map = ft_get_prop(blob, "/" OF_SOC "/pci@8000/interrupt-map", &len);
- len /= sizeof(u32);
+ if (!map)
+ map = ft_get_prop(blob, "/" OF_PCI "/interrupt-map", &len);
- slot = get_pci_slot();
+ if (map) {
+ len /= sizeof(u32);
- for (i=0;i<len;i+=7) {
- /* We rotate the interrupt pins so that the mapping
- * changes depending on the slot the carrier card is in.
- */
- map[3] = ((map[3] + slot - 2) % 4) + 1;
+ slot = get_pci_slot();
- map+=7;
+ for (i=0;i<len;i+=7) {
+ /* We rotate the interrupt pins so that the mapping
+ * changes depending on the slot the carrier card is in.
+ */
+ map[3] = ((map[3] + slot - 2) % 4) + 1;
+
+ map+=7;
+ }
+ } else {
+ printf("*** Warning - No PCI node found\n");
}
}
#endif
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
-
- _gp = ALIGN(16);
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- _gp = ALIGN(16);
-
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
-
- _gp = ALIGN(16);
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- _gp = ALIGN(16);
-
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
-
- _gp = ALIGN(16);
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
-
- _gp = ALIGN(16);
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
gpt->gpt6.emsr |= 0x00000024;
gpt->gpt7.emsr |= 0x00000024;
-
+#ifndef CONFIG_TQM5200S
/* enable SM501 GPIO control (in both power modes) */
*(vu_long *) (SM501_MMIO_BASE+SM501_POWER_MODE0_GATE) |=
POWER_MODE_GATE_GPIO_PWM_I2C;
/* configure SM501 gpio pins 48-51 as output */
*(vu_long *) (SM501_MMIO_BASE+SM501_GPIO_DATA_DIR_HIGH) |= (0xF << 16);
+#endif /* !CONFIG_TQM5200S */
}
/*
gpt->gpt7.emsr &= ~(1 << 4);
}
break;
-
+#ifndef CONFIG_TQM5200S
case 24:
if (strcmp (argv[3], "on") == 0) {
*(vu_long *) (SM501_MMIO_BASE+SM501_GPIO_DATA_LOW) |=
~(0x1 << 19);
}
break;
-
+#endif /* !CONFIG_TQM5200S */
default:
printf ("%s: invalid led number %s\n", __FUNCTION__, argv[2]);
return 1;
return error_status;
}
-#ifndef CONFIG_FO300
+#if !defined(CONFIG_FO300) && !defined(CONFIG_TQM5200S)
static void sm501_backlight (unsigned int state)
{
if (state == BL_ON) {
*(vu_long *)(SM501_MMIO_BASE+SM501_PANEL_DISPLAY_CONTROL) &=
~((1 << 26) | (1 << 27));
}
-#endif
+#endif /* !CONFIG_FO300 & !CONFIG_TQM5200S */
int cmd_fkt(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
else
printf ("Error\n");
return rcode;
-#ifndef CONFIG_FO300
+#if !defined(CONFIG_FO300) && !defined(CONFIG_TQM5200S)
} else if (strncmp (argv[1], "backlight", 4) == 0) {
if (strncmp (argv[2], "on", 2) == 0) {
sm501_backlight (BL_ON);
sm501_backlight (BL_OFF);
return 0;
}
-#endif
+#endif /* !CONFIG_FO300 & !CONFIG_TQM5200S */
}
break;
" - loopback plug for X83 required\n"
"fkt rs232 number\n"
" - loopback plug(s) for X2 required\n"
+#ifndef CONFIG_TQM5200S
"fkt backlight on/off\n"
" - switch backlight on or off\n"
+#endif /* !CONFIG_TQM5200S */
);
#elif defined(CONFIG_FO300)
U_BOOT_CMD(
__asm__ volatile ("sync");
}
+#ifndef CONFIG_TQM5200S /* The TQM5200S has no SM501 grafic controller */
/*
* Check for Grafic Controller
*/
#endif
return 0;
+#endif /* !CONFIG_TQM5200S */
}
#ifdef CONFIG_VIDEO_SM501
udelay (10000);
#ifdef CONFIG_CAN_DRIVER
+ /* UPM initialization for CAN @ CLKOUT <= 66 MHz */
+
/* Initialize OR3 / BR3 */
memctl->memc_or3 = CFG_OR3_CAN;
memctl->memc_br3 = CFG_BR3_CAN;
memctl->memc_mbmr = MBMR_GPL_B4DIS; /* GPL_B4 ouput line Disable */
/* Initialize UPMB for CAN: single read */
- memctl->memc_mdr = 0xFFFFC004;
+ memctl->memc_mdr = 0xFFFFCC04;
memctl->memc_mcr = 0x0100 | UPMB;
memctl->memc_mdr = 0x0FFFD004;
memctl->memc_mdr = 0x3FFFC004;
memctl->memc_mcr = 0x0103 | UPMB;
- memctl->memc_mdr = 0xFFFFDC05;
