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-rw-r--r--board/mpl/common/common_util.c133
-rw-r--r--board/mpl/common/common_util.h4
-rw-r--r--board/mpl/common/flash.c155
-rw-r--r--board/mpl/common/isa.c75
-rw-r--r--board/mpl/common/isa.h12
-rw-r--r--board/mpl/common/pci_parts.h9
-rw-r--r--board/mpl/common/piix4_pci.h2
-rw-r--r--board/mpl/mip405/cmd_mip405.c5
-rw-r--r--board/mpl/mip405/init.S24
-rw-r--r--board/mpl/mip405/mip405.c7
-rw-r--r--board/mpl/mip405/mip405.h7
-rw-r--r--board/mpl/pip405/init.S159
-rw-r--r--board/mpl/pip405/pip405.c17
-rw-r--r--board/mpl/pip405/pip405.h116
-rw-r--r--board/sixnet/flash.c44
-rw-r--r--board/sixnet/sixnet.c68
16 files changed, 476 insertions, 361 deletions
diff --git a/board/mpl/common/common_util.c b/board/mpl/common/common_util.c
index e2672f7..30dcdad 100644
--- a/board/mpl/common/common_util.c
+++ b/board/mpl/common/common_util.c
@@ -375,138 +375,6 @@ void show_stdio_dev(void)
}
}
-/* ------------------------------------------------------------------------- */
-
- /* switches the cs0 and the cs1 to the locations.
- When boot is TRUE, the the mapping is switched
- to the boot configuration, If it is FALSE, the
- flash will be switched in the boot area */
-
-#undef SW_CS_DBG
-#ifdef SW_CS_DBG
-#define SW_CS_PRINTF(fmt,args...) printf (fmt ,##args)
-#else
-#define SW_CS_PRINTF(fmt,args...)
-#endif
-
-#if defined(CONFIG_PIP405) || defined(CONFIG_MIP405)
-int switch_cs(unsigned char boot)
-{
- unsigned long pbcr;
- int mode;
-
- mode=get_boot_mode();
- mtdcr(ebccfga, pb0cr);
- pbcr = mfdcr (ebccfgd);
- if (mode & BOOT_MPS) {
- /* Boot width = 8 bit MPS Boot, set up MPS on CS0 */
- /* we need only to switch if boot from MPS */
- /* printf(" MPS boot mode detected. ");*/
- /* printf("cs0 cfg: %lx\n",pbcr); */
- if(boot) {
- /* switch to boot configuration */
- /* this is a 8bit boot, switch cs0 to flash location */
- SW_CS_PRINTF("switch to boot mode (MPS on High address\n");
- pbcr&=0x000FFFFF; /*mask base address of the cs0 */
- pbcr|=(FLASH_BASE0_PRELIM & 0xFFF00000);
- mtdcr(ebccfga, pb0cr);
- mtdcr(ebccfgd, pbcr);
- SW_CS_PRINTF(" new cs0 cfg: %lx\n",pbcr);
- mtdcr(ebccfga, pb1cr); /* get cs1 config reg (flash) */
- pbcr = mfdcr(ebccfgd);
- SW_CS_PRINTF(" old cs1 cfg: %lx\n",pbcr);
- pbcr&=0x000FFFFF; /*mask base address of the cs1 */
- pbcr|=(MULTI_PURPOSE_SOCKET_ADDR & 0xFFF00000);
- mtdcr(ebccfga, pb1cr);
- mtdcr(ebccfgd, pbcr);
- SW_CS_PRINTF(" new cs1 cfg: %lx, MPS is on High Address\n",pbcr);
- }
- else {
- /* map flash to boot area, */
- SW_CS_PRINTF("map Flash to boot area\n");
- pbcr&=0x000FFFFF; /*mask base address of the cs0 */
- pbcr|=(MULTI_PURPOSE_SOCKET_ADDR & 0xFFF00000);
- mtdcr(ebccfga, pb0cr);
- mtdcr(ebccfgd, pbcr);
- SW_CS_PRINTF(" new cs0 cfg: %lx\n",pbcr);
- mtdcr(ebccfga, pb1cr); /* get cs1 config reg (flash) */
- pbcr = mfdcr(ebccfgd);
- SW_CS_PRINTF(" cs1 cfg: %lx\n",pbcr);
- pbcr&=0x000FFFFF; /*mask base address of the cs1 */
- pbcr|=(FLASH_BASE0_PRELIM & 0xFFF00000);
- mtdcr(ebccfga, pb1cr);
- mtdcr(ebccfgd, pbcr);
- SW_CS_PRINTF(" new cs1 cfg: %lx Flash is on High Address\n",pbcr);
- }
- return 1;
- }
- else {
- SW_CS_PRINTF("Normal boot, no switching necessary\n");
- return 0;
- }
-
-}
-
-int get_boot_mode(void)
-{
- unsigned long pbcr;
- int res = 0;
- pbcr = mfdcr (strap);
- if ((pbcr & PSR_ROM_WIDTH_MASK) == 0)
- /* boot via MPS or MPS mapping */
- res = BOOT_MPS;
- if(pbcr & PSR_ROM_LOC)
- /* boot via PCI.. */
- res |= BOOT_PCI;
- return res;
-}
-
-/* Setup cs0 parameter finally.
- Map the flash high (in boot area)
- This code can only be executed from SDRAM (after relocation).
-*/
-void setup_cs_reloc(void)
-{
- unsigned long pbcr;
- /* Since we are relocated, we can set-up the CS finaly
- * but first of all, switch off PCI mapping (in case it was a PCI boot) */
- out32r(PMM0MA,0L);
- icache_enable (); /* we are relocated */
- /* for PCI Boot, we have to set-up the remaining CS correctly */
- pbcr = mfdcr (strap);
- if(pbcr & PSR_ROM_LOC) {
- /* boot via PCI.. */
- if ((pbcr & PSR_ROM_WIDTH_MASK) == 0) {
- /* Boot width = 8 bit MPS Boot, set up MPS on CS0 */
- #ifdef DEBUG
- printf("Mapping MPS to CS0 @ 0x%lx\n",(MPS_CR_B & 0xfff00000));
- #endif
- mtdcr (ebccfga, pb0ap);
- mtdcr (ebccfgd, MPS_AP);
- mtdcr (ebccfga, pb0cr);
- mtdcr (ebccfgd, MPS_CR_B);
- }
- else {
- /* Flash boot, set up the Flash on CS0 */
- #ifdef DEBUG
- printf("Mapping Flash to CS0 @ 0x%lx\n",(FLASH_CR_B & 0xfff00000));
- #endif
- mtdcr (ebccfga, pb0ap);
- mtdcr (ebccfgd, FLASH_AP);
- mtdcr (ebccfga, pb0cr);
- mtdcr (ebccfgd, FLASH_CR_B);
- }
- }
- switch_cs(0); /* map Flash High */
-}
-
-
-#elif defined(CONFIG_VCMA9)
-int switch_cs(unsigned char boot)
-{
- return 0;
-}
-#endif /* CONFIG_VCMA9 */
int do_mplcommon(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
@@ -625,6 +493,7 @@ void doc_init (void)
#ifdef CONFIG_CONSOLE_EXTRA_INFO
extern GraphicDevice ctfb;
+extern int get_boot_mode(void);
void video_get_info_str (int line_number, char *info)
{
diff --git a/board/mpl/common/common_util.h b/board/mpl/common/common_util.h
index bcc7922..8f2ec03 100644
--- a/board/mpl/common/common_util.h
+++ b/board/mpl/common/common_util.h
@@ -31,10 +31,8 @@ typedef struct {
} backup_t;
void get_backup_values(backup_t *buf);
-int switch_cs(unsigned char boot);
+
#if defined(CONFIG_PIP405) || defined(CONFIG_MIP405)
-int get_boot_mode(void);
-void setup_cs_reloc(void);
#define BOOT_MPS 0x01
#define BOOT_PCI 0x02
#endif
diff --git a/board/mpl/common/flash.c b/board/mpl/common/flash.c
index 4bdb8bd..99f97d7 100644
--- a/board/mpl/common/flash.c
+++ b/board/mpl/common/flash.c
@@ -39,6 +39,13 @@
#include <ppc4xx.h>
#include <asm/processor.h>
#include "common_util.h"
+#if defined(CONFIG_MIP405)
+#include "../mip405/mip405.h"
+#endif
+#if defined(CONFIG_PIP405)
+#include "../pip405/pip405.h"
+#endif
+#include <405gp_pci.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/*-----------------------------------------------------------------------
@@ -66,23 +73,102 @@ void unlock_intel_sectors(flash_info_t *info,ulong addr,ulong cnt);
#define TRUE 1
/*-----------------------------------------------------------------------
+ * Some CS switching routines:
+ *
+ * On PIP/MIP405 we have 3 (4) possible boot mode
+ *
+ * - Boot from Flash (Flash CS = CS0, MPS CS = CS1)
+ * - Boot from MPS (Flash CS = CS1, MPS CS = CS0)
+ * - Boot from PCI with Flash map (Flash CS = CS0, MPS CS = CS1)
+ * - Boot from PCI with MPS map (Flash CS = CS1, MPS CS = CS0)
+ * The flash init is the first board specific routine which is called
+ * after code relocation (running from SDRAM)
+ * The first thing we do is to map the Flash CS to the Flash area and
+ * the MPS CS to the MPS area. Since the flash size is unknown at this
+ * point, we use the max flash size and the lowest flash address as base.
