diff options
| -rw-r--r-- | .gitignore | 5 | ||||
| -rw-r--r-- | Makefile | 10 | ||||
| -rw-r--r-- | board/samsung/goni/lowlevel_init.S | 120 | ||||
| -rw-r--r-- | board/samsung/smdkc100/lowlevel_init.S | 42 | ||||
| -rw-r--r-- | onenand_ipl/onenand_boot.c | 48 | ||||
| -rw-r--r-- | onenand_ipl/onenand_ipl.h | 36 | ||||
| -rw-r--r-- | onenand_ipl/onenand_read.c | 158 |
7 files changed, 0 insertions, 419 deletions
@@ -75,10 +75,5 @@ cscope.* /ctags /etags -# OneNAND IPL files -/onenand_ipl/onenand-ipl* -/onenand_ipl/board/*/onenand* -/onenand_ipl/board/*/*.S - # spl ais files /spl/*.ais @@ -378,7 +378,6 @@ ALL-y += $(obj)u-boot.srec $(obj)u-boot.bin $(obj)System.map ALL-$(CONFIG_NAND_U_BOOT) += $(obj)u-boot-nand.bin ALL-$(CONFIG_ONENAND_U_BOOT) += $(obj)u-boot-onenand.bin -ONENAND_BIN ?= $(obj)onenand_ipl/onenand-ipl-2k.bin ALL-$(CONFIG_SPL) += $(obj)spl/u-boot-spl.bin ALL-$(CONFIG_OF_SEPARATE) += $(obj)u-boot.dtb $(obj)u-boot-dtb.bin @@ -550,12 +549,6 @@ nand_spl: $(TIMESTAMP_FILE) $(VERSION_FILE) depend $(obj)u-boot-nand.bin: nand_spl $(obj)u-boot.bin cat $(obj)nand_spl/u-boot-spl-16k.bin $(obj)u-boot.bin > $(obj)u-boot-nand.bin -onenand_ipl: $(TIMESTAMP_FILE) $(VERSION_FILE) $(obj)include/autoconf.mk - $(MAKE) -C onenand_ipl/board/$(BOARDDIR) all - -$(obj)u-boot-onenand.bin: onenand_ipl $(obj)u-boot.bin - cat $(ONENAND_BIN) $(obj)u-boot.bin > $(obj)u-boot-onenand.bin - $(obj)spl/u-boot-spl.bin: $(SUBDIR_TOOLS) depend $(MAKE) -C spl all @@ -790,9 +783,7 @@ clean: @rm -f $(obj)include/generated/asm-offsets.h @rm -f $(obj)$(CPUDIR)/$(SOC)/asm-offsets.s @rm -f $(obj)nand_spl/{u-boot.lds,u-boot-nand_spl.lds,u-boot-spl,u-boot-spl.map,System.map} - @rm -f $(obj)onenand_ipl/onenand-{ipl,ipl.bin,ipl.map} @rm -f $(ONENAND_BIN) - @rm -f $(obj)onenand_ipl/u-boot.lds @rm -f $(obj)spl/{u-boot-spl,u-boot-spl.bin,u-boot-spl.lds,u-boot-spl.map} @rm -f $(obj)MLO @rm -f $(TIMESTAMP_FILE) $(VERSION_FILE) @@ -825,7 +816,6 @@ clobber: tidy @rm -fr $(obj)include/asm/proc $(obj)include/asm/arch $(obj)include/asm @rm -fr $(obj)include/generated @[ ! -d $(obj)nand_spl ] || find $(obj)nand_spl -name "*" -type l -print | xargs rm -f - @[ ! -d $(obj)onenand_ipl ] || find $(obj)onenand_ipl -name "*" -type l -print | xargs rm -f @rm -f $(obj)dts/*.tmp @rm -f $(obj)spl/u-boot-spl{,-pad}.ais diff --git a/board/samsung/goni/lowlevel_init.S b/board/samsung/goni/lowlevel_init.S index 30a5835..1effc9c 100644 --- a/board/samsung/goni/lowlevel_init.S +++ b/board/samsung/goni/lowlevel_init.S @@ -79,11 +79,7 @@ skip_check_didle: str r1, [r0, #0x0] @ GPIO_CON_OFFSET ldr r1, [r0, #0x4] @ GPIO_DAT_OFFSET -#ifdef CONFIG_ONENAND_IPL - orr r1, r1, #(1 << 1) @ 1 * 1-bit -#else bic r1, r1, #(1 << 1) -#endif str r1, [r0, #0x4] @ GPIO_DAT_OFFSET /* Don't setup at s5pc100 */ @@ -182,7 +178,6 @@ skip_check_didle: /* Do not release retention here for S5PC110 */ streq r1, [r0] -#ifndef CONFIG_ONENAND_IPL /* Disable Watchdog */ ldreq r0, =S5PC100_WATCHDOG_BASE @ 0xEA200000 ldrne r0, =S5PC110_WATCHDOG_BASE @ 0xE2700000 @@ -193,7 +188,6 @@ skip_check_didle: ldrne r0, =S5PC110_SROMC_BASE ldr r1, =0x9 str r1, [r0] -#endif /* S5PC100 has 3 groups of interrupt sources */ ldreq r0, =S5PC100_VIC0_BASE @ 0xE4000000 @@ -207,7 +201,6 @@ skip_check_didle: str r3, [r1, #0x14] @ INTENCLEAR str r3, [r2, #0x14] @ INTENCLEAR -#ifndef CONFIG_ONENAND_IPL /* Set all interrupts as IRQ */ str r5, [r0, #0xc] @ INTSELECT str r5, [r1, #0xc] @ INTSELECT @@ -217,120 +210,12 @@ skip_check_didle: str r5, [r0, #0xf00] @ INTADDRESS str r5, [r1, #0xf00] @ INTADDRESS str r5, [r2, #0xf00] @ INTADDRESS -#endif -#ifndef CONFIG_ONENAND_IPL /* for UART */ bl uart_asm_init bl internal_ram_init -#endif - -#ifdef CONFIG_ONENAND_IPL - /* init system clock */ - bl system_clock_init - - /* OneNAND Sync Read Support at S5PC110 only - * RM[15] : Sync Read - * BRWL[14:12] : 7 CLK - * BL[11:9] : Continuous - * VHF[3] : Very High Frequency Enable (Over 83MHz) - * HF[2] : High Frequency Enable (Over 66MHz) - * WM[1] : Sync Write - */ - cmp r7, r8 - ldrne r1, =0xE006 - ldrne r0, =0xB001E442 - strneh r1, [r0] - - /* - * GCE[26] : Gated Clock Enable - * RPE[17] : Enables Read Prefetch - */ - ldrne r1, =((1 << 26) | (1 << 17) | 0xE006) - ldrne r0, =0xB0600000 - strne r1, [r0, #0x100] @ ONENAND_IF_CTRL - ldrne r1, =0x1212 - strne r1, [r0, #0x108] - - /* Board detection to set proper memory configuration */ - cmp r7, r8 - moveq r9, #1 /* r9 has 1Gib default at s5pc100 */ - movne r9, #2 /* r9 has 2Gib default at s5pc110 */ - - ldr r2, =0xE0200200 - ldr r4, [r2, #0x48] - - bic r1, r4, #(0x3F << 4) /* PULLUP_DISABLE: 3 * 2-bit */ - bic r1, r1, #(0x3 << 2) /* PULLUP_DISABLE: 2 * 2-bit */ - bic r1, r1, #(0x3 << 14) /* PULLUP_DISABLE: 2 * 2-bit */ - str r1, [r2, #0x48] - /* For write completion */ - nop - nop - - ldr r3, [r2, #0x44] - and r1, r3, #(0x7 << 2) - mov r1, r1, lsr #2 - cmp r1, #0x5 - moveq r9, #3 - cmp r1, #0x6 - moveq r9, #1 - cmp r1, #0x7 - moveq r9, #2 - and r0, r3, #(0x1 << 1) - mov r0, r0, lsr #1 - orr r1, r1, r0, lsl #3 - cmp r1, #0x8 - moveq r9, #3 - and r1, r3, #(0x7 << 2) - mov r1, r1, lsr #2 - and r0, r3, #(0x1 << 7) - mov r0, r0, lsr #7 - orr r1, r1, r0, lsl #3 - cmp r1, #0x9 - moveq r9, #3 - str r4, [r2, #0x48] /* Restore PULLUP configuration */ - - bl mem_ctrl_asm_init - - /* Wakeup support. Don't know if it's going to be used, untested. */ - ldreq r0, =S5PC100_RST_STAT - ldrne r0, =S5PC110_RST_STAT - ldr r1, [r0] - biceq r1, r1, #0xfffffff7 - moveq r2, #(1 << 