+ memctl->memc_mdr = 0xFFFFDC07;
memctl->memc_mcr = 0x0104 | UPMB;
/* Initialize UPMB for CAN: single write */
- memctl->memc_mdr = 0xFFFCC004;
+ memctl->memc_mdr = 0xFFFCCC04;
memctl->memc_mcr = 0x0118 | UPMB;
- memctl->memc_mdr = 0xCFFCD004;
+ memctl->memc_mdr = 0xCFFCDC04;
memctl->memc_mcr = 0x0119 | UPMB;
- memctl->memc_mdr = 0x0FFCC000;
+ memctl->memc_mdr = 0x3FFCC000;
memctl->memc_mcr = 0x011A | UPMB;
- memctl->memc_mdr = 0x7FFCC004;
+ memctl->memc_mdr = 0xFFFCC004;
memctl->memc_mcr = 0x011B | UPMB;
- memctl->memc_mdr = 0xFFFDCC05;
+ memctl->memc_mdr = 0xFFFDC405;
memctl->memc_mcr = 0x011C | UPMB;
#endif /* CONFIG_CAN_DRIVER */
ENDIANNESS = -EB
endif
-MIPSFLAGS += $(ENDIANNESS) -mabicalls
+MIPSFLAGS += $(ENDIANNESS)
PLATFORM_CPPFLAGS += $(MIPSFLAGS)
li t0, CONF_CM_UNCACHED
mtc0 t0, CP0_CONFIG
- /* Initialize GOT pointer.
+ /* Initialize $gp.
*/
bal 1f
nop
- .word _GLOBAL_OFFSET_TABLE_
+ .word _gp
1:
move gp, ra
lw t1, 0(ra)
move t1, a2
/*
- * Fix GOT pointer:
+ * Fix $gp:
*
- * New GOT-PTR = (old GOT-PTR - CFG_MONITOR_BASE) + Destination Address
+ * New $gp = (Old $gp - CFG_MONITOR_BASE) + Destination Address
*/
move t6, gp
sub gp, CFG_MONITOR_BASE
j t0
nop
+ .gpword _GLOBAL_OFFSET_TABLE_ /* _GLOBAL_OFFSET_TABLE_ - _gp */
.word uboot_end_data
.word uboot_end
.word num_got_entries
in_ram:
- /* Now we want to update GOT.
+ /*
+ * Now we want to update GOT.
+ *
+ * GOT[0] is reserved. GOT[1] is also reserved for the dynamic object
+ * generated by GNU ld. Skip these reserved entries from relocation.
*/
lw t3, -4(t0) /* t3 <-- num_got_entries */
- addi t4, gp, 8 /* Skipping first two entries. */
+ lw t4, -16(t0) /* t4 <-- (_GLOBAL_OFFSET_TABLE_ - _gp) */
+ add t4, t4, gp /* t4 now holds _GLOBAL_OFFSET_TABLE_ */
+ addi t4, t4, 8 /* Skipping first two entries. */
li t2, 2
1:
lw t1, 0(t4)
* Initiate hard reset in debug control register DBCR0
* Make sure MSR[DE] = 1
*/
- unsigned long val;
+ unsigned long val, msr;
+
+ msr = mfmsr ();
+ msr |= MSR_DE;
+ mtmsr (msr);
+
val = mfspr(DBCR0);
val |= 0x70000000;
mtspr(DBCR0,val);
bdnz 0b
/* Clear and set up some registers. */
+ li r0,0
+ mtmsr r0
li r0,0x0000
lis r1,0xffff
mtspr DEC,r0 /* prevent dec exceptions */
*/
lis r3,CFG_INIT_RAM_ADDR@h
ori r3,r3,CFG_INIT_RAM_ADDR@l
- li r2,512 /* 512*32=16K */
+ li r2,(CFG_DCACHE_SIZE / (2 * CFG_CACHELINE_SIZE))
mtctr r2
li r0,0
1:
dcbz r0,r3
dcbtls 0,r0,r3
- addi r3,r3,32
+ addi r3,r3,CFG_CACHELINE_SIZE
bdnz 1b
/* Jump out the last 4K page and continue to 'normal' start */
#ifdef CFG_RAMBOOT
- bl 3f
b _start_cont
#else
/* Calculate absolute address in FLASH and jump there */
ori r3,r3,CFG_MONITOR_BASE@l
addi r3,r3,_start_cont - _start + _START_OFFSET
mtlr r3
+ blr
#endif
-3: li r0,0
- mtspr SRR1,r0 /* Keep things disabled for now */
- mflr r1
- mtspr SRR0,r1
- rfi
- isync
-
.text
.globl _start
_start:
.globl out8
out8:
stb r4,0x0000(r3)
+ sync
blr
/*------------------------------------------------------------------------------- */
.globl out16
out16:
sth r4,0x0000(r3)
+ sync
blr
/*------------------------------------------------------------------------------- */
.globl out16r
out16r:
sthbrx r4,r0,r3
+ sync
blr
/*------------------------------------------------------------------------------- */
.globl out32
out32:
stw r4,0x0000(r3)
+ sync
blr
/*------------------------------------------------------------------------------- */
.globl out32r
out32r:
stwbrx r4,r0,r3
+ sync
blr
/*------------------------------------------------------------------------------- */
/* invalidate the INIT_RAM section */
lis r3,(CFG_INIT_RAM_ADDR & ~31)@h
ori r3,r3,(CFG_INIT_RAM_ADDR & ~31)@l
- li r4,512