+ *
+ * After flash detection we adjust the size of the CS area accordingly.
+ * The board_init_r will fill in wrong values in the board init structure,
+ * but this will be fixed in the misc_init_r routine:
+ * bd->bi_flashstart=0-flash_info[0].size
+ * bd->bi_flashsize=flash_info[0].size-CFG_MONITOR_LEN
+ * bd->bi_flashoffset=0
+ *
*/
+int get_boot_mode(void)
+{
+ unsigned long pbcr;
+ int res = 0;
+ pbcr = mfdcr (strap);
+ if ((pbcr & PSR_ROM_WIDTH_MASK) == 0)
+ /* boot via MPS or MPS mapping */
+ res = BOOT_MPS;
+ if(pbcr & PSR_ROM_LOC)
+ /* boot via PCI.. */
+ res |= BOOT_PCI;
+ return res;
+}
+
+/* Map the flash high (in boot area)
+ This code can only be executed from SDRAM (after relocation).
+*/
+void setup_cs_reloc(void)
+{
+ int mode;
+ /* Since we are relocated, we can set-up the CS finaly
+ * but first of all, switch off PCI mapping (in case it was a PCI boot) */
+ out32r(PMM0MA,0L);
+ icache_enable (); /* we are relocated */
+ /* get boot mode */
+ mode=get_boot_mode();
+ /* we map the flash high in every case */
+ /* first findout on which cs the flash is */
+ if(mode & BOOT_MPS) {
+ /* map flash high on CS1 and MPS on CS0 */
+ mtdcr (ebccfga, pb0ap);
+ mtdcr (ebccfgd, MPS_AP);
+ mtdcr (ebccfga, pb0cr);
+ mtdcr (ebccfgd, MPS_CR);
+ /* we use the default values (max values) for the flash
+ * because its real size is not yet known */
+ mtdcr (ebccfga, pb1ap);
+ mtdcr (ebccfgd, FLASH_AP);
+ mtdcr (ebccfga, pb1cr);
+ mtdcr (ebccfgd, FLASH_CR_B);
+ }
+ else {
+ /* map flash high on CS0 and MPS on CS1 */
+ mtdcr (ebccfga, pb1ap);
+ mtdcr (ebccfgd, MPS_AP);
+ mtdcr (ebccfga, pb1cr);
+ mtdcr (ebccfgd, MPS_CR);
+ /* we use the default values (max values) for the flash
+ * because its real size is not yet known */
+ mtdcr (ebccfga, pb0ap);
+ mtdcr (ebccfgd, FLASH_AP);
+ mtdcr (ebccfga, pb0cr);
+ mtdcr (ebccfgd, FLASH_CR_B);
+ }
+}
+
unsigned long flash_init (void)
{
- unsigned long size_b0, size_b1;
- int i;
+ unsigned long size_b0, size_b1,flashcr;
+ int mode, i;
+ extern char version_string;
+ char *p=&version_string;
/* Since we are relocated, we can set-up the CS finally */
setup_cs_reloc();
/* get and display boot mode */
- i=get_boot_mode();
- if(i & BOOT_PCI)
- printf("(PCI Boot %s Map) ",(i & BOOT_MPS) ?
+ mode=get_boot_mode();
+ if(mode & BOOT_PCI)
+ printf("(PCI Boot %s Map) ",(mode & BOOT_MPS) ?
"MPS" : "Flash");
else
- printf("(%s Boot) ",(i & BOOT_MPS) ?
+ printf("(%s Boot) ",(mode & BOOT_MPS) ?
"MPS" : "Flash");
/* Init: no FLASHes known */
for (i=0; i<CFG_MAX_FLASH_BANKS; ++i) {
@@ -91,7 +177,7 @@ unsigned long flash_init (void)
/* Static FLASH Bank configuration here - FIXME XXX */
- size_b0 = flash_get_size((vu_long *)FLASH_BASE0_PRELIM, &flash_info[0]);
+ size_b0 = flash_get_size((vu_long *)CFG_MONITOR_BASE, &flash_info[0]);
if (flash_info[0].flash_id == FLASH_UNKNOWN) {
printf ("## Unknown FLASH on Bank 0 - Size = 0x%08lx = %ld MB\n",
@@ -109,8 +195,31 @@ unsigned long flash_init (void)
flash_info[0].protect[flash_info[0].sector_count-1] = 1;
size_b1 = 0 ;
flash_info[0].size = size_b0;
+ /* set up flash cs according to the size */
+ if(mode & BOOT_MPS) {
+ /* flash is on CS1 */
+ mtdcr(ebccfga, pb1cr);
+ flashcr = mfdcr (ebccfgd);
+ /* we map the flash high in every case */
+ flashcr&=0x0001FFFF; /* mask out address bits */
+ flashcr|= ((0-flash_info[0].size) & 0xFFF00000); /* start addr */
+ flashcr|= (((flash_info[0].size >>21) & 0x07) << 17); /* size addr */
+ mtdcr(ebccfga, pb1cr);
+ mtdcr(ebccfgd, flashcr);
+ }
+ else {
+ /* flash is on CS0 */
+ mtdcr(ebccfga, pb0cr);
+ flashcr = mfdcr (ebccfgd);
+ /* we map the flash high in every case */
+ flashcr&=0x0001FFFF; /* mask out address bits */
+ flashcr|= ((0-flash_info[0].size) & 0xFFF00000); /* start addr */
+ flashcr|= (((flash_info[0].size >>21) & 0x07) << 17); /* size addr */
+ mtdcr(ebccfga, pb0cr);
+ mtdcr(ebccfgd, flashcr);
+ }
#if 0
- /* include this if you want to test if
+ /* enable this if you want to test if
the relocation has be done ok.
This will disable both Chipselects */
mtdcr (ebccfga, pb0cr);
@@ -119,6 +228,14 @@ unsigned long flash_init (void)
mtdcr (ebccfgd, 0L);
printf("CS0 & CS1 switched off for test\n");
#endif
+ /* patch version_string */
+ for(i=0;i<0x100;i++) {
+ if(*p=='\n') {
+ *p=0;
+ break;
+ }
+ p++;
+ }
return (size_b0);
}
@@ -171,6 +288,8 @@ void flash_print_info (flash_info_t *info)
break;
case FLASH_INTEL320T: printf ("TE28F320C3 (32 Mbit, top sector size)\n");
break;
+ case FLASH_AM640U: printf ("AM29LV640U (64 Mbit, uniform sector size)\n");
+ break;
default: printf ("Unknown Chip Type\n");
break;
}
@@ -211,7 +330,8 @@ void flash_print_info (flash_info_t *info)
/*-----------------------------------------------------------------------
- */
+
+*/
/*
* The following code cannot be run from FLASH!
