diff options
-rw-r--r-- | README | 1 | ||||
-rw-r--r-- | board/xilinx/ml401/config.mk | 2 | ||||
-rw-r--r-- | board/xilinx/ml401/ml401.c | 22 | ||||
-rwxr-xr-x[-rw-r--r--] | board/xilinx/ml401/xparameters.h | 54 | ||||
-rw-r--r-- | common/Makefile | 2 | ||||
-rw-r--r-- | common/cmd_mfsl.c | 417 | ||||
-rw-r--r-- | cpu/microblaze/Makefile | 2 | ||||
-rwxr-xr-x[-rw-r--r--] | cpu/microblaze/cache.c | 17 | ||||
-rw-r--r-- | cpu/microblaze/dcache.S | 68 | ||||
-rw-r--r-- | cpu/microblaze/disable_int.S | 46 | ||||
-rw-r--r-- | cpu/microblaze/enable_int.S | 38 | ||||
-rw-r--r-- | cpu/microblaze/exception.c | 10 | ||||
-rw-r--r-- | cpu/microblaze/icache.S | 69 | ||||
-rwxr-xr-x[-rw-r--r--] | cpu/microblaze/interrupts.c | 30 | ||||
-rwxr-xr-x[-rw-r--r--] | cpu/microblaze/irq.S | 7 | ||||
-rw-r--r-- | cpu/microblaze/start.S | 33 | ||||
-rw-r--r-- | cpu/microblaze/timer.c | 4 | ||||
-rw-r--r-- | drivers/systemace.c | 6 | ||||
-rw-r--r-- | fs/jffs2/compr_zlib.c | 2 | ||||
-rwxr-xr-x | include/asm-microblaze/asm.h | 98 | ||||
-rw-r--r-- | include/asm-microblaze/microblaze_intc.h | 3 | ||||
-rw-r--r-- | include/cmd_confdefs.h | 2 | ||||
-rw-r--r-- | include/common.h | 4 | ||||
-rw-r--r-- | include/configs/ml401.h | 61 | ||||
-rw-r--r-- | include/configs/xupv2p.h | 14 | ||||
-rw-r--r-- | include/linux/stat.h | 3 |
26 files changed, 735 insertions, 280 deletions
@@ -718,6 +718,7 @@ The following options need to be configured: CFG_CMD_VFD * VFD support (TRAB) CFG_CMD_BSP * Board SPecific functions CFG_CMD_CDP * Cisco Discover Protocol support + CFG_CMD_FSL * Microblaze FSL support ----------------------------------------------- CFG_CMD_ALL all diff --git a/board/xilinx/ml401/config.mk b/board/xilinx/ml401/config.mk index 807f169..c75daaf 100644 --- a/board/xilinx/ml401/config.mk +++ b/board/xilinx/ml401/config.mk @@ -25,7 +25,7 @@ # Version: Xilinx EDK 6.3 EDK_Gmm.12.3 # -TEXT_BASE = 0x12000000 +TEXT_BASE = 0x29000000 PLATFORM_CPPFLAGS += -mno-xl-soft-mul PLATFORM_CPPFLAGS += -mno-xl-soft-div diff --git a/board/xilinx/ml401/ml401.c b/board/xilinx/ml401/ml401.c index b48103f..955936d 100644 --- a/board/xilinx/ml401/ml401.c +++ b/board/xilinx/ml401/ml401.c @@ -27,6 +27,8 @@ #include <common.h> #include <config.h> +#include <asm/microblaze_intc.h> +#include <asm/asm.h> void do_reset (void) { @@ -43,7 +45,25 @@ void do_reset (void) int gpio_init (void) { #ifdef CFG_GPIO_0 - *((unsigned long *)(CFG_GPIO_0_ADDR)) = 0x0; + *((unsigned long *)(CFG_GPIO_0_ADDR)) = 0xFFFFFFFF; #endif return 0; } + +#ifdef CFG_FSL_2 +void fsl_isr2 (void *arg) { + volatile int num; + *((unsigned int *)(CFG_GPIO_0_ADDR + 0x4)) = + ++(*((unsigned int *)(CFG_GPIO_0_ADDR + 0x4))); + GET (num, 2); + NGET (num, 2); + puts("*"); +} + +void fsl_init2 (void) { + puts("fsl_init2\n"); + install_interrupt_handler (FSL_INTR_2,\ + fsl_isr2,\ + NULL); +} +#endif diff --git a/board/xilinx/ml401/xparameters.h b/board/xilinx/ml401/xparameters.h index 18d24f9..1a116ea 100644..100755 --- a/board/xilinx/ml401/xparameters.h +++ b/board/xilinx/ml401/xparameters.h @@ -21,47 +21,55 @@ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, * MA 02111-1307 USA * - * * CAUTION: This file is automatically generated by libgen. - * Version: Xilinx EDK 6.3 EDK_Gmm.12.3 + * Version: Xilinx EDK 8.2.02 EDK_Im_Sp2.4 */ /* System Clock Frequency */ -#define XILINX_CLOCK_FREQ 66666667 +#define XILINX_CLOCK_FREQ 100000000 + +/* Microblaze is microblaze_0 */ +#define XILINX_USE_MSR_INSTR 1 +#define XILINX_FSL_NUMBER 3 -/* Interrupt controller is intc_0 */ -#define XILINX_INTC_BASEADDR 0xd1000fc0 -#define XILINX_INTC_NUM_INTR_INPUTS 12 +/* Interrupt controller is opb_intc_0 */ +#define XILINX_INTC_BASEADDR 0x41200000 +#define XILINX_INTC_NUM_INTR_INPUTS 6 -/* Timer pheriphery is opb_timer_0 */ -#define XILINX_TIMER_BASEADDR 0xa2000000 +/* Timer pheriphery is opb_timer_1 */ +#define XILINX_TIMER_BASEADDR 0x41c00000 #define XILINX_TIMER_IRQ 0 -/* Uart pheriphery is console_uart */ -#define XILINX_UART_BASEADDR 0xa0000000 +/* Uart pheriphery is RS232_Uart */ +#define XILINX_UART_BASEADDR 0x40600000 #define XILINX_UART_BAUDRATE 115200 -/* GPIO is opb_gpio_0*/ -#define XILINX_GPIO_BASEADDR 0x90000000 +/* IIC pheriphery is IIC_EEPROM */ +#define XILINX_IIC_0_BASEADDR 0x40800000 +#define XILINX_IIC_0_FREQ 100000 +#define XILINX_IIC_0_BIT 0 + +/* GPIO is LEDs_4Bit*/ +#define XILINX_GPIO_BASEADDR 0x40000000 -/* Flash Memory is opb_emc_0 */ -#define XILINX_FLASH_START 0x28000000 +/* Flash Memory is FLASH_2Mx32 */ +#define XILINX_FLASH_START 0x2c000000 #define XILINX_FLASH_SIZE 0x00800000 -/* Main Memory is plb_ddr_0 */ -#define XILINX_RAM_START 0x10000000 -#define XILINX_RAM_SIZE 0x10000000 +/* Main Memory is DDR_SDRAM_64Mx32 */ +#define XILINX_RAM_START 0x28000000 +#define XILINX_RAM_SIZE 0x04000000 -/* Sysace Controller is opb_sysace_0 */ -#define XILINX_SYSACE_BASEADDR 0xCF000000 -#define XILINX_SYSACE_HIGHADDR 0xCF0001FF +/* Sysace Controller is SysACE_CompactFlash */ +#define XILINX_SYSACE_BASEADDR 0x41800000 +#define XILINX_SYSACE_HIGHADDR 0x4180ffff #define XILINX_SYSACE_MEM_WIDTH 16 -/* Ethernet controller is opb_ethernet_0 */ +/* Ethernet controller is Ethernet_MAC */ #define XPAR_XEMAC_NUM_INSTANCES 1 #define XPAR_OPB_ETHERNET_0_DEVICE_ID 0 -#define XPAR_OPB_ETHERNET_0_BASEADDR 0x60000000 -#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x60003FFF +#define XPAR_OPB_ETHERNET_0_BASEADDR 0x40c00000 +#define XPAR_OPB_ETHERNET_0_HIGHADDR 0x40c0ffff #define XPAR_OPB_ETHERNET_0_DMA_PRESENT 1 #define XPAR_OPB_ETHERNET_0_ERR_COUNT_EXIST 1 #define XPAR_OPB_ETHERNET_0_MII_EXIST 1 diff --git a/common/Makefile b/common/Makefile index 5dfd3a8..bc1f714 100644 --- a/common/Makefile +++ b/common/Makefile @@ -50,7 +50,7 @@ COBJS = main.o ACEX1K.o altera.o bedbug.o circbuf.o cmd_autoscript.o \ memsize.o miiphybb.o miiphyutil.o \ s_record.o serial.o soft_i2c.o soft_spi.o spartan2.o spartan3.o \ usb.o usb_kbd.o usb_storage.o \ - virtex2.o xilinx.o crc16.o xyzModem.o cmd_mac.o + virtex2.o xilinx.o crc16.o xyzModem.o cmd_mac.o cmd_mfsl.o SRCS := $(AOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(AOBJS) $(COBJS)) diff --git a/common/cmd_mfsl.c b/common/cmd_mfsl.c new file mode 100644 index 0000000..26786aa --- /dev/null +++ b/common/cmd_mfsl.c @@ -0,0 +1,417 @@ +/* + * (C) Copyright 2007 Michal Simek + * + * Michal SIMEK <monstr@monstr.eu> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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 + */ + +/* + * Microblaze FSL support + */ + +#include <common.h> +#include <config.h> +#include <command.h> +#include <asm/asm.h> + +#if (CONFIG_COMMANDS & CFG_CMD_MFSL) + +int do_frd (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + unsigned int fslnum; + unsigned int num; + unsigned int blocking; + + if (argc < 2) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16); + blocking = (unsigned int)simple_strtoul (argv[2], NULL, 16); + if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) { + puts ("Bad number of FSL\n"); + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + switch (fslnum) { +#if (XILINX_FSL_NUMBER > 0) + case 0: + switch (blocking) { + case 0: NGET (num, 0); + break; + case 1: NCGET (num, 0); + break; + case 2: GET (num, 0); + break; + case 3: CGET (num, 0); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 1) + case 1: + switch (blocking) { + case 0: NGET (num, 1); + break; + case 1: NCGET (num, 1); + break; + case 2: GET (num, 1); + break; + case 3: CGET (num, 1); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 2) + case 2: + switch (blocking) { + case 0: NGET (num, 2); + break; + case 1: NCGET (num, 2); + break; + case 2: GET (num, 2); + break; + case 3: CGET (num, 2); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 3) + case 3: + switch (blocking) { + case 0: NGET (num, 3); + break; + case 1: NCGET (num, 3); + break; + case 2: GET (num, 3); + break; + case 3: CGET (num, 3); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 4) + case 4: + switch (blocking) { + case 0: NGET (num, 4); + break; + case 1: NCGET (num, 4); + break; + case 2: GET (num, 4); + break; + case 3: CGET (num, 4); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 5) + case 5: + switch (blocking) { + case 0: NGET (num, 5); + break; + case 1: NCGET (num, 5); + break; + case 2: GET (num, 5); + break; + case 3: CGET (num, 5); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 