3) - bicne r1, r1, #0xfffeffff - movne r2, #(1 << 16) - cmp r1, r2 - bne 1f -wakeup: - /* turn off L2 cache */ - bl l2_cache_disable - - cmp r7, r8 - ldreq r0, =0xC100 - ldrne r0, =0xC110 - - /* invalidate L2 cache also */ - bl invalidate_dcache - - /* turn on L2 cache */ - bl l2_cache_enable - - cmp r7, r8 - /* Load return address and jump to kernel */ - ldreq r0, =S5PC100_INFORM0 - ldrne r0, =S5PC110_INFORM0 - - /* r1 = physical address of s5pc1xx_cpu_resume function */ - ldr r1, [r0] - /* Jump to kernel (sleep-s5pc1xx.S) */ - mov pc, r1 - nop - nop -#else cmp r7, r8 /* Clear wakeup status register */ ldreq r0, =S5PC100_WAKEUP_STAT @@ -347,7 +232,6 @@ wakeup: orr r1, r1, r2 str r1, [r0] -#endif b 1f didle_wakeup: @@ -517,7 +401,6 @@ system_clock_init: mov pc, lr -#ifndef CONFIG_ONENAND_IPL internal_ram_init: ldreq r0, =0xE3800000 ldrne r0, =0xF1500000 @@ -525,9 +408,7 @@ internal_ram_init: str r1, [r0] mov pc, lr -#endif -#ifndef CONFIG_ONENAND_IPL /* * uart_asm_init: Initialize UART's pins */ @@ -582,4 +463,3 @@ uart_asm_init: str r1, [r0, #0x4] @ S5PC1XX_GPIO_DAT_OFFSET 200: mov pc, lr -#endif diff --git a/board/samsung/smdkc100/lowlevel_init.S b/board/samsung/smdkc100/lowlevel_init.S index 6d18835..6f9a554 100644 --- a/board/samsung/smdkc100/lowlevel_init.S +++ b/board/samsung/smdkc100/lowlevel_init.S @@ -50,12 +50,10 @@ lowlevel_init: orr r0, r0, #0x0 str r5, [r0] -#ifndef CONFIG_ONENAND_IPL /* setting SRAM */ ldr r0, =S5PC100_SROMC_BASE ldr r1, =0x9 str r1, [r0] -#endif /* S5PC100 has 3 groups of interrupt sources */ ldr r0, =S5PC100_VIC0_BASE @0xE4000000 @@ -68,7 +66,6 @@ lowlevel_init: str r3, [r1, #0x14] @INTENCLEAR str r3, [r2, #0x14] @INTENCLEAR -#ifndef CONFIG_ONENAND_IPL /* Set all interrupts as IRQ */ str r5, [r0, #0xc] @INTSELECT str r5, [r1, #0xc] @INTSELECT @@ -78,54 +75,17 @@ lowlevel_init: str r5, [r0, #0xf00] @INTADDRESS str r5, [r1, #0xf00] @INTADDRESS str r5, [r2, #0xf00] @INTADDRESS -#endif -#ifndef CONFIG_ONENAND_IPL /* for UART */ bl uart_asm_init /* for TZPC */ bl tzpc_asm_init -#endif - -#ifdef CONFIG_ONENAND_IPL - /* init system clock */ - bl system_clock_init - - bl mem_ctrl_asm_init - - /* Wakeup support. Don't know if it's going to be used, untested. */ - ldr r0, =S5PC100_RST_STAT - ldr r1, [r0] - bic r1, r1, #0xfffffff7 - cmp r1, #0x8 - beq wakeup_reset -#endif 1: mov lr, r9 mov pc, lr -#ifdef CONFIG_ONENAND_IPL -wakeup_reset: - - /* Clear wakeup status register */ - ldr r0, =S5PC100_WAKEUP_STAT - ldr r1, [r0] - str r1, [r0] - - /* Load return address and jump to kernel */ - ldr r0, =S5PC100_INFORM0 - - /* r1 = physical address of s5pc100_cpu_resume function */ - ldr r1, [r0] - - /* Jump to kernel (sleep.S) */ - mov pc, r1 - nop - nop -#endif - /* * system_clock_init: Initialize core clock and bus clock. * void system_clock_init(void) @@ -178,7 +138,6 @@ system_clock_init: mov pc, lr -#ifndef CONFIG_ONENAND_IPL /* * uart_asm_init: Initialize UART's pins */ @@ -212,4 +171,3 @@ tzpc_asm_init: str r1, [r0, #0x810] mov pc, lr -#endif diff --git a/onenand_ipl/onenand_boot.c b/onenand_ipl/onenand_boot.c deleted file mode 100644 index 22baebb..0000000 --- a/onenand_ipl/onenand_boot.c +++ /dev/null @@ -1,48 +0,0 @@ -/* - * (C) Copyright 2005-2008 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * Derived from x-loader - * - * 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 - */ - -#include <common.h> - -#include "onenand_ipl.h" - -typedef int (init_fnc_t)(void); - -void start_oneboot(void) -{ - uchar *buf; - - buf = (uchar *) CONFIG_SYS_LOAD_ADDR; - - onenand_read_block(buf); - - ((init_fnc_t *)CONFIG_SYS_LOAD_ADDR)(); - - /* should never come here */ -} - -void hang(void) -{ - for (;;); -} diff --git a/onenand_ipl/onenand_ipl.h b/onenand_ipl/onenand_ipl.h deleted file mode 100644 index 7ebb3e3..0000000 --- a/onenand_ipl/onenand_ipl.h +++ /dev/null @@ -1,36 +0,0 @@ -/* - * (C) Copyright 2005-2008 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * 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 - */ - -#ifndef _ONENAND_IPL_H -#define _ONENAND_IPL_H - -#include <linux/mtd/onenand_regs.h> - -#define onenand_readw(a) readw(THIS_ONENAND(a)) -#define onenand_writew(v, a) writew(v, THIS_ONENAND(a)) - -#define THIS_ONENAND(a) (CONFIG_SYS_ONENAND_BASE + (a)) - -#define READ_INTERRUPT() onenand_readw(ONENAND_REG_INTERRUPT) - -extern int (*onenand_read_page)(ulong block, ulong page, - u_char *buf, int pagesize); -extern int onenand_read_block(unsigned char *buf); -#endif diff --git a/onenand_ipl/onenand_read.c b/onenand_ipl/onenand_read.c deleted file mode 100644 index 8d0df81..0000000 --- a/onenand_ipl/onenand_read.c +++ /dev/null @@ -1,158 +0,0 @@ -/* - * (C) Copyright 2005-2009 Samsung Electronics - * Kyungmin Park <kyungmin.park@samsung.com> - * - * 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 - */ - -#include <common.h> - -#include <asm/io.h> -#include <asm/string.h> - -#include "onenand_ipl.h" - -#define onenand_block_address(block) (block) -#define onenand_sector_address(page) (page << 2) -#define onenand_buffer_address() ((1 << 3) << 8) -#define onenand_bufferram_address(block) (0) - -#ifdef __HAVE_ARCH_MEMCPY32 -extern void *memcpy32(void *dest, void *src, int size); -#endif - -int (*onenand_read_page)(ulong block, ulong page, u_char *buf, int pagesize); - -/* read a page with ECC */ -static int generic_onenand_read_page(ulong block, ulong page, - u_char * buf, int pagesize) -{ - unsigned long *base; - -#ifndef __HAVE_ARCH_MEMCPY32 - unsigned int offset, value; - unsigned long *p; -#endif - - onenand_writew(onenand_block_address(block), - ONENAND_REG_START_ADDRESS1); - - onenand_writew(onenand_bufferram_address(block), - ONENAND_REG_START_ADDRESS2); - - onenand_writew(onenand_sector_address(page), - ONENAND_REG_START_ADDRESS8); - - onenand_writew(onenand_buffer_address(), - ONENAND_REG_START_BUFFER); - - onenand_writew(ONENAND_INT_CLEAR, ONENAND_REG_INTERRUPT); - - onenand_writew(ONENAND_CMD_READ, ONENAND_REG_COMMAND); - -#ifndef __HAVE_ARCH_MEMCPY32 - p = (unsigned long *) buf; -#endif - base = (unsigned long *) (CONFIG_SYS_ONENAND_BASE + ONENAND_DATARAM); - - while (!(READ_INTERRUPT() & ONENAND_INT_READ)) - continue; - - /* Check for invalid block mark */ - if (page < 2 && (onenand_readw(ONENAND_SPARERAM) != 0xffff)) - return 1; - -#ifdef __HAVE_ARCH_MEMCPY32 - /* 32 bytes boundary memory copy */ - memcpy32(buf, base, pagesize); -#else - for (offset = 0; offset < (pagesize >> 2); offset++) { - value = *(base + offset); - *p++ = value; - } -#endif - - return 0; -} - -#ifndef CONFIG_ONENAND_START_PAGE -#define CONFIG_ONENAND_START_PAGE 1 -#endif -#define ONENAND_PAGES_PER_BLOCK 64 - -static void onenand_generic_init(int *page_is_4KiB, int *page) -{ - int dev_id, density; - - if (onenand_readw(ONENAND_REG_TECHNOLOGY)) - *page_is_4KiB = 1; - dev_id = onenand_readw(ONENAND_REG_DEVICE_ID); - density = dev_id >> ONENAND_DEVICE_DENSITY_SHIFT; - density &= ONENAND_DEVICE_DENSITY_MASK; - if (density >= ONENAND_DEVICE_DENSITY_4Gb && - !(dev_id & ONENAND_DEVICE_IS_DDP)) - *page_is_4KiB = 1; -} - -/** - * onenand_read_block - Read CONFIG_SYS_MONITOR_LEN from begining - * of OneNAND, skipping bad blocks - * @return 0 on success - */ -int onenand_read_block(unsigned char *buf) -{ - int block, nblocks; - int page = CONFIG_ONENAND_START_PAGE, offset = 0; - int pagesize, erasesize, erase_shift; - int page_is_4KiB = 0; - - onenand_read_page = generic_onenand_read_page; - - onenand_generic_init(&page_is_4KiB, &page); - - if (page_is_4KiB) { - pagesize = 4096; /* OneNAND has 4KiB pagesize */ - erase_shift = 18; - } else { - pagesize = 2048; /* OneNAND has 2KiB pagesize */ - erase_shift = 17; - } - - erasesize = (1 << erase_shift); - nblocks = (CONFIG_SYS_MONITOR_LEN + erasesize - 1) >> erase_shift; - - /* NOTE: you must read page from page 1 of block 0 */ - /* read the block page by page */ - for (block = 0; block < nblocks; block++) { - for (; page < ONENAND_PAGES_PER_BLOCK; page++) { - if (onenand_read_page(block, page, buf + offset, - pagesize)) { - /* This block is bad. Skip it - * and read next block */ - offset -= page * pagesize; - nblocks++; - break; - } - offset += pagesize; - } - page = 0; - } - - return 0; -} |