@@ -220,7 +340,7 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
{
short i;
FLASH_WORD_SIZE value;
- ulong base = (ulong)addr;
+ ulong base;
volatile FLASH_WORD_SIZE *addr2 = (FLASH_WORD_SIZE *)addr;
/* Write auto select command: read Manufacturer ID */
@@ -250,7 +370,7 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
return (0); /* no or unknown flash */
}
value = addr2[1]; /* device ID */
- /* printf("Device value %x\n",value); */
+ /* printf("Device value %x\n",value); */
switch (value) {
case (FLASH_WORD_SIZE)AMD_ID_F040B:
info->flash_id += FLASH_AM040;
@@ -292,12 +412,17 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
info->sector_count = 35;
info->size = 0x00200000;
break; /* => 2 MB */
-#if 0 /* enable when device IDs are available */
case (FLASH_WORD_SIZE)AMD_ID_LV320T:
info->flash_id += FLASH_AM320T;
info->sector_count = 67;
info->size = 0x00400000;
break; /* => 4 MB */
+ case (FLASH_WORD_SIZE)AMD_ID_LV640U:
+ info->flash_id += FLASH_AM640U;
+ info->sector_count = 128;
+ info->size = 0x00800000;
+ break; /* => 8 MB */
+#if 0 /* enable when device IDs are available */
case (FLASH_WORD_SIZE)AMD_ID_LV320B:
info->flash_id += FLASH_AM320B;
@@ -328,10 +453,12 @@ static ulong flash_get_size (vu_long *addr, flash_info_t *info)
return (0); /* => no or unknown flash */
}
-
+ /* base address calculation */
+ base=0-info->size;
/* set up sector start address table */
if (((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_SST) ||
- (info->flash_id == FLASH_AM040)){
+ (info->flash_id == FLASH_AM040) ||
+ (info->flash_id == FLASH_AM640U)){
for (i = 0; i < info->sector_count; i++)
info->start[i] = base + (i * 0x00010000);
}
diff --git a/board/mpl/common/isa.c b/board/mpl/common/isa.c
index 1788d51..793c34f 100644
--- a/board/mpl/common/isa.c
+++ b/board/mpl/common/isa.c
@@ -32,7 +32,6 @@
#include "kbd.h"
#include "video.h"
-extern int drv_isa_kbd_init (void);
#undef ISA_DEBUG
@@ -49,6 +48,9 @@ extern int drv_isa_kbd_init (void);
#define FALSE 0
#endif
+#if defined(CONFIG_PIP405)
+
+extern int drv_isa_kbd_init (void);
/* fdc (logical device 0) */
const SIO_LOGDEV_TABLE sio_fdc[] = {
@@ -183,7 +185,7 @@ void isa_sio_setup(void)
close_cfg_super_IO(0x3F0);
}
}
-
+#endif
/******************************************************************************
* IRQ Controller
@@ -202,7 +204,7 @@ static struct isa_irq_action isa_irqs[16];
/*
* This contains the irq mask for both 8259A irq controllers,
*/
-static unsigned int cached_irq_mask = 0xffff;
+static unsigned int cached_irq_mask = 0xfff9;
#define cached_imr1 (unsigned char)cached_irq_mask
#define cached_imr2 (unsigned char)(cached_irq_mask>>8)
@@ -387,19 +389,22 @@ int handle_isa_int(void)
isr2=in8(ISR_2);
isr1=in8(ISR_1);
irq=(unsigned char)irqack;
- if((irq==7)&&((isr1&0x80)==0)) {
+ irq-=32;
+/* if((irq==7)&&((isr1&0x80)==0)) {
PRINTF("IRQ7 detected but not in ISR\n");
}
else {
- /* we should handle cascaded interrupts here also */
- /* printf("ISA Irq %d\n",irq); */
- isa_irqs[irq].count++;
- if (isa_irqs[irq].handler != NULL)
- (*isa_irqs[irq].handler)(isa_irqs[irq].arg); /* call isr */
- else
+*/ /* we should handle cascaded interrupts here also */
{
- PRINTF ("bogus interrupt vector 0x%x\n", irq);
- }
+/* printf("ISA Irq %d\n",irq); */
+ isa_irqs[irq].count++;
+ if(irq!=2) { /* just swallow the cascade irq 2 */
+ if (isa_irqs[irq].handler != NULL)
+ (*isa_irqs[irq].handler)(isa_irqs[irq].arg); /* call isr */
+ else {
+ PRINTF ("bogus interrupt vector 0x%x\n", irq);
+ }
+ }
}
/* issue EOI instruction to clear the IRQ */
mask_and_ack_8259A(irq);
@@ -413,13 +418,13 @@ int handle_isa_int(void)
void isa_irq_install_handler(int vec, interrupt_handler_t *handler, void *arg)
{
- if (isa_irqs[vec].handler != NULL) {
- printf ("ISA Interrupt vector %d: handler 0x%x replacing 0x%x\n",
- vec, (uint)handler, (uint)isa_irqs[vec].handler);
- }
- isa_irqs[vec].handler = handler;
- isa_irqs[vec].arg = arg;
- enable_8259A_irq(vec);
+ if (isa_irqs[vec].handler != NULL) {
+ printf ("ISA Interrupt vector %d: handler 0x%x replacing 0x%x\n",
+ vec, (uint)handler, (uint)isa_irqs[vec].handler);
+ }
+ isa_irqs[vec].handler = handler;
+ isa_irqs[vec].arg = arg;
+ enable_8259A_irq(vec);
PRINTF ("Install ISA IRQ %d ==> %p, @ %p mask=%04x\n", vec, handler, &isa_irqs[vec].handler,cached_irq_mask);
}
@@ -427,9 +432,9 @@ void isa_irq_install_handler(int vec, interrupt_handler_t *handler, void *arg)
void isa_irq_free_handler(int vec)
{
disable_8259A_irq(vec);
- isa_irqs[vec].handler = NULL;
- isa_irqs[vec].arg = NULL;
- printf ("Free ISA IRQ %d mask=%04x\n", vec, cached_irq_mask);
+ isa_irqs[vec].handler = NULL;
+ isa_irqs[vec].arg = NULL;
+ PRINTF ("Free ISA IRQ %d mask=%04x\n", vec, cached_irq_mask);
}
@@ -448,16 +453,42 @@ void isa_init_irq_contr(void)
init_8259A();
out8(IMR_2,0xFF);
}
+/*************************************************************************/
+void isa_show_irq(void)
+{
+ int vec;
+
+ printf ("\nISA Interrupt-Information:\n");
+ printf ("Nr Routine Arg Count\n");
+
+ for (vec=0; vec<16; vec++) {
+ if (isa_irqs[vec].handler != NULL) {
+ printf ("%02d %08lx %08lx %d\n",
+ vec,
+ (ulong)isa_irqs[vec].handler,
+ (ulong)isa_irqs[vec].arg,
+ isa_irqs[vec].count);
+ }
+ }
+}
+
+int isa_irq_get_count(int vec)
+{
+ return(isa_irqs[vec].count);
+}
/******************************************************************
* Init the ISA bus and devices.