6) + case 6: + switch (blocking) { + case 0: NGET (num, 6); + break; + case 1: NCGET (num, 6); + break; + case 2: GET (num, 6); + break; + case 3: CGET (num, 6); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 7) + case 7: + switch (blocking) { + case 0: NGET (num, 7); + break; + case 1: NCGET (num, 7); + break; + case 2: GET (num, 7); + break; + case 3: CGET (num, 7); + break; + default: + return 2; + } + break; +#endif + default: + return 1; + } + + printf ("%01x: 0x%08lx - %s %s read\n", fslnum, num, + blocking < 2 ? "non blocking" : "blocking", + ((blocking == 1) || (blocking == 3)) ? "control" : "data" ); + return 0; +} + +int do_fwr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + unsigned int fslnum; + unsigned int num; + unsigned int blocking; + + if (argc < 3) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + + fslnum = (unsigned int)simple_strtoul (argv[1], NULL, 16); + num = (unsigned int)simple_strtoul (argv[2], NULL, 16); + blocking = (unsigned int)simple_strtoul (argv[3], NULL, 16); + if (fslnum < 0 || fslnum >= XILINX_FSL_NUMBER) { + printf ("Bad number of FSL\nUsage:\n%s\n", cmdtp->usage); + return 1; + } + + switch (fslnum) { +#if (XILINX_FSL_NUMBER > 0) + case 0: + switch (blocking) { + case 0: NPUT (num, 0); + break; + case 1: NCPUT (num, 0); + break; + case 2: PUT (num, 0); + break; + case 3: CPUT (num, 0); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 1) + case 1: + switch (blocking) { + case 0: NPUT (num, 1); + break; + case 1: NCPUT (num, 1); + break; + case 2: PUT (num, 1); + break; + case 3: CPUT (num, 1); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 2) + case 2: + switch (blocking) { + case 0: NPUT (num, 2); + break; + case 1: NCPUT (num, 2); + break; + case 2: PUT (num, 2); + break; + case 3: CPUT (num, 2); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 3) + case 3: + switch (blocking) { + case 0: NPUT (num, 3); + break; + case 1: NCPUT (num, 3); + break; + case 2: PUT (num, 3); + break; + case 3: CPUT (num, 3); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 4) + case 4: + switch (blocking) { + case 0: NPUT (num, 4); + break; + case 1: NCPUT (num, 4); + break; + case 2: PUT (num, 4); + break; + case 3: CPUT (num, 4); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 5) + case 5: + switch (blocking) { + case 0: NPUT (num, 5); + break; + case 1: NCPUT (num, 5); + break; + case 2: PUT (num, 5); + break; + case 3: CPUT (num, 5); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 6) + case 6: + switch (blocking) { + case 0: NPUT (num, 6); + break; + case 1: NCPUT (num, 6); + break; + case 2: PUT (num, 6); + break; + case 3: CPUT (num, 6); + break; + default: + return 2; + } + break; +#endif +#if (XILINX_FSL_NUMBER > 7) + case 7: + switch (blocking) { + case 0: NPUT (num, 7); + break; + case 1: NCPUT (num, 7); + break; + case 2: PUT (num, 7); + break; + case 3: CPUT (num, 7); + break; + default: + return 2; + } + break; +#endif + default: + return 1; + } + + printf ("%01x: 0x%08lx - %s %s write\n", fslnum, num, + blocking < 2 ? "non blocking" : "blocking", + ((blocking == 1) || (blocking == 3)) ? "control" : "data" ); + return 0; + +} + +int do_rspr (cmd_tbl_t * cmdtp, int flag, int argc, char *argv[]) +{ + unsigned int reg = 0; + unsigned int val = 0; + + reg = (unsigned int)simple_strtoul (argv[1], NULL, 16); + val = (unsigned int)simple_strtoul (argv[2], NULL, 16); + if (argc < 1) { + printf ("Usage:\n%s\n", cmdtp->usage); + return 1; + } + switch (reg) { + case 0x1: + if (argc > 2) { + MTS (val, rmsr); + NOP; + MFS (val, rmsr); + + } else { + MFS (val, rmsr); + } + puts ("MSR"); + break; + case 0x3: + MFS (val, rear); + puts ("EAR"); + break; + case 0x5: + MFS (val, resr); + puts ("ESR"); + break; + default: + return 1; + } + printf (": 0x%08lx\n", val); + return 0; +} + +/***************************************************/ + +U_BOOT_CMD (frd, 3, 1, do_frd, + "frd - read data from FSL\n", + "- [fslnum [0|1|2|3]]\n" + " 0 - non blocking data read\n" + " 1 - non blocking control read\n" + " 2 - blocking data read\n" + " 3 - blocking control read\n"); + + +U_BOOT_CMD (fwr, 4, 1, do_fwr, + "fwr - write data to FSL\n", + "- [fslnum [0|1|2|3]]\n" + " 0 - non blocking data write\n" + " 1 - non blocking control write\n" + " 2 - blocking data write\n" + " 3 - blocking control write\n"); + +U_BOOT_CMD (rspr, 3, 1, do_rspr, + "rmsr - read/write special purpose register\n", + "- reg_num [write value] read/write special purpose register\n" + " 0 - MSR - Machine status register\n" + " 1 - EAR - Exception address register\n" + " 2 - ESR - Exception status register\n"); + +#endif /* CONFIG_MICROBLAZE & CFG_CMD_MFSL */ diff --git a/cpu/microblaze/Makefile b/cpu/microblaze/Makefile index db1afa5..9d54201 100644 --- a/cpu/microblaze/Makefile +++ b/cpu/microblaze/Makefile @@ -26,7 +26,7 @@ include $(TOPDIR)/config.mk LIB = $(obj)lib$(CPU).a START = start.o -SOBJS = dcache.o icache.o irq.o disable_int.o enable_int.o +SOBJS = irq.o COBJS = cpu.o interrupts.o cache.o exception.o timer.o SRCS := $(START:.o=.S) $(SOBJS:.o=.S) $(COBJS:.o=.c) diff --git a/cpu/microblaze/cache.c b/cpu/microblaze/cache.c index fc388eb..4f36a84 100644..100755 --- a/cpu/microblaze/cache.c +++ b/cpu/microblaze/cache.c @@ -23,6 +23,7 @@ */ #include <common.h> +#include <asm/asm.h> #if (CONFIG_COMMANDS & CFG_CMD_CACHE) @@ -45,4 +46,20 @@ int icache_status (void) __asm__ __volatile__ ("and %0,%0,%1"::"r" (i), "r" (mask):"memory"); return i; } + +void icache_enable (void) { + MSRSET(0x20); +} + +void icache_disable(void) { + MSRCLR(0x20); +} + +void dcache_enable (void) { + MSRSET(0x80); +} + +void dcache_disable(void) { + MSRCLR(0x80); +} #endif diff --git a/cpu/microblaze/dcache.S b/cpu/microblaze/dcache.S deleted file mode 100644 index eaf9671..0000000 --- a/cpu/microblaze/dcache.S +++ /dev/null @@ -1,68 +0,0 @@ -/* - * (C) Copyright 2007 Michal Simek - * - * Michal SIMEK <monstr@monstr.eu> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that 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 - */ - .text - .globl dcache_enable - .ent dcache_enable - .align 2 -dcache_enable: - /* Make space on stack for a temporary */ - addi r1, r1, -4 - /* Save register r12 */ - swi r12, r1, 0 - /* Read the MSR register */ - mfs r12, rmsr - /* Set the instruction enable bit */ - ori r12, r12, 0x80 - /* Save the MSR register */ - mts rmsr, r12 - /* Load register r12 */ - lwi r12, r1, 0 - /* Return */ - rtsd r15, 8 - /* Update stack in the delay slot */ - addi r1, r1, 4 - .end dcache_enable - - .text - .globl dcache_disable - .ent dcache_disable - .align 2 -dcache_disable: - /* Make space on stack for a temporary */ - addi r1, r1, -4 - /* Save register r12 */ - swi r12, r1, 0 - /* Read the MSR register */ - mfs r12, rmsr - /* Clear the data cache enable bit */ - andi r12, r12, ~0x80 - /* Save the MSR register */ - mts rmsr, r12 - /* Load register r12 */ - lwi r12, r1, 0 - /* Return */ - rtsd r15, 8 - /* Update stack in the delay slot */ - addi r1, r1, 4 - .end dcache_disable diff --git a/cpu/microblaze/disable_int.S b/cpu/microblaze/disable_int.S deleted file mode 100644 index aecd795..0000000 --- a/cpu/microblaze/disable_int.S +++ /dev/null @@ -1,46 +0,0 @@ -/* - * (C) Copyright 2007 Michal Simek - * - * Michal SIMEK <monstr@monstr.eu> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that 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 - */ - - .text - .globl microblaze_disable_interrupts - .ent microblaze_disable_interrupts - .align 2 -microblaze_disable_interrupts: - #Make space on stack for a temporary - addi r1, r1, -4 - #Save register r12 - swi r12, r1, 0 - #Read the MSR register - mfs r12, rmsr - #Clear the interrupt enable bit - andi r12, r12, ~2 - #Save the MSR register - mts rmsr, r12 - #Load register r12 - lwi r12, r1, 0 - #Return - rtsd r15, 8 - #Update stack in the delay slot - addi r1, r1, 4 - .end microblaze_disable_interrupts diff --git a/cpu/microblaze/enable_int.S b/cpu/microblaze/enable_int.S deleted file mode 100644 index c096c6c..0000000 --- a/cpu/microblaze/enable_int.S +++ /dev/null @@ -1,38 +0,0 @@ -/* - * (C) Copyright 2007 Michal Simek - * - * Michal SIMEK <monstrmonstr.eu> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that 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 - */ - - .text - .globl microblaze_enable_interrupts - .ent microblaze_enable_interrupts - .align 2 -microblaze_enable_interrupts: - addi r1, r1, -4 - swi r12, r1, 0 - mfs r12, rmsr - ori r12, r12, 2 - mts rmsr, r12 - lwi r12, r1, 0 - rtsd r15, 8 - addi r1, r1, 4 - .end microblaze_enable_interrupts diff --git a/cpu/microblaze/exception.c b/cpu/microblaze/exception.c index b135acb..d76b05a 100644 --- a/cpu/microblaze/exception.c +++ b/cpu/microblaze/exception.c @@ -23,15 +23,16 @@ */ #include <common.h> +#include <asm/asm.h> void _hw_exception_handler (void) { int address = 0; int state = 0; /* loading address of exception EAR */ - __asm__ __volatile ("mfs %0,rear"::"r" (address):"memory"); + MFS (address, rear); /* loading excetpion state register ESR */ - __asm__ __volatile ("mfs %0,resr"::"r" (state):"memory"); + MFS (state, resr); printf ("Hardware exception at 0x%x address\n", address); switch (state & 0x1f) { /* mask on exception cause */ case 0x1: @@ -49,6 +50,11 @@ void _hw_exception_handler (void) case 0x5: puts ("Divide by zero exception\n"); break; +#ifdef MICROBLAZE_V5 + case 0x1000: + puts ("Exception in delay slot\n"); + break; +#endif default: puts ("Undefined cause\n"); break; diff --git a/cpu/microblaze/icache.S b/cpu/microblaze/icache.S deleted file mode 100644 index 25940d1..0000000 --- a/cpu/microblaze/icache.S +++ /dev/null @@ -1,69 +0,0 @@ -/* - * (C) Copyright 2007 Michal Simek - * - * Michal SIMEK <monstr@monstr.eu> - * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that 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 - */ - - .text - .globl icache_enable - .ent icache_enable - .align 2 -icache_enable: - /* Make space on stack for a temporary */ - addi r1, r1, -4 - /* Save register r12 */ - swi r12, r1, 0 - /* Read the MSR register */ - mfs r12, rmsr - /* Set the instruction enable bit */ - ori r12, r12, 0x20 - /* Save the MSR register */ - mts rmsr, r12 - /* Load register r12 */ - lwi r12, r1, 0 - /* Return */ - rtsd r15, 8 - /* Update stack in the delay slot */ - addi r1, r1, 4 - .end icache_enable - - .text - .globl icache_disable - .ent icache_disable - .align 2 -icache_disable: - /* Make space on stack for a temporary */ - addi r1, r1, -4 - /* Save register r12 */ - swi r12, r1, 0 - /* Read the MSR register */ - mfs r12, rmsr - /* Clear the instruction enable bit */ - andi r12, r12, ~0x20 - /* Save the MSR register */ - mts rmsr, r12 - /* Load register r12 */ - lwi r12, r1, 0 - /* Return */ - rtsd r15, 8 - /* Update stack in the delay slot */ - addi r1, r1, 4 - .end icache_disable diff --git a/cpu/microblaze/interrupts.c b/cpu/microblaze/interrupts.c index 2db847c..b61153f 100644..100755 --- a/cpu/microblaze/interrupts.c +++ b/cpu/microblaze/interrupts.c @@ -27,6 +27,7 @@ #include <common.h> #include <command.h> #include <asm/microblaze_intc.h> +#include <asm/asm.h> #undef DEBUG_INT @@ -35,12 +36,12 @@ extern void microblaze_enable_interrupts (void); void enable_interrupts (void) { - microblaze_enable_interrupts (); + MSRSET(0x2); } int disable_interrupts (void) { - microblaze_disable_interrupts (); + MSRCLR(0x2); return 0; } @@ -48,6 +49,10 @@ int disable_interrupts (void) #ifdef CFG_TIMER_0 extern void timer_init (void); #endif +#ifdef CFG_FSL_2 +extern void fsl_init2 (void); +#endif + static struct irq_action vecs[CFG_INTC_0_NUM]; @@ -106,7 +111,6 @@ void install_interrupt_handler (int irq, interrupt_handler_t * hdlr, void *arg) act->count = 0; enable_one_interrupt (irq); } else { /* disable */ - act->handler = (interrupt_handler_t *) def_hdlr; act->arg = (void *)irq; disable_one_interrupt (irq); @@ -141,18 +145,22 @@ int interrupts_init (void) #ifdef CFG_TIMER_0 timer_init (); #endif +#ifdef CFG_FSL_2 + fsl_init2 (); +#endif enable_interrupts (); return 0; } void interrupt_handler (void) { - int irqs; - irqs = (intc->isr & intc->ier); /* find active interrupt */ - + int irqs = (intc->isr & intc->ier); /* find active interrupt */ + int i = 1; #ifdef DEBUG_INT + int value; printf ("INTC isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, intc->iar, intc->mer); + R14(value); printf ("Interrupt handler on %x line, r14 %x\n", irqs, value); #endif struct irq_action *act = vecs; @@ -165,15 +173,19 @@ void interrupt_handler (void) #endif act->handler (act->arg); act->count++; + intc->iar = i; + return; } irqs >>= 1; act++; + i <<= 1; } - intc->iar = 0xFFFFFFFF; /* erase all events */ -#ifdef DEBUG + +#ifdef DEBUG_INT printf ("Dump INTC reg, isr %x, ier %x, iar %x, mer %x\n", intc->isr, intc->ier, intc->iar, intc->mer); - printf ("Interrupt handler on %x line, r14\n", irqs); + R14(value); + printf ("Interrupt handler on %x line, r14 %x\n", irqs, value); #endif } #endif diff --git a/cpu/microblaze/irq.S b/cpu/microblaze/irq.S index a4e3fbf..e1fc190 100644..100755 --- a/cpu/microblaze/irq.S +++ b/cpu/microblaze/irq.S @@ -23,6 +23,7 @@ */ #include <config.h> +#include <asm/asm.h> .text .global _interrupt_handler _interrupt_handler: @@ -151,6 +152,11 @@ _interrupt_handler: addi r1, r1, 4 /* enable_interrupt */ +#ifdef XILINX_USE_MSR_INSTR + msrset r0, 2 +#else + /* FIXME unstable in stressed mode - two irqs */ + nop addi r1, r1, -4 swi r12, r1, 0 mfs r12, rmsr @@ -159,6 +165,7 @@ _interrupt_handler: lwi r12, r1, 0 addi r1, r1, 4 nop +#endif bra r14 nop nop diff --git a/cpu/microblaze/start.S b/cpu/microblaze/start.S index ca3befc..3c027ff 100644 --- a/cpu/microblaze/start.S +++ b/cpu/microblaze/start.S @@ -117,3 +117,36 @@ clear_bss: 3: /* jumping to board_init */ brai board_init 1: bri 1b + +/* + * Read 16bit little endian + */ + .text + .global in16 + .ent in16 + .align 2 +in16: lhu r3, r0, r5 + bslli r4, r3, 8 + bsrli r3, r3, 8 + andi r4, r4, 0xffff + or r3, r3, r4 + rtsd r15, 8 + sext16 r3, r3 + .end in16 + +/* + * Write 16bit little endian + * first parameter(r5) - address, second(r6) - short value + */ + .text + .global out16 + .ent out16 + .align 2 +out16: bslli r3, r6, 8 + bsrli r6, r6, 8 + andi r3, r3, 0xffff + or r3, r3, r6 + sh r3, r0, r5 + rtsd r15, 8 + or r0, r0, r0 + .end out16 diff --git a/cpu/microblaze/timer.c b/cpu/microblaze/timer.c index be4fd57..ab1cb12 100644 --- a/cpu/microblaze/timer.c +++ b/cpu/microblaze/timer.c @@ -24,6 +24,7 @@ #include <common.h> #include <asm/microblaze_timer.h> +#include <asm/microblaze_intc.h> volatile int timestamp = 0; @@ -44,9 +45,6 @@ void set_timer (ulong t) #ifdef CFG_INTC_0 #ifdef CFG_TIMER_0 -extern void install_interrupt_handler (int irq, interrupt_handler_t * hdlr, - void *arg); - microblaze_timer_t *tmr = (microblaze_timer_t *) (CFG_TIMER_0_ADDR); void timer_isr (void *arg) diff --git a/drivers/systemace.c b/drivers/systemace.c index 3848d9c..c9fd5f1 100644 --- a/drivers/systemace.c +++ b/drivers/systemace.c @@ -211,10 +211,16 @@ static unsigned long systemace_read(int dev, unsigned long start, /* Write sector count | ReadMemCardData. */ ace_writew((trans & 0xff) | 0x0300, 0x14); +/* + * For FPGA configuration via SystemACE is reset unacceptable + * CFGDONE bit in STATUSREG is not set to 1. + */ +#ifndef SYSTEMACE_CONFIG_FPGA /* Reset the configruation controller */ val = ace_readw(0x18); val |= 0x0080; ace_writew(val, 0x18); +#endif retry = trans * 16; while (retry > 0) { diff --git a/fs/jffs2/compr_zlib.c b/fs/jffs2/compr_zlib.c index 1b35585..d88d0f8 100644 --- a/fs/jffs2/compr_zlib.c +++ b/fs/jffs2/compr_zlib.c @@ -45,7 +45,7 @@ long zlib_decompress(unsigned char *data_in, unsigned char *cpage_out, __u32 srclen, __u32 destlen) { - return (decompress_block(cpage_out, data_in + 2, ldr_memcpy)); + return (decompress_block(cpage_out, data_in + 2, (void *) ldr_memcpy)); } diff --git a/include/asm-microblaze/asm.h b/include/asm-microblaze/asm.h new file mode 100755 index 0000000..f10f89c --- /dev/null +++ b/include/asm-microblaze/asm.h @@ -0,0 +1,98 @@ +/* + * (C) Copyright 2007 Michal Simek + * + * Michal SIMEK <monstr@monstr.eu> + * + * See file CREDITS for list of people who contributed to this + * project. + * + * This program is free software; you can redistribute it and/or + * modify it under the terms of the GNU General Public License as + * published by the Free Software Foundation; either version 2 of + * the License, or (at your option) any later version. + * + * This program is distributed in the hope that 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 + */ + +/* FSL macros */ +#define NGET(val, fslnum) \ + __asm__ __volatile__ ("nget %0, rfsl" #fslnum :"=r" (val)); + +#define GET(val, fslnum) \ + __asm__ __volatile__ ("get %0, rfsl" #fslnum :"=r" (val)); + +#define NCGET(val, fslnum) \ + __asm__ __volatile__ ("ncget %0, rfsl" #fslnum :"=r" (val)); + +#define CGET(val, fslnum) \ + __asm__ __volatile__ ("cget %0, rfsl" #fslnum :"=r" (val)); + +#define NPUT(val, fslnum) \ + __asm__ __volatile__ ("nput %0, rfsl" #fslnum ::"r" (val)); + +#define PUT(val, fslnum) \ + __asm__ __volatile__ ("put %0, rfsl" #fslnum ::"r" (val)); + +#define NCPUT(val, fslnum) \ + __asm__ __volatile__ ("ncput %0, rfsl" #fslnum ::"r" (val)); + +#define CPUT(val, fslnum) \ + __asm__ __volatile__ ("cput %0, rfsl" #fslnum ::"r" (val)); + +/* CPU dependent */ +/* machine status register */ +#define MFS(val, reg) \ + __asm__ __volatile__ ("mfs %0," #reg :"=r" (val)); + +#define MTS(val, reg) \ + __asm__ __volatile__ ("mts " #reg ", %0"::"r" (val)); + +/* get return address from interrupt */ +#define R14(val) \ + __asm__ __volatile__ ("addi %0, r14, 0":"=r" (val)); + +#define NOP __asm__ __volatile__ ("nop"); + +/* use machine status registe USE_MSR_REG */ +#ifdef XILINX_USE_MSR_INSTR +#define MSRSET(val) \ + __asm__ __volatile__ ("msrset r0," #val ); + +#define MSRCLR(val) \ + __asm__ __volatile__ ("msrclr r0," #val ); + +#else +#define MSRSET(val) \ +{ \ + register unsigned tmp; \ + __asm__ __volatile__ (" \ + mfs %0, rmsr; \ + ori %0, %0, "#val"; \ + mts rmsr, %0; \ + nop;" \ + : "=r" (tmp) \ + : "d" (val) \ + : "memory"); \ +} + +#define MSRCLR(val) \ +{ \ + register unsigned tmp; \ + __asm__ __volatile__ (" \ + mfs %0, rmsr; \ + andi %0, %0, ~"#val"; \ + mts rmsr, %0; \ + nop;" \ + : "=r" (tmp) \ + : "d" (val) \ + : "memory"); \ +} +#endif diff --git a/include/asm-microblaze/microblaze_intc.h b/include/asm-microblaze/microblaze_intc.h index 6635aea..4c385aa 100644 --- a/include/asm-microblaze/microblaze_intc.h +++ b/include/asm-microblaze/microblaze_intc.h @@ -38,3 +38,6 @@ struct irq_action { void *arg; int count; /* number of interrupt */ }; + +void install_interrupt_handler (int irq, interrupt_handler_t * hdlr, + void *arg); diff --git a/include/cmd_confdefs.h b/include/cmd_confdefs.h index cf36583..b3ccdce 100644 --- a/include/cmd_confdefs.h +++ b/include/cmd_confdefs.h @@ -94,6 +94,7 @@ #define CFG_CMD_EXT2 0x1000000000000000ULL /* EXT2 Support */ #define CFG_CMD_SNTP 0x2000000000000000ULL /* SNTP support */ #define CFG_CMD_DISPLAY 0x4000000000000000ULL /* Display support */ +#define CFG_CMD_MFSL 0x8000000000000000ULL /* FSL support for Microblaze */ #define CFG_CMD_ALL 0xFFFFFFFFFFFFFFFFULL /* ALL commands */ @@ -125,6 +126,7 @@ CFG_CMD_IRQ | \ CFG_CMD_JFFS2 | \ CFG_CMD_KGDB | \ + CFG_CMD_MFSL | \ CFG_CMD_MII | \ CFG_CMD_MMC | \ CFG_CMD_NAND | \ diff --git a/include/common.h b/include/common.h index b162dbd..40fbba5 100644 --- a/include/common.h +++ b/include/common.h @@ -402,6 +402,10 @@ void ppcDcbi(unsigned long value); void ppcSync(void); void ppcDcbz(unsigned long value); #endif +#if defined (CONFIG_MICROBLAZE) +unsigned short in16(unsigned int); +void out16(unsigned int, unsigned short value); +#endif #if defined (CONFIG_MPC83XX) void ppcDWload(unsigned int *addr, unsigned int *ret); diff --git a/include/configs/ml401.h b/include/configs/ml401.h index cb159e7..4cfe802 100644 --- a/include/configs/ml401.h +++ b/include/configs/ml401.h @@ -28,6 +28,7 @@ #include "../board/xilinx/ml401/xparameters.h" #define CONFIG_MICROBLAZE 1 /* MicroBlaze CPU */ +#define MICROBLAZE_V5 1 #define CONFIG_ML401 1 /* ML401 Board */ /* uart */ @@ -36,11 +37,11 @@ #define CFG_BAUDRATE_TABLE { CONFIG_BAUDRATE } /* setting reset address */ -#define CFG_RESET_ADDRESS TEXT_BASE +//#define CFG_RESET_ADDRESS TEXT_BASE /* ethernet */ #define CONFIG_EMACLITE 1 -#define XPAR_EMAC_0_DEVICE_ID XPAR_XEMAC_NUM_INSTANCES +#define XPAR_EMAC_0_DEVICE_ID XPAR_OPB_ETHERNET_0_DEVICE_ID /* gpio */ #define CFG_GPIO_0 1 @@ -58,6 +59,10 @@ #define FREQUENCE XILINX_CLOCK_FREQ #define CFG_TIMER_0_PRELOAD ( FREQUENCE/1000 ) +/* FSL */ +#define CFG_FSL_2 +#define FSL_INTR_2 1 + /* * memory layout - Example * TEXT_BASE = 0x1200_0000; @@ -93,7 +98,8 @@ /* global pointer */ #define CFG_GBL_DATA_SIZE 0x1000 /* size of global data */ -#define CFG_GBL_DATA_OFFSET (CFG_SDRAM_BASE + CFG_SDRAM_SIZE - CFG_GBL_DATA_SIZE) /* start of global data */ +/* start of global data */ +#define CFG_GBL_DATA_OFFSET (CFG_SDRAM_BASE + CFG_SDRAM_SIZE - CFG_GBL_DATA_SIZE) /* monitor code */ #define SIZE 0x40000 @@ -117,6 +123,7 @@ #define CFG_FLASH_EMPTY_INFO 1 /* ?empty sector */ #define CFG_MAX_FLASH_BANKS 1 /* max number of memory banks */ #define CFG_MAX_FLASH_SECT 128 /* max number of sectors on one chip */ + #define CFG_FLASH_PROTECTION /* hardware flash protection */ #ifdef RAMENV #define CFG_ENV_IS_NOWHERE 1 @@ -135,6 +142,7 @@ #define CFG_ENV_IS_NOWHERE 1 #define CFG_ENV_SIZE 0x1000 #define CFG_ENV_ADDR (CFG_MONITOR_BASE - CFG_ENV_SIZE) + #define CFG_FLASH_PROTECTION /* hardware flash protection */ #endif /* !FLASH */ #ifdef FLASH @@ -152,8 +160,13 @@ CFG_CMD_IMI |\ CFG_CMD_NET |\ CFG_CMD_CACHE |\ + CFG_CMD_FAT |\ + CFG_CMD_EXT2 |\ + CFG_CMD_JFFS2 |\ + CFG_CMD_ECHO |\ CFG_CMD_IMLS |\ CFG_CMD_FLASH |\ + CFG_CMD_MFSL |\ CFG_CMD_PING \ ) #else /* !RAMENV */ @@ -174,6 +187,11 @@ CFG_CMD_FLASH |\ CFG_CMD_PING |\ CFG_CMD_ENV |\ + CFG_CMD_FAT |\ + CFG_CMD_EXT2 |\ + CFG_CMD_JFFS2 |\ + CFG_CMD_ECHO |\ + CFG_CMD_MFSL |\ CFG_CMD_SAVES \ ) @@ -189,16 +207,30 @@ CFG_CMD_BDI |\ CFG_CMD_RUN |\ CFG_CMD_LOADS |\ + CFG_CMD_FAT |\ + CFG_CMD_EXT2 |\ CFG_CMD_LOADB |\ CFG_CMD_IMI |\ CFG_CMD_NET |\ CFG_CMD_CACHE |\ + CFG_CMD_MFSL |\ CFG_CMD_PING \ ) #endif /* !FLASH */ /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ #include <cmd_confdefs.h> +#if (CONFIG_COMMANDS & CFG_CMD_JFFS2) +/* JFFS2 partitions */ +#define CONFIG_JFFS2_CMDLINE /* mtdparts command line support */ +#define MTDIDS_DEFAULT "nor0=ml401-0" + +/* default mtd partition table */ +#define MTDPARTS_DEFAULT "mtdparts=ml401-0:256k(u-boot),"\ + "256k(env),3m(kernel),1m(romfs),"\ + "1m(cramfs),-(jffs2)" +#endif + /* Miscellaneous configurable options */ #define CFG_PROMPT "U-Boot-mONStR> " #define CFG_CBSIZE 512 /* size of console buffer */ @@ -207,7 +239,7 @@ #define CFG_LONGHELP #define CFG_LOAD_ADDR 0x12000000 /* default load address */ -#define CONFIG_BOOTDELAY 30 +#define CONFIG_BOOTDELAY 30 #define CONFIG_BOOTARGS "root=romfs" #define CONFIG_HOSTNAME "ml401" #define CONFIG_BOOTCOMMAND "base 0;tftp 11000000 image.img;bootm" @@ -221,10 +253,19 @@ #define CFG_HZ 1000 /* system ace */ -/*#define CONFIG_SYSTEMACE -#define DEBUG_SYSTEMACE -#define CFG_SYSTEMACE_BASE XILINX_SYSACE_BASEADDR -#define CFG_SYSTEMACE_WIDTH XILINX_SYSACE_MEM_WIDTH -#define CONFIG_DOS_PARTITION -*/ +#define CONFIG_SYSTEMACE +/* #define DEBUG_SYSTEMACE */ +#define SYSTEMACE_CONFIG_FPGA +#define CFG_SYSTEMACE_BASE XILINX_SYSACE_BASEADDR +#define CFG_SYSTEMACE_WIDTH XILINX_SYSACE_MEM_WIDTH +#define CONFIG_DOS_PARTITION + +#define CONFIG_PREBOOT "echo U-BOOT for ML401;setenv preboot;echo" + +#define CONFIG_EXTRA_ENV_SETTINGS "unlock=yes\0" /* hardware flash protection */\ + "nor0=ml401-0\0"\ + "mtdparts=mtdparts=ml401-0:"\ + "256k(u-boot),256k(env),3m(kernel),"\ + "1m(romfs),1m(cramfs),-(jffs2)\0" + #endif /* __CONFIG_H */ diff --git a/include/configs/xupv2p.h b/include/configs/xupv2p.h index a2f4810..b4c720d 100644 --- a/include/configs/xupv2p.h +++ b/include/configs/xupv2p.h @@ -132,6 +132,8 @@ CFG_CMD_LOADS |\ CFG_CMD_LOADB |\ CFG_CMD_MISC |\ + CFG_CMD_FAT |\ + CFG_CMD_EXT2 |\ CFG_CMD_PING \ ) @@ -163,12 +165,12 @@ "base 0;" \ "echo" - /* system ace */ -/*#define CONFIG_SYSTEMACE -#define DEBUG_SYSTEMACE -#define CFG_SYSTEMACE_BASE 0xCF000000 -#define CFG_SYSTEMACE_WIDTH 16 -#define CONFIG_DOS_PARTITION*/ +#define CONFIG_SYSTEMACE +/* #define DEBUG_SYSTEMACE */ +#define SYSTEMACE_CONFIG_FPGA +#define CFG_SYSTEMACE_BASE XILINX_SYSACE_BASEADDR +#define CFG_SYSTEMACE_WIDTH XILINX_SYSACE_MEM_WIDTH +#define CONFIG_DOS_PARTITION #endif /* __CONFIG_H */ diff --git a/include/linux/stat.h b/include/linux/stat.h index 43fd53f..37f2924 100644 --- a/include/linux/stat.h +++ b/include/linux/stat.h @@ -67,7 +67,8 @@ struct stat { #endif /* __PPC__ */ -#if defined (__ARM__) || defined (__I386__) || defined (__M68K__) || defined (__bfin__) +#if defined (__ARM__) || defined (__I386__) || defined (__M68K__) || defined (__bfin__) ||\ + defined (__microblaze__) struct stat { unsigned short st_dev; |