+ li r4,(CFG_DCACHE_SIZE / (2 * CFG_CACHELINE_SIZE))
mtctr r4
1: icbi r0,r3
dcbi r0,r3
- addi r3,r3,32
+ addi r3,r3,CFG_CACHELINE_SIZE
bdnz 1b
sync /* Wait for all icbi to complete on bus */
isync
/* Tell the DMA it is clear to go */
regs->dmactrl |= DMACTRL_INIT_SETTINGS;
regs->tstat = TSTAT_CLEAR_THALT;
+ regs->rstat = RSTAT_CLEAR_RHALT;
regs->dmactrl &= ~(DMACTRL_GRS | DMACTRL_GTS);
}
. = ALIGN(4);
.data : { *(.data) }
- . = ALIGN(4);
- .sdata : { *(.sdata) }
+ . = .;
+ _gp = ALIGN(16) + 0x7ff0;
- _gp = ALIGN(16);
-
- __got_start = .;
- .got : { *(.got) }
- __got_end = .;
+ .got : {
+ __got_start = .;
+ *(.got)
+ __got_end = .;
+ }
.sdata : { *(.sdata) }
cannot access physical memory directly from core */
#define UNCACHED_SDRAM(a) (((unsigned long)(a)) | 0x20000000)
#else /* !CONFIG_AU1X00 */
-#define UNCACHED_SDRAM(a) PHYSADDR(a)
+#define UNCACHED_SDRAM(a) KSEG1ADDR(a)
#endif /* CONFIG_AU1X00 */
#endif /* __ASSEMBLY__ */
/*
#undef CONFIG_CMD_MFSL
#undef CONFIG_CMD_MMC
#undef CONFIG_CMD_NAND
+#undef CONFIG_CMD_ONENAND
#undef CONFIG_CMD_PCMCIA
#undef CONFIG_CMD_REISER
#undef CONFIG_CMD_SCSI
#undef CONFIG_CMD_UNIVERSE
#undef CONFIG_CMD_USB
#undef CONFIG_CMD_XIMG
+#undef CONFIG_CMD_AT91_SPIMUX
/* Define a command string that is automatically executed when no character
* is read on the console interface withing "Boot Delay" after reset.
#define OF_SOC "soc8541@e0000000"
#define OF_TBCLK (bd->bi_busfreq / 8)
#define OF_STDOUT_PATH "/soc8541@e0000000/serial@4600"
+#define OF_PCI "pci@e0008000"
/*
* I2C
#define OF_SOC "soc8548@e0000000"
#define OF_TBCLK (bd->bi_busfreq / 8)
#define OF_STDOUT_PATH "/soc8548@e0000000/serial@4600"
+#define OF_PCI "pci@e0008000"
/*
* I2C
#define OF_SOC "soc8555@e0000000"
#define OF_TBCLK (bd->bi_busfreq / 8)
#define OF_STDOUT_PATH "/soc8555@e0000000/serial@4600"
+#define OF_PCI "pci@e0008000"
/*
* I2C
#define OF_SOC "soc8568@e0000000"
#define OF_QE "qe@e0080000"
#define OF_TBCLK (bd->bi_busfreq / 8)
-#define OF_STDOUT_PATH "/soc8568@e0000000/serial@4600"
+#define OF_STDOUT_PATH "/soc8568@e0000000/serial@4500"
/*
* I2C
# if defined (CONFIG_TQM5200_REV100)
# error TQM5200 REV100 not supported on STK52XX REV200 or above
# else/* TQM5200 REV200 and above */
-# define CFG_GPS_PORT_CONFIG 0x91500004
+# define CFG_GPS_PORT_CONFIG 0x91500404
# endif
# endif
#elif defined (CONFIG_FO300)
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
"rootpath=/opt/eldk/ppc_8xx\0" \
"bootfile=/tftpboot/TQM860M/uImage\0" \
- "fdt_addr=40080000\0" \
- "kernel_addr=400A0000\0" \
+ "fdt_addr=400C0000\0" \
+ "kernel_addr=40100000\0" \
"ramdisk_addr=40280000\0" \
+ "load=tftp 200000 ${u-boot}\0" \
+ "update=protect off 40000000 +${filesize};" \
+ "erase 40000000 +${filesize};" \
+ "cp.b 200000 40000000 ${filesize};" \
+ "protect on 40000000 +${filesize}\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
#define CFG_FLASH_BASE 0x40000000
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CFG_MONITOR_BASE CFG_FLASH_BASE
-#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
+#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
/*
* For booting Linux, the board info and command line data
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
-#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
+#define CFG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
"net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \
"rootpath=/opt/eldk/ppc_8xx\0" \
"bootfile=/tftpboot/TQM866M/uImage\0" \
- "fdt_addr=40080000\0" \
- "kernel_addr=400A0000\0" \
+ "fdt_addr=400C0000\0" \
+ "kernel_addr=40100000\0" \
"ramdisk_addr=40280000\0" \
+ "load=tftp 200000 ${u-boot}\0" \
+ "update=protect off 40000000 +${filesize};" \