*/
+#if defined(CONFIG_PIP405)
int isa_init(void)
{
isa_sio_setup();
+ isa_init_irq_contr();
drv_isa_kbd_init();
return 0;
}
+#endif
diff --git a/board/mpl/common/isa.h b/board/mpl/common/isa.h
index 578222d..28ed219 100644
--- a/board/mpl/common/isa.h
+++ b/board/mpl/common/isa.h
@@ -21,12 +21,12 @@
* MA 02111-1307 USA
*/
-#ifndef _PIP405_ISA_H_
-#define _PIP405_ISA_H_
+#ifndef _ISA_H_
+#define _ISA_H_
/* Super IO */
#define SIO_CFG_PORT 0x3F0 /* Config Port Address */
-
+#if defined(CONFIG_PIP405)
/* table fore SIO initialization */
typedef struct {
const uchar index;
@@ -44,10 +44,14 @@ unsigned char read_cfg_super_IO(int address, unsigned char function, unsigned ch
void write_cfg_super_IO(int address, unsigned char function, unsigned char regaddr, unsigned char data);
void close_cfg_super_IO(int address);
void isa_sio_setup(void);
-void isa_sio_setup(void);
+#endif
+
void isa_irq_install_handler(int vec, interrupt_handler_t *handler, void *arg);
void isa_irq_free_handler(int vec);
int handle_isa_int(void);
+void isa_init_irq_contr(void);
+void isa_show_irq(void);
+int isa_irq_get_count(int vec);
#endif
diff --git a/board/mpl/common/pci_parts.h b/board/mpl/common/pci_parts.h
index e5627aa..a57b121 100644
--- a/board/mpl/common/pci_parts.h
+++ b/board/mpl/common/pci_parts.h
@@ -92,7 +92,7 @@ extern void pci_pip405_write_regs(struct pci_controller *,
/* PIIX4 ISA Bridge Function 0 */
static struct pci_pip405_config_entry piix4_isa_bridge_f0[] = {
{PCI_CFG_PIIX4_SERIRQ, 0xD0, 1}, /* enable Continous SERIRQ Pin */
- {PCI_CFG_PIIX4_GENCFG, 0x00010041, 4}, /* enable SERIRQs, ISA, PNP */
+ {PCI_CFG_PIIX4_GENCFG, 0x00018041, 4}, /* enable SERIRQs, ISA, PNP, GPI11 */
{PCI_CFG_PIIX4_TOM, 0xFE, 1}, /* Top of Memory */
{PCI_CFG_PIIX4_XBCS, 0x02C4, 2}, /* disable all peri CS */
{PCI_CFG_PIIX4_RTCCFG, 0x21, 1}, /* enable RTC */
@@ -106,6 +106,7 @@ static struct pci_pip405_config_entry piix4_isa_bridge_f0[] = {
/* PIIX4 IDE Controller Function 1 */
static struct pci_pip405_config_entry piix4_ide_cntrl_f1[] = {
+ {PCI_CFG_PIIX4_BMIBA, 0x0001000, 4}, /* set BMI to a valid address */
{PCI_COMMAND, 0x0001, 2}, /* enable IO access */
#if !defined(CONFIG_MIP405T)
{PCI_CFG_PIIX4_IDETIM, 0x80008000, 4}, /* enable Both IDE channels */
@@ -129,10 +130,10 @@ static struct pci_pip405_config_entry piix4_usb_cntrl_f2[] = {
/* PIIX4 Power Management Function 3 */
static struct pci_pip405_config_entry piix4_pmm_cntrl_f3[] = {
- {PCI_COMMAND, 0x0001, 2}, /* enable IO access */
- {PCI_CFG_PIIX4_PMAB, 0x00004000, 4}, /* set PMBA to "valid" value */
- {PCI_CFG_PIIX4_PMMISC, 0x01, 1}, /* enable PMBA IO access */
+ {PCI_CFG_PIIX4_PMBA, 0x00004000, 4}, /* set PMBA to "valid" value */
{PCI_CFG_PIIX4_SMBBA, 0x00005000, 4}, /* set SMBBA to "valid" value */
+ {PCI_CFG_PIIX4_PMMISC, 0x01, 1}, /* enable PMBA IO access */
+ {PCI_COMMAND, 0x0001, 2}, /* enable IO access */
{ } /* end of device table */
};
/* PPC405 Dummy only used to prevent autosetup on this host bridge */
diff --git a/board/mpl/common/piix4_pci.h b/board/mpl/common/piix4_pci.h
index 3c0523f..0ff802e 100644
--- a/board/mpl/common/piix4_pci.h
+++ b/board/mpl/common/piix4_pci.h
@@ -143,7 +143,7 @@
#define PCI_CFG_PIIX4_LEGSUP 0xC0
/* Function 3 Power Management */
-#define PCI_CFG_PIIX4_PMAB 0x40
+#define PCI_CFG_PIIX4_PMBA 0x40
#define PCI_CFG_PIIX4_CNTA 0x44
#define PCI_CFG_PIIX4_CNTB 0x48
#define PCI_CFG_PIIX4_GPICTL 0x4C
diff --git a/board/mpl/mip405/cmd_mip405.c b/board/mpl/mip405/cmd_mip405.c
index 0f28fa2..6fbc585 100644
--- a/board/mpl/mip405/cmd_mip405.c
+++ b/board/mpl/mip405/cmd_mip405.c
@@ -54,10 +54,13 @@ int do_mip405(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
return (do_mplcommon(cmdtp, flag, argc, argv));
}
U_BOOT_CMD(
- mip405, 6, 1, do_mip405,
+ mip405, 8, 1, do_mip405,
"mip405 - MIP405 specific Cmds\n",
"flash mem [SrcAddr] - updates U-Boot with image in memory\n"
"mip405 flash mps - updates U-Boot with image from MPS\n"
+ "mip405 info - displays board information\n"
+ "mip405 led <on> - switches LED on (on=1) or off (on=0)\n"
+ "mip405 mem [cnt] - Memory Test <cnt>-times, <cnt> = -1 loop forever\n"
);
/* ------------------------------------------------------------------------- */
diff --git a/board/mpl/mip405/init.S b/board/mpl/mip405/init.S
index 00bf739..3351b5b 100644
--- a/board/mpl/mip405/init.S
+++ b/board/mpl/mip405/init.S
@@ -87,19 +87,15 @@ ext_bus_cntlr_init:
mfdcr r4,ebccfgd
andi. r0, r4, 0x2000 /* mask out irrelevant bits */
- beq 0f /* jump if 8 bit bus width */
+ beq 0f /* jump if 8 bit bus width */
- /* setup 16 bit things (Flash Boot)
+ /* setup 16 bit things
*-----------------------------------------------------------------------
* Memory Bank 0 (16 Bit Flash) initialization
*---------------------------------------------------------------------- */
addi r4,0,pb0ap
mtdcr ebccfga,r4
-/* addis r4,0,0xFF8F */
-/* ori r4,r4,0xFE80 */
-/* addis r4,0,0x9B01 */
-/* ori r4,r4,0x5480 */
addis r4,0,(FLASH_AP_B)@h
ori r4,r4,(FLASH_AP_B)@l
mtdcr ebccfgd,r4
@@ -107,8 +103,6 @@ ext_bus_cntlr_init:
addi r4,0,pb0cr
mtdcr ebccfga,r4
/* BS=0x010(4MB),BU=0x3(R/W), */
-/* addis r4,0,((FLASH_BASE0_PRELIM & 0xFFF00000) | 0x00050000)@h */
-/* ori r4,r4,0xA000 / * BW=0x01(16 bits) */
addis r4,0,(FLASH_CR_B)@h
ori r4,r4,(FLASH_CR_B)@l
mtdcr ebccfgd,r4
@@ -123,21 +117,13 @@ ext_bus_cntlr_init:
/* 0x7F8FFE80 slowest boot */
addi r4,0,pb0ap
mtdcr ebccfga,r4
-#if 0
- addis r4,0,0x9B01
- ori r4,r4,0x5480
-#else
addis r4,0,(MPS_AP_B)@h
ori r4,r4,(MPS_AP_B)@l
-#endif
mtdcr ebccfgd,r4
addi r4,0,pb0cr
mtdcr ebccfga,r4
/* BS=0x010(4MB),BU=0x3(R/W), */
-/* addis r4,0,((FLASH_BASE0_PRELIM & 0xFFF00000) | 0x00050000)@h */
-/* ori r4,r4,0x8000 / * BW=0x0( 8 bits) */
-
addis r4,0,(MPS_CR_B)@h
ori r4,r4,(MPS_CR_B)@l
@@ -178,18 +164,18 @@ ext_bus_cntlr_init:
ori r4,r4,0x0000
mtdcr ebccfgd,r4
- addi r4,0,pb6cr
+ addi r4,0,pb6cr
mtdcr ebccfga,r4
addis r4,0,0x0000
ori r4,r4,0x0000
mtdcr ebccfgd,r4
- addi r4,0,pb7cr
+ addi r4,0,pb7cr
mtdcr ebccfga,r4
addis r4,0,0x0000
ori r4,r4,0x0000
mtdcr ebccfgd,r4
- nop /* pass2 DCR errata #8 */
+ nop /* pass2 DCR errata #8 */
blr
/*-----------------------------------------------------------------------------
diff --git a/board/mpl/mip405/mip405.c b/board/mpl/mip405/mip405.c
