar magic[sizeof (kbd_magic_prefix) + 1];
- uchar *suffix;
- uchar *kbd_magic_keys;
+ char magic[sizeof (kbd_magic_prefix) + 1];
+ char *suffix;
+ char *kbd_magic_keys;
/*
* The following string defines the characters that can be appended
@@ -308,7 +308,7 @@ static uchar *key_match (const struct kbd_data_t *kbd_data)
sprintf (magic, "%s%c", kbd_magic_prefix, *suffix);
if (compare_magic(kbd_data, getenv(magic)) == 0) {
- uchar cmd_name[sizeof (kbd_command_prefix) + 1];
+ char cmd_name[sizeof (kbd_command_prefix) + 1];
char *cmd;
sprintf (cmd_name, "%s%c", kbd_command_prefix, *suffix);
@@ -331,7 +331,7 @@ int misc_init_r (void)
#ifdef CONFIG_PREBOOT
struct kbd_data_t kbd_data;
/* Decode keys */
- uchar *str = strdup (key_match (get_keys (&kbd_data)));
+ char *str = strdup (key_match (get_keys (&kbd_data)));
/* Set or delete definition */
setenv ("preboot", str);
free (str);
generated by cgit v1.1 at 2024-11-17 05:25:53 +0000