+ "erase 40000000 +${filesize};" \
+ "cp.b 200000 40000000 ${filesize};" \
+ "protect on 40000000 +${filesize}\0" \
""
#define CONFIG_BOOTCOMMAND "run flash_self"
#define CFG_FLASH_BASE 0x40000000
#define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */
#define CFG_MONITOR_BASE CFG_FLASH_BASE
-#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */
+#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */
/*
* For booting Linux, the board info and command line data
#define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */
#define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */
-#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */
+#define CFG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */
/* Address and size of Redundant Environment Sector */
#define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE)
#define CFG_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64))
/*
- * Memory Periodic Timer Prescaler
- * Periodic timer for refresh, start with refresh rate for 40 MHz clock
- * (CFG_8xx_CPUCLK_MIN / CFG_PTA_PER_CLK)
+ * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad)
+ *
+ * CPUclock(MHz) * 31.2
+ * CFG_MAMR_PTA = ----------------------------------- with DFBRG = 0
+ * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16
+ *
+ * CPU clock = 15 MHz: CFG_MAMR_PTA = 29 -> 4 * 7.73 us
+ * CPU clock = 50 MHz: CFG_MAMR_PTA = 97 -> 4 * 7.76 us
+ * CPU clock = 66 MHz: CFG_MAMR_PTA = 128 -> 4 * 7.75 us
+ * CPU clock = 133 MHz: CFG_MAMR_PTA = 255 -> 4 * 7.67 us
+ *
+ * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will
+ * be met also in the default configuration, i.e. if environment variable
+ * 'cpuclk' is not set.
*/
-#define CFG_MAMR_PTA 39
+#define CFG_MAMR_PTA 97
/*
- * For 16 MBit, refresh rates could be 31.3 us
- * (= 64 ms / 2K = 125 / quad bursts).
- * For a simpler initialization, 15.6 us is used instead.
- *
- * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks
- * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank
+ * Memory Periodic Timer Prescaler Register (MPTPR) values.
*/
-#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */
-#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */
-
-/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */
-#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */
-#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */
+/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */
+#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16
+/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */
+#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8
/*
* MAMR settings for SDRAM
#
PLATFORM_CPPFLAGS += -DCONFIG_MIPS -D__MIPS__
+
+#
+# From Linux arch/mips/Makefile
+#
+# GCC uses -G 0 -mabicalls -fpic as default. We don't want PIC in the kernel
+# code since it only slows down the whole thing. At some point we might make
+# use of global pointer optimizations but their use of $28 conflicts with
+# the current pointer optimization.
+#
+# The DECStation requires an ECOFF kernel for remote booting, other MIPS
+# machines may also. Since BFD is incredibly buggy with respect to
+# crossformat linking we rely on the elf2ecoff tool for format conversion.
+#
+# cflags-y += -G 0 -mno-abicalls -fno-pic -pipe
+# cflags-y += -msoft-float
+# LDFLAGS_vmlinux += -G 0 -static -n -nostdlib
+# MODFLAGS += -mlong-calls
+#
+
+#
+# Meanwhile, U-Boot rely on PIC. We add proper switches explicitly.
+#
+PLATFORM_CPPFLAGS += -G 0 -mabicalls -fpic -pipe
+PLATFORM_CPPFLAGS += -msoft-float
+PLATFORM_LDFLAGS += -G 0 -static -n -nostdlib
projects / karo-tx-uboot.git / commitdiff