index 090041b..70eb5f4 100644
--- a/board/mpl/mip405/mip405.c
+++ b/board/mpl/mip405/mip405.c
@@ -667,9 +667,16 @@ static int test_dram (unsigned long ramsize)
/* used to check if the time in RTC is valid */
static unsigned long start;
static struct rtc_time tm;
+extern flash_info_t flash_info[]; /* info for FLASH chips */
int misc_init_r (void)
{
+ DECLARE_GLOBAL_DATA_PTR;
+ /* adjust flash start and size as well as the offset */
+ gd->bd->bi_flashstart=0-flash_info[0].size;
+ gd->bd->bi_flashsize=flash_info[0].size-CFG_MONITOR_LEN;
+ gd->bd->bi_flashoffset=0;
+
/* check, if RTC is running */
rtc_get (&tm);
start=get_timer(0);
diff --git a/board/mpl/mip405/mip405.h b/board/mpl/mip405/mip405.h
index f1e37ff..b1d91de 100644
--- a/board/mpl/mip405/mip405.h
+++ b/board/mpl/mip405/mip405.h
@@ -137,13 +137,13 @@ void user_led0(unsigned char on);
(FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
-#define FLASH_BS 2 /* 4 MByte */
+#define FLASH_BS FLASH_SIZE_PRELIM /* 4 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define FLASH_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define FLASH_BW 1 /* 16Bit */
/* CR register for Boot */
-#define FLASH_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
+#define FLASH_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
/* CR register for non Boot */
#define FLASH_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
@@ -172,11 +172,12 @@ void user_led0(unsigned char on);
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define MPS_BS 2 /* 4 MByte */
+#define MPS_BS_B FLASH_SIZE_PRELIM /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define MPS_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define MPS_BW 0 /* 8Bit */
/* CR register for Boot */
-#define MPS_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
+#define MPS_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (MPS_BS_B << 17) + (MPS_BU << 15) + (MPS_BW << 13))
/* CR register for non Boot */
#define MPS_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
diff --git a/board/mpl/pip405/init.S b/board/mpl/pip405/init.S
index a0c76dd..39f2ea5 100644
--- a/board/mpl/pip405/init.S
+++ b/board/mpl/pip405/init.S
@@ -41,17 +41,21 @@
#define _LINUX_CONFIG_H 1 /* avoid reading Linux autoconf.h file */
-#include "configs/PIP405.h"
+#include <configs/PIP405.h>
#include <ppc_asm.tmpl>
#include <ppc_defs.h>
#include <asm/cache.h>
#include <asm/mmu.h>
+#include "pip405.h"
+ .globl ext_bus_cntlr_init
+ ext_bus_cntlr_init:
+ mflr r4 /* save link register */
+ mfdcr r3,strap /* get strapping reg */
+ andi. r0, r3, PSR_ROM_LOC /* mask out irrelevant bits */
+ bnelr /* jump back if PCI boot */
- .globl ext_bus_cntlr_init
-ext_bus_cntlr_init:
- mflr r4 /* save link register */
bl ..getAddr
..getAddr:
mflr r3 /* get address of ..getAddr */
@@ -82,7 +86,7 @@ ext_bus_cntlr_init:
mfdcr r4,ebccfgd
andi. r0, r4, 0x2000 /* mask out irrelevant bits */
- beq 0f /* jump if 8 bit bus width */
+ beq 0f /* jump if 8 bit bus width */
/* setup 16 bit things
*-----------------------------------------------------------------------
@@ -90,74 +94,49 @@ ext_bus_cntlr_init:
*---------------------------------------------------------------------- */
addi r4,0,pb0ap
- mtdcr ebccfga,r4
- addis r4,0,0x9B01
- ori r4,r4,0x5480
- mtdcr ebccfgd,r4
-
- addi r4,0,pb0cr
- mtdcr ebccfga,r4
- /* BS=0x011(8MB),BU=0x3(R/W), */
- addis r4,0,((FLASH_BASE0_PRELIM & 0xFFF00000) | 0x00050000)@h
- ori r4,r4,0xA000 /* BW=0x01(16 bits) */
- mtdcr ebccfgd,r4
-
- /*-----------------------------------------------------------------------
- * Memory Bank 1 (Multi Purpose Socket) initialization
- *----------------------------------------------------------------------*/
- addi r4,0,pb1ap
- mtdcr ebccfga,r4
- addis r4,0,0x0281
- ori r4,r4,0x5480
- mtdcr ebccfgd,r4
-
- addi r4,0,pb1cr
- mtdcr ebccfga,r4
- /* BS=0x011(8MB),BU=0x3(R/W), */
- addis r4,0,((MULTI_PURPOSE_SOCKET_ADDR & 0xFFF00000) | 0x00050000)@h
- ori r4,r4,0x8000 /* BW=0x0( 8 bits) */
- mtdcr ebccfgd,r4
+ mtdcr ebccfga,r4
+ addis r4,0,(FLASH_AP_B)@h
+ ori r4,r4,(FLASH_AP_B)@l
+ mtdcr ebccfgd,r4
+
+ addi r4,0,pb0cr
+ mtdcr ebccfga,r4
+ /* BS=0x010(4MB),BU=0x3(R/W), */
+ addis r4,0,(FLASH_CR_B)@h
+ ori r4,r4,(FLASH_CR_B)@l
+ mtdcr ebccfgd,r4
b 1f
0:
- /* 8Bit boot mode: */
+ /* 8Bit boot mode: */
/*-----------------------------------------------------------------------
- * Memory Bank 0 Multi Purpose Socket initialization
- *----------------------------------------------------------------------- */
-
+ * Memory Bank 0 Multi Purpose Socket initialization
+ *----------------------------------------------------------------------- */
+ /* 0x7F8FFE80 slowest boot */
addi r4,0,pb0ap
- mtdcr ebccfga,r4
- addis r4,0,0x9B01
- ori r4,r4,0x5480
- mtdcr ebccfgd,r4
+ mtdcr ebccfga,r4
+ addis r4,0,(MPS_AP_B)@h
+ ori r4,r4,(MPS_AP_B)@l
+ mtdcr ebccfgd,r4
+
+ addi r4,0,pb0cr
+ mtdcr ebccfga,r4
+ /* BS=0x010(4MB),BU=0x3(R/W), */
+ addis r4,0,(MPS_CR_B)@h
+ ori r4,r4,(MPS_CR_B)@l
+ mtdcr ebccfgd,r4
- addi r4,0,pb0cr
- mtdcr ebccfga,r4
- /* BS=0x011(4MB),BU=0x3(R/W), */
- addis r4,0,((FLASH_BASE0_PRELIM & 0xFFF00000) | 0x00050000)@h
- ori r4,r4,0x8000 /* BW=0x0( 8 bits) */
- mtdcr ebccfgd,r4
+1:
/*-----------------------------------------------------------------------
- * Memory Bank 1 (Flash) initialization
+ * Memory Bank 2-3-4-5-6 (not used) initialization
*-----------------------------------------------------------------------*/
- addi r4,0,pb1ap
- mtdcr ebccfga,r4
- addis r4,0,0x0281
- ori r4,r4,0x5480
- mtdcr ebccfgd,r4
-
addi r4,0,pb1cr
mtdcr ebccfga,r4
- /* BS=0x011(8MB),BU=0x3(R/W), */
- addis r4,0,((MULTI_PURPOSE_SOCKET_ADDR & 0xFFF00000) | 0x00050000)@h
- ori r4,r4,0xA000 /* BW=0x0( 8 bits) */
+ addis r4,0,0x0000
+ ori r4,r4,0x0000
mtdcr ebccfgd,r4
-1:
- /*-----------------------------------------------------------------------
- * Memory Bank 2-3-4-5-6 (not used) initialization
- *-----------------------------------------------------------------------*/
addi r4,0,pb2cr
mtdcr ebccfga,r4
addis r4,0,0x0000
@@ -182,28 +161,18 @@ ext_bus_cntlr_init:
ori r4,r4,0x0000
mtdcr ebccfgd,r4
- addi r4,0,pb6cr
+ addi r4,0,pb6cr
mtdcr ebccfga,r4
addis r4,0,0x0000
ori r4,r4,0x0000
mtdcr ebccfgd,r4
- /*-----------------------------------------------------------------------
- * Memory Bank 7 (Config Register) initialization
- *----------------------------------------------------------------------- */
- addi r4,0,pb7ap
- mtdcr ebccfga,r4
- addis r4,0,0x0181 /* Doc says TWT=3 and Openios TWT=3!! */
- ori r4,r4,0x5280 /* disable Ready, BEM=0 */
- mtdcr ebccfgd,r4
-
addi r4,0,pb7cr
mtdcr ebccfga,r4
- /* BS=0x0(1MB),BU=0x3(R/W), */
- addis r4,0,((CONFIG_PORT_ADDR & 0xFFF00000) | 0x00010000)@h
- ori r4,r4,0x8000 /* BW=0x0(8 bits) */
+ addis r4,0,0x0000
+ ori r4,r4,0x0000
mtdcr ebccfgd,r4
- nop /* pass2 DCR errata #8 */
+ nop /* pass2 DCR errata #8 */
blr
/*-----------------------------------------------------------------------------
@@ -217,3 +186,45 @@ sdram_init:
blr
+
+
+#if defined(CONFIG_BOOT_PCI)
+ .section .bootpg,"ax"
+ .globl _start_pci
+/*******************************************
+ */
+
+_start_pci:
+ /* first handle errata #68 / PCI_18 */
+ iccci r0, r0 /* invalidate I-cache */
+ lis r31, 0
+ mticcr r31 /* ICCR = 0 (all uncachable) */
+ isync
+
+ mfccr0 r28 /* set CCR0[24] = 1 */
+ ori r28, r28, 0x0080
+ mtccr0 r28
+
+ /* setup PMM0MA (0xEF400004) and PMM0PCIHA (0xEF40000C) */
+ lis r28, 0xEF40
+ addi r28, r28, 0x0004
+ stw r31, 0x0C(r28) /* clear PMM0PCIHA */
+ lis r29, 0xFFF8 /* open 512 kByte */
+ addi r29, r29, 0x0001/* and enable this region */
+ stwbrx r29, r0, r28 /* write PMM0MA */
+
+ lis r28, 0xEEC0 /* address of PCIC0_CFGADDR */
+ addi r29, r28, 4 /* add 4 to r29 -> PCIC0_CFGDATA */
+
+ lis r31, 0x8000 /* set en bit bus 0 */
+ ori r31, r31, 0x304C/* device 6 func 0 reg 4C (XBCS register) */
+ stwbrx r31, r0, r28 /* write it */
+
+ lwbrx r31, r0, r29 /* load XBCS register */
+ oris r31, r31, 0x02C4/* clear BIOSCS WPE, set lower, extended and 1M extended BIOS enable */
+ stwbrx r31, r0, r29 /* write back XBCS register */
+
+ nop
+ nop
+ b _start /* normal start */
+#endif
diff --git a/board/mpl/pip405/pip405.c b/board/mpl/pip405/pip405.c
index a77e2c9..b4715aa 100644
--- a/board/mpl/pip405/pip405.c
+++ b/board/mpl/pip405/pip405.c
@@ -194,6 +194,11 @@ int board_pre_init (void)
#ifdef SDRAM_DEBUG
DECLARE_GLOBAL_DATA_PTR;
#endif
+ /* set up the config port */
+ mtdcr (ebccfga, pb7ap);
+ mtdcr (ebccfgd, CONFIG_PORT_AP);
+ mtdcr (ebccfga, pb7cr);
+ mtdcr (ebccfgd, CONFIG_PORT_CR);
memclk = get_bus_freq (tmemclk);
tmemclk = 1000000000 / (memclk / 100); /* in 10 ps units */
@@ -657,8 +662,20 @@ static int test_dram (unsigned long ramsize)
}
+extern flash_info_t flash_info[]; /* info for FLASH chips */
+
int misc_init_r (void)
{
+ DECLARE_GLOBAL_DATA_PTR;
+ /* adjust flash start and size as well as the offset */
+ gd->bd->bi_flashstart=0-flash_info[0].size;
+ gd->bd->bi_flashsize=flash_info[0].size-CFG_MONITOR_LEN;
+ gd->bd->bi_flashoffset=0;
+
+ /* if PIP405 has booted from PCI, reset CCR0[24] as described in errata PCI_18 */
+ if (mfdcr(strap) & PSR_ROM_LOC)
+ mtspr(ccr0, (mfspr(ccr0) & ~0x80));
+
return (0);
}
diff --git a/board/mpl/pip405/pip405.h b/board/mpl/pip405/pip405.h
index c2411a3..b41c5bb 100644
--- a/board/mpl/pip405/pip405.h
+++ b/board/mpl/pip405/pip405.h
@@ -25,6 +25,7 @@
* Global routines used for PIP405
*****************************************************************************/
+#ifndef __ASSEMBLY__
extern int mem_test(unsigned long start, unsigned long ramsize,int mode);
@@ -35,13 +36,13 @@ void user_led1(unsigned char on);
#define PLD_BASE_ADDRESS CFG_ISA_IO_BASE_ADDRESS + 0x800
-#define PLD_PART_REG PLD_BASE_ADDRESS + 0
-#define PLD_VERS_REG PLD_BASE_ADDRESS + 1
+#define PLD_PART_REG PLD_BASE_ADDRESS + 0
+#define PLD_VERS_REG PLD_BASE_ADDRESS + 1
#define PLD_BOARD_CFG_REG PLD_BASE_ADDRESS + 2
#define PLD_LED_USER_REG PLD_BASE_ADDRESS + 3
#define PLD_SYS_MAN_REG PLD_BASE_ADDRESS + 4
#define PLD_FLASH_COM_REG PLD_BASE_ADDRESS + 5
-#define PLD_CAN_REG PLD_BASE_ADDRESS + 6
+#define PLD_CAN_REG PLD_BASE_ADDRESS + 6
#define PLD_SER_PWR_REG PLD_BASE_ADDRESS + 7
#define PLD_COM_PWR_REG PLD_BASE_ADDRESS + 8
#define PLD_NIC_VGA_REG PLD_BASE_ADDRESS + 9
@@ -50,86 +51,32 @@ void user_led1(unsigned char on);
#define PIIX4_VENDOR_ID 0x8086
#define PIIX4_IDE_DEV_ID 0x7111
+#endif
/* timings */
-/* PLD (CS7) */
-#define PLD_BME 0 /* Burst disable */
-#define PLD_TWE 5 /* 5 * 30ns 120ns Waitstates (access=TWT+1+TH) */
-#define PLD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
-#define PLD_OEN 1 /* Cycles from CS low to OE low */
-#define PLD_WBN 1 /* Cycles from CS low to WE low */
-#define PLD_WBF 1 /* Cycles from WE high to CS high */
-#define PLD_TH 2 /* Number of hold cycles after transfer */
-#define PLD_RE 0 /* Ready disabled */
-#define PLD_SOR 1 /* Sample on Ready disabled */
-#define PLD_BEM 0 /* Byte Write only active on Write cycles */
-#define PLD_PEN 0 /* Parity disable */
-#define PLD_AP ((PLD_BME << 31) + (PLD_TWE << 23) + (PLD_CSN << 18) + (PLD_OEN << 16) + (PLD_WBN << 14) + \
- (PLD_WBF << 12) + (PLD_TH << 9) + (PLD_RE << 8) + (PLD_SOR << 7) + (PLD_BEM << 6) + (PLD_PEN << 5))
-
-/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
-#define PLD_BS 0 /* 1 MByte */
-/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
-#define PLD_BU 3 /* R/W */
-/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
-#define PLD_BW 0 /* 16Bit */
-#define PLD_CR ((PER_PLD_ADDR & 0xfff00000) + (PLD_BS << 17) + (PLD_BU << 15) + (PLD_BW << 13))
-
-/* timings */
-
-#define PER_BOARD_ADDR (PER_UART1_ADDR+(1024*1024))
-/* Dummy CS to get the board revision */
-#define BOARD_BME 0 /* Burst disable */
-#define BOARD_TWE 255 /* 255 * 30ns 120ns Waitstates (access=TWT+1+TH) */
-#define BOARD_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
-#define BOARD_OEN 1 /* Cycles from CS low to OE low */
-#define BOARD_WBN 1 /* Cycles from CS low to WE low */
-#define BOARD_WBF 1 /* Cycles from WE high to CS high */
-#define BOARD_TH 2 /* Number of hold cycles after transfer */
-#define BOARD_RE 0 /* Ready disabled */
-#define BOARD_SOR 1 /* Sample on Ready disabled */
-#define BOARD_BEM 0 /* Byte Write only active on Write cycles */
-#define BOARD_PEN 0 /* Parity disable */
-#define BOARD_AP ((BOARD_BME << 31) + (BOARD_TWE << 23) + (BOARD_CSN << 18) + (BOARD_OEN << 16) + (BOARD_WBN << 14) + \
- (BOARD_WBF << 12) + (BOARD_TH << 9) + (BOARD_RE << 8) + (BOARD_SOR << 7) + (BOARD_BEM << 6) + (BOARD_PEN << 5))
+/* CS Config register (CS7) */
+#define CONFIG_PORT_BME 0 /* Burst disable */
+#define CONFIG_PORT_TWE 255 /* 255 * 30ns 120ns Waitstates (access=TWT+1+TH) */
+#define CONFIG_PORT_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
+#define CONFIG_PORT_OEN 1 /* Cycles from CS low to OE low */
+#define CONFIG_PORT_WBN 1 /* Cycles from CS low to WE low */
+#define CONFIG_PORT_WBF 1 /* Cycles from WE high to CS high */
+#define CONFIG_PORT_TH 2 /* Number of hold cycles after transfer */
+#define CONFIG_PORT_RE 0 /* Ready disabled */
+#define CONFIG_PORT_SOR 1 /* Sample on Ready disabled */
+#define CONFIG_PORT_BEM 0 /* Byte Write only active on Write cycles */
+#define CONFIG_PORT_PEN 0 /* Parity disable */
+#define CONFIG_PORT_AP ((CONFIG_PORT_BME << 31) + (CONFIG_PORT_TWE << 23) + (CONFIG_PORT_CSN << 18) + (CONFIG_PORT_OEN << 16) + (CONFIG_PORT_WBN << 14) + \
+ (CONFIG_PORT_WBF << 12) + (CONFIG_PORT_TH << 9) + (CONFIG_PORT_RE << 8) + (CONFIG_PORT_SOR << 7) + (CONFIG_PORT_BEM << 6) + (CONFIG_PORT_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
-#define BOARD_BS 0 /* 1 MByte */
+#define CONFIG_PORT_BS 0 /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
-#define BOARD_BU 3 /* R/W */
+#define CONFIG_PORT_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
-#define BOARD_BW 0 /* 16Bit */
-#define BOARD_CR ((PER_BOARD_ADDR & 0xfff00000) + (BOARD_BS << 17) + (BOARD_BU << 15) + (BOARD_BW << 13))
-
-
-/* UART0 CS2 */
-#define UART0_BME 0 /* Burst disable */
-#define UART0_TWE 7 /* 7 * 30ns 210ns Waitstates (access=TWT+1+TH) */
-#define UART0_CSN 1 /* Chipselect is driven inactive for 1 Cycle BTW transfers */
-#define UART0_OEN 1 /* Cycles from CS low to OE low */
-#define UART0_WBN 1 /* Cycles from CS low to WE low */
-#define UART0_WBF 1 /* Cycles from WE high to CS high */
-#define UART0_TH 2 /* Number of hold cycles after transfer */
-#define UART0_RE 0 /* Ready disabled */
-#define UART0_SOR 1 /* Sample on Ready disabled */
-#define UART0_BEM 0 /* Byte Write only active on Write cycles */
-#define UART0_PEN 0 /* Parity disable */
-#define UART0_AP ((UART0_BME << 31) + (UART0_TWE << 23) + (UART0_CSN << 18) + (UART0_OEN << 16) + (UART0_WBN << 14) + \
- (UART0_WBF << 12) + (UART0_TH << 9) + (UART0_RE << 8) + (UART0_SOR << 7) + (UART0_BEM << 6) + (UART0_PEN << 5))
-
-/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
-#define UART0_BS 0 /* 1 MByte */
-/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
-#define UART0_BU 3 /* R/W */
-/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
-#define UART0_BW 0 /* 8Bit */
-#define UART0_CR ((PER_UART0_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
-
-/* UART1 CS3 */
-#define UART1_AP UART0_AP /* same timing as UART0 */
-#define UART1_CR ((PER_UART1_ADDR & 0xfff00000) + (UART0_BS << 17) + (UART0_BU << 15) + (UART0_BW << 13))
-
+#define CONFIG_PORT_BW 0 /* 16Bit */
+#define CONFIG_PORT_CR ((CONFIG_PORT_ADDR & 0xfff00000) + (CONFIG_PORT_BS << 17) + (CONFIG_PORT_BU << 15) + (CONFIG_PORT_BW << 13))
/* Flash CS0 or CS 1 */
/* 0x7F8FFE80 slowest timing at all... */
@@ -149,19 +96,19 @@ void user_led1(unsigned char on);
#define FLASH_PEN 0 /* Parity disable */
/* Access Parameter Register for non Boot */
#define FLASH_AP ((FLASH_BME << 31) + (FLASH_TWE << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
- (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
+ (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
/* Access Parameter Register for Boot */
#define FLASH_AP_B ((FLASH_BME_B << 31) + (FLASH_FWT_B << 26) + (FLASH_BWT_B << 23) + (FLASH_CSN << 18) + (FLASH_OEN << 16) + (FLASH_WBN << 14) + \
- (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
+ (FLASH_WBF << 12) + (FLASH_TH << 9) + (FLASH_RE << 8) + (FLASH_SOR << 7) + (FLASH_BEM << 6) + (FLASH_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
-#define FLASH_BS 2 /* 4 MByte */
+#define FLASH_BS FLASH_SIZE_PRELIM /* 4 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define FLASH_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define FLASH_BW 1 /* 16Bit */
/* CR register for Boot */
-#define FLASH_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
+#define FLASH_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
/* CR register for non Boot */
#define FLASH_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (FLASH_BS << 17) + (FLASH_BU << 15) + (FLASH_BW << 13))
@@ -183,18 +130,19 @@ void user_led1(unsigned char on);
#define MPS_PEN 0 /* Parity disable */
/* Access Parameter Register for non Boot */
#define MPS_AP ((MPS_BME << 31) + (MPS_TWE << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
- (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
+ (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
/* Access Parameter Register for Boot */
-#define MPS_AP_B ((MPS_BME_B << 31) + (MPS_FWT_B << 26) + (MPS_BWT_B << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
- (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
+#define MPS_AP_B ((MPS_BME_B << 31) + (MPS_FWT_B << 26) + (MPS_BWT_B << 23) + (MPS_CSN << 18) + (MPS_OEN << 16) + (MPS_WBN << 14) + \
+ (MPS_WBF << 12) + (MPS_TH << 9) + (MPS_RE << 8) + (MPS_SOR << 7) + (MPS_BEM << 6) + (MPS_PEN << 5))
/* Size: 0=1MB, 1=2MB, 2=4MB, 3=8MB, 4=16MB, 5=32MB, 6=64MB, 7=128MB */
#define MPS_BS 2 /* 4 MByte */
+#define MPS_BS_B FLASH_SIZE_PRELIM /* 1 MByte */
/* Usage: 0=disabled, 1=Read only, 2=Write Only, 3=R/W */
#define MPS_BU 3 /* R/W */
/* Bus width: 0=8Bit, 1=16Bit, 2=32Bit, 3=Reserved */
#define MPS_BW 0 /* 8Bit */
/* CR register for Boot */
-#define MPS_CR_B ((FLASH_BASE0_PRELIM & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
+#define MPS_CR_B ((FLASH_BASE_PRELIM & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
/* CR register for non Boot */
#define MPS_CR ((MULTI_PURPOSE_SOCKET_ADDR & 0xfff00000) + (MPS_BS << 17) + (MPS_BU << 15) + (MPS_BW << 13))
diff --git a/board/sixnet/flash.c b/board/sixnet/flash.c
index 225513a..4ab6c1b 100644
--- a/board/sixnet/flash.c
+++ b/board/sixnet/flash.c
@@ -23,6 +23,10 @@
#include <common.h>
#include <mpc8xx.h>
+/* environment.h defines the various CFG_ENV_... values in terms
+ * of whichever ones are given in the configuration file.
+ */
+#include <environment.h>
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
@@ -104,6 +108,19 @@ unsigned long flash_init (void)
&flash_info[0]);
#endif
+#ifdef CFG_ENV_ADDR
+ flash_protect ( FLAG_PROTECT_SET,
+ CFG_ENV_ADDR,
+ CFG_ENV_ADDR + CFG_ENV_SIZE - 1, &flash_info[0]);
+#endif
+
+#ifdef CFG_ENV_ADDR_REDUND
+ flash_protect ( FLAG_PROTECT_SET,
+ CFG_ENV_ADDR_REDUND,
+ CFG_ENV_ADDR_REDUND + CFG_ENV_SIZE_REDUND - 1,
+ &flash_info[0]);
+#endif
+
return (size_b);
}
@@ -154,6 +171,21 @@ static void flash_get_offsets (ulong base, flash_info_t *info)
for( i = 0; i < info->sector_count; i++ )
info->start[i] = base + (i * sect_size);
}
+ else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD
+ && (info->flash_id & FLASH_TYPEMASK) == FLASH_AM800T) {
+
+ int sect_size; /* number of bytes/sector */
+
+ sect_size = 0x00010000 * (sizeof(FPW)/2);
+
+ /* set up sector start address table (top boot sector type) */
+ for (i = 0; i < info->sector_count - 3; i++)
+ info->start[i] = base + (i * sect_size);
+ i = info->sector_count - 1;
+ info->start[i--] = base + (info->size - 0x00004000) * (sizeof(FPW)/2);
+ info->start[i--] = base + (info->size - 0x00006000) * (sizeof(FPW)/2);
+ info->start[i--] = base + (info->size - 0x00008000) * (sizeof(FPW)/2);
+ }
}
/*-----------------------------------------------------------------------
@@ -196,6 +228,9 @@ void flash_print_info (flash_info_t *info)
}
switch (info->flash_id & FLASH_TYPEMASK) {
+ case FLASH_AM800T:
+ fmt = "29LV800B%s (8 Mbit, %s)\n";
+ break;
case FLASH_AM640U:
fmt = "29LV641D (64 Mbit, uniform sectors)\n";
break;
@@ -295,6 +330,12 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
/* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
if (info->flash_id != FLASH_UNKNOWN) switch (addr[1]) {
+ case (FPW)AMD_ID_LV800T:
+ info->flash_id += FLASH_AM800T;
+ info->sector_count = 19;
+ info->size = 0x00100000 * (sizeof(FPW)/2);
+ break; /* => 1 or 2 MiB */
+
case (FPW)AMD_ID_LV640U: /* 29LV640 and 29LV641 have same ID */
info->flash_id += FLASH_AM640U;
info->sector_count = 128;
@@ -401,6 +442,7 @@ static void flash_sync_real_protect(flash_info_t *info)
break;
case FLASH_AM640U:
+ case FLASH_AM800T:
default:
/* no hardware protect that we support */
break;
@@ -438,6 +480,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
case FLASH_28F320C3B:
case FLASH_28F640C3B:
case FLASH_AM640U:
+ case FLASH_AM800T:
break;
case FLASH_UNKNOWN:
default:
@@ -735,6 +778,7 @@ int flash_real_protect (flash_info_t * info, long sector, int prot)
break;
case FLASH_AM640U:
+ case FLASH_AM800T:
default:
/* no hardware protect that we support */
info->protect[sector] = prot;
diff --git a/board/sixnet/sixnet.c b/board/sixnet/sixnet.c
index e33925c..4025b47 100644
--- a/board/sixnet/sixnet.c
+++ b/board/sixnet/sixnet.c
@@ -24,6 +24,7 @@
#include <common.h>
#include <config.h>
+#include <jffs2/jffs2.h>
#include <mpc8xx.h>
#include <net.h> /* for eth_init() */
#include <rtc.h>
@@ -602,3 +603,70 @@ long int initdram(int board_type)
return (size_sdram);
}
+
+#ifdef CFG_JFFS_CUSTOM_PART
+
+static struct part_info part;
+
+#define jffs2_block(i) \
+ ((struct jffs2_unknown_node*)(CFG_JFFS2_BASE + (i) * 65536))
+
+struct part_info* jffs2_part_info(int part_num)
+{
+ DECLARE_GLOBAL_DATA_PTR;
+ bd_t *bd = gd->bd;
+ char* s;
+ int i;
+ int bootnor = 0; /* assume booting from NAND flash */
+
+ if (part_num != 0)
+ return 0; /* only support one partition */
+
+ if (part.usr_priv == (void*)1)
+ return &part; /* already have part info */
+
+ memset(&part, 0, sizeof(part));
+
+ if (nand_dev_desc[0].ChipID == NAND_ChipID_UNKNOWN)
+ bootnor = 1;
+ else if (bd->bi_flashsize < 0x800000)
+ bootnor = 0;
+ else for (i = 0; !bootnor && i < 4; ++i) {
+ /* boot from NOR if JFFS2 info in any of
+ * first 4 erase blocks
+ */
+
+ if (jffs2_block(i)->magic == JFFS2_MAGIC_BITMASK)
+ bootnor = 1;
+ }
+
+ if (bootnor) {
+ /* no NAND flash or boot in NOR, use NOR flash */
+ part.offset = (unsigned char *)CFG_JFFS2_BASE;
+ part.size = CFG_JFFS2_SIZE;
+ }
+ else {
+ char readcmd[60];
+
+ /* boot info in NAND flash, get and use copy in RAM */
+
+ /* override info from environment if present */
+ s = getenv("fsaddr");
+ part.offset = s ? (void *)simple_strtoul(s, NULL, 16)
+ : (void *)CFG_JFFS2_RAMBASE;
+ s = getenv("fssize");
+ part.size = s ? simple_strtoul(s, NULL, 16)
+ : CFG_JFFS2_RAMSIZE;
+
+ /* read from nand flash */
+ sprintf(readcmd, "nand read.jffs2 %x 0 %x",
+ (uint32_t)part.offset, part.size);
+ run_command(readcmd, 0);
+ }
+
+ part.erasesize = 0; /* unused */
+ part.usr_priv=(void*)1; /* ready */
+
+ return &part;
+}
+#endif /* ifdef CFG_JFFS_CUSTOM_PART */
generated by cgit v1.1 at 2024-11-23 02:16